The source for ec2-conssitent-snapshot has historically been available here:
For your convenience, it is now also available here:
You are welcome to fork ec2-consistent snapshot under the liberal terms of the Apache License, Version 2.0.
I welcome patch submissions, especially if:
The patch accomplishes a single enhancement or bug fix, changing as little as possible to accomplish the goals, while still performing appropriate error checks.
The patch includes relevant updates to the documentation.
The patch does not add functionality outside of the narrow goal of ec2-consistent-snapshot (initiate EBS snapshots with consistent filesystems and application data).
The patch is created against the latest version of the source.
I also recommend submitting a bug/feature in Launchpad.net to track adding the patch to ec2-consistent-snapshot:
Not all patches will be accepted, but you are encouraged to maintain forks on GitHub so that others can include your patches if they find them useful.
Two user-contributed patches have been incorporated (with minor adjustments) into ec2-consistent-snapshot with the latest release of version 0.43:
Ability to freeze multiple file systems by specifying –freeze-filesystem multiple times (thanks to Bobb Crosbie).
Ability to specify commands to run just before freezing the file system(s) and just after thawing the file systems (thanks to Craig Tracey).
The new release of ec2-consistent-snapshot is available in the Alestic PPA for easy installation and upgrading in Ubuntu. You can install it on Ubuntu using:
sudo add-apt-repository ppa:alestic && sudo apt-get update && sudo apt-get install -y ec2-consistent-snapshot
ec2-consistent-snapshot is usable on other Linux distros as long as you install dependencies like xfsprogs, perl, libnet-amazon-ec2-perl, libfile-slurp-perl, libwww-perl, libdigest-hmac-perl, libparams-validate-perl, libxml-simple-perl, libmoose-perl, libcrypt-ssleay-perl.