{"record":{"id":"f3635c3c71fe2e8f","repo":"windmill-labs/windmill","slug":"the-provided-value-for-mode-is-too-big-make-sur","errorCode":null,"errorMessage":"The provided value for `mode` is too big. Make sure that you are using the octal prefix (0o), e.g. `mode: 0o644`","messagePattern":"The provided value for `mode` is too big\\. Make sure that you are using the octal prefix \\(0o\\), e\\.g\\. `mode: 0o644`","errorType":"validation","errorClass":null,"httpStatus":null,"severity":"error","filePath":"backend/parsers/windmill-parser-yaml/src/lib.rs","lineNumber":821,"sourceCode":"                        u32::from_str_radix(&s[2..], 2)\n                    } else if s.starts_with(\"0o\") {\n                        u32::from_str_radix(&s[2..], 8)\n                    } else if s.starts_with(\"0\") {\n                        u32::from_str_radix(&s[1..], 8)\n                    } else {\n                        u32::from_str_radix(s, 8)\n                    };\n\n                    val.map_err(|e| anyhow!(\"Error parsing permission mode value {s}: {e}\"))?\n                }\n                _ => {\n                    return Err(anyhow!(\"Invalid field in `mode`, expected integer like 0o644\"));\n                }\n            };\n            if mode_val <= 0o777 {\n                mode = Some(mode_val);\n            } else {\n                return Err(anyhow!(\"The provided value for `mode` is too big. Make sure that you are using the octal prefix (0o), e.g. `mode: 0o644`\"));\n            }\n        }\n\n        if let Some(Yaml::String(resource_path)) = f.get(&Yaml::String(\"resource\".to_string())) {\n            return Ok(FileResource {\n                resource_path: ResourceOrVariablePath::Resource(resource_path.clone()),\n                target_path,\n                mode,\n            });\n        }\n        if let Some(Yaml::String(resource_path)) = f.get(&Yaml::String(\"variable\".to_string())) {\n            return Ok(FileResource {\n                resource_path: ResourceOrVariablePath::Variable(resource_path.clone()),\n                target_path,\n                mode,\n            });\n        }\n        return Err(anyhow!(","sourceCodeStart":803,"sourceCodeEnd":839,"githubUrl":"https://github.com/windmill-labs/windmill/blob/e474e8803ce2ff5c2df09a58dab51d45f5c922ca/backend/parsers/windmill-parser-yaml/src/lib.rs#L803-L839","documentation":"The `mode` value in a file resource must be a Unix permission value that fits in 0o0–0o777. This error is thrown when the parsed value exceeds 0o777, almost always because an integer like `644` or `755` was given as a decimal number instead of octal notation — decimal 644 is a valid number but semantically the user meant 0o644.","triggerScenarios":"parse_file_resource with `mode: 644` (parsed as decimal 644 > 511) or `mode: 755`, or a string like \"0o1777\"/\"1000\" that parses to a value above 0o777. Also `mode: 0b1111111111` (binary > 0o777).","commonSituations":"Writing `mode: 644` without the `0o` prefix — the single most common mistake; YAML parsers drop leading zeros so `0644` also becomes decimal 644; copying permission modes that include setuid/sticky bits (e.g. 1777) which the parser rejects.","solutions":["Prefix the value with `0o` and quote it: `mode: \"0o644\"`.","Alternatively use the decimal equivalent as an integer: 0o644 = 420, so `mode: 420`.","If you need setuid/sticky bits (e.g. 1777), this parser rejects them — keep the mode within 0o777 or set permissions outside Windmill.","Verify by converting: `printf '%o' 644` shows what the parser actually saw (decimal 644 = octal 1204, which is why it fails)."],"exampleFix":"// before\nmode: 644\n// after\nmode: \"0o644\"","handlingStrategy":"validation","validationCode":"fn validate_mode_value(raw: &str) -> Result<(), String> {\n    let v = if let Some(o) = raw.strip_prefix(\"0o\") { u32::from_str_radix(o, 8) }\n        else if let Some(b) = raw.strip_prefix(\"0b\") { u32::from_str_radix(b, 2) }\n        else { u32::from_str_radix(raw, 8) };\n    match v {\n        Ok(m) if m <= 0o777 => Ok(()),\n        Ok(m) => Err(format!(\"mode {m} > 0o777; add the 0o prefix?\")),\n        Err(e) => Err(e.to_string()),\n    }\n}","typeGuard":"fn fits_unix_mode(n: u32) -> bool { n <= 0o777 }","tryCatchPattern":"match deploy(yaml) {\n    Err(e) if e.to_string().contains(\"mode` is too big\") => {\n        eprintln!(\"Use octal notation: mode: \\\"0o644\\\" (decimal 644 is rejected)\\n{e}\");\n    }\n    other => other,\n}","preventionTips":["Always prefix modes with 0o and quote them: mode: \"0o755\"","Remember decimal 644 != octal 0o644 (0o644 = 420 decimal)","YAML drops leading zeros: 0644 parses as decimal 644 — always use the 0o prefix","This parser rejects setuid/sticky bits; keep modes within 0o777"],"tags":["yaml","octal","file-permissions","ansible"],"backgroundTag":"invalid-file-permission-mode","analyzedSha":"e474e8803ce2ff5c2df09a58dab51d45f5c922ca","analyzedAt":"2026-09-03T12:38:19.024Z","contentChangedAt":"2026-09-03T12:38:19.024Z","schemaVersion":2},"datasetVersion":"2026-09-08T10:18:20.063Z"}