Added session cookie and logout for admin

handlers/auth.go

@@ -74,7 +74,22 @@ func Login(tmpl *template.Template) http.HandlerFunc {
 			return
 		}
 
-		// TODO: create a session so the admin stays logged in
+		token, err := auth.GenerateSession()
+		if err != nil {
+			tmpl.Execute(w, map[string]string{
+				"SiteName": Cfg.SiteName,
+				"Error":    "Something went wrong. Please try again.",
+			})
+			return
+		}
+		auth.SetSessionCookie(w, token)
 		http.Redirect(w, r, "/admin", http.StatusSeeOther)
 	}
 }
+
+func Logout() http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		auth.ClearSession(w, r)
+		http.Redirect(w, r, "/", http.StatusSeeOther)
+	}
+}