Пример #1
0
// Execute command, intercepts stdout and print info
func commandWrapper(c *gin.Context, command string, args []string) {
	old_stdout := os.Stdout // keep backup of the real stdout
	old_stderr := os.Stderr // keep backup of the real stdout
	r, w, _ := os.Pipe()
	os.Stdout = w
	os.Stderr = w

	err := lxclib.RunCommand(config, command, args)
	if err != nil {
		c.String(400, err.Error())
		c.Error(err)
	}

	outC := make(chan string)
	// copy the output in a separate goroutine so printing can't block indefinitely
	go func() {
		var buf bytes.Buffer
		io.Copy(&buf, r)
		outC <- buf.String()
	}()

	// back to normal state
	w.Close()
	os.Stdout = old_stdout // restoring the real stdout
	os.Stderr = old_stderr // restoring the real stdout
	out := <-outC

	c.String(200, out)
}
Пример #2
0
// URL: /snapshot/:remote/:container
func webSnapshot(c *gin.Context) {
	remote := c.Param("remote")
	container := c.Param("container")
	// snapname := c.Param("snapname")

	args := []string{remote + ":" + container}
	err := lxclib.RunCommand(config, "snapshot", args)
	if err != nil {
		c.String(400, err.Error())
		c.Error(err)
	}

	c.String(200, "Snapshot DONE")
}
Пример #3
0
// URL: /snapshot/:remote/:container
func webMove(c *gin.Context) {
	from := c.Param("from")
	to := c.Param("to")
	// snapname := c.Param("snapname")

	args := []string{from, to}
	err := lxclib.RunCommand(config, "move", args)
	if err != nil {
		c.String(400, err.Error())
		c.Error(err)
	}

	c.String(200, "Move DONE")
}
Пример #4
0
func webRemote(c *gin.Context) {
	remote := c.Param("remote")
	addr := c.Query("addr")
	password := c.Query("password")

	if password == "" {
		c.String(400, "Need to define a remote server password")
		c.Error(fmt.Errorf("Need to define a remote server password"))
	}

	if addr == "" {
		c.String(400, "Need to define a remote addr")
		c.Error(fmt.Errorf("Need to define a remote addr"))
	}

	args := []string{"add", remote, addr, "true", password, "true"}
	err := lxclib.RunCommand(config, "remote", args)
	if err != nil {
		c.String(400, err.Error())
		c.Error(err)
	}
	c.String(200, "Remote Added")
}