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phorge-phorge/src/infrastructure/storage/management
epriestley 924b135d31 Add a storage renamespace for mangling SQL dumpfiles into a new namespace
Summary:
Ref T7149. When users give us dumpfiles for import, they will almost inevitably use the `phabricator` namespace. They need to be renamed to use an instance namespace.

We can do this either by:

  - importing the data first, then renaming; or
  - renaming first, then importing.

This implements the second one, basically `storage renamespace --in dump.sql --from phabricator --to instancename > instance.sql`.

Renaming first is a little hackier since we have to `preg_match()` a SQL dump file, but I think it's better overall:

  - With only one database, it lets you dump/import without downtime.
  - If you have development stuff in a development environment in the `phabricator` namespace, you don't have to move it aside to do an import.
  - No possibility that two people doing an import at the same time on the same box will collide with each other.
  - You can do the rename once and then repeat the import process with the renamed dump more easily.
  - No tricky stuff with modern Phabricator running against an old dump and the database names not matching up.

None of this is super important, but it just makes large dumps a bit easier to work with, and the dumpfile format is regular enough that this seems unlikely to ever really not work.

Test Plan: Renamespaced a dump, did a `diff -u`, saw all the relevant parts changed (and only those parts changed).

Reviewers: btrahan

Reviewed By: btrahan

Subscribers: epriestley

Maniphest Tasks: T7149

Differential Revision: https://secure.phabricator.com/D12105
2015-03-17 18:29:01 -07:00
..
workflow Add a storage renamespace for mangling SQL dumpfiles into a new namespace 2015-03-17 18:29:01 -07:00
PhabricatorStorageManagementAPI.php Fix quickstart.sql for old MySQL 2015-03-02 09:57:38 -08:00
PhabricatorStoragePatch.php Mark dead databases as "dead" and don't dump, probe, or list them 2013-07-19 11:07:29 -07:00