openstack-helm/helm-toolkit/templates/snippets/_kubernetes_pod_anti_affinity.tpl
Pete Birley f30cbcf108 Update pod affinity to allow customisation
This PS updates the pod affinity function to allow customisation by
operators at the point of deployment.

Change-Id: I8b7b2f584e990e068051d9a6d5cc7b1e1adb5aa5
2017-07-28 15:02:47 +00:00

41 lines
1.5 KiB
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# Copyright 2017 The Openstack-Helm Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
{{- define "helm-toolkit.snippets.kubernetes_pod_anti_affinity" -}}
{{- $envAll := index . 0 -}}
{{- $application := index . 1 -}}
{{- $component := index . 2 -}}
{{- $antiAffinityType := index $envAll.Values.pod.affinity.anti.type $component | default $envAll.Values.pod.affinity.anti.type.default }}
{{- $antiAffinityKey := index $envAll.Values.pod.affinity.anti.topologyKey $component | default $envAll.Values.pod.affinity.anti.topologyKey.default }}
podAntiAffinity:
{{ $antiAffinityType }}:
- podAffinityTerm:
labelSelector:
matchExpressions:
- key: release_name
operator: In
values:
- {{ $envAll.Release.Name }}
- key: application
operator: In
values:
- {{ $application }}
- key: component
operator: In
values:
- {{ $component }}
topologyKey: {{ $antiAffinityKey }}
weight: 10
{{- end -}}