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-rw-r--r--roles/openshift_master/tasks/upgrade/upgrade_scheduler.yml173
1 files changed, 173 insertions, 0 deletions
diff --git a/roles/openshift_master/tasks/upgrade/upgrade_scheduler.yml b/roles/openshift_master/tasks/upgrade/upgrade_scheduler.yml
new file mode 100644
index 000000000..8558bf3e9
--- /dev/null
+++ b/roles/openshift_master/tasks/upgrade/upgrade_scheduler.yml
@@ -0,0 +1,173 @@
+---
+# Upgrade predicates
+- vars:
+ prev_predicates: "{{ lookup('openshift_master_facts_default_predicates', short_version=openshift_upgrade_min, deployment_type=openshift_deployment_type) }}"
+ prev_predicates_no_region: "{{ lookup('openshift_master_facts_default_predicates', short_version=openshift_upgrade_min, deployment_type=openshift_deployment_type, regions_enabled=False) }}"
+ default_predicates_no_region: "{{ lookup('openshift_master_facts_default_predicates', regions_enabled=False) }}"
+ # older_predicates are the set of predicates that have previously been
+ # hard-coded into openshift_facts
+ older_predicates:
+ - - name: MatchNodeSelector
+ - name: PodFitsResources
+ - name: PodFitsPorts
+ - name: NoDiskConflict
+ - name: NoVolumeZoneConflict
+ - name: MaxEBSVolumeCount
+ - name: MaxGCEPDVolumeCount
+ - name: Region
+ argument:
+ serviceAffinity:
+ labels:
+ - region
+ - - name: MatchNodeSelector
+ - name: PodFitsResources
+ - name: PodFitsPorts
+ - name: NoDiskConflict
+ - name: NoVolumeZoneConflict
+ - name: Region
+ argument:
+ serviceAffinity:
+ labels:
+ - region
+ - - name: MatchNodeSelector
+ - name: PodFitsResources
+ - name: PodFitsPorts
+ - name: NoDiskConflict
+ - name: Region
+ argument:
+ serviceAffinity:
+ labels:
+ - region
+ # older_predicates_no_region are the set of predicates that have previously
+ # been hard-coded into openshift_facts, with the Region predicate removed
+ older_predicates_no_region:
+ - - name: MatchNodeSelector
+ - name: PodFitsResources
+ - name: PodFitsPorts
+ - name: NoDiskConflict
+ - name: NoVolumeZoneConflict
+ - name: MaxEBSVolumeCount
+ - name: MaxGCEPDVolumeCount
+ - - name: MatchNodeSelector
+ - name: PodFitsResources
+ - name: PodFitsPorts
+ - name: NoDiskConflict
+ - name: NoVolumeZoneConflict
+ - - name: MatchNodeSelector
+ - name: PodFitsResources
+ - name: PodFitsPorts
+ - name: NoDiskConflict
+ block:
+
+ # Handle case where openshift_master_predicates is defined
+ - block:
+ - debug:
+ msg: "WARNING: openshift_master_scheduler_predicates is set to defaults from an earlier release of OpenShift current defaults are: {{ openshift_master_scheduler_default_predicates }}"
+ when: openshift_master_scheduler_predicates in older_predicates + older_predicates_no_region + [prev_predicates] + [prev_predicates_no_region]
+
+ - debug:
+ msg: "WARNING: openshift_master_scheduler_predicates does not match current defaults of: {{ openshift_master_scheduler_default_predicates }}"
+ when: openshift_master_scheduler_predicates != openshift_master_scheduler_default_predicates
+ when: openshift_master_scheduler_predicates | default(none) is not none
+
+ # Handle cases where openshift_master_predicates is not defined
+ - block:
+ - debug:
+ msg: "WARNING: existing scheduler config does not match previous known defaults automated upgrade of scheduler config is disabled.\nexisting scheduler predicates: {{ openshift_master_scheduler_current_predicates }}\ncurrent scheduler default predicates are: {{ openshift_master_scheduler_default_predicates }}"
+ when:
+ - openshift_master_scheduler_current_predicates != openshift_master_scheduler_default_predicates
+ - openshift_master_scheduler_current_predicates not in older_predicates + [prev_predicates]
+
+ - set_fact:
+ openshift_upgrade_scheduler_predicates: "{{ openshift_master_scheduler_default_predicates }}"
+ when:
+ - openshift_master_scheduler_current_predicates != openshift_master_scheduler_default_predicates
+ - openshift_master_scheduler_current_predicates in older_predicates + [prev_predicates]
+
+ - set_fact:
+ openshift_upgrade_scheduler_predicates: "{{ default_predicates_no_region }}"
+ when:
+ - openshift_master_scheduler_current_predicates != default_predicates_no_region
+ - openshift_master_scheduler_current_predicates in older_predicates_no_region + [prev_predicates_no_region]
+
+ when: openshift_master_scheduler_predicates | default(none) is none
+
+
+# Upgrade priorities
+- vars:
+ prev_priorities: "{{ lookup('openshift_master_facts_default_priorities', short_version=openshift_upgrade_min, deployment_type=openshift_deployment_type) }}"
+ prev_priorities_no_zone: "{{ lookup('openshift_master_facts_default_priorities', short_version=openshift_upgrade_min, deployment_type=openshift_deployment_type, zones_enabled=False) }}"
+ default_priorities_no_zone: "{{ lookup('openshift_master_facts_default_priorities', zones_enabled=False) }}"
+ # older_priorities are the set of priorities that have previously been
+ # hard-coded into openshift_facts
+ older_priorities:
+ - - name: LeastRequestedPriority
+ weight: 1
+ - name: SelectorSpreadPriority
+ weight: 1
+ - name: Zone
+ weight: 2
+ argument:
+ serviceAntiAffinity:
+ label: zone
+ # older_priorities_no_region are the set of priorities that have previously
+ # been hard-coded into openshift_facts, with the Zone priority removed
+ older_priorities_no_zone:
+ - - name: LeastRequestedPriority
+ weight: 1
+ - name: SelectorSpreadPriority
+ weight: 1
+ block:
+
+ # Handle case where openshift_master_priorities is defined
+ - block:
+ - debug:
+ msg: "WARNING: openshift_master_scheduler_priorities is set to defaults from an earlier release of OpenShift current defaults are: {{ openshift_master_scheduler_default_priorities }}"
+ when: openshift_master_scheduler_priorities in older_priorities + older_priorities_no_zone + [prev_priorities] + [prev_priorities_no_zone]
+
+ - debug:
+ msg: "WARNING: openshift_master_scheduler_priorities does not match current defaults of: {{ openshift_master_scheduler_default_priorities }}"
+ when: openshift_master_scheduler_priorities != openshift_master_scheduler_default_priorities
+ when: openshift_master_scheduler_priorities | default(none) is not none
+
+ # Handle cases where openshift_master_priorities is not defined
+ - block:
+ - debug:
+ msg: "WARNING: existing scheduler config does not match previous known defaults automated upgrade of scheduler config is disabled.\nexisting scheduler priorities: {{ openshift_master_scheduler_current_priorities }}\ncurrent scheduler default priorities are: {{ openshift_master_scheduler_default_priorities }}"
+ when:
+ - openshift_master_scheduler_current_priorities != openshift_master_scheduler_default_priorities
+ - openshift_master_scheduler_current_priorities not in older_priorities + [prev_priorities]
+
+ - set_fact:
+ openshift_upgrade_scheduler_priorities: "{{ openshift_master_scheduler_default_priorities }}"
+ when:
+ - openshift_master_scheduler_current_priorities != openshift_master_scheduler_default_priorities
+ - openshift_master_scheduler_current_priorities in older_priorities + [prev_priorities]
+
+ - set_fact:
+ openshift_upgrade_scheduler_priorities: "{{ default_priorities_no_zone }}"
+ when:
+ - openshift_master_scheduler_current_priorities != default_priorities_no_zone
+ - openshift_master_scheduler_current_priorities in older_priorities_no_zone + [prev_priorities_no_zone]
+
+ when: openshift_master_scheduler_priorities | default(none) is none
+
+
+# Update scheduler
+- vars:
+ scheduler_config:
+ kind: Policy
+ apiVersion: v1
+ predicates: "{{ openshift_upgrade_scheduler_predicates
+ | default(openshift_master_scheduler_current_predicates) }}"
+ priorities: "{{ openshift_upgrade_scheduler_priorities
+ | default(openshift_master_scheduler_current_priorities) }}"
+ block:
+ - name: Update scheduler config
+ copy:
+ content: "{{ scheduler_config | to_nice_json }}"
+ dest: "{{ openshift_master_scheduler_conf }}"
+ backup: true
+ when: >
+ openshift_upgrade_scheduler_predicates is defined or
+ openshift_upgrade_scheduler_priorities is defined