keepalive.sh

#!/bin/bash

installpath="$HOME"
autoUp=$1
sendtype=$2
export TELEGRAM_TOKEN="$3"
export TELEGRAM_USERID="$4"
export WXSENDKEY="$5"

#返回0表示成功， 1表示失败
#在if条件中，0会执行，1不会执行
checkvlessAlive() {
  if ps aux | grep app.js | grep -v "grep"; then
    return 0
  else
    return 1
  fi
}

checkvmessAlive() {
  local c=0
  if ps aux | grep serv00sb | grep -v "grep" >/dev/null; then
    c=$((c + 1))
  fi

  if ps aux | grep cloudflare | grep -v "grep" >/dev/null; then
    c=$((c + 1))
  fi

  if [ $c -eq 2 ]; then
    return 0
  fi
  return 1 # 有一个或多个进程不在运行

}

checknezhaAgentAlive() {
  if ps aux | grep nezha-agent | grep -v "grep" >/dev/null; then
    return 0
  else
    return 1
  fi
}

checkHy2Alive() {
  if ps aux | grep serv00sb | grep -v "grep" >/dev/null; then
    return 0
  else
    return 1
  fi

}

checkMtgAlive() {
  if ps aux | grep mtg | grep -v "grep" >/dev/null; then
    return 0
  else
    return 1
  fi
}

addCron() {
  local tm=$1
  crontab -l | grep -v "keepalive" >mycron
  echo "*/$tm * * * * bash ${installpath}/serv00-play/keepalive.sh > /dev/null 2>&1 " >>mycron
  crontab mycron
  rm mycron

}

sendMsg() {
  local msg=$1
  if [ -n "$msg" ]; then
    cd $installpath/serv00-play
    msg="Host:$host, user:$user, $msg"
    if [ "$sendtype" == "1" ]; then
      ./tgsend.sh "$msg"
    elif [ "$sendtype" == "2" ]; then
      ./wxsend.sh "$msg"
    elif [ "$sendtype" == "3" ]; then
      ./tgsend.sh "$msg"
      ./wxsend.sh "$msg"
    fi
  fi
}

checkResetCron() {
  local msg=""
  cd ${installpath}/serv00-play/
  if ! crontab -l | grep keepalive; then
    msg="crontab记录被删过,并且已重建。"
    tm=$(jq -r ".chktime" config.json)
    addCron "$tm"
    sendMsg $msg
  fi
}

autoUpdate() {
  if [ -d ${installpath}/serv00-play ]; then
    cd ${installpath}/serv00-play/
    git stash
    if git pull; then
      echo "更新完毕"
    fi
    #重新给各个脚本赋权限
    chmod +x ./start.sh
    chmod +x ./keepalive.sh
    chmod +x ${installpath}/serv00-play/vless/start.sh
    chmod +x ${installpath}/serv00-play/singbox/start.sh
    chmod +x ${installpath}/serv00-play/singbox/killsing-box.sh
  fi

}

stopNeZhaAgent() {
  r=$(ps aux | grep nezha-agent | grep -v "grep" | awk '{print $2}')
  if [ -z "$r" ]; then
    return 0
  else
    kill -9 $r
  fi
  echo "已停掉nezha-agent!"
}

startNeZhaAgent() {
  local workedir="${installpath}/serv00-play/nezha"
  cd ${workedir}
  local config="nezha.json"
  if [[ ! -e "$config" ]]; then
    red "未安装哪吒探针，请先进行安装！"
    return 1
  fi
  nezha_domain=$(jq -r ".nezha_domain" $config)
  nezha_port=$(jq -r ".nezha_port" $config)
  nezha_pwd=$(jq -r ".nezha_pwd" $config)
  tls=$(jq -r ".tls" $config)

  if checknezhaAgentAlive; then
    stopNeZhaAgent
  fi

  local args="--report-delay 4 --disable-auto-update --disable-force-update "
  if [[ "$tls" == "y" ]]; then
    args="${args} --tls "
  fi

  nohup ./nezha-agent ${args} -s "${nezha_domain}:${nezha_port}" -p "${nezha_pwd}" >/dev/null 2>&1 &

}

startMtg() {
  cd ${installpath}/serv00-play/dmtg

  config="config.json"

  secret=$(jq -r ".secret" $config)
  port=$(jq -r ".port" $config)
  cmd="nohup ./mtg simple-run -n 1.1.1.1 -t 30s -a 1MB 0.0.0.0:$port $secret -c 8192 --prefer-ip=\"prefer-ipv6\" >/dev/null 2>&1 &"
  eval "$cmd"
  sleep 3
  if checkMtgAlive; then
    echo "启动成功"
  else
    echo "启动失败，请检查进程"
  fi

