add network configuration

epc.yml

@@ -5,6 +5,15 @@
   roles:
   - name: common
   - name: authorized_keys
+  - name: network
+    net_interface: eth1
+    net_ips:
+    - 10.74.0.21/24
+    - 10.74.0.22/24
+    - 10.74.0.23/24
+    - 10.74.0.24/24
+    net_method: networkd
+
   - name: epc
     epc_hss_bind_ip: 10.74.0.21
     epc_pcrf_bind_ip: 10.74.0.22

epdg.yml

@@ -5,6 +5,14 @@
   roles:
   - name: common
   - name: authorized_keys
+  - name: network
+    net_interface: enp7s0
+    net_ips:
+    - 10.74.0.11/24
+    - 10.74.0.12/24
+    - 10.74.0.13/24
+    net_method: ifupdown
+
   - name: epdg
     epdg_ipsec_bind_ip: 213.95.46.81
     epdg_swx_hss_ip: 10.74.0.21

ims.yml

@@ -13,7 +13,15 @@
       - "hss.mnc070.mcc999.3gppnetwork.org 10.74.0.21"
 # TODO: add network configuration
   roles:
+  - name: common
   - name: authorized_keys
+  - name: network
+    net_interface: eth1
+    net_ips:
+    - 10.74.0.31/24
+    - 10.74.0.32/24
+    - 10.74.0.33/24
+    net_method: ifupdown
 
   - name: ims
     ims_mcc: "901"

roles/network/handlers/main.yml

@@ -0,0 +1,9 @@
+---
+
+- name: ifup -a
+  command: ifup -a
+
+- name: reload networkd
+  service:
+    name: systemd-networkd
+    state: reloaded

roles/network/tasks/ifupdown.yml

@@ -0,0 +1,12 @@
+---
+
+- name: ensure interfaces.d exists
+  file:
+    path: /etc/network/interfaces.d
+    state: directory
+
+- name: configure network interface
+  template:
+    src: ifupdown.j2
+    dest: /etc/network/interfaces.d/ansible.conf
+  notify: ifup -a

roles/network/tasks/main.yml

@@ -0,0 +1,9 @@
+---
+
+- name: use network configuration ifupdown
+  ansible.builtin.include_tasks: "ifupdown.yml"
+  when: net_method == "ifupdown"
+
+- name: use network configuration systemd-networkd
+  ansible.builtin.include_tasks: "networkd.yml"
+  when: net_method == "networkd"

roles/network/tasks/networkd.yml

@@ -0,0 +1,7 @@
+---
+
+- name: configure networkd
+  template:
+    src: networkd.network.j2
+    dest: /etc/systemd/network/ansible.network
+  notify: reload networkd

roles/network/templates/ifupdown.j2

@@ -0,0 +1,8 @@
+# {{ ansible_managed }}
+
+{% for ip in net_ips %}
+auto {{ net_interface }}:{{ loop.index }}
+iface {{ net_interface }}:{{ loop.index }} inet static
+  address {{ ip }}
+
+{% endfor %}

roles/network/templates/networkd.network.j2

@@ -0,0 +1,9 @@
+# {{ ansible_managed }}
+
+[Match]
+Name={{ net_interface }}
+
+[Network]
+{% for ip in net_ips %}
+Address={{ ip }}
+{% endfor %}