From 6a946541d59d20d3c5b57e12b2fd756c38ba1c2f Mon Sep 17 00:00:00 2001
From: "Oleg \"Zmey!\" Vasiliev" <zmey1992@ya.ru>
Date: Tue, 5 May 2020 19:19:38 +0300
Subject: [PATCH] Real inital commit

---
 handlers/main.yml          |  6 ++++++
 tasks/deploy_configs.yml   | 34 ++++++++++++++++++++++++++++++++++
 tasks/main.yml             | 22 ++++++++++++++++++++++
 tasks/remove_unmanaged.yml | 20 ++++++++++++++++++++
 templates/networkd.j2      | 12 ++++++++++++
 templates/resolv.conf.j2   |  4 ++++
 6 files changed, 98 insertions(+)
 create mode 100644 handlers/main.yml
 create mode 100644 tasks/deploy_configs.yml
 create mode 100644 tasks/main.yml
 create mode 100644 tasks/remove_unmanaged.yml
 create mode 100644 templates/networkd.j2
 create mode 100644 templates/resolv.conf.j2

diff --git a/handlers/main.yml b/handlers/main.yml
new file mode 100644
index 0000000..9d132a9
--- /dev/null
+++ b/handlers/main.yml
@@ -0,0 +1,6 @@
+---
+
+- name: networkd | Reload configuration
+  systemd:
+    name: systemd-networkd
+    state: restarted
diff --git a/tasks/deploy_configs.yml b/tasks/deploy_configs.yml
new file mode 100644
index 0000000..344cfa1
--- /dev/null
+++ b/tasks/deploy_configs.yml
@@ -0,0 +1,34 @@
+---
+
+- name: networkd | Deploy .link configs
+  template:
+    src: networkd.j2
+    dest: "/etc/systemd/network/{{ item.priority }}-{{ item.name }}.link"
+    mode: 644
+    owner: root
+    group: root
+  with_items: "{{ networkd.link | default([]) }}"
+  register: networkd_deployed_link
+  notify: networkd | Reload configuration
+
+- name: networkd | Deploy .netdev configs
+  template:
+    src: networkd.j2
+    dest: "/etc/systemd/network/{{ item.priority }}-{{ item.name }}.netdev"
+    mode: 644
+    owner: root
+    group: root
+  with_items: "{{ networkd.netdev | default([]) }}"
+  register: networkd_deployed_netdev
+  notify: networkd | Reload configuration
+
+- name: networkd | Deploy .network configs
+  template:
+    src: networkd.j2
+    dest: "/etc/systemd/network/{{ item.priority }}-{{ item.name }}.network"
+    mode: 644
+    owner: root
+    group: root
+  with_items: "{{ networkd.network | default([]) }}"
+  register: networkd_deployed_network
+  notify: networkd | Reload configuration
diff --git a/tasks/main.yml b/tasks/main.yml
new file mode 100644
index 0000000..a0c84cd
--- /dev/null
+++ b/tasks/main.yml
@@ -0,0 +1,22 @@
+---
+
+- import_tasks: deploy_configs.yml
+
+- import_tasks: remove_unmanaged.yml
+
+- name: networkd | Deploy resolv.conf
+  template:
+    src: resolv.conf.j2
+    dest: /etc/resolv.conf
+    mode: 644
+    owner: root
+    group: root
+
+- name: networkd | Enable and start service
+  systemd:
+    name: systemd-networkd
+    state: started
+    enabled: yes
+
+- name: networkd | Run handlers now
+  meta: flush_handlers
diff --git a/tasks/remove_unmanaged.yml b/tasks/remove_unmanaged.yml
new file mode 100644
index 0000000..8f50c62
--- /dev/null
+++ b/tasks/remove_unmanaged.yml
@@ -0,0 +1,20 @@
+---
+- name: networkd | Collect file list in network dir
+  find:
+    path: /etc/systemd/network
+    hidden: yes
+  register: networkd_found_files
+  check_mode: no
+  changed_when: false
+
+- name: networkd | Remove unmanaged files
+  file:
+    path: "/etc/systemd/network/{{ item.path | basename }}"
+    state: absent
+  with_items:
+   - "{{ networkd_found_files.files }}"
+  when:
+    - (item.path) not in ( networkd_deployed_link | json_query('results[].invocation.module_args.dest') | default([]) )
+    - (item.path) not in ( networkd_deployed_netdev | json_query('results[].invocation.module_args.dest') | default([]) )
+    - (item.path) not in ( networkd_deployed_network | json_query('results[].invocation.module_args.dest') | default([]) )
+  notify: networkd | Reload configuration
diff --git a/templates/networkd.j2 b/templates/networkd.j2
new file mode 100644
index 0000000..2c3d14a
--- /dev/null
+++ b/templates/networkd.j2
@@ -0,0 +1,12 @@
+# {{ ansible_managed }}
+{% for section in item.content %}
+{% for section_name, section_params in section.items() %}
+
+[{{ section_name }}]
+{% for item in section_params %}
+{% for key, value in item.items() %}
+{{ key }}={{ value }}
+{% endfor %}
+{% endfor %}
+{% endfor %}
+{% endfor %}
diff --git a/templates/resolv.conf.j2 b/templates/resolv.conf.j2
new file mode 100644
index 0000000..f73637b
--- /dev/null
+++ b/templates/resolv.conf.j2
@@ -0,0 +1,4 @@
+# {{ ansible_managed }}
+{% for item in networkd_resolver %}
+{{ item }}
+{% endfor %}