Write REAME.go + main.go: cd with args

README.md

@@ -1,5 +1,52 @@
 # Arveto Auth
 
-A auth center server.
+(public package) [![GoDoc](https://godoc.org/github.com/Arveto/arvetoAuth/pkg/public?status.svg)](https://godoc.org/github.com/Arveto/arvetoAuth/pkg/public)
 
-**This packages are not stable.**
+## Start
+
+Start this programme with the name of the working directory.
+
+## Config
+
+```ini
+; URL of the server
+url = "http://localhost:8000/"
+; Listen address
+listen = ":8000"
+
+; Enable develpment mode
+; ! NO USE IT IN PRODUCTION !
+dev = true
+
+[github]
+; The GitHub Oauth tocken
+client = ""
+secret = ""
+
+[google]
+; The Google Oauth tocken
+client = ""
+secret = ""
+
+[mail]
+; Mail configuration
+login = "auth@example.com"
+password = "xxx"
+host = "smtp.example.com"
+```
+
+## JWT
+
+You can get the RSA public key from `/publickey` URI.
+
+The JWT claims:
+
+-   `id` (string): an string id.
+-   `pseudo` (string)
+-   `email` (string): email address.
+-   `avatar` (string): The URL of teh avatar or a default avatar.
+-   `level` (string): The level of the user. Values are `Ban` < `Candidate` < `Visitor` < `Std` < `Admin`.
+
+To auth a client, redirect it to `http(s)://server/auth?app=appID&r=base64`.
+The params r is an optionnal redirect URL encoding in URL base64. The client
+come back on the URI: `/login?jwt=...?r=...`.

main.go

@@ -12,8 +12,25 @@ import (
 	"gopkg.in/ini.v1"
 	"log"
 	"net/http"
+	"os"
 )
 
+func init() {
+	for _, a := range os.Args[1:] {
+		if a == "-h" || a == "--help" {
+			log.Println("(optionnal) Give the working directory")
+			os.Exit(0)
+		}
+	}
+
+	if len(os.Args) == 2 {
+		err := os.Chdir(os.Args[1])
+		if err != nil {
+			log.Fatal(err)
+		}
+	}
+}
+
 func main() {
 	log.Println("[START]")