| #!/usr/bin/env bash |
| |
| # 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. |
| |
| # This script exists to create the keytab set for a node on the cluster |
| # including hbase and ZK alongside then YARN cores. |
| |
| # usage |
| # keytabs <realm> <hostname> |
| # validate the args |
| |
| num_vars=$# |
| if [[ $num_vars < 2 ]] |
| then |
| echo "Usage: $0 <realm> <hostname>" |
| exit -2 |
| fi |
| |
| realm="$1" |
| hostname="$2" |
| dest="." |
| |
| kadmin=kadmin.local |
| |
| ${kadmin} <<EOF |
| addprinc -randkey hdfs/${hostname}@${realm} |
| addprinc -randkey yarn/${hostname}@${realm} |
| addprinc -randkey HTTP/${hostname}@${realm} |
| addprinc -randkey hbase/${hostname}@${realm} |
| addprinc -randkey zookeeper/${hostname}@${realm} |
| |
| ktadd -norandkey -k ${dest}/hdfs.keytab \ |
| hdfs/${hostname}@${realm} \ |
| HTTP/${hostname}@${realm} |
| |
| ktadd -norandkey -k ${dest}/yarn.keytab \ |
| yarn/${hostname}@${realm} \ |
| HTTP/${hostname}@${realm} |
| |
| ktadd -norandkey -k ${dest}/hbase.keytab \ |
| hbase/${hostname}@${realm} |
| |
| ktadd -norandkey -k ${dest}/zookeeper.keytab \ |
| zookeeper/${hostname}@${realm} |
| EOF |
| |
| exitcode=$? |
| if [[ $exitcode != 0 ]] |
| then |
| echo "keytab generation from ${kadmin} failed with exit code $exitcode" |
| exit $exitcode |
| else |
| echo "keytab files for ${hostname}@${realm} created" |
| fi |