[Update] 优化结构

Gopkg.lock

@@ -33,6 +33,14 @@
   revision = "f55edac94c9bbba5d6182a4be46d86a2c9b5b50e"
   version = "v1.0.2"
 
+[[projects]]
+  digest = "1:47dc4f6ee8a7dda99b516b56cb7fcc4f53ca94756263bdcea55c918a60126062"
+  name = "github.com/kr/pty"
+  packages = ["."]
+  pruneopts = "UT"
+  revision = "521317be5ebc228a0f0ede099fa2a0b5ece22e49"
+  version = "v1.1.4"
+
 [[projects]]
   digest = "1:0356f3312c9bd1cbeda81505b7fd437501d8e778ab66998ef69f00d7f9b3a0d7"
   name = "github.com/mattn/go-runewidth"
@@ -116,6 +124,7 @@
   input-imports = [
     "github.com/gliderlabs/ssh",
     "github.com/jarcoal/httpmock",
+    "github.com/kr/pty",
     "github.com/olekukonko/tablewriter",
     "github.com/satori/go.uuid",
     "github.com/sirupsen/logrus",

pkg/logger/logger.go

@@ -12,7 +12,7 @@ func init() {
 	customFormatter := &logrus.TextFormatter{
 		DisableColors:          false,
 		FullTimestamp:          true,
-		DisableLevelTruncation: true,
+		DisableLevelTruncation: false,
 	}
 	customFormatter.TimestampFormat = "2006-01-02 15:04:05"
 	logger.SetFormatter(customFormatter)

pkg/sshd/handler/banner.go

@@ -40,15 +40,15 @@ func (mi *MenuItem) Text() string {
 type Menu []MenuItem
 
 var menu = Menu{
-	{instruct: "ID", helpText: "directly login or enter."},
-	{instruct: "part IP, Hostname, Comment", helpText: "to search login if unique."},
-	{instruct: "/ + IP, Hostname, Comment", helpText: "to search, such as: /192.168"},
-	{instruct: "p", helpText: "display the host you have permission."},
-	{instruct: "g", helpText: "display the node that you have permission."},
-	{instruct: "r", helpText: "refresh your assets and nodes"},
-	{instruct: "s", helpText: "switch Chinese-english language."},
-	{instruct: "h", helpText: "print help"},
-	{instruct: "q", helpText: "exit"},
+	{id: 1, instruct: "ID", helpText: "directly login or enter"},
+	{id: 2, instruct: "part IP, Hostname, Comment", helpText: "to search login if unique"},
+	{id: 3, instruct: "/ + IP, Hostname, Comment", helpText: "to search, such as: /192.168"},
+	{id: 4, instruct: "p", helpText: "display the host you have permission"},
+	{id: 5, instruct: "g", helpText: "display the node that you have permission"},
+	{id: 6, instruct: "r", helpText: "refresh your assets and nodes"},
+	{id: 7, instruct: "s", helpText: "switch Chinese-english language"},
+	{id: 8, instruct: "h", helpText: "print help"},
+	{id: 9, instruct: "q", helpText: "exit"},
 }
 
 type ColorMeta struct {
@@ -61,18 +61,12 @@ func displayBanner(sess ssh.Session, user string) {
 	if config.Conf.HeaderTitle != "" {
 		title = config.Conf.HeaderTitle
 	}
-	welcomeMsg := user + "  " + title
+	welcomeMsg := CharClear + CharTab + user + "  " + title + CharNewLine
 	_, err := io.WriteString(sess, welcomeMsg)
 	if err != nil {
 		logger.Error("Send to client error, %s", err)
 	}
-	cm := ColorMeta{GreenBoldColor: "\033[1;32m", ColorEnd: "\033[0m"}
-	for i, v := range menu {
-		line := fmt.Sprintf("\t%d) Enter {{.GreenBoldColor}}%s{{.ColorEnd}} to %s.\r\n", i+1, v.instruct, v.helpText)
-		tmpl := template.Must(template.New("item").Parse(line))
-		err := tmpl.Execute(sess, cm)
-		if err != nil {
-			logger.Error("Send to client error, %s", err)
-		}
+	for _, v := range menu {
+		_, _ = io.WriteString(sess, v.Text())
 	}
 }

pkg/sshd/handler/const.go

 package handler
 
 const (
-	GreenColorCode = "\033[32m"
-)
-
-const (
+	GreenColorCode   = "\033[32m"
+	CharClear        = "\x1b[H\x1b[2J"
+	CharTab          = "\t"
+	CharNewLine      = "\r\n"
 	AssetsMapKey     = "AssetsMapKey"
 	AssetNodesMapKey = "AssetNodesKey"
 )

pkg/sshd/handler/session.go

@@ -95,18 +95,18 @@ func (i *InteractiveHandler) Dispatch() {
 
 		switch len(line) {
 		case 0, 1:
-			switch line {
-			case "", "p", "P":
+			switch strings.ToLower(line) {
+			case "", "p":
 				i.displayAssets(i.assets)
-			case "g", "G":
+			case "g":
 				i.displayNodes(i.nodes)
-			case "s", "S":
+			case "s":
 				i.changeLanguage()
-			case "h", "H":
+			case "h":
 				i.displayBanner()
-			case "r", "R":
+			case "r":
 				i.refreshAssetsAndNodesData()
-			case "q", "Q":
+			case "q":
 				logger.Info("exit session")
 				return
 			default: