Awsflow S3

Awsflow S3

Manage Amazon S3 buckets and objects through the awsflow S3Tool.

When to Use This Skill

Use this skill when the user:

• Asks about S3 buckets or objects
• Wants to list, upload, download, copy, or delete S3 objects
• Needs to inspect bucket configuration (encryption, versioning, lifecycle, etc.)
• Wants to query CSV/JSON/Parquet files with S3 Select SQL
• Wants to open the interactive S3 Explorer view
• Needs to check bucket policies, notifications, or replication settings
• Wants to create or delete buckets or update bucket settings

Tool: S3Tool

Execute S3 commands including bucket configuration. ALWAYS provide params object.

Commands

ListBuckets

List all S3 buckets in the account.

{ "command": "ListBuckets", "params": {} }

Parameters: None required.

ListObjectsV2

List objects in a bucket with optional prefix/delimiter filtering.

{ "command": "ListObjectsV2", "params": { "Bucket": "my-bucket", "Prefix": "data/", "Delimiter": "/", "MaxKeys": 100 } }

Parameters:

ListObjectVersions

List object versions in a versioning-enabled bucket.

{ "command": "ListObjectVersions", "params": { "Bucket": "my-bucket", "Prefix": "data/" } }

Parameters:

HeadBucket

Check if a bucket exists and you have access.

{ "command": "HeadBucket", "params": { "Bucket": "my-bucket" } }

Parameters:

HeadObject

Get metadata for an object without downloading it.

{ "command": "HeadObject", "params": { "Bucket": "my-bucket", "Key": "file.txt" } }

Parameters:

GetObject

Download or read an object's content.

{ "command": "GetObject", "params": { "Bucket": "my-bucket", "Key": "data.json", "AsText": true } }

Parameters:

PutObject

Upload content to an S3 object.

{ "command": "PutObject", "params": { "Bucket": "my-bucket", "Key": "data.json", "Body": "{\"key\":\"value\"}", "ContentType": "application/json" } }

Parameters:

DeleteObject

Delete an object from a bucket.

{ "command": "DeleteObject", "params": { "Bucket": "my-bucket", "Key": "old-file.txt" } }

Parameters:

CopyObject

Copy an object within or between buckets.

{ "command": "CopyObject", "params": { "Bucket": "dest-bucket", "Key": "dest-key.txt", "CopySource": "/source-bucket/source-key.txt" } }

Parameters:

SelectObjectContent

Query CSV/JSON/Parquet object content using SQL expressions.

{
  "command": "SelectObjectContent",
  "params": {
    "Bucket": "my-bucket",
    "Key": "data.csv",
    "Expression": "SELECT * FROM s3object s WHERE s.age > 30",
    "ExpressionType": "SQL",
    "InputSerialization": { "CSV": { "FileHeaderInfo": "USE" } },
    "OutputSerialization": { "JSON": {} }
  }
}

Parameters:

GetObjectAttributes

Get specific attributes of an object.

{ "command": "GetObjectAttributes", "params": { "Bucket": "my-bucket", "Key": "file.txt", "ObjectAttributes": ["ObjectSize", "StorageClass"] } }

Parameters:

GetObjectLegalHold

Get the legal hold status of an object.

{ "command": "GetObjectLegalHold", "params": { "Bucket": "my-bucket", "Key": "file.txt" } }

Parameters:

GetObjectRetention

Get the retention settings of an object.

{ "command": "GetObjectRetention", "params": { "Bucket": "my-bucket", "Key": "file.txt" } }

Parameters:

Bucket Configuration and Lifecycle Commands

CreateBucket

Create a new bucket.

{ "command": "CreateBucket", "params": { "Bucket": "my-new-bucket" } }

DeleteBucket

Delete an empty bucket.

{ "command": "DeleteBucket", "params": { "Bucket": "my-old-bucket" } }

PutBucketVersioning

Enable or suspend versioning.

{ "command": "PutBucketVersioning", "params": { "Bucket": "my-bucket", "VersioningConfiguration": { "Status": "Enabled" } } }

PutBucketEncryption

Set default bucket encryption.

{ "command": "PutBucketEncryption", "params": { "Bucket": "my-bucket", "ServerSideEncryptionConfiguration": { "Rules": [{ "ApplyServerSideEncryptionByDefault": { "SSEAlgorithm": "AES256" } }] } } }

PutBucketLifecycleConfiguration

Set lifecycle rules.

