Shell -Skript an Reindedex Elasticsearch
#!/bin/bash
#ES_HOST="localhost"
#ES_PORT="9200"
TMP="_v2"
echo "**** Script Execution Started ****"
echo " "
echo "**** Fetching List of Indices Elasticsearch Reindexing ****"
curl -s -X GET 'http://localhost:9200/_cat/indices/%2A?v=&s=index:desc'
echo " "
sleep 5
indices_list=$(curl -s -X GET 'http://localhost:9200/_cat/indices/%2A?v=&s=index:desc' | awk '{print $3}' | sed -n '1!p')
#indices=$(curl -s "http://${ES_HOST}:${ES_PORT}/_cat/indices/abc_*?h=index" | egrep 'abc_[0-9a-f]{8}-([0-9a-f]{4}-){3}[0-9a-f]{8}*')
# do for all abc elastic indices
count=0
echo "$indices_list"
for index in $indices_list
do
echo " "
echo "**** Index No: $count ****"
echo "**** Present Index we are iterating: ${index} ****"
count=`expr $count + 1`
echo " "
echo " "
echo "Reindex process starting for index: $index"
tmp_index=$index${TMP}
output=$(curl -s -X PUT "http://localhost:9200/$tmp_index" -H 'Content-Type: application/json' -d'
{
"settings" : {
"index" : {
"number_of_shards" : 5,
"number_of_replicas" : 1
}
}
}')
echo " "
echo "Temporary index: $tmp_index created with output: $output"
echo "Starting reindexing elastic data from original index: $index to temporary index: $tmp_index"
output=$(curl -s -X POST "http://localhost:9200/_reindex" -H 'Content-Type: application/json' -d'
{
"source": {
"index": "'$index'"
},
"dest": {
"index": "'$tmp_index'"
}
}
')
echo " "
echo "Reindexing completed from original index: $index to temporary index: $tmp_index with output: $output"
echo " "
echo "Deleting $index"
output=$(curl -s -X DELETE "http://localhost:9200/$index")
echo "$index deleted with status: $output"
echo " "
echo "Creating index: $index"
output=$(curl -s -X PUT "http://localhost:9200/$index" -H 'Content-Type: application/json' -d'
{
"settings" : {
"index" : {
"number_of_shards" : 5,
"number_of_replicas" : 1
}
}
}')
echo " "
echo "Index: $index creation status: $output"
echo " "
echo "Starting reindexing elastic data from temporary index: $tmp_index to original index: $index"
output=$(curl -s -X POST "http://localhost:9200/_reindex" -H 'Content-Type: application/json' -d'
{
"source": {
"index": "'$tmp_index'"
},
"dest": {
"index": "'$index'"
}
}
')
echo " "
echo "Reindexing completed from temporary index:$tmp_index to original index:$index with output: $output"
echo " "
echo "Deleting $tmp_index"
output=$(curl -s -X DELETE "http://localhost:9200/$tmp_index")
echo "$tmp_index deleted with status: $output"
echo " "
done
echo " "
sleep 5
echo "**** Fetching List of Indices After Elasticsearch Reindexing ****"
curl -s -X GET 'http://localhost:9200/_cat/indices/%2A?v=&s=index:desc'
echo " "
sleep 5
echo " "
echo "**** Original indices list ****"
echo "$indices_list"
echo "**** No. of indices in original list: $count ****"
echo " "
count1=0
MIndices_list=$(curl -s -X GET 'http://localhost:9200/_cat/indices/%2A?v=&s=index:desc' | awk '{print $3}' | sed -n '1!p')
echo " "
echo "**** Modified indices list ****"
echo "$MIndices_list"
for j in $MIndices_list
do
count1=`expr $count1 + 1`
done
echo " "
echo "**** No. of indices in modified list: $count1 ****"
echo "**** Script Execution Ended ****"
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