rename backend to pkg

pkg/api/api_login.go

@@ -0,0 +1,46 @@
+package api
+
+import "github.com/gin-gonic/gin"
+
+func init() {
+	addRoutes(func(self *HttpServer) {
+		self.router.GET("/login/*_", self.index)
+		self.router.POST("/login", self.loginPost)
+	})
+}
+
+type loginJsonModel struct {
+	Email    string `json:"email" binding:"required"`
+	Password string `json:"password" binding:"required"`
+	Remember bool   `json:"remember"`
+}
+
+func (self *HttpServer) loginPost(c *gin.Context) {
+	var loginModel loginJsonModel
+
+	if c.EnsureBody(&loginModel) {
+		if loginModel.Email == "manu" && loginModel.Password == "123" {
+
+			session, _ := sessionStore.Get(c.Request, "grafana-session")
+			session.Values["login"] = true
+			session.Save(c.Request, c.Writer)
+
+			c.JSON(200, gin.H{"status": "you are logged in"})
+		} else {
+			c.JSON(401, gin.H{"status": "unauthorized"})
+		}
+	}
+}
+
+func (self *HttpServer) authMiddleware() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		session, _ := sessionStore.Get(c.Request, "grafana-session")
+
+		if c.Request.URL.Path != "/login" && session.Values["login"] == nil {
+			c.Writer.Header().Set("Location", "/login")
+			c.Abort(302)
+		}
+
+		session.Save(c.Request, c.Writer)
+	}
+}