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sap_ha_pacemaker_cluster: scale-out updates
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6 files changed

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‎roles/sap_ha_pacemaker_cluster/tasks/ascertain_sap_landscape.yml‎

Lines changed: 31 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -32,6 +32,37 @@
3232
when:
3333
- sap_ha_pacemaker_cluster_host_type | select('search', 'hana_scaleup') | length > 0
3434

35+
# Majority-maker: The role does not handle the simultaneous setup of a quorum-only node.
36+
- name: "SAP HA Prepare Pacemaker - Fail if the majority-maker node is in the play hosts list"
37+
ansible.builtin.assert:
38+
that:
39+
- sap_ha_pacemaker_cluster_quorum_majority_maker_node not in ansible_play_hosts
40+
fail_msg: |
41+
This role does not handle the simultaneous setup of SAP hosts and a quorum-only
42+
cluster node, also called 'majority-maker'.
43+
44+
Remove the majority-maker node from the target hosts of the playbook run.
45+
when:
46+
- sap_ha_pacemaker_cluster_quorum_majority_maker_node | length > 0
47+
48+
# Scale-out
49+
- name: "SAP HA Prepare Pacemaker - Verify that for 'hana_scaleout' types a minimum of 4 HANA hosts is used"
50+
ansible.builtin.assert:
51+
that:
52+
- ansible_play_hosts | difference(sap_ha_pacemaker_cluster_quorum_majority_maker_node | split(',')) | length > 3
53+
fail_msg: |
54+
There are less than 4 HANA target hosts available for a scale-out setup.
55+
56+
Play hosts:
57+
{{ ansible_play_hosts | to_nice_yaml }}
58+
Excluded majority-maker hosts: {{ sap_ha_pacemaker_cluster_quorum_majority_maker_node }}
59+
60+
Available hosts:
61+
{{ ansible_play_hosts | difference(sap_ha_pacemaker_cluster_quorum_majority_maker_node | split(',')) | to_nice_yaml }}
62+
when:
63+
- sap_ha_pacemaker_cluster_host_type | select('search', 'hana_scaleout') | length > 0
64+
65+
3566
# Host type rules:
3667
# - there can only be 0 or 1 HANA type in the list
3768
# - there can only be 0 or 1 NW (A)SCS/ERS type in the list

‎roles/sap_ha_pacemaker_cluster/tasks/construct_vars_hana_scaleout.yml‎

Lines changed: 213 additions & 9 deletions
Original file line numberDiff line numberDiff line change
@@ -1,14 +1,218 @@
11
# SPDX-License-Identifier: Apache-2.0
22
---
3-
# Variables containing variables must be constructed with values
4-
# to be fed into an included role
3+
- name: "SAP HA Prepare Pacemaker - Add resource: SAP HANA Topology"
4+
ansible.builtin.set_fact:
5+
__sap_ha_pacemaker_cluster_resource_primitives: "{{ __sap_ha_pacemaker_cluster_resource_primitives + [__resource_hana_topology] }}"
6+
vars:
7+
__resource_hana_topology:
8+
id: "{{ __sap_ha_pacemaker_cluster_hana_topology_resource_name }}"
9+
agent: "{{ __sap_ha_pacemaker_cluster_resource_agents.saphanatopology }}"
10+
instance_attrs:
11+
- attrs:
12+
- name: SID
13+
value: "{{ __sap_ha_pacemaker_cluster_hana_sid }}"
14+
- name: InstanceNumber
15+
value: "{{ __sap_ha_pacemaker_cluster_hana_instance_nr }}"
16+
operations:
17+
- action: start
18+
attrs:
19+
- name: timeout
20+
value: 600
21+
- action: stop
22+
attrs:
23+
- name: timeout
24+
value: 300
25+
- action: monitor
26+
attrs:
27+
- name: interval
28+
value: 30
29+
- name: timeout
30+
value: 300
31+
when:
32+
- __resource_hana_topology.agent not in (__sap_ha_pacemaker_cluster_resource_primitives | map(attribute='agent'))
533

6-
# TODO: add here any scale-out special variable constructions
7-
# Make sure to first respect 'ha_cluster' native variables
834

