mirror of
https://github.com/mongodb/mongo.git
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151 lines
4.0 KiB
C++
151 lines
4.0 KiB
C++
// httpclient.cpp
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/* Copyright 2009 10gen Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "stdafx.h"
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#include "httpclient.h"
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#include "sock.h"
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#include "message.h"
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#include "builder.h"
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namespace mongo {
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//#define HD(x) cout << x << endl;
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#define HD(x)
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int HttpClient::get( string url , Result * result ){
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return _go( "GET" , url , 0 , result );
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}
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int HttpClient::post( string url , string data , Result * result ){
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return _go( "POST" , url , data.c_str() , result );
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}
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int HttpClient::_go( const char * command , string url , const char * body , Result * result ){
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uassert( 10271 , "invalid url" , url.find( "http://" ) == 0 );
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url = url.substr( 7 );
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string host , path;
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if ( url.find( "/" ) == string::npos ){
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host = url;
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path = "/";
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}
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else {
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host = url.substr( 0 , url.find( "/" ) );
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path = url.substr( url.find( "/" ) );
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}
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HD( "host [" << host << "]" );
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HD( "path [" << path << "]" );
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string server = host;
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int port = 80;
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string::size_type idx = host.find( ":" );
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if ( idx != string::npos ){
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server = host.substr( 0 , idx );
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string t = host.substr( idx + 1 );
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port = atoi( t.c_str() );
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}
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HD( "server [" << server << "]" );
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HD( "port [" << port << "]" );
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string req;
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{
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stringstream ss;
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ss << command << " " << path << " HTTP/1.1\r\n";
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ss << "Host: " << host << "\r\n";
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ss << "Connection: Close\r\n";
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ss << "User-Agent: mongodb http client\r\n";
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if ( body ) {
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ss << "Content-Length: " << strlen( body ) << "\r\n";
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}
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ss << "\r\n";
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if ( body ) {
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ss << body;
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}
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req = ss.str();
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}
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SockAddr addr( server.c_str() , port );
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HD( "addr: " << addr.toString() );
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MessagingPort p;
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if ( ! p.connect( addr ) )
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return -1;
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{
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const char * out = req.c_str();
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int toSend = req.size();
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p.send( out , toSend, "_go" );
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}
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char buf[4096];
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int got = p.unsafe_recv( buf , 4096 );
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buf[got] = 0;
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int rc;
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char version[32];
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assert( sscanf( buf , "%s %d" , version , &rc ) == 2 );
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HD( "rc: " << rc );
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StringBuilder sb;
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if ( result )
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sb << buf;
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while ( ( got = p.unsafe_recv( buf , 4096 ) ) > 0){
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if ( result )
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sb << buf;
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}
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if ( result ){
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result->_init( rc , sb.str() );
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}
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return rc;
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}
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void HttpClient::Result::_init( int code , string entire ){
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_code = code;
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_entireResponse = entire;
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while ( true ){
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size_t i = entire.find( '\n' );
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if ( i == string::npos ){
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// invalid
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break;
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}
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string h = entire.substr( 0 , i );
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entire = entire.substr( i + 1 );
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if ( h.size() && h[h.size()-1] == '\r' )
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h = h.substr( 0 , h.size() - 1 );
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if ( h.size() == 0 )
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break;
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}
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_body = entire;
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}
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}
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