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      1 #!/bin/bash
      2 #
      3 # Copyright (c) 2014 The Chromium OS Authors. All rights reserved.
      4 # Use of this source code is governed by a BSD-style license that can be
      5 # found in the LICENSE file.
      6 
      7 USAGE="Usage: ./es_create_alias.sh \
      8 [-s <server>] [-p <port>] [-i <index>] [-a <alias>]
      9 Example usage: ./es_create_alias.sh -s 172.25.61.45 -p 9200 -i \
     10 test_index -a test_index_alias"
     11 
     12 HELP="${USAGE}\n\n\
     13 Create a new alias so that we can refer to an index via an alternate name.\n\
     14 This is useful so we can remap an index without any downtime. \n\
     15 
     16 Options:\n\
     17   -s IP of server running elasticsearch\n\
     18   -p Port of server running elasticsearch\n\
     19   -a A new name that we can refer to the index as \n\
     20   -i elasticsearch index, i.e. atlantis4.mtv, cautotest, localhost, etc.\n"
     21 
     22 SERVER=
     23 PORT=
     24 ALIAS=
     25 INDEX=
     26 while getopts ":s:p:a:i:" opt; do
     27   case $opt in
     28     s)
     29       SERVER=$OPTARG
     30       ;;
     31     p)
     32       PORT=$OPTARG
     33       ;;
     34     a)
     35       ALIAS=$OPTARG
     36       ;;
     37     i)
     38       INDEX=$OPTARG
     39       ;;
     40     \?)
     41       echo "Invalid option: -$OPTARG" >&2
     42       echo "${USAGE}" >&2
     43       exit 1
     44       ;;
     45     :)
     46       echo "Option -$OPTARG requires an argument." >&2
     47       echo "${USAGE}" >&2
     48       exit 1
     49       ;;
     50   esac
     51 done
     52 
     53 echo "Creating alias ${ALIAS} for index ${INDEX} for
     54       ES server at: ${SERVER}:${PORT}..."
     55 
     56 
     57 curl -XPOST ${SERVER}:${PORT}/_aliases -d '
     58 {
     59     "actions": [
     60         { "add": {
     61             "alias": '"\"${ALIAS}\""',
     62             "index": '"\"${INDEX}\""'
     63         }}
     64     ]
     65 }'
     66 
     67 echo ''