66 lines
1.7 KiB
YAML
66 lines
1.7 KiB
YAML
---
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# tasks for managing docker a swarm
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# init swarm
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- name: run init on a host
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command: docker swarm init
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args:
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creates: /var/lib/docker/swarm/state.json
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when: "ansible_nodename in swarm.managers"
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run_once: true
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# get tokens
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- name: get manager_token
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command: docker swarm join-token manager -q
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register: manager_token
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when: "ansible_nodename in swarm.managers"
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run_once: true
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changed_when: False
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- name: get worker_token
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command: docker swarm join-token worker -q
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register: worker_token
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when: "ansible_nodename in swarm.managers"
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run_once: true
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changed_when: False
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#- debug: var=manager_token
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# add hosts to swarm
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- name: adding manager to swarm
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command: docker swarm join --token={{manager_token.stdout}}
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args:
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creates: /var/lib/docker/swarm/state.json
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when: "ansible_nodename in swarm.managers"
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- name: adding worker to swarm
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command: docker swarm join --token={{worker_token.stdout}} {{swarm.managers[0]}}
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args:
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creates: /var/lib/docker/swarm/state.json
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when: "ansible_nodename in swarm.workers"
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# remove hosts from swarm
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- name: remove hosts from swam if found in remove list
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command: docker swarm leave
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args:
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removes: /var/lib/docker/swarm/state.json
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when: "ansible_nodename in swarm.removed"
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# swarm config
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- name: get history limit
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command: docker info --format '{% raw %}{{json .Swarm.Cluster.Spec.Orchestration.TaskHistoryRetentionLimit}}{% endraw %}'
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register: history_limit
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run_once: true
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changed_when: False
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- debug: var=history_limit.stdout
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run_once: True
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- name: set history limit
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command: docker swarm update --task-history-limit {{swarm.history}}
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when:
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- "ansible_nodename in swarm.managers"
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- 'swarm.history != history_limit.stdout|int'
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run_once: true
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