From 6ff434b77ab6504a366ea21c53bcc863cb8c93b6 Mon Sep 17 00:00:00 2001
From: Khai Do <zaro0508@gmail.com>
Date: Mon, 16 Nov 2015 14:55:57 -0800
Subject: [PATCH] Add script to cleanup Gerrit 2.8 data

This script is very specific to the current state of our
Gerrit 2.8 DB and repository.  I'm not sure that it's useful
for anyone else or in any other situation.

Change-Id: Ifb8303b2a2841e2de1ee9f357db4b8341122655d
---
 tools/gerrit-2.8.4-cleanup.sh | 61 +++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100755 tools/gerrit-2.8.4-cleanup.sh

diff --git a/tools/gerrit-2.8.4-cleanup.sh b/tools/gerrit-2.8.4-cleanup.sh
new file mode 100755
index 0000000000..2baabc0ae9
--- /dev/null
+++ b/tools/gerrit-2.8.4-cleanup.sh
@@ -0,0 +1,61 @@
+#!/bin/bash
+# The purpose of this script is to cleanup a few miscellaneous projects in our
+# Gerrit 2.8.4  This script should be executed on Gerrit 2.8.4 data
+# (before upgrading to a newer version) and it should be run on review.o.o
+# with a user that has adequate permissions to do this stuff.
+#
+# To execute:
+#   ./gerrit-2.8.4-cleanup.sh $GERRIT_DB_USER $GERRIT_DB_PASSWORD
+
+DB_USER=$1
+DB_PASS=$2
+
+# Fix the following errors:
+# Reindexing changes: projects: 37% (292/786), 23% (54540/234931)(-)[2015-10-21 18:14:26,609]
+#     ERROR com.google.gerrit.server.index.Schema : error getting field tr of
+#     ChangeData{Change{253 (I62f965ca7f14f589e3b299ea46729efb68abd06f),
+#     dest=openstack/openstack-ci,refs/heads/master, status=M}}
+#     com.google.gwtorm.server.OrmException: org.eclipse.jgit.errors.RepositoryNotFoundException:
+#     repository not found: /home/ubuntu/gerrit_testsite/git/openstack/openstack-ci
+#     at com.google.gerrit.server.index.ChangeField$15.get(ChangeField.java:301)
+#
+# which is caused by a mistmatch from projects that exists in the gerrit db
+# but not in the review_site/git folder. This script will remove the mismatched
+# project from the Gerrit DB.
+
+# remove openstack/openstack-ci repo
+mysql -u$DB_USER -p$DB_PASS reviewdb -e "DELETE FROM account_project_watches WHERE project_name='openstack/openstack-ci';"
+mysql -u$DB_USER -p$DB_PASS reviewdb -e "DELETE FROM changes WHERE dest_project_name='openstack/openstack-ci';"
+mysql -u$DB_USER -p$DB_PASS reviewdb -e "DELETE FROM submodule_subscriptions WHERE submodule_project_name='openstack/openstack-ci';"
+
+# remove openstack-ci/gerrit-verification-status-plugin
+mysql -u$DB_USER -p$DB_PASS reviewdb -e "DELETE FROM account_project_watches WHERE project_name='openstack-ci/gerrit-verification-status-plugin';"
+mysql -u$DB_USER -p$DB_PASS reviewdb -e "DELETE FROM changes WHERE dest_project_name='openstack-ci/gerrit-verification-status-plugin';"
+mysql -u$DB_USER -p$DB_PASS reviewdb -e "DELETE FROM submodule_subscriptions WHERE submodule_project_name='openstack-ci/gerrit-verification-status-plugin';"
+
+# remove openstack/openstack-puppet
+mysql -u$DB_USER -p$DB_PASS reviewdb -e "DELETE FROM account_project_watches WHERE project_name='openstack/openstack-puppet';"
+mysql -u$DB_USER -p$DB_PASS reviewdb -e "DELETE FROM changes WHERE dest_project_name='openstack/openstack-puppet';"
+mysql -u$DB_USER -p$DB_PASS reviewdb -e "DELETE FROM submodule_subscriptions WHERE submodule_project_name='openstack/openstack-puppet';"
+
+
+# Fix a typo on a previous project rename:
+# Reference:
+#   openstack-attic/akanada -> openstack-attic/akanda
+#    (NEEDS GERRIT CHANGE, MANUAL CLEANUP)
+#  the patch was fine but the gerrit db commands had an error in the
+#  name in steps 5, 6 and 8:
+#  https://etherpad.openstack.org/p/project-renames-November-6-2015
+
+# 5. Update the database on review.openstack.org
+mysql -u$DB_USER -p$DB_PASS reviewdb -e "update account_project_watches set project_name='openstack-attic/akanda' where project_name='openstack-attic/akanada';"
+mysql -u$DB_USER -p$DB_PASS reviewdb -e "update changes set dest_project_name='openstack-attic/akanda', created_on=created_on where dest_project_name='openstack-attic/akanada';"
+
+# 6. Move both the Git repository and the mirror on review.openstack.org
+sudo mv ~gerrit2/review_site/git/{openstack-attic/akanada,openstack-attic/akanda}.git
+sudo mv /opt/lib/git/{openstack-attic/akanada,openstack-attic/akanda}.git
+
+# 8. Move the Git repository on git{01-08}.openstack.org (while the Lucene reindex is running):
+# This command should be run on the git servers (gitXX.openstack.org)
+echo '# Run this command on the git servers (gitXX.openstack.org)'
+echo 'sudo mv /var/lib/git/{openstack-attic/akanada,openstack-attic/akanda}.git'