{"record":{"id":"b3c0b62736818a23","repo":"jackwener/OpenCLI","slug":"could-not-extract-csrf-token-from-barchart-com-ma","errorCode":null,"errorMessage":"Could not extract CSRF token from barchart.com. Make sure you are logged in.","messagePattern":"Could not extract CSRF token from barchart\\.com\\. Make sure you are logged in\\.","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"clis/barchart/flow.js","lineNumber":100,"sourceCode":"                strike: r.strikePrice,\n                expiration: r.expirationDate,\n                last: r.lastPrice,\n                volume: r.volume,\n                openInterest: r.openInterest,\n                volOiRatio: r.volumeOpenInterestRatio,\n                iv: r.volatility,\n              };\n            });\n          } catch(e) {}\n        }\n\n        return [];\n      })()\n    `);\n        if (!data)\n            return [];\n        if (data.error === 'no-csrf') {\n            throw new Error('Could not extract CSRF token from barchart.com. Make sure you are logged in.');\n        }\n        if (!Array.isArray(data))\n            return [];\n        return data.slice(0, limit).map(r => ({\n            symbol: r.symbol || '',\n            type: r.type || '',\n            strike: r.strike,\n            expiration: r.expiration ?? null,\n            last: r.last != null ? Number(Number(r.last).toFixed(2)) : null,\n            volume: r.volume,\n            openInterest: r.openInterest,\n            volOiRatio: r.volOiRatio != null ? Number(Number(r.volOiRatio).toFixed(2)) : null,\n            iv: r.iv != null ? Number(Number(r.iv).toFixed(2)) + '%' : null,\n        }));\n    },\n});\n","sourceCodeStart":82,"sourceCodeEnd":117,"githubUrl":"https://github.com/jackwener/OpenCLI/blob/49907e53dc3ade5c223ff0c4c2c2785687cec4e6/clis/barchart/flow.js#L82-L117","documentation":"The barchart flow command inspects the result of an in-browser evaluation that extracts Barchart's CSRF token. When the script reports error:'no-csrf', the CLI throws this Error because subsequent authenticated requests need that token. It is thrown when the token cannot be found in the page, almost always because the browser session is not logged in to barchart.com.","triggerScenarios":"Running a barchart command whose page-extraction script returns { error: 'no-csrf' } — i.e., the CSRF token element/variable was absent from the loaded page — while the command still proceeded to attempt an authenticated fetch.","commonSituations":"Not being logged in to barchart.com in the browser profile the CLI uses; session cookies expired; Barchart changed its page markup so the token extraction selector no longer matches; being redirected to a login or interstitial page instead of the expected page.","solutions":["Log in to barchart.com in the browser profile/session the CLI uses, then rerun the command.","Refresh expired Barchart session cookies or re-run the CLI's login/auth flow.","Open the target page manually to check whether Barchart is showing a login/consent interstitial and complete it.","If you are logged in and it still fails, inspect whether Barchart's markup changed and update the CSRF extraction logic."],"exampleFix":"// before\nconst data = await browserEval(script); // assumes logged in\n// after\nconst data = await browserEval(script);\nif (data && data.error === 'no-csrf') {\n  throw new Error('Not logged in to barchart.com — run the login flow first');\n}","handlingStrategy":"validation","validationCode":"// Verify a logged-in Barchart session before running commands that need CSRF\nconst res = await fetch('https://www.barchart.com/my/summary', { headers: { cookie: cookies } });\nif (!res.ok || /sign in/i.test(await res.text())) {\n  throw new Error('Barchart session not logged in — run login flow first');\n}","typeGuard":"function hasCsrf(data) {\n  return data !== null && typeof data === 'object' && data.error !== 'no-csrf';\n}","tryCatchPattern":"try {\n  const rows = await barchartFlow(limit);\n} catch (e) {\n  if (e.message.includes('CSRF token')) {\n    await barchartLogin(); // re-authenticate\n    return barchartFlow(limit);\n  }\n  throw e;\n}","preventionTips":["Log in to barchart.com in the browser profile the CLI automates before running commands","Refresh session cookies periodically; Barchart sessions expire","After Barchart site updates, re-check that the CSRF extraction still works"],"tags":["authentication","csrf","scraping","barchart"],"backgroundTag":"csrf-token-missing","analyzedSha":"49907e53dc3ade5c223ff0c4c2c2785687cec4e6","analyzedAt":"2026-08-29T08:14:47.543Z","schemaVersion":2},"datasetVersion":"2026-08-29T12:17:43.993Z"}