Radiusю (#12)

[stg.git] / projects / stargazer / plugins / other / radius / server.cpp

diff --git a/projects/stargazer/plugins/other/radius/server.cpp b/projects/stargazer/plugins/other/radius/server.cpp
index 4d16b6cbcf33f69c12110e95136322dc51497e53..9e6766d53826d8457ea5a796895bff15fb351911 100644 (file)
--- a/projects/stargazer/plugins/other/radius/server.cpp
+++ b/projects/stargazer/plugins/other/radius/server.cpp
@@ -1,18 +1,37 @@
 #include "server.h"
 #include "radproto/packet_codes.h"
+#include "radproto/attribute_types.h"
+#include "stg/user.h"
+#include "stg/users.h"
+#include "stg/common.h"
+#include <cstring>
 #include <functional>
-#include <iostream>
+#include <cstdint> //uint8_t, uint32_t
 
 using STG::Server;
 using boost::system::error_code;
 
-Server::Server(boost::asio::io_service& io_service, const std::string& secret, uint16_t port, const std::string& filePath)
-    : m_radius(io_service, secret, port),
-      m_dictionaries(filePath)
+Server::Server(boost::asio::io_context& io_context, const std::string& secret, uint16_t port, const std::string& filePath, std::stop_token token, PluginLogger& logger, Users* users)
+    : m_radius(io_context, secret, port),
+      m_dictionaries(filePath),
+      m_users(users),
+      m_token(std::move(token)),
+      m_logger(logger)
+{
+    start();
+}
+
+void Server::start()
 {
     startReceive();
 }
 
+void Server::stop()
+{
+    error_code ec;
+    m_radius.close(ec);
+}
+
 void Server::startReceive()
 {
     m_radius.asyncReceive([this](const auto& error, const auto& packet, const boost::asio::ip::udp::endpoint& source){ handleReceive(error, packet, source); });
@@ -34,35 +53,78 @@ RadProto::Packet Server::makeResponse(const RadProto::Packet& request)
     std::vector<uint8_t> vendorValue {0, 0, 0, 3};
     vendorSpecific.push_back(RadProto::VendorSpecific(m_dictionaries.vendorCode("Dlink"), m_dictionaries.vendorAttributeCode("Dlink", "Dlink-User-Level"), vendorValue));
 
-    if (request.type() == RadProto::ACCESS_REQUEST)
+    if (request.type() != RadProto::ACCESS_REQUEST)
+        return RadProto::Packet(RadProto::ACCESS_REJECT, request.id(), request.auth(), {}, {});
+
+    if (findUser(request))
         return RadProto::Packet(RadProto::ACCESS_ACCEPT, request.id(), request.auth(), attributes, vendorSpecific);
 
-    return RadProto::Packet(RadProto::ACCESS_REJECT, request.id(), request.auth(), attributes, vendorSpecific);
+    printfd(__FILE__, "Error findUser\n");
+    return RadProto::Packet(RadProto::ACCESS_REJECT, request.id(), request.auth(), {}, {});
 }
 
 void Server::handleSend(const error_code& ec)
 {
-    if (ec)
-        std::cout << "Error asyncSend: " << ec.message() << "\n";
+    if (m_token.stop_requested())
+        return;
 
+    if (ec)
+    {
+        m_logger("Error asyncSend: %s", ec.message().c_str());
+        printfd(__FILE__, "Error asyncSend: '%s'\n", ec.message().c_str());
+    }
     startReceive();
 }
 
 void Server::handleReceive(const error_code& error, const std::optional<RadProto::Packet>& packet, const boost::asio::ip::udp::endpoint& source)
 {
+    if (m_token.stop_requested())
+        return;
+
     if (error)
     {
-        std::cout << "Error asyncReceive: " << error.message() << "\n";
-        return;
+        m_logger("Error asyncReceive: %s", error.message().c_str());
+        printfd(__FILE__, "Error asyncReceive: '%s'\n", error.message().c_str());
     }
 
     if (packet == std::nullopt)
     {
-        std::cout << "Error asyncReceive: the request packet is missing\n";
+        m_logger("Error asyncReceive: the request packet is missing\n");
+        printfd(__FILE__, "Error asyncReceive: the request packet is missing\n");
         return;
     }
-    else
+
+    m_radius.asyncSend(makeResponse(*packet), source, [this](const auto& ec){ handleSend(ec); });
+}
+
+bool Server::findUser(const RadProto::Packet& packet)
+{
+    std::string login;
+    std::string password;
+    for (const auto& attribute : packet.attributes())
+    {
+        if (attribute->type() == RadProto::USER_NAME)
+            login = attribute->toString();
+
+        if (attribute->type() == RadProto::USER_PASSWORD)
+            password = attribute->toString();
+    }
+
+    User* user = nullptr;
+    if (m_users->FindByName(login, &user))
+    {
+        m_logger("User '%s' not found.", login.c_str());
+        printfd(__FILE__, "User '%s' NOT found!\n", login.c_str());
+        return false;
+    }
+
+    printfd(__FILE__, "User '%s' FOUND!\n", user->GetLogin().c_str());
+
+    if (password != user->GetProperties().password.Get())
     {
-        m_radius.asyncSend(makeResponse(*packet), source, [this](const auto& ec){ handleSend(ec); });
+        m_logger("User's password is incorrect. %s", password.c_str());
+        printfd(__FILE__, "User's password is incorrect.\n", password.c_str());
+        return false;
     }
+    return true;
 }