github.com/kaydxh/golang@v0.0.131/go/os/proc.go (about)

     1  /*
     2   *Copyright (c) 2022, kaydxh
     3   *
     4   *Permission is hereby granted, free of charge, to any person obtaining a copy
     5   *of this software and associated documentation files (the "Software"), to deal
     6   *in the Software without restriction, including without limitation the rights
     7   *to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     8   *copies of the Software, and to permit persons to whom the Software is
     9   *furnished to do so, subject to the following conditions:
    10   *
    11   *The above copyright notice and this permission notice shall be included in all
    12   *copies or substantial portions of the Software.
    13   *
    14   *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    15   *IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    16   *FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    17   *AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    18   *LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    19   *OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
    20   *SOFTWARE.
    21   */
    22  package os
    23  
    24  import (
    25  	"fmt"
    26  	"math/rand"
    27  	"os"
    28  	"strconv"
    29  	"strings"
    30  	"time"
    31  
    32  	exec_ "github.com/kaydxh/golang/go/os/exec"
    33  )
    34  
    35  func GetPidsByName(
    36  	timeout time.Duration,
    37  	name string) ([]int, string, error) {
    38  	cmd := fmt.Sprintf(
    39  		`ps ux | grep '%s'| grep -v grep | awk '{print $2}'`,
    40  		name,
    41  	)
    42  	result, msg, err := exec_.Exec(timeout, cmd)
    43  	if err != nil {
    44  		return nil, msg, err
    45  	}
    46  
    47  	pids := strings.TrimSpace(string(result))
    48  	sPids := strings.Split(pids, "\n")
    49  	var nPids []int
    50  	for _, pid := range sPids {
    51  		nPid, err := strconv.Atoi(pid)
    52  		if err != nil {
    53  			return nil, msg, err
    54  		}
    55  		nPids = append(nPids, nPid)
    56  	}
    57  
    58  	return nPids, msg, nil
    59  }
    60  
    61  // 获取进程唯一标识符
    62  func GetProcIdWithRand() string {
    63  	s, _ := os.Hostname()
    64  	return fmt.Sprintf("%s:pid:%v:%v", s, os.Getpid(), rand.Int())
    65  }
    66  
    67  func GetProcId() string {
    68  	s, _ := os.Hostname()
    69  	return fmt.Sprintf("%s:pid:%v", s, os.Getpid())
    70  }