9-
# - name: "SAP HA Prepare Pacemaker - Construct cluster vars for SAP HANA Scale-out"
10-
# ansible.builtin.set_fact:
35+
- name: "SAP HA Prepare Pacemaker - Add resource: SAP HANA DB"
36+
ansible.builtin.set_fact:
37+
__sap_ha_pacemaker_cluster_resource_primitives: "{{ __sap_ha_pacemaker_cluster_resource_primitives + [__resource_hana] }}"
38+
vars:
39+
__resource_hana:
40+
id: "{{ __sap_ha_pacemaker_cluster_hanacontroller_resource_name }}"
41+
agent: "{{ __sap_ha_pacemaker_cluster_resource_agents.saphanacontroller }}"
42+
instance_attrs:
43+
- attrs:
44+
- name: SID
45+
value: "{{ __sap_ha_pacemaker_cluster_hana_sid }}"
46+
- name: InstanceNumber
47+
value: "{{ __sap_ha_pacemaker_cluster_hana_instance_nr }}"
48+
- name: AUTOMATED_REGISTER
49+
value: "{{ sap_ha_pacemaker_cluster_hana_automated_register | string }}"
50+
- name: DUPLICATE_PRIMARY_TIMEOUT
51+
value: "{{ sap_ha_pacemaker_cluster_hana_duplicate_primary_timeout | string }}"
52+
- name: PREFER_SITE_TAKEOVER
53+
value: "{{ sap_ha_pacemaker_cluster_hana_prefer_site_takeover | string }}"
54+
operations:
55+
- action: start
56+
attrs:
57+
- name: timeout
58+
value: 3600
59+
- action: stop
60+
attrs:
61+
- name: timeout
62+
value: 3600
63+
- action: monitor
64+
attrs:
65+
- name: interval
66+
value: 61
67+
- name: role
68+
value: Unpromoted
69+
- name: timeout
70+
value: 700
71+
- action: monitor
72+
attrs:
73+
- name: interval
74+
value: 60
75+
- name: role
76+
value: Promoted
77+
- name: timeout
78+
value: 700
79+
- action: promote
80+
attrs:
81+
- name: timeout
82+
value: 700
83+
- action: demote
84+
attrs:
85+
- name: timeout
86+
value: 320
87+
meta_attrs:
88+
- attrs:
89+
- name: priority
90+
value: 100
91+
when:
92+
- __resource_hana.agent not in (__sap_ha_pacemaker_cluster_resource_primitives | map(attribute='agent'))
1193

