Add config file.

Author: cloudwebrtc

Makefile

@@ -20,4 +20,4 @@ windows:
 	CGO_ENABLE=0 GOOS=windows GOARCH=386 go build -o bin/server-windows-i386.exe -ldflags "-s -w"  main/server/main.go
 
 tar:
-	tar jcvf flutter-webrtc-server-bin.tar.bz2 bin certs html
+	tar jcvf flutter-webrtc-server-bin.tar.bz2 bin certs html config

config/config.ini

@@ -0,0 +1,11 @@
+[general]
+cert=certs/cert.pem
+key=certs/key.pem
+bind=0.0.0.0
+port=4443
+html_root=./html
+
+[turn]
+public_ip=127.0.0.1
+port=19302
+realm=flutter-webrtc

go.mod

@@ -7,4 +7,6 @@ require (
 	github.com/gorilla/websocket v1.4.1
 	github.com/pion/turn/v2 v2.0.1
 	github.com/rs/zerolog v1.14.3
+	github.com/smartystreets/goconvey v1.6.4 // indirect
+	gopkg.in/ini.v1 v1.51.1
 )

go.sum

@@ -2,8 +2,11 @@ github.com/chuckpreslar/emission v0.0.0-20170206194824-a7ddd980baf9 h1:xz6Nv3zcw
 github.com/chuckpreslar/emission v0.0.0-20170206194824-a7ddd980baf9/go.mod h1:2wSM9zJkl1UQEFZgSd68NfCgRz1VL1jzy/RjCg+ULrs=
 github.com/coreos/go-systemd v0.0.0-20190321100706-95778dfbb74e/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
 github.com/gorilla/websocket v1.4.1 h1:q7AeDBpnBk8AogcD4DSag/Ukw/KV+YhzLj2bP5HvKCM=
 github.com/gorilla/websocket v1.4.1/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
+github.com/jtolds/gls v4.20.0+incompatible h1:xdiiI2gbIgH/gLH7ADydsJ1uDOEzR8yvV7C0MuV77Wo=
+github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfVYBRgL+9YlvaHOwJU=
 github.com/pion/logging v0.2.2 h1:M9+AIj/+pxNsDfAT64+MAVgJO0rsyLnoJKCqf//DoeY=
 github.com/pion/logging v0.2.2/go.mod h1:k0/tDVsRCX2Mb2ZEmTqNa7CWsQPc+YYCB7Q+5pahoms=
 github.com/pion/stun v0.3.3 h1:brYuPl9bN9w/VM7OdNzRSLoqsnwlyNvD9MVeJrHjDQw=
@@ -17,6 +20,10 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN
 github.com/rs/xid v1.2.1/go.mod h1:+uKXf+4Djp6Md1KODXJxgGQPKngRmWyn10oCKFzNHOQ=
 github.com/rs/zerolog v1.14.3 h1:4EGfSkR2hJDB0s3oFfrlPqjU1e4WLncergLil3nEKW0=
 github.com/rs/zerolog v1.14.3/go.mod h1:3WXPzbXEEliJ+a6UFE4vhIxV8qR1EML6ngzP9ug4eYg=
+github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d h1:zE9ykElWQ6/NYmHa3jpm/yHnI4xSofP+UP6SpjHcSeM=
+github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d/go.mod h1:OnSkiWE9lh6wB0YB77sQom3nweQdgAjqCqsofrRNTgc=
+github.com/smartystreets/goconvey v1.6.4 h1:fv0U8FUIMPNf1L9lnHLvLhgicrIVChEkdzIKYqbNC9s=
+github.com/smartystreets/goconvey v1.6.4/go.mod h1:syvi0/a8iFYH4r/RixwvyeAJjdLS9QV7WQ/tjFTllLA=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
 github.com/zenazn/goji v0.9.0/go.mod h1:7S9M489iMyHBNxwZnk9/EHS098H4/F6TATF2mIxtB1Q=
@@ -25,6 +32,9 @@ golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20190425163242-31fd60d6bfdc/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/ini.v1 v1.51.1 h1:GyboHr4UqMiLUybYjd22ZjQIKEJEpgtLXtuGbR21Oho=
+gopkg.in/ini.v1 v1.51.1/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

main/server/main.go

@@ -1,26 +1,56 @@
 package main
 
 import (
+	"os"
+
+	"github.com/cloudwebrtc/flutter-webrtc-server/pkg/logger"
 	"github.com/cloudwebrtc/flutter-webrtc-server/pkg/signaler"
 	"github.com/cloudwebrtc/flutter-webrtc-server/pkg/turn"
 	"github.com/cloudwebrtc/flutter-webrtc-server/pkg/websocket"
+	"gopkg.in/ini.v1"
 )
 
 func main() {
+
+	cfg, err := ini.Load("config/config.ini")
+	if err != nil {
+		logger.Errorf("Fail to read file: %v", err)
+		os.Exit(1)
+	}
+
+	publicIP := cfg.Section("turn").Key("public_ip").String()
+	stunPort, err := cfg.Section("turn").Key("port").Int()
+	if err != nil {
+		stunPort = 3478
+	}
+	realm := cfg.Section("turn").Key("realm").String()
+
 	turnConfig := turn.DefaultConfig()
-	turnConfig.PublicIP = "123.45.67.89"
-	turnConfig.Port = 19302
-	turnConfig.Realm = "flutter-webrtc"
+	turnConfig.PublicIP = publicIP
+	turnConfig.Port = stunPort
+	turnConfig.Realm = realm
 	turn := turn.NewTurnServer(turnConfig)
 
 	signaler := signaler.NewSignaler(turn)
 	wsServer := websocket.NewWebSocketServer(signaler.HandleNewWebSocket, signaler.HandleTurnServerCredentials)
 
+	sslCert := cfg.Section("general").Key("cert").String()
+	sslKey := cfg.Section("general").Key("key").String()
+	bindAddress := cfg.Section("general").Key("bind").String()
+
+	port, err := cfg.Section("general").Key("port").Int()
+	if err != nil {
+		port = 8086
+	}
+
+	htmlRoot := cfg.Section("general").Key("html_root").String()
+
 	config := websocket.DefaultConfig()
-	config.Port = 4443
-	config.CertFile = "certs/cert.pem"
-	config.KeyFile = "certs/key.pem"
-	config.HTMLRoot = "html"
+	config.Host = bindAddress
+	config.Port = port
+	config.CertFile = sslCert
+	config.KeyFile = sslKey
+	config.HTMLRoot = htmlRoot
 
 	wsServer.Bind(config)
 }