fickit: add mysql backup to backend

configs/mysql_backup.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+
+while true
+do
+    sleep 360
+    mysqldump -h "${MYSQL_HOST}" -u "${MYSQL_USER}" --password="${MYSQL_PASSWORD}" "${MYSQL_DATABASE}" | gzip > /var/lib/fic/backups/db-$(date +%Y%m%d%H%M).sql.gz
+done

fickit-backend.yml

@@ -134,6 +134,22 @@ services:
     runtime:
       mkdir:
         - /var/lib/fic/mysql
+  - name: db-backup
+    image: nemunaire/mariadb-client:8778512e5dc774e6eb71f566e16a755ddf59bcd8
+    command: ["/bin/sh", "/root/mysql_backup.sh"]
+    env:
+      - MYSQL_HOST=db
+      - MYSQL_DATABASE=fic
+      - MYSQL_USER=fic
+      - MYSQL_PASSWORD=fic
+    binds:
+      - /etc/hosts:/etc/hosts:ro
+      - /root/mysql_backup.sh:/root/mysql_backup.sh:ro
+      - /var/lib/fic/backups/:/var/lib/fic/backups/
+    net: /run/netns/db
+    runtime:
+      mkdir:
+        - /var/lib/fic/backups
   - name: fic-admin
     image: nemunaire/fic-admin:latest
     command: ["/srv/admin", "-bind=:8081", "-baseurl=/admin/", "-localimport=/mnt/fic"]
@@ -250,6 +266,9 @@ files:
   - path: root/synchro.sh
     source: configs/synchro.sh
     mode: "0755"
+  - path: root/mysql_backup.sh
+    source: configs/mysql_backup.sh
+    mode: "0755"
   - path: etc/hosts
     source: configs/hosts
     mode: "0644"