12-
- name: "SAP HA Prepare Pacemaker - Info"
13-
ansible.builtin.debug:
14-
msg: "INFO: There is currently no Scale-out specific construction, in addition to the SAP HANA common definitions."
94+
# The filesystem resource is only created when 'angi' detection is enabled
95+
# and the 'angi' package is available.
96+
- name: "SAP HA Prepare Pacemaker - Add resource: SAP HANA Filesystem"
97+
ansible.builtin.set_fact:
98+
__sap_ha_pacemaker_cluster_resource_primitives: "{{ __sap_ha_pacemaker_cluster_resource_primitives + [__resource_hana_filesystem] }}"
99+
vars:
100+
__resource_hana_filesystem:
101+
id: "{{ __sap_ha_pacemaker_cluster_hana_filesystem_resource_name }}"
102+
agent: "{{ __sap_ha_pacemaker_cluster_resource_agents.saphanafilesystem }}"
103+
instance_attrs:
104+
- attrs:
105+
- name: SID
106+
value: "{{ __sap_ha_pacemaker_cluster_hana_sid }}"
107+
- name: InstanceNumber
108+
value: "{{ __sap_ha_pacemaker_cluster_hana_instance_nr }}"
109+
- name: ON_FAIL_ACTION
110+
value: fence
111+
operations:
112+
- action: start
113+
attrs:
114+
- name: interval
115+
value: 0
116+
- name: timeout
117+
value: 10
118+
- action: stop
119+
attrs:
120+
- name: interval
121+
value: 0
122+
- name: timeout
123+
value: 20
124+
- action: monitor
125+
attrs:
126+
- name: interval
127+
value: 120
128+
- name: timeout
129+
value: 180
130+
when:
131+
- __resource_hana_filesystem.agent not in (__sap_ha_pacemaker_cluster_resource_primitives | map(attribute='agent'))
132+
- sap_ha_pacemaker_cluster_hana_create_filesystem_resource
133+
- sap_ha_pacemaker_cluster_saphanasr_angi_detection
134+
- __sap_ha_pacemaker_cluster_saphanasr_angi_available
135+
136+
137+
- name: "SAP HA Prepare Pacemaker - Add resource clone: SAP HANA Topology"
138+
ansible.builtin.set_fact:
139+
__sap_ha_pacemaker_cluster_resource_clones: "{{ __sap_ha_pacemaker_cluster_resource_clones + [__clone_hana_topology] }}"
140+
vars:
141+
__clone_hana_topology:
142+
id: "{{ __sap_ha_pacemaker_cluster_hana_topology_resource_clone_name }}"
143+
resource_id: "{{ __sap_ha_pacemaker_cluster_hana_topology_resource_name }}"
144+
meta_attrs:
145+
- attrs:
146+
- name: clone-max
147+
value: "{{ __sap_ha_pacemaker_cluster_meta_clone_max }}"
148+
- name: clone-node-max
149+
value: 1
150+
- name: interleave
151+
value: "true"
152+
when:
153+
- __clone_hana_topology.resource_id not in (__sap_ha_pacemaker_cluster_resource_clones | map(attribute='resource_id'))
154+
155+
156+
- name: "SAP HA Prepare Pacemaker - Add resource clone: SAP HANA Controller"
157+
ansible.builtin.set_fact:
158+
__sap_ha_pacemaker_cluster_resource_clones:
159+
"{{ __sap_ha_pacemaker_cluster_resource_clones + [__clone_hana] }}"
160+
vars:
161+
__clone_hana:
162+
id: "{{ __sap_ha_pacemaker_cluster_hanacontroller_resource_clone_name }}"
163+
resource_id: "{{ __sap_ha_pacemaker_cluster_hanacontroller_resource_name }}"
164+
meta_attrs:
165+
- attrs:
166+
- name: clone-max
167+
value: "{{ __sap_ha_pacemaker_cluster_meta_clone_max }}"
168+
- name: clone-node-max
169+
value: 1
170+
- name: interleave
171+
value: "true"
172+
- name: promotable
173+
value: "true"
174+
- name: maintenance
175+
value: "true"
176+
when:
177+
- __clone_hana.resource_id not in (__sap_ha_pacemaker_cluster_resource_clones | map(attribute='resource_id'))
178+
179+
- name: "SAP HA Prepare Pacemaker - Add resource clone: SAP HANA Filesystem"
180+
ansible.builtin.set_fact:
181+
__sap_ha_pacemaker_cluster_resource_clones: "{{ __sap_ha_pacemaker_cluster_resource_clones + [__clone_hana_filesystem] }}"
182+
vars:
183+
__clone_hana_filesystem:
184+
id: "{{ __sap_ha_pacemaker_cluster_hana_filesystem_resource_clone_name }}"
185+
resource_id: "{{ __sap_ha_pacemaker_cluster_hana_filesystem_resource_name }}"
186+
meta_attrs:
187+
- attrs:
188+
- name: clone-max
189+
value: "{{ __sap_ha_pacemaker_cluster_meta_clone_max }}"
190+
- name: clone-node-max
191+
value: 1
192+
- name: interleave
193+
value: "true"
194+
when:
195+
- __clone_hana_filesystem.resource_id not in (__sap_ha_pacemaker_cluster_resource_clones | map(attribute='resource_id'))
196+
- sap_ha_pacemaker_cluster_hana_create_filesystem_resource
197+
- sap_ha_pacemaker_cluster_saphanasr_angi_detection
198+
- __sap_ha_pacemaker_cluster_saphanasr_angi_available
199+
200+
# First start Topology, then HANA (automatically stops in reverse order)
201+
- name: "SAP HA Prepare Pacemaker - Add order constraint: Topology starts before DB"
202+
ansible.builtin.set_fact:
203+
__sap_ha_pacemaker_cluster_constraints_order:
204+
"{{ __sap_ha_pacemaker_cluster_constraints_order + [__constraint_order_hana_topology] }}"
205+
vars:
206+
__constraint_order_hana_topology:
207+
id: "{{ __sap_ha_pacemaker_cluster_hana_order_topology_hana_name }}"
208+
resource_first:
209+
id: "{{ __sap_ha_pacemaker_cluster_hana_topology_resource_clone_name }}"
210+
action: start
211+
resource_then:
212+
id: "{{ __sap_ha_pacemaker_cluster_hanacontroller_resource_clone_name }}"
213+
action: start
214+
options:
215+
- name: symmetrical
216+
value: "false"
217+
when:
218+
- __constraint_order_hana_topology.resource_then not in (__sap_ha_pacemaker_cluster_constraints_order | map(attribute='resource_then'))

