spdy_interface.cc revision c2e0dbddbe15c98d52c4786dac06cb8952a8ae6d
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/tools/flip_server/spdy_interface.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <algorithm> 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <string> 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/spdy/spdy_framer.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/spdy/spdy_protocol.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/tools/dump_cache/url_utilities.h" 132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "net/tools/flip_server/constants.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/tools/flip_server/flip_config.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/tools/flip_server/http_interface.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/tools/flip_server/spdy_util.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace net { 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)std::string SpdySM::forward_ip_header_; 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class SpdyFrameDataFrame : public DataFrame { 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpdyFrameDataFrame(SpdyFrame* spdy_frame) 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : frame(spdy_frame) { 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) data = spdy_frame->data(); 282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) size = spdy_frame->size(); 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~SpdyFrameDataFrame() { 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delete frame; 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SpdyFrame* frame; 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)SpdySM::SpdySM(SMConnection* connection, 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SMInterface* sm_http_interface, 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EpollServer* epoll_server, 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MemoryCache* memory_cache, 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FlipAcceptor* acceptor) 432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : buffered_spdy_framer_(new BufferedSpdyFramer(2, true)), 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) valid_spdy_session_(false), 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) connection_(connection), 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) client_output_list_(connection->output_list()), 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) client_output_ordering_(connection), 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) next_outgoing_stream_id_(2), 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) epoll_server_(epoll_server), 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) acceptor_(acceptor), 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) memory_cache_(memory_cache), 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) close_on_error_(false) { 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) buffered_spdy_framer_->set_visitor(this); 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)SpdySM::~SpdySM() { 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delete buffered_spdy_framer_; 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::InitSMConnection(SMConnectionPoolInterface* connection_pool, 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SMInterface* sm_interface, 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EpollServer* epoll_server, 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int fd, 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string server_ip, 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string server_port, 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string remote_ip, 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool use_ssl) { 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << "SpdySM: Initializing server connection."; 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) connection_->InitSMConnection(connection_pool, sm_interface, 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) epoll_server, fd, server_ip, server_port, 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) remote_ip, use_ssl); 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)SMInterface* SpdySM::NewConnectionInterface() { 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SMConnection* server_connection = 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SMConnection::NewSMConnection(epoll_server_, 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NULL, 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) memory_cache_, 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) acceptor_, 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "http_conn: "); 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (server_connection == NULL) { 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG(ERROR) << "SpdySM: Could not create server connection"; 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << "SpdySM: Creating new HTTP interface"; 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SMInterface *sm_http_interface = new HttpSM(server_connection, 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) this, 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) epoll_server_, 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) memory_cache_, 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) acceptor_); 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return sm_http_interface; 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)SMInterface* SpdySM::FindOrMakeNewSMConnectionInterface( 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string server_ip, std::string server_port) { 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SMInterface *sm_http_interface; 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int32 server_idx; 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (unused_server_interface_list.empty()) { 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) sm_http_interface = NewConnectionInterface(); 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) server_idx = server_interface_list.size(); 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) server_interface_list.push_back(sm_http_interface); 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << "SpdySM: Making new server connection on index: " 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << server_idx; 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) server_idx = unused_server_interface_list.back(); 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) unused_server_interface_list.pop_back(); 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) sm_http_interface = server_interface_list.at(server_idx); 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << "SpdySM: Reusing connection on " 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << "index: " << server_idx; 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) sm_http_interface->InitSMInterface(this, server_idx); 115c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) sm_http_interface->InitSMConnection(NULL, 116c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) sm_http_interface, 117c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) epoll_server_, 118c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) -1, 119c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) server_ip, 120c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) server_port, 121c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) std::string(), 122c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) false); 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return sm_http_interface; 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int SpdySM::SpdyHandleNewStream( 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpdyStreamId stream_id, 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpdyPriority priority, 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SpdyHeaderBlock& headers, 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string &http_data, 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool* is_https_scheme) { 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *is_https_scheme = false; 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << "SpdySM: OnSyn(" 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << stream_id << ")"; 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << "SpdySM: # headers: " 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << headers.size(); 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpdyHeaderBlock::const_iterator url = headers.find("url"); 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpdyHeaderBlock::const_iterator method = headers.find("method"); 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (url == headers.end() || method == headers.end()) { 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << "SpdySM: didn't find method or url " 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << "or method. Not creating stream"; 1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 0; 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpdyHeaderBlock::const_iterator scheme = headers.find("scheme"); 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (scheme->second.compare("https") == 0) { 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *is_https_scheme = true; 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // url->second here only ever seems to contain just the path. When this 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // path contains a query string with a http:// in one of its values, 1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // UrlUtilities::GetUrlPath will fail and always return a / breaking 1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the request. GetUrlPath assumes the absolute URL is being passed in. 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string uri; 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (url->second.compare(0,4,"http") == 0) 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uri = UrlUtilities::GetUrlPath(url->second); 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) else 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uri = std::string(url->second); 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (acceptor_->flip_handler_type_ == FLIP_HANDLER_SPDY_SERVER) { 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string host = UrlUtilities::GetUrlHost(url->second); 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(1) << ACCEPTOR_CLIENT_IDENT << "Request: " << method->second 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << " " << uri; 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string filename = EncodeURL(uri, host, method->second); 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NewStream(stream_id, priority, filename); 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpdyHeaderBlock::const_iterator version = headers.find("version"); 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) http_data += method->second + " " + uri + " " + version->second + "\r\n"; 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(1) << ACCEPTOR_CLIENT_IDENT << "Request: " << method->second << " " 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << uri << " " << version->second; 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (SpdyHeaderBlock::const_iterator i = headers.begin(); 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) i != headers.end(); ++i) { 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) http_data += i->first + ": " + i->second + "\r\n"; 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << i->first.c_str() << ":" 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << i->second.c_str(); 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (forward_ip_header_.length()) { 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // X-Client-Cluster-IP header 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) http_data += forward_ip_header_ + ": " + 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) connection_->client_ip() + "\r\n"; 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) http_data += "\r\n"; 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(3) << ACCEPTOR_CLIENT_IDENT << "SpdySM: HTTP Request:\n" << http_data; 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 1; 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::OnStreamFrameData(SpdyStreamId stream_id, 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const char* data, 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) size_t len, 1932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool fin) { 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << "SpdySM: StreamData(" << stream_id 1955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << ", [" << len << "])"; 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StreamToSmif::iterator it = stream_to_smif_.find(stream_id); 1975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (it == stream_to_smif_.end()) { 1985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << "Dropping frame from unknown stream " << stream_id; 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!valid_spdy_session_) 2005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) close_on_error_ = true; 2015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 2025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SMInterface* interface = it->second; 2055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (acceptor_->flip_handler_type_ == FLIP_HANDLER_PROXY) 2065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) interface->ProcessWriteInput(data, len); 2075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::OnSynStream(SpdyStreamId stream_id, 2105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpdyStreamId associated_stream_id, 2115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpdyPriority priority, 2125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint8 credential_slot, 2135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool fin, 2145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool unidirectional, 2155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SpdyHeaderBlock& headers) { 2165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string http_data; 2175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool is_https_scheme; 2185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int ret = SpdyHandleNewStream(stream_id, priority, headers, http_data, 2195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &is_https_scheme); 2205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!ret) { 2215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG(ERROR) << "SpdySM: Could not convert spdy into http."; 2225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 2235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We've seen a valid looking SYN_STREAM, consider this to have 2255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // been a real spdy session. 