{"record":{"id":"f330d025487e5c51","repo":"router-for-me/CLIProxyAPI","slug":"xai-device-token-request-failed-w","errorCode":null,"errorMessage":"xai device token request failed: %w","messagePattern":"xai device token request failed: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"internal/auth/xai/xai.go","lineNumber":273,"sourceCode":"// exchangeDeviceCode attempts to exchange a device code for tokens.\n// Returns (token, error, nextInterval, shouldContinue).\nfunc (a *XAIAuth) exchangeDeviceCode(ctx context.Context, tokenEndpoint, deviceCode string, interval time.Duration) (*TokenData, error, time.Duration, bool) {\n\tform := url.Values{\n\t\t\"grant_type\":  {DeviceCodeGrantType},\n\t\t\"device_code\": {strings.TrimSpace(deviceCode)},\n\t\t\"client_id\":   {ClientID},\n\t}\n\n\treq, err := http.NewRequestWithContext(ctx, http.MethodPost, strings.TrimSpace(tokenEndpoint), strings.NewReader(form.Encode()))\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"xai device token: create request: %w\", err), interval, false\n\t}\n\treq.Header.Set(\"Content-Type\", \"application/x-www-form-urlencoded\")\n\treq.Header.Set(\"Accept\", \"application/json\")\n\n\tresp, err := a.httpClient.Do(req)\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"xai device token request failed: %w\", err), interval, false\n\t}\n\tdefer func() {\n\t\tif errClose := resp.Body.Close(); errClose != nil {\n\t\t\tlog.Errorf(\"xai device token: close response body error: %v\", errClose)\n\t\t}\n\t}()\n\n\tbody, err := io.ReadAll(resp.Body)\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"xai device token: read response: %w\", err), interval, false\n\t}\n\n\tvar payload struct {\n\t\tError            string `json:\"error\"`\n\t\tErrorDescription string `json:\"error_description\"`\n\t\tAccessToken      string `json:\"access_token\"`\n\t\tRefreshToken     string `json:\"refresh_token\"`\n\t\tIDToken          string `json:\"id_token\"`","sourceCodeStart":255,"sourceCodeEnd":291,"githubUrl":"https://github.com/router-for-me/CLIProxyAPI/blob/78f0c4079e3e6273d65d03b5549cffc898703264/internal/auth/xai/xai.go#L255-L291","documentation":"The HTTP round trip for the token exchange failed at the transport level (a.httpClient.Do error). The request was built fine but never completed: DNS failure, connection refused/reset, TLS error, or the bound context being cancelled mid-request.","triggerScenarios":"POST to the token endpoint failing at network level: no route to host, DNS resolution failure for the xAI auth domain, TLS handshake error, proxy blocking the request, or ctx cancellation during Do.","commonSituations":"Corporate proxy/firewall blocking the auth domain; DNS outage; self-signed MITM proxy not in the trust store; transient network blips during a long poll loop.","solutions":["Retry the flow with a fresh device code — transient network errors are common during polling","Check connectivity to the token endpoint host (curl, DNS lookup) from the same environment","Configure the httpClient used by XAIAuth with proxy settings or a custom CA bundle if behind a proxy","Ensure the ctx passed in is not already cancelled"],"exampleFix":null,"handlingStrategy":"retry","validationCode":null,"typeGuard":null,"tryCatchPattern":"tokenData, err := auth.WaitForAuthorization(ctx, deviceCode)\nif err != nil {\n    var netErr net.Error\n    if errors.As(err, &netErr) || strings.Contains(err.Error(), \"device token request failed\") {\n        // transient transport failure: restart flow with backoff\n        time.Sleep(backoff)\n        return restartDeviceFlow(ctx)\n    }\n    return err\n}","preventionTips":["Wrap the whole device flow in a bounded retry with exponential backoff","Configure proxy and CA settings on the httpClient used by XAIAuth in locked-down networks","Verify DNS/egress to the auth domain before launching interactive login"],"tags":["network","xai","auth","http"],"backgroundTag":null,"analyzedSha":"78f0c4079e3e6273d65d03b5549cffc898703264","analyzedAt":"2026-08-15T12:26:37.444Z","schemaVersion":2},"datasetVersion":"2026-08-15T22:17:37.221Z"}