Updated - websocket switches with SSL

Automatic detection of IP address (for local only)
Added binary building (not ready)

Makefile

@@ -28,4 +28,14 @@ install:
 	/etc/init.d/awwkoala.init restart
 	rm -rf jinstall
 
+binaries:
+	rm -rf binaries
+	rm -f awwkoala
+	mkdir binaries
+	env GOOS=linux GOARCH=amd64 go build -o awwkoala -v *.go
+	zip -9 -r awwkoala-linux-amd64.zip awwkoala static/* templates/*
+	rm -f awwkoala
+
+
 .PHONY: install
+.PHONY: binaries

main.go

@@ -31,6 +31,7 @@ var RuntimeArgs struct {
 	ServerKey        string
 	SourcePath       string
 	AdminKey         string
+	Socket           string
 }
 var VersionNum string
 
@@ -45,10 +46,10 @@ func main() {
 	flag.StringVar(&RuntimeArgs.ServerKey, "key", "", "location of ssl key")
 	flag.StringVar(&RuntimeArgs.WikiName, "w", "AwwKoala", "custom name for wiki")
 	flag.CommandLine.Usage = func() {
-		fmt.Println(`AwwKoala: A Websocket Wiki and Kind Of A List Application
+		fmt.Println(`AwwKoala (version ` + VersionNum + `): A Websocket Wiki and Kind Of A List Application
 run this to start the server and then visit localhost at the port you specify
 (see parameters).
-Example: 'awwkoala localhost'
+Example: 'awwkoala yourserver.com'
 Example: 'awwkoala -p :8080 localhost:8080'
 Example: 'awwkoala -db /var/lib/awwkoala/db.bolt localhost:8003'
 Example: 'awwkoala -p :8080 -crt ssl/server.crt -key ssl/server.key localhost:8080'
@@ -58,7 +59,7 @@ Options:`)
 	flag.Parse()
 	RuntimeArgs.ExternalIP = flag.Arg(0)
 	if RuntimeArgs.ExternalIP == "" {
-		log.Fatal("You need to specify the external IP address")
+		RuntimeArgs.ExternalIP = GetLocalIP() + RuntimeArgs.Port
 	}
 	RuntimeArgs.SourcePath = path.Dir(executableFile)
 	Open(RuntimeArgs.DatabaseLocation)
@@ -95,9 +96,16 @@ Options:`)
 	r.DELETE("/listitem", deleteListItem)
 	r.DELETE("/deletepage", deletePage)
 	if RuntimeArgs.ServerCRT != "" && RuntimeArgs.ServerKey != "" {
+		RuntimeArgs.Socket = "wss"
+		fmt.Println("--------------------------")
+		fmt.Println("AwwKoala is up and running on https://" + RuntimeArgs.ExternalIP)
+		fmt.Println("--------------------------")
 		r.RunTLS(RuntimeArgs.Port, RuntimeArgs.ServerCRT, RuntimeArgs.ServerKey)
 	} else {
-		log.Println("No crt/key found, running non-https")
+		RuntimeArgs.Socket = "ws"
+		fmt.Println("--------------------------")
+		fmt.Println("AwwKoala is up and running on http://" + RuntimeArgs.ExternalIP)
+		fmt.Println("--------------------------")
 		r.Run(RuntimeArgs.Port)
 	}
 }

routes.go

@@ -48,6 +48,7 @@ func editNote(c *gin.Context) {
 					"NumRows":     numRows,
 					"Versions":    versions,
 					"TotalTime":   totalTime,
+					"SocketType":  RuntimeArgs.Socket,
 				})
 			} else {
 				c.HTML(http.StatusOK, "index.tmpl", gin.H{
@@ -58,6 +59,7 @@ func editNote(c *gin.Context) {
 					"NumRows":     numRows,
 					"Versions":    versions,
 					"TotalTime":   totalTime,
+					"SocketType":  RuntimeArgs.Socket,
 					"NoEdit":      true,
 				})
 			}

static/js/websockets.js

@@ -44,7 +44,7 @@ $(document).ready(function() {
   }
 
   // websockets
-  url = 'ws://'+external_ip+'/ws';
+  url = socketType + '://'+external_ip+'/ws';
   c = new WebSocket(url);
 
   send = function(data){

templates/index.tmpl

@@ -14,6 +14,7 @@
   <script>
     external_ip = '{{ .ExternalIP }}'
     title_name = '{{ .Title }}'
+    socketType = '{{ .SocketType }}'
   </script>
 
 

templates/list.tmpl

@@ -28,7 +28,7 @@
           <span class="icon-bar"></span>
           <span class="icon-bar"></span>
         </button>
-        <a class="navbar-brand" href="/">{{ .WikiName }}</a>
+        <a class="navbar-brand" href="/">{{ .Title }}</a>
       </div>
       <div id="navbar" class="collapse navbar-collapse">
         <ul class="nav navbar-nav">

templates/view.tmpl

@@ -28,7 +28,7 @@ a.deleteable {
           <span class="icon-bar"></span>
           <span class="icon-bar"></span>
         </button>
-        <a class="navbar-brand" href="/">{{ .WikiName }}</a>
+        <a class="navbar-brand" href="/">{{ .Title }}</a>
       </div>
       <div id="navbar" class="collapse navbar-collapse">
         <ul class="nav navbar-nav">

utils.go

@@ -5,6 +5,7 @@ import (
 	"io/ioutil"
 	"log"
 	"math/rand"
+	"net"
 	"path"
 	"sort"
 	"strings"
@@ -216,3 +217,21 @@ func RandStringBytesMaskImprSrc(n int) string {
 
 	return string(b)
 }
+
+// GetLocalIP returns the local ip address
+func GetLocalIP() string {
+	addrs, err := net.InterfaceAddrs()
+	if err != nil {
+		return ""
+	}
+	bestIP := ""
+	for _, address := range addrs {
+		// check the address type and if it is not a loopback the display it
+		if ipnet, ok := address.(*net.IPNet); ok && !ipnet.IP.IsLoopback() {
+			if ipnet.IP.To4() != nil && (strings.Contains(ipnet.IP.String(), "192.168.1") || strings.Contains(ipnet.IP.String(), "192.168")) {
+				return ipnet.IP.String()
+			}
+		}
+	}
+	return bestIP
+}