114 lines
4.6 KiB
C++
114 lines
4.6 KiB
C++
// Copyright (c) 2018 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#ifndef ATOM_BROWSER_NET_SYSTEM_NETWORK_CONTEXT_MANAGER_H_
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#define ATOM_BROWSER_NET_SYSTEM_NETWORK_CONTEXT_MANAGER_H_
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#include <memory>
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#include <string>
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#include <vector>
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#include "base/macros.h"
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#include "base/memory/ref_counted.h"
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#include "base/optional.h"
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#include "chrome/browser/net/proxy_config_monitor.h"
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#include "services/network/public/mojom/network_context.mojom.h"
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#include "services/network/public/mojom/network_service.mojom.h"
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namespace network {
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namespace mojom {
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class URLLoaderFactory;
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}
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class SharedURLLoaderFactory;
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} // namespace network
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namespace net_log {
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class NetExportFileWriter;
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}
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// Responsible for creating and managing access to the system NetworkContext.
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// Lives on the UI thread. The NetworkContext this owns is intended for requests
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// not associated with a session. It stores no data on disk, and has no HTTP
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// cache, but it does have ephemeral cookie and channel ID stores.
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//
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// This class is also responsible for configuring global NetworkService state.
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//
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// The "system" NetworkContext will either share a URLRequestContext with
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// IOThread's SystemURLRequestContext and be part of IOThread's NetworkService
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// (If the network service is disabled) or be an independent NetworkContext
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// using the actual network service.
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class SystemNetworkContextManager {
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public:
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SystemNetworkContextManager();
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~SystemNetworkContextManager();
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// Returns default set of parameters for configuring the network service.
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static network::mojom::NetworkContextParamsPtr
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CreateDefaultNetworkContextParams();
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// Initializes |network_context_params| as needed to set up a system
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// NetworkContext. If the network service is disabled,
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// |network_context_request| will be for the NetworkContext used by the
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// SystemNetworkContextManager. Otherwise, this method can still be used to
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// help set up the IOThread's in-process URLRequestContext.
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//
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// Must be called before the system NetworkContext is first used.
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void SetUp(
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network::mojom::NetworkContextRequest* network_context_request,
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network::mojom::NetworkContextParamsPtr* network_context_params,
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network::mojom::HttpAuthStaticParamsPtr* http_auth_static_params,
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network::mojom::HttpAuthDynamicParamsPtr* http_auth_dynamic_params);
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// Returns the System NetworkContext. May only be called after SetUp(). Does
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// any initialization of the NetworkService that may be needed when first
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// called.
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network::mojom::NetworkContext* GetContext();
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// Returns a URLLoaderFactory owned by the SystemNetworkContextManager that is
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// backed by the SystemNetworkContext. Allows sharing of the URLLoaderFactory.
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// Prefer this to creating a new one. Call Clone() on the value returned by
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// this method to get a URLLoaderFactory that can be used on other threads.
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network::mojom::URLLoaderFactory* GetURLLoaderFactory();
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// Returns a SharedURLLoaderFactory owned by the SystemNetworkContextManager
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// that is backed by the SystemNetworkContext.
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scoped_refptr<network::SharedURLLoaderFactory> GetSharedURLLoaderFactory();
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// Returns a shared global NetExportFileWriter instance.
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net_log::NetExportFileWriter* GetNetExportFileWriter();
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// Called when content creates a NetworkService. Creates the
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// SystemNetworkContext, if the network service is enabled.
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void OnNetworkServiceCreated(network::mojom::NetworkService* network_service);
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private:
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class URLLoaderFactoryForSystem;
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// Creates parameters for the NetworkContext. May only be called once, since
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// it initializes some class members.
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network::mojom::NetworkContextParamsPtr CreateNetworkContextParams();
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ProxyConfigMonitor proxy_config_monitor_;
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// NetworkContext using the network service, if the network service is
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// enabled. nullptr, otherwise.
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network::mojom::NetworkContextPtr network_service_network_context_;
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// This is a NetworkContext that wraps the IOThread's SystemURLRequestContext.
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// Always initialized in SetUp, but it's only returned by Context() when the
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// network service is disabled.
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network::mojom::NetworkContextPtr io_thread_network_context_;
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// URLLoaderFactory backed by the NetworkContext returned by GetContext(), so
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// consumers don't all need to create their own factory.
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scoped_refptr<URLLoaderFactoryForSystem> shared_url_loader_factory_;
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network::mojom::URLLoaderFactoryPtr url_loader_factory_;
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// Initialized on first access.
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std::unique_ptr<net_log::NetExportFileWriter> net_export_file_writer_;
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DISALLOW_COPY_AND_ASSIGN(SystemNetworkContextManager);
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};
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#endif // ATOM_BROWSER_NET_SYSTEM_NETWORK_CONTEXT_MANAGER_H_
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