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prepare-for-ha.yaml
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prepare-for-ha.yaml
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# Copyright 2022 Google LLC
#
# 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.
---
# [START gke_stateful_mysql_deployment_three_zone_ha]
apiVersion: apps/v1
kind: Deployment
metadata:
name: prepare-three-zone-ha
labels:
app: prepare-three-zone-ha
spec:
replicas: 3
selector:
matchLabels:
app: prepare-three-zone-ha
template:
metadata:
labels:
app: prepare-three-zone-ha
spec:
affinity:
# Tell Kubernetes to avoid scheduling a replica in a zone where there
# is already a replica with the label "app: prepare-three-zone-ha"
podAntiAffinity:
requiredDuringSchedulingIgnoredDuringExecution:
- labelSelector:
matchExpressions:
- key: app
operator: In
values:
- prepare-three-zone-ha
topologyKey: "topology.kubernetes.io/zone"
containers:
- name: prepare-three-zone-ha
image: busybox:latest
command:
- "/bin/sh"
- "-c"
- "while true; do sleep 3600; done"
resources:
limits:
cpu: "500m"
ephemeral-storage: "10Mi"
memory: "0.5Gi"
requests:
cpu: "500m"
ephemeral-storage: "10Mi"
memory: "0.5Gi"
# [END gke_stateful_mysql_deployment_three_zone_ha]