2265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) valid_spdy_session_ = true; 2275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (acceptor_->flip_handler_type_ == FLIP_HANDLER_PROXY) { 2295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string server_ip; 2305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string server_port; 2315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (is_https_scheme) { 2325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) server_ip = acceptor_->https_server_ip_; 2335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) server_port = acceptor_->https_server_port_; 2345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 2355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) server_ip = acceptor_->http_server_ip_; 2365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) server_port = acceptor_->http_server_port_; 2375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SMInterface* sm_http_interface = 2395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FindOrMakeNewSMConnectionInterface(server_ip, server_port); 2405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) stream_to_smif_[stream_id] = sm_http_interface; 2415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) sm_http_interface->SetStreamID(stream_id); 2425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) sm_http_interface->ProcessWriteInput(http_data.c_str(), 2435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) http_data.size()); 2445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::OnSynReply(SpdyStreamId stream_id, 2485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool fin, 2495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SpdyHeaderBlock& headers) { 2505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(willchan): if there is an error parsing headers, we 2515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // should send a RST_STREAM. 2525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << "SpdySM: OnSynReply(" 2535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << stream_id << ")"; 2545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::OnHeaders(SpdyStreamId stream_id, 2575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool fin, 2585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SpdyHeaderBlock& headers) { 2595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << "SpdySM: OnHeaders(" 2605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << stream_id << ")"; 2615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::OnRstStream(SpdyStreamId stream_id, 2642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyRstStreamStatus status) { 2655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << "SpdySM: OnRstStream(" 2665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << stream_id << ")"; 2675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) client_output_ordering_.RemoveStreamId(stream_id); 2685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)size_t SpdySM::ProcessReadInput(const char* data, size_t len) { 2715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return buffered_spdy_framer_->ProcessInput(data, len); 2725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)size_t SpdySM::ProcessWriteInput(const char* data, size_t len) { 2755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 0; 2765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool SpdySM::MessageFullyRead() const { 2795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return buffered_spdy_framer_->MessageFullyRead(); 2805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool SpdySM::Error() const { 2835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return close_on_error_ || buffered_spdy_framer_->HasError(); 2845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const char* SpdySM::ErrorAsString() const { 2875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(Error()); 2885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return SpdyFramer::ErrorCodeToString(buffered_spdy_framer_->error_code()); 2895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::ResetForNewInterface(int32 server_idx) { 2925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << "SpdySM: Reset for new interface: " 2935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << "server_idx: " << server_idx; 2945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) unused_server_interface_list.push_back(server_idx); 2955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::ResetForNewConnection() { 2985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // seq_num is not cleared, intentionally. 2995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delete buffered_spdy_framer_; 3002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) buffered_spdy_framer_ = new BufferedSpdyFramer(2, true); 3015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) buffered_spdy_framer_->set_visitor(this); 3025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) valid_spdy_session_ = false; 3035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) client_output_ordering_.Reset(); 3045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) next_outgoing_stream_id_ = 2; 3055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Send a settings frame 3085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int SpdySM::PostAcceptHook() { 3095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SettingsMap settings; 3105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) settings[SETTINGS_MAX_CONCURRENT_STREAMS] = 3115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SettingsFlagsAndValue(SETTINGS_FLAG_NONE, 100); 3122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyFrame* settings_frame = 3135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) buffered_spdy_framer_->CreateSettings(settings); 3145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(1) << ACCEPTOR_CLIENT_IDENT << "Sending Settings Frame"; 3165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EnqueueDataFrame(new SpdyFrameDataFrame(settings_frame)); 3175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 1; 3185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::NewStream(uint32 stream_id, 3215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint32 priority, 3225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& filename) { 3235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MemCacheIter mci; 3245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mci.stream_id = stream_id; 3255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mci.priority = priority; 3265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (acceptor_->flip_handler_type_ == FLIP_HANDLER_SPDY_SERVER) { 3275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!memory_cache_->AssignFileData(filename, &mci)) { 3285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // error creating new stream. 3295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(1) << ACCEPTOR_CLIENT_IDENT << "Sending ErrorNotFound"; 3305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendErrorNotFound(stream_id); 3315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 3325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AddToOutputOrder(mci); 3335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 3355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AddToOutputOrder(mci); 3365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::AddToOutputOrder(const MemCacheIter& mci) { 3405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) client_output_ordering_.AddToOutputOrder(mci); 3415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::SendEOF(uint32 stream_id) { 3445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendEOFImpl(stream_id); 3455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::SendErrorNotFound(uint32 stream_id) { 3485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendErrorNotFoundImpl(stream_id); 3495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::SendOKResponse(uint32 stream_id, std::string* output) { 3525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendOKResponseImpl(stream_id, output); 3535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)size_t SpdySM::SendSynStream(uint32 stream_id, const BalsaHeaders& headers) { 3565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return SendSynStreamImpl(stream_id, headers); 3575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)size_t