[Jenkins] cron을 활용한 젠킨스 Health Check

$ vi jenkins_health_chk.sh

#!/bin/bash

url='http://jenkins.domain.com/'
attempts=3
timeout=10
online=false
nowdate=$(date +"%Y-%m-%d %H:%M:%S")

echo "Checking status of $url."

for (( i=1; i<=$attempts; i++ ))
do
  code=`curl -sL --connect-timeout 20 --max-time 30 -w "%{http_code}\\n" "$url" -o /dev/null`

  if [ "$code" = "403" ]; then
    online=true
    break
  else
    sleep $timeout
  fi
done

if $online; then
  echo "Monitor finished, website is online."
else
  echo "Monitor failed, website seems to be down."
  sudo systemctl restart jenkins
  echo "${nowdate} jenkins restart!" >> /home/ubuntu/script/cron_run.log
fi

 

#권한부여
chmod 755 jenkins_health_chk.sh

#크론등록
crontab -e

*/5 * * * * /home/ubuntu/script/jenkins_health_chk.sh