diff options
Diffstat (limited to 'vendor/github.com/go-openapi/runtime')
52 files changed, 6030 insertions, 0 deletions
diff --git a/vendor/github.com/go-openapi/runtime/.editorconfig b/vendor/github.com/go-openapi/runtime/.editorconfig new file mode 100644 index 000000000..3152da69a --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/.editorconfig @@ -0,0 +1,26 @@ +# top-most EditorConfig file +root = true + +# Unix-style newlines with a newline ending every file +[*] +end_of_line = lf +insert_final_newline = true +indent_style = space +indent_size = 2 +trim_trailing_whitespace = true + +# Set default charset +[*.{js,py,go,scala,rb,java,html,css,less,sass,md}] +charset = utf-8 + +# Tab indentation (no size specified) +[*.go] +indent_style = tab + +[*.md] +trim_trailing_whitespace = false + +# Matches the exact files either package.json or .travis.yml +[{package.json,.travis.yml}] +indent_style = space +indent_size = 2 diff --git a/vendor/github.com/go-openapi/runtime/.gitattributes b/vendor/github.com/go-openapi/runtime/.gitattributes new file mode 100644 index 000000000..d207b1802 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/.gitattributes @@ -0,0 +1 @@ +*.go text eol=lf diff --git a/vendor/github.com/go-openapi/runtime/.gitignore b/vendor/github.com/go-openapi/runtime/.gitignore new file mode 100644 index 000000000..fea8b84ec --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/.gitignore @@ -0,0 +1,5 @@ +secrets.yml +coverage.out +*.cov +*.out +playground diff --git a/vendor/github.com/go-openapi/runtime/.golangci.yml b/vendor/github.com/go-openapi/runtime/.golangci.yml new file mode 100644 index 000000000..b1aa7928a --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/.golangci.yml @@ -0,0 +1,44 @@ +linters-settings: + govet: + # Using err repeatedly considered as shadowing. + check-shadowing: false + golint: + min-confidence: 0 + gocyclo: + min-complexity: 30 + maligned: + suggest-new: true + dupl: + threshold: 100 + goconst: + min-len: 2 + min-occurrences: 4 +linters: + disable: + - maligned + - lll + - gochecknoglobals + - godox + - gocognit + - whitespace + - wsl + - funlen + - gochecknoglobals + - gochecknoinits + - scopelint + - wrapcheck + - exhaustivestruct + - exhaustive + - nlreturn + - testpackage + - gci + - gofumpt + - goerr113 + - gomnd + - tparallel + - nestif + - godot + - errorlint + - noctx + - interfacer + - nilerr diff --git a/vendor/github.com/go-openapi/runtime/CODE_OF_CONDUCT.md b/vendor/github.com/go-openapi/runtime/CODE_OF_CONDUCT.md new file mode 100644 index 000000000..9322b065e --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/CODE_OF_CONDUCT.md @@ -0,0 +1,74 @@ +# Contributor Covenant Code of Conduct + +## Our Pledge + +In the interest of fostering an open and welcoming environment, we as +contributors and maintainers pledge to making participation in our project and +our community a harassment-free experience for everyone, regardless of age, body +size, disability, ethnicity, gender identity and expression, level of experience, +nationality, personal appearance, race, religion, or sexual identity and +orientation. + +## Our Standards + +Examples of behavior that contributes to creating a positive environment +include: + +* Using welcoming and inclusive language +* Being respectful of differing viewpoints and experiences +* Gracefully accepting constructive criticism +* Focusing on what is best for the community +* Showing empathy towards other community members + +Examples of unacceptable behavior by participants include: + +* The use of sexualized language or imagery and unwelcome sexual attention or +advances +* Trolling, insulting/derogatory comments, and personal or political attacks +* Public or private harassment +* Publishing others' private information, such as a physical or electronic + address, without explicit permission +* Other conduct which could reasonably be considered inappropriate in a + professional setting + +## Our Responsibilities + +Project maintainers are responsible for clarifying the standards of acceptable +behavior and are expected to take appropriate and fair corrective action in +response to any instances of unacceptable behavior. + +Project maintainers have the right and responsibility to remove, edit, or +reject comments, commits, code, wiki edits, issues, and other contributions +that are not aligned to this Code of Conduct, or to ban temporarily or +permanently any contributor for other behaviors that they deem inappropriate, +threatening, offensive, or harmful. + +## Scope + +This Code of Conduct applies both within project spaces and in public spaces +when an individual is representing the project or its community. Examples of +representing a project or community include using an official project e-mail +address, posting via an official social media account, or acting as an appointed +representative at an online or offline event. Representation of a project may be +further defined and clarified by project maintainers. + +## Enforcement + +Instances of abusive, harassing, or otherwise unacceptable behavior may be +reported by contacting the project team at ivan+abuse@flanders.co.nz. All +complaints will be reviewed and investigated and will result in a response that +is deemed necessary and appropriate to the circumstances. The project team is +obligated to maintain confidentiality with regard to the reporter of an incident. +Further details of specific enforcement policies may be posted separately. + +Project maintainers who do not follow or enforce the Code of Conduct in good +faith may face temporary or permanent repercussions as determined by other +members of the project's leadership. + +## Attribution + +This Code of Conduct is adapted from the [Contributor Covenant][homepage], version 1.4, +available at [http://contributor-covenant.org/version/1/4][version] + +[homepage]: http://contributor-covenant.org +[version]: http://contributor-covenant.org/version/1/4/ diff --git a/vendor/github.com/go-openapi/runtime/LICENSE b/vendor/github.com/go-openapi/runtime/LICENSE new file mode 100644 index 000000000..d64569567 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/LICENSE @@ -0,0 +1,202 @@ + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. 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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright [yyyy] [name of copyright owner] + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. diff --git a/vendor/github.com/go-openapi/runtime/README.md b/vendor/github.com/go-openapi/runtime/README.md new file mode 100644 index 000000000..5b1ec6494 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/README.md @@ -0,0 +1,7 @@ +# runtime [](https://travis-ci.org/go-openapi/runtime) [](https://codecov.io/gh/go-openapi/runtime) [](https://slackin.goswagger.io) + +[](https://raw.githubusercontent.com/go-openapi/runtime/master/LICENSE) [](http://godoc.org/github.com/go-openapi/runtime) + +# golang Open-API toolkit - runtime + +The runtime component for use in codegeneration or as untyped usage. diff --git a/vendor/github.com/go-openapi/runtime/bytestream.go b/vendor/github.com/go-openapi/runtime/bytestream.go new file mode 100644 index 000000000..6eb6ceb5c --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/bytestream.go @@ -0,0 +1,169 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package runtime + +import ( + "bytes" + "encoding" + "errors" + "fmt" + "io" + "reflect" + + "github.com/go-openapi/swag" +) + +func defaultCloser() error { return nil } + +type byteStreamOpt func(opts *byteStreamOpts) + +// ClosesStream when the bytestream consumer or producer is finished +func ClosesStream(opts *byteStreamOpts) { + opts.Close = true +} + +type byteStreamOpts struct { + Close bool +} + +// ByteStreamConsumer creates a consumer for byte streams, +// takes a Writer/BinaryUnmarshaler interface or binary slice by reference, +// and reads from the provided reader +func ByteStreamConsumer(opts ...byteStreamOpt) Consumer { + var vals byteStreamOpts + for _, opt := range opts { + opt(&vals) + } + + return ConsumerFunc(func(reader io.Reader, data interface{}) error { + if reader == nil { + return errors.New("ByteStreamConsumer requires a reader") // early exit + } + + close := defaultCloser + if vals.Close { + if cl, ok := reader.(io.Closer); ok { + close = cl.Close + } + } + //nolint:errcheck // closing a reader wouldn't fail. + defer close() + + if wrtr, ok := data.(io.Writer); ok { + _, err := io.Copy(wrtr, reader) + return err + } + + buf := new(bytes.Buffer) + _, err := buf.ReadFrom(reader) + if err != nil { + return err + } + b := buf.Bytes() + + if bu, ok := data.(encoding.BinaryUnmarshaler); ok { + return bu.UnmarshalBinary(b) + } + + if data != nil { + if str, ok := data.(*string); ok { + *str = string(b) + return nil + } + } + + if t := reflect.TypeOf(data); data != nil && t.Kind() == reflect.Ptr { + v := reflect.Indirect(reflect.ValueOf(data)) + if t = v.Type(); t.Kind() == reflect.Slice && t.Elem().Kind() == reflect.Uint8 { + v.SetBytes(b) + return nil + } + } + + return fmt.Errorf("%v (%T) is not supported by the ByteStreamConsumer, %s", + data, data, "can be resolved by supporting Writer/BinaryUnmarshaler interface") + }) +} + +// ByteStreamProducer creates a producer for byte streams, +// takes a Reader/BinaryMarshaler interface or binary slice, +// and writes to a writer (essentially a pipe) +func ByteStreamProducer(opts ...byteStreamOpt) Producer { + var vals byteStreamOpts + for _, opt := range opts { + opt(&vals) + } + return ProducerFunc(func(writer io.Writer, data interface{}) error { + if writer == nil { + return errors.New("ByteStreamProducer requires a writer") // early exit + } + close := defaultCloser + if vals.Close { + if cl, ok := writer.(io.Closer); ok { + close = cl.Close + } + } + //nolint:errcheck // TODO: closing a writer would fail. + defer close() + + if rc, ok := data.(io.ReadCloser); ok { + defer rc.Close() + } + + if rdr, ok := data.(io.Reader); ok { + _, err := io.Copy(writer, rdr) + return err + } + + if bm, ok := data.(encoding.BinaryMarshaler); ok { + bytes, err := bm.MarshalBinary() + if err != nil { + return err + } + + _, err = writer.Write(bytes) + return err + } + + if data != nil { + if str, ok := data.(string); ok { + _, err := writer.Write([]byte(str)) + return err + } + + if e, ok := data.(error); ok { + _, err := writer.Write([]byte(e.Error())) + return err + } + + v := reflect.Indirect(reflect.ValueOf(data)) + if t := v.Type(); t.Kind() == reflect.Slice && t.Elem().Kind() == reflect.Uint8 { + _, err := writer.Write(v.Bytes()) + return err + } + if t := v.Type(); t.Kind() == reflect.Struct || t.Kind() == reflect.Slice { + b, err := swag.WriteJSON(data) + if err != nil { + return err + } + _, err = writer.Write(b) + return err + } + } + + return fmt.Errorf("%v (%T) is not supported by the ByteStreamProducer, %s", + data, data, "can be resolved by supporting Reader/BinaryMarshaler interface") + }) +} diff --git a/vendor/github.com/go-openapi/runtime/client_auth_info.go b/vendor/github.com/go-openapi/runtime/client_auth_info.go new file mode 100644 index 000000000..c6c97d9a7 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/client_auth_info.go @@ -0,0 +1,30 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package runtime + +import "github.com/go-openapi/strfmt" + +// A ClientAuthInfoWriterFunc converts a function to a request writer interface +type ClientAuthInfoWriterFunc func(ClientRequest, strfmt.Registry) error + +// AuthenticateRequest adds authentication data to the request +func (fn ClientAuthInfoWriterFunc) AuthenticateRequest(req ClientRequest, reg strfmt.Registry) error { + return fn(req, reg) +} + +// A ClientAuthInfoWriter implementor knows how to write authentication info to a request +type ClientAuthInfoWriter interface { + AuthenticateRequest(ClientRequest, strfmt.Registry) error +} diff --git a/vendor/github.com/go-openapi/runtime/client_operation.go b/vendor/github.com/go-openapi/runtime/client_operation.go new file mode 100644 index 000000000..fa21eacf3 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/client_operation.go @@ -0,0 +1,41 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package runtime + +import ( + "context" + "net/http" +) + +// ClientOperation represents the context for a swagger operation to be submitted to the transport +type ClientOperation struct { + ID string + Method string + PathPattern string + ProducesMediaTypes []string + ConsumesMediaTypes []string + Schemes []string + AuthInfo ClientAuthInfoWriter + Params ClientRequestWriter + Reader ClientResponseReader + Context context.Context + Client *http.Client +} + +// A ClientTransport implementor knows how to submit Request objects to some destination +type ClientTransport interface { + //Submit(string, RequestWriter, ResponseReader, AuthInfoWriter) (interface{}, error) + Submit(*ClientOperation) (interface{}, error) +} diff --git a/vendor/github.com/go-openapi/runtime/client_request.go b/vendor/github.com/go-openapi/runtime/client_request.go new file mode 100644 index 000000000..d4d2b58f2 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/client_request.go @@ -0,0 +1,152 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package runtime + +import ( + "io" + "net/http" + "net/url" + "time" + + "github.com/go-openapi/strfmt" +) + +// ClientRequestWriterFunc converts a function to a request writer interface +type ClientRequestWriterFunc func(ClientRequest, strfmt.Registry) error + +// WriteToRequest adds data to the request +func (fn ClientRequestWriterFunc) WriteToRequest(req ClientRequest, reg strfmt.Registry) error { + return fn(req, reg) +} + +// ClientRequestWriter is an interface for things that know how to write to a request +type ClientRequestWriter interface { + WriteToRequest(ClientRequest, strfmt.Registry) error +} + +// ClientRequest is an interface for things that know how to +// add information to a swagger client request +type ClientRequest interface { + SetHeaderParam(string, ...string) error + + GetHeaderParams() http.Header + + SetQueryParam(string, ...string) error + + SetFormParam(string, ...string) error + + SetPathParam(string, string) error + + GetQueryParams() url.Values + + SetFileParam(string, ...NamedReadCloser) error + + SetBodyParam(interface{}) error + + SetTimeout(time.Duration) error + + GetMethod() string + + GetPath() string + + GetBody() []byte + + GetBodyParam() interface{} + + GetFileParam() map[string][]NamedReadCloser +} + +// NamedReadCloser represents a named ReadCloser interface +type NamedReadCloser interface { + io.ReadCloser + Name() string +} + +// NamedReader creates a NamedReadCloser for use as file upload +func NamedReader(name string, rdr io.Reader) NamedReadCloser { + rc, ok := rdr.(io.ReadCloser) + if !ok { + rc = io.NopCloser(rdr) + } + return &namedReadCloser{ + name: name, + cr: rc, + } +} + +type namedReadCloser struct { + name string + cr io.ReadCloser +} + +func (n *namedReadCloser) Close() error { + return n.cr.Close() +} +func (n *namedReadCloser) Read(p []byte) (int, error) { + return n.cr.Read(p) +} +func (n *namedReadCloser) Name() string { + return n.name +} + +type TestClientRequest struct { + Headers http.Header + Body interface{} +} + +func (t *TestClientRequest) SetHeaderParam(name string, values ...string) error { + if t.Headers == nil { + t.Headers = make(http.Header) + } + t.Headers.Set(name, values[0]) + return nil +} + +func (t *TestClientRequest) SetQueryParam(_ string, _ ...string) error { return nil } + +func (t *TestClientRequest) SetFormParam(_ string, _ ...string) error { return nil } + +func (t *TestClientRequest) SetPathParam(_ string, _ string) error { return nil } + +func (t *TestClientRequest) SetFileParam(_ string, _ ...NamedReadCloser) error { return nil } + +func (t *TestClientRequest) SetBodyParam(body interface{}) error { + t.Body = body + return nil +} + +func (t *TestClientRequest) SetTimeout(time.Duration) error { + return nil +} + +func (t *TestClientRequest) GetQueryParams() url.Values { return nil } + +func (t *TestClientRequest) GetMethod() string { return "" } + +func (t *TestClientRequest) GetPath() string { return "" } + +func (t *TestClientRequest) GetBody() []byte { return nil } + +func (t *TestClientRequest) GetBodyParam() interface{} { + return t.Body +} + +func (t *TestClientRequest) GetFileParam() map[string][]NamedReadCloser { + return nil +} + +func (t *TestClientRequest) GetHeaderParams() http.Header { + return t.Headers +} diff --git a/vendor/github.com/go-openapi/runtime/client_response.go b/vendor/github.com/go-openapi/runtime/client_response.go new file mode 100644 index 000000000..0d1691149 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/client_response.go @@ -0,0 +1,110 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package runtime + +import ( + "encoding/json" + "fmt" + "io" +) + +// A ClientResponse represents a client response +// This bridges between responses obtained from different transports +type ClientResponse interface { + Code() int + Message() string + GetHeader(string) string + GetHeaders(string) []string + Body() io.ReadCloser +} + +// A ClientResponseReaderFunc turns a function into a ClientResponseReader interface implementation +type ClientResponseReaderFunc func(ClientResponse, Consumer) (interface{}, error) + +// ReadResponse reads the response +func (read ClientResponseReaderFunc) ReadResponse(resp ClientResponse, consumer Consumer) (interface{}, error) { + return read(resp, consumer) +} + +// A ClientResponseReader is an interface for things want to read a response. +// An application of this is to create structs from response values +type ClientResponseReader interface { + ReadResponse(ClientResponse, Consumer) (interface{}, error) +} + +// NewAPIError creates a new API error +func NewAPIError(opName string, payload interface{}, code int) *APIError { + return &APIError{ + OperationName: opName, + Response: payload, + Code: code, + } +} + +// APIError wraps an error model and captures the status code +type APIError struct { + OperationName string + Response interface{} + Code int +} + +func (o *APIError) Error() string { + var resp []byte + if err, ok := o.Response.(error); ok { + resp = []byte("'" + err.Error() + "'") + } else { + resp, _ = json.Marshal(o.Response) + } + return fmt.Sprintf("%s (status %d): %s", o.OperationName, o.Code, resp) +} + +func (o *APIError) String() string { + return o.Error() +} + +// IsSuccess returns true when this elapse o k response returns a 2xx status code +func (o *APIError) IsSuccess() bool { + return o.Code/100 == 2 +} + +// IsRedirect returns true when this elapse o k response returns a 3xx status code +func (o *APIError) IsRedirect() bool { + return o.Code/100 == 3 +} + +// IsClientError returns true when this elapse o k response returns a 4xx status code +func (o *APIError) IsClientError() bool { + return o.Code/100 == 4 +} + +// IsServerError returns true when this elapse o k response returns a 5xx status code +func (o *APIError) IsServerError() bool { + return o.Code/100 == 5 +} + +// IsCode returns true when this elapse o k response returns a 4xx status code +func (o *APIError) IsCode(code int) bool { + return o.Code == code +} + +// A ClientResponseStatus is a common interface implemented by all responses on the generated code +// You can use this to treat any client response based on status code +type ClientResponseStatus interface { + IsSuccess() bool + IsRedirect() bool + IsClientError() bool + IsServerError() bool + IsCode(int) bool +} diff --git a/vendor/github.com/go-openapi/runtime/constants.go b/vendor/github.com/go-openapi/runtime/constants.go new file mode 100644 index 000000000..515969242 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/constants.go @@ -0,0 +1,49 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package runtime + +const ( + // HeaderContentType represents a http content-type header, it's value is supposed to be a mime type + HeaderContentType = "Content-Type" + + // HeaderTransferEncoding represents a http transfer-encoding header. + HeaderTransferEncoding = "Transfer-Encoding" + + // HeaderAccept the Accept header + HeaderAccept = "Accept" + // HeaderAuthorization the Authorization header + HeaderAuthorization = "Authorization" + + charsetKey = "charset" + + // DefaultMime the default fallback mime type + DefaultMime = "application/octet-stream" + // JSONMime the json mime type + JSONMime = "application/json" + // YAMLMime the yaml mime type + YAMLMime = "application/x-yaml" + // XMLMime the xml mime type + XMLMime = "application/xml" + // TextMime the text mime type + TextMime = "text/plain" + // HTMLMime the html mime type + HTMLMime = "text/html" + // CSVMime the csv mime type + CSVMime = "text/csv" + // MultipartFormMime the multipart form mime type + MultipartFormMime = "multipart/form-data" + // URLencodedFormMime the url encoded form mime type + URLencodedFormMime = "application/x-www-form-urlencoded" +) diff --git a/vendor/github.com/go-openapi/runtime/csv.go b/vendor/github.com/go-openapi/runtime/csv.go new file mode 100644 index 000000000..d807bd915 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/csv.go @@ -0,0 +1,77 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package runtime + +import ( + "bytes" + "encoding/csv" + "errors" + "io" +) + +// CSVConsumer creates a new CSV consumer +func CSVConsumer() Consumer { + return ConsumerFunc(func(reader io.Reader, data interface{}) error { + if reader == nil { + return errors.New("CSVConsumer requires a reader") + } + + csvReader := csv.NewReader(reader) + writer, ok := data.