added multica agent hosts

ansible/roles/multica_agent_host/tasks/daemon.yml

@@ -0,0 +1,73 @@
+---
+# On Linux `multica daemon autostart enable` writes a systemd *user* unit.
+# A user unit does not start at boot unless the user lingers — without this the
+# daemon only comes back when someone logs in, which on a headless agent host
+# is never.
+- name: Daemon | Enable systemd lingering for the daemon user
+  ansible.builtin.command:
+    argv: ["loginctl", "enable-linger", "{{ multica_user }}"]
+    creates: "/var/lib/systemd/linger/{{ multica_user }}"
+  become: true
+  when:
+    - multica_enable_linger | bool
+    - multica_autostart | bool
+
+- name: Daemon | Wait for the user's runtime directory
+  ansible.builtin.wait_for:
+    path: "/run/user/{{ _multica_uid }}"
+    state: present
+    timeout: 30
+  become: true
+  when:
+    - multica_enable_linger | bool
+    - multica_autostart | bool
+
+- name: Daemon | Read the current autostart registration
+  ansible.builtin.command:
+    argv: "{{ _multica_cmd + ['daemon', 'autostart', 'status'] }}"
+  become: true
+  become_user: "{{ multica_user }}"
+  environment: "{{ _multica_user_env }}"
+  register: _multica_autostart_status
+  changed_when: false
+  failed_when: false
+  check_mode: false
+
+- name: Daemon | Register boot autostart
+  ansible.builtin.command:
+    argv: "{{ _multica_cmd + ['daemon', 'autostart', 'enable'] }}"
+  become: true
+  become_user: "{{ multica_user }}"
+  environment: "{{ _multica_user_env }}"
+  when:
+    - multica_autostart | bool
+    - _multica_autostart_status.rc != 0
+      or 'enabled' not in (_multica_autostart_status.stdout | default('') | lower)
+  changed_when: true
+
+- name: Daemon | Read daemon status
+  ansible.builtin.command:
+    argv: "{{ _multica_cmd + ['daemon', 'status', '--output', 'json'] }}"
+  become: true
+  become_user: "{{ multica_user }}"
+  environment: "{{ _multica_user_env }}"
+  register: _multica_daemon_status
+  changed_when: false
+  failed_when: false
+  check_mode: false
+
+- name: Daemon | Start it if it is not already running
+  ansible.builtin.command:
+    argv: "{{ _multica_cmd + ['daemon', 'start'] }}"
+  become: true
+  become_user: "{{ multica_user }}"
+  environment: "{{ _multica_user_env }}"
+  when: >-
+    _multica_daemon_status.rc != 0
+    or ((_multica_daemon_status.stdout | from_json).status | default('')) != 'running'
+  changed_when: true
+
+# Anything that changed the binary, the config or the credentials restarts the
+# daemon here, before verification reads its state back.
+- name: Daemon | Flush handlers
+  ansible.builtin.meta: flush_handlers