From 3714207983f244816dd9c8ec12b8ec3554ea7619 Mon Sep 17 00:00:00 2001
From: Vladislav Ostapov <Vlados.ost.31@yandex.ru>
Date: Tue, 5 Nov 2024 10:44:36 +0300
Subject: [PATCH] =?UTF-8?q?=D1=80=D0=B0=D0=B1=D0=BE=D1=82=D0=B0=D1=8E?=
 =?UTF-8?q?=D1=89=D0=B8=D0=B9=20logout?=
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---
 src/auth/jwt.h   |  2 ++
 src/main.cpp     | 15 ++++++++++++++-
 static/main.html |  1 +
 3 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/src/auth/jwt.h b/src/auth/jwt.h
index 0456ab4..6559356 100644
--- a/src/auth/jwt.h
+++ b/src/auth/jwt.h
@@ -6,6 +6,8 @@
 namespace http::auth::jwt {
     extern std::string secretKey;
 
+    constexpr const char* EMPTY_AUTH_COOKIE = "auth=;Path=/; Max-Age=86400; HttpOnly; SameSite=Lax";;
+
     void generateSecretKey();
 
     /**
diff --git a/src/main.cpp b/src/main.cpp
index 1a199df..1b82354 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -128,7 +128,12 @@ public:
 
         s.resources.emplace_back(std::make_unique<http::resource::GenericResource>("/login", [this](const auto& req, auto& rep) {
             if (req.method == "GET") {
-                sf->serve(LOGIN_HTML, rep);
+                auto user = auth.getSession(req);
+                if (user == nullptr) {
+                    sf->serve(LOGIN_HTML, rep);
+                } else {
+                    http::server::httpRedirect(rep, "/");
+                }
             } else if (req.method == "POST") {
                 rep.status = http::server::ok;
                 rep.headers.clear();
@@ -153,6 +158,14 @@ public:
                 http::server::stockReply(http::server::bad_request, rep);
             }
         }));
+        s.resources.emplace_back(std::make_unique<http::resource::GenericResource>("/logout", [this](const auto& req, auto& rep) {
+            if (req.method == "GET") {
+                http::server::httpRedirect(rep, "/");
+                rep.headers.push_back({.name = "Set-Cookie", .value = http::auth::jwt::EMPTY_AUTH_COOKIE});
+            } else {
+                http::server::stockReply(http::server::bad_request, rep);
+            }
+        }));
 
         s.resources.emplace_back(std::make_unique<http::resource::GenericResource>("/favicon.ico", [this](const auto& req, auto& rep) { boost::ignore_unused(req); sf->serve(FAVICON_ICO, rep); }));
         s.resources.emplace_back(std::make_unique<http::resource::GenericResource>("/images/krokodil_vzryvaetsya_hd.gif", [this](const auto& req, auto& rep) { boost::ignore_unused(req); sf->serve(KROKODIL_GIF, rep); }));
diff --git a/static/main.html b/static/main.html
index 0639e3b..5ec834a 100644
--- a/static/main.html
+++ b/static/main.html
@@ -22,6 +22,7 @@
             <a href="#monitoring" class="tabs-btn" @click="activeTab = 'monitoring'" :class="{ active: activeTab === 'monitoring' }">Мониторинг</a>
             <a href="#setup" class="tabs-btn" @click="activeTab = 'setup'" :class="{ active: activeTab === 'setup' }">Настройки</a>
             <a href="#admin" class="tabs-btn" @click="activeTab = 'admin'" :class="{ active: activeTab === 'admin' }">Администрирование</a>
+            <a href="/logout" class="tabs-btn">Выход</a>
         </div>
         <div class="tabs-body">
             <div class="tabs-body-item tabs-item-flex-container" v-show="activeTab === 'monitoring'">