(io.Writer) + if !ok { + return errors.New("data type must be io.Writer") + } + csvWriter := csv.NewWriter(writer) + records, err := csvReader.ReadAll() + if err != nil { + return err + } + for _, r := range records { + if err := csvWriter.Write(r); err != nil { + return err + } + } + csvWriter.Flush() + return nil + }) +} + +// CSVProducer creates a new CSV producer +func CSVProducer() Producer { + return ProducerFunc(func(writer io.Writer, data interface{}) error { + if writer == nil { + return errors.New("CSVProducer requires a writer") + } + + dataBytes, ok := data.([]byte) + if !ok { + return errors.New("data type must be byte array") + } + + csvReader := csv.NewReader(bytes.NewBuffer(dataBytes)) + records, err := csvReader.ReadAll() + if err != nil { + return err + } + csvWriter := csv.NewWriter(writer) + for _, r := range records { + if err := csvWriter.Write(r); err != nil { + return err + } + } + csvWriter.Flush() + return nil + }) +} diff --git a/vendor/github.com/go-openapi/runtime/discard.go b/vendor/github.com/go-openapi/runtime/discard.go new file mode 100644 index 000000000..0d390cfd6 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/discard.go @@ -0,0 +1,9 @@ +package runtime + +import "io" + +// DiscardConsumer does absolutely nothing, it's a black hole. +var DiscardConsumer = ConsumerFunc(func(_ io.Reader, _ interface{}) error { return nil }) + +// DiscardProducer does absolutely nothing, it's a black hole. +var DiscardProducer = ProducerFunc(func(_ io.Writer, _ interface{}) error { return nil }) diff --git a/vendor/github.com/go-openapi/runtime/file.go b/vendor/github.com/go-openapi/runtime/file.go new file mode 100644 index 000000000..397d8a459 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/file.go @@ -0,0 +1,19 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package runtime + +import "github.com/go-openapi/swag" + +type File = swag.File diff --git a/vendor/github.com/go-openapi/runtime/headers.go b/vendor/github.com/go-openapi/runtime/headers.go new file mode 100644 index 000000000..4d111db4f --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/headers.go @@ -0,0 +1,45 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package runtime + +import ( + "mime" + "net/http" + + "github.com/go-openapi/errors" +) + +// ContentType parses a content type header +func ContentType(headers http.Header) (string, string, error) { + ct := headers.Get(HeaderContentType) + orig := ct + if ct == "" { + ct = DefaultMime + } + if ct == "" { + return "", "", nil + } + + mt, opts, err := mime.ParseMediaType(ct) + if err != nil { + return "", "", errors.NewParseError(HeaderContentType, "header", orig, err) + } + + if cs, ok := opts[charsetKey]; ok { + return mt, cs, nil + } + + return mt, "", nil +} diff --git a/vendor/github.com/go-openapi/runtime/interfaces.go b/vendor/github.com/go-openapi/runtime/interfaces.go new file mode 100644 index 000000000..e33412868 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/interfaces.go @@ -0,0 +1,112 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package runtime + +import ( + "context" + "io" + "net/http" + + "github.com/go-openapi/strfmt" +) + +// OperationHandlerFunc an adapter for a function to the OperationHandler interface +type OperationHandlerFunc func(interface{}) (interface{}, error) + +// Handle implements the operation handler interface +func (s OperationHandlerFunc) Handle(data interface{}) (interface{}, error) { + return s(data) +} + +// OperationHandler a handler for a swagger operation +type OperationHandler interface { + Handle(interface{}) (interface{}, error) +} + +// ConsumerFunc represents a function that can be used as a consumer +type ConsumerFunc func(io.Reader, interface{}) error + +// Consume consumes the reader into the data parameter +func (fn ConsumerFunc) Consume(reader io.Reader, data interface{}) error { + return fn(reader, data) +} + +// Consumer implementations know how to bind the values on the provided interface to +// data provided by the request body +type Consumer interface { + // Consume performs the binding of request values + Consume(io.Reader, interface{}) error +} + +// ProducerFunc represents a function that can be used as a producer +type ProducerFunc func(io.Writer, interface{}) error + +// Produce produces the response for the provided data +func (f ProducerFunc) Produce(writer io.Writer, data interface{}) error { + return f(writer, data) +} + +// Producer implementations know how to turn the provided interface into a valid +// HTTP response +type Producer interface { + // Produce writes to the http response + Produce(io.Writer, interface{}) error +} + +// AuthenticatorFunc turns a function into an authenticator +type AuthenticatorFunc func(interface{}) (bool, interface{}, error) + +// Authenticate authenticates the request with the provided data +func (f AuthenticatorFunc) Authenticate(params interface{}) (bool, interface{}, error) { + return f(params) +} + +// Authenticator represents an authentication strategy +// implementations of Authenticator know how to authenticate the +// request data and translate that into a valid principal object or an error +type Authenticator interface { + Authenticate(interface{}) (bool, interface{}, error) +} + +// AuthorizerFunc turns a function into an authorizer +type AuthorizerFunc func(*http.Request, interface{}) error + +// Authorize authorizes the processing of the request for the principal +func (f AuthorizerFunc) Authorize(r *http.Request, principal interface{}) error { + return f(r, principal) +} + +// Authorizer represents an authorization strategy +// implementations of Authorizer know how to authorize the principal object +// using the request data and returns error if unauthorized +type Authorizer interface { + Authorize(*http.Request, interface{}) error +} + +// Validatable types implementing this interface allow customizing their validation +// this will be used instead of the reflective validation based on the spec document. +// the implementations are assumed to have been generated by the swagger tool so they should +// contain all the validations obtained from the spec +type Validatable interface { + Validate(strfmt.Registry) error +} + +// ContextValidatable types implementing this interface allow customizing their validation +// this will be used instead of the reflective validation based on the spec document. +// the implementations are assumed to have been generated by the swagger tool so they should +// contain all the context validations obtained from the spec +type ContextValidatable interface { + ContextValidate(context.Context, strfmt.Registry) error +} diff --git a/vendor/github.com/go-openapi/runtime/json.go b/vendor/github.com/go-openapi/runtime/json.go new file mode 100644 index 000000000..5a690559c --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/json.go @@ -0,0 +1,38 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package runtime + +import ( + "encoding/json" + "io" +) + +// JSONConsumer creates a new JSON consumer +func JSONConsumer() Consumer { + return ConsumerFunc(func(reader io.Reader, data interface{}) error { + dec := json.NewDecoder(reader) + dec.UseNumber() // preserve number formats + return dec.Decode(data) + }) +} + +// JSONProducer creates a new JSON producer +func JSONProducer() Producer { + return ProducerFunc(func(writer io.Writer, data interface{}) error { + enc := json.NewEncoder(writer) + enc.SetEscapeHTML(false) + return enc.Encode(data) + }) +} diff --git a/vendor/github.com/go-openapi/runtime/logger/logger.go b/vendor/github.com/go-openapi/runtime/logger/logger.go new file mode 100644 index 000000000..6f4debcc1 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/logger/logger.go @@ -0,0 +1,20 @@ +package logger + +import "os" + +type Logger interface { + Printf(format string, args ...interface{}) + Debugf(format string, args ...interface{}) +} + +func DebugEnabled() bool { + d := os.Getenv("SWAGGER_DEBUG") + if d != "" && d != "false" && d != "0" { + return true + } + d = os.Getenv("DEBUG") + if d != "" && d != "false" && d != "0" { + return true + } + return false +} diff --git a/vendor/github.com/go-openapi/runtime/logger/standard.go b/vendor/github.com/go-openapi/runtime/logger/standard.go new file mode 100644 index 000000000..f7e67ebb9 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/logger/standard.go @@ -0,0 +1,22 @@ +package logger + +import ( + "fmt" + "os" +) + +type StandardLogger struct{} + +func (StandardLogger) Printf(format string, args ...interface{}) { + if len(format) == 0 || format[len(format)-1] != '\n' { + format += "\n" + } + fmt.Fprintf(os.Stderr, format, args...) +} + +func (StandardLogger) Debugf(format string, args ...interface{}) { + if len(format) == 0 || format[len(format)-1] != '\n' { + format += "\n" + } + fmt.Fprintf(os.Stderr, format, args...) +} diff --git a/vendor/github.com/go-openapi/runtime/middleware/context.go b/vendor/github.com/go-openapi/runtime/middleware/context.go new file mode 100644 index 000000000..d21ae4e87 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/context.go @@ -0,0 +1,635 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package middleware + +import ( + stdContext "context" + "fmt" + "net/http" + "strings" + "sync" + + "github.com/go-openapi/analysis" + "github.com/go-openapi/errors" + "github.com/go-openapi/loads" + "github.com/go-openapi/spec" + "github.com/go-openapi/strfmt" + + "github.com/go-openapi/runtime" + "github.com/go-openapi/runtime/logger" + "github.com/go-openapi/runtime/middleware/untyped" + "github.com/go-openapi/runtime/security" +) + +// Debug when true turns on verbose logging +var Debug = logger.DebugEnabled() +var Logger logger.Logger = logger.StandardLogger{} + +func debugLog(format string, args ...interface{}) { + if Debug { + Logger.Printf(format, args...) + } +} + +// A Builder can create middlewares +type Builder func(http.Handler) http.Handler + +// PassthroughBuilder returns the handler, aka the builder identity function +func PassthroughBuilder(handler http.Handler) http.Handler { return handler } + +// RequestBinder is an interface for types to implement +// when they want to be able to bind from a request +type RequestBinder interface { + BindRequest(*http.Request, *MatchedRoute) error +} + +// Responder is an interface for types to implement +// when they want to be considered for writing HTTP responses +type Responder interface { + WriteResponse(http.ResponseWriter, runtime.Producer) +} + +// ResponderFunc wraps a func as a Responder interface +type ResponderFunc func(http.ResponseWriter, runtime.Producer) + +// WriteResponse writes to the response +func (fn ResponderFunc) WriteResponse(rw http.ResponseWriter, pr runtime.Producer) { + fn(rw, pr) +} + +// Context is a type safe wrapper around an untyped request context +// used throughout to store request context with the standard context attached +// to the http.Request +type Context struct { + spec *loads.Document + analyzer *analysis.Spec + api RoutableAPI + router Router +} + +type routableUntypedAPI struct { + api *untyped.API + hlock *sync.Mutex + handlers map[string]map[string]http.Handler + defaultConsumes string + defaultProduces string +} + +func newRoutableUntypedAPI(spec *loads.Document, api *untyped.API, context *Context) *routableUntypedAPI { + var handlers map[string]map[string]http.Handler + if spec == nil || api == nil { + return nil + } + analyzer := analysis.New(spec.Spec()) + for method, hls := range analyzer.Operations() { + um := strings.ToUpper(method) + for path, op := range hls { + schemes := analyzer.SecurityRequirementsFor(op) + + if oh, ok := api.OperationHandlerFor(method, path); ok { + if handlers == nil { + handlers = make(map[string]map[string]http.Handler) + } + if b, ok := handlers[um]; !ok || b == nil { + handlers[um] = make(map[string]http.Handler) + } + + var handler http.Handler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { + // lookup route info in the context + route, rCtx, _ := context.RouteInfo(r) + if rCtx != nil { + r = rCtx + } + + // bind and validate the request using reflection + var bound interface{} + var validation error + bound, r, validation = context.BindAndValidate(r, route) + if validation != nil { + context.Respond(w, r, route.Produces, route, validation) + return + } + + // actually handle the request + result, err := oh.Handle(bound) + if err != nil { + // respond with failure + context.Respond(w, r, route.Produces, route, err) + return + } + + // respond with success + context.Respond(w, r, route.Produces, route, result) + }) + + if len(schemes) > 0 { + handler = newSecureAPI(context, handler) + } + handlers[um][path] = handler + } + } + } + + return &routableUntypedAPI{ + api: api, + hlock: new(sync.Mutex), + handlers: handlers, + defaultProduces: api.DefaultProduces, + defaultConsumes: api.DefaultConsumes, + } +} + +func (r *routableUntypedAPI) HandlerFor(method, path string) (http.Handler, bool) { + r.hlock.Lock() + paths, ok := r.handlers[strings.ToUpper(method)] + if !ok { + r.hlock.Unlock() + return nil, false + } + handler, ok := paths[path] + r.hlock.Unlock() + return handler, ok +} +func (r *routableUntypedAPI) ServeErrorFor(operationID string) func(http.ResponseWriter, *http.Request, error) { + return r.api.ServeError +} +func (r *routableUntypedAPI) ConsumersFor(mediaTypes []string) map[string]runtime.Consumer { + return r.api.ConsumersFor(mediaTypes) +} +func (r *routableUntypedAPI) ProducersFor(mediaTypes []string) map[string]runtime.Producer { + return r.api.ProducersFor(mediaTypes) +} +func (r *routableUntypedAPI) AuthenticatorsFor(schemes map[string]spec.SecurityScheme) map[string]runtime.Authenticator { + return r.api.AuthenticatorsFor(schemes) +} +func (r *routableUntypedAPI) Authorizer() runtime.Authorizer { + return r.api.Authorizer() +} +func (r *routableUntypedAPI) Formats() strfmt.Registry { + return r.api.Formats() +} + +func (r *routableUntypedAPI) DefaultProduces() string { + return r.defaultProduces +} + +func (r *routableUntypedAPI) DefaultConsumes() string { + return r.defaultConsumes +} + +// NewRoutableContext creates a new context for a routable API +func NewRoutableContext(spec *loads.Document, routableAPI RoutableAPI, routes Router) *Context { + var an *analysis.Spec + if spec != nil { + an = analysis.New(spec.Spec()) + } + + return NewRoutableContextWithAnalyzedSpec(spec, an, routableAPI, routes) +} + +// NewRoutableContextWithAnalyzedSpec is like NewRoutableContext but takes in input the analysed spec too +func NewRoutableContextWithAnalyzedSpec(spec *loads.Document, an *analysis.Spec, routableAPI RoutableAPI, routes Router) *Context { + // Either there are no spec doc and analysis, or both of them. + if !((spec == nil && an == nil) || (spec != nil && an != nil)) { + panic(errors.New(http.StatusInternalServerError, "routable context requires either both spec doc and analysis, or none of them")) + } + + ctx := &Context{spec: spec, api: routableAPI, analyzer: an, router: routes} + return ctx +} + +// NewContext creates a new context wrapper +func NewContext(spec *loads.Document, api *untyped.API, routes Router) *Context { + var an *analysis.Spec + if spec != nil { + an = analysis.New(spec.Spec()) + } + ctx := &Context{spec: spec, analyzer: an} + ctx.api = newRoutableUntypedAPI(spec, api, ctx) + ctx.router = routes + return ctx +} + +// Serve serves the specified spec with the specified api registrations as a http.Handler +func Serve(spec *loads.Document, api *untyped.API) http.Handler { + return ServeWithBuilder(spec, api, PassthroughBuilder) +} + +// ServeWithBuilder serves the specified spec with the specified api registrations as a http.Handler that is decorated +// by the Builder +func ServeWithBuilder(spec *loads.Document, api *untyped.API, builder Builder) http.Handler { + context := NewContext(spec, api, nil) + return context.APIHandler(builder) +} + +type contextKey int8 + +const ( + _ contextKey = iota + ctxContentType + ctxResponseFormat + ctxMatchedRoute + ctxBoundParams + ctxSecurityPrincipal + ctxSecurityScopes +) + +// MatchedRouteFrom request context value. +func MatchedRouteFrom(req *http.Request) *MatchedRoute { + mr := req.Context().Value(ctxMatchedRoute) + if mr == nil { + return nil + } + if res, ok := mr.(*MatchedRoute); ok { + return res + } + return nil +} + +// SecurityPrincipalFrom request context value. +func SecurityPrincipalFrom(req *http.Request) interface{} { + return req.Context().Value(ctxSecurityPrincipal) +} + +// SecurityScopesFrom request context value. +func SecurityScopesFrom(req *http.Request) []string { + rs := req.Context().Value(ctxSecurityScopes) + if res, ok := rs.([]string); ok { + return res + } + return nil +} + +type contentTypeValue struct { + MediaType string + Charset string +} + +// BasePath returns the base path for this API +func (c *Context) BasePath() string { + return c.spec.BasePath() +} + +// RequiredProduces returns the accepted content types for responses +func (c *Context) RequiredProduces() []string { + return c.analyzer.RequiredProduces() +} + +// BindValidRequest binds a params object to a request but only when the request is valid +// if the request is not valid an error will be returned +func (c *Context) BindValidRequest(request *http.Request, route *MatchedRoute, binder RequestBinder) error { + var res []error + var requestContentType string + + // check and validate content type, select consumer + if runtime.HasBody(request) { + ct, _, err := runtime.ContentType(request.Header) + if err != nil { + res = append(res, err) + } else { + if err := validateContentType(route.Consumes, ct); err != nil { + res = append(res, err) + } + if len(res) == 0 { + cons, ok := route.Consumers[ct] + if !ok { + res = append(res, errors.New(500, "no consumer registered for %s", ct)) + } else { + route.Consumer = cons + requestContentType = ct + } + } + } + } + + // check and validate the response format + if len(res) == 0 { + // if the route does not provide Produces and a default contentType could not be identified + // based on a body, typical for GET and DELETE requests, then default contentType to. + if len(route.Produces) == 0 && requestContentType == "" { + requestContentType = "*/*" + } + + if str := NegotiateContentType(request, route.Produces, requestContentType); str == "" { + res = append(res, errors.InvalidResponseFormat(request.Header.Get(runtime.HeaderAccept), route.Produces)) + } + } + + // now bind the request with the provided binder + // it's assumed the binder will also validate the request and return an error if the + // request is invalid + if binder != nil && len(res) == 0 { + if err := binder.BindRequest(request, route); err != nil { + return err + } + } + + if len(res) > 0 { + return errors.CompositeValidationError(res...) + } + return nil +} + +// ContentType gets the parsed value of a content type +// Returns the media type, its charset and a shallow copy of the request +// when its context doesn't contain the content type value, otherwise it returns +// the same request +// Returns the error that runtime.ContentType may retunrs. +func (c *Context) ContentType(request *http.Request) (string, string, *http.Request, error) { + var rCtx = request.Context() + + if v, ok := rCtx.Value(ctxContentType).