Create upgrade statefulset tpl for helm-toolkit
This change creates a snippet in helm-toolkit for specifying the maxUnavailable and maxSurge values under rollingUpdate for statefulsets. This can be utilized then by charts that contain statefulsets. Change-Id: I6f48cf1d2faf78b56103525771e3d4c3ecdc6db6
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{{/*
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Copyright 2019 The Openstack-Helm Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/}}
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{{- define "helm-toolkit.snippets.kubernetes_upgrades_statefulset" -}}
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{{- $envAll := index . 0 -}}
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{{- with $envAll.Values.pod.lifecycle.upgrades.statefulsets -}}
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revisionHistoryLimit: {{ .revision_history }}
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strategy:
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type: {{ .pod_replacement_strategy }}
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{{- if eq .pod_replacement_strategy "RollingUpdate" }}
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rollingUpdate:
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maxUnavailable: {{ .rolling_update.max_unavailable }}
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{{- end }}
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{{- end -}}
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{{- end -}}
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