Systemd use service

• 查看服务的日志

  journalctl -u xxx.service -e
  

• 查看本机所有的running的service

  systemctl list-units --type=service --state=running | grep xxx
  

• 重启服务

  systemctl start xxx.service
  

• 部署服务

  sudo cp xxx.service  /etc/systemd/system/
  sudo cp xxx.sh /usr/local/bin/
  

watch dog

#!/bin/bash

SERVICE_COMMAND_NAME="xxx"
SERVICE_NAME="xxx.service"

while true; do
  if ! pgrep -x "$SERVICE_COMMAND_NAME" > /dev/null; then
    echo "$SERVICE_NAME is not running, restarting..."
    sudo systemctl restart "$SERVICE_NAME"
  else
    echo "$SERVICE_NAME is running..."
  fi
  sleep 10
done