(*contentTypeValue); ok { + return v.MediaType, v.Charset, request, nil + } + + mt, cs, err := runtime.ContentType(request.Header) + if err != nil { + return "", "", nil, err + } + rCtx = stdContext.WithValue(rCtx, ctxContentType, &contentTypeValue{mt, cs}) + return mt, cs, request.WithContext(rCtx), nil +} + +// LookupRoute looks a route up and returns true when it is found +func (c *Context) LookupRoute(request *http.Request) (*MatchedRoute, bool) { + if route, ok := c.router.Lookup(request.Method, request.URL.EscapedPath()); ok { + return route, ok + } + return nil, false +} + +// RouteInfo tries to match a route for this request +// Returns the matched route, a shallow copy of the request if its context +// contains the matched router, otherwise the same request, and a bool to +// indicate if it the request matches one of the routes, if it doesn't +// then it returns false and nil for the other two return values +func (c *Context) RouteInfo(request *http.Request) (*MatchedRoute, *http.Request, bool) { + var rCtx = request.Context() + + if v, ok := rCtx.Value(ctxMatchedRoute).(*MatchedRoute); ok { + return v, request, ok + } + + if route, ok := c.LookupRoute(request); ok { + rCtx = stdContext.WithValue(rCtx, ctxMatchedRoute, route) + return route, request.WithContext(rCtx), ok + } + + return nil, nil, false +} + +// ResponseFormat negotiates the response content type +// Returns the response format and a shallow copy of the request if its context +// doesn't contain the response format, otherwise the same request +func (c *Context) ResponseFormat(r *http.Request, offers []string) (string, *http.Request) { + var rCtx = r.Context() + + if v, ok := rCtx.Value(ctxResponseFormat).(string); ok { + debugLog("[%s %s] found response format %q in context", r.Method, r.URL.Path, v) + return v, r + } + + format := NegotiateContentType(r, offers, "") + if format != "" { + debugLog("[%s %s] set response format %q in context", r.Method, r.URL.Path, format) + r = r.WithContext(stdContext.WithValue(rCtx, ctxResponseFormat, format)) + } + debugLog("[%s %s] negotiated response format %q", r.Method, r.URL.Path, format) + return format, r +} + +// AllowedMethods gets the allowed methods for the path of this request +func (c *Context) AllowedMethods(request *http.Request) []string { + return c.router.OtherMethods(request.Method, request.URL.EscapedPath()) +} + +// ResetAuth removes the current principal from the request context +func (c *Context) ResetAuth(request *http.Request) *http.Request { + rctx := request.Context() + rctx = stdContext.WithValue(rctx, ctxSecurityPrincipal, nil) + rctx = stdContext.WithValue(rctx, ctxSecurityScopes, nil) + return request.WithContext(rctx) +} + +// Authorize authorizes the request +// Returns the principal object and a shallow copy of the request when its +// context doesn't contain the principal, otherwise the same request or an error +// (the last) if one of the authenticators returns one or an Unauthenticated error +func (c *Context) Authorize(request *http.Request, route *MatchedRoute) (interface{}, *http.Request, error) { + if route == nil || !route.HasAuth() { + return nil, nil, nil + } + + var rCtx = request.Context() + if v := rCtx.Value(ctxSecurityPrincipal); v != nil { + return v, request, nil + } + + applies, usr, err := route.Authenticators.Authenticate(request, route) + if !applies || err != nil || !route.Authenticators.AllowsAnonymous() && usr == nil { + if err != nil { + return nil, nil, err + } + return nil, nil, errors.Unauthenticated("invalid credentials") + } + if route.Authorizer != nil { + if err := route.Authorizer.Authorize(request, usr); err != nil { + if _, ok := err.(errors.Error); ok { + return nil, nil, err + } + + return nil, nil, errors.New(http.StatusForbidden, err.Error()) + } + } + + rCtx = request.Context() + + rCtx = stdContext.WithValue(rCtx, ctxSecurityPrincipal, usr) + rCtx = stdContext.WithValue(rCtx, ctxSecurityScopes, route.Authenticator.AllScopes()) + return usr, request.WithContext(rCtx), nil +} + +// BindAndValidate binds and validates the request +// Returns the validation map and a shallow copy of the request when its context +// doesn't contain the validation, otherwise it returns the same request or an +// CompositeValidationError error +func (c *Context) BindAndValidate(request *http.Request, matched *MatchedRoute) (interface{}, *http.Request, error) { + var rCtx = request.Context() + + if v, ok := rCtx.Value(ctxBoundParams).(*validation); ok { + debugLog("got cached validation (valid: %t)", len(v.result) == 0) + if len(v.result) > 0 { + return v.bound, request, errors.CompositeValidationError(v.result...) + } + return v.bound, request, nil + } + result := validateRequest(c, request, matched) + rCtx = stdContext.WithValue(rCtx, ctxBoundParams, result) + request = request.WithContext(rCtx) + if len(result.result) > 0 { + return result.bound, request, errors.CompositeValidationError(result.result...) + } + debugLog("no validation errors found") + return result.bound, request, nil +} + +// NotFound the default not found responder for when no route has been matched yet +func (c *Context) NotFound(rw http.ResponseWriter, r *http.Request) { + c.Respond(rw, r, []string{c.api.DefaultProduces()}, nil, errors.NotFound("not found")) +} + +// Respond renders the response after doing some content negotiation +func (c *Context) Respond(rw http.ResponseWriter, r *http.Request, produces []string, route *MatchedRoute, data interface{}) { + debugLog("responding to %s %s with produces: %v", r.Method, r.URL.Path, produces) + offers := []string{} + for _, mt := range produces { + if mt != c.api.DefaultProduces() { + offers = append(offers, mt) + } + } + // the default producer is last so more specific producers take precedence + offers = append(offers, c.api.DefaultProduces()) + debugLog("offers: %v", offers) + + var format string + format, r = c.ResponseFormat(r, offers) + rw.Header().Set(runtime.HeaderContentType, format) + + if resp, ok := data.(Responder); ok { + producers := route.Producers + // producers contains keys with normalized format, if a format has MIME type parameter such as `text/plain; charset=utf-8` + // then you must provide `text/plain` to get the correct producer. HOWEVER, format here is not normalized. + prod, ok := producers[normalizeOffer(format)] + if !ok { + prods := c.api.ProducersFor(normalizeOffers([]string{c.api.DefaultProduces()})) + pr, ok := prods[c.api.DefaultProduces()] + if !ok { + panic(errors.New(http.StatusInternalServerError, "can't find a producer for "+format)) + } + prod = pr + } + resp.WriteResponse(rw, prod) + return + } + + if err, ok := data.(error); ok { + if format == "" { + rw.Header().Set(runtime.HeaderContentType, runtime.JSONMime) + } + + if realm := security.FailedBasicAuth(r); realm != "" { + rw.Header().Set("WWW-Authenticate", fmt.Sprintf("Basic realm=%q", realm)) + } + + if route == nil || route.Operation == nil { + c.api.ServeErrorFor("")(rw, r, err) + return + } + c.api.ServeErrorFor(route.Operation.ID)(rw, r, err) + return + } + + if route == nil || route.Operation == nil { + rw.WriteHeader(200) + if r.Method == "HEAD" { + return + } + producers := c.api.ProducersFor(normalizeOffers(offers)) + prod, ok := producers[format] + if !ok { + panic(errors.New(http.StatusInternalServerError, "can't find a producer for "+format)) + } + if err := prod.Produce(rw, data); err != nil { + panic(err) // let the recovery middleware deal with this + } + return + } + + if _, code, ok := route.Operation.SuccessResponse(); ok { + rw.WriteHeader(code) + if code == 204 || r.Method == "HEAD" { + return + } + + producers := route.Producers + prod, ok := producers[format] + if !ok { + if !ok { + prods := c.api.ProducersFor(normalizeOffers([]string{c.api.DefaultProduces()})) + pr, ok := prods[c.api.DefaultProduces()] + if !ok { + panic(errors.New(http.StatusInternalServerError, "can't find a producer for "+format)) + } + prod = pr + } + } + if err := prod.Produce(rw, data); err != nil { + panic(err) // let the recovery middleware deal with this + } + return + } + + c.api.ServeErrorFor(route.Operation.ID)(rw, r, errors.New(http.StatusInternalServerError, "can't produce response")) +} + +func (c *Context) APIHandlerSwaggerUI(builder Builder) http.Handler { + b := builder + if b == nil { + b = PassthroughBuilder + } + + var title string + sp := c.spec.Spec() + if sp != nil && sp.Info != nil && sp.Info.Title != "" { + title = sp.Info.Title + } + + swaggerUIOpts := SwaggerUIOpts{ + BasePath: c.BasePath(), + Title: title, + } + + return Spec("", c.spec.Raw(), SwaggerUI(swaggerUIOpts, c.RoutesHandler(b))) +} + +// APIHandler returns a handler to serve the API, this includes a swagger spec, router and the contract defined in the swagger spec +func (c *Context) APIHandler(builder Builder) http.Handler { + b := builder + if b == nil { + b = PassthroughBuilder + } + + var title string + sp := c.spec.Spec() + if sp != nil && sp.Info != nil && sp.Info.Title != "" { + title = sp.Info.Title + } + + redocOpts := RedocOpts{ + BasePath: c.BasePath(), + Title: title, + } + + return Spec("", c.spec.Raw(), Redoc(redocOpts, c.RoutesHandler(b))) +} + +// RoutesHandler returns a handler to serve the API, just the routes and the contract defined in the swagger spec +func (c *Context) RoutesHandler(builder Builder) http.Handler { + b := builder + if b == nil { + b = PassthroughBuilder + } + return NewRouter(c, b(NewOperationExecutor(c))) +} diff --git a/vendor/github.com/go-openapi/runtime/middleware/denco/LICENSE b/vendor/github.com/go-openapi/runtime/middleware/denco/LICENSE new file mode 100644 index 000000000..e65039ad8 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/denco/LICENSE @@ -0,0 +1,19 @@ +Copyright (c) 2014 Naoya Inada <naoina@kuune.org> + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. diff --git a/vendor/github.com/go-openapi/runtime/middleware/denco/README.md b/vendor/github.com/go-openapi/runtime/middleware/denco/README.md new file mode 100644 index 000000000..30109e17d --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/denco/README.md @@ -0,0 +1,180 @@ +# Denco [](https://travis-ci.org/naoina/denco) + +The fast and flexible HTTP request router for [Go](http://golang.org). + +Denco is based on Double-Array implementation of [Kocha-urlrouter](https://github.com/naoina/kocha-urlrouter). +However, Denco is optimized and some features added. + +## Features + +* Fast (See [go-http-routing-benchmark](https://github.com/naoina/go-http-routing-benchmark)) +* [URL patterns](#url-patterns) (`/foo/:bar` and `/foo/*wildcard`) +* Small (but enough) URL router API +* HTTP request multiplexer like `http.ServeMux` + +## Installation + + go get -u github.com/go-openapi/runtime/middleware/denco + +## Using as HTTP request multiplexer + +```go +package main + +import ( + "fmt" + "log" + "net/http" + + "github.com/go-openapi/runtime/middleware/denco" +) + +func Index(w http.ResponseWriter, r *http.Request, params denco.Params) { + fmt.Fprintf(w, "Welcome to Denco!\n") +} + +func User(w http.ResponseWriter, r *http.Request, params denco.Params) { + fmt.Fprintf(w, "Hello %s!\n", params.Get("name")) +} + +func main() { + mux := denco.NewMux() + handler, err := mux.Build([]denco.Handler{ + mux.GET("/", Index), + mux.GET("/user/:name", User), + mux.POST("/user/:name", User), + }) + if err != nil { + panic(err) + } + log.Fatal(http.ListenAndServe(":8080", handler)) +} +``` + +## Using as URL router + +```go +package main + +import ( + "fmt" + + "github.com/go-openapi/runtime/middleware/denco" +) + +type route struct { + name string +} + +func main() { + router := denco.New() + router.Build([]denco.Record{ + {"/", &route{"root"}}, + {"/user/:id", &route{"user"}}, + {"/user/:name/:id", &route{"username"}}, + {"/static/*filepath", &route{"static"}}, + }) + + data, params, found := router.Lookup("/") + // print `&main.route{name:"root"}, denco.Params(nil), true`. + fmt.Printf("%#v, %#v, %#v\n", data, params, found) + + data, params, found = router.Lookup("/user/hoge") + // print `&main.route{name:"user"}, denco.Params{denco.Param{Name:"id", Value:"hoge"}}, true`. + fmt.Printf("%#v, %#v, %#v\n", data, params, found) + + data, params, found = router.Lookup("/user/hoge/7") + // print `&main.route{name:"username"}, denco.Params{denco.Param{Name:"name", Value:"hoge"}, denco.Param{Name:"id", Value:"7"}}, true`. + fmt.Printf("%#v, %#v, %#v\n", data, params, found) + + data, params, found = router.Lookup("/static/path/to/file") + // print `&main.route{name:"static"}, denco.Params{denco.Param{Name:"filepath", Value:"path/to/file"}}, true`. + fmt.Printf("%#v, %#v, %#v\n", data, params, found) +} +``` + +See [Godoc](http://godoc.org/github.com/go-openapi/runtime/middleware/denco) for more details. + +## Getting the value of path parameter + +You can get the value of path parameter by 2 ways. + +1. Using [`denco.Params.Get`](http://godoc.org/github.com/go-openapi/runtime/middleware/denco#Params.Get) method +2. Find by loop + +```go +package main + +import ( + "fmt" + + "github.com/go-openapi/runtime/middleware/denco" +) + +func main() { + router := denco.New() + if err := router.Build([]denco.Record{ + {"/user/:name/:id", "route1"}, + }); err != nil { + panic(err) + } + + // 1. Using denco.Params.Get method. + _, params, _ := router.Lookup("/user/alice/1") + name := params.Get("name") + if name != "" { + fmt.Printf("Hello %s.\n", name) // prints "Hello alice.". + } + + // 2. Find by loop. + for _, param := range params { + if param.Name == "name" { + fmt.Printf("Hello %s.\n", name) // prints "Hello alice.". + } + } +} +``` + +## URL patterns + +Denco's route matching strategy is "most nearly matching". + +When routes `/:name` and `/alice` have been built, URI `/alice` matches the route `/alice`, not `/:name`. +Because URI `/alice` is more match with the route `/alice` than `/:name`. + +For more example, when routes below have been built: + +``` +/user/alice +/user/:name +/user/:name/:id +/user/alice/:id +/user/:id/bob +``` + +Routes matching are: + +``` +/user/alice => "/user/alice" (no match with "/user/:name") +/user/bob => "/user/:name" +/user/naoina/1 => "/user/:name/1" +/user/alice/1 => "/user/alice/:id" (no match with "/user/:name/:id") +/user/1/bob => "/user/:id/bob" (no match with "/user/:name/:id") +/user/alice/bob => "/user/alice/:id" (no match with "/user/:name/:id" and "/user/:id/bob") +``` + +## Limitation + +Denco has some limitations below. + +* Number of param records (such as `/:name`) must be less than 2^22 +* Number of elements of internal slice must be less than 2^22 + +## Benchmarks + + cd $GOPATH/github.com/go-openapi/runtime/middleware/denco + go test -bench . -benchmem + +## License + +Denco is licensed under the MIT License. diff --git a/vendor/github.com/go-openapi/runtime/middleware/denco/router.go b/vendor/github.com/go-openapi/runtime/middleware/denco/router.go new file mode 100644 index 000000000..5d2691ec3 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/denco/router.go @@ -0,0 +1,460 @@ +// Package denco provides fast URL router. +package denco + +import ( + "fmt" + "sort" + "strings" +) + +const ( + // ParamCharacter is a special character for path parameter. + ParamCharacter = ':' + + // WildcardCharacter is a special character for wildcard path parameter. + WildcardCharacter = '*' + + // TerminationCharacter is a special character for end of path. + TerminationCharacter = '#' + + // SeparatorCharacter separates path segments. + SeparatorCharacter = '/' + + // PathParamCharacter indicates a RESTCONF path param + PathParamCharacter = '=' + + // MaxSize is max size of records and internal slice. + MaxSize = (1 << 22) - 1 +) + +// Router represents a URL router. +type Router struct { + // SizeHint expects the maximum number of path parameters in records to Build. + // SizeHint will be used to determine the capacity of the memory to allocate. + // By default, SizeHint will be determined from given records to Build. + SizeHint int + + static map[string]interface{} + param *doubleArray +} + +// New returns a new Router. +func New() *Router { + return &Router{ + SizeHint: -1, + static: make(map[string]interface{}), + param: newDoubleArray(), + } +} + +// Lookup returns data and path parameters that associated with path. +// params is a slice of the Param that arranged in the order in which parameters appeared. +// e.g. when built routing path is "/path/to/:id/:name" and given path is "/path/to/1/alice". params order is [{"id": "1"}, {"name": "alice"}], not [{"name": "alice"}, {"id": "1"}]. +func (rt *Router) Lookup(path string) (data interface{}, params Params, found bool) { + if data, found := rt.static[path]; found { + return data, nil, true + } + if len(rt.param.node) == 1 { + return nil, nil, false + } + nd, params, found := rt.param.lookup(path, make([]Param, 0, rt.SizeHint), 1) + if !found { + return nil, nil, false + } + for i := 0; i < len(params); i++ { + params[i].Name = nd.paramNames[i] + } + return nd.data, params, true +} + +// Build builds URL router from records. +func (rt *Router) Build(records []Record) error { + statics, params := makeRecords(records) + if len(params) > MaxSize { + return fmt.Errorf("denco: too many records") + } + if rt.SizeHint < 0 { + rt.SizeHint = 0 + for _, p := range params { + size := 0 + for _, k := range p.Key { + if k == ParamCharacter || k == WildcardCharacter { + size++ + } + } + if size > rt.SizeHint { + rt.SizeHint = size + } + } + } + for _, r := range statics { + rt.static[r.Key] = r.Value + } + if err := rt.param.build(params, 1, 0, make(map[int]struct{})); err != nil { + return err + } + return nil +} + +// Param represents name and value of path parameter. +type Param struct { + Name string + Value string +} + +// Params represents the name and value of path parameters. +type Params []Param + +// Get gets the first value associated with the given name. +// If there are no values associated with the key, Get returns "". +func (ps Params) Get(name string) string { + for _, p := range ps { + if p.Name == name { + return p.Value + } + } + return "" +} + +type doubleArray struct { + bc []baseCheck + node []*node +} + +func newDoubleArray() *doubleArray { + return &doubleArray{ + bc: []baseCheck{0}, + node: []*node{nil}, // A start index is adjusting to 1 because 0 will be used as a mark of non-existent node. + } +} + +// baseCheck contains BASE, CHECK and Extra flags. +// From the top, 22bits of BASE, 2bits of Extra flags and 8bits of CHECK. +// +// BASE (22bit) | Extra flags (2bit) | CHECK (8bit) +// |----------------------|--|--------| +// 32 10 8 0 +type baseCheck uint32 + +func (bc baseCheck) Base() int { + return int(bc >> 10) +} + +func (bc *baseCheck) SetBase(base int) { + *bc |= baseCheck(base) << 10 +} + +func (bc baseCheck) Check() byte { + return byte(bc) +} + +func (bc *baseCheck) SetCheck(check byte) { + *bc |= baseCheck(check) +} + +func (bc baseCheck) IsEmpty() bool { + return bc&0xfffffcff == 0 +} + +func (bc baseCheck) IsSingleParam() bool { + return bc¶mTypeSingle == paramTypeSingle +} + +func (bc baseCheck) IsWildcardParam() bool { + return bc¶mTypeWildcard == paramTypeWildcard +} + +func (bc baseCheck) IsAnyParam() bool { + return bc¶mTypeAny != 0 +} + +func (bc *baseCheck) SetSingleParam() { + *bc |= (1 << 8) +} + +func (bc *baseCheck) SetWildcardParam() { + *bc |= (1 << 9) +} + +const ( + paramTypeSingle = 0x0100 + paramTypeWildcard = 0x0200 + paramTypeAny = 0x0300 +) + +func (da *doubleArray) lookup(path string, params []Param, idx int) (*node, []Param, bool) { + indices := make([]uint64, 0, 1) + for i := 0; i < len(path); i++ { + if da.bc[idx].IsAnyParam() { + indices = append(indices, (uint64(i)<<32)|(uint64(idx)&0xffffffff)) + } + c := path[i] + if idx = nextIndex(da.bc[idx].Base(), c); idx >= len(da.bc) || da.bc[idx].Check() != c { + goto BACKTRACKING + } + } + if next := nextIndex(da.bc[idx].Base(), TerminationCharacter); next < len(da.bc) && da.bc[next].Check() == TerminationCharacter { + return da.node[da.bc[next].Base()], params, true + } +BACKTRACKING: + for j := len(indices) - 1; j >= 0; j-- { + i, idx := int(indices[j]>>32), int(indices[j]&0xffffffff) + if da.bc[idx].IsSingleParam() { + idx := nextIndex(da.bc[idx].Base(), ParamCharacter) + if idx >= len(da.bc) { + break + } + next := NextSeparator(path, i) + params := append(params, Param{Value: path[i:next]}) + if nd, params, found := da.lookup(path[next:], params, idx); found { + return nd, params, true + } + } + if da.bc[idx].IsWildcardParam() { + idx := nextIndex(da.bc[idx].Base(), WildcardCharacter) + params := append(params, Param{Value: path[i:]}) + return da.node[da.bc[idx].Base()], params, true + } + } + return nil, nil, false +} + +// build builds double-array from records. +func (da *doubleArray) build(srcs []*record, idx, depth int, usedBase map[int]struct{}) error { + sort.Stable(recordSlice(srcs)) + base, siblings, leaf, err := da.arrange(srcs, idx, depth, usedBase) + if err != nil { + return err + } + if leaf != nil { + nd, err := makeNode(leaf) + if err != nil { + return err + } + da.bc[idx].SetBase(len(da.node)) + da.node = append(da.node, nd) + } + for _, sib := range siblings { + da.setCheck(nextIndex(base, sib.c), sib.c) + } + for _, sib := range siblings { + records := srcs[sib.start:sib.end] + switch sib.c { + case ParamCharacter: + for _, r := range records { + next := NextSeparator(r.Key, depth+1) + name := r.Key[depth+1 : next] + r.paramNames = append(r.paramNames, name) + r.Key = r.Key[next:] + } + da.bc[idx].SetSingleParam() + if err := da.build(records, nextIndex(base, sib.c), 0, usedBase); err != nil { + return err + } + case WildcardCharacter: + r := records[0] + name := r.Key[depth+1 : len(r.Key)-1] + r.paramNames = append(r.paramNames, name) + r.Key = "" + da.bc[idx].SetWildcardParam() + if err := da.build(records, nextIndex(base, sib.c), 0, usedBase); err != nil { + return err + } + default: + if err := da.build(records, nextIndex(base, sib.c), depth+1, usedBase); err != nil { + return err + } + } + } + return nil +} + +// setBase sets BASE. +func (da *doubleArray) setBase(i, base int) { + da.bc[i].SetBase(base) +} + +// setCheck sets CHECK. +func (da *doubleArray) setCheck(i int, check byte) { + da.bc[i].SetCheck(check) +} + +// findEmptyIndex returns an index of unused BASE/CHECK node. +func (da *doubleArray) findEmptyIndex(start int) int { + i := start + for ; i < len(da.bc); i++ { + if da.bc[i].IsEmpty() { + break + } + } + return i +} + +// findBase returns good BASE. +func (da *doubleArray) findBase(siblings []sibling, start int, usedBase map[int]struct{}) (base int) { + for idx, firstChar := start+1, siblings[0].c; ; idx = da.findEmptyIndex(idx + 1) { + base = nextIndex(idx, firstChar) + if _, used := usedBase[base]; used { + continue + } + i := 0 + for ; i < len(siblings); i++ { + next := nextIndex(base, siblings[i].c) + if len(da.bc) <= next { + da.bc = append(da.bc, make([]baseCheck, next-len(da.bc)+1)...) + } + if !da.bc[next].IsEmpty() { + break + } + } + if i == len(siblings) { + break + } + } + usedBase[base] = struct{}{} + return base +} + +func (da *doubleArray) arrange(records []*record, idx, depth int, usedBase map[int]struct{}) (base int, siblings []sibling, leaf *record, err error) { + siblings, leaf, err = makeSiblings(records, depth) + if err != nil { + return -1, nil, nil, err + } + if len(siblings) < 1 { + return -1, nil, leaf, nil + } + base = da.findBase(siblings, idx, usedBase) + if base > MaxSize { + return -1, nil, nil, fmt.Errorf("denco: too many elements of internal slice") + } + da.setBase(idx, base) + return base, siblings, leaf, err +} + +// node represents a node of Double-Array. +type node struct { + data interface{} + + // Names of path parameters. + paramNames []string +} + +// makeNode returns a new node from record. +func makeNode(r *record) (*node, error) { + dups := make(map[string]bool) + for _, name := range r.paramNames { + if dups[name] { + return nil, fmt.Errorf("denco: path parameter `%v' is duplicated in the key `%v'", name, r.Key) + } + dups[name] = true + } + return &node{data: r.Value, paramNames: r.paramNames}, nil +} + +// sibling represents an intermediate data of build for Double-Array. +type sibling struct { + // An index of start of duplicated characters. + start int + + // An index of end of duplicated characters. + end int + + // A character of sibling. + c byte +} + +// nextIndex returns a next index of array of BASE/CHECK. +func nextIndex(base int, c byte) int { + return base ^ int(c) +} + +// makeSiblings returns slice of sibling. +func makeSiblings(records []*record, depth int) (sib []sibling, leaf *record, err error) { + var ( + pc byte + n int + ) + for i, r := range records { + if len(r.Key) <= depth { + leaf = r + continue + } + c := r.Key[depth] + switch { + case pc < c: + sib = append(sib, sibling{start: i, c: c}) + case pc == c: + continue + default: + return nil, nil, fmt.Errorf("denco: BUG: routing table hasn't been sorted") + } + if n > 0 { + sib[n-1].end = i + } + pc = c + n++ + } + if n == 0 { + return nil, leaf, nil + } + sib[n-1].end = len(records) + return sib, leaf, nil +} + +// Record represents a record data for router construction. +type Record struct { + // Key for router construction. + Key string + + // Result value for Key. + Value interface{} +} + +// NewRecord returns a new Record. +func NewRecord(key string, value interface{}) Record { + return Record{ + Key: key, + Value: value, + } +} + +// record represents a record that use to build the Double-Array. +type record struct { + Record + paramNames []string +} + +// makeRecords returns the records that use to build Double-Arrays. +func makeRecords(srcs []Record) (statics, params []*record) { + termChar := string(TerminationCharacter) + paramPrefix := string(SeparatorCharacter) + string(ParamCharacter) + wildcardPrefix := string(SeparatorCharacter) + string(WildcardCharacter) + restconfPrefix := string(PathParamCharacter) + string(ParamCharacter) + for _, r := range srcs { + if strings.Contains(r.Key, paramPrefix) || strings.Contains(r.Key, wildcardPrefix) ||strings.Contains(r.Key, restconfPrefix){ + r.Key += termChar + params = append(params, &record{Record: r}) + } else { + statics = append(statics, &record{Record: r}) + } + } + return statics, params +} + +// recordSlice represents a slice of Record for sort and implements the sort.Interface. +type recordSlice []*record + +// Len implements the sort.Interface.Len. +func (rs recordSlice) Len() int { + return len(rs) +} + +// Less implements the sort.Interface.Less. +func (rs recordSlice) Less(i, j int) bool { + return rs[i].Key < rs[j].Key +} + +// Swap implements the sort.Interface.Swap. +func (rs recordSlice) Swap(i, j int) { + rs[i], rs[j] = rs[j], rs[i] +} diff --git a/vendor/github.com/go-openapi/runtime/middleware/denco/server.go b/vendor/github.com/go-openapi/runtime/middleware/denco/server.go new file mode 100644 index 000000000..0886713c1 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/denco/server.go @@ -0,0 +1,106 @@ +package denco + +import ( + "net/http" +) + +// Mux represents a multiplexer for HTTP request. +type Mux struct{} + +// NewMux returns a new Mux. +func NewMux() *Mux { + return &Mux{} +} + +// GET is shorthand of Mux.Handler("GET", path, handler). +func (m *Mux) GET(path string, handler HandlerFunc) Handler { + return m.Handler("GET", path, handler) +} + +// POST is shorthand of Mux.Handler("POST", path, handler). +func (m *Mux) POST(path string, handler HandlerFunc) Handler { + return m.Handler("POST", path, handler) +} + +// PUT is shorthand of Mux.Handler("PUT", path, handler). +func (m *Mux) PUT(path string, handler HandlerFunc) Handler { + return m.Handler("PUT", path, handler) +} + +// HEAD is shorthand of Mux.Handler("HEAD", path, handler). +func (m *Mux) HEAD(path string, handler HandlerFunc) Handler { + return m.Handler("HEAD", path, handler) +} + +// Handler returns a handler for HTTP method. +func (m *Mux) Handler(method, path string, handler HandlerFunc) Handler { + return Handler{ + Method: method, + Path: path, + Func: handler, + } +} + +// Build builds a http.Handler. +func (m *Mux) Build(handlers []Handler) (http.Handler, error) { + recordMap := make(map[string][]Record) + for _, h := range handlers { + recordMap[h.Method] = append(recordMap[h.Method], NewRecord(h.Path, h.Func)) + } + mux := newServeMux() + for m, records := range recordMap { + router := New() + if err := router.Build(records); err != nil { + return nil, err + } + mux.routers[m] = router + } + return mux, nil +} + +// Handler represents a handler of HTTP request. +type Handler struct { + // Method is an HTTP method. + Method string + + // Path is a routing path for handler. + Path string + + // Func is a function of handler of HTTP request. + Func HandlerFunc +} + +// The HandlerFunc type is aliased to type of handler function. +type HandlerFunc func(w http.ResponseWriter, r *http.Request, params Params) + +type serveMux struct { + routers map[string]*Router +} + +func newServeMux() *serveMux { + return &serveMux{ + routers: make(map[string]*Router), + } +} + +// ServeHTTP implements http.Handler interface. +func (mux *serveMux) ServeHTTP(w http.ResponseWriter, r *http.Request) { + handler, params := mux.handler(r.Method, r.URL.Path) + handler(w, r, params) +} + +func (mux *serveMux) handler(method, path string) (HandlerFunc, []Param) { + if router, found := mux.routers[method]; found { + if handler, params, found := router.Lookup(path); found { + return handler.(HandlerFunc), params + } + } + return NotFound, nil +} + +// NotFound replies to the request with an HTTP 404 not found error. +// NotFound is called when unknown HTTP method or a handler not found. +// If you want to use the your own NotFound handler, please overwrite this variable. +var NotFound = func(w http.ResponseWriter, r *http.Request, _ Params) { + http.NotFound(w, r) +} diff --git a/vendor/github.com/go-openapi/runtime/middleware/denco/util.go b/vendor/github.com/go-openapi/runtime/middleware/denco/util.go new file mode 100644 index 000000000..edc1f6ab8 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/denco/util.go @@ -0,0 +1,12 @@ +package denco + +// NextSeparator returns an index of next separator in path. +func NextSeparator(path string, start int) int { + for start < len(path) { + if c := path[start]; c == '/' || c == TerminationCharacter { + break + } + start++ + } + return start +} diff --git a/vendor/github.com/go-openapi/runtime/middleware/doc.go b/vendor/github.com/go-openapi/runtime/middleware/doc.go new file mode 100644 index 000000000..eaf90606a --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/doc.go @@ -0,0 +1,62 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +/*Package middleware provides the library with helper functions for serving swagger APIs. + +Pseudo middleware handler + + import ( + "net/http" + + "github.com/go-openapi/errors" + ) + + func newCompleteMiddleware(ctx *Context) http.Handler { + return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) { + // use context to lookup routes + if matched, ok := ctx.RouteInfo(r); ok { + + if matched.NeedsAuth() { + if _, err := ctx.Authorize(r, matched); err != nil { + ctx.Respond(rw, r, matched.Produces, matched, err) + return + } + } + + bound, validation := ctx.BindAndValidate(r, matched) + if validation != nil { + ctx.Respond(rw, r, matched.Produces, matched, validation) + return + } + + result, err := matched.Handler.Handle(bound) + if err != nil { + ctx.Respond(rw, r, matched.Produces, matched, err) + return + } + + ctx.Respond(rw, r, matched.Produces, matched, result) + return + } + + // Not found, check if it exists in the other methods first + if others := ctx.AllowedMethods(r); len(others) > 0 { + ctx.Respond(rw, r, ctx.spec.RequiredProduces(), nil, errors.MethodNotAllowed(r.Method, others)) + return + } + ctx.Respond(rw, r, ctx.spec.RequiredProduces(), nil, errors.NotFound("path %s was not found", r.URL.Path)) + }) + } +*/ +package middleware diff --git a/vendor/github.com/go-openapi/runtime/middleware/go18.go b/vendor/github.com/go-openapi/runtime/middleware/go18.go new file mode 100644 index 000000000..75c762c09 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/go18.go @@ -0,0 +1,9 @@ +// +build go1.8 + +package middleware + +import "net/url" + +func pathUnescape(path string) (string, error) { + return url.PathUnescape(path) +} diff --git a/vendor/github.com/go-openapi/runtime/middleware/header/header.go b/vendor/github.com/go-openapi/runtime/middleware/header/header.go new file mode 100644 index 000000000..e069743e3 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/header/header.go @@ -0,0 +1,329 @@ +// Copyright 2013 The Go Authors. All rights reserved. +// +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file or at +// https://developers.google.com/open-source/licenses/bsd. + +// this file was taken from the github.com/golang/gddo repository + +// Package header provides functions for parsing HTTP headers. +package header + +import ( + "net/http" + "strings" + "time" +) + +// Octet types from RFC 2616. +var octetTypes [256]octetType + +type octetType byte + +const ( + isToken octetType = 1 << iota + isSpace +) + +func init() { + // OCTET = <any 8-bit sequence of data> + // CHAR = <any US-ASCII character (octets 0 - 127)> + // CTL = <any US-ASCII control character (octets 0 - 31) and DEL (127)> + // CR = <US-ASCII CR, carriage return (13)> + // LF = <US-ASCII LF, linefeed (10)> + // SP = <US-ASCII SP, space (32)> + // HT = <US-ASCII HT, horizontal-tab (9)> + // <"> = <US-ASCII double-quote mark (34)> + // CRLF = CR LF + // LWS = [CRLF] 1*( SP | HT ) + // TEXT = <any OCTET except CTLs, but including LWS> + // separators = "(" | ")" | "<" | ">" | "@" | "," | ";" | ":" | "\" | <"> + // | "/" | "[" | "]" | "?" | "=" | "{" | "}" | SP | HT + // token = 1*<any CHAR except CTLs or separators> + // qdtext = <any TEXT except <">> + + for c := 0; c < 256; c++ { + var t octetType + isCtl := c <= 31 || c == 127 + isChar := 0 <= c && c <= 127 + isSeparator := strings.ContainsRune(" \t\"(),/:;<=>?@[]\\{}", rune(c)) + if strings.ContainsRune(" \t\r\n", rune(c)) { + t |= isSpace + } + if isChar && !isCtl && !isSeparator { + t |= isToken + } + octetTypes[c] = t + } +} + +// Copy returns a shallow copy of the header. +func Copy(header http.Header) http.Header { + h := make(http.Header) + for k, vs := range header { + h[k] = vs + } + return h +} + +var timeLayouts = []string{"Mon, 02 Jan 2006 15:04:05 GMT", time.RFC850, time.ANSIC} + +// ParseTime parses the header as time. The zero value is returned if the +// header is not present or there is an error parsing the +// header. +func ParseTime(header http.Header, key string) time.Time { + if s := header.Get(key); s != "" { + for _, layout := range timeLayouts { + if t, err := time.Parse(layout, s); err == nil { + return t.UTC() + } + } + } + return time.Time{} +} + +// ParseList parses a comma separated list of values. Commas are ignored in +// quoted strings. Quoted values are not unescaped or unquoted. Whitespace is +// trimmed. +func ParseList(header http.Header, key string) []string { + var result []string + for _, s := range header[http.CanonicalHeaderKey(key)] { + begin := 0 + end := 0 + escape := false + quote := false + for i := 0; i < len(s); i++ { + b := s[i] + switch { + case escape: + escape = false + end = i + 1 + case quote: + switch b { + case '\\': + escape = true + case '"': + quote = false + } + end = i + 1 + case b == '"': + quote = true + end = i + 1 + case octetTypes[b]&isSpace != 0: + if begin == end { + begin = i + 1 + end = begin + } + case b == ',': + if begin < end { + result = append(result, s[begin:end]) + } + begin = i + 1 + end = begin + default: + end = i + 1 + } + } + if begin < end { + result = append(result, s[begin:end]) + } + } + return result +} + +// ParseValueAndParams parses a comma separated list of values with optional +// semicolon separated name-value pairs. Content-Type and Content-Disposition +// headers are in this format. +func ParseValueAndParams(header http.Header, key string) (string, map[string]string) { + return parseValueAndParams(header.Get(key)) +} + +func parseValueAndParams(s string) (value string, params map[string]string) { + params = make(map[string]string) + value, s = expectTokenSlash(s) + if value == "" { + return + } + value = strings.ToLower(value) + s = skipSpace(s) + for strings.HasPrefix(s, ";") { + var pkey string + pkey, s = expectToken(skipSpace(s[1:])) + if pkey == "" { + return + } + if !strings.HasPrefix(s, "=") { + return + } + var pvalue string + pvalue, s = expectTokenOrQuoted(s[1:]) + if pvalue == "" { + return + } + pkey = strings.ToLower(pkey) + params[pkey] = pvalue + s = skipSpace(s) + } + return +} + +// AcceptSpec ... +type AcceptSpec struct { + Value string + Q float64 +} + +// ParseAccept2 ... +func ParseAccept2(header http.Header, key string) (specs []AcceptSpec) { + for _, en := range ParseList(header, key) { + v, p := parseValueAndParams(en) + var spec AcceptSpec + spec.Value = v + spec.Q = 1.0 + if p != nil { + if q, ok := p["q"]; ok { + spec.Q, _ = expectQuality(q) + } + } + if spec.Q < 0.0 { + continue + } + specs = append(specs, spec) + } + + return +} + +// ParseAccept parses Accept* headers. +func ParseAccept(header http.Header, key string) (specs []AcceptSpec) { +loop: + for _, s := range header[key] { + for { + var spec AcceptSpec + spec.Value, s = expectTokenSlash(s) + if spec.Value == "" { + continue loop + } + spec.Q = 1.0 + s = skipSpace(s) + if strings.HasPrefix(s, ";") { + s = skipSpace(s[1:]) + for !strings.HasPrefix(s, "q=") && s != "" && !strings.HasPrefix(s, ",") { + s = skipSpace(s[1:]) + } + if strings.HasPrefix(s, "q=") { + spec.Q, s = expectQuality(s[2:]) + if spec.Q < 0.0 { + continue loop + } + } + } + specs = append(specs, spec) + s = skipSpace(s) + if !strings.HasPrefix(s, ",") { + continue loop + } + s = skipSpace(s[1:]) + } + } + return +} + +func skipSpace(s string) (rest string) { + i := 0 + for ; i < len(s); i++ { + if octetTypes[s[i]]&isSpace == 0 { + break + } + } + return s[i:] +} + +func expectToken(s string) (token, rest string) { + i := 0 + for ; i < len(s); i++ { + if octetTypes[s[i]]&isToken == 0 { + break + } + } + return s[:i], s[i:] +} + +func expectTokenSlash(s string) (token, rest string) { + i := 0 + for ; i < len(s); i++ { + b := s[i] + if (octetTypes[b]&isToken == 0) && b != '/' { + break + } + } + return s[:i], s[i:] +} + +func expectQuality(s string) (q float64, rest string) { + switch { + case len(s) == 0: + return -1, "" + case s[0] == '0': + // q is already 0 + s = s[1:] + case s[0] == '1': + s = s[1:] + q = 1 + case s[0] == '.': + // q is already 0 + default: + return -1, "" + } + if !strings.HasPrefix(s, ".") { + return q, s + } + s = s[1:] + i := 0 + n := 0 + d := 1 + for ; i < len(s); i++ { + b := s[i] + if b < '0' || b > '9' { + break + } + n = n*10 + int(b) - '0' + d *= 10 + } + return q + float64(n)/float64(d), s[i:] +} + +func expectTokenOrQuoted(s string) (value string, rest string) { + if !strings.HasPrefix(s, "\"") { + return expectToken(s) + } + s = s[1:] + for i := 0; i < len(s); i++ { + switch s[i] { + case '"': + return s[:i], s[i+1:] + case '\\': + p := make([]byte, len(s)-1) + j := copy(p, s[:i]) + escape := true + for i = i + 1; i < len(s); i++ { + b := s[i] + switch { + case escape: + escape = false + p[j] = b + j++ + case b == '\\': + escape = true + case b == '"': + return string(p[:j]), s[i+1:] + default: + p[j] = b + j++ + } + } + return "", "" + } + } + return "", "" +} diff --git a/vendor/github.com/go-openapi/runtime/middleware/negotiate.go b/vendor/github.com/go-openapi/runtime/middleware/negotiate.go new file mode 100644 index 000000000..a9b6f27d3 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/negotiate.go @@ -0,0 +1,98 @@ +// Copyright 2013 The Go Authors. All rights reserved. +// +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file or at +// https://developers.google.com/open-source/licenses/bsd. + +// this file was taken from the github.com/golang/gddo repository + +package middleware + +import ( + "net/http" + "strings" + + "github.com/go-openapi/runtime/middleware/header" +) + +// NegotiateContentEncoding returns the best offered content encoding for the +// request's Accept-Encoding header. If two offers match with equal weight and +// then the offer earlier in the list is preferred. If no offers are +// acceptable, then "" is returned. +func NegotiateContentEncoding(r *http.Request, offers []string) string { + bestOffer := "identity" + bestQ := -1.0 + specs := header.ParseAccept(r.Header, "Accept-Encoding") + for _, offer := range offers { + for _, spec := range specs { + if spec.Q > bestQ && + (spec.Value == "*" || spec.Value == offer) { + bestQ = spec.Q + bestOffer = offer + } + } + } + if bestQ == 0 { + bestOffer = "" + } + return bestOffer +} + +// NegotiateContentType returns the best offered content type for the request's +// Accept header. If two offers match with equal weight, then the more specific +// offer is preferred. For example, text/* trumps */*. If two offers match +// with equal weight and specificity, then the offer earlier in the list is +// preferred. If no offers match, then defaultOffer is returned. +func NegotiateContentType(r *http.Request, offers []string, defaultOffer string) string { + bestOffer := defaultOffer + bestQ := -1.0 + bestWild := 3 + specs := header.ParseAccept(r.Header, "Accept") + for _, rawOffer := range offers { + offer := normalizeOffer(rawOffer) + // No Accept header: just return the first offer. + if len(specs) == 0 { + return rawOffer + } + for _, spec := range specs { + switch { + case spec.Q == 0.0: + // ignore + case spec.Q < bestQ: + // better match found + case spec.Value == "*/*": + if spec.Q > bestQ || bestWild > 2 { + bestQ = spec.Q + bestWild = 2 + bestOffer = rawOffer + } + case strings.HasSuffix(spec.Value, "/*"): + if strings.HasPrefix(offer, spec.Value[:len(spec.Value)-1]) && + (spec.Q > bestQ || bestWild > 1) { + bestQ = spec.Q + bestWild = 1 + bestOffer = rawOffer + } + default: + if spec.Value == offer && + (spec.Q > bestQ || bestWild > 0) { + bestQ = spec.Q + bestWild = 0 + bestOffer = rawOffer + } + } + } + } + return bestOffer +} + +func normalizeOffers(orig []string) (norm []string) { + for _, o := range orig { + norm = append(norm, normalizeOffer(o)) + } + return +} + +func normalizeOffer(orig string) string { + return strings.SplitN(orig, ";", 2)[0] +} diff --git a/vendor/github.com/go-openapi/runtime/middleware/not_implemented.go b/vendor/github.com/go-openapi/runtime/middleware/not_implemented.go new file mode 100644 index 000000000..bc6942a0f --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/not_implemented.go @@ -0,0 +1,67 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package middleware + +import ( + "net/http" + + "github.com/go-openapi/runtime" +) + +type errorResp struct { + code int + response interface{} + headers http.Header +} + +func (e *errorResp) WriteResponse(rw http.ResponseWriter, producer runtime.Producer) { + for k, v := range e.headers { + for _, val := range v { + rw.Header().Add(k, val) + } + } + if e.code > 0 { + rw.WriteHeader(e.code) + } else { + rw.WriteHeader(http.StatusInternalServerError) + } + if err := producer.Produce(rw, e.response); err != nil { + Logger.Printf("failed to write error response: %v", err) + } +} + +// NotImplemented the error response when the response is not implemented +func NotImplemented(message string) Responder { + return Error(http.StatusNotImplemented, message) +} + +// Error creates a generic responder for returning errors, the data will be serialized +// with the matching producer for the request +func Error(code int, data interface{}, headers ...http.Header) Responder { + var hdr http.Header + for _, h := range headers { + for k, v := range h { + if hdr == nil { + hdr = make(http.Header) + } + hdr[k] = v + } + } + return &errorResp{ + code: code, + response: data, + headers: hdr, + } +} diff --git a/vendor/github.com/go-openapi/runtime/middleware/operation.go b/vendor/github.com/go-openapi/runtime/middleware/operation.go new file mode 100644 index 000000000..1175a63cf --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/operation.go @@ -0,0 +1,30 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package middleware + +import "net/http" + +// NewOperationExecutor creates a context aware middleware that handles the operations after routing +func NewOperationExecutor(ctx *Context) http.Handler { + return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) { + // use context to lookup routes + route, rCtx, _ := ctx.RouteInfo(r) + if rCtx != nil { + r = rCtx + } + + route.Handler.ServeHTTP(rw, r) + }) +} diff --git a/vendor/github.com/go-openapi/runtime/middleware/parameter.go b/vendor/github.com/go-openapi/runtime/middleware/parameter.go new file mode 100644 index 000000000..9aaf65958 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/parameter.go @@ -0,0 +1,485 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package middleware + +import ( + "encoding" + "encoding/base64" + "fmt" + "io" + "net/http" + "reflect" + "strconv" + + "github.com/go-openapi/errors" + "github.com/go-openapi/spec" + "github.com/go-openapi/strfmt" + "github.com/go-openapi/swag" + "github.com/go-openapi/validate" + + "github.com/go-openapi/runtime" +) + +const defaultMaxMemory = 32 << 20 + +var textUnmarshalType = reflect.TypeOf(new(encoding.TextUnmarshaler)).Elem() + +func newUntypedParamBinder(param spec.Parameter, spec *spec.Swagger, formats strfmt.Registry) *untypedParamBinder { + binder := new(untypedParamBinder) + binder.Name = param.Name + binder.parameter = ¶m + binder.formats = formats + if param.In != "body" { + binder.validator = validate.NewParamValidator(¶m, formats) + } else { + binder.validator = validate.NewSchemaValidator(param.Schema, spec, param.Name, formats) + } + + return binder +} + +type untypedParamBinder struct { + parameter *spec.Parameter + formats strfmt.Registry + Name string + validator validate.EntityValidator +} + +func (p *untypedParamBinder) Type() reflect.Type { + return p.typeForSchema(p.parameter.Type, p.parameter.Format, p.parameter.Items) +} + +func (p *untypedParamBinder) typeForSchema(tpe, format string, items *spec.Items) reflect.Type { + switch tpe { + case "boolean": + return reflect.TypeOf(true) + + case "string": + if tt, ok := p.formats.GetType(format); ok { + return tt + } + return reflect.TypeOf("") + + case "integer": + switch format { + case "int8": + return reflect.TypeOf(int8(0)) + case "int16": + return reflect.TypeOf(int16(0)) + case "int32": + return reflect.TypeOf(int32(0)) + case "int64": + return reflect.TypeOf(int64(0)) + default: + return reflect.TypeOf(int64(0)) + } + + case "number": + switch format { + case "float": + return reflect.TypeOf(float32(0)) + case "double": + return reflect.TypeOf(float64(0)) + } + + case "array": + if items == nil { + return nil + } + itemsType := p.typeForSchema(items.Type, items.Format, items.Items) + if itemsType == nil { + return nil + } + return reflect.MakeSlice(reflect.SliceOf(itemsType), 0, 0).Type() + + case "file": + return reflect.TypeOf(&runtime.File{}).Elem() + + case "object": + return reflect.TypeOf(map[string]interface{}{}) + } + return nil +} + +func (p *untypedParamBinder) allowsMulti() bool { + return p.parameter.In == "query" || p.parameter.In == "formData" +} + +func (p *untypedParamBinder) readValue(values runtime.Gettable, target reflect.Value) ([]string, bool, bool, error) { + name, in, cf, tpe := p.parameter.Name, p.parameter.In, p.parameter.CollectionFormat, p.parameter.Type + if tpe == "array" { + if cf == "multi" { + if !p.allowsMulti() { + return nil, false, false, errors.InvalidCollectionFormat(name, in, cf) + } + vv, hasKey, _ := values.GetOK(name) + return vv, false, hasKey, nil + } + + v, hk, hv := values.GetOK(name) + if !hv { + return nil, false, hk, nil + } + d, c, e := p.readFormattedSliceFieldValue(v[len(v)-1], target) + return d, c, hk, e + } + + vv, hk, _ := values.GetOK(name) + return vv, false, hk, nil +} + +func (p *untypedParamBinder) Bind(request *http.Request, routeParams RouteParams, consumer runtime.Consumer, target reflect.Value) error { + // fmt.Println("binding", p.name, "as", p.Type()) + switch p.parameter.In { + case "query": + data, custom, hasKey, err := p.readValue(runtime.Values(request.URL.Query()), target) + if err != nil { + return err + } + if custom { + return nil + } + + return p.bindValue(data, hasKey, target) + + case "header": + data, custom, hasKey, err := p.readValue(runtime.Values(request.Header), target) + if err != nil { + return err + } + if custom { + return nil + } + return p.bindValue(data, hasKey, target) + + case "path": + data, custom, hasKey, err := p.readValue(routeParams, target) + if err != nil { + return err + } + if custom { + return nil + } + return p.bindValue(data, hasKey, target) + + case "formData": + var err error + var mt string + + mt, _, e := runtime.ContentType(request.Header) + if e != nil { + // because of the interface conversion go thinks the error is not nil + // so we first check for nil and then set the err var if it's not nil + err = e + } + + if err != nil { + return errors.InvalidContentType("", []string{"multipart/form-data", "application/x-www-form-urlencoded"}) + } + + if mt != "multipart/form-data" && mt != "application/x-www-form-urlencoded" { + return errors.InvalidContentType(mt, []string{"multipart/form-data", "application/x-www-form-urlencoded"}) + } + + if mt == "multipart/form-data" { + if err = request.ParseMultipartForm(defaultMaxMemory); err != nil { + return errors.NewParseError(p.Name, p.parameter.In, "", err) + } + } + + if err = request.ParseForm(); err != nil { + return errors.NewParseError(p.Name, p.parameter.In, "", err) + } + + if p.parameter.Type == "file" { + file, header, ffErr := request.FormFile(p.parameter.Name) + if ffErr != nil { + if p.parameter.Required { + return errors.NewParseError(p.Name, p.parameter.In, "", ffErr) + } else { + return nil + } + } + target.Set(reflect.ValueOf(runtime.File{Data: file, Header: header})) + return nil + } + + if request.MultipartForm != nil { + data, custom, hasKey, rvErr := p.readValue(runtime.Values(request.MultipartForm.Value), target) + if rvErr != nil { + return rvErr + } + if custom { + return nil + } + return p.bindValue(data, hasKey, target) + } + data, custom, hasKey, err := p.readValue(runtime.Values(request.PostForm), target) + if err != nil { + return err + } + if custom { + return nil + } + return p.bindValue(data, hasKey, target) + + case "body": + newValue := reflect.New(target.Type()) + if !runtime.HasBody(request) { + if p.parameter.Default != nil { + target.Set(reflect.ValueOf(p.parameter.Default)) + } + + return nil + } + if err := consumer.Consume(request.Body, newValue.Interface()); err != nil { + if err == io.EOF && p.parameter.Default != nil { + target.Set(reflect.ValueOf(p.parameter.Default)) + return nil + } + tpe := p.parameter.Type + if p.parameter.Format != "" { + tpe = p.parameter.Format + } + return errors.InvalidType(p.Name, p.parameter.In, tpe, nil) + } + target.Set(reflect.Indirect(newValue)) + return nil + default: + return errors.New(500, fmt.Sprintf("invalid parameter location %q", p.parameter.In)) + } +} + +func (p *untypedParamBinder) bindValue(data []string, hasKey bool, target reflect.Value) error { + if p.parameter.Type == "array" { + return p.setSliceFieldValue(target, p.parameter.Default, data, hasKey) + } + var d string + if len(data) > 0 { + d = data[len(data)-1] + } + return p.setFieldValue(target, p.parameter.Default, d, hasKey) +} + +func (p *untypedParamBinder) setFieldValue(target reflect.Value, defaultValue interface{}, data string, hasKey bool) error { + tpe := p.parameter.Type + if p.parameter.Format != "" { + tpe = p.parameter.Format + } + + if (!hasKey || (!p.parameter.AllowEmptyValue && data == "")) && p.parameter.Required && p.parameter.Default == nil { + return errors.Required(p.Name, p.parameter.In, data) + } + + ok, err := p.tryUnmarshaler(target, defaultValue, data) + if err != nil { + return errors.InvalidType(p.Name, p.parameter.In, tpe, data) + } + if ok { + return nil + } + + defVal := reflect.Zero(target.Type()) + if defaultValue != nil { + defVal = reflect.ValueOf(defaultValue) + } + + if tpe == "byte" { + if data == "" { + if target.CanSet() { + target.SetBytes(defVal.Bytes()) + } + return nil + } + + b, err := base64.StdEncoding.DecodeString(data) + if err != nil { + b, err = base64.URLEncoding.DecodeString(data) + if err != nil { + return errors.InvalidType(p.Name, p.parameter.In, tpe, data) + } + } + if target.CanSet() { + target.SetBytes(b) + } + return nil + } + + switch target.Kind() { + case reflect.Bool: + if data == "" { + if target.CanSet() { + target.SetBool(defVal.Bool()) + } + return nil + } + b, err := swag.ConvertBool(data) + if err != nil { + return err + } + if target.CanSet() { + target.SetBool(b) + } + case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64: + if data == "" { + if target.CanSet() { + rd := defVal.Convert(reflect.TypeOf(int64(0))) + target.SetInt(rd.Int()) + } + return nil + } + i, err := strconv.ParseInt(data, 10, 64) + if err != nil { + return errors.InvalidType(p.Name, p.parameter.In, tpe, data) + } + if target.OverflowInt(i) { + return errors.InvalidType(p.Name, p.parameter.In, tpe, data) + } + if target.CanSet() { + target.SetInt(i) + } + + case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64: + if data == "" { + if target.CanSet() { + rd := defVal.Convert(reflect.TypeOf(uint64(0))) + target.SetUint(rd.Uint()) + } + return nil + } + u, err := strconv.ParseUint(data, 10, 64) + if err != nil { + return errors.InvalidType(p.Name, p.parameter.In, tpe, data) + } + if target.OverflowUint(u) { + return errors.InvalidType(p.Name, p.parameter.In, tpe, data) + } + if target.CanSet() { + target.SetUint(u) + } + + case reflect.Float32, reflect.Float64: + if data == "" { + if target.CanSet() { + rd := defVal.Convert(reflect.TypeOf(float64(0))) + target.SetFloat(rd.Float()) + } + return nil + } + f, err := strconv.ParseFloat(data, 64) + if err != nil { + return errors.InvalidType(p.Name, p.parameter.In, tpe, data) + } + if target.OverflowFloat(f) { + return errors.InvalidType(p.Name, p.parameter.In, tpe, data) + } + if target.CanSet() { + target.SetFloat(f) + } + + case reflect.String: + value := data + if value == "" { + value = defVal.String() + } + // validate string + if target.CanSet() { + target.SetString(value) + } + + case reflect.Ptr: + if data == "" && defVal.Kind() == reflect.Ptr { + if target.CanSet() { + target.Set(defVal) + } + return nil + } + newVal := reflect.New(target.Type().Elem()) + if err := p.setFieldValue(reflect.Indirect(newVal), defVal, data, hasKey); err != nil { + return err + } + if target.CanSet() { + target.Set(newVal) + } + + default: + return errors.InvalidType(p.Name, p.parameter.In, tpe, data) + } + return nil +} + +func (p *untypedParamBinder) tryUnmarshaler(target reflect.Value, defaultValue interface{}, data string) (bool, error) { + if !target.CanSet() { + return false, nil + } + // When a type implements encoding.TextUnmarshaler we'll use that instead of reflecting some more + if reflect.PtrTo(target.Type()).Implements(textUnmarshalType) { + if defaultValue != nil && len(data) == 0 { + target.Set(reflect.ValueOf(defaultValue)) + return true, nil + } + value := reflect.New(target.Type()) + if err := value.Interface().(encoding.TextUnmarshaler).UnmarshalText([]byte(data)); err != nil { + return true, err + } + target.Set(reflect.Indirect(value)) + return true, nil + } + return false, nil +} + +func (p *untypedParamBinder) readFormattedSliceFieldValue(data string, target reflect.Value) ([]string, bool, error) { + ok, err := p.tryUnmarshaler(target, p.parameter.Default, data) + if err != nil { + return nil, true, err + } + if ok { + return nil, true, nil + } + + return swag.SplitByFormat(data, p.parameter.CollectionFormat), false, nil +} + +func (p *untypedParamBinder) setSliceFieldValue(target reflect.Value, defaultValue interface{}, data []string, hasKey bool) error { + sz := len(data) + if (!hasKey || (!p.parameter.AllowEmptyValue && (sz == 0 || (sz == 1 && data[0] == "")))) && p.parameter.Required && defaultValue == nil { + return errors.Required(p.Name, p.parameter.In, data) + } + + defVal := reflect.Zero(target.Type()) + if defaultValue != nil { + defVal = reflect.ValueOf(defaultValue) + } + + if !target.CanSet() { + return nil + } + if sz == 0 { + target.Set(defVal) + return nil + } + + value := reflect.MakeSlice(reflect.SliceOf(target.Type().Elem()), sz, sz) + + for i := 0; i < sz; i++ { + if err := p.setFieldValue(value.Index(i), nil, data[i], hasKey); err != nil { + return err + } + } + + target.Set(value) + + return nil +} diff --git a/vendor/github.com/go-openapi/runtime/middleware/pre_go18.go b/vendor/github.com/go-openapi/runtime/middleware/pre_go18.go new file mode 100644 index 000000000..03385251e --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/pre_go18.go @@ -0,0 +1,9 @@ +// +build !go1.8 + +package middleware + +import "net/url" + +func pathUnescape(path string) (string, error) { + return url.QueryUnescape(path) +} diff --git a/vendor/github.com/go-openapi/runtime/middleware/rapidoc.go b/vendor/github.com/go-openapi/runtime/middleware/rapidoc.go new file mode 100644 index 000000000..4be330d6d --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/rapidoc.go @@ -0,0 +1,90 @@ +package middleware + +import ( + "bytes" + "fmt" + "html/template" + "net/http" + "path" +) + +// RapiDocOpts configures the RapiDoc middlewares +type RapiDocOpts struct { + // BasePath for the UI path, defaults to: / + BasePath string + // Path combines with BasePath for the full UI path, defaults to: docs + Path string + // SpecURL the url to find the spec for + SpecURL string + // RapiDocURL for the js that generates the rapidoc site, defaults to: https://cdn.jsdelivr.net/npm/rapidoc/bundles/rapidoc.standalone.js + RapiDocURL string + // Title for the documentation site, default to: API documentation + Title string +} + +// EnsureDefaults in case some options are missing +func (r *RapiDocOpts) EnsureDefaults() { + if r.BasePath == "" { + r.BasePath = "/" + } + if r.Path == "" { + r.Path = "docs" + } + if r.SpecURL == "" { + r.SpecURL = "/swagger.json" + } + if r.RapiDocURL == "" { + r.RapiDocURL = rapidocLatest + } + if r.Title == "" { + r.Title = "API documentation" + } +} + +// RapiDoc creates a middleware to serve a documentation site for a swagger spec. +// This allows for altering the spec before starting the http listener. +// +func RapiDoc(opts RapiDocOpts, next http.Handler) http.Handler { + opts.EnsureDefaults() + + pth := path.Join(opts.BasePath, opts.Path) + tmpl := template.Must(template.New("rapidoc").Parse(rapidocTemplate)) + + buf := bytes.NewBuffer(nil) + _ = tmpl.Execute(buf, opts) + b := buf.Bytes() + + return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) { + if r.URL.Path == pth { + rw.Header().Set("Content-Type", "text/html; charset=utf-8") + rw.WriteHeader(http.StatusOK) + + _, _ = rw.Write(b) + return + } + + if next == nil { + rw.Header().Set("Content-Type", "text/plain") + rw.WriteHeader(http.StatusNotFound) + _, _ = rw.Write([]byte(fmt.Sprintf("%q not found", pth))) + return + } + next.ServeHTTP(rw, r) + }) +} + +const ( + rapidocLatest = "https://unpkg.com/rapidoc/dist/rapidoc-min.js" + rapidocTemplate = `<!doctype html> +<html> +<head> + <title>{{ .Title }}</title> + <meta charset="utf-8"> <!