system login,logout

.gitignore

@@ -1,2 +1,2 @@
-webroot
+/webroot
 config.yml

config.yml.example

@@ -2,5 +2,7 @@
 api:
   address: ::1
   port: 8080
-webroot: ./webroot
+  allowedorigins: "*"
+webroot: ./webroot/build
 database: "host=localhost user=warehost dbname=warehost password=hallo sslmode=disable"
+databasedebug: false

config/config.go

@@ -12,9 +12,11 @@ type Config struct {
 	API struct {
 		Address        string `yaml:"address"`
 		Port           string `yaml:"port"`
+		AllowedOrigins string `yaml:"allowedorigins"`
 	} `yaml:"api"`
 	Webroot       string `yaml:"webroot"`
 	Database      string `yaml:"database"`
+	DatabaseDebug bool   `yaml:"databasedebug"`
 	Modules       []struct {
 		Name     string `yaml:"name"`
 		Database string `yaml:"database"`

lib/api/main.go

@@ -1,14 +1,10 @@
 package api
 
 import (
-	"bytes"
-	"encoding/base64"
 	"encoding/json"
 	"net/http"
-	"strings"
 
 	"github.com/astaxie/session"
-	"github.com/julienschmidt/httprouter"
 )
 
 type JsonResult struct {
@@ -38,36 +34,3 @@ func JsonOutput(sessions *session.Manager, w http.ResponseWriter, r *http.Reques
 	w.Header().Set("Access-Control-Allow-Credentials", "true")
 	w.Write(js)
 }
-func BasicAuth(h httprouter.Handle, pass []byte) httprouter.Handle {
-	return func(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
-		if origin := r.Header.Get("Origin"); origin != "" {
-			w.Header().Set("Access-Control-Allow-Origin", origin)
-		}
-		w.Header().Set("Access-Control-Allow-Methods", "POST, GET, OPTIONS, PUT, DELETE")
-		w.Header().Set("Access-Control-Allow-Headers", "Accept, Content-Type, Content-Length, Accept-Encoding, X-CSRF-Token, Authorization")
-		w.Header().Set("Access-Control-Allow-Credentials", "true")
-
-		const basicAuthPrefix string = "Basic "
-
-		// Get the Basic Authentication credentials
-		auth := r.Header.Get("Authorization")
-		if strings.HasPrefix(auth, basicAuthPrefix) {
-			// Check credentials
-			payload, err := base64.StdEncoding.DecodeString(auth[len(basicAuthPrefix):])
-			if err == nil {
-				pair := bytes.SplitN(payload, []byte(":"), 2)
-				if len(pair) == 2 &&
-					bytes.Equal(pair[1], pass) {
-
-					// Delegate request to the given handle
-					h(w, r, ps)
-					return
-				}
-			}
-		}
-
-		// Request Basic Authentication otherwise
-		w.Header().Set("WWW-Authenticate", "Basic realm=Restricted")
-		http.Error(w, http.StatusText(http.StatusUnauthorized), http.StatusUnauthorized)
-	}
-}

main.go

@@ -12,6 +12,7 @@ import (
 	"github.com/go-xorm/xorm"
 	"github.com/julienschmidt/httprouter"
 	_ "github.com/lib/pq"
+	"github.com/rs/cors"
 
 	libconfig "dev.sum7.de/sum7/warehost/config"
 	"dev.sum7.de/sum7/warehost/system"
@@ -30,24 +31,38 @@ func main() {
 	flag.Parse()
 	config = libconfig.ReadConfigFile(configFile)
 
+	// Session mgmt
 	sessions, _ = session.NewManager("memory", "session", 3600)
 	go sessions.GC()
 
+	// Main Databaseconnection
 	dbconnection, err = xorm.NewEngine("postgres", config.Database)
 	if err != nil {
 		log.Fatal("[system] Error database connection: ", err)
 	}
 	defer dbconnection.Close()
+	dbconnection.ShowSQL(config.DatabaseDebug)
+	//load system Models to database
 	system.SyncModels(dbconnection)
 
