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49 lines
1.6 KiB
Bash
Executable File
49 lines
1.6 KiB
Bash
Executable File
#! /bin/bash
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# Copyright 2016 The Kubernetes Authors. All rights reserved.
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#
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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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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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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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NS="${RELEASE_NAMESPACE:-default}"
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POD_NAME="${RELEASE_NAME:-mongo}-mongodb-replicaset"
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MONGOCACRT=/ca/tls.crt
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MONGOPEM=/work-dir/mongo.pem
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if [ -f $MONGOPEM ]; then
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MONGOARGS="--ssl --sslCAFile $MONGOCACRT --sslPEMKeyFile $MONGOPEM"
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fi
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for i in $(seq 0 2); do
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pod="${POD_NAME}-$i"
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kubectl exec --namespace $NS $pod -- sh -c 'mongo '"$MONGOARGS"' --eval="printjson(rs.isMaster())"' | grep '"ismaster" : true'
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if [ $? -eq 0 ]; then
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echo "Found master: $pod"
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MASTER=$pod
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break
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fi
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done
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kubectl exec --namespace $NS $MASTER -- mongo "$MONGOARGS" --eval='printjson(db.test.insert({"status": "success"}))'
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# TODO: find maximum duration to wait for slaves to be up-to-date with master.
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sleep 2
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for i in $(seq 0 2); do
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pod="${POD_NAME}-$i"
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if [[ $pod != $MASTER ]]; then
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echo "Reading from slave: $pod"
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kubectl exec --namespace $NS $pod -- mongo "$MONGOARGS" --eval='rs.slaveOk(); db.test.find().forEach(printjson)'
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fi
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done
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