Also ensure backup dirs present in main.yml in order to make it work also when not using the 'run each role twice, backyp.yml then main.yml' scenario

tasks/backup.yml

@@ -1,12 +1,12 @@
 ## The playbook first runs the 'backup.yml' from each role
-- name: create the /backup-dirs file
+- name: create the /backup-dirs file # this also runs on main in case someone doesn't run the backup.yml
   file:
     path: "/backup-dirs"
     state: "touch"
     mode: "0400"
   changed_when: "true" # we always want ti give roles a chance to register dirs
 
-- name: Ensure file contains lines from array
+- name: Ensure file contains lines from array # this also runs on main in case someone doesn't run the backup.yml
   lineinfile:
     path: /backup-dirs
     line: "{{ item }}"

tasks/main.yml

@@ -1,5 +1,17 @@
-- debug:
-    var: group_names
+- name: create the /backup-dirs file # this also runs on main in case someone doesn't run the backup.yml
+  file:
+    path: "/backup-dirs"
+    state: "touch"
+    mode: "0400"
+  changed_when: "true" # we always want ti give roles a chance to register dirs
+
+- name: Ensure file contains lines from array # this also runs on main in case someone doesn't run the backup.yml
+  lineinfile:
+    path: /backup-dirs
+    line: "{{ item }}"
+    create: yes
+    state: present
+  loop: "{{ extra_backup_paths }}"
 
 - name: make sure restic is installed
   apt: state=latest pkg=restic

templates/backup-restore.sh.j2

@@ -5,28 +5,29 @@ original_dir=$(pwd)
 source ./vars.sh
 cd "$original_dir"
 
-./mount.sh &
-RESTIC_PID=$!
+(
+	./mount.sh &
+	RESTIC_PID=$!
 
-MOUNT_DIR="/mnt/restic"
+	MOUNT_DIR="/mnt/restic"
 
-# Wait until the directory exists
-while [ ! -d "$MOUNT_DIR" ]; do
+	# Wait until the directory exists
+	while [ ! -d "$MOUNT_DIR" ]; do
 		echo "Waiting for directory to be created..."
 		sleep 1
-done
+	done
 
-# Wait until the directory is not empty
-while [ ! "$(ls -A "$MOUNT_DIR")" ]; do
+	# Wait until the directory is not empty
+	while [ ! "$(ls -A "$MOUNT_DIR")" ]; do
 		echo "Waiting for directory to have content..."
 		sleep 1
-done
+	done
 
-# Space-separated list of absolute paths
-BACKUP_DIR="$MOUNT_DIR/snapshots/latest"
+	# Space-separated list of absolute paths
+	BACKUP_DIR="$MOUNT_DIR/snapshots/latest"
 
-# Iterate over each path in the array
-while IFS= read -r ORIGINAL_PATH; do
+	# Iterate over each path in the array
+	while IFS= read -r ORIGINAL_PATH; do
 		# Skip empty paths
 		[[ -z "$ORIGINAL_PATH" ]] && continue
 
@@ -47,9 +48,10 @@ while IFS= read -r ORIGINAL_PATH; do
 
 		# Use rsync to copy files, preserving permissions, ownership, and timestamps
 		rsync --archive --acls --xattrs --compress --verbose --human-readable --partial --progress "$BACKUP_PATH/" "$ORIGINAL_PATH/"
-done </backup-dirs
+	done </backup-dirs
 
-kill -SIGINT $RESTIC_PID
-umount /mnt/restic
+	kill -SIGINT $RESTIC_PID
+	umount /mnt/restic
 
-echo "DONE"
+	echo "DONE"
+) >"/var/log/backup-restore-$(date +%s).log"