git migration scheduled for 11 March 2014

[Mark Côté]

One correction: we will also be mirroring changes to the bugzilla/qa and
bmo/qa branches from git to bzr.

Mark


On 2/16/2014, 12:41 AM, Mark Côté wrote:
> Hi all, I got IT's go-ahead to perform the bzr-to-git migration of
> Bugzilla and related code from bzr.mozilla.org to git.mozilla.org on
> Tuesday, 11 March 2014, starting at 17:00 UTC.  At this time, all Bazaar
> branches on bzr.mozilla.org will be made read-only (aside from a few
> admin accounts), and the migration to git repos on git.mozilla.org will
> commence.  It should take around 1.5 hours to migrate everything, after
> which point write access will be enabled on the git repos for all users
> previously authorized on bzr.mozilla.org.  A script will periodically
> mirror changes from git to bzr for all currently supported Bugzilla
> branches (4.0, 4.2, and 4.4).  Changes will not be mirrored for any
> other branches of Bugzilla nor any other related branches (extensions,
> misc, etc.).
> 
> We will start mirroring changes to read-only repos on GitHub at some
> point (to be determined) after the migration to git.mozilla.org.
> git.mozilla.org will remain the repository of record, meaning the only
> place to which changes should be committed by developers.  All
> mirroring, e.g. to GitHub and bzr.mozilla.org, will be unidirectional.
> 
> We've already done one test migration; see http://git.mozilla.org.  It
> was successful aside from some missed file deletions, resulting in extra
> files on a handful of git repos after the migration.  I manually deleted
> the superfluous files after migration, and I also fixed the migration
> script to account for this oddity in Bazaar's fast-export output, so it
> won't happen during the real migration.
> 
> I would like to open up testing to all developers, starting with another
> complete, fresh migration, on Tuesday, 18 February 2014, around 17:00
> UTC.  To test the git-to-bzr mirroring script, we'll create a new
> branch, "migration-test", off of Bugzilla trunk and run the mirroring
> script on it after the migration.  We'll leave it running until the real
> migration, and I invite anyone with commit access to bzr.mozilla.org to
> commit changes to the test-migration branch on git and ensure that they
> are mirrored properly to bzr.
> 
> The full migration and testing plan, along with other details, is at
> https://wiki.mozilla.org/Bugzilla:Migrating_to_git.
> 
> Mark
> Manager of the bugzilla.mozilla.org development team
> 

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