From 4beade5465b95b6fa1482a74e9d8e3c67c4a067e Mon Sep 17 00:00:00 2001
From: "Dustin C. Hatch" <dustin@hatch.name>
Date: Sun, 31 Oct 2021 14:25:59 -0500
Subject: [PATCH] r/nut: Add role for Network UPS Tools

The *nut* role installs and configures Network UPS Tools.
---
 roles/nut/defaults/main.yml       |  5 +++
 roles/nut/handlers/main.yml       |  4 ++
 roles/nut/tasks/main.yml          | 62 +++++++++++++++++++++++++++++++
 roles/nut/templates/ups.conf.j2   |  8 ++++
 roles/nut/templates/upsd.conf.j2  |  1 +
 roles/nut/templates/upsd.users.j2 |  8 ++++
 6 files changed, 88 insertions(+)
 create mode 100644 roles/nut/defaults/main.yml
 create mode 100644 roles/nut/handlers/main.yml
 create mode 100644 roles/nut/tasks/main.yml
 create mode 100644 roles/nut/templates/ups.conf.j2
 create mode 100644 roles/nut/templates/upsd.conf.j2
 create mode 100644 roles/nut/templates/upsd.users.j2

diff --git a/roles/nut/defaults/main.yml b/roles/nut/defaults/main.yml
new file mode 100644
index 0000000..27f5b07
--- /dev/null
+++ b/roles/nut/defaults/main.yml
@@ -0,0 +1,5 @@
+nut_users: []
+nut_listen:
+  address: '::'
+  port: 3493
+nut_ups: []
diff --git a/roles/nut/handlers/main.yml b/roles/nut/handlers/main.yml
new file mode 100644
index 0000000..437ad5e
--- /dev/null
+++ b/roles/nut/handlers/main.yml
@@ -0,0 +1,4 @@
+- name: restart nut
+  service:
+    name: nut-server
+    state: restarted
diff --git a/roles/nut/tasks/main.yml b/roles/nut/tasks/main.yml
new file mode 100644
index 0000000..38dcde4
--- /dev/null
+++ b/roles/nut/tasks/main.yml
@@ -0,0 +1,62 @@
+- name: ensure nut is installed
+  package:
+    name: nut
+    state: present
+  tags:
+  - install
+
+- name: ensure upsd is configured
+  template:
+    src: upsd.conf.j2
+    dest: /etc/ups/upsd.conf
+    owner: root
+    group: nut
+    mode: 'o=rw,g=r,o='
+  notify:
+  - restart nut
+  tags:
+  - nut-config
+- name: ensure ups is configured
+  template:
+    src: ups.conf.j2
+    dest: /etc/ups/ups.conf
+    owner: root
+    group: nut
+    mode: 'o=rw,g=r,o='
+  notify:
+  - restart nut
+  tags:
+  - nut-config
+- name: ensure upsd users are configured
+  template:
+    src: upsd.users.j2
+    dest: /etc/ups/upsd.users
+    owner: root
+    group: nut
+    mode: 'o=rw,g=r,o='
+  notify:
+  - restart nut
+  tags:
+  - nut-users
+
+- name: ensure nut starts at boot
+  service:
+    name: nut-server
+    enabled: true
+  tags:
+  - service
+- name: ensure nut is running
+  service:
+    name: nut-server
+    state: started
+  tags:
+  - service
+
+- name: ensure firewall is configured for nut
+  firewalld:
+    port: '{{ nut_listen.port }}/tcp'
+    state: enabled
+    immediate: true
+    permanent: true
+  tags:
+  - firewalld
diff --git a/roles/nut/templates/ups.conf.j2 b/roles/nut/templates/ups.conf.j2
new file mode 100644
index 0000000..daf042b
--- /dev/null
+++ b/roles/nut/templates/ups.conf.j2
@@ -0,0 +1,8 @@
+{% for name, settings in nut_ups.items() %}
+[{{ name }}]
+{% for setting in settings %}
+{% for key, value in setting|dictsort %}
+{{ key }} = "{{ value }}"
+{% endfor %}
+{% endfor %}
+{% endfor %}
diff --git a/roles/nut/templates/upsd.conf.j2 b/roles/nut/templates/upsd.conf.j2
new file mode 100644
index 0000000..d9b8d09
--- /dev/null
+++ b/roles/nut/templates/upsd.conf.j2
@@ -0,0 +1 @@
+LISTEN {{ nut_listen.address }} {{ nut_listen.port }}
diff --git a/roles/nut/templates/upsd.users.j2 b/roles/nut/templates/upsd.users.j2
new file mode 100644
index 0000000..ae3ebda
--- /dev/null
+++ b/roles/nut/templates/upsd.users.j2
@@ -0,0 +1,8 @@
+{% for username, settings in nut_users.items() %}
+[{{ username }}]
+{% for setting in settings %}
+{% for key, value in setting|dictsort %}
+{{ key }} = {{ value }}
+{% endfor %}
+{% endfor %}
+{% endfor %}