From cd86b155042f6fca18c231b862d8e923eb38b441 Mon Sep 17 00:00:00 2001
From: Lars Wirzenius <lars.wirzenius@codethink.co.uk>
Date: Mon, 19 May 2014 16:20:53 +0000
Subject: Add GitLab backup automation

This adds a systemd timer unit to back up a GitLab instance every
four hours. The backup is placed as /home/git/gitlab-backup.tar and
it is expected Something Else retrieves that.
---
 gitlab-server/manifest                             |  3 +++
 .../usr/share/gitlab-install/backup-gitlab         | 22 ++++++++++++++++++++++
 .../systemd-units/gitlab-backup.service            | 11 +++++++++++
 .../systemd-units/gitlab-backup.timer              |  8 ++++++++
 gitlab-server/usr/share/gitlab-setup               |  2 +-
 5 files changed, 45 insertions(+), 1 deletion(-)
 create mode 100644 gitlab-server/usr/share/gitlab-install/backup-gitlab
 create mode 100644 gitlab-server/usr/share/gitlab-install/systemd-units/gitlab-backup.service
 create mode 100644 gitlab-server/usr/share/gitlab-install/systemd-units/gitlab-backup.timer

diff --git a/gitlab-server/manifest b/gitlab-server/manifest
index 8d1dae7a..7ac74744 100644
--- a/gitlab-server/manifest
+++ b/gitlab-server/manifest
@@ -1,5 +1,6 @@
 0100755 0 0 /usr/share/gitlab-setup
 0040755 0 0 /usr/share/gitlab-install
+0100755 0 0 /usr/share/gitlab-install/backup-gitlab
 0040755 0 0 /usr/share/gitlab-install/gitlab
 0040755 0 0 /usr/share/gitlab-install/gitlab/config
 0100644 0 0 /usr/share/gitlab-install/gitlab/config/gitlab.yml
@@ -32,3 +33,5 @@
 0100644 0 0 /usr/share/gitlab-install/systemd-units/nginx.service
 0100644 0 0 /usr/share/gitlab-install/systemd-units/postgres.service
 0100644 0 0 /usr/share/gitlab-install/systemd-units/redis.service
+0100644 0 0 /usr/share/gitlab-install/systemd-units/gitlab-backup.service
+0100644 0 0 /usr/share/gitlab-install/systemd-units/gitlab-backup.timer
diff --git a/gitlab-server/usr/share/gitlab-install/backup-gitlab b/gitlab-server/usr/share/gitlab-install/backup-gitlab
new file mode 100644
index 00000000..a6c3e3f5
--- /dev/null
+++ b/gitlab-server/usr/share/gitlab-install/backup-gitlab
@@ -0,0 +1,22 @@
+#!/bin/sh
+#
+# Run the gitlab backup script. The backup will be stored as
+# /home/git/gitlab-backup.tar . A separate backup host will need to
+# back that up.
+#
+# This script be run as the git user on a GitLab host.
+
+set -e
+
+export PATH=/usr/local/bin:/usr/bin:/bin
+
+cd /home/git/gitlab
+mkdir -p /home/git/gitlab/tmp/backups
+bundle exec rake gitlab:backup:create RAILS_ENV=production
+
+ls /home/git/gitlab/tmp/backups/[0-9]*.tar |
+tail -n1 |
+while read filename
+do
+    mv "$filename" /home/git/gitlab-backup.tar
+done
diff --git a/gitlab-server/usr/share/gitlab-install/systemd-units/gitlab-backup.service b/gitlab-server/usr/share/gitlab-install/systemd-units/gitlab-backup.service
new file mode 100644
index 00000000..967a65e3
--- /dev/null
+++ b/gitlab-server/usr/share/gitlab-install/systemd-units/gitlab-backup.service
@@ -0,0 +1,11 @@
+[Unit]
+Description=GitLab Backup Run
+After=postgres.service
+
+[Install]
+WantedBy=gitlab.target
+
+[Service]
+ExecStart=/usr/share/gitlab-install/backup-gitlab
+User=git
+Group=git
diff --git a/gitlab-server/usr/share/gitlab-install/systemd-units/gitlab-backup.timer b/gitlab-server/usr/share/gitlab-install/systemd-units/gitlab-backup.timer
new file mode 100644
index 00000000..1c2f57ba
--- /dev/null
+++ b/gitlab-server/usr/share/gitlab-install/systemd-units/gitlab-backup.timer
@@ -0,0 +1,8 @@
+[Unit]
+Description=GitLab Backup Timer
+
+[Install]
+WantedBy=gitlab.target
+
+[Timer]
+OnCalendar=*-*-* 00/4:00:00
diff --git a/gitlab-server/usr/share/gitlab-setup b/gitlab-server/usr/share/gitlab-setup
index 5c53c859..e1084a1b 100755
--- a/gitlab-server/usr/share/gitlab-setup
+++ b/gitlab-server/usr/share/gitlab-setup
@@ -100,5 +100,5 @@ cp /usr/share/gitlab-install/nginx.conf /etc/nginx/nginx.conf
 # make systemd units to start gitlab and required stuff on boot
 cd /etc/systemd/system
 cp /usr/share/gitlab-install/systemd-units/* .
-systemctl enable redis.service nginx.service postgres.service gitlab.target gitlab-unicorn.service gitlab-sidekiq.service gitlab-ci-sidekiq.service gitlab-ci-unicorn.service
+systemctl enable redis.service nginx.service postgres.service gitlab.target gitlab-unicorn.service gitlab-sidekiq.service gitlab-ci-sidekiq.service gitlab-ci-unicorn.service gitlab-backup.timer gitlab-backup.service
 reboot
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