103 lines
3.3 KiB
YAML
103 lines
3.3 KiB
YAML
---
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- name: Fail if source interface does not exist
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fail:
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msg: >
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The interface {{ source_interface }} specified for the physical network
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{{ network_name }} does not exist.
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when: source_interface not in ansible_interfaces
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### Firstly, some fact gathering.
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# Start off by assuming the source interface is direct, unless proven
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# otherwise.
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- set_fact:
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source_type: direct
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- name: Get source interface details
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# NOTE(w-miller): The `ip` command may not be in $PATH, so use the full path.
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command: /usr/sbin/ip -details link show {{ source_interface }}
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register: if_details
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changed_when: false
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- name: Register source interface as a Linux bridge
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set_fact:
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source_type: linux_bridge
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when: if_details.stdout_lines[-1].split()[0] == 'bridge'
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- block:
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- name: Get list of OVS bridges
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command: ovs-vsctl list-br
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register: ovs_bridges
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changed_when: false
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- name: Register source interface as an Open vSwitch bridge
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set_fact:
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source_type: ovs_bridge
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when: source_interface in ovs_bridges.stdout_lines
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when: if_details.stdout_lines[-1].split()[0] == 'openvswitch'
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### Actual configuration starts here.
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- name: Ensure Open vSwitch bridge is in the correct state
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openvswitch_bridge:
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bridge: "{{ tenks_bridge }}"
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state: "{{ state }}"
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become: true
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- name: Configure existing Linux bridge
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when: source_type == 'linux_bridge'
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include_role:
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name: veth-pair
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vars:
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veth_pair_ovs_bridge: "{{ tenks_bridge }}"
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veth_pair_ovs_link_name: >-
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{{ veth_prefix + tenks_bridge + veth_bridge_ovs_suffix }}
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veth_pair_source_bridge: "{{ source_interface }}"
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veth_pair_source_link_name: >-
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{{ veth_prefix + tenks_bridge + veth_bridge_source_suffix }}
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veth_pair_plug_into_source: true
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veth_pair_state: "{{ state }}"
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- name: Configure existing Open vSwitch bridge
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when: source_type == 'ovs_bridge'
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block:
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- name: Configure patch port on Tenks bridge
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openvswitch_port:
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bridge: "{{ tenks_bridge }}"
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port: "{{ veth_prefix + tenks_bridge + veth_bridge_ovs_suffix }}"
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# Despite the module documentation, `set` will happily take multiple
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# properties.
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set: >-
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Interface {{ veth_prefix + tenks_bridge + veth_bridge_ovs_suffix }}
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type=patch
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options:peer={{ veth_prefix + tenks_bridge +
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veth_bridge_source_suffix }}
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# If 'absent', we've already deleted the bridge earlier, so no need to
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# delete the port.
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when: state != 'absent'
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become: true
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- name: Configure patch port on source bridge
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openvswitch_port:
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bridge: "{{ source_interface }}"
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port: "{{ veth_prefix + tenks_bridge + veth_bridge_source_suffix }}"
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set: >-
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Interface {{ veth_prefix + tenks_bridge + veth_bridge_source_suffix }}
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type=patch
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options:peer={{ veth_prefix + tenks_bridge +
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veth_bridge_ovs_suffix }}
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state: "{{ state }}"
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become: true
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- name: Plug source interface into Tenks bridge
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openvswitch_port:
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bridge: "{{ tenks_bridge }}"
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port: "{{ source_interface }}"
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state: "{{ state }}"
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when:
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- source_type == 'direct'
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# If 'absent', we've already deleted the bridge earlier, so no need to
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# unplug the interface.
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- state != 'absent'
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become: true
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