Add systemd role for restarting multiple services in same transaction

galaxy.yml

@@ -2,7 +2,7 @@
 namespace: uumas
 name: general
 description: General roles
-version: 0.5.20
+version: 0.5.17
 readme: README.md
 authors:
   - uumas

roles/caddy/tasks/main.yaml

@@ -1,14 +1,4 @@
 ---
-- name: Set sysctl udp buffer sizes for caddy
-  ansible.posix.sysctl:
-    name: "{{ item.key }}"
-    value: "{{ item.value }}"
-    state: present
-    reload: true
-  with_dict:
-    net.core.rmem_max: "7500000"
-    net.core.wmem_max: "7500000"
-
 - name: Ensure legacy caddy apt repository not present
   ansible.builtin.file:
     path: /etc/apt/sources.list.d/caddy-stable.list

roles/systemd/README.md

@@ -1,9 +0,0 @@
-Adds systemd-related notifiable handlers
-
-- Reload systemd daemon
-  - Reloads all systemd unit files
-- Apply systemd unit restarts
-  - Restarts multiple systemd units in a single transaction
-  - Units to be restarted are defined in the `systemd_restart_units` variable of type list
-  - The variable should be set using `ansible.builtin.set_fact`, with `# noqa: var-naming[no-role-prefix]`
-  - The list must not be overridden, but appended (`systemd_restart_units: "{{ systemd_restart_units + ['restartme.service'] }}"`

roles/systemd/handlers/main.yaml

@@ -9,6 +9,6 @@
   changed_when: true
 
 - name: Reset systemd restart units
-  listen: Apply systemd unit restarts
+  listen: Apply systemd units restart
   ansible.builtin.set_fact:
     systemd_restart_units: []

roles/systemd_socket/README.md

@@ -1 +0,0 @@
-Adds a systemd socket for a service

roles/systemd_socket/defaults/main.yaml

@@ -1,2 +0,0 @@
----
-systemd_socket_requires: []

roles/systemd_socket/handlers/main.yaml

@@ -1,6 +0,0 @@
----
-- name: Restart socket {{ systemd_socket_name }}
-  ansible.builtin.set_fact:
-    systemd_restart_units: "{{ systemd_restart_units + [systemd_socket_name ~ '.socket'] }}" # noqa: var-naming[no-role-prefix]
-  changed_when: true
-  notify: Apply systemd unit restarts

roles/systemd_socket/meta/argument_specs.yaml

@@ -1,16 +0,0 @@
----
-argument_specs:
-  main:
-    description:
-      - Adds a systemd socket for a service
-    options:
-      systemd_socket_name:
-        description: Name of the socket. The socket will be created at /run/<systemd_socket_name>.sock
-        type: str
-        required: true
-      systemd_socket_requires:
-        description: List of units this socket depends on.
-        type: list
-        required: false
-        default: []
-        elements: str

roles/systemd_socket/meta/main.yaml

@@ -1,3 +0,0 @@
----
-dependencies:
-  - role: systemd

roles/systemd_socket/tasks/main.yaml

@@ -1,9 +0,0 @@
----
-- name: Socket {{ systemd_socket_name }}
-  ansible.builtin.template:
-    src: socket.j2
-    dest: /etc/systemd/system/{{ systemd_socket_name }}.socket
-    mode: "0644"
-  notify:
-    - Reload systemd daemon
-    - Restart socket {{ systemd_socket_name }}

roles/systemd_socket/templates/socket.j2

@@ -1,9 +0,0 @@
-# {{ ansible_managed }}
-[Unit]
-Description={{ systemd_socket_name }} socket
-{% for item in systemd_socket_requires %}
-Requires={{ item }}
-{% endfor %}
-
-[Socket]
-ListenStream=/run/{{ systemd_socket_name }}.sock