{"record":{"id":"508d757400d3f847","repo":"xai-org/grok-build","slug":"error-508d75","errorCode":null,"errorMessage":"{}","messagePattern":"\\{\\}","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"crates/codegen/xai-file-utils/src/s3.rs","lineNumber":566,"sourceCode":"        let results: Vec<prod_mc_cli_chat_proxy_types::BatchUploadResult> = futures::stream::iter(\n            files,\n        )\n        .map(|(path, content, content_type)| async move {\n            let size = content.len() as i64;\n            let bucket_owned = bucket.to_string();\n            let upload_result = if content.len() >= MULTIPART_THRESHOLD {\n                multipart_upload_bytes(client, bucket, &path, &content, &content_type).await\n            } else {\n                client\n                    .put_object()\n                    .bucket(bucket)\n                    .key(&path)\n                    .content_type(&content_type)\n                    .body(aws_sdk_s3::primitives::ByteStream::from(content))\n                    .send()\n                    .await\n                    .map(|_| ())\n                    .map_err(|e| anyhow::anyhow!(e))\n            };\n            match upload_result {\n                Ok(_) => prod_mc_cli_chat_proxy_types::BatchUploadResult {\n                    path,\n                    bucket: Some(bucket_owned),\n                    status: prod_mc_cli_chat_proxy_types::BatchUploadStatus::Ok,\n                    size: Some(size),\n                    generation: None,\n                    error: None,\n                },\n                Err(e) => {\n                    let error_msg = format!(\"{:#}\", e);\n                    tracing::warn!(path = %path, error = %error_msg, \"S3 batch upload item failed\");\n                    prod_mc_cli_chat_proxy_types::BatchUploadResult {\n                        path,\n                        bucket: Some(bucket_owned),\n                        status: prod_mc_cli_chat_proxy_types::BatchUploadStatus::Error,\n                        size: None,","sourceCodeStart":548,"sourceCodeEnd":584,"githubUrl":"https://github.com/xai-org/grok-build/blob/bc7f02eddd3d84085849dc19ed216f11c23b0571/crates/codegen/xai-file-utils/src/s3.rs#L548-L584","documentation":"In batch_upload (public), each per-key S3 PutObject send() is mapped with anyhow::anyhow!(e), so any S3 SDK error surfaces with the SDK's Display message verbatim as message=\"{}\". This wraps failures such as access denied, missing bucket, network errors, or oversized payloads for a single path in the batch.","triggerScenarios":"S3 PutObject failing for a given key/bucket: wrong bucket name, missing put_object permission, nonexistent region/endpoint, payload exceeding size limits, or network failure during send().await.","commonSituations":"Misconfigured AWS credentials or region; bucket not existing in the configured region; IAM policy lacking s3:PutObject; corporate proxy blocking S3 endpoints; uploading a body larger than the allowed single-PUT limit.","solutions":["Read the inner SDK error text to identify the S3 failure code (e.g. NoSuchBucket, AccessDenied) and fix the corresponding config.","Verify bucket name, region, and endpoint configuration passed to batch_upload.","Check AWS credentials and IAM permissions include s3:PutObject on the target bucket.","Add per-item retry or pre-check content size before issuing the PutObject."],"exampleFix":null,"handlingStrategy":"try-catch","validationCode":"// Pre-flight S3 config before batch_upload\nassert!(!bucket.is_empty(), \"bucket must be set\");\nassert!(content.len() <= 5 * 1024 * 1024 * 1024, \"single PUT too large\");\n// credentials/region resolved by aws_config::load_from_env() in main","typeGuard":null,"tryCatchPattern":"// Surface per-path batch failures with context\nmatch batch_upload(&client, &bucket, items).await {\n    Ok(results) => for r in results {\n        if r.status != BatchUploadStatus::Ok {\n            eprintln!(\"upload failed for {}: check S3 config/permissions\", r.path);\n        }\n    },\n    Err(e) => eprintln!(\"S3 upload failed: {e:#}\"),\n}","preventionTips":["Verify bucket name, region, and endpoint before running batches.","Ensure IAM policy grants s3:PutObject on the target bucket/prefix.","Validate credentials are present and non-expired in the environment.","Keep individual object sizes within S3 single-PUT limits."],"tags":["rust","aws-s3","batch-upload","network"],"backgroundTag":"s3-upload-failed","analyzedSha":"bc7f02eddd3d84085849dc19ed216f11c23b0571","analyzedAt":"2026-08-31T04:59:42.031Z","schemaVersion":2},"datasetVersion":"2026-08-31T09:17:48.483Z"}