From 6817fe0ff94c281769b510e965c8ed11598a425d Mon Sep 17 00:00:00 2001
From: Marius Alwan Meyer <22202402+sporqist@users.noreply.github.com>
Date: Sat, 29 Apr 2023 19:52:00 +0000
Subject: [PATCH] [FIX] Repariere den Backup-Wiederherstellungsprozess

---
 handlers/main.yaml | 22 ++++++++++++++++++++
 tasks/main.yaml    | 50 ++++++++++++++++++++++++++++------------------
 2 files changed, 53 insertions(+), 19 deletions(-)

diff --git a/handlers/main.yaml b/handlers/main.yaml
index 283dafa..ad32af1 100644
--- a/handlers/main.yaml
+++ b/handlers/main.yaml
@@ -1,3 +1,25 @@
+- name: Stop Gitea for Backup
+  community.docker.docker_compose:
+    project_src: /opt/gitea
+    state: present
+    stopped: true
+  ignore_errors: true
+  listen:
+    - Backup Gitea
+  notify:
+    - Ensure Gitea is running
+
+- name: Backup Gitea Directory
+  ansible.builtin.copy:
+    src: /opt/gitea/
+    dest: "/opt/gitea.backup@{{ lookup('pipe', 'date --utc --iso-8601=seconds') }}"
+    mode: preserve
+    remote_src: true
+    directory_mode: true
+  listen:
+    - Backup Gitea
+  register: backup
+
 - name: Ensure Gitea is running
   community.docker.docker_compose:
     project_src: /opt/gitea
diff --git a/tasks/main.yaml b/tasks/main.yaml
index d5d4bd0..e71b162 100644
--- a/tasks/main.yaml
+++ b/tasks/main.yaml
@@ -39,22 +39,30 @@
     enabled: true
     state: started
 
-- name: Stop Gitea for Backup
-  community.docker.docker_compose:
-    project_src: /opt/gitea
-    state: present
-    stopped: true
+- name: Check if environment.env will get changed
+  ansible.builtin.template:
+    src: environment.env.j2
+    dest: "/opt/gitea/environment.env"
+    owner: root
+    mode: "600"
+  register: env_diff
+  check_mode: true
   notify:
-    - Ensure Gitea is running
+    - Backup Gitea
 
-- name: Backup Gitea Directory
-  ansible.builtin.copy:
-    src: /opt/gitea/
-    dest: "/opt/gitea.backup@{{ lookup('pipe', 'date --utc --iso-8601=seconds') }}"
-    mode: "700"
-    remote_src: true
-    directory_mode: true
-  register: backup
+- name: Check if docker-compose.yaml will get changed
+  ansible.builtin.template:
+    src: docker-compose.yaml.j2
+    dest: /opt/gitea/docker-compose.yaml
+    owner: root
+    mode: "600"
+  register: docker_compose_diff
+  check_mode: true
+  notify:
+    - Backup Gitea
+
+- name: Execute Handlers before changing configfiles
+  meta: flush_handlers
 
 - name: Upload Environment File
   ansible.builtin.template:
@@ -69,11 +77,10 @@
     dest: /opt/gitea/docker-compose.yaml
     owner: root
     mode: "600"
-    validate: /usr/bin/docker compose -f %s config -q
   notify:
     - Output Docker Compose State
 
-- name: Try to reach Gitea
+- name: Try to start and reach Gitea
   block:
 
     - name: Start Gitea
@@ -97,11 +104,16 @@
       notify:
         - Ensure Gitea is running
 
+    - name: Clean up Gitea Directory before restoring Backup
+      ansible.builtin.file:
+        path: /opt/gitea
+        state: absent
+
     - name: Restore Gitea Directory from Backup
       ansible.builtin.copy:
-        src: "{{ backup.dest }}"
-        dest: "{{ backup.src }}"
+        src: "{{ backup.dest }}/"
+        dest: /opt/gitea
         remote_src: true
-        mode: "700"
+        mode: preserve
       notify:
         - Check Gitea HTTP Response