From 0c0c1c3cb8aa66f571410d00ae6e977bb8d3c62a Mon Sep 17 00:00:00 2001
From: "iliya.saroukha" <iliya.saroukhanian@etu.hesge.ch>
Date: Tue, 11 Mar 2025 16:19:56 +0100
Subject: [PATCH] feat: first play finished, gotta start the wireguard thing
---
playbooks/first.play.yml | 101 ++++++++++++++++++++++++++++++
playbooks/inventory.ini | 7 +++
playbooks/templates/interfaces.j2 | 8 +++
playbooks/templates/routes.j2 | 4 ++
4 files changed, 120 insertions(+)
create mode 100644 playbooks/first.play.yml
create mode 100644 playbooks/inventory.ini
create mode 100644 playbooks/templates/interfaces.j2
create mode 100644 playbooks/templates/routes.j2
diff --git a/playbooks/first.play.yml b/playbooks/first.play.yml
new file mode 100644
index 0000000..96369b2
--- /dev/null
+++ b/playbooks/first.play.yml
@@ -0,0 +1,101 @@
+---
+- name: Configure network interfaces
+ hosts: all
+ become: true
+ vars:
+ gns3_hosts:
+ H1:
+ interfaces:
+ - name: "eth0"
+ address: "1.0.0.3"
+ netmask: "255.255.255.0"
+ gateway: "1.0.0.1"
+
+ R1:
+ interfaces:
+ - name: eth1
+ address: "1.0.0.1"
+ netmask: "255.255.255.0"
+ - name: eth0
+ address: "2.0.0.1"
+ netmask: "255.255.255.0"
+ routes:
+ - network: "3.0.0.0/24"
+ via: "2.0.0.2"
+
+ R2:
+ interfaces:
+ - name: eth0
+ address: "2.0.0.2"
+ netmask: "255.255.255.0"
+ - name: eth1
+ address: "3.0.0.2"
+ netmask: "255.255.255.0"
+ routes:
+ - network: "1.0.0.0/24"
+ via: "2.0.0.1"
+
+ H2:
+ interfaces:
+ - name: eth0
+ address: "3.0.0.3"
+ netmask: "255.255.255.0"
+ gateway: "3.0.0.2"
+
+ tasks:
+ # - name: "Debug interfaces"
+ # ansible.builtin.debug:
+ # msg: "{{ item.name }}"
+ # loop: "{{ gns3_hosts[inventory_hostname].interfaces }}"
+
+ # - name: "Debug routes"
+ # ansible.builtin.debug:
+ # msg: "{{ item.network }}"
+ # loop: "{{ gns3_hosts[inventory_hostname].routes }}"
+
+ # - name: "Debug YAML"
+ # ansible.builtin.debug:
+ # msg: "{{ item.interfaces }}"
+ # loop: "{{ gns3_hosts[inventory_hostname] | dict2items }}"
+ # tags: debug_yaml
+
+ - name: "Ensure /etc/network/interfaces.d exists"
+ ansible.builtin.file:
+ path: /etc/network/interfaces.d
+ state: directory
+ mode: '0755'
+
+ - name: "Configure network interfaces"
+ ansible.builtin.template:
+ src: "./templates/interfaces.j2"
+ dest: "/etc/network/interfaces.d/{{ item.name }}"
+ owner: "root"
+ group: "root"
+ mode: "0644"
+ loop: "{{ gns3_hosts[inventory_hostname].interfaces }}"
+ notify: Restart networking
+
+ - name: "Configure routes"
+ ansible.builtin.template:
+ src: "./templates/routes.j2"
+ dest: "/etc/network/interfaces.d/{{ inventory_hostname }}_routes"
+ owner: "root"
+ group: "root"
+ mode: "0644"
+ loop: "{{ gns3_hosts[inventory_hostname].routes }}"
+ when: inventory_hostname != "H1" and inventory_hostname != "H2"
+ notify: Restart networking
+
+ # - name: Verify H1 can ping H2
+ # command: ping -c 3 3.0.0.3
+ # register: ping_result
+ # changed_when: false
+ # failed_when: ping_result.rc != 0
+ # when: inventory_hostname == "H1"
+
+ handlers:
+ - name: "Restart networking"
+ ansible.builtin.systemd:
+ name: networking
+ state: restarted
+ enabled: true
diff --git a/playbooks/inventory.ini b/playbooks/inventory.ini
new file mode 100644
index 0000000..03ce03b
--- /dev/null
+++ b/playbooks/inventory.ini
@@ -0,0 +1,7 @@
+[hosts]
+H1
+H2
+
+[routers]
+R1
+R2
diff --git a/playbooks/templates/interfaces.j2 b/playbooks/templates/interfaces.j2
new file mode 100644
index 0000000..30c42c9
--- /dev/null
+++ b/playbooks/templates/interfaces.j2
@@ -0,0 +1,8 @@
+auto {{ item.name }}
+iface {{ item.name }} inet static
+ address {{ item.address }}
+ netmask {{ item.netmask }}
+{% if item.gateway is defined %}
+ gateway {{ item.gateway }}
+{% endif %}
+
diff --git a/playbooks/templates/routes.j2 b/playbooks/templates/routes.j2
new file mode 100644
index 0000000..9ea96c6
--- /dev/null
+++ b/playbooks/templates/routes.j2
@@ -0,0 +1,4 @@
+{% if item.network is defined %}
+ up ip route add {{ item.network }} via {{ item.via }}
+ down ip route del {{ item.network }} via {{ item.via }}
+{% endif %}
--
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