service.go

Documentation: golang.org/x/sys/windows/svc/debug

     1  // Copyright 2012 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  //go:build windows
     6  
     7  // Package debug provides facilities to execute svc.Handler on console.
     8  package debug
     9  
    10  import (
    11  	"os"
    12  	"os/signal"
    13  	"syscall"
    14  
    15  	"golang.org/x/sys/windows/svc"
    16  )
    17  
    18  // Run executes service name by calling appropriate handler function.
    19  // The process is running on console, unlike real service. Use Ctrl+C to
    20  // send "Stop" command to your service.
    21  func Run(name string, handler svc.Handler) error {
    22  	cmds := make(chan svc.ChangeRequest)
    23  	changes := make(chan svc.Status)
    24  
    25  	sig := make(chan os.Signal, 1)
    26  	signal.Notify(sig)
    27  
    28  	go func() {
    29  		status := svc.Status{State: svc.Stopped}
    30  		for {
    31  			select {
    32  			case <-sig:
    33  				cmds <- svc.ChangeRequest{Cmd: svc.Stop, CurrentStatus: status}
    34  			case status = <-changes:
    35  			}
    36  		}
    37  	}()
    38  
    39  	_, errno := handler.Execute([]string{name}, cmds, changes)
    40  	if errno != 0 {
    41  		return syscall.Errno(errno)
    42  	}
    43  	return nil
    44  }
    45
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