From 7304bb18f583aaf558b97e9244fbec63b6489e53 Mon Sep 17 00:00:00 2001
From: Sam Al-Sapti <sam@sapti.me>
Date: Sat, 23 Sep 2023 21:09:54 +0200
Subject: [PATCH] Put Nextcloud in maintenance mode during backups

---
 roles/docker_services/defaults/main.yml         | 3 ++-
 roles/docker_services/tasks/services/restic.yml | 6 +++++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/roles/docker_services/defaults/main.yml b/roles/docker_services/defaults/main.yml
index 7c1dfb3..2d4b9cc 100644
--- a/roles/docker_services/defaults/main.yml
+++ b/roles/docker_services/defaults/main.yml
@@ -60,7 +60,8 @@ services:
 sender_domains:
   - "{{ services.nextcloud.domain }}"
 
-backup_volumes:
+restic_volumes:
+  - "/var/run/docker.sock:/var/run/docker.sock:rw"
   - "{{ services.caddy.volume }}:/mnt/volumes/caddy:ro"
   - "{{ services.postfix.volume }}:/mnt/volumes/postfix:ro"
   - "{{ services.emby.volume }}:/mnt/volumes/emby:ro"
diff --git a/roles/docker_services/tasks/services/restic.yml b/roles/docker_services/tasks/services/restic.yml
index 2b33a1e..bb9b1ec 100644
--- a/roles/docker_services/tasks/services/restic.yml
+++ b/roles/docker_services/tasks/services/restic.yml
@@ -29,10 +29,14 @@
               --keep-daily 7
               --keep-weekly 5
               --keep-monthly 12
+            PRE_COMMANDS: |-
+              docker exec -u www-data nextcloud_app_1 php occ maintenance:mode --on
+            POST_COMMANDS_EXIT: |-
+              docker exec -u www-data nextcloud_app_1 php occ maintenance:mode --off
             B2_ACCOUNT_ID: "{{ secrets.restic.b2.id }}"
             B2_ACCOUNT_KEY: "{{ secrets.restic.b2.key }}"
             TZ: "{{ timezone }}"
-          volumes: "{{ backup_volumes }}"
+          volumes: "{{ restic_volumes }}"
 
         prune:
           image: mazzolino/restic:{{ services.restic.version }}