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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// ClientSocketPoolManager manages access to all ClientSocketPools. It's a
// simple container for all of them. Most importantly, it handles the lifetime
// and destruction order properly.
#ifndef NET_SOCKET_CLIENT_SOCKET_POOL_MANAGER_H_
#define NET_SOCKET_CLIENT_SOCKET_POOL_MANAGER_H_
#include "net/base/completion_callback.h"
#include "net/base/net_export.h"
#include "net/base/request_priority.h"
#include "net/http/http_network_session.h"
class GURL;
namespace base {
class Value;
}
namespace net {
typedef base::Callback<int(const AddressList&, const BoundNetLog& net_log)>
OnHostResolutionCallback;
class BoundNetLog;
class ClientSocketHandle;
class HostPortPair;
class HttpNetworkSession;
class HttpProxyClientSocketPool;
class HttpRequestHeaders;
class ProxyInfo;
class TransportClientSocketPool;
class SOCKSClientSocketPool;
class SSLClientSocketPool;
struct SSLConfig;
// This should rather be a simple constant but Windows shared libs doesn't
// really offer much flexiblity in exporting contants.
enum DefaultMaxValues { kDefaultMaxSocketsPerProxyServer = 32 };
class NET_EXPORT_PRIVATE ClientSocketPoolManager {
public:
ClientSocketPoolManager();
virtual ~ClientSocketPoolManager();
// The setter methods below affect only newly created socket pools after the
// methods are called. Normally they should be called at program startup
// before any ClientSocketPoolManagerImpl is created.
static int max_sockets_per_pool(HttpNetworkSession::SocketPoolType pool_type);
static void set_max_sockets_per_pool(
HttpNetworkSession::SocketPoolType pool_type,
int socket_count);
static int max_sockets_per_group(
HttpNetworkSession::SocketPoolType pool_type);
static void set_max_sockets_per_group(
HttpNetworkSession::SocketPoolType pool_type,
int socket_count);
static int max_sockets_per_proxy_server(
HttpNetworkSession::SocketPoolType pool_type);
static void set_max_sockets_per_proxy_server(
HttpNetworkSession::SocketPoolType pool_type,
int socket_count);
virtual void FlushSocketPoolsWithError(int error) = 0;
virtual void CloseIdleSockets() = 0;
virtual TransportClientSocketPool* GetTransportSocketPool() = 0;
virtual SSLClientSocketPool* GetSSLSocketPool() = 0;
virtual SOCKSClientSocketPool* GetSocketPoolForSOCKSProxy(
const HostPortPair& socks_proxy) = 0;
virtual HttpProxyClientSocketPool* GetSocketPoolForHTTPProxy(
const HostPortPair& http_proxy) = 0;
virtual SSLClientSocketPool* GetSocketPoolForSSLWithProxy(
const HostPortPair& proxy_server) = 0;
// Creates a Value summary of the state of the socket pools. The caller is
// responsible for deleting the returned value.
virtual base::Value* SocketPoolInfoToValue() const = 0;
};
// A helper method that uses the passed in proxy information to initialize a
// ClientSocketHandle with the relevant socket pool. Use this method for
// HTTP/HTTPS requests. |ssl_config_for_origin| is only used if the request
// uses SSL and |ssl_config_for_proxy| is used if the proxy server is HTTPS.
// |resolution_callback| will be invoked after the the hostname is
// resolved. If |resolution_callback| does not return OK, then the
// connection will be aborted with that value.
int InitSocketHandleForHttpRequest(
const GURL& request_url,
const HttpRequestHeaders& request_extra_headers,
int request_load_flags,
RequestPriority request_priority,
HttpNetworkSession* session,
const ProxyInfo& proxy_info,
bool force_spdy_over_ssl,
bool want_spdy_over_npn,
const SSLConfig& ssl_config_for_origin,
const SSLConfig& ssl_config_for_proxy,
PrivacyMode privacy_mode,
const BoundNetLog& net_log,
ClientSocketHandle* socket_handle,
const OnHostResolutionCallback& resolution_callback,
const CompletionCallback& callback);
// A helper method that uses the passed in proxy information to initialize a
// ClientSocketHandle with the relevant socket pool. Use this method for
// HTTP/HTTPS requests for WebSocket handshake.
// |ssl_config_for_origin| is only used if the request
// uses SSL and |ssl_config_for_proxy| is used if the proxy server is HTTPS.
// |resolution_callback| will be invoked after the the hostname is
// resolved. If |resolution_callback| does not return OK, then the
// connection will be aborted with that value.
// This function uses WEBSOCKET_SOCKET_POOL socket pools.
int InitSocketHandleForWebSocketRequest(
const GURL& request_url,
const HttpRequestHeaders& request_extra_headers,
int request_load_flags,
RequestPriority request_priority,
HttpNetworkSession* session,
const ProxyInfo& proxy_info,
bool force_spdy_over_ssl,
bool want_spdy_over_npn,
const SSLConfig& ssl_config_for_origin,
const SSLConfig& ssl_config_for_proxy,
PrivacyMode privacy_mode,
const BoundNetLog& net_log,
ClientSocketHandle* socket_handle,
const OnHostResolutionCallback& resolution_callback,
const CompletionCallback& callback);
// A helper method that uses the passed in proxy information to initialize a
// ClientSocketHandle with the relevant socket pool. Use this method for
// a raw socket connection to a host-port pair (that needs to tunnel through
// the proxies).
NET_EXPORT int InitSocketHandleForRawConnect(
const HostPortPair& host_port_pair,
HttpNetworkSession* session,
const ProxyInfo& proxy_info,
const SSLConfig& ssl_config_for_origin,
const SSLConfig& ssl_config_for_proxy,
PrivacyMode privacy_mode,
const BoundNetLog& net_log,
ClientSocketHandle* socket_handle,
const CompletionCallback& callback);
// Similar to InitSocketHandleForHttpRequest except that it initiates the
// desired number of preconnect streams from the relevant socket pool.
int PreconnectSocketsForHttpRequest(
const GURL& request_url,
const HttpRequestHeaders& request_extra_headers,
int request_load_flags,
RequestPriority request_priority,
HttpNetworkSession* session,
const ProxyInfo& proxy_info,
bool force_spdy_over_ssl,
bool want_spdy_over_npn,
const SSLConfig& ssl_config_for_origin,
const SSLConfig& ssl_config_for_proxy,
PrivacyMode privacy_mode,
const BoundNetLog& net_log,
int num_preconnect_streams);
} // namespace net
#endif // NET_SOCKET_CLIENT_SOCKET_POOL_MANAGER_H_
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