73 lines
1.9 KiB
Go
73 lines
1.9 KiB
Go
package application
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import (
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"context"
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"encoding/json"
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"io"
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"net/http"
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"net/url"
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"strings"
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)
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type TokenResponse struct {
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AccessToken string `json:"access_token"`
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IDToken string `json:"id_token"`
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}
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const JWTUsername = "goauthentik.io/token"
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func (a *Application) attemptBasicAuth(username, password string) *Claims {
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if username == JWTUsername {
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res := a.attemptBearerAuth(password)
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if res != nil {
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return &res.Claims
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}
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}
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values := url.Values{
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"grant_type": []string{"client_credentials"},
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"client_id": []string{a.oauthConfig.ClientID},
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"username": []string{username},
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"password": []string{password},
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"scope": []string{strings.Join(a.oauthConfig.Scopes, " ")},
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}
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req, err := http.NewRequest("POST", a.endpoint.TokenURL, strings.NewReader(values.Encode()))
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if err != nil {
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a.log.WithError(err).Warning("failed to create token request")
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return nil
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}
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req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
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res, err := a.httpClient.Do(req)
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if err != nil || res.StatusCode > 200 {
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b, err := io.ReadAll(res.Body)
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if err != nil {
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b = []byte(err.Error())
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}
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a.log.WithError(err).WithField("body", string(b)).Warning("failed to send token request")
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return nil
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}
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var token TokenResponse
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err = json.NewDecoder(res.Body).Decode(&token)
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if err != nil {
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a.log.WithError(err).Warning("failed to parse token response")
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return nil
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}
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// Parse and verify ID Token payload.
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idToken, err := a.tokenVerifier.Verify(context.Background(), token.IDToken)
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if err != nil {
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a.log.WithError(err).Warning("failed to verify token")
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return nil
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}
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// Extract custom claims
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var claims *Claims
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if err := idToken.Claims(&claims); err != nil {
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a.log.WithError(err).Warning("failed to convert token to claims")
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return nil
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}
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if claims.Proxy == nil {
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claims.Proxy = &ProxyClaims{}
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}
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claims.RawToken = token.IDToken
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return claims
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}
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