+	// API routes
 	router := httprouter.New()
 	system.NewAPI(config, sessions, dbconnection, router, "")
 
+	// Fallback filesystem
 	if config.Webroot != "" {
 		router.NotFound = gziphandler.GzipHandler(http.FileServer(http.Dir(config.Webroot)))
 	}
+
+	// Manage CORS (JsonOutput allow requested -> lib/api)
+	c := cors.New(cors.Options{
+		AllowedOrigins:   []string{config.API.AllowedOrigins},
+		AllowCredentials: true,
+	})
+	handler := c.Handler(router)
+	// Start server
 	address := net.JoinHostPort(config.API.Address, config.API.Port)
 	log.Println("starting webserver on", address)
 	// TODO bad
-	log.Fatal(http.ListenAndServe(address, router))
+	log.Fatal(http.ListenAndServe(address, handler))
 }

system/api.go

@@ -4,7 +4,6 @@ import (
 	"encoding/json"
 	"log"
 	"net/http"
-	"strconv"
 
 	"github.com/astaxie/session"
 	"github.com/go-xorm/xorm"
@@ -26,9 +25,10 @@ type API struct {
 func NewAPI(config *libconfig.Config, sessions *session.Manager, dbconnection *xorm.Engine, router *httprouter.Router, prefix string) {
 	api := &API{config: config, sessions: sessions, dbconnection: dbconnection}
 	router.GET(prefix+"/status", api.Status)
-	router.GET(prefix+"/login", api.Login)
-	router.GET(prefix+"/login/:id", api.FakeLogin)
 	router.GET(prefix+"/logout", api.Logout)
+
+	router.POST(prefix+"/login", api.Login)
+	//router.OPTIONS(prefix+"/login", api.Login)
 }
 
 // Status to get Login and Server status
@@ -57,13 +57,18 @@ func (api *API) Login(w http.ResponseWriter, r *http.Request, _ httprouter.Param
 	var requestlogin RequestLogin
 	err := json.NewDecoder(r.Body).Decode(&requestlogin)
 	if err != nil {
-		http.Error(w, err.Error(), http.StatusInternalServerError)
 		log.Println("[system]-login error fetch request")
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		libapi.JsonOutput(api.sessions, w, r, false)
 		return
 	}
 	var login = Login{Username: requestlogin.Username}
 	_, err = api.dbconnection.Get(&login)
 	if err != nil {
+		log.Println("[system]-login error fetch database")
+		libapi.JsonOutput(api.sessions, w, r, false)
+		return
+	}
 	result := false
 	if login.Active {
 		output, _ := libpassword.Validate(login.Password, requestlogin.Password)
@@ -72,26 +77,6 @@ func (api *API) Login(w http.ResponseWriter, r *http.Request, _ httprouter.Param
 			sess.Set("login", login)
 		}
 	}
-		libapi.JsonOutput(api.sessions, w, r, result)
+	log.Println("[system]-login worked", result)
-	} else {
-		http.Error(w, err.Error(), http.StatusInternalServerError)
-		log.Println("[system]-login error fetch database")
-		libapi.JsonOutput(api.sessions, w, r, true)
-	}
-}
-
-// FakeLogin is a API test function
-func (api *API) FakeLogin(w http.ResponseWriter, r *http.Request, params httprouter.Params) {
-	id, _ := strconv.ParseInt(params.ByName("id"), 10, 64)
-	sess := api.sessions.SessionStart(w, r)
-	var login = Login{}
-	_, err := api.dbconnection.Id(id).Get(&login)
-	result := false
-	if err != nil {
-		log.Print("[system] Error get login count: ", err)
-	} else {
-		sess.Set("login", login)
-		result = true
-	}
 	libapi.JsonOutput(api.sessions, w, r, result)
 }