进程重启

node端：

const exec = require('child_process').exec

// 重启pm2
router.get('/pm2/restart', (req, res, next) => {
  exec('pm2 restart 2', (error) => { // 2是进程id
    if(error) {
      console.error(`exec error: ${error}`)
      return
    }
    console.log('pm2 restart success...')
  })
  res.send('pm2 restart exec.')
})

前端get请求

$.get('/pm2/restart')