55 lines
1.0 KiB
Go
55 lines
1.0 KiB
Go
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package proxy
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import (
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"net/http"
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"net/url"
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"github.com/docker/distribution/registry/client/auth"
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)
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const tokenURL = "https://auth.docker.io/token"
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type userpass struct {
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username string
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password string
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}
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type credentials struct {
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creds map[string]userpass
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}
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func (c credentials) Basic(u *url.URL) (string, string) {
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up := c.creds[u.String()]
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return up.username, up.password
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}
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// ConfigureAuth authorizes with the upstream registry
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func ConfigureAuth(remoteURL, username, password string, cm auth.ChallengeManager) (auth.CredentialStore, error) {
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if err := ping(cm, remoteURL+"/v2/", "Docker-Distribution-Api-Version"); err != nil {
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return nil, err
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}
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creds := map[string]userpass{
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tokenURL: {
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username: username,
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password: password,
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},
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}
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return credentials{creds: creds}, nil
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}
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func ping(manager auth.ChallengeManager, endpoint, versionHeader string) error {
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resp, err := http.Get(endpoint)
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if err != nil {
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return err
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}
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defer resp.Body.Close()
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if err := manager.AddResponse(resp); err != nil {
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return err
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}
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return nil
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}
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