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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| --- | ||
| - hosts: hdb_iphost1,hdb_iphost2 | ||
| gather_facts: true | ||
| pre_tasks: | ||
| - name: Import playbook variables | ||
| include_vars: "{{ item }}" | ||
| loop: | ||
| - "saphana-vars.yml" | ||
| - "hainfra-vars.yml" | ||
| roles: | ||
| - hdbpacemakercfg | ||
| ... |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,42 @@ | ||
| --- | ||
| # https://access.redhat.com/solutions/7029705 | ||
|
|
||
| - name: Include OS specific variables | ||
| include_vars: "{{ ansible_distribution }}.yml" | ||
|
|
||
| - name: Check the prerequisites | ||
| include_tasks: "systemd_use_prerequisites.yml" | ||
|
|
||
| - name: Check if pacemaker.service.d directory exists | ||
| stat: | ||
| path: "/etc/systemd/system/pacemaker.service.d" | ||
| register: pacemaker_service_d_status | ||
| when: use_systemd == true | ||
|
|
||
| - name: Create a directory for pacemaker in systemd | ||
| file: | ||
| path: "/etc/systemd/system/pacemaker.service.d" | ||
| state: directory | ||
| mode: 0755 | ||
| when: use_systemd == true and not pacemaker_service_d_status.stat.exists | ||
|
|
||
| # The name of the service used in Jinja file can be found by running the command: systemd-cgls -u SAP.slice | ||
|
|
||
| - name: Check if pacemaker.conf file exists | ||
| stat: | ||
| path: "/etc/systemd/system/pacemaker.service.d/{{ hana_sysno }}-pacemaker.conf" | ||
| register: pacemaker_conf_status | ||
| when: use_systemd == true | ||
|
|
||
| - name: Generate the pacemaker file | ||
| template: | ||
| src: pacemaker.j2 | ||
| dest: "/etc/systemd/system/pacemaker.service.d/{{ hana_sysno }}-pacemaker.conf" | ||
| mode: 0644 | ||
| when: use_systemd == true and not pacemaker_conf_status.stat.exists | ||
|
|
||
| - name: Activate the file | ||
| systemd: | ||
| daemon_reload: yes | ||
| when: use_systemd == true | ||
| ... |
49 changes: 49 additions & 0 deletions
49
ansible/roles/hdbpacemakercfg/tasks/systemd_use_prerequisites.yml
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,49 @@ | ||
| --- | ||
| - name: Check if HANA DB is installed | ||
| stat: | ||
| path: "/hana/shared/{{ hana_sid|upper }}/exe/linuxx86_64/hdb" | ||
| register: hdb_install_status | ||
|
|
||
| - name: Check if systemd usage is allowed for this OS major version | ||
| set_fact: | ||
| os_vers_ok: true | ||
| when: hdb_install_status.stat.exists and (ansible_distribution_major_version | int >= os_release_min | int) | ||
|
|
||
| - name: Run the command to get systemd version | ||
| shell: systemctl --version | grep systemd | ||
| register: systemd_info | ||
| changed_when: False | ||
| when: hdb_install_status.stat.exists and os_vers_ok is defined | ||
|
|
||
| - name: Extract systemd version | ||
| set_fact: | ||
| systemd_vers: "{{ systemd_info.stdout.split(' ')[1] | int }}" | ||
| when: systemd_info is defined | ||
|
|
||
| - name: Check if systemd usage is allowed for this systemd version | ||
| set_fact: | ||
| systemd_vers_ok: true | ||
| when: >- | ||
| systemd_vers is defined and (systemd_vers | int >= systemd_vers_min) | ||
| - name: Run the command to get SAP HANA SP | ||
| shell: su - {{ hana_sid | lower }}adm -c "HDB version | grep 'version:'" | ||
| register: hdb_versinfo | ||
| changed_when: False | ||
| when: systemd_vers_ok is defined | ||
|
|
||
| - name: Extract HANA SP | ||
| set_fact: | ||
| hana_sp: "{{ ((hdb_versinfo.stdout.split('.')[2])[:2]) | int }}" | ||
| when: hdb_versinfo is defined | ||
|
|
||
| - name: Check if systemd usage is allowed for this SAP HANA SP | ||
| set_fact: | ||
| hana_vers_ok: true | ||
| when: hana_sp is defined and (hana_sp | int >= hana_sp_min | int) | ||
|
|
||
| - name: Set variable for systemd usage | ||
| set_fact: | ||
| use_systemd: true | ||
| when: hana_vers_ok is defined | ||
| ... |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,4 @@ | ||
| [Unit] | ||
| Description=Pacemaker needs the SAP HANA instance service | ||
| Wants=SAP{{ hana_sid | upper }}_{{ hana_sysno }}.service | ||
| After=SAP{{ hana_sid | upper }}_{{ hana_sysno }}.service |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,5 @@ | ||
| --- | ||
| os_release_min: 8 | ||
| systemd_vers_min: 239 | ||
| hana_sp_min: 7 | ||
| ... |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,5 @@ | ||
| --- | ||
| os_release_min: 15 | ||
| systemd_vers_min: 234 | ||
| hana_sp_min: 7 | ||
| ... |
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