-- Important: rapi-doc uses utf8 charecters --> + <script type="module" src="{{ .RapiDocURL }}"></script> +</head> +<body> + <rapi-doc spec-url="{{ .SpecURL }}"></rapi-doc> +</body> +</html> +` +) diff --git a/vendor/github.com/go-openapi/runtime/middleware/redoc.go b/vendor/github.com/go-openapi/runtime/middleware/redoc.go new file mode 100644 index 000000000..019c85429 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/redoc.go @@ -0,0 +1,103 @@ +package middleware + +import ( + "bytes" + "fmt" + "html/template" + "net/http" + "path" +) + +// RedocOpts configures the Redoc middlewares +type RedocOpts struct { + // BasePath for the UI path, defaults to: / + BasePath string + // Path combines with BasePath for the full UI path, defaults to: docs + Path string + // SpecURL the url to find the spec for + SpecURL string + // RedocURL for the js that generates the redoc site, defaults to: https://cdn.jsdelivr.net/npm/redoc/bundles/redoc.standalone.js + RedocURL string + // Title for the documentation site, default to: API documentation + Title string +} + +// EnsureDefaults in case some options are missing +func (r *RedocOpts) EnsureDefaults() { + if r.BasePath == "" { + r.BasePath = "/" + } + if r.Path == "" { + r.Path = "docs" + } + if r.SpecURL == "" { + r.SpecURL = "/swagger.json" + } + if r.RedocURL == "" { + r.RedocURL = redocLatest + } + if r.Title == "" { + r.Title = "API documentation" + } +} + +// Redoc creates a middleware to serve a documentation site for a swagger spec. +// This allows for altering the spec before starting the http listener. +// +func Redoc(opts RedocOpts, next http.Handler) http.Handler { + opts.EnsureDefaults() + + pth := path.Join(opts.BasePath, opts.Path) + tmpl := template.Must(template.New("redoc").Parse(redocTemplate)) + + buf := bytes.NewBuffer(nil) + _ = tmpl.Execute(buf, opts) + b := buf.Bytes() + + return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) { + if r.URL.Path == pth { + rw.Header().Set("Content-Type", "text/html; charset=utf-8") + rw.WriteHeader(http.StatusOK) + + _, _ = rw.Write(b) + return + } + + if next == nil { + rw.Header().Set("Content-Type", "text/plain") + rw.WriteHeader(http.StatusNotFound) + _, _ = rw.Write([]byte(fmt.Sprintf("%q not found", pth))) + return + } + next.ServeHTTP(rw, r) + }) +} + +const ( + redocLatest = "https://cdn.jsdelivr.net/npm/redoc/bundles/redoc.standalone.js" + redocTemplate = `<!DOCTYPE html> +<html> + <head> + <title>{{ .Title }}</title> + <!-- needed for adaptive design --> + <meta charset="utf-8"/> + <meta name="viewport" content="width=device-width, initial-scale=1"> + <link href="https://fonts.googleapis.com/css?family=Montserrat:300,400,700|Roboto:300,400,700" rel="stylesheet"> + + <!-- + ReDoc doesn't change outer page styles + --> + <style> + body { + margin: 0; + padding: 0; + } + </style> + </head> + <body> + <redoc spec-url='{{ .SpecURL }}'></redoc> + <script src="{{ .RedocURL }}"> </script> + </body> +</html> +` +) diff --git a/vendor/github.com/go-openapi/runtime/middleware/request.go b/vendor/github.com/go-openapi/runtime/middleware/request.go new file mode 100644 index 000000000..760c37861 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/request.go @@ -0,0 +1,104 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package middleware + +import ( + "net/http" + "reflect" + + "github.com/go-openapi/errors" + "github.com/go-openapi/spec" + "github.com/go-openapi/strfmt" + + "github.com/go-openapi/runtime" +) + +// UntypedRequestBinder binds and validates the data from a http request +type UntypedRequestBinder struct { + Spec *spec.Swagger + Parameters map[string]spec.Parameter + Formats strfmt.Registry + paramBinders map[string]*untypedParamBinder +} + +// NewUntypedRequestBinder creates a new binder for reading a request. +func NewUntypedRequestBinder(parameters map[string]spec.Parameter, spec *spec.Swagger, formats strfmt.Registry) *UntypedRequestBinder { + binders := make(map[string]*untypedParamBinder) + for fieldName, param := range parameters { + binders[fieldName] = newUntypedParamBinder(param, spec, formats) + } + return &UntypedRequestBinder{ + Parameters: parameters, + paramBinders: binders, + Spec: spec, + Formats: formats, + } +} + +// Bind perform the databinding and validation +func (o *UntypedRequestBinder) Bind(request *http.Request, routeParams RouteParams, consumer runtime.Consumer, data interface{}) error { + val := reflect.Indirect(reflect.ValueOf(data)) + isMap := val.Kind() == reflect.Map + var result []error + debugLog("binding %d parameters for %s %s", len(o.Parameters), request.Method, request.URL.EscapedPath()) + for fieldName, param := range o.Parameters { + binder := o.paramBinders[fieldName] + debugLog("binding parameter %s for %s %s", fieldName, request.Method, request.URL.EscapedPath()) + var target reflect.Value + if !isMap { + binder.Name = fieldName + target = val.FieldByName(fieldName) + } + + if isMap { + tpe := binder.Type() + if tpe == nil { + if param.Schema.Type.Contains("array") { + tpe = reflect.TypeOf([]interface{}{}) + } else { + tpe = reflect.TypeOf(map[string]interface{}{}) + } + } + target = reflect.Indirect(reflect.New(tpe)) + } + + if !target.IsValid() { + result = append(result, errors.New(500, "parameter name %q is an unknown field", binder.Name)) + continue + } + + if err := binder.Bind(request, routeParams, consumer, target); err != nil { + result = append(result, err) + continue + } + + if binder.validator != nil { + rr := binder.validator.Validate(target.Interface()) + if rr != nil && rr.HasErrors() { + result = append(result, rr.AsError()) + } + } + + if isMap { + val.SetMapIndex(reflect.ValueOf(param.Name), target) + } + } + + if len(result) > 0 { + return errors.CompositeValidationError(result...) + } + + return nil +} diff --git a/vendor/github.com/go-openapi/runtime/middleware/router.go b/vendor/github.com/go-openapi/runtime/middleware/router.go new file mode 100644 index 000000000..5052031c8 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/router.go @@ -0,0 +1,488 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package middleware + +import ( + "fmt" + "net/http" + fpath "path" + "regexp" + "strings" + + "github.com/go-openapi/runtime/security" + "github.com/go-openapi/swag" + + "github.com/go-openapi/analysis" + "github.com/go-openapi/errors" + "github.com/go-openapi/loads" + "github.com/go-openapi/spec" + "github.com/go-openapi/strfmt" + + "github.com/go-openapi/runtime" + "github.com/go-openapi/runtime/middleware/denco" +) + +// RouteParam is a object to capture route params in a framework agnostic way. +// implementations of the muxer should use these route params to communicate with the +// swagger framework +type RouteParam struct { + Name string + Value string +} + +// RouteParams the collection of route params +type RouteParams []RouteParam + +// Get gets the value for the route param for the specified key +func (r RouteParams) Get(name string) string { + vv, _, _ := r.GetOK(name) + if len(vv) > 0 { + return vv[len(vv)-1] + } + return "" +} + +// GetOK gets the value but also returns booleans to indicate if a key or value +// is present. This aids in validation and satisfies an interface in use there +// +// The returned values are: data, has key, has value +func (r RouteParams) GetOK(name string) ([]string, bool, bool) { + for _, p := range r { + if p.Name == name { + return []string{p.Value}, true, p.Value != "" + } + } + return nil, false, false +} + +// NewRouter creates a new context aware router middleware +func NewRouter(ctx *Context, next http.Handler) http.Handler { + if ctx.router == nil { + ctx.router = DefaultRouter(ctx.spec, ctx.api) + } + + return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) { + if _, rCtx, ok := ctx.RouteInfo(r); ok { + next.ServeHTTP(rw, rCtx) + return + } + + // Not found, check if it exists in the other methods first + if others := ctx.AllowedMethods(r); len(others) > 0 { + ctx.Respond(rw, r, ctx.analyzer.RequiredProduces(), nil, errors.MethodNotAllowed(r.Method, others)) + return + } + + ctx.Respond(rw, r, ctx.analyzer.RequiredProduces(), nil, errors.NotFound("path %s was not found", r.URL.EscapedPath())) + }) +} + +// RoutableAPI represents an interface for things that can serve +// as a provider of implementations for the swagger router +type RoutableAPI interface { + HandlerFor(string, string) (http.Handler, bool) + ServeErrorFor(string) func(http.ResponseWriter, *http.Request, error) + ConsumersFor([]string) map[string]runtime.Consumer + ProducersFor([]string) map[string]runtime.Producer + AuthenticatorsFor(map[string]spec.SecurityScheme) map[string]runtime.Authenticator + Authorizer() runtime.Authorizer + Formats() strfmt.Registry + DefaultProduces() string + DefaultConsumes() string +} + +// Router represents a swagger aware router +type Router interface { + Lookup(method, path string) (*MatchedRoute, bool) + OtherMethods(method, path string) []string +} + +type defaultRouteBuilder struct { + spec *loads.Document + analyzer *analysis.Spec + api RoutableAPI + records map[string][]denco.Record +} + +type defaultRouter struct { + spec *loads.Document + routers map[string]*denco.Router +} + +func newDefaultRouteBuilder(spec *loads.Document, api RoutableAPI) *defaultRouteBuilder { + return &defaultRouteBuilder{ + spec: spec, + analyzer: analysis.New(spec.Spec()), + api: api, + records: make(map[string][]denco.Record), + } +} + +// DefaultRouter creates a default implemenation of the router +func DefaultRouter(spec *loads.Document, api RoutableAPI) Router { + builder := newDefaultRouteBuilder(spec, api) + if spec != nil { + for method, paths := range builder.analyzer.Operations() { + for path, operation := range paths { + fp := fpath.Join(spec.BasePath(), path) + debugLog("adding route %s %s %q", method, fp, operation.ID) + builder.AddRoute(method, fp, operation) + } + } + } + return builder.Build() +} + +// RouteAuthenticator is an authenticator that can compose several authenticators together. +// It also knows when it contains an authenticator that allows for anonymous pass through. +// Contains a group of 1 or more authenticators that have a logical AND relationship +type RouteAuthenticator struct { + Authenticator map[string]runtime.Authenticator + Schemes []string + Scopes map[string][]string + allScopes []string + commonScopes []string + allowAnonymous bool +} + +func (ra *RouteAuthenticator) AllowsAnonymous() bool { + return ra.allowAnonymous +} + +// AllScopes returns a list of unique scopes that is the combination +// of all the scopes in the requirements +func (ra *RouteAuthenticator) AllScopes() []string { + return ra.allScopes +} + +// CommonScopes returns a list of unique scopes that are common in all the +// scopes in the requirements +func (ra *RouteAuthenticator) CommonScopes() []string { + return ra.commonScopes +} + +// Authenticate Authenticator interface implementation +func (ra *RouteAuthenticator) Authenticate(req *http.Request, route *MatchedRoute) (bool, interface{}, error) { + if ra.allowAnonymous { + route.Authenticator = ra + return true, nil, nil + } + // iterate in proper order + var lastResult interface{} + for _, scheme := range ra.Schemes { + if authenticator, ok := ra.Authenticator[scheme]; ok { + applies, princ, err := authenticator.Authenticate(&security.ScopedAuthRequest{ + Request: req, + RequiredScopes: ra.Scopes[scheme], + }) + if !applies { + return false, nil, nil + } + if err != nil { + route.Authenticator = ra + return true, nil, err + } + lastResult = princ + } + } + route.Authenticator = ra + return true, lastResult, nil +} + +func stringSliceUnion(slices ...[]string) []string { + unique := make(map[string]struct{}) + var result []string + for _, slice := range slices { + for _, entry := range slice { + if _, ok := unique[entry]; ok { + continue + } + unique[entry] = struct{}{} + result = append(result, entry) + } + } + return result +} + +func stringSliceIntersection(slices ...[]string) []string { + unique := make(map[string]int) + var intersection []string + + total := len(slices) + var emptyCnt int + for _, slice := range slices { + if len(slice) == 0 { + emptyCnt++ + continue + } + + for _, entry := range slice { + unique[entry]++ + if unique[entry] == total-emptyCnt { // this entry appeared in all the non-empty slices + intersection = append(intersection, entry) + } + } + } + + return intersection +} + +// RouteAuthenticators represents a group of authenticators that represent a logical OR +type RouteAuthenticators []RouteAuthenticator + +// AllowsAnonymous returns true when there is an authenticator that means optional auth +func (ras RouteAuthenticators) AllowsAnonymous() bool { + for _, ra := range ras { + if ra.AllowsAnonymous() { + return true + } + } + return false +} + +// Authenticate method implemention so this collection can be used as authenticator +func (ras RouteAuthenticators) Authenticate(req *http.Request, route *MatchedRoute) (bool, interface{}, error) { + var lastError error + var allowsAnon bool + var anonAuth RouteAuthenticator + + for _, ra := range ras { + if ra.AllowsAnonymous() { + anonAuth = ra + allowsAnon = true + continue + } + applies, usr, err := ra.Authenticate(req, route) + if !applies || err != nil || usr == nil { + if err != nil { + lastError = err + } + continue + } + return applies, usr, nil + } + + if allowsAnon && lastError == nil { + route.Authenticator = &anonAuth + return true, nil, lastError + } + return lastError != nil, nil, lastError +} + +type routeEntry struct { + PathPattern string + BasePath string + Operation *spec.Operation + Consumes []string + Consumers map[string]runtime.Consumer + Produces []string + Producers map[string]runtime.Producer + Parameters map[string]spec.Parameter + Handler http.Handler + Formats strfmt.Registry + Binder *UntypedRequestBinder + Authenticators RouteAuthenticators + Authorizer runtime.Authorizer +} + +// MatchedRoute represents the route that was matched in this request +type MatchedRoute struct { + routeEntry + Params RouteParams + Consumer runtime.Consumer + Producer runtime.Producer + Authenticator *RouteAuthenticator +} + +// HasAuth returns true when the route has a security requirement defined +func (m *MatchedRoute) HasAuth() bool { + return len(m.Authenticators) > 0 +} + +// NeedsAuth returns true when the request still +// needs to perform authentication +func (m *MatchedRoute) NeedsAuth() bool { + return m.HasAuth() && m.Authenticator == nil +} + +func (d *defaultRouter) Lookup(method, path string) (*MatchedRoute, bool) { + mth := strings.ToUpper(method) + debugLog("looking up route for %s %s", method, path) + if Debug { + if len(d.routers) == 0 { + debugLog("there are no known routers") + } + for meth := range d.routers { + debugLog("got a router for %s", meth) + } + } + if router, ok := d.routers[mth]; ok { + if m, rp, ok := router.Lookup(fpath.Clean(path)); ok && m != nil { + if entry, ok := m.(*routeEntry); ok { + debugLog("found a route for %s %s with %d parameters", method, path, len(entry.Parameters)) + var params RouteParams + for _, p := range rp { + v, err := pathUnescape(p.Value) + if err != nil { + debugLog("failed to escape %q: %v", p.Value, err) + v = p.Value + } + // a workaround to handle fragment/composing parameters until they are supported in denco router + // check if this parameter is a fragment within a path segment + if xpos := strings.Index(entry.PathPattern, fmt.Sprintf("{%s}", p.Name)) + len(p.Name) + 2; xpos < len(entry.PathPattern) && entry.PathPattern[xpos] != '/' { + // extract fragment parameters + ep := strings.Split(entry.PathPattern[xpos:], "/")[0] + pnames, pvalues := decodeCompositParams(p.Name, v, ep, nil, nil) + for i, pname := range pnames { + params = append(params, RouteParam{Name: pname, Value: pvalues[i]}) + } + } else { + // use the parameter directly + params = append(params, RouteParam{Name: p.Name, Value: v}) + } + } + return &MatchedRoute{routeEntry: *entry, Params: params}, true + } + } else { + debugLog("couldn't find a route by path for %s %s", method, path) + } + } else { + debugLog("couldn't find a route by method for %s %s", method, path) + } + return nil, false +} + +func (d *defaultRouter) OtherMethods(method, path string) []string { + mn := strings.ToUpper(method) + var methods []string + for k, v := range d.routers { + if k != mn { + if _, _, ok := v.Lookup(fpath.Clean(path)); ok { + methods = append(methods, k) + continue + } + } + } + return methods +} + +// convert swagger parameters per path segment into a denco parameter as multiple parameters per segment are not supported in denco +var pathConverter = regexp.MustCompile(`{(.+?)}([^/]*)`) + +func decodeCompositParams(name string, value string, pattern string, names []string, values []string) ([]string, []string) { + pleft := strings.Index(pattern, "{") + names = append(names, name) + if pleft < 0 { + if strings.HasSuffix(value, pattern) { + values = append(values, value[:len(value)-len(pattern)]) + } else { + values = append(values, "") + } + } else { + toskip := pattern[:pleft] + pright := strings.Index(pattern, "}") + vright := strings.Index(value, toskip) + if vright >= 0 { + values = append(values, value[:vright]) + } else { + values = append(values, "") + value = "" + } + return decodeCompositParams(pattern[pleft+1:pright], value[vright+len(toskip):], pattern[pright+1:], names, values) + } + return names, values +} + +func (d *defaultRouteBuilder) AddRoute(method, path string, operation *spec.Operation) { + mn := strings.ToUpper(method) + + bp := fpath.Clean(d.spec.BasePath()) + if len(bp) > 0 && bp[len(bp)-1] == '/' { + bp = bp[:len(bp)-1] + } + + debugLog("operation: %#v", *operation) + if handler, ok := d.api.HandlerFor(method, strings.TrimPrefix(path, bp)); ok { + consumes := d.analyzer.ConsumesFor(operation) + produces := d.analyzer.ProducesFor(operation) + parameters := d.analyzer.ParamsFor(method, strings.TrimPrefix(path, bp)) + + // add API defaults if not part of the spec + if defConsumes := d.api.DefaultConsumes(); defConsumes != "" && !swag.ContainsStringsCI(consumes, defConsumes) { + consumes = append(consumes, defConsumes) + } + + if defProduces := d.api.DefaultProduces(); defProduces != "" && !swag.ContainsStringsCI(produces, defProduces) { + produces = append(produces, defProduces) + } + + record := denco.NewRecord(pathConverter.ReplaceAllString(path, ":$1"), &routeEntry{ + BasePath: bp, + PathPattern: path, + Operation: operation, + Handler: handler, + Consumes: consumes, + Produces: produces, + Consumers: d.api.ConsumersFor(normalizeOffers(consumes)), + Producers: d.api.ProducersFor(normalizeOffers(produces)), + Parameters: parameters, + Formats: d.api.Formats(), + Binder: NewUntypedRequestBinder(parameters, d.spec.Spec(), d.api.Formats()), + Authenticators: d.buildAuthenticators(operation), + Authorizer: d.api.Authorizer(), + }) + d.records[mn] = append(d.records[mn], record) + } +} + +func (d *defaultRouteBuilder) buildAuthenticators(operation *spec.Operation) RouteAuthenticators { + requirements := d.analyzer.SecurityRequirementsFor(operation) + var auths []RouteAuthenticator + for _, reqs := range requirements { + var schemes []string + scopes := make(map[string][]string, len(reqs)) + var scopeSlices [][]string + for _, req := range reqs { + schemes = append(schemes, req.Name) + scopes[req.Name] = req.Scopes + scopeSlices = append(scopeSlices, req.Scopes) + } + + definitions := d.analyzer.SecurityDefinitionsForRequirements(reqs) + authenticators := d.api.AuthenticatorsFor(definitions) + auths = append(auths, RouteAuthenticator{ + Authenticator: authenticators, + Schemes: schemes, + Scopes: scopes, + allScopes: stringSliceUnion(scopeSlices...), + commonScopes: stringSliceIntersection(scopeSlices...), + allowAnonymous: len(reqs) == 1 && reqs[0].Name == "", + }) + } + return auths +} + +func (d *defaultRouteBuilder) Build() *defaultRouter { + routers := make(map[string]*denco.Router) + for method, records := range d.records { + router := denco.New() + _ = router.Build(records) + routers[method] = router + } + return &defaultRouter{ + spec: d.spec, + routers: routers, + } +} diff --git a/vendor/github.com/go-openapi/runtime/middleware/security.go b/vendor/github.com/go-openapi/runtime/middleware/security.go new file mode 100644 index 000000000..2b061caef --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/security.go @@ -0,0 +1,39 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package middleware + +import "net/http" + +func newSecureAPI(ctx *Context, next http.Handler) http.Handler { + return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) { + route, rCtx, _ := ctx.RouteInfo(r) + if rCtx != nil { + r = rCtx + } + if route != nil && !route.NeedsAuth() { + next.ServeHTTP(rw, r) + return + } + + _, rCtx, err := ctx.Authorize(r, route) + if err != nil { + ctx.Respond(rw, r, route.Produces, route, err) + return + } + r = rCtx + + next.ServeHTTP(rw, r) + }) +} diff --git a/vendor/github.com/go-openapi/runtime/middleware/spec.go b/vendor/github.com/go-openapi/runtime/middleware/spec.go new file mode 100644 index 000000000..f02914298 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/spec.go @@ -0,0 +1,48 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package middleware + +import ( + "net/http" + "path" +) + +// Spec creates a middleware to serve a swagger spec. +// This allows for altering the spec before starting the http listener. +// This can be useful if you want to serve the swagger spec from another path than /swagger.json +// +func Spec(basePath string, b []byte, next http.Handler) http.Handler { + if basePath == "" { + basePath = "/" + } + pth := path.Join(basePath, "swagger.json") + + return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) { + if r.URL.Path == pth { + rw.Header().Set("Content-Type", "application/json") + rw.WriteHeader(http.StatusOK) + //#nosec + _, _ = rw.Write(b) + return + } + + if next == nil { + rw.Header().Set("Content-Type", "application/json") + rw.WriteHeader(http.StatusNotFound) + return + } + next.ServeHTTP(rw, r) + }) +} diff --git a/vendor/github.com/go-openapi/runtime/middleware/swaggerui.go b/vendor/github.com/go-openapi/runtime/middleware/swaggerui.go new file mode 100644 index 000000000..b4dea29e4 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/swaggerui.go @@ -0,0 +1,168 @@ +package middleware + +import ( + "bytes" + "fmt" + "html/template" + "net/http" + "path" +) + +// SwaggerUIOpts configures the Swaggerui middlewares +type SwaggerUIOpts struct { + // BasePath for the UI path, defaults to: / + BasePath string + // Path combines with BasePath for the full UI path, defaults to: docs + Path string + // SpecURL the url to find the spec for + SpecURL string + // OAuthCallbackURL the url called after OAuth2 login + OAuthCallbackURL string + + // The three components needed to embed swagger-ui + SwaggerURL string + SwaggerPresetURL string + SwaggerStylesURL string + + Favicon32 string + Favicon16 string + + // Title for the documentation site, default to: API documentation + Title string +} + +// EnsureDefaults in case some options are missing +func (r *SwaggerUIOpts) EnsureDefaults() { + if r.BasePath == "" { + r.BasePath = "/" + } + if r.Path == "" { + r.Path = "docs" + } + if r.SpecURL == "" { + r.SpecURL = "/swagger.json" + } + if r.OAuthCallbackURL == "" { + r.OAuthCallbackURL = path.Join(r.BasePath, r.Path, "oauth2-callback") + } + if r.SwaggerURL == "" { + r.SwaggerURL = swaggerLatest + } + if r.SwaggerPresetURL == "" { + r.SwaggerPresetURL = swaggerPresetLatest + } + if r.SwaggerStylesURL == "" { + r.SwaggerStylesURL = swaggerStylesLatest + } + if r.Favicon16 == "" { + r.Favicon16 = swaggerFavicon16Latest + } + if r.Favicon32 == "" { + r.Favicon32 = swaggerFavicon32Latest + } + if r.Title == "" { + r.Title = "API documentation" + } +} + +// SwaggerUI creates a middleware to serve a documentation site for a swagger spec. +// This allows for altering the spec before starting the http listener. +func SwaggerUI(opts SwaggerUIOpts, next http.Handler) http.Handler { + opts.EnsureDefaults() + + pth := path.Join(opts.BasePath, opts.Path) + tmpl := template.Must(template.New("swaggerui").Parse(swaggeruiTemplate)) + + buf := bytes.NewBuffer(nil) + _ = tmpl.Execute(buf, &opts) + b := buf.Bytes() + + return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) { + if path.Join(r.URL.Path) == pth { + rw.Header().Set("Content-Type", "text/html; charset=utf-8") + rw.WriteHeader(http.StatusOK) + + _, _ = rw.Write(b) + return + } + + if next == nil { + rw.Header().Set("Content-Type", "text/plain") + rw.WriteHeader(http.StatusNotFound) + _, _ = rw.Write([]byte(fmt.Sprintf("%q not found", pth))) + return + } + next.ServeHTTP(rw, r) + }) +} + +const ( + swaggerLatest = "https://unpkg.com/swagger-ui-dist/swagger-ui-bundle.js" + swaggerPresetLatest = "https://unpkg.com/swagger-ui-dist/swagger-ui-standalone-preset.js" + swaggerStylesLatest = "https://unpkg.com/swagger-ui-dist/swagger-ui.css" + swaggerFavicon32Latest = "https://unpkg.com/swagger-ui-dist/favicon-32x32.png" + swaggerFavicon16Latest = "https://unpkg.com/swagger-ui-dist/favicon-16x16.png" + swaggeruiTemplate = ` +<!DOCTYPE html> +<html lang="en"> + <head> + <meta charset="UTF-8"> + <title>{{ .Title }}</title> + + <link rel="stylesheet" type="text/css" href="{{ .SwaggerStylesURL }}" > + <link rel="icon" type="image/png" href="{{ .Favicon32 }}" sizes="32x32" /> + <link rel="icon" type="image/png" href="{{ .Favicon16 }}" sizes="16x16" /> + <style> + html + { + box-sizing: border-box; + overflow: -moz-scrollbars-vertical; + overflow-y: scroll; + } + + *, + *:before, + *:after + { + box-sizing: inherit; + } + + body + { + margin:0; + background: #fafafa; + } + </style> + </head> + + <body> + <div id="swagger-ui"></div> + + <script src="{{ .SwaggerURL }}"> </script> + <script src="{{ .SwaggerPresetURL }}"> </script> + <script> + window.onload = function() { + // Begin Swagger UI call region + const ui = SwaggerUIBundle({ + url: '{{ .SpecURL }}', + dom_id: '#swagger-ui', + deepLinking: true, + presets: [ + SwaggerUIBundle.presets.apis, + SwaggerUIStandalonePreset + ], + plugins: [ + SwaggerUIBundle.plugins.DownloadUrl + ], + layout: "StandaloneLayout", + oauth2RedirectUrl: '{{ .OAuthCallbackURL }}' + }) + // End Swagger UI call region + + window.ui = ui + } + </script> + </body> +</html> +` +) diff --git a/vendor/github.com/go-openapi/runtime/middleware/swaggerui_oauth2.go b/vendor/github.com/go-openapi/runtime/middleware/swaggerui_oauth2.go new file mode 100644 index 000000000..576f6003f --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/swaggerui_oauth2.go @@ -0,0 +1,122 @@ +package middleware + +import ( + "bytes" + "fmt" + "net/http" + "path" + "text/template" +) + +func SwaggerUIOAuth2Callback(opts SwaggerUIOpts, next http.Handler) http.Handler { + opts.EnsureDefaults() + + pth := opts.OAuthCallbackURL + tmpl := template.Must(template.New("swaggeroauth").Parse(swaggerOAuthTemplate)) + + buf := bytes.NewBuffer(nil) + _ = tmpl.Execute(buf, &opts) + b := buf.Bytes() + + return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) { + if path.Join(r.URL.Path) == pth { + rw.Header().Set("Content-Type", "text/html; charset=utf-8") + rw.WriteHeader(http.StatusOK) + + _, _ = rw.Write(b) + return + } + + if next == nil { + rw.Header().Set("Content-Type", "text/plain") + rw.WriteHeader(http.StatusNotFound) + _, _ = rw.Write([]byte(fmt.Sprintf("%q not found", pth))) + return + } + next.ServeHTTP(rw, r) + }) +} + +const ( + swaggerOAuthTemplate = ` +<!DOCTYPE html> +<html lang="en"> +<head> + <title>{{ .Title }}</title> +</head> +<body> +<script> + 'use strict'; + function run () { + var oauth2 = window.opener.swaggerUIRedirectOauth2; + var sentState = oauth2.state; + var redirectUrl = oauth2.redirectUrl; + var isValid, qp, arr; + + if (/code|token|error/.test(window.location.hash)) { + qp = window.location.hash.substring(1).replace('?', '&'); + } else { + qp = location.search.substring(1); + } + + arr = qp.split("&"); + arr.forEach(function (v,i,_arr) { _arr[i] = '"' + v.replace('=', '":"') + '"';}); + qp = qp ? JSON.parse('{' + arr.join() + '}', + function (key, value) { + return key === "" ? value : decodeURIComponent(value); + } + ) : {}; + + isValid = qp.state === sentState; + + if (( + oauth2.auth.schema.get("flow") === "accessCode" || + oauth2.auth.schema.get("flow") === "authorizationCode" || + oauth2.auth.schema.get("flow") === "authorization_code" + ) && !oauth2.auth.code) { + if (!isValid) { + oauth2.errCb({ + authId: oauth2.auth.name, + source: "auth", + level: "warning", + message: "Authorization may be unsafe, passed state was changed in server. The passed state wasn't returned from auth server." + }); + } + + if (qp.code) { + delete oauth2.state; + oauth2.auth.code = qp.code; + oauth2.callback({auth: oauth2.auth, redirectUrl: redirectUrl}); + } else { + let oauthErrorMsg; + if (qp.error) { + oauthErrorMsg = "["+qp.error+"]: " + + (qp.error_description ? qp.error_description+ ". " : "no accessCode received from the server. ") + + (qp.error_uri ? "More info: "+qp.error_uri : ""); + } + + oauth2.errCb({ + authId: oauth2.auth.name, + source: "auth", + level: "error", + message: oauthErrorMsg || "[Authorization failed]: no accessCode received from the server." + }); + } + } else { + oauth2.callback({auth: oauth2.auth, token: qp, isValid: isValid, redirectUrl: redirectUrl}); + } + window.close(); + } + + if (document.readyState !== 'loading') { + run(); + } else { + document.addEventListener('DOMContentLoaded', function () { + run(); + }); + } +</script> +</body> +</html> +` +) diff --git a/vendor/github.com/go-openapi/runtime/middleware/untyped/api.go b/vendor/github.com/go-openapi/runtime/middleware/untyped/api.go new file mode 100644 index 000000000..39a85f7d9 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/untyped/api.go @@ -0,0 +1,286 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package untyped + +import ( + "fmt" + "net/http" + "sort" + "strings" + + "github.com/go-openapi/analysis" + "github.com/go-openapi/errors" + "github.com/go-openapi/loads" + "github.com/go-openapi/spec" + "github.com/go-openapi/strfmt" + + "github.com/go-openapi/runtime" +) + +// NewAPI creates the default untyped API +func NewAPI(spec *loads.Document) *API { + var an *analysis.Spec + if spec != nil && spec.Spec() != nil { + an = analysis.New(spec.Spec()) + } + api := &API{ + spec: spec, + analyzer: an, + consumers: make(map[string]runtime.Consumer, 10), + producers: make(map[string]runtime.Producer, 10), + authenticators: make(map[string]runtime.Authenticator), + operations: make(map[string]map[string]runtime.OperationHandler), + ServeError: errors.ServeError, + Models: make(map[string]func() interface{}), + formats: strfmt.NewFormats(), + } + return api.WithJSONDefaults() +} + +// API represents an untyped mux for a swagger spec +type API struct { + spec *loads.Document + analyzer *analysis.Spec + DefaultProduces string + DefaultConsumes string + consumers map[string]runtime.Consumer + producers map[string]runtime.Producer + authenticators map[string]runtime.Authenticator + authorizer runtime.Authorizer + operations map[string]map[string]runtime.OperationHandler + ServeError func(http.ResponseWriter, *http.Request, error) + Models map[string]func() interface{} + formats strfmt.Registry +} + +// WithJSONDefaults loads the json defaults for this api +func (d *API) WithJSONDefaults() *API { + d.DefaultConsumes = runtime.JSONMime + d.DefaultProduces = runtime.JSONMime + d.consumers[runtime.JSONMime] = runtime.JSONConsumer() + d.producers[runtime.JSONMime] = runtime.JSONProducer() + return d +} + +// WithoutJSONDefaults clears the json defaults for this api +func (d *API) WithoutJSONDefaults() *API { + d.DefaultConsumes = "" + d.DefaultProduces = "" + delete(d.consumers, runtime.JSONMime) + delete(d.producers, runtime.JSONMime) + return d +} + +// Formats returns the registered string formats +func (d *API) Formats() strfmt.Registry { + if d.formats == nil { + d.formats = strfmt.NewFormats() + } + return d.formats +} + +// RegisterFormat registers a custom format validator +func (d *API) RegisterFormat(name string, format strfmt.Format, validator strfmt.Validator) { + if d.formats == nil { + d.formats = strfmt.NewFormats() + } + d.formats.Add(name, format, validator) +} + +// RegisterAuth registers an auth handler in this api +func (d *API) RegisterAuth(scheme string, handler runtime.Authenticator) { + if d.authenticators == nil { + d.authenticators = make(map[string]runtime.Authenticator) + } + d.authenticators[scheme] = handler +} + +// RegisterAuthorizer registers an authorizer handler in this api +func (d *API) RegisterAuthorizer(handler runtime.Authorizer) { + d.authorizer = handler +} + +// RegisterConsumer registers a consumer for a media type. +func (d *API) RegisterConsumer(mediaType string, handler runtime.Consumer) { + if d.consumers == nil { + d.consumers = make(map[string]runtime.Consumer, 10) + } + d.consumers[strings.ToLower(mediaType)] = handler +} + +// RegisterProducer registers a producer for a media type +func (d *API) RegisterProducer(mediaType string, handler runtime.Producer) { + if d.producers == nil { + d.producers = make(map[string]runtime.Producer, 10) + } + d.producers[strings.ToLower(mediaType)] = handler +} + +// RegisterOperation registers an operation handler for an operation name +func (d *API) RegisterOperation(method, path string, handler runtime.OperationHandler) { + if d.operations == nil { + d.operations = make(map[string]map[string]runtime.OperationHandler, 30) + } + um := strings.ToUpper(method) + if b, ok := d.operations[um]; !ok || b == nil { + d.operations[um] = make(map[string]runtime.OperationHandler) + } + d.operations[um][path] = handler +} + +// OperationHandlerFor returns the operation handler for the specified id if it can be found +func (d *API) OperationHandlerFor(method, path string) (runtime.OperationHandler, bool) { + if d.operations == nil { + return nil, false + } + if pi, ok := d.operations[strings.ToUpper(method)]; ok { + h, ok := pi[path] + return h, ok + } + return nil, false +} + +// ConsumersFor gets the consumers for the specified media types +func (d *API) ConsumersFor(mediaTypes []string) map[string]runtime.Consumer { + result := make(map[string]runtime.Consumer) + for _, mt := range mediaTypes { + if consumer, ok := d.consumers[mt]; ok { + result[mt] = consumer + } + } + return result +} + +// ProducersFor gets the producers for the specified media types +func (d *API) ProducersFor(mediaTypes []string) map[string]runtime.Producer { + result := make(map[string]runtime.Producer) + for _, mt := range mediaTypes { + if producer, ok := d.producers[mt]; ok { + result[mt] = producer + } + } + return result +} + +// AuthenticatorsFor gets the authenticators for the specified security schemes +func (d *API) AuthenticatorsFor(schemes map[string]spec.SecurityScheme) map[string]runtime.Authenticator { + result := make(map[string]runtime.Authenticator) + for k := range schemes { + if a, ok := d.authenticators[k]; ok { + result[k] = a + } + } + return result +} + +// Authorizer returns the registered authorizer +func (d *API) Authorizer() runtime.Authorizer { + return d.authorizer +} + +// Validate validates this API for any missing items +func (d *API) Validate() error { + return d.validate() +} + +// validateWith validates the registrations in this API against the provided spec analyzer +func (d *API) validate() error { + var consumes []string + for k := range d.consumers { + consumes = append(consumes, k) + } + + var produces []string + for k := range d.producers { + produces = append(produces, k) + } + + var authenticators []string + for k := range d.authenticators { + authenticators = append(authenticators, k) + } + + var operations []string + for m, v := range d.operations { + for p := range v { + operations = append(operations, fmt.Sprintf("%s %s", strings.ToUpper(m), p)) + } + } + + var definedAuths []string + for k := range d.spec.Spec().SecurityDefinitions { + definedAuths = append(definedAuths, k) + } + + if err := d.verify("consumes", consumes, d.analyzer.RequiredConsumes()); err != nil { + return err + } + if err := d.verify("produces", produces, d.analyzer.RequiredProduces()); err != nil { + return err + } + if err := d.verify("operation", operations, d.analyzer.OperationMethodPaths()); err != nil { + return err + } + + requiredAuths := d.analyzer.RequiredSecuritySchemes() + if err := d.verify("auth scheme", authenticators, requiredAuths); err != nil { + return err + } + if err := d.verify("security definitions", definedAuths, requiredAuths); err != nil { + return err + } + return nil +} + +func (d *API) verify(name string, registrations []string, expectations []string) error { + sort.Strings(registrations) + sort.Strings(expectations) + + expected := map[string]struct{}{} + seen := map[string]struct{}{} + + for _, v := range expectations { + expected[v] = struct{}{} + } + + var unspecified []string + for _, v := range registrations { + seen[v] = struct{}{} + if _, ok := expected[v]; !ok { + unspecified = append(unspecified, v) + } + } + + for k := range seen { + delete(expected, k) + } + + var unregistered []string + for k := range expected { + unregistered = append(unregistered, k) + } + sort.Strings(unspecified) + sort.Strings(unregistered) + + if len(unregistered) > 0 || len(unspecified) > 0 { + return &errors.APIVerificationFailed{ + Section: name, + MissingSpecification: unspecified, + MissingRegistration: unregistered, + } + } + + return nil +} diff --git a/vendor/github.com/go-openapi/runtime/middleware/validation.go b/vendor/github.com/go-openapi/runtime/middleware/validation.go new file mode 100644 index 000000000..1f0135b57 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/middleware/validation.go @@ -0,0 +1,126 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package middleware + +import ( + "mime" + "net/http" + "strings" + + "github.com/go-openapi/errors" + "github.com/go-openapi/swag" + + "github.com/go-openapi/runtime" +) + +type validation struct { + context *Context + result []error + request *http.Request + route *MatchedRoute + bound map[string]interface{} +} + +// ContentType validates the content type of a request +func validateContentType(allowed []string, actual string) error { + debugLog("validating content type for %q against [%s]", actual, strings.Join(allowed, ", ")) + if len(allowed) == 0 { + return nil + } + mt, _, err := mime.ParseMediaType(actual) + if err != nil { + return errors.InvalidContentType(actual, allowed) + } + if swag.ContainsStringsCI(allowed, mt) { + return nil + } + if swag.ContainsStringsCI(allowed, "*/*") { + return nil + } + parts := strings.Split(actual, "/") + if len(parts) == 2 && swag.ContainsStringsCI(allowed, parts[0]+"/*") { + return nil + } + return errors.InvalidContentType(actual, allowed) +} + +func validateRequest(ctx *Context, request *http.Request, route *MatchedRoute) *validation { + debugLog("validating request %s %s", request.Method, request.URL.EscapedPath()) + validate := &validation{ + context: ctx, + request: request, + route: route, + bound: make(map[string]interface{}), + } + + validate.contentType() + if len(validate.result) == 0 { + validate.responseFormat() + } + if len(validate.result) == 0 { + validate.parameters() + } + + return validate +} + +func (v *validation) parameters() { + debugLog("validating request parameters for %s %s", v.request.Method, v.request.URL.EscapedPath()) + if result := v.route.Binder.Bind(v.request, v.route.Params, v.route.Consumer, v.bound); result != nil { + if result.Error() == "validation failure list" { + for _, e := range result.(*errors.Validation).Value.([]interface{}) { + v.result = append(v.result, e.