From 3df4301513d917742baa7fae0e76079cf8313c92 Mon Sep 17 00:00:00 2001
From: Sam Al-Sapti <sam@sapti.me>
Date: Tue, 24 Jan 2023 22:12:35 +0100
Subject: [PATCH] Use Fedder's host for backups

---
 roles/docker/defaults/main.yml                |  7 ++--
 roles/docker/tasks/services/restic_backup.yml | 33 +++++++++++++++++--
 2 files changed, 34 insertions(+), 6 deletions(-)

diff --git a/roles/docker/defaults/main.yml b/roles/docker/defaults/main.yml
index 8af8bab..1824797 100644
--- a/roles/docker/defaults/main.yml
+++ b/roles/docker/defaults/main.yml
@@ -49,9 +49,10 @@ services:
 
   restic:
     file: restic_backup.yml
-    user: "datacoop"
-    domain: "restic.cannedtuna.org"
-    repository: "datacoop-hevonen"
+    user: "dc-user"
+    domain: "rynkeby.skovgaard.tel"
+    volume_folder: "{{ volume_root_folder }}/restic"
+    repository: "/mnt/SpinningRust/data.coop-backup/restic"
     ssh_pubkey: ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIN1lNLshXytq+mx2LPzm8Neh/nrVqCR3iDXPONzBag9s restic@fedder
     version: "1.6.0"
     disabled_in_vagrant: true
diff --git a/roles/docker/tasks/services/restic_backup.yml b/roles/docker/tasks/services/restic_backup.yml
index 20ed075..731ee47 100644
--- a/roles/docker/tasks/services/restic_backup.yml
+++ b/roles/docker/tasks/services/restic_backup.yml
@@ -1,5 +1,29 @@
 # vim: ft=yaml.ansible
 ---
+- name: Create SSH directory
+  file:
+    name: "{{ services.restic.volume_folder }}/ssh"
+    owner: root
+    group: root
+    mode: '0700'
+    state: directory
+
+- name: Copy private SSH key
+  copy:
+    dest: "{{ services.restic.volume_folder }}/ssh/id_ed25519"
+    owner: root
+    group: root
+    mode: '0600'
+    content: "{{ restic_secrets.ssh_privkey }}"
+
+- name: Copy public SSH key
+  copy:
+    dest: "{{ services.restic.volume_folder }}/ssh/id_ed25519.pub"
+    owner: root
+    group: root
+    mode: '0644'
+    content: "{{ services.restic.ssh_pubkey }}"
+
 - name: Setup restic backup
   docker_compose:
     project_name: restic_backup
@@ -13,12 +37,12 @@
           environment:
             RUN_ON_STARTUP: "false"
             BACKUP_CRON: "0 30 3 * * *"
-            RESTIC_REPOSITORY: "rest:https://{{ services.restic.user }}:{{ restic_secrets.user_password }}@{{ services.restic.domain }}/{{ services.restic.repository }}"
+            RESTIC_REPOSITORY: "sftp:{{ services.restic.user }}@{{ services.restic.domain }}:{{ services.restic.repository }}"
             RESTIC_PASSWORD: "{{ restic_secrets.repository_password }}"
             RESTIC_BACKUP_SOURCES: "/mnt/volumes"
             RESTIC_BACKUP_ARGS: >-
               --tag datacoop-volumes
-              --exclude='*.tmp'
+              --exclude '*.tmp'
               --verbose
             RESTIC_FORGET_ARGS: >-
               --keep-last 10
@@ -27,6 +51,7 @@
               --keep-monthly 12
             TZ: Europe/Copenhagen
           volumes:
+            - "{{ services.restic.volume_folder }}/ssh:/run/secrets/.ssh:ro"
             - /docker-volumes:/mnt/volumes:ro
 
         restic-prune:
@@ -34,6 +59,8 @@
           environment:
             RUN_ON_STARTUP: "false"
             PRUNE_CRON: "0 0 4 * * *"
-            RESTIC_REPOSITORY: "rest:https://{{ services.restic.user }}:{{ restic_secrets.user_password }}@{{ services.restic.domain }}/{{ services.restic.repository }}"
+            RESTIC_REPOSITORY: "sftp:{{ services.restic.user }}@{{ services.restic.domain }}:{{ services.restic.repository }}"
             RESTIC_PASSWORD: "{{ restic_secrets.repository_password }}"
             TZ: Europe/copenhagen
+          volumes:
+            - "{{ services.restic.volume_folder }}/ssh:/run/secrets/.ssh:ro"