components/devtools_service/devtools_service.h

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef COMPONENTS_DEVTOOLS_SERVICE_DEVTOOLS_SERVICE_H_
   6 #define COMPONENTS_DEVTOOLS_SERVICE_DEVTOOLS_SERVICE_H_
   7
   8 #include <set>
   9
  10 #include "base/macros.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "components/devtools_service/public/interfaces/devtools_service.mojom.h"
  13 #include "mojo/common/weak_binding_set.h"
  14 #include "mojo/services/network/public/interfaces/http_connection.mojom.h"
  15 #include "mojo/services/network/public/interfaces/http_server.mojom.h"
  16
  17 namespace mojo {
  18 class ApplicationImpl;
  19 }
  20
  21 namespace devtools_service {
  22
  23 // DevToolsService is the central control. It manages the communication with
  24 // DevTools agents (e.g., Web page renderers). It also starts an HTTP server to
  25 // speak the Chrome remote debugging protocol.
  26 class DevToolsService : public DevToolsRegistry,
  27                         public DevToolsCoordinator,
  28                         public mojo::HttpServerDelegate {
  29  public:
  30   // Doesn't take ownership of |application|, which must outlive this object.
  31   explicit DevToolsService(mojo::ApplicationImpl* application);
  32   ~DevToolsService() override;
  33
  34   void BindToRegistryRequest(mojo::InterfaceRequest<DevToolsRegistry> request);
  35   void BindToCoordinatorRequest(
  36       mojo::InterfaceRequest<DevToolsCoordinator> request);
  37
  38  private:
  39   class HttpConnectionDelegateImpl;
  40
  41   // DevToolsCoordinator implementation.
  42   void Initialize(uint16_t remote_debugging_port) override;
  43
  44   // DevToolsRegistry implementation.
  45   void RegisterAgent(DevToolsAgentPtr agent) override;
  46
  47   // mojo::HttpServerDelegate implementation.
  48   void OnConnected(
  49       mojo::HttpConnectionPtr connection,
  50       mojo::InterfaceRequest<mojo::HttpConnectionDelegate> delegate) override;
  51
  52   bool IsInitialized() const { return !!http_server_delegate_binding_; }
  53
  54   // The following methods are called by HttpConnectionDelegateImpl.
  55   using OnReceivedRequestCallback =
  56       mojo::HttpConnectionDelegate::OnReceivedRequestCallback;
  57   void OnReceivedRequest(HttpConnectionDelegateImpl* connection,
  58                          mojo::HttpRequestPtr request,
  59                          const OnReceivedRequestCallback& callback);
  60
  61   using OnReceivedWebSocketRequestCallback =
  62       mojo::HttpConnectionDelegate::OnReceivedWebSocketRequestCallback;
  63   void OnReceivedWebSocketRequest(
  64       HttpConnectionDelegateImpl* connection,
  65       mojo::HttpRequestPtr request,
  66       const OnReceivedWebSocketRequestCallback& callback);
  67
  68   void OnConnectionClosed(HttpConnectionDelegateImpl* connection);
  69
  70   // Not owned by this object.
  71   mojo::ApplicationImpl* const application_;
  72
  73   mojo::WeakBindingSet<DevToolsCoordinator> coordinator_bindings_;
  74
  75   scoped_ptr<mojo::Binding<mojo::HttpServerDelegate>>
  76       http_server_delegate_binding_;
  77
  78   // Owns the elements.
  79   std::set<HttpConnectionDelegateImpl*> connections_;
  80
  81   DISALLOW_COPY_AND_ASSIGN(DevToolsService);
  82 };
  83
  84 }  // namespace devtools_service
  85
  86 #endif  // COMPONENTS_DEVTOOLS_SERVICE_DEVTOOLS_SERVICE_H_