steps:
- bash: |
    (
      while true
      do
        sleep 120
        now=$(date +%s)
        pids=$(ps -C docker -o pid,etime,args | grep "docker build" | cut -d" " -f2)
        for pid in $pids
        do
          start=$(date --date="$(ls -dl /proc/$pid --time-style full-iso | awk '{print$6,$7}')" +%s)
          time_s=$(($now-$start))
          if [[ $time_s -gt $(DOCKER_BUILD_TIMEOUT) ]]; then
            echo =========== $(date +%F%T) $time_s &>> target/daemon.log
            ps $pid &>> target/daemon.log
            sudo kill $pid
          fi
        done
      done
    ) &
    daemon_pid=$!
    ps $daemon_pid
    echo $daemon_pid >> /tmp/azp_daemon_kill_docker_pid
  displayName: start daemon to kill hang docker