SpdySM::SendSynReply(uint32 stream_id, const BalsaHeaders& headers) { 3605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return SendSynReplyImpl(stream_id, headers); 3615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::SendDataFrame(uint32 stream_id, const char* data, int64 len, 3645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint32 flags, bool compress) { 3655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpdyDataFlags spdy_flags = static_cast<SpdyDataFlags>(flags); 3665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendDataFrameImpl(stream_id, data, len, spdy_flags, compress); 3675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::SendEOFImpl(uint32 stream_id) { 3705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendDataFrame(stream_id, NULL, 0, DATA_FLAG_FIN, false); 3715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << "SpdySM: Sending EOF: " << stream_id; 3725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) KillStream(stream_id); 3735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) stream_to_smif_.erase(stream_id); 3745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::SendErrorNotFoundImpl(uint32 stream_id) { 3775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BalsaHeaders my_headers; 3785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) my_headers.SetFirstlineFromStringPieces("HTTP/1.1", "404", "Not Found"); 3795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendSynReplyImpl(stream_id, my_headers); 3805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendDataFrame(stream_id, "wtf?", 4, DATA_FLAG_FIN, false); 3815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) client_output_ordering_.RemoveStreamId(stream_id); 3825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::SendOKResponseImpl(uint32 stream_id, std::string* output) { 3855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BalsaHeaders my_headers; 3865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) my_headers.SetFirstlineFromStringPieces("HTTP/1.1", "200", "OK"); 3875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendSynReplyImpl(stream_id, my_headers); 3885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendDataFrame( 3895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) stream_id, output->c_str(), output->size(), DATA_FLAG_FIN, false); 3905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) client_output_ordering_.RemoveStreamId(stream_id); 3915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::KillStream(uint32 stream_id) { 3945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) client_output_ordering_.RemoveStreamId(stream_id); 3955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::CopyHeaders(SpdyHeaderBlock& dest, const BalsaHeaders& headers) { 3985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (BalsaHeaders::const_header_lines_iterator hi = 3995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) headers.header_lines_begin(); 4005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) hi != headers.header_lines_end(); 4015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ++hi) { 4025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // It is illegal to send SPDY headers with empty value or header 4035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // names. 4045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!hi->first.length() || !hi->second.length()) 4055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) continue; 4065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Key must be all lower case in SPDY headers. 4085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string key = hi->first.as_string(); 4095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::transform(key.begin(), key.end(), key.begin(), ::tolower); 4105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpdyHeaderBlock::iterator fhi = dest.find(key); 4115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (fhi == dest.end()) { 4125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) dest[key] = hi->second.as_string(); 4135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 4145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) dest[key] = ( 4155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string(fhi->second.data(), fhi->second.size()) + "\0" + 4165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string(hi->second.data(), hi->second.size())); 4175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // These headers have no value 4215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) dest.erase("X-Associated-Content"); // TODO(mbelshe): case-sensitive 4225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) dest.erase("X-Original-Url"); // TODO(mbelshe): case-sensitive 4235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)size_t SpdySM::SendSynStreamImpl(uint32 stream_id, 4265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const BalsaHeaders& headers) { 4275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpdyHeaderBlock block; 4285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) block["method"] = headers.request_method().as_string(); 4295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!headers.HasHeader("status")) 4305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) block["status"] = headers.response_code().as_string(); 4315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!headers.HasHeader("version")) 4325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) block["version"] =headers.response_version().as_string(); 4335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (headers.HasHeader("X-Original-Url")) { 4345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string original_url = headers.GetHeader("X-Original-Url").as_string(); 4355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) block["path"] = UrlUtilities::GetUrlPath(original_url); 4365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 4375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) block["path"] = headers.request_uri().as_string(); 4385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CopyHeaders(block, headers); 4405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyFrame* fsrcf = buffered_spdy_framer_->CreateSynStream( 4425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) stream_id, 0, 0, 0, CONTROL_FLAG_NONE, true, &block); 4432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) size_t df_size = fsrcf->size(); 4445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EnqueueDataFrame(new SpdyFrameDataFrame(fsrcf)); 4455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << "SpdySM: Sending SynStreamheader " 4475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << stream_id; 4485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return df_size; 4495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)size_t SpdySM::SendSynReplyImpl(uint32 stream_id, const BalsaHeaders& headers) { 4525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpdyHeaderBlock block; 4535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CopyHeaders(block, headers); 4545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) block["status"] = headers.response_code().as_string() + " " + 4555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) headers.response_reason_phrase().as_string(); 4565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) block["version"] = headers.response_version().as_string(); 4575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyFrame* fsrcf = buffered_spdy_framer_->CreateSynReply( 4595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) stream_id, CONTROL_FLAG_NONE, true, &block); 4602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) size_t df_size = fsrcf->size(); 4615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EnqueueDataFrame(new SpdyFrameDataFrame(fsrcf)); 4625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << "SpdySM: Sending SynReplyheader " 4645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << stream_id; 4655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return df_size; 4665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::SendDataFrameImpl(uint32 stream_id, const char* data, int64 len, 4695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpdyDataFlags flags, bool compress) { 4705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(mbelshe): We can't compress here - before going into the 4715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // priority queue. Compression needs to be done 4725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // with late binding. 