ansible-role-k3s/tasks/pre_checks_control_node_count.yml
2022-01-02 22:19:51 +00:00

46 lines
1.7 KiB
YAML

---
- name: Check the conditions when a single controller is defined
ansible.builtin.assert:
that:
- (k3s_controller_list | length == 1)
- ("datastore-endpoint" not in k3s_runtime_config or not k3s_runtime_config['datastore-endpoint'])
- (k3s_etcd_datastore is not defined or not k3s_etcd_datastore)
success_msg: "Control plane configuration is valid."
fail_msg: >-
Control plane configuration is invalid.
Please see notes about k3s_control_node and HA in README.md.
when:
- k3s_controller_list | length == 1
- not k3s_use_unsupported_config
- k3s_control_node
- name: Check the conditions when multiple controllers are defined
ansible.builtin.assert:
that:
- (k3s_controller_list | length >= 2)
- (("datastore-endpoint" in k3s_runtime_config and k3s_runtime_config['datastore-endpoint'])
or (k3s_etcd_datastore is defined and k3s_etcd_datastore))
success_msg: "Control plane configuration is valid."
fail_msg: >-
Control plane configuration is invalid. Please see notes about
k3s_control_node and HA in README.md.
when:
- k3s_controller_list | length >= 2
- k3s_control_node
- name: Check the conditions when embedded etcd is defined
ansible.builtin.assert:
that:
- (k3s_controller_list | length >= 3)
- (((k3s_controller_list | length) % 2) == 1)
success_msg: "Control plane configuration is valid."
fail_msg: >-
Etcd should have a minimum of 3 defined members and the number of
members should be odd. Please see notes about HA in README.md
when:
- k3s_etcd_datastore is defined
- k3s_etcd_datastore
- not k3s_use_unsupported_config
- k3s_control_node
- k3s_state != 'uninstalled'