Update to 2022-08-19 16:00

roles/drbd_reactor/defaults/main.yml

@@ -0,0 +1,6 @@
+---
+
+# Port on which the prometheus exporter will listen
+drbd_reactor_prom_port: 9942
+# List of IP/CIDR for which the prometheus port will be opened
+drbd_reactor_prom_src_ip: []

roles/drbd_reactor/handlers/main.yml

@@ -0,0 +1,5 @@
+---
+
+- name: restart drbd-reactor
+  service: name=drbd-reactor state=restarted
+  when: not drbd_reactor_started.changed

roles/drbd_reactor/meta/main.yml

@@ -0,0 +1,4 @@
+---
+
+dependencies:
+  - role: drbd

roles/drbd_reactor/tasks/conf.yml

@@ -0,0 +1,6 @@
+---
+
+- name: Deploy DRBD Reactor configuration
+  template: src=drbd-reactor.toml.j2 dest=/etc/drbd-reactor.toml
+  notify: restart drbd-reactor
+  tags: drbd

roles/drbd_reactor/tasks/facts.yml

@@ -0,0 +1,11 @@
+---
+
+# Load distribution specific variables
+- include_vars: "{{ item }}"
+  with_first_found:
+    - "{{ role_path }}/vars/{{ ansible_distribution }}-{{ ansible_distribution_major_version }}.yml"
+    - "{{ role_path }}/vars/{{ ansible_os_family }}-{{ ansible_distribution_major_version }}.yml"
+    - "{{ role_path }}/vars/{{ ansible_distribution }}.yml"
+    - "{{ role_path }}/vars/{{ ansible_os_family }}.yml"
+  tags: drbd
+

roles/drbd_reactor/tasks/install.yml

@@ -0,0 +1,18 @@
+---
+
+- name: Install packages
+  package: name={{ drbd_reactor_packages }}
+  tags: drbd
+
+- name: Install drbd-reactor-reload units
+  template: src=drbd-reactor-reload.{{ item }}.j2 dest=/etc/systemd/system/drbd-reactor-reload.{{ item }}
+  loop:
+    - path
+    - service
+  register: drbd_reactor_reload_unit
+  tags: drbd
+
+- name: Reload systemd
+  systemd: daemon_realod=True
+  when: drbd_reactor_reload_unit.changed
+  tags: drbd

roles/drbd_reactor/tasks/iptables.yml

@@ -0,0 +1,8 @@
+---
+
+- name: Handle prometheus port ports
+  iptables_raw:
+    name: drbd_reactor_prom_port
+    state: "{{ (drbd_reactor_prom_src_ip | length > 0) | ternary('present','absent') }}"
+    rules: "-A INPUT -m state --state NEW -p tcp --dport {{ drbd_reactor_prom_port }} -s {{ drbd_reactor_prom_src_ip | join(',') }} -j ACCEPT"
+  tags: firewall,drbd

roles/drbd_reactor/tasks/main.yml

@@ -0,0 +1,17 @@
+---
+
+- include_tasks: facts.yml
+  tags: always
+
+- include_tasks: install.yml
+  tags: always
+
+- include_tasks: conf.yml
+  tags: always
+
+- include_tasks: iptables.yml
+  when: iptables_manage | default(True)
+  tags: always
+
+- include_tasks: services.yml
+  tags: always

roles/drbd_reactor/tasks/services.yml

@@ -0,0 +1,10 @@
+---
+
+- name: Start and enable the service
+  service: name=drbd-reactor state=started enabled=True
+  register: drbd_reactor_started
+  tags: drbd
+
+- name: Start drbd-reactor-reload
+  systemd: name=drbd-reactor-reload.path state=started enabled=True
+  tags: drbd

roles/drbd_reactor/templates/drbd-reactor-reload.path.j2

@@ -0,0 +1,8 @@
+[Unit]
+Description=Reload drbd-reactor on plugin changes
+
+[Path]
+PathChanged=/etc/drbd-reactor.d
+
+[Install]
+WantedBy=multi-user.target

roles/drbd_reactor/templates/drbd-reactor-reload.service.j2

@@ -0,0 +1,11 @@
+[Unit]
+Description=Reload drbd-reactor on plugin changes
+After=drbd-reactor.service
+
+[Service]
+Type=oneshot
+ExecStart=/usr/bin/systemctl reload drbd-reactor.service
+
+[Install]
+WantedBy=multi-user.target
+

roles/drbd_reactor/templates/drbd-reactor.toml.j2

@@ -0,0 +1,9 @@
+snippets = "/etc/drbd-reactor.d"
+statistics-poll-interval = 60
+
+[[log]]
+level = "info"
+
+[[promotheus]]
+enums = false
+address = "0.0.0.0:{{ drbd_reactor_prom_port }}"

roles/drbd_reactor/vars/RedHat-8.yml

@@ -0,0 +1,4 @@
+---
+
+drbd_reactor_packages:
+  - drbd-reactor