{"record":{"id":"3b05f6c3fcdb06b5","repo":"Hmbown/CodeWhale","slug":"restoring-retired-xai-oauth-file-path","errorCode":null,"errorMessage":"restoring retired xAI OAuth file {path}","messagePattern":"restoring retired xAI OAuth file (.+?)","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"crates/config/src/xai_credentials.rs","lineNumber":518,"sourceCode":"    /// overwritten.\n    pub fn rollback(self, store: &XaiOAuthCredentialStore) -> Result<()> {\n        #[cfg(windows)]\n        {\n            let _ = store;\n            Ok(())\n        }\n        #[cfg(not(windows))]\n        {\n            let mut first_error = None;\n            for (original, tombstone) in self.retired.into_iter().rev() {\n                let result = store.rename_raw(&tombstone, &original).with_context(|| {\n                    format!(\n                        \"restoring retired xAI OAuth file {}\",\n                        crate::quote_os_path(&store.directory.join(original))\n                    )\n                });\n                if result.is_err() && first_error.is_none() {\n                    first_error = result.err();\n                }\n            }\n            if let Some(error) = first_error {\n                return Err(error);\n            }\n            Ok(())\n        }\n    }\n\n    /// Permanently remove retired bytes after the replacement config commits.\n    pub fn commit(self, store: &XaiOAuthCredentialStore) -> Result<usize> {\n        let mut removed = 0;\n        for (_original, _tombstone) in self.retired {\n            #[cfg(windows)]\n            let target = _original;\n            #[cfg(not(windows))]\n            let target = _tombstone;\n            if store.remove_raw(&target)? {","sourceCodeStart":500,"sourceCodeEnd":536,"githubUrl":"https://github.com/Hmbown/CodeWhale/blob/433685b2024e7bc4c99e1e2e326bcad39b4d9d65/crates/config/src/xai_credentials.rs#L500-L536","documentation":"In crates/config/src/xai_credentials.rs, the public rollback routine (called by stage_revocation and mark_running_if_pending_with) logs \"restoring retired xAI OAuth file {path}\" for each backup file it reinstates, and returns the first error encountered when any restore fails. This error means the staged revocation/credential update could not be fully undone: the retired OAuth credential file could not be restored to its original path.","triggerScenarios":"Calling stage_revocation or mark_running_if_pending_with whose later steps fail and trigger rollback, when the backup file was deleted, moved, or locked, or the target directory became unwritable, so restoring the retired file fails (the first such error is surfaced).","commonSituations":"Antivirus or backup software holding the credentials file open; running as a user without write access to the config directory; another codewhale process concurrently mutating the same xAI credentials store; disk-full during the restore write.","solutions":["Read the returned error for the failing path, close any process locking that file (check with lsof/fuser), and re-run the operation.","Ensure the config directory is writable by the current user (ls -la the xAI credentials directory).","Stop concurrent codewhale processes that may be staging credential changes, then retry.","If the retired file is genuinely gone, restore the credentials manually (re-authenticate with xAI) to rebuild a consistent store."],"exampleFix":"// before: ignoring rollback failure leaves the store inconsistent\nlet _ = store.rollback();\n\n// after: surface and handle rollback failure explicitly\nif let Err(e) = store.rollback() {\n    eprintln!(\"xAI credential rollback failed: {e}; re-authenticating\");\n    xai::reauthenticate(&store)?;\n}","handlingStrategy":"try-catch","validationCode":"// Ensure the xAI credentials directory is writable and unlocked before staging\nlet dir = store.directory\nlet writable = access(dir.to_string_lossy().as_ptr(), W_OK) == 0;","typeGuard":null,"tryCatchPattern":"match store.rollback() {\n    Ok(()) => {}\n    Err(e) => {\n        eprintln!(\"xAI credential rollback failed: {e}\");\n        xai::reauthenticate(&store)?; // rebuild a consistent store\n    }\n}","preventionTips":["Run only one process that stages xAI credential changes at a time.","Grant the process write access to the config directory.","Exclude the credentials directory from antivirus/backup file locking.","Keep enough free disk space for the restore write."],"tags":["oauth","credentials","rust","rollback","filesystem"],"backgroundTag":"oauth-token-exchange-failed","analyzedSha":"433685b2024e7bc4c99e1e2e326bcad39b4d9d65","analyzedAt":"2026-09-15T12:24:24.634Z","contentChangedAt":"2026-09-15T12:24:24.634Z","schemaVersion":2},"datasetVersion":"2026-09-22T11:17:16.035Z"}