获取hiverserver2链接数

使用CMAPI获取多个hiverserver2链接数

#!/bin/bash

#用户名密码为CDH客户端admin用户名密码
user="admin"
password="admin"
host_ip="192.168.1.110"
hiveserver2_hosts="hostname1|hostname2|hostname3"
date_time=$(date +"%Y-%m-%dT%H∶%M:%S")
start_time=$(date -d "20 hour ago"+"%Y一%m-%dT%H:%M:%S")

echo "start_time: ${start_time } "
echo "date_time: $ {date_time } "
OLD_IFS="$IFS"
IFS="|"

for hiveserve2_host in ${hiveserver2_hosts[@]};do
echo $hiveserve2_host
curl -u $[user}:$(password) "http://${host_ip}:7180/api/v6/timeseries?query=select+hive_open_connections+where+hostname=%22${hiveserve2_host}22&contentType=application/json&from=${start_time}Z&to=${date_time}Z"| grep value | awk 'END {print "connected_num:"$3}'21
done