Linux记录-告警脚本

概述#!/bin/bashexport JAVA_HOME=/app/jdk/jdk1.8.0_92export HADOOP_CONF_DIR=/home/hdfs/balancer/hadoop-confrm -f hostname.txtrm -f dfused.txtrm -f hostdfs.txtrm -f hostdfs_alert.txt###获取大于9

#!/bin/bashexport JAVA_HOME=/app/jdk/jdk1.8.0_92export HADOOP_CONF_DIR=/home/hdfs/balancer/hadoop-confrm -f hostname.txtrm -f dfused.txtrm -f hostdfs.txtrm -f hostdfs_alert.txt###获取大于97%的主机名和dfs used%function checkdfs(){echo "start checking hdfs used rate"hdfs dfsadmin -report | grep -i "50010" | awk -F ":" ‘{print }‘| awk ‘{print }‘ > hostname.txthdfs dfsadmin  -report | grep "DFS Used%" | awk -F ": " ‘{print }‘ | awk -F "%" ‘{print }‘ > dfused.txtlivesum=$(hdfs dfsadmin -report  | grep "live datanodes" | awk ‘{print }‘ | awk -F "):" ‘{print }‘ | awk -F "(" ‘{print }‘)echo $livesumsed -i ‘1d‘ dfused.txtlet livesum+=1sed -i $livesum‘,$d‘ dfused.txt sed -i $livesum‘,$d‘ hostname.txtlinesum=$(cat hostname.txt | wc -l)echo $linesumharr=($(awk ‘{print }‘ hostname.txt))  darr=($(awk ‘{print }‘ dfused.txt)) if [ $linesum -gt 0 ]  then  for (( i = 0 ; i < ${#harr[@]} ; i++ ))  do     for (( j = 0 ; j < ${#darr[@]} ; j++ ))     do         if [ $i -eq $j ]         then            echo ${harr[$i]} ":" ${darr[$j]} >> hostdfs.txt         fi     done doneelse   echo "Not live Datanodes"fiddarr=($(cat hostdfs.txt | awk ‘>97{print }‘ |sort -ru))for (( m = 0; m< ${#ddarr[@]} ; m++ ))do    if [[ $(echo $(cat hostdfs.txt) | grep "${ddarr[$m]}") != "" ]]    then    echo $(cat hostdfs.txt | grep "${ddarr[$m]}" | awk ‘NR==1{print }‘) ":" ${ddarr[$m]} >> hostdfs_alert.txt    fidone}checkdfsurl="http://xxx/monitor/report/sendReport"linenum=$(cat hostdfs_alert.txt | wc -l)let linenum+=1echo $linenum#上报数据function postdfs(){for (( k = 1; k< $linenum ; k++ ))  do  key=$(echo $(sed -n "$k p" hostdfs_alert.txt | awk -F ":" ‘{print "bdp.ops."".##cluster=bdp##env=prod"}‘) | awk ‘{gsub(/[[:blank:]]*/,"",);print ;}‘ )  echo $key >>key.txt  value=$(sed -n "$k p" hostdfs_alert.txt | awk -F ": " ‘{print }‘)   data="{\"key\":\"$key\",\"value\":\"$value\"}"  echo $data  cmd="curl -s -X POST -H ‘Content-type‘:‘application/Json‘ -d ‘${data}‘ ${url}"  sh -c "$cmd"  done}postdfs          data_Expression="x>97"data_time=5data_count=1data_alertMode="1,2,3"data_members="01384016"add_url="http://xxx/monitor/rule/addReport"keynum=$(cat key.txt | wc -l)let keynum+=1echo $keynumfunction dfsalert(){for((n=1;n<$keynum;n++))dodata_key=$(sed -n "$n p" key.txt | awk ‘{print }‘)str1=$(sed -n "$n p" key.txt | awk -F "." ‘{print "."".""."}‘)str2="以下主机IP HDFS使用已经超过97%："data_description=${str2}${str1}add_data="{\"ID\":\"$data_key\",\"Expression\":\"$data_Expression\",\"time\":$data_time,\"count\":$data_count,\"alertMode\":\"$data_alertMode\",\"members\":\"$data_members\",\"description\":\"$data_description\"}"echo $add_dataadd_cmd="curl -s -X POST -H ‘Content-type‘:‘application/Json‘ -d ‘${add_data}‘ ${add_url}"sh -c "$add_cmd"done}dfsalert 

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