4735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (len == 0) { 4742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyFrame* fdf = buffered_spdy_framer_->CreateDataFrame( 4755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) stream_id, data, len, flags); 4765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EnqueueDataFrame(new SpdyFrameDataFrame(fdf)); 4775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 4785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Chop data frames into chunks so that one stream can't monopolize the 4815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // output channel. 4825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) while (len > 0) { 4835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int64 size = std::min(len, static_cast<int64>(kSpdySegmentSize)); 4845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpdyDataFlags chunk_flags = flags; 4855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If we chunked this block, and the FIN flag was set, there is more 4875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // data coming. So, remove the flag. 4885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if ((size < len) && (flags & DATA_FLAG_FIN)) 4895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) chunk_flags = static_cast<SpdyDataFlags>(chunk_flags & ~DATA_FLAG_FIN); 4905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SpdyFrame* fdf = buffered_spdy_framer_->CreateDataFrame( 4925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) stream_id, data, size, chunk_flags); 4935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EnqueueDataFrame(new SpdyFrameDataFrame(fdf)); 4945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << "SpdySM: Sending data frame " 4962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) << stream_id << " [" << size << "] shrunk to " 4972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) << (fdf->size() - kSpdyOverhead) << ", flags=" << flags; 4985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) data += size; 5005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) len -= size; 5015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::EnqueueDataFrame(DataFrame* df) { 5055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) connection_->EnqueueDataFrame(df); 5065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpdySM::GetOutput() { 5095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) while (client_output_list_->size() < 2) { 5105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MemCacheIter* mci = client_output_ordering_.GetIter(); 5115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (mci == NULL) { 5125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT 5135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << "SpdySM: GetOutput: nothing to output!?"; 5145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 5155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!mci->transformed_header) { 5175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mci->transformed_header = true; 5185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << "SpdySM: GetOutput transformed " 5195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << "header stream_id: [" << mci->stream_id << "]"; 5205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if ((mci->stream_id % 2) == 0) { 5215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // this is a server initiated stream. 5225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Ideally, we'd do a 'syn-push' here, instead of a syn-reply. 5235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BalsaHeaders headers; 5245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) headers.CopyFrom(*(mci->file_data->headers)); 5255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) headers.ReplaceOrAppendHeader("status", "200"); 5265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) headers.ReplaceOrAppendHeader("version", "http/1.1"); 5275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) headers.SetRequestFirstlineFromStringPieces("PUSH", 5285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mci->file_data->filename, 5295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ""); 5305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mci->bytes_sent = SendSynStream(mci->stream_id, headers); 5315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 5325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BalsaHeaders headers; 5335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) headers.CopyFrom(*(mci->file_data->headers)); 5345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mci->bytes_sent = SendSynReply(mci->stream_id, headers); 5355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 5375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (mci->body_bytes_consumed >= mci->file_data->body.size()) { 5395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << "SpdySM: GetOutput " 5405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << "remove_stream_id: [" << mci->stream_id << "]"; 5415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendEOF(mci->stream_id); 5425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 5435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) size_t num_to_write = 5455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mci->file_data->body.size() - mci->body_bytes_consumed; 5465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (num_to_write > mci->max_segment_size) 5475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) num_to_write = mci->max_segment_size; 5485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool should_compress = false; 5505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!mci->file_data->headers->HasHeader("content-encoding")) { 5515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (mci->file_data->headers->HasHeader("content-type")) { 5525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string content_type = 5535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mci->file_data->headers->GetHeader("content-type").as_string(); 5545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (content_type.find("image") == content_type.npos) 5555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) should_compress = true; 5565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendDataFrame(mci->stream_id, 5605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mci->file_data->body.data() + mci->body_bytes_consumed, 5615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) num_to_write, 0, should_compress); 5625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) VLOG(2) << ACCEPTOR_CLIENT_IDENT << "SpdySM: GetOutput SendDataFrame[" 5635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << mci->stream_id << "]: " << num_to_write; 5645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mci->body_bytes_consumed += num_to_write; 5655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mci->bytes_sent += num_to_write; 5665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace net 570