barman-cloud-wal-archive - Man Page

Archive PostgreSQL WAL files in the Cloud using archive_command

Synopsis

barman-cloud-wal-archive [Options] DESTINATION_URL SERVER_NAME WAL_PATH

Description

This script can be used in the archive_command of a PostgreSQL server to ship WAL files to the Cloud. Currently only AWS S3 is supported.

This script and Barman are administration tools for disaster recovery of PostgreSQL servers written in Python and maintained by 2ndQuadrant.

Positional Arguments

DESTINATION_URL

URL of the cloud destination, such as a bucket in AWS S3. For example: s3://BUCKET_NAME/path/to/folder (where BUCKET_NAME is the bucket you have created in AWS).

SERVER_NAME

the name of the server as configured in Barman.

WAL_PATH

the value of the `%p' keyword (according to `archive_command').

Options

-h, –help

show a help message and exit

-V, –version

show program’s version number and exit

-t, –test

test connectivity to the cloud destination and exit

-P, –profile

profile name (e.g. INI section in AWS credentials file)

-z, –gzip

gzip-compress the WAL while uploading to the cloud

-j, –bzip2

bzip2-compress the WAL while uploading to the cloud

-e ENCRYPT, –encrypt ENCRYPT

enable server-side encryption with the given method for the transfer. Allowed methods: AES256 and aws:kms.

–endpoint-url

override the default S3 URL construction mechanism by specifying an endpoint.

References

For Boto:

For AWS:

Dependencies

Exit Status

0

Success

Not zero

Failure

See Also

This script can be used in conjunction with pre_archive_retry_script to relay WAL files to S3, as follows:

pre_archive_retry_script = 'barman-cloud-wal-archive [*OPTIONS*] *DESTINATION_URL* ${BARMAN_SERVER} ${BARMAN_FILE}'

Bugs

Barman has been extensively tested, and is currently being used in several production environments. However, we cannot exclude the presence of bugs.

Any bug can be reported via the Github issue tracker.

Resources

Copying

Barman is the property of 2ndQuadrant Limited and its code is distributed under GNU General Public License v3.

Copyright (C) 2011-2020 2ndQuadrant Ltd - <http://www.2ndQuadrant.com/>.

Authors

2ndQuadrant <http://www.2ndQuadrant.com>.

Info

November 5, 2020 Barman User manuals Version 2.12