networking

ansible/roles/networking/defaults/main.yml

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+---
+network_vlan_id: '25'

ansible/roles/networking/tasks/main.yml

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+---
+- name: add network files
+  become: true
+  ansible.builtin.template:
+    src: "{{ item.source }}"
+    dest: "{{ item.destination }}"
+    owner: root
+    group: root
+    mode: 0664
+  with_items:
+    - source: vlan.netdev.j2
+      destination: /etc/systemd/network/30-vlan{{ network_vlan_id }}.netdev
+    - source: vlan.network.j2
+      destination: /etc/systemd/network/31-vlan{{ network_vlan_id }}.network
+    - source: bridge.netdev.j2
+      destination: /etc/systemd/network/40-br{{ network_vlan_id }}.netdev
+    - source: bridge.network.j2
+      destination: /etc/systemd/network/41-br{{ network_vlan_id }}.network
+
+- name: modify lacp network file
+  become: true
+  ansible.builtin.lineinfile:
+    state: present
+    insertafter: '^\[Network\]$'
+    line: VLAN=vlan{{ network_vlan_id }}
+    path: /etc/systemd/network/21-lacp.network
+
+- name: restart systemd-networkd
+  become: true
+  ansible.builtin.service:
+    name: systemd-networkd.service
+    state: restarted

ansible/roles/networking/templates/bridge.netdev.j2

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+[NetDev]
+Name=br{{ network_vlan_id }}
+Kind=bridge
+
+[Bridge]
+

ansible/roles/networking/templates/bridge.network.j2

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+[Match]
+Name=br{{ network_vlan_id }}
+
+[Link]
+ARP=yes
+
+[Address]
+Address=192.168.{{ network_vlan_id }}.100/24
+
+[Route]
+Gateway=192.168.{{ network_vlan_id }}.254
+
+[Network]
+DHCP=no
+

ansible/roles/networking/templates/vlan.netdev.j2

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+[NetDev]
+Name=vlan{{ network_vlan_id }}
+Kind=vlan
+
+[VLAN]
+Id={{ network_vlan_id }}

ansible/roles/networking/templates/vlan.network.j2

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+[Match]
+Name=vlan{{ network_vlan_id }}
+
+[Link]
+ARP=off
+
+[Network]
+DHCP=off
+Bridge=br{{ network_vlan_id }}