Elastic common high frequency commands

1. View single node information

curl http://127.0.0.1:9200

2. View cluster information

curl http://127.0.0.1:9200/_cat/nodes?v

3. View single node index information

 curl -X GET '127.0.0.1:9200/_cat/indices?v'

4. Check the cluster health check

curl -XGET 'http://127.0.0.1:9200/_cluster/health?pretty=true'

5. Handle index read-only/ allow delete 

curl -XPUT -H "Content-Type: application/json" http://127.0.0.1:9200/_all/_settings -d '{"index.blocks.read_only_allow_delete": null}'

6.kibana Automatically create index configuration

curl -f -XPOST -H 'Content-Type: application/json' -H 'kbn-xsrf: anything' \
    "http://127.0.0.1:5601/api/saved_objects/index-pattern/logname-{$date}" -d"{\"attributes\":{\"title\":\"logname*\",\"timeFieldName\":\"@timestamp\"}}"

7. Batch adjustment index yellow, Set replica set to 0

curl -XPUT "http://localhost:9200/_settings" -H 'Content-Type: application/json' -d'
{
    "index" : {
        "number_of_replicas" : 0
     }
}'

8. Restore replica set to 1

curl -XPUT "http://localhost:9200/_settings" -H 'Content-Type: application/json' -d'
{
    "index" : {
        "number_of_replicas" : 1
     }
}'

9.kibana Create index ,$index For the index you need to create

curl -f -XPOST -H 'Content-Type: application/json' -H 'kbn-xsrf: anything'     "http://127.0.0.1:5601/api/saved_objects/index-pattern/$index-{$date}" -d"{\"attributes\":{\"title\":\"$index*\",\"timeFieldName\":\"@timestamp\"}}"

10. kibana Batch index creation

file=demo.txt
# Get the number of index file lines 
num=`wc -l ${file} | awk '{print $1}'`
echo  $num
# Start circular index creation 
for((i=1;i<=${num};i++));
do

   echo "for loop --$i"
   index=`sed -n "${i}p" $file | awk '{print $1}'`
   echo " The index name ： "$index
curl -f -XPOST -H 'Content-Type: application/json' -H 'kbn-xsrf: anything' \
    "http://127.0.0.1:5601/api/saved_objects/index-pattern/${index}-{$date}" -d"{\"attributes\":{\"title\":\"${index}*\",\"timeFieldName\":\"@timestamp\"}}"
done