feat(app): can print accessible URLs on startup

Author: marjune163

README.md

@@ -282,6 +282,11 @@ ghfs [options]
     otherwise use the first virtual host.
 ```
 
+## Environment variables
+### GHFS_QUIET
+To prevent outputting additional information on console, like accessible URLs, etc,
+set value to "1".
+
 ## Shortcut key for default theme
 - `←`, `→`: move focus between path items
 - `Ctrl`/`Opt` + `←`: move focus to first path item

README.zh-CN.md

@@ -280,6 +280,10 @@ ghfs [选项]
     如果失败则使用第一个虚拟主机。
 ```
 
+## 环境变量
+### GHFS_QUIET
+为避免在控制台输出额外信息，例如可访问的URL等，可将值设为“1”。
+
 ## 默认主题的快捷键
 - `←`, `→`：使焦点在路径项之间移动
 - `Ctrl`/`Opt` + `←`：把焦点移动到第一个路径项

src/app/accessibleUrls.go

@@ -0,0 +1,21 @@
+package app
+
+import (
+	"../goVirtualHost"
+	"../util"
+	"fmt"
+)
+
+func printAccessibleURLs(vhSvc *goVirtualHost.Service) {
+	vhostsUrls := vhSvc.GetAccessibleURLs(false)
+	file, teardown := util.GetTTYFile()
+
+	for vhIndex := range vhostsUrls {
+		fmt.Fprintln(file, "Host", vhIndex, "may be accessed by URLs:")
+		for urlIndex := range vhostsUrls[vhIndex] {
+			fmt.Fprintln(file, "  ", vhostsUrls[vhIndex][urlIndex])
+		}
+	}
+
+	teardown()
+}

src/app/main.go

@@ -6,6 +6,7 @@ import (
 	"../serverErrHandler"
 	"../serverLog"
 	"../tpl"
+	"../util"
 	"../vhostHandler"
 	"os"
 	"path/filepath"
@@ -94,6 +95,10 @@ func NewApp(params []*param.Param) *App {
 		}
 	}
 
+	if !util.GetBoolEnv("GHFS_QUIET") {
+		go printAccessibleURLs(vhSvc)
+	}
+
 	return &App{
 		vhostSvc:      vhSvc,
 		vhostHandlers: vhHandlers,

test/main.bash

@@ -15,6 +15,7 @@ export fs=$(realpath fs)
 export cert=$(realpath cert)
 export src=$(realpath ../src)
 export ghfs=$(realpath bin)/ghfs
+export GHFS_QUIET=1
 
 GO111MODULE=auto go build -o "$ghfs" "$src/main.go"