64 lines
1.8 KiB
YAML
64 lines
1.8 KiB
YAML
---
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- name: Configure static IP using Netplan (only if needed)
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become: true
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when:
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- ansible_distribution == "Ubuntu"
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- ansible_oldip is defined
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- ansible_oldip != ansible_newip
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block:
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- name: Detect primary network interface
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set_fact:
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netplan_interface: "{{ ansible_default_ipv4.interface }}"
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- name: Derive CIDR prefix from netmask (fallback to 24)
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set_fact:
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netmask_bits: "{{ ansible_default_ipv4.netmask | ansible.utils.ipaddr('prefix') | default('24', true) }}"
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- name: Capture system DNS servers (fallback to 8.8.8.8)
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set_fact:
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current_dns_servers: "{{ ansible_dns.nameservers | default(['8.8.8.8']) }}"
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- name: Generate Netplan config with static IP
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ansible.builtin.copy:
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dest: /etc/netplan/01-netcfg.yaml
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mode: '0600'
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content: |
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network:
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version: 2
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renderer: networkd
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ethernets:
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{{ netplan_interface }}:
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dhcp4: no
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addresses: [{{ ansible_newip }}/{{ netmask_bits }}]
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routes:
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- to: default
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via: {{ ansible_default_ipv4.gateway }}
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nameservers:
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addresses: {{ current_dns_servers }}
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- name: Remove default cloud-init netplan config
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ansible.builtin.file:
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path: /etc/netplan/50-cloud-init.yaml
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state: absent
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notify: Apply netplan
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- name: Wait for network change to apply
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ansible.builtin.pause:
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seconds: 10
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- name: Wait for host to become reachable on new IP
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ansible.builtin.wait_for:
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host: "{{ ansible_newip }}"
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port: 22
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delay: 5
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timeout: 120
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state: started
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- name: Reassign ansible_host to the new static IP
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set_fact:
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ansible_host: "{{ ansible_newip }}"
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