(error)) + } + return + } + v.result = append(v.result, result) + } +} + +func (v *validation) contentType() { + if len(v.result) == 0 && runtime.HasBody(v.request) { + debugLog("validating body content type for %s %s", v.request.Method, v.request.URL.EscapedPath()) + ct, _, req, err := v.context.ContentType(v.request) + if err != nil { + v.result = append(v.result, err) + } else { + v.request = req + } + + if len(v.result) == 0 { + if err := validateContentType(v.route.Consumes, ct); err != nil { + v.result = append(v.result, err) + } + } + if ct != "" && v.route.Consumer == nil { + cons, ok := v.route.Consumers[ct] + if !ok { + v.result = append(v.result, errors.New(500, "no consumer registered for %s", ct)) + } else { + v.route.Consumer = cons + } + } + } +} + +func (v *validation) responseFormat() { + // if the route provides values for Produces and no format could be identify then return an error. + // if the route does not specify values for Produces then treat request as valid since the API designer + // choose not to specify the format for responses. + if str, rCtx := v.context.ResponseFormat(v.request, v.route.Produces); str == "" && len(v.route.Produces) > 0 { + v.request = rCtx + v.result = append(v.result, errors.InvalidResponseFormat(v.request.Header.Get(runtime.HeaderAccept), v.route.Produces)) + } +} diff --git a/vendor/github.com/go-openapi/runtime/request.go b/vendor/github.com/go-openapi/runtime/request.go new file mode 100644 index 000000000..078fda173 --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/request.go @@ -0,0 +1,139 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package runtime + +import ( + "bufio" + "io" + "net/http" + "strings" + + "github.com/go-openapi/swag" +) + +// CanHaveBody returns true if this method can have a body +func CanHaveBody(method string) bool { + mn := strings.ToUpper(method) + return mn == "POST" || mn == "PUT" || mn == "PATCH" || mn == "DELETE" +} + +// IsSafe returns true if this is a request with a safe method +func IsSafe(r *http.Request) bool { + mn := strings.ToUpper(r.Method) + return mn == "GET" || mn == "HEAD" +} + +// AllowsBody returns true if the request allows for a body +func AllowsBody(r *http.Request) bool { + mn := strings.ToUpper(r.Method) + return mn != "HEAD" +} + +// HasBody returns true if this method needs a content-type +func HasBody(r *http.Request) bool { + // happy case: we have a content length set + if r.ContentLength > 0 { + return true + } + + if r.Header.Get("content-length") != "" { + // in this case, no Transfer-Encoding should be present + // we have a header set but it was explicitly set to 0, so we assume no body + return false + } + + rdr := newPeekingReader(r.Body) + r.Body = rdr + return rdr.HasContent() +} + +func newPeekingReader(r io.ReadCloser) *peekingReader { + if r == nil { + return nil + } + return &peekingReader{ + underlying: bufio.NewReader(r), + orig: r, + } +} + +type peekingReader struct { + underlying interface { + Buffered() int + Peek(int) ([]byte, error) + Read([]byte) (int, error) + } + orig io.ReadCloser +} + +func (p *peekingReader) HasContent() bool { + if p == nil { + return false + } + if p.underlying.Buffered() > 0 { + return true + } + b, err := p.underlying.Peek(1) + if err != nil { + return false + } + return len(b) > 0 +} + +func (p *peekingReader) Read(d []byte) (int, error) { + if p == nil { + return 0, io.EOF + } + return p.underlying.Read(d) +} + +func (p *peekingReader) Close() error { + p.underlying = nil + if p.orig != nil { + return p.orig.Close() + } + return nil +} + +// JSONRequest creates a new http request with json headers set +func JSONRequest(method, urlStr string, body io.Reader) (*http.Request, error) { + req, err := http.NewRequest(method, urlStr, body) + if err != nil { + return nil, err + } + req.Header.Add(HeaderContentType, JSONMime) + req.Header.Add(HeaderAccept, JSONMime) + return req, nil +} + +// Gettable for things with a method GetOK(string) (data string, hasKey bool, hasValue bool) +type Gettable interface { + GetOK(string) ([]string, bool, bool) +} + +// ReadSingleValue reads a single value from the source +func ReadSingleValue(values Gettable, name string) string { + vv, _, hv := values.GetOK(name) + if hv { + return vv[len(vv)-1] + } + return "" +} + +// ReadCollectionValue reads a collection value from a string data source +func ReadCollectionValue(values Gettable, name, collectionFormat string) []string { + v := ReadSingleValue(values, name) + return swag.SplitByFormat(v, collectionFormat) +} diff --git a/vendor/github.com/go-openapi/runtime/security/authenticator.go b/vendor/github.com/go-openapi/runtime/security/authenticator.go new file mode 100644 index 000000000..c3ffdac7e --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/security/authenticator.go @@ -0,0 +1,276 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package security + +import ( + "context" + "net/http" + "strings" + + "github.com/go-openapi/errors" + + "github.com/go-openapi/runtime" +) + +const ( + query = "query" + header = "header" +) + +// HttpAuthenticator is a function that authenticates a HTTP request +func HttpAuthenticator(handler func(*http.Request) (bool, interface{}, error)) runtime.Authenticator { + return runtime.AuthenticatorFunc(func(params interface{}) (bool, interface{}, error) { + if request, ok := params.(*http.Request); ok { + return handler(request) + } + if scoped, ok := params.(*ScopedAuthRequest); ok { + return handler(scoped.Request) + } + return false, nil, nil + }) +} + +// ScopedAuthenticator is a function that authenticates a HTTP request against a list of valid scopes +func ScopedAuthenticator(handler func(*ScopedAuthRequest) (bool, interface{}, error)) runtime.Authenticator { + return runtime.AuthenticatorFunc(func(params interface{}) (bool, interface{}, error) { + if request, ok := params.(*ScopedAuthRequest); ok { + return handler(request) + } + return false, nil, nil + }) +} + +// UserPassAuthentication authentication function +type UserPassAuthentication func(string, string) (interface{}, error) + +// UserPassAuthenticationCtx authentication function with context.Context +type UserPassAuthenticationCtx func(context.Context, string, string) (context.Context, interface{}, error) + +// TokenAuthentication authentication function +type TokenAuthentication func(string) (interface{}, error) + +// TokenAuthenticationCtx authentication function with context.Context +type TokenAuthenticationCtx func(context.Context, string) (context.Context, interface{}, error) + +// ScopedTokenAuthentication authentication function +type ScopedTokenAuthentication func(string, []string) (interface{}, error) + +// ScopedTokenAuthenticationCtx authentication function with context.Context +type ScopedTokenAuthenticationCtx func(context.Context, string, []string) (context.Context, interface{}, error) + +var DefaultRealmName = "API" + +type secCtxKey uint8 + +const ( + failedBasicAuth secCtxKey = iota + oauth2SchemeName +) + +func FailedBasicAuth(r *http.Request) string { + return FailedBasicAuthCtx(r.Context()) +} + +func FailedBasicAuthCtx(ctx context.Context) string { + v, ok := ctx.Value(failedBasicAuth).(string) + if !ok { + return "" + } + return v +} + +func OAuth2SchemeName(r *http.Request) string { + return OAuth2SchemeNameCtx(r.Context()) +} + +func OAuth2SchemeNameCtx(ctx context.Context) string { + v, ok := ctx.Value(oauth2SchemeName).(string) + if !ok { + return "" + } + return v +} + +// BasicAuth creates a basic auth authenticator with the provided authentication function +func BasicAuth(authenticate UserPassAuthentication) runtime.Authenticator { + return BasicAuthRealm(DefaultRealmName, authenticate) +} + +// BasicAuthRealm creates a basic auth authenticator with the provided authentication function and realm name +func BasicAuthRealm(realm string, authenticate UserPassAuthentication) runtime.Authenticator { + if realm == "" { + realm = DefaultRealmName + } + + return HttpAuthenticator(func(r *http.Request) (bool, interface{}, error) { + if usr, pass, ok := r.BasicAuth(); ok { + p, err := authenticate(usr, pass) + if err != nil { + *r = *r.WithContext(context.WithValue(r.Context(), failedBasicAuth, realm)) + } + return true, p, err + } + *r = *r.WithContext(context.WithValue(r.Context(), failedBasicAuth, realm)) + return false, nil, nil + }) +} + +// BasicAuthCtx creates a basic auth authenticator with the provided authentication function with support for context.Context +func BasicAuthCtx(authenticate UserPassAuthenticationCtx) runtime.Authenticator { + return BasicAuthRealmCtx(DefaultRealmName, authenticate) +} + +// BasicAuthRealmCtx creates a basic auth authenticator with the provided authentication function and realm name with support for context.Context +func BasicAuthRealmCtx(realm string, authenticate UserPassAuthenticationCtx) runtime.Authenticator { + if realm == "" { + realm = DefaultRealmName + } + + return HttpAuthenticator(func(r *http.Request) (bool, interface{}, error) { + if usr, pass, ok := r.BasicAuth(); ok { + ctx, p, err := authenticate(r.Context(), usr, pass) + if err != nil { + ctx = context.WithValue(ctx, failedBasicAuth, realm) + } + *r = *r.WithContext(ctx) + return true, p, err + } + *r = *r.WithContext(context.WithValue(r.Context(), failedBasicAuth, realm)) + return false, nil, nil + }) +} + +// APIKeyAuth creates an authenticator that uses a token for authorization. +// This token can be obtained from either a header or a query string +func APIKeyAuth(name, in string, authenticate TokenAuthentication) runtime.Authenticator { + inl := strings.ToLower(in) + if inl != query && inl != header { + // panic because this is most likely a typo + panic(errors.New(500, "api key auth: in value needs to be either \"query\" or \"header\".")) + } + + var getToken func(*http.Request) string + switch inl { + case header: + getToken = func(r *http.Request) string { return r.Header.Get(name) } + case query: + getToken = func(r *http.Request) string { return r.URL.Query().Get(name) } + } + + return HttpAuthenticator(func(r *http.Request) (bool, interface{}, error) { + token := getToken(r) + if token == "" { + return false, nil, nil + } + + p, err := authenticate(token) + return true, p, err + }) +} + +// APIKeyAuthCtx creates an authenticator that uses a token for authorization with support for context.Context. +// This token can be obtained from either a header or a query string +func APIKeyAuthCtx(name, in string, authenticate TokenAuthenticationCtx) runtime.Authenticator { + inl := strings.ToLower(in) + if inl != query && inl != header { + // panic because this is most likely a typo + panic(errors.New(500, "api key auth: in value needs to be either \"query\" or \"header\".")) + } + + var getToken func(*http.Request) string + switch inl { + case header: + getToken = func(r *http.Request) string { return r.Header.Get(name) } + case query: + getToken = func(r *http.Request) string { return r.URL.Query().Get(name) } + } + + return HttpAuthenticator(func(r *http.Request) (bool, interface{}, error) { + token := getToken(r) + if token == "" { + return false, nil, nil + } + + ctx, p, err := authenticate(r.Context(), token) + *r = *r.WithContext(ctx) + return true, p, err + }) +} + +// ScopedAuthRequest contains both a http request and the required scopes for a particular operation +type ScopedAuthRequest struct { + Request *http.Request + RequiredScopes []string +} + +// BearerAuth for use with oauth2 flows +func BearerAuth(name string, authenticate ScopedTokenAuthentication) runtime.Authenticator { + const prefix = "Bearer " + return ScopedAuthenticator(func(r *ScopedAuthRequest) (bool, interface{}, error) { + var token string + hdr := r.Request.Header.Get(runtime.HeaderAuthorization) + if strings.HasPrefix(hdr, prefix) { + token = strings.TrimPrefix(hdr, prefix) + } + if token == "" { + qs := r.Request.URL.Query() + token = qs.Get("access_token") + } + //#nosec + ct, _, _ := runtime.ContentType(r.Request.Header) + if token == "" && (ct == "application/x-www-form-urlencoded" || ct == "multipart/form-data") { + token = r.Request.FormValue("access_token") + } + + if token == "" { + return false, nil, nil + } + + rctx := context.WithValue(r.Request.Context(), oauth2SchemeName, name) + *r.Request = *r.Request.WithContext(rctx) + p, err := authenticate(token, r.RequiredScopes) + return true, p, err + }) +} + +// BearerAuthCtx for use with oauth2 flows with support for context.Context. +func BearerAuthCtx(name string, authenticate ScopedTokenAuthenticationCtx) runtime.Authenticator { + const prefix = "Bearer " + return ScopedAuthenticator(func(r *ScopedAuthRequest) (bool, interface{}, error) { + var token string + hdr := r.Request.Header.Get(runtime.HeaderAuthorization) + if strings.HasPrefix(hdr, prefix) { + token = strings.TrimPrefix(hdr, prefix) + } + if token == "" { + qs := r.Request.URL.Query() + token = qs.Get("access_token") + } + //#nosec + ct, _, _ := runtime.ContentType(r.Request.Header) + if token == "" && (ct == "application/x-www-form-urlencoded" || ct == "multipart/form-data") { + token = r.Request.FormValue("access_token") + } + + if token == "" { + return false, nil, nil + } + + rctx := context.WithValue(r.Request.Context(), oauth2SchemeName, name) + ctx, p, err := authenticate(rctx, token, r.RequiredScopes) + *r.Request = *r.Request.WithContext(ctx) + return true, p, err + }) +} diff --git a/vendor/github.com/go-openapi/runtime/security/authorizer.go b/vendor/github.com/go-openapi/runtime/security/authorizer.go new file mode 100644 index 000000000..00c1a4d6a --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/security/authorizer.go @@ -0,0 +1,27 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package security + +import ( + "net/http" + + "github.com/go-openapi/runtime" +) + +// Authorized provides a default implementation of the Authorizer interface where all +// requests are authorized (successful) +func Authorized() runtime.Authorizer { + return runtime.AuthorizerFunc(func(_ *http.Request, _ interface{}) error { return nil }) +} diff --git a/vendor/github.com/go-openapi/runtime/statuses.go b/vendor/github.com/go-openapi/runtime/statuses.go new file mode 100644 index 000000000..3b011a0bf --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/statuses.go @@ -0,0 +1,90 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package runtime + +// Statuses lists the most common HTTP status codes to default message +// taken from https://httpstatuses.com/ +var Statuses = map[int]string{ + 100: "Continue", + 101: "Switching Protocols", + 102: "Processing", + 103: "Checkpoint", + 122: "URI too long", + 200: "OK", + 201: "Created", + 202: "Accepted", + 203: "Request Processed", + 204: "No Content", + 205: "Reset Content", + 206: "Partial Content", + 207: "Multi-Status", + 208: "Already Reported", + 226: "IM Used", + 300: "Multiple Choices", + 301: "Moved Permanently", + 302: "Found", + 303: "See Other", + 304: "Not Modified", + 305: "Use Proxy", + 306: "Switch Proxy", + 307: "Temporary Redirect", + 308: "Permanent Redirect", + 400: "Bad Request", + 401: "Unauthorized", + 402: "Payment Required", + 403: "Forbidden", + 404: "Not Found", + 405: "Method Not Allowed", + 406: "Not Acceptable", + 407: "Proxy Authentication Required", + 408: "Request Timeout", + 409: "Conflict", + 410: "Gone", + 411: "Length Required", + 412: "Precondition Failed", + 413: "Request Entity Too Large", + 414: "Request-URI Too Long", + 415: "Unsupported Media Type", + 416: "Request Range Not Satisfiable", + 417: "Expectation Failed", + 418: "I'm a teapot", + 420: "Enhance Your Calm", + 422: "Unprocessable Entity", + 423: "Locked", + 424: "Failed Dependency", + 426: "Upgrade Required", + 428: "Precondition Required", + 429: "Too Many Requests", + 431: "Request Header Fields Too Large", + 444: "No Response", + 449: "Retry With", + 450: "Blocked by Windows Parental Controls", + 451: "Wrong Exchange Server", + 499: "Client Closed Request", + 500: "Internal Server Error", + 501: "Not Implemented", + 502: "Bad Gateway", + 503: "Service Unavailable", + 504: "Gateway Timeout", + 505: "HTTP Version Not Supported", + 506: "Variant Also Negotiates", + 507: "Insufficient Storage", + 508: "Loop Detected", + 509: "Bandwidth Limit Exceeded", + 510: "Not Extended", + 511: "Network Authentication Required", + 598: "Network read timeout error", + 599: "Network connect timeout error", +} diff --git a/vendor/github.com/go-openapi/runtime/text.go b/vendor/github.com/go-openapi/runtime/text.go new file mode 100644 index 000000000..f33320b7d --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/text.go @@ -0,0 +1,116 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package runtime + +import ( + "bytes" + "encoding" + "errors" + "fmt" + "io" + "reflect" + + "github.com/go-openapi/swag" +) + +// TextConsumer creates a new text consumer +func TextConsumer() Consumer { + return ConsumerFunc(func(reader io.Reader, data interface{}) error { + if reader == nil { + return errors.New("TextConsumer requires a reader") // early exit + } + + buf := new(bytes.Buffer) + _, err := buf.ReadFrom(reader) + if err != nil { + return err + } + b := buf.Bytes() + + // If the buffer is empty, no need to unmarshal it, which causes a panic. + if len(b) == 0 { + return nil + } + + if tu, ok := data.(encoding.TextUnmarshaler); ok { + err := tu.UnmarshalText(b) + if err != nil { + return fmt.Errorf("text consumer: %v", err) + } + + return nil + } + + t := reflect.TypeOf(data) + if data != nil && t.Kind() == reflect.Ptr { + v := reflect.Indirect(reflect.ValueOf(data)) + if t.Elem().Kind() == reflect.String { + v.SetString(string(b)) + return nil + } + } + + return fmt.Errorf("%v (%T) is not supported by the TextConsumer, %s", + data, data, "can be resolved by supporting TextUnmarshaler interface") + }) +} + +// TextProducer creates a new text producer +func TextProducer() Producer { + return ProducerFunc(func(writer io.Writer, data interface{}) error { + if writer == nil { + return errors.New("TextProducer requires a writer") // early exit + } + + if data == nil { + return errors.New("no data given to produce text from") + } + + if tm, ok := data.(encoding.TextMarshaler); ok { + txt, err := tm.MarshalText() + if err != nil { + return fmt.Errorf("text producer: %v", err) + } + _, err = writer.Write(txt) + return err + } + + if str, ok := data.(error); ok { + _, err := writer.Write([]byte(str.Error())) + return err + } + + if str, ok := data.(fmt.Stringer); ok { + _, err := writer.Write([]byte(str.String())) + return err + } + + v := reflect.Indirect(reflect.ValueOf(data)) + if t := v.Type(); t.Kind() == reflect.Struct || t.Kind() == reflect.Slice { + b, err := swag.WriteJSON(data) + if err != nil { + return err + } + _, err = writer.Write(b) + return err + } + if v.Kind() != reflect.String { + return fmt.Errorf("%T is not a supported type by the TextProducer", data) + } + + _, err := writer.Write([]byte(v.String())) + return err + }) +} diff --git a/vendor/github.com/go-openapi/runtime/values.go b/vendor/github.com/go-openapi/runtime/values.go new file mode 100644 index 000000000..11f5732af --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/values.go @@ -0,0 +1,19 @@ +package runtime + +// Values typically represent parameters on a http request. +type Values map[string][]string + +// GetOK returns the values collection for the given key. +// When the key is present in the map it will return true for hasKey. +// When the value is not empty it will return true for hasValue. +func (v Values) GetOK(key string) (value []string, hasKey bool, hasValue bool) { + value, hasKey = v[key] + if !hasKey { + return + } + if len(value) == 0 { + return + } + hasValue = true + return +} diff --git a/vendor/github.com/go-openapi/runtime/xml.go b/vendor/github.com/go-openapi/runtime/xml.go new file mode 100644 index 000000000..821c7393d --- /dev/null +++ b/vendor/github.com/go-openapi/runtime/xml.go @@ -0,0 +1,36 @@ +// Copyright 2015 go-swagger maintainers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package runtime + +import ( + "encoding/xml" + "io" +) + +// XMLConsumer creates a new XML consumer +func XMLConsumer() Consumer { + return ConsumerFunc(func(reader io.Reader, data interface{}) error { + dec := xml.NewDecoder(reader) + return dec.Decode(data) + }) +} + +// XMLProducer creates a new XML producer +func XMLProducer() Producer { + return ProducerFunc(func(writer io.Writer, data interface{}) error { + enc := xml.NewEncoder(writer) + return enc.Encode(data) + }) +} |