{ "command": "PutBucketLifecycleConfiguration", "params": { "Bucket": "my-bucket", "LifecycleConfiguration": { "Rules": [] } } }

PutBucketTagging

Set bucket tags.

{ "command": "PutBucketTagging", "params": { "Bucket": "my-bucket", "Tagging": { "TagSet": [{ "Key": "env", "Value": "prod" }] } } }

PutBucketPolicy

Set a bucket policy.

{ "command": "PutBucketPolicy", "params": { "Bucket": "my-bucket", "Policy": "{\"Version\":\"2012-10-17\",\"Statement\":[{\"Effect\":\"Allow\",\"Principal\":\"*\",\"Action\":[\"s3:GetObject\"],\"Resource\":[\"arn:aws:s3:::my-bucket/*\"]}]}" } }

DeleteBucketPolicy

Delete a bucket policy.

{ "command": "DeleteBucketPolicy", "params": { "Bucket": "my-bucket" } }

PutObjectTagging

Set object tags.

{ "command": "PutObjectTagging", "params": { "Bucket": "my-bucket", "Key": "file.txt", "Tagging": { "TagSet": [{ "Key": "type", "Value": "report" }] } } }

DeleteObjectTagging

Remove object tags.

{ "command": "DeleteObjectTagging", "params": { "Bucket": "my-bucket", "Key": "file.txt" } }

GetBucketLocation

Get the region where a bucket is located.

{ "command": "GetBucketLocation", "params": { "Bucket": "my-bucket" } }

Parameters:

GetBucketEncryption

Get the default encryption configuration.

{ "command": "GetBucketEncryption", "params": { "Bucket": "my-bucket" } }

Parameters:

GetBucketVersioning

Get the versioning state of a bucket.

{ "command": "GetBucketVersioning", "params": { "Bucket": "my-bucket" } }

Parameters:

GetBucketLifecycleConfiguration

Get lifecycle configuration rules.

{ "command": "GetBucketLifecycleConfiguration", "params": { "Bucket": "my-bucket" } }

Parameters:

GetBucketReplication

Get cross-region replication configuration.

{ "command": "GetBucketReplication", "params": { "Bucket": "my-bucket" } }

Parameters:

GetBucketLogging

Get server access logging configuration.

{ "command": "GetBucketLogging", "params": { "Bucket": "my-bucket" } }

Parameters:

GetBucketTagging

Get bucket tags.

{ "command": "GetBucketTagging", "params": { "Bucket": "my-bucket" } }

Parameters:

GetBucketCors

Get CORS configuration.

{ "command": "GetBucketCors", "params": { "Bucket": "my-bucket" } }

Parameters:

GetBucketWebsite

Get static website hosting configuration.

{ "command": "GetBucketWebsite", "params": { "Bucket": "my-bucket" } }

Parameters:

GetBucketAccelerateConfiguration

Get transfer acceleration configuration.

{ "command": "GetBucketAccelerateConfiguration", "params": { "Bucket": "my-bucket" } }

Parameters:

GetBucketRequestPayment

Get requester-pays configuration.

{ "command": "GetBucketRequestPayment", "params": { "Bucket": "my-bucket" } }

Parameters:

GetBucketPolicy

Get the bucket policy JSON.

{ "command": "GetBucketPolicy", "params": { "Bucket": "my-bucket" } }

Parameters:

GetBucketNotificationConfiguration

Get event notification configuration (triggers to SNS/SQS/Lambda).

{ "command": "GetBucketNotificationConfiguration", "params": { "Bucket": "my-bucket" } }

Parameters:

OpenS3Explorer

Open the interactive S3 Explorer view for a bucket.

{ "command": "OpenS3Explorer", "params": { "Bucket": "my-bucket", "Prefix": "data/" } }

Parameters:

Related Services

• S3 → SNS/SQS/Lambda: Use GetBucketNotificationConfiguration to see event notification targets
• S3 → CloudTrail: S3 data events are logged to CloudTrail, viewable in CloudWatch Logs
• S3 → Glue: Glue crawlers catalog S3 data; Glue jobs read/write S3
• S3 → EMR: EMR clusters use S3 for input/output data (EMRFS)
• S3 → CloudFormation: S3 buckets are commonly managed by CloudFormation stacks
• S3 → IAM: Bucket policies and IAM policies control access; use IAMTool SimulatePrincipalPolicy to test
• S3 File Operations: For bulk upload/download of files and folders, use the S3FileOperationsTool (see awsflow-s3-fileops skill)