Add the ability to exclude certain paths from backup

ansible/roles/restic/defaults/main.yml

@@ -1,2 +1,3 @@
 restic_backup_locations: []
+restic_backup_excludes: []
 restic_forget: false

ansible/roles/restic/files/backrest.sh

@@ -17,7 +17,7 @@ mkdir -p "$RESTIC_LOG_DIR"
 # Run backup, and capture logs to file
 cron_backup() {
     curl -fsS -m 10 --retry 5 -o /dev/null {{ healthchecks_host }}/{{ restic_healthchecks_id }}/start
-    restic --verbose backup {{ restic_backup_locations|join(' ') }} | tee -a $RESTIC_LOG_FILE
+    restic --verbose backup --files-from=$HOME/restic-include.txt --exclude-file=$HOME/restic-excludes.txt | tee -a $RESTIC_LOG_FILE
     exit_code=${PIPESTATUS[0]}
     curl -fsS -m 10 --retry 5 -o /dev/null {{ healthchecks_host }}/{{ restic_healthchecks_id }}/$exit_code --data-binary "@$RESTIC_LOG_FILE"
     echo "Exit code: $exit_code"
@@ -25,7 +25,7 @@ cron_backup() {
 
 # Run backup, but show all the progress
 backup() {
-    restic --verbose backup {{ restic_backup_locations|join(' ') }}
+    restic --verbose backup --files-from=$HOME/restic-include.txt --exclude-file=$HOME/restic-excludes.txt
 }
 
 {% if restic_forget %}

ansible/roles/restic/tasks/main.yml

@@ -10,7 +10,7 @@
     system: false
   become: true
 
-- name: backrest
+- name: Install backrest
   template:
     src: files/backrest.sh
     dest: /home/restic/backrest.sh
@@ -18,6 +18,22 @@
     owner: restic
   become: true
 
+- name: Install includes files
+  copy:
+    content: "{{ restic_backup_locations | join('\n') }}"
+    dest: /home/restic/restic-include.txt
+    mode: "0644"
+    owner: restic
+  become: true
+
+- name: Install excludes files
+  copy:
+    content: "{{ restic_backup_excludes | join('\n') }}"
+    dest: /home/restic/restic-excludes.txt
+    mode: "0644"
+    owner: restic
+  become: true
+
 - name: Set restic binary permissions
   file:
     path: /usr/bin/restic