Installation

See https://aws.amazon.com/cli/

On mac or linux: pip install awscli

Configuration

Configure for AWS. The key values do not matter.

$ aws configure
AWS Access Key ID [None]: any
AWS Secret Access Key [None]: any
Default region name [None]: us-east-1
Default output format [None]:

Also, make sure using AWS signature version 4:

$ aws configure set default.s3.signature_version s3v4

Execute commands

# list buckets
$ aws --endpoint-url http://localhost:8333 s3 ls
2019-01-02 01:59:25 newbucket
# list files inside the bucket
$ aws --endpoint-url http://localhost:8333 s3 ls s3://newbucket
2019-01-02 12:52:44       6804 password
# make a bucket
$ aws --endpoint-url http://localhost:8333 s3 mb s3://newbucket3
make_bucket: newbucket3
# add an object
$ aws --endpoint-url http://localhost:8333 s3 cp /etc/passwd s3://newbucket3
upload: ../../../../../etc/passwd to s3://newbucket3/passwd
# copy an object
$ aws --endpoint-url http://localhost:8333 s3 cp s3://newbucket3/passwd s3://newbucket3/passwd.txt
copy: s3://newbucket3/passwd to s3://newbucket3/passwd.txt
# remove an object
$ aws --endpoint-url http://localhost:8333 s3 rm s3://newbucket3/passd
delete: s3://newbucket3/passd
# remove a bucket
$ aws --endpoint-url http://localhost:8333 s3 rb s3://newbucket3
remove_bucket: newbucket3