From 4990ecea0fd65ad563a5c6a55ae45402ef078ba7 Mon Sep 17 00:00:00 2001
From: Pierre HUBERT <pierre.git@communiquons.org>
Date: Fri, 10 Apr 2020 08:46:34 +0200
Subject: [PATCH] Load configuration

---
 .vscode/launch.json |  2 +-
 config.go           | 36 +++++++++++++++++++++++++++++++++---
 config.yaml         |  9 +++++++++
 go.mod              |  2 ++
 go.sum              |  3 +++
 main.go             | 15 ++++++++++++++-
 6 files changed, 62 insertions(+), 5 deletions(-)
 create mode 100644 config.yaml
 create mode 100644 go.sum

diff --git a/.vscode/launch.json b/.vscode/launch.json
index 2978dcf..9d10d0a 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -11,7 +11,7 @@
 			"mode": "auto",
 			"program": "${fileDirname}",
 			"env": {},
-			"args": []
+			"args": ["config.yaml"]
 		}
 	]
 }
\ No newline at end of file
diff --git a/config.go b/config.go
index 94dae1c..3c73460 100644
--- a/config.go
+++ b/config.go
@@ -1,6 +1,36 @@
 package main
 
-// Value Main value
-func Name() string {
-	return "pierre"
+import (
+	"io/ioutil"
+	"log"
+
+	"gopkg.in/yaml.v2"
+)
+
+// Config stores application configuration
+type Config struct {
+	Secure   bool
+	Hostname string
+	Port     int
+	Path     string
+	Token    string
+}
+
+// Load the configuration
+func loadConfig(path string) Config {
+
+	// Load data
+	dat, err := ioutil.ReadFile(path)
+	if err != nil {
+		log.Fatalf("Could not read configuration: %v", err)
+	}
+
+	// Decode data
+	conf := Config{}
+	err = yaml.UnmarshalStrict(dat, &conf)
+	if err != nil {
+		log.Fatalf("Could not decode configuration: %v", err)
+	}
+
+	return conf
 }
diff --git a/config.yaml b/config.yaml
new file mode 100644
index 0000000..03ff419
--- /dev/null
+++ b/config.yaml
@@ -0,0 +1,9 @@
+# Proxy configuration
+#
+# @author Pierre Hubert
+
+secure: false
+hostname: 127.0.0.1
+port: 3000
+path: /rtc_proxy/ws
+token: SecretToken
\ No newline at end of file
diff --git a/go.mod b/go.mod
index 90f13e2..e4099ef 100644
--- a/go.mod
+++ b/go.mod
@@ -1,3 +1,5 @@
 module comunic_rtc_proxy
 
 go 1.14
+
+require gopkg.in/yaml.v2 v2.2.8
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..0c4da7f
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,3 @@
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.2.8 h1:obN1ZagJSUGI0Ek/LBmuj4SNLPfIny3KsKFopxRdj10=
+gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
diff --git a/main.go b/main.go
index 1fc419b..ebfc87c 100644
--- a/main.go
+++ b/main.go
@@ -2,8 +2,21 @@ package main
 
 import (
 	"fmt"
+	"os"
 )
 
 func main() {
-	fmt.Println("secret", Name())
+
+	println("Comunic RTC Proxy. (c) Pierre Hubert 2020")
+
+	// Command line args
+	if len(os.Args) != 2 {
+		fmt.Printf("Usage: %s <config>", os.Args[0])
+	}
+
+	// First, load the config
+	conf := loadConfig(os.Args[1])
+
+	fmt.Println(conf)
+
 }