From 07a9f4bf4dcb454833ab05cd0554302b6883731d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Julien=20Fastr=C3=A9?= <julien.fastre@champs-libres.coop>
Date: Mon, 30 Dec 2024 13:19:45 +0100
Subject: [PATCH] set up cronjob and timer

---
 handlers/main.yml                        |  4 ++++
 tasks/chill/main.yml                     |  8 ++++++++
 tasks/main.yml                           | 14 ++++++++++++++
 templates/compose.yaml                   | 11 ++++++-----
 templates/systemd/chill-cronjob@.service |  9 +++++++++
 templates/systemd/chill-cronjob@.timer   | 10 ++++++++++
 6 files changed, 51 insertions(+), 5 deletions(-)
 create mode 100644 templates/systemd/chill-cronjob@.service
 create mode 100644 templates/systemd/chill-cronjob@.timer

diff --git a/handlers/main.yml b/handlers/main.yml
index 03a24d8..961d0e1 100644
--- a/handlers/main.yml
+++ b/handlers/main.yml
@@ -7,6 +7,10 @@
     state: present
     recreate: auto
 
+- name: Reload systemd
+  ansible.builtin.systemd:
+    daemon_reload: true
+
 # - name: Restart chill {{ item.chill_environment }}
 #  community.docker.docker_compose_v2:
 #    project_src: "{{ install_dir }}/{{ item['chill_environment'] }}"
diff --git a/tasks/chill/main.yml b/tasks/chill/main.yml
index 80c5629..96cfb16 100644
--- a/tasks/chill/main.yml
+++ b/tasks/chill/main.yml
@@ -66,3 +66,11 @@
     group: "82"
     mode: '0766'
     state: directory
+
+# racing condition: on first execution, this is not available...
+#
+# - name: Ensure systemd timer for cronjob is up
+#   ansible.builtin.systemd_service:
+#     name: "chill-cronjob@{{ item['chill_environment'] }}.timer"
+#     state: restarted
+#     enabled: true
diff --git a/tasks/main.yml b/tasks/main.yml
index c3d72ae..3199474 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -40,6 +40,20 @@
 - name: Install traefik
   ansible.builtin.include_tasks: traefik.yml
 
+- name: Install systemd services
+  ansible.builtin.template:
+    src: "systemd/{{ file }}"
+    dest: "/etc/systemd/system/{{ file }}"
+    owner: root
+    group: root
+    mode: '0766'
+  notify: Reload systemd
+  loop:
+    - chill-cronjob@.service
+    - chill-cronjob@.timer
+  loop_control:
+    loop_var: file
+
 - name: Install individual chill
   ansible.builtin.include_tasks: chill/main.yml
   with_items: "{{ chills }}"
diff --git a/templates/compose.yaml b/templates/compose.yaml
index 8a73966..45a14d1 100644
--- a/templates/compose.yaml
+++ b/templates/compose.yaml
@@ -46,6 +46,7 @@ services:
         post_start:
             - command:
                   - rm
+                  - -f
                   - "/var/www/app/config/packages/chill_doc_store.yaml"
               user: root
 
@@ -67,17 +68,17 @@ services:
                 - "-c"
                 - "touch /tmp/kill_me && bin/console messenger:stop-workers"
 
+    cron:
+        <<: *defaultApp
+        entrypoint: "/usr/bin/env"
+        command: ["bin/console", "chill:cron-job:execute", "-v"]
+
   {% if item.add_postgres %}
 
     database:
         image: "{{ database_image }}"
         env_file:
             - postgres.env
-        environment:
-            POSTGRES_DB: ${POSTGRES_DB:-app}
-            # You should definitely change the password in production
-            POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-!ChangeMe!}
-            POSTGRES_USER: ${POSTGRES_USER:-app}
         volumes:
             - ./docker/db/data:/var/lib/postgresql/data:rw
         networks:
diff --git a/templates/systemd/chill-cronjob@.service b/templates/systemd/chill-cronjob@.service
new file mode 100644
index 0000000..0cedda9
--- /dev/null
+++ b/templates/systemd/chill-cronjob@.service
@@ -0,0 +1,9 @@
+[Unit]
+Description=Execute cron job for chill with environment %i
+
+[Service]
+User={{ as_user }}
+ExecStart=/usr/bin/docker compose --file {{ install_dir }}/%i/compose.yaml up cron
+Type=simple
+# execute maximum 30 minutes
+RuntimeMaxSec=1800
\ No newline at end of file
diff --git a/templates/systemd/chill-cronjob@.timer b/templates/systemd/chill-cronjob@.timer
new file mode 100644
index 0000000..13e5782
--- /dev/null
+++ b/templates/systemd/chill-cronjob@.timer
@@ -0,0 +1,10 @@
+[Unit]
+Description=Run chill cron-jobs
+
+[Timer]
+Unit=chill-cronjob@%i.service
+OnCalendar=*-*-* *:0,15,30,45:00
+RandomizedDelaySec=60
+
+[Install]
+WantedBy=multi-user.target
\ No newline at end of file