2025-02-04 15:48:36 -08:00

98 lines
2.4 KiB
YAML

---
- name: Create /etc/docker
become: true
file:
path: /etc/docker
state: directory
mode: '0755'
- name: Set docker daemon settings
become: true
# Otherwise we risk conflicts on the host subnet
copy:
content: |
{
"default-address-pools": [
{
"base": "172.17.0.0/12",
"size": 20
},
{
"base": "172.168.0.0/16",
"size": 24
}
],
"dns": ["10.0.123.123"]
}
dest: /etc/docker/daemon.json
- name: Install dependencies
become: true
apt:
name:
- python3
- python3-pip
- python3-docker
- docker.io
- docker-buildx
- docker-compose-v2
- python3-jsondiff
- apache2-utils
update_cache: yes
- name: Enable docker
become: true
service:
name: docker
state: started
enabled: true
- name: (swarm_manager) Create ingress network
# The ingress network conflicts with my subnet and ends up causing problems,
# so we have to set a different subnet first
when: inventory_hostname == groups.swarm_managers[0]
become: true
docker_network:
name: ingress
driver: overlay
ingress: true
scope: swarm
ipam_config:
- subnet: 172.254.0.0/16
gateway: 172.254.0.1
driver_options:
# I'm honestly not completely sure what this, but in the default
# ingress network that's created during swarm initialization, this exists
# and things don't seem to work without it.
com.docker.network.driver.overlay.vxlanid_list: 4096
- name: (swarm_manager) Init swarm
when: inventory_hostname == groups.swarm_managers[0]
become: true
docker_swarm:
state: present
advertise_addr: "{{ansible_default_ipv4.address}}"
register: manager_swarm_facts
failed_when: manager_swarm_facts.failed
- when: inventory_hostname == groups.swarm_managers[0]
set_fact:
worker_join_token: "{{manager_swarm_facts.swarm_facts.JoinTokens.Worker}}"
- name: (swarm_workers) Join swarm
when: inventory_hostname in groups.swarm_workers
become: true
docker_swarm:
state: join
join_token: "{{hostvars[groups.swarm_managers[0]].worker_join_token}}"
advertise_addr: "{{ansible_default_ipv4.address}}"
remote_addrs: ["{{hostvars[groups.swarm_managers[0]].ansible_default_ipv4.address}}"]
- name: Add user to docker group
become: true
user:
name: "{{ ansible_user }}"
groups:
- docker