mirror of
https://github.com/ossf/scorecard.git
synced 2024-09-20 05:27:12 +03:00
59 lines
1.8 KiB
Go
59 lines
1.8 KiB
Go
// Copyright 2021 OpenSSF Scorecard Authors
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package roundtripper
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import (
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"fmt"
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"net/http"
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"go.opencensus.io/tag"
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"github.com/ossf/scorecard/v4/clients/githubrepo/roundtripper/tokens"
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githubstats "github.com/ossf/scorecard/v4/clients/githubrepo/stats"
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)
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// makeGitHubTransport wraps input RoundTripper with GitHub authorization logic.
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func makeGitHubTransport(innerTransport http.RoundTripper, accessor tokens.TokenAccessor) http.RoundTripper {
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return &githubTransport{
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innerTransport: innerTransport,
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tokens: accessor,
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}
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}
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// githubTransport handles authorization using GitHub personal access tokens (PATs) during HTTP requests.
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type githubTransport struct {
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innerTransport http.RoundTripper
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tokens tokens.TokenAccessor
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}
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func (gt *githubTransport) RoundTrip(r *http.Request) (*http.Response, error) {
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id, token := gt.tokens.Next()
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defer gt.tokens.Release(id)
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ctx, err := tag.New(r.Context(), tag.Upsert(githubstats.TokenIndex, fmt.Sprint(id)))
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if err != nil {
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return nil, fmt.Errorf("error updating context: %w", err)
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}
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*r = *r.WithContext(ctx)
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r.Header.Add("Authorization", fmt.Sprintf("Bearer %s", token))
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resp, err := gt.innerTransport.RoundTrip(r)
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if err != nil {
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return nil, fmt.Errorf("error in HTTP: %w", err)
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}
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return resp, nil
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}
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