从es中提取全量数据的shell脚本

[root@hadoop3 xiaole_chk_url]# sh looh.es.res.sh
100
200
1
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 61740  100 61721  100    19   472k    148 --:--:-- --:--:-- --:--:--  474k
200
300
2
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 90475  100 90456  100    19   752k    161 --:--:-- --:--:-- --:--:--  755k
[root@hadoop3 xiaole_chk_url]# cat looh.es.res.sh
loop_step=100
loop_stop=3
loop_period_start=0
loop_period_end=0
res_file=res.${BASH_SOURCE}.json.txt
log_file=${BASH_SOURCE}.log
#es_str0='curl 'hadoop3:9200/direct_vote/kwaddress/_search?pretty=true'  -d '{"from": '
#es_str1='curl 'hadoop3:9200/direct_vote/kwaddress/_search?pretty=true'  -d '{"from": 1,"size": 10}''
es_str=''
for((i=1;i<$loop_stop;i++))
do
 loop_period_start=$((i*loop_step))
 loop_period_end=$((loop_period_start+loop_step))
 echo $loop_period_start
 echo $loop_period_end
 echo  $i
 es_str='curl hadoop3:9200/direct_vote/kwaddress/_search?pretty=true  -d "{"from":'${loop_period_start}',"size":'${loop_period_end}}'"'

 eval  $es_str > $res_file
done

exit 0

[root@hadoop3 xiaole_chk_url]# head res.looh.es.res.sh.json.txt
{
  "took" : 115,
  "timed_out" : false,
  "_shards" : {
    "total" : 7,
    "successful" : 7,
    "failed" : 0
  },
  "hits" : {
    "total" : 29489918,
[root@hadoop3 xiaole_chk_url]# head res.looh.es.res.sh.json.txt

　　

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