From e159cf5b1ce94be9f1d81399ea90a854d9f15e0a Mon Sep 17 00:00:00 2001
From: zyj <zyj18107291228@163.com>
Date: Mon, 14 Jul 2025 00:13:15 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9=E8=BF=9B=E7=A8=8B=E5=AE=88?=
 =?UTF-8?q?=E6=8A=A4?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 main.go  |  82 +++++++++++++++++++++++++++++++++++++++++++
 main.txt | 104 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 186 insertions(+)
 create mode 100644 main.txt

diff --git a/main.go b/main.go
index 4e4259a..282ff26 100644
--- a/main.go
+++ b/main.go
@@ -1,9 +1,16 @@
 package main
 
 import (
+	"bufio"
+	"context"
 	"flag"
 	"fmt"
+	"io"
 	"os"
+	"os/exec"
+	"os/signal"
+	"sync"
+	"syscall"
 )
 
 var (
@@ -34,4 +41,79 @@ func main() {
 	if *stop != "" {
 		fmt.Println("停止：", *stop)
 	}
+
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+	cmd := exec.CommandContext(ctx, "go", "run", "src\\index.go")
+	cmd.Dir = "D:\\project\\Go\\src\\go-fingerprint\\"
+	// if err := cmd.Start(); err != nil {
+	// 	fmt.Println("运行报错")
+	// }
+	// 创建管道捕获标准输出
+	stdout, err := cmd.StdoutPipe()
+	if err != nil {
+		fmt.Errorf("创建标准输出管道失败: %v", err)
+	}
+
+	// 创建管道捕获标准错误
+	stderr, err := cmd.StderrPipe()
+	if err != nil {
+		fmt.Errorf("创建标准错误管道失败: %v", err)
+	}
+
+	// 启动命令
+	if err := cmd.Start(); err != nil {
+		fmt.Errorf("启动命令失败: %v", err)
+	}
+	// 使用 WaitGroup 等待输出处理完成
+	var wg sync.WaitGroup
+	wg.Add(2)
+
+	// 处理标准输出
+	go func() {
+		defer wg.Done()
+		scanAndCapture(stdout, "STDOUT")
+	}()
+
+	// 处理标准错误
+	go func() {
+		defer wg.Done()
+		scanAndCapture(stderr, "STDERR")
+	}()
+	// 等待命令执行完成
+	if err := cmd.Wait(); err != nil {
+		fmt.Errorf("命令执行失败: %v", err)
+	}
+	setupSignalHandler()
+	// 等待所有输出处理完成
+	wg.Wait()
+	cmd.Wait()
+}
+
+// 扫描并捕获输出
+func scanAndCapture(reader io.Reader, prefix string) {
+	scanner := bufio.NewScanner(reader)
+	for scanner.Scan() {
+		line := scanner.Text()
+		var outputLines []string
+		// 捕获输出行（最多保留1000行）
+		outputLines = append(outputLines, line)
+		if len(outputLines) > 1000 {
+			outputLines = outputLines[1:]
+		}
+
+		// 实时显示
+		fmt.Printf("[%s] %s\n", prefix, line)
+	}
+}
+
+func setupSignalHandler() {
+	sigChan := make(chan os.Signal, 1)
+	signal.Notify(sigChan, os.Interrupt, syscall.SIGTERM)
+
+	go func() {
+		<-sigChan
+		fmt.Println("\n接收到中断信号，停止子进程...")
+		os.Exit(0)
+	}()
 }
diff --git a/main.txt b/main.txt
new file mode 100644
index 0000000..25365da
--- /dev/null
+++ b/main.txt
@@ -0,0 +1,104 @@
+package main
+
+import (
+	"bufio"
+	"context"
+	"fmt"
+	"io"
+	"os"
+	"os/exec"
+	"os/signal"
+	"sync"
+	"syscall"
+)
+
+func main() {
+	// 1. 创建上下文用于任务控制
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	// 2. 设置信号处理（Ctrl+C）
+	setupSignalHandler(cancel)
+
+	// 3. 创建并配置命令
+	cmd := createCommand(ctx, "go", "run", "src\\index.go")
+	cmd.Dir = "D:\\project\\Go\\src\\go-fingerprint\\"
+	// 4. 获取输出管道
+	stdout := getOutputPipe(cmd, "stdout")
+	stderr := getOutputPipe(cmd, "stderr")
+
+	// 5. 启动任务
+	if err := cmd.Start(); err != nil {
+		fmt.Printf("启动失败: %v\n", err)
+		return
+	}
+	fmt.Printf("任务已启动 (PID: %d)\n", cmd.Process.Pid)
+
+	// 6. 启动输出处理协程
+	var wg sync.WaitGroup
+	wg.Add(2)
+	go processOutput(&wg, stdout, "OUT")
+	go processOutput(&wg, stderr, "ERR")
+
+	// 7. 等待任务完成
+	if err := cmd.Wait(); err != nil {
+		fmt.Printf("任务结束: %v\n", err)
+	}
+
+	// 8. 等待所有输出处理完成
+	wg.Wait()
+	fmt.Println("程序退出")
+}
+
+// 创建可执行命令
+func createCommand(ctx context.Context, command string, args ...string) *exec.Cmd {
+	cmd := exec.CommandContext(ctx, command, args...)
+	cmd.Dir = "." // 设置工作目录
+	return cmd
+}
+
+// 获取输出管道
+func getOutputPipe(cmd *exec.Cmd, stream string) io.Reader {
+	var pipe io.Reader
+	var err error
+
+	switch stream {
+	case "stdout":
+		pipe, err = cmd.StdoutPipe()
+	case "stderr":
+		pipe, err = cmd.StderrPipe()
+	}
+
+	if err != nil {
+		fmt.Printf("创建%s管道失败: %v\n", stream, err)
+		return nil
+	}
+	return pipe
+}
+
+// 处理任务输出
+func processOutput(wg *sync.WaitGroup, reader io.Reader, prefix string) {
+	defer wg.Done()
+
+	if reader == nil {
+		return
+	}
+
+	scanner := bufio.NewScanner(reader)
+	for scanner.Scan() {
+		fmt.Printf("[%s] %s\n", prefix, scanner.Text())
+	}
+}
+
+// 设置信号处理
+func setupSignalHandler(cancel context.CancelFunc) {
+	sigChan := make(chan os.Signal, 1)
+	signal.Notify(sigChan, os.Interrupt, syscall.SIGTERM)
+
+	go func() {
+		<-sigChan
+		fmt.Println("\n收到停止信号，停止任务...")
+		cancel()
+	}()
+}
+