}

checkAlistAlive() {
  if ps aux | grep alist | grep -v "grep" >/dev/null; then
    return 0
  else
    return 1
  fi
}
isServ00() {
  [[ $(hostname) == *"serv00"* ]]
}

startAlist() {
  user="$(whoami)"
  if isServ00; then
    domain="alist.$user.serv00.net"
  else
    domain="alist.$user.ct8.pl"
  fi
  webpath="${installpath}/domains/$domain/public_html/"

  if [[ -d "$webpath/data" && -e "$webpath/alist" ]]; then
    cd $webpath
    echo "正在启动alist..."
    if checkAlistAlive; then
      echo "alist已启动，请勿重复启动!"
    else
      nohup ./alist server >/dev/null 2>&1 &
      sleep 3
      if ! checkAlistAlive; then
        red "启动失败，请检查!"
        return 1
      else
        echo "启动成功!"
      fi
    fi
  else
    red "请先行安装再启动!"
    return
  fi

}

#main
if [ -n "$autoUp" ]; then
  autoUpdate
fi

cd ${installpath}/serv00-play/
if [ ! -f config.json ]; then
  echo "未配置保活项目，请先行配置!"
  exit 0
fi

monitor=($(jq -r ".item[]" config.json))
if [ -z "$TELEGRAM_TOKEN" ]; then
  TELEGRAM_TOKEN=$(jq -r ".telegram_token" config.json)
fi

if [ -z "$TELEGRAM_USERID" ]; then
  TELEGRAM_USERID=$(jq -r ".telegram_userid" config.json)
fi

if [ -z "$WXSENDKEY" ]; then
  WXSENDKEY=$(jq -r ".wxsendkey" config.json)
fi

if [ -z "$sendtype" ]; then
  sendtype=$(jq -r ".sendtype" config.json)
fi

host=$(hostname)
user=$(whoami)

for obj in "${monitor[@]}"; do
  msg=""
  #   echo "obj= $obj"
  if [ "$obj" == "vless" ]; then
    if ! checkvlessAlive; then
      cd ${installpath}/serv00-play/vless
      chmod +x ./start.sh && ./start.sh
      sleep 3
      if ! checkvlessAlive; then
        msg="vless restarted failure."
      else
        msg="vless restarted failure."
      fi
    fi
  elif [ "$obj" == "vmess" ]; then
    if ! checkvmessAlive; then
      cd ${installpath}/serv00-play/singbox
      chmod +x ./start.sh && ./start.sh 1 keep
      sleep 5
      if ! checkvmessAlive; then
        msg="vmess restarted failure."
      else
        msg="vmess restarted successfully."
      fi
    fi
    #hy2和vmess+ws都只需要启动serv00sb，所以可以这么写
  elif [[ "$obj" == "hy2/vmess+ws" || "$obj" == "hy2" ]]; then
    if ! checkHy2Alive; then
      cd ${installpath}/serv00-play/singbox
      chmod +x ./start.sh && ./start.sh 2 keep
      sleep 5
      if ! checkHy2Alive; then
        msg="hy2 restarted failure."
      else
        msg="hy2 restarted successfully."
      fi
    fi
  elif [ "$obj" == "nezha-agent" ]; then
    if ! checknezhaAgentAlive; then
      cd ${installpath}/serv00-play/nezha
      startNeZhaAgent
      sleep 5
      if ! checknezhaAgentAlive; then
        msg="nezha-agent restarted failure."
      else
        msg="nezha-agent restarted successfully."
      fi
    fi
  elif [ "$obj" == "mtg" ]; then
    if ! checkMtgAlive; then
      cd ${installpath}/serv00-play/dmtg
      startMtg
      sleep 5
      if ! checkMtgAlive; then
        msg="mtproto restarted failure."
      else
        msg="mtproto restarted successfully."
      fi
    fi
  elif [ "$obj" == "alist" ]; then
    if ! checkAlistAlive; then
      startAlist
      sleep 5
      if ! checkAlistAlive; then
        msg="alist restarted failure."
      else
        msg="alist restarted successfully."
      fi
    fi
  else
    continue
  fi

  sendMsg "$msg"

done

if [ ${#monitor[@]} -gt 0 ]; then
  checkResetCron
fi