{"record":{"id":"b9ba6fde49f00ef9","repo":"Hmbown/CodeWhale","slug":"xai-oauth-lifecycle-lock-changed-repeatedly-while","errorCode":null,"errorMessage":"xAI OAuth lifecycle lock changed repeatedly while opening","messagePattern":"xAI OAuth lifecycle lock changed repeatedly while opening","errorType":"exception","errorClass":"anyhow::Error","httpStatus":null,"severity":"error","filePath":"crates/config/src/xai_credentials.rs","lineNumber":950,"sourceCode":"            let secured = (|| -> Result<()> {\n                validate_windows_file_shape(&file, &path)?;\n                secure_windows_owner_only_handle(&file, false)\n                    .context(\"securing a new xAI OAuth lifecycle lock\")?;\n                validate_owned_file_handle(&file, &path)?;\n                Ok(())\n            })();\n            if let Err(error) = secured {\n                let cleanup = mark_windows_file_handle_for_deletion(&file);\n                return match cleanup {\n                    Ok(()) => Err(error),\n                    Err(cleanup) => Err(error).context(format!(\n                        \"also failed to delete the empty lifecycle lock: {cleanup:#}\"\n                    )),\n                };\n            }\n            return Ok(file);\n        }\n        bail!(\"xAI OAuth lifecycle lock changed repeatedly while opening\")\n    }\n\n    fn write_owned_file(&self, name: &str, bytes: &[u8], allow_replace: bool) -> Result<()> {\n        let path = self.directory.join(name);\n        if let Some(existing) = self.open_owned_file_for_read(name)? {\n            anyhow::ensure!(\n                allow_replace,\n                \"refusing to replace an existing xAI OAuth generation\"\n            );\n            drop(existing);\n        }\n        let mut temporary = tempfile::NamedTempFile::new_in(&self.directory)\n            .context(\"creating private xAI OAuth temporary file\")?;\n        let temporary_path = temporary.path().to_path_buf();\n        let security_handle =\n            reopen_windows_file_for_owner_security(temporary.as_file(), &temporary_path)?;\n        secure_windows_owner_only_handle(&security_handle, false)\n            .context(\"securing a new xAI OAuth temporary file before writing credentials\")?;","sourceCodeStart":932,"sourceCodeEnd":968,"githubUrl":"https://github.com/Hmbown/CodeWhale/blob/0c42157ee52f9d55af2b506d71b46249910f77d3/crates/config/src/xai_credentials.rs#L932-L968","documentation":"Thrown on Windows when the xAI OAuth lifecycle lock open loop gives up: the code repeatedly tries to create/open the empty lock file, and if the file keeps changing state between attempts (created, secured, then observed different), it bails after exhausting the loop rather than risking operating on a lock it does not own. It is contention/interference detection, not corruption of credentials.","triggerScenarios":"Two or more codewhale processes on Windows performing xAI OAuth lifecycle operations (login/refresh) against the same CODEWHALE_HOME at the same time; antivirus, indexing, or sync software repeatedly touching the empty lock file in the credentials directory during the open window.","commonSituations":"Scheduled task and interactive session both refreshing credentials; CI agents sharing a home directory; aggressive real-time scanners recreating/locking small files.","solutions":["Retry the operation once contention subsides — this error is transient by nature","Serialize credential lifecycle operations so only one process refreshes at a time (lock in your job scheduler)","Exclude the credentials directory from antivirus real-time scanning and file sync, and give parallel jobs separate CODEWHALE_HOME roots"],"exampleFix":null,"handlingStrategy":"retry","validationCode":null,"typeGuard":null,"tryCatchPattern":"const MAX_ATTEMPTS: usize = 3;\nfor attempt in 1..=MAX_ATTEMPTS {\n    match run_oauth_lifecycle_op() {\n        Ok(v) => break Ok(v),\n        Err(err) if err.to_string().contains(\"changed repeatedly\") && attempt < MAX_ATTEMPTS => {\n            tokio::time::sleep(std::time::Duration::from_millis(250 * attempt as u64)).await;\n            continue;\n        }\n        Err(err) => break Err(err),\n    }\n}","preventionTips":["Serialize login/refresh jobs with an outer scheduler lock so lock contention cannot happen","Exclude the credentials directory from antivirus real-time scanning and file sync on Windows","Give each concurrent job its own CODEWHALE_HOME"],"tags":["rust","windows","file-lock","concurrency","oauth"],"backgroundTag":"file-lock-contention","analyzedSha":"0c42157ee52f9d55af2b506d71b46249910f77d3","analyzedAt":"2026-08-20T21:50:45.477Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-14T05:17:10.506Z"}