53 lines
1.8 KiB
Go
53 lines
1.8 KiB
Go
/*
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Copyright 2014 Google Inc. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package union
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import (
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"net/http"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/auth/authenticator"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/auth/user"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/util/errors"
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)
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// unionAuthRequestHandler authenticates requests using a chain of authenticator.Requests
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type unionAuthRequestHandler []authenticator.Request
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// New returns a request authenticator that validates credentials using a chain of authenticator.Request objects
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func New(authRequestHandlers ...authenticator.Request) authenticator.Request {
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return unionAuthRequestHandler(authRequestHandlers)
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}
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// AuthenticateRequest authenticates the request using a chain of authenticator.Request objects. The first
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// success returns that identity. Errors are only returned if no matches are found.
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func (authHandler unionAuthRequestHandler) AuthenticateRequest(req *http.Request) (user.Info, bool, error) {
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var errlist []error
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for _, currAuthRequestHandler := range authHandler {
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info, ok, err := currAuthRequestHandler.AuthenticateRequest(req)
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if err != nil {
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errlist = append(errlist, err)
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continue
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}
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if ok {
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return info, true, nil
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}
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}
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return nil, false, errors.NewAggregate(errlist)
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}
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