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Make AWS/GCP HANA cluster playbook follow best practices #323

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Make AWS/GCP HANA cluster playbook follow best practices #323

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46 changes: 27 additions & 19 deletions ansible/playbooks/tasks/cluster-hana.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -37,11 +37,6 @@
{{ 'Master' if ansible_facts.packages['pacemaker'][0].version is version('2.1.9', '<')
else 'Promoted' }}

- name: Ensure maintenance mode is active
ansible.builtin.command:
cmd: crm maintenance on
when: crm_maintenance_mode is false or crm_maintenance_mode == 'unknown'

- name: Create HANA topology resource
ansible.builtin.command:
cmd: >-
Expand Down Expand Up @@ -136,6 +131,7 @@
clone-node-max="1"
target-role="Started"
interleave="true"
maintenance="true"
{% if clone_command == 'clone' %}promotable="true"{% endif %}
when:
- is_primary
Expand Down Expand Up @@ -179,6 +175,10 @@
- use_hana_sr_angi | bool
- hana_filesystem_clone | length == 0

- name: Wait for cluster to settle
ansible.builtin.command:
cmd: cs_wait_for_idle -s 5

- name: Configure colocation [aws]
ansible.builtin.command:
cmd: >-
Expand All @@ -205,6 +205,10 @@
- ip_colo | length == 0
- cloud_platform_is_gcp

- name: Wait for cluster to settle
ansible.builtin.command:
cmd: cs_wait_for_idle -s 5

# Order configured as documentation for both AWS and GCP dictates
# AWS: https://documentation.suse.com/sbp/sap-15/html/SLES4SAP-hana-sr-guide-perfopt-15-aws/index.html#id-constraints
# GCP: https://cloud.google.com/solutions/sap/docs/sap-hana-ha-config-sles#create_the_saphana_primitive_resource
Expand All @@ -220,25 +224,25 @@
- is_primary
- cluster_order | length == 0

- name: Wait for cluster to settle
ansible.builtin.command:
cmd: cs_wait_for_idle -s 5

# Get current maintenance state
- name: Refresh cluster status
- name: Refresh SAPHana resource clone
ansible.builtin.command:
cmd: crm configure show
register: refreshed_crm_conf_show
changed_when: false
cmd: "crm resource refresh {{ ms_saphanactl }}"

- name: Refresh crm facts
ansible.builtin.set_fact:
refreshed_crm_maintenance_mode: "{{ (refreshed_crm_conf_show.stdout | regex_search('maintenance-mode=([a-z]*)', '\\1'))[0] | default('unknown') }}"
changed_when: false
- name: Wait for cluster to settle
ansible.builtin.command:
cmd: cs_wait_for_idle -s 5

- name: Ensure maintenance mode is disabled
- name: Remove maintenance mode from resource clone
ansible.builtin.command:
cmd: crm maintenance off
when:
- is_primary
- refreshed_crm_maintenance_mode is true or refreshed_crm_maintenance_mode == 'unknown'
cmd: "crm resource maintenance {{ ms_saphanactl }} off"

- name: Wait for cluster to settle
ansible.builtin.command:
cmd: cs_wait_for_idle -s 5

- name: Get cluster state
ansible.builtin.command:
Expand All @@ -255,6 +259,10 @@
- reg_crm_status.stdout | regex_search('Failed Resource Actions') | trim | length != 0
- is_primary

- name: Wait for cluster to settle
ansible.builtin.command:
cmd: cs_wait_for_idle -s 5

# For debug purpose only
- name: Get cluster status at the end
ansible.builtin.command:
Expand Down