| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you 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. |
| |
| # Output Cassandra cluster and pod status. |
| |
| #!/bin/bash |
| |
| find_cassandra_pods="kubectl get pods -l name=cassandra" |
| |
| first_running_seed="$($find_cassandra_pods -o jsonpath="{.items[0].metadata.name}")" |
| |
| # Use nodetool status command to determine the status of pods and display |
| cluster_status=$(kubectl exec $first_running_seed \ |
| -- nodetool status -r) |
| echo |
| echo " Cassandra Node Kubernetes Pod" |
| echo " -------------- --------------" |
| while read -r line; do |
| node_name=$(echo $line | awk '{print $1}') |
| status=$(echo "$cluster_status" | grep $node_name | awk '{print $1}') |
| |
| long_status=$(echo "$status" | \ |
| sed 's/U/ Up/g' | \ |
| sed 's/D/Down/g' | \ |
| sed 's/N/|Normal /g' | \ |
| sed 's/L/|Leaving/g' | \ |
| sed 's/J/|Joining/g' | \ |
| sed 's/M/|Moving /g') |
| |
| : ${long_status:=" "} |
| echo "$long_status $line" |
| done <<< "$($find_cassandra_pods)" |
| |
| echo |