Repo created

TMessagesProj/jni/voip/webrtc/p2p/base/test_turn_server.h

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+/*
+ *  Copyright 2012 The WebRTC Project Authors. All rights reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef P2P_BASE_TEST_TURN_SERVER_H_
+#define P2P_BASE_TEST_TURN_SERVER_H_
+
+#include <memory>
+#include <string>
+#include <utility>
+#include <vector>
+
+#include "absl/strings/string_view.h"
+#include "api/sequence_checker.h"
+#include "api/transport/stun.h"
+#include "p2p/base/basic_packet_socket_factory.h"
+#include "p2p/base/turn_server.h"
+#include "rtc_base/async_udp_socket.h"
+#include "rtc_base/ssl_adapter.h"
+#include "rtc_base/ssl_identity.h"
+#include "rtc_base/thread.h"
+
+namespace cricket {
+
+static const char kTestRealm[] = "example.org";
+static const char kTestSoftware[] = "TestTurnServer";
+
+class TestTurnRedirector : public TurnRedirectInterface {
+ public:
+  explicit TestTurnRedirector(const std::vector<rtc::SocketAddress>& addresses)
+      : alternate_server_addresses_(addresses),
+        iter_(alternate_server_addresses_.begin()) {}
+
+  virtual bool ShouldRedirect(const rtc::SocketAddress&,
+                              rtc::SocketAddress* out) {
+    if (!out || iter_ == alternate_server_addresses_.end()) {
+      return false;
+    }
+    *out = *iter_++;
+    return true;
+  }
+
+ private:
+  const std::vector<rtc::SocketAddress>& alternate_server_addresses_;
+  std::vector<rtc::SocketAddress>::const_iterator iter_;
+};
+
+class TestTurnServer : public TurnAuthInterface {
+ public:
+  TestTurnServer(rtc::Thread* thread,
+                 rtc::SocketFactory* socket_factory,
+                 const rtc::SocketAddress& int_addr,
+                 const rtc::SocketAddress& udp_ext_addr,
+                 ProtocolType int_protocol = PROTO_UDP,
+                 bool ignore_bad_cert = true,
+                 absl::string_view common_name = "test turn server")
+      : server_(thread), socket_factory_(socket_factory) {
+    AddInternalSocket(int_addr, int_protocol, ignore_bad_cert, common_name);
+    server_.SetExternalSocketFactory(
+        new rtc::BasicPacketSocketFactory(socket_factory), udp_ext_addr);
+    server_.set_realm(kTestRealm);
+    server_.set_software(kTestSoftware);
+    server_.set_auth_hook(this);
+  }
+
+  ~TestTurnServer() { RTC_DCHECK(thread_checker_.IsCurrent()); }
+
+  void set_enable_otu_nonce(bool enable) {
+    RTC_DCHECK(thread_checker_.IsCurrent());
+    server_.set_enable_otu_nonce(enable);
+  }
+
+  TurnServer* server() {
+    RTC_DCHECK(thread_checker_.IsCurrent());
+    return &server_;
+  }
+
+  void set_redirect_hook(TurnRedirectInterface* redirect_hook) {
+    RTC_DCHECK(thread_checker_.IsCurrent());
+    server_.set_redirect_hook(redirect_hook);
+  }
+
+  void set_enable_permission_checks(bool enable) {
+    RTC_DCHECK(thread_checker_.IsCurrent());
+    server_.set_enable_permission_checks(enable);
+  }
+
+  void AddInternalSocket(const rtc::SocketAddress& int_addr,
+                         ProtocolType proto,
+                         bool ignore_bad_cert = true,
+                         absl::string_view common_name = "test turn server") {
+    RTC_DCHECK(thread_checker_.IsCurrent());
+    if (proto == cricket::PROTO_UDP) {
+      server_.AddInternalSocket(
+          rtc::AsyncUDPSocket::Create(socket_factory_, int_addr), proto);
+    } else if (proto == cricket::PROTO_TCP || proto == cricket::PROTO_TLS) {
+      // For TCP we need to create a server socket which can listen for incoming
+      // new connections.
+      rtc::Socket* socket = socket_factory_->CreateSocket(AF_INET, SOCK_STREAM);
+      socket->Bind(int_addr);
+      socket->Listen(5);
+      if (proto == cricket::PROTO_TLS) {
+        // For TLS, wrap the TCP socket with an SSL adapter. The adapter must
+        // be configured with a self-signed certificate for testing.
+        // Additionally, the client will not present a valid certificate, so we
+        // must not fail when checking the peer's identity.
+        std::unique_ptr<rtc::SSLAdapterFactory> ssl_adapter_factory =
+            rtc::SSLAdapterFactory::Create();
+        ssl_adapter_factory->SetRole(rtc::SSL_SERVER);
+        ssl_adapter_factory->SetIdentity(
+            rtc::SSLIdentity::Create(common_name, rtc::KeyParams()));
+        ssl_adapter_factory->SetIgnoreBadCert(ignore_bad_cert);
+        server_.AddInternalServerSocket(socket, proto,
+                                        std::move(ssl_adapter_factory));
+      } else {
+        server_.AddInternalServerSocket(socket, proto);
+      }
+    } else {
+      RTC_DCHECK_NOTREACHED() << "Unknown protocol type: " << proto;
+    }
+  }
+
+  // Finds the first allocation in the server allocation map with a source
+  // ip and port matching the socket address provided.
+  TurnServerAllocation* FindAllocation(const rtc::SocketAddress& src) {
+    RTC_DCHECK(thread_checker_.IsCurrent());
+    const TurnServer::AllocationMap& map = server_.allocations();
+    for (TurnServer::AllocationMap::const_iterator it = map.begin();
+         it != map.end(); ++it) {
+      if (src == it->first.src()) {
+        return it->second.get();
+      }
+    }
+    return NULL;
+  }
+
+ private:
+  // For this test server, succeed if the password is the same as the username.
+  // Obviously, do not use this in a production environment.
+  virtual bool GetKey(absl::string_view username,
+                      absl::string_view realm,
+                      std::string* key) {
+    RTC_DCHECK(thread_checker_.IsCurrent());
+    return ComputeStunCredentialHash(std::string(username), std::string(realm),
+                                     std::string(username), key);
+  }
+
+  TurnServer server_;
+  rtc::SocketFactory* socket_factory_;
+  webrtc::SequenceChecker thread_checker_;
+};
+
+}  // namespace cricket
+
+#endif  // P2P_BASE_TEST_TURN_SERVER_H_