diff options
Diffstat (limited to 'vendor/github.com/gorilla/securecookie')
| -rw-r--r-- | vendor/github.com/gorilla/securecookie/.editorconfig | 20 | ||||
| -rw-r--r-- | vendor/github.com/gorilla/securecookie/.gitignore | 1 | ||||
| -rw-r--r-- | vendor/github.com/gorilla/securecookie/.travis.yml | 19 | ||||
| -rw-r--r-- | vendor/github.com/gorilla/securecookie/LICENSE | 2 | ||||
| -rw-r--r-- | vendor/github.com/gorilla/securecookie/Makefile | 39 | ||||
| -rw-r--r-- | vendor/github.com/gorilla/securecookie/README.md | 76 | ||||
| -rw-r--r-- | vendor/github.com/gorilla/securecookie/fuzz.go | 25 | ||||
| -rw-r--r-- | vendor/github.com/gorilla/securecookie/securecookie.go | 45 |
8 files changed, 155 insertions, 72 deletions
diff --git a/vendor/github.com/gorilla/securecookie/.editorconfig b/vendor/github.com/gorilla/securecookie/.editorconfig new file mode 100644 index 000000000..2940ec92a --- /dev/null +++ b/vendor/github.com/gorilla/securecookie/.editorconfig @@ -0,0 +1,20 @@ +; https://editorconfig.org/ + +root = true + +[*] +insert_final_newline = true +charset = utf-8 +trim_trailing_whitespace = true +indent_style = space +indent_size = 2 + +[{Makefile,go.mod,go.sum,*.go,.gitmodules}] +indent_style = tab +indent_size = 4 + +[*.md] +indent_size = 4 +trim_trailing_whitespace = false + +eclint_indent_style = unset diff --git a/vendor/github.com/gorilla/securecookie/.gitignore b/vendor/github.com/gorilla/securecookie/.gitignore new file mode 100644 index 000000000..84039fec6 --- /dev/null +++ b/vendor/github.com/gorilla/securecookie/.gitignore @@ -0,0 +1 @@ +coverage.coverprofile diff --git a/vendor/github.com/gorilla/securecookie/.travis.yml b/vendor/github.com/gorilla/securecookie/.travis.yml deleted file mode 100644 index 6f440f1e4..000000000 --- a/vendor/github.com/gorilla/securecookie/.travis.yml +++ /dev/null @@ -1,19 +0,0 @@ -language: go -sudo: false - -matrix: - include: - - go: 1.3 - - go: 1.4 - - go: 1.5 - - go: 1.6 - - go: 1.7 - - go: tip - allow_failures: - - go: tip - -script: - - go get -t -v ./... - - diff -u <(echo -n) <(gofmt -d .) - - go vet $(go list ./... | grep -v /vendor/) - - go test -v -race ./... diff --git a/vendor/github.com/gorilla/securecookie/LICENSE b/vendor/github.com/gorilla/securecookie/LICENSE index 0e5fb8728..bb9d80bc9 100644 --- a/vendor/github.com/gorilla/securecookie/LICENSE +++ b/vendor/github.com/gorilla/securecookie/LICENSE @@ -1,4 +1,4 @@ -Copyright (c) 2012 Rodrigo Moraes. All rights reserved. +Copyright (c) 2023 The Gorilla Authors. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are diff --git a/vendor/github.com/gorilla/securecookie/Makefile b/vendor/github.com/gorilla/securecookie/Makefile new file mode 100644 index 000000000..2b9008a26 --- /dev/null +++ b/vendor/github.com/gorilla/securecookie/Makefile @@ -0,0 +1,39 @@ +GO_LINT=$(shell which golangci-lint 2> /dev/null || echo '') +GO_LINT_URI=github.com/golangci/golangci-lint/cmd/golangci-lint@latest + +GO_SEC=$(shell which gosec 2> /dev/null || echo '') +GO_SEC_URI=github.com/securego/gosec/v2/cmd/gosec@latest + +GO_VULNCHECK=$(shell which govulncheck 2> /dev/null || echo '') +GO_VULNCHECK_URI=golang.org/x/vuln/cmd/govulncheck@latest + +.PHONY: golangci-lint +golangci-lint: + $(if $(GO_LINT), ,go install $(GO_LINT_URI)) + @echo "##### Running golangci-lint" + golangci-lint run -v + +.PHONY: gosec +gosec: + $(if $(GO_SEC), ,go install $(GO_SEC_URI)) + @echo "##### Running gosec" + gosec ./... + +.PHONY: govulncheck +govulncheck: + $(if $(GO_VULNCHECK), ,go install $(GO_VULNCHECK_URI)) + @echo "##### Running govulncheck" + govulncheck ./... + +.PHONY: verify +verify: golangci-lint gosec govulncheck + +.PHONY: test +test: + @echo "##### Running tests" + go test -race -cover -coverprofile=coverage.coverprofile -covermode=atomic -v ./... + +.PHONY: fuzz +fuzz: + @echo "##### Running fuzz tests" + go test -v -fuzz FuzzEncodeDecode -fuzztime 60s diff --git a/vendor/github.com/gorilla/securecookie/README.md b/vendor/github.com/gorilla/securecookie/README.md index aa7bd1a5b..c3b9815db 100644 --- a/vendor/github.com/gorilla/securecookie/README.md +++ b/vendor/github.com/gorilla/securecookie/README.md @@ -1,10 +1,13 @@ -securecookie -============ -[](https://godoc.org/github.com/gorilla/securecookie) [](https://travis-ci.org/gorilla/securecookie) -[](https://sourcegraph.com/github.com/gorilla/securecookie?badge) +# gorilla/securecookie + +[](https://codecov.io/github/gorilla/securecookie) +[](https://godoc.org/github.com/gorilla/securecookie) +[](https://sourcegraph.com/github.com/gorilla/securecookie?badge) -securecookie encodes and decodes authenticated and optionally encrypted + + +securecookie encodes and decodes authenticated and optionally encrypted cookie values. Secure cookies can't be forged, because their values are validated using HMAC. @@ -33,7 +36,10 @@ to not use encryption. If set, the length must correspond to the block size of the encryption algorithm. For AES, used by default, valid lengths are 16, 24, or 32 bytes to select AES-128, AES-192, or AES-256. -Strong keys can be created using the convenience function GenerateRandomKey(). +Strong keys can be created using the convenience function +`GenerateRandomKey()`. Note that keys created using `GenerateRandomKey()` are not +automatically persisted. New keys will be created when the application is +restarted, and previously issued cookies will not be able to be decoded. Once a SecureCookie instance is set, use it to encode a cookie value: @@ -75,6 +81,64 @@ registered first using gob.Register(). For basic types this is not needed; it works out of the box. An optional JSON encoder that uses `encoding/json` is available for types compatible with JSON. +### Key Rotation +Rotating keys is an important part of any security strategy. The `EncodeMulti` and +`DecodeMulti` functions allow for multiple keys to be rotated in and out. +For example, let's take a system that stores keys in a map: + +```go +// keys stored in a map will not be persisted between restarts +// a more persistent storage should be considered for production applications. +var cookies = map[string]*securecookie.SecureCookie{ + "previous": securecookie.New( + securecookie.GenerateRandomKey(64), + securecookie.GenerateRandomKey(32), + ), + "current": securecookie.New( + securecookie.GenerateRandomKey(64), + securecookie.GenerateRandomKey(32), + ), +} +``` + +Using the current key to encode new cookies: +```go +func SetCookieHandler(w http.ResponseWriter, r *http.Request) { + value := map[string]string{ + "foo": "bar", + } + if encoded, err := securecookie.EncodeMulti("cookie-name", value, cookies["current"]); err == nil { + cookie := &http.Cookie{ + Name: "cookie-name", + Value: encoded, + Path: "/", + } + http.SetCookie(w, cookie) + } +} +``` + +Later, decode cookies. Check against all valid keys: +```go +func ReadCookieHandler(w http.ResponseWriter, r *http.Request) { + if cookie, err := r.Cookie("cookie-name"); err == nil { + value := make(map[string]string) + err = securecookie.DecodeMulti("cookie-name", cookie.Value, &value, cookies["current"], cookies["previous"]) + if err == nil { + fmt.Fprintf(w, "The value of foo is %q", value["foo"]) + } + } +} +``` + +Rotate the keys. This strategy allows previously issued cookies to be valid until the next rotation: +```go +func Rotate(newCookie *securecookie.SecureCookie) { + cookies["previous"] = cookies["current"] + cookies["current"] = newCookie +} +``` + ## License BSD licensed. See the LICENSE file for details. diff --git a/vendor/github.com/gorilla/securecookie/fuzz.go b/vendor/github.com/gorilla/securecookie/fuzz.go deleted file mode 100644 index e4d0534e4..000000000 --- a/vendor/github.com/gorilla/securecookie/fuzz.go +++ /dev/null @@ -1,25 +0,0 @@ -// +build gofuzz - -package securecookie - -var hashKey = []byte("very-secret12345") -var blockKey = []byte("a-lot-secret1234") -var s = New(hashKey, blockKey) - -type Cookie struct { - B bool - I int - S string -} - -func Fuzz(data []byte) int { - datas := string(data) - var c Cookie - if err := s.Decode("fuzz", datas, &c); err != nil { - return 0 - } - if _, err := s.Encode("fuzz", c); err != nil { - panic(err) - } - return 1 -} diff --git a/vendor/github.com/gorilla/securecookie/securecookie.go b/vendor/github.com/gorilla/securecookie/securecookie.go index cd4e0976d..4d5ea860d 100644 --- a/vendor/github.com/gorilla/securecookie/securecookie.go +++ b/vendor/github.com/gorilla/securecookie/securecookie.go @@ -124,7 +124,7 @@ type Codec interface { // GenerateRandomKey(). It is recommended to use a key with 32 or 64 bytes. // // blockKey is optional, used to encrypt values. Create it using -// GenerateRandomKey(). The key length must correspond to the block size +// GenerateRandomKey(). The key length must correspond to the key size // of the encryption algorithm. For AES, used by default, valid lengths are // 16, 24, or 32 bytes to select AES-128, AES-192, or AES-256. // The default encoder used for cookie serialization is encoding/gob. @@ -141,7 +141,7 @@ func New(hashKey, blockKey []byte) *SecureCookie { maxLength: 4096, sz: GobEncoder{}, } - if hashKey == nil { + if len(hashKey) == 0 { s.err = errHashKeyNotSet } if blockKey != nil { @@ -286,7 +286,7 @@ func (s *SecureCookie) Encode(name string, value interface{}) (string, error) { b = encode(b) // 5. Check length. if s.maxLength != 0 && len(b) > s.maxLength { - return "", errEncodedValueTooLong + return "", fmt.Errorf("%s: %d", errEncodedValueTooLong, len(b)) } // Done. return string(b), nil @@ -310,7 +310,7 @@ func (s *SecureCookie) Decode(name, value string, dst interface{}) error { } // 1. Check length. if s.maxLength != 0 && len(value) > s.maxLength { - return errValueToDecodeTooLong + return fmt.Errorf("%s: %d", errValueToDecodeTooLong, len(value)) } // 2. Decode from base64. b, err := decode([]byte(value)) @@ -391,7 +391,7 @@ func verifyMac(h hash.Hash, value []byte, mac []byte) error { // encrypt encrypts a value using the given block in counter mode. // -// A random initialization vector (http://goo.gl/zF67k) with the length of the +// A random initialization vector ( https://en.wikipedia.org/wiki/Block_cipher_mode_of_operation#Initialization_vector_(IV) ) with the length of the // block size is prepended to the resulting ciphertext. func encrypt(block cipher.Block, value []byte) ([]byte, error) { iv := GenerateRandomKey(block.BlockSize()) @@ -408,7 +408,7 @@ func encrypt(block cipher.Block, value []byte) ([]byte, error) { // decrypt decrypts a value using the given block in counter mode. // // The value to be decrypted must be prepended by a initialization vector -// (http://goo.gl/zF67k) with the length of the block size. +// ( https://en.wikipedia.org/wiki/Block_cipher_mode_of_operation#Initialization_vector_(IV) ) with the length of the block size. func decrypt(block cipher.Block, value []byte) ([]byte, error) { size := block.BlockSize() if len(value) > size { @@ -506,6 +506,10 @@ func decode(value []byte) ([]byte, error) { // GenerateRandomKey creates a random key with the given length in bytes. // On failure, returns nil. // +// Note that keys created using `GenerateRandomKey()` are not automatically +// persisted. New keys will be created when the application is restarted, and +// previously issued cookies will not be able to be decoded. +// // Callers should explicitly check for the possibility of a nil return, treat // it as a failure of the system random number generator, and not continue. func GenerateRandomKey(length int) []byte { @@ -525,22 +529,21 @@ func GenerateRandomKey(length int) []byte { // // Example: // -// codecs := securecookie.CodecsFromPairs( -// []byte("new-hash-key"), -// []byte("new-block-key"), -// []byte("old-hash-key"), -// []byte("old-block-key"), -// ) -// -// // Modify each instance. -// for _, s := range codecs { -// if cookie, ok := s.(*securecookie.SecureCookie); ok { -// cookie.MaxAge(86400 * 7) -// cookie.SetSerializer(securecookie.JSONEncoder{}) -// cookie.HashFunc(sha512.New512_256) -// } -// } +// codecs := securecookie.CodecsFromPairs( +// []byte("new-hash-key"), +// []byte("new-block-key"), +// []byte("old-hash-key"), +// []byte("old-block-key"), +// ) // +// // Modify each instance. +// for _, s := range codecs { +// if cookie, ok := s.(*securecookie.SecureCookie); ok { +// cookie.MaxAge(86400 * 7) +// cookie.SetSerializer(securecookie.JSONEncoder{}) +// cookie.HashFunc(sha512.New512_256) +// } +// } func CodecsFromPairs(keyPairs ...[]byte) []Codec { codecs := make([]Codec, len(keyPairs)/2+len(keyPairs)%2) for i := 0; i < len(keyPairs); i += 2 { |