mirror of
https://github.com/k3s-io/k3s.git
synced 2024-06-07 19:41:36 +00:00
02a5bee62f
* Move registries.yaml handling out to rancher/wharfie * Add system-default-registry support * Add CLI support for kubelet image credential providers Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
42 lines
1.2 KiB
Go
42 lines
1.2 KiB
Go
// Copyright 2018 Google LLC All Rights Reserved.
|
|
//
|
|
// 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 authn
|
|
|
|
type multiKeychain struct {
|
|
keychains []Keychain
|
|
}
|
|
|
|
// Assert that our multi-keychain implements Keychain.
|
|
var _ (Keychain) = (*multiKeychain)(nil)
|
|
|
|
// NewMultiKeychain composes a list of keychains into one new keychain.
|
|
func NewMultiKeychain(kcs ...Keychain) Keychain {
|
|
return &multiKeychain{keychains: kcs}
|
|
}
|
|
|
|
// Resolve implements Keychain.
|
|
func (mk *multiKeychain) Resolve(target Resource) (Authenticator, error) {
|
|
for _, kc := range mk.keychains {
|
|
auth, err := kc.Resolve(target)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if auth != Anonymous {
|
|
return auth, nil
|
|
}
|
|
}
|
|
return Anonymous, nil
|
|
}
|