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Diffstat (limited to 'vendor/github.com/minio/minio-go/v7/pkg/credentials/chain.go')
-rw-r--r--vendor/github.com/minio/minio-go/v7/pkg/credentials/chain.go106
1 files changed, 0 insertions, 106 deletions
diff --git a/vendor/github.com/minio/minio-go/v7/pkg/credentials/chain.go b/vendor/github.com/minio/minio-go/v7/pkg/credentials/chain.go
deleted file mode 100644
index 5ef3597d1..000000000
--- a/vendor/github.com/minio/minio-go/v7/pkg/credentials/chain.go
+++ /dev/null
@@ -1,106 +0,0 @@
-/*
- * MinIO Go Library for Amazon S3 Compatible Cloud Storage
- * Copyright 2017 MinIO, Inc.
- *
- * 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 credentials
-
-// A Chain will search for a provider which returns credentials
-// and cache that provider until Retrieve is called again.
-//
-// The Chain provides a way of chaining multiple providers together
-// which will pick the first available using priority order of the
-// Providers in the list.
-//
-// If none of the Providers retrieve valid credentials Value, ChainProvider's
-// Retrieve() will return the no credentials value.
-//
-// If a Provider is found which returns valid credentials Value ChainProvider
-// will cache that Provider for all calls to IsExpired(), until Retrieve is
-// called again after IsExpired() is true.
-//
-// creds := credentials.NewChainCredentials(
-// []credentials.Provider{
-// &credentials.EnvAWSS3{},
-// &credentials.EnvMinio{},
-// })
-//
-// // Usage of ChainCredentials.
-// mc, err := minio.NewWithCredentials(endpoint, creds, secure, "us-east-1")
-// if err != nil {
-// log.Fatalln(err)
-// }
-type Chain struct {
- Providers []Provider
- curr Provider
-}
-
-// NewChainCredentials returns a pointer to a new Credentials object
-// wrapping a chain of providers.
-func NewChainCredentials(providers []Provider) *Credentials {
- return New(&Chain{
- Providers: append([]Provider{}, providers...),
- })
-}
-
-// RetrieveWithCredContext is like Retrieve with CredContext
-func (c *Chain) RetrieveWithCredContext(cc *CredContext) (Value, error) {
- for _, p := range c.Providers {
- creds, _ := p.RetrieveWithCredContext(cc)
- // Always prioritize non-anonymous providers, if any.
- if creds.AccessKeyID == "" && creds.SecretAccessKey == "" {
- continue
- }
- c.curr = p
- return creds, nil
- }
- // At this point we have exhausted all the providers and
- // are left without any credentials return anonymous.
- return Value{
- SignerType: SignatureAnonymous,
- }, nil
-}
-
-// Retrieve returns the credentials value, returns no credentials(anonymous)
-// if no credentials provider returned any value.
-//
-// If a provider is found with credentials, it will be cached and any calls
-// to IsExpired() will return the expired state of the cached provider.
-func (c *Chain) Retrieve() (Value, error) {
- for _, p := range c.Providers {
- creds, _ := p.Retrieve()
- // Always prioritize non-anonymous providers, if any.
- if creds.AccessKeyID == "" && creds.SecretAccessKey == "" {
- continue
- }
- c.curr = p
- return creds, nil
- }
- // At this point we have exhausted all the providers and
- // are left without any credentials return anonymous.
- return Value{
- SignerType: SignatureAnonymous,
- }, nil
-}
-
-// IsExpired will returned the expired state of the currently cached provider
-// if there is one. If there is no current provider, true will be returned.
-func (c *Chain) IsExpired() bool {
- if c.curr != nil {
- return c.curr.IsExpired()
- }
-
- return true
-}