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S3cmd with Minio Server Slack

S3cmd is a CLI client for managing data in AWS S3, Google Cloud Storage or any cloud storage service provider that uses the s3 protocol. S3cmd is open source and is distributed under the GPLv2 license.

In this recipe we will learn how to configure and use S3cmd to manage data with Minio Server.

1. Prerequisites

Install Minio Server from here.

2. Installation

Install S3cmd from

3. Configuration

We will run S3cmd on

Access credentials shown in this example belong to These credentials are open to public. Feel free to use this service for testing and development. Replace with your own Minio keys in deployment.

Edit the following fields in your s3cmd configuration file ~/.s3cfg

# Setup endpoint
host_base =
host_bucket =
bucket_location = us-east-1
use_https = True

# Setup access keys
access_key =  Q3AM3UQ867SPQQA43P2F
secret_key = zuf+tfteSlswRu7BJ86wekitnifILbZam1KYY3TG

# Enable S3 v4 signature APIs
signature_v2 = False

4. Commands

To make a bucket

s3cmd mb s3://mybucket
Bucket 's3://mybucket/' created

To copy an object to bucket

s3cmd put newfile s3://testbucket
upload: 'newfile' -> 's3://testbucket/newfile'  

To copy an object to local system

s3cmd get s3://testbucket/newfile
download: 's3://testbucket/newfile' -> './newfile'

To sync local file/directory to a bucket

s3cmd sync newdemo s3://testbucket
upload: 'newdemo/newdemofile.txt' -> 's3://testbucket/newdemo/newdemofile.txt'

To sync bucket or object with local filesystem

s3cmd sync  s3://testbucket otherlocalbucket
download: 's3://testbucket/cat.jpg' -> 'otherlocalbucket/cat.jpg'

To list buckets

s3cmd ls s3://
2015-12-09 16:12  s3://testbbucket

To list contents inside bucket

s3cmd ls s3://testbucket/
                                      DIR   s3://testbucket/test/
2015-12-09 16:05    138504   s3://testbucket/newfile

To delete an object from bucket

s3cmd del s3://testbucket/newfile
delete: 's3://testbucket/newfile'

To delete a bucket

s3cmd rb s3://mybucket
Bucket 's3://mybucket/' removed

NOTE: The complete usage guide for S3cmd is available here.