优化本地mysql服务自动启动逻辑

internal/utils/exec/look_linux.go

@@ -0,0 +1,59 @@
+// Copyright 2023 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+//go:build linux
+
+package executils
+
+import (
+	"golang.org/x/sys/unix"
+	"io/fs"
+	"os"
+	"os/exec"
+	"syscall"
+)
+
+// LookPath customize our LookPath() function, to work in broken $PATH environment variable
+func LookPath(file string) (string, error) {
+	result, err := exec.LookPath(file)
+	if err == nil && len(result) > 0 {
+		return result, nil
+	}
+
+	// add common dirs contains executable files these may be excluded in $PATH environment variable
+	var binPaths = []string{
+		"/usr/sbin",
+		"/usr/bin",
+		"/usr/local/sbin",
+		"/usr/local/bin",
+	}
+
+	for _, binPath := range binPaths {
+		var fullPath = binPath + string(os.PathSeparator) + file
+
+		stat, err := os.Stat(fullPath)
+		if err != nil {
+			continue
+		}
+		if stat.IsDir() {
+			return "", syscall.EISDIR
+		}
+
+		var mode = stat.Mode()
+		if mode.IsDir() {
+			return "", syscall.EISDIR
+		}
+		err = syscall.Faccessat(unix.AT_FDCWD, fullPath, unix.X_OK, unix.AT_EACCESS)
+		if err == nil || (err != syscall.ENOSYS && err != syscall.EPERM) {
+			return fullPath, err
+		}
+		if mode&0111 != 0 {
+			return fullPath, nil
+		}
+		return "", fs.ErrPermission
+	}
+
+	return "", &exec.Error{
+		Name: file,
+		Err:  exec.ErrNotFound,
+	}
+}
+

internal/utils/exec/look_others.go

@@ -0,0 +1,10 @@
+// Copyright 2023 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+//go:build !linux
+
+package executils
+
+import "os/exec"
+
+func LookPath(file string) (string, error) {
+	return exec.LookPath(file)
+}