‎roles/sap_ha_pacemaker_cluster/tasks/construct_vars_hana_scaleup_angi.yml‎

Lines changed: 4 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -140,7 +140,7 @@
140140
meta_attrs:
141141
- attrs:
142142
- name: clone-max
143-
value: 2
143+
value: "{{ __sap_ha_pacemaker_cluster_meta_clone_max }}"
144144
- name: clone-node-max
145145
value: 1
146146
- name: interleave
@@ -160,7 +160,7 @@
160160
meta_attrs:
161161
- attrs:
162162
- name: clone-max
163-
value: 2
163+
value: "{{ __sap_ha_pacemaker_cluster_meta_clone_max }}"
164164
- name: clone-node-max
165165
value: 1
166166
- name: interleave
@@ -181,6 +181,8 @@
181181
resource_id: "{{ __sap_ha_pacemaker_cluster_hana_filesystem_resource_name }}"
182182
meta_attrs:
183183
- attrs:
184+
- name: clone-max
185+
value: "{{ __sap_ha_pacemaker_cluster_meta_clone_max }}"
184186
- name: clone-node-max
185187
value: 1
186188
- name: interleave

‎roles/sap_ha_pacemaker_cluster/tasks/construct_vars_vip_constraints_hana.yml‎

Lines changed: 8 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -10,7 +10,8 @@
1010
id: "{{ __sap_ha_pacemaker_cluster_hana_order_hana_vip_primary_name }}"
1111
resource_first:
1212
id: "{{ __sap_ha_pacemaker_cluster_hanacontroller_resource_clone_name
13-
if __sap_ha_pacemaker_cluster_saphanasr_angi_available
13+
if (__sap_ha_pacemaker_cluster_saphanasr_angi_available
14+
or (sap_ha_pacemaker_cluster_host_type | select('search', 'hana_scaleout') | length > 0))
1415
else __sap_ha_pacemaker_cluster_hana_resource_clone_name }}"
1516
action: promote
1617
resource_then:
@@ -51,7 +52,8 @@
5152
id: "{{ __sap_ha_pacemaker_cluster_hana_order_hana_vip_secondary_name }}"
5253
resource_first:
5354
id: "{{ __sap_ha_pacemaker_cluster_hanacontroller_resource_clone_name
54-
if __sap_ha_pacemaker_cluster_saphanasr_angi_available
55+
if (__sap_ha_pacemaker_cluster_saphanasr_angi_available
56+
or (sap_ha_pacemaker_cluster_host_type | select('search', 'hana_scaleout') | length > 0))
5557
else __sap_ha_pacemaker_cluster_hana_resource_clone_name }}"
5658
action: start
5759
resource_then:
@@ -94,7 +96,8 @@
9496
resource_leader:
9597
# SAPHana is replaced by SAP HANA Controller for SAPHanaSR-angi
9698
id: "{{ __sap_ha_pacemaker_cluster_hanacontroller_resource_clone_name
97-
if __sap_ha_pacemaker_cluster_saphanasr_angi_available
99+
if (__sap_ha_pacemaker_cluster_saphanasr_angi_available
100+
or (sap_ha_pacemaker_cluster_host_type | select('search', 'hana_scaleout') | length > 0))
98101
else __sap_ha_pacemaker_cluster_hana_resource_clone_name }}"
99102
# SUSE SAPHanaSR is using Master Slave clone using Master/Slave roles
100103
role: "{{ 'master' if ansible_os_family == 'Suse' and not __sap_ha_pacemaker_cluster_saphanasr_angi_available
@@ -155,7 +158,8 @@
155158
resource_leader:
156159
# SAPHana is replaced by SAP HANA Controller for SAPHanaSR-angi
157160
id: "{{ __sap_ha_pacemaker_cluster_hanacontroller_resource_clone_name
158-
if __sap_ha_pacemaker_cluster_saphanasr_angi_available
161+
if (__sap_ha_pacemaker_cluster_saphanasr_angi_available
162+
or (sap_ha_pacemaker_cluster_host_type | select('search', 'hana_scaleout') | length > 0))
159163
else __sap_ha_pacemaker_cluster_hana_resource_clone_name }}"
160164
# SUSE SAPHanaSR is using Master Slave clone using Master/Slave roles
161165
role: "{{ 'slave' if ansible_os_family == 'Suse' and not __sap_ha_pacemaker_cluster_saphanasr_angi_available

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