mirror of
https://github.com/PyratLabs/ansible-role-k3s.git
synced 2024-11-25 12:15:51 +01:00
f684f6d907
Fixes #17 There appeared to be a race condition where starting all secondary masters all at once would cause the k3s service to fail on a number of the other masters. A retry has been added to the task to attempt to bring them all up until they stop failing.
82 lines
2.5 KiB
YAML
82 lines
2.5 KiB
YAML
---
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- name: Ensure ansible_host is mapped to inventory_hostname
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lineinfile:
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path: /tmp/inventory.txt
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line: >-
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{{ item }}
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@@@
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{{ hostvars[item].ansible_host | default(hostvars[item].ansible_fqdn) }}
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@@@
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C_{{ hostvars[item].k3s_control_node }}
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@@@
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P_{{ hostvars[item].k3s_primary_control_node | default(False) }}
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create: true
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loop: "{{ play_hosts }}"
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- name: Lookup control node from file
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command: "grep '{{ 'P_True' if (k3s_controller_count | length > 1) else 'C_True' }}' /tmp/inventory.txt"
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changed_when: false
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register: k3s_control_delegate_raw
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- name: Ensure control node is delegated to for obtaining a token
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set_fact:
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k3s_control_delegate: "{{ k3s_control_delegate_raw.stdout.split(' @@@ ')[0] }}"
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- name: Ensure the control node address is registered in Ansible
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set_fact:
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k3s_control_node_address: "{{ hostvars[k3s_control_delegate].ansible_host | default(hostvars[k3s_control_delegate].ansible_fqdn) }}"
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when: k3s_control_node_address is not defined
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- name: Ensure NODE_TOKEN is captured from control node
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slurp:
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path: "/var/lib/rancher/k3s/server/node-token"
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register: k3s_slurped_control_token
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delegate_to: "{{ k3s_control_delegate }}"
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when: k3s_control_token is not defined
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- name: Ensure NODE_TOKEN is formatted correctly for use in templates
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set_fact:
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k3s_control_token: "{{ k3s_slurped_control_token.content | b64decode }}"
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when: k3s_control_token is not defined
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- name: Ensure k3s service unit file is present
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template:
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src: k3s.service.j2
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dest: /etc/systemd/system/k3s.service
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notify:
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- reload systemd
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- restart k3s
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- name: Ensure secondary masters are started
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service:
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name: k3s
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state: started
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enabled: true
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register: ensure_secondary_masters_started
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until: ensure_secondary_masters_started is succeeded
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retries: "{{ play_hosts | length }}"
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delay: 2
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when: k3s_control_node and not k3s_primary_control_node
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- name: Wait for control plane to be ready to accept connections
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wait_for:
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port: "{{ k3s_https_port }}"
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delay: 5
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sleep: 5
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timeout: 300
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when: k3s_control_node
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- meta: flush_handlers
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- name: Wait for all nodes to be ready
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command: "{{ k3s_install_dir }}/kubectl get nodes"
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changed_when: false
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failed_when: false
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register: kubectl_get_nodes_result
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until: kubectl_get_nodes_result.rc == 0
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and kubectl_get_nodes_result.stdout.find("NotReady") == -1
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retries: 30
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delay: 20
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when: k3s_control_node and not k3s_no_flannel
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