1// Copyright 2014 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 NET_TOOLS_QUIC_TEST_TOOLS_SIMPLE_CLIENT_H_ 6#define NET_TOOLS_QUIC_TEST_TOOLS_SIMPLE_CLIENT_H_ 7 8#include <string> 9#include <vector> 10 11#include "net/base/ip_endpoint.h" 12#include "net/tools/balsa/balsa_frame.h" 13 14namespace net { 15namespace tools { 16namespace test { 17 18class HTTPMessage; 19 20class SimpleClient { 21 public: 22 virtual ~SimpleClient() {} 23 24 // Clears any outstanding state and sends 'size' bytes from 'buffer' to the 25 // server, possibly with multiple send operations. Returns 'size' on success 26 // and -1 on error. Callers should assume that any return value other than 27 // 'size' indicates failure. 28 virtual ssize_t Send(const void *buffer, size_t size) = 0; 29 30 // Serialize and send an HTTP request. 31 virtual ssize_t SendMessage(const HTTPMessage& message) = 0; 32 33 // Clears any outstanding state, sends 'size' bytes from 'buffer' and waits 34 // for a response or an error. 35 virtual ssize_t SendAndWaitForResponse(const void *buffer, size_t size) = 0; 36 37 // Clears any outstanding state and sends a simple GET of 'uri' to the 38 // server. 39 virtual ssize_t SendRequest(const std::string& uri) = 0; 40 41 // The response body is returned as a string. 42 virtual std::string SendCustomSynchronousRequest( 43 const HTTPMessage& message) = 0; 44 virtual std::string SendSynchronousRequest(const std::string& url) = 0; 45 46 // Returns once a complete response or a connection close has been received 47 // from the server. 48 virtual void WaitForResponse(); 49 50 // Waits for some data or response from the server. 51 virtual void WaitForInitialResponse(); 52 53 // Returns once a complete response or a connection close has been received 54 // from the server, or once the timeout expires. -1 for no timeout. 55 virtual void WaitForResponseForMs(int timeout_ms) = 0; 56 57 // Waits for some data or response from the server, or once the timeout 58 // expires. -1 for no timeout. 59 virtual void WaitForInitialResponseForMs(int timeout_ms) = 0; 60 61 // Clears any outstanding state from the last request. 62 virtual void ClearPerRequestState() = 0; 63 64 // Closes and reopens the connection to the server. 65 virtual void ResetConnection() = 0; 66 67 // Closes the connection to the server. 68 virtual void Disconnect() = 0; 69 70 // Both will return 0 on success, -1 otherwise. 71 // Sends out RST packet to peer. 72 // TODO(yongfa): Probably should be an interface too. LOG(FATAL) here 73 // to prevent accidental invocation. 74 virtual int ResetSocket(); 75 76 virtual int HalfClose(); 77 78 // Connects to the server. This should be done implicitly by Send* 79 // functions, but can be done explicitly as well. 80 virtual void Connect() = 0; 81 82 // Bind to the specified address. If set_bind_to_address() is called, this 83 // is called automatically on connect, but can be done explicitly to make 84 // LocalIPEndPoint() meaningful before actually connecting. 85 // Sets *local_address to the actual address bound to, which can be different 86 // if the given address has port 0. 87 virtual void Bind(IPEndPoint* local_address) = 0; 88 89 // Returns the local socket address of the client fd. Call only when 90 // connected. 91 // To get the local IPAdress, use LocalSocketAddress().host(). 92 // To get the local port, use LocalSocketAddress.port(). 93 virtual IPEndPoint LocalSocketAddress() const = 0; 94 95 // Returns the serialized message that would be sent by any of the HTTPMessage 96 // functions above. 97 virtual std::string SerializeMessage(const HTTPMessage& message) = 0; 98 99 // Sets the IP address to bind to on future Connect()s in case Bind() is not 100 // called in advance. If it's set to uninitialized IPAddress, default loopback 101 // address will be used. 102 virtual IPAddressNumber bind_to_address() const = 0; 103 virtual void set_bind_to_address(IPAddressNumber address) = 0; 104 105 // Returns true if the headers have been processed and are available. 106 virtual bool response_headers_complete() const = 0; 107 108 // Returns the response headers, if a response was completely framed. 109 // Undefined behavior otherwise. 110 virtual const BalsaHeaders* response_headers() const = 0; 111 112 // Returns true iff response has been fully received. 113 virtual bool response_complete() const = 0; 114 115 // Returns the number of bytes read from the server during this request. 116 virtual int64 response_size() const = 0; 117 118 // Returns the number of header bytes received during this request, if 119 // meaningful for the protocol. 120 virtual int response_header_size() const; 121 122 // Returns the number of body bytes received during this request, if 123 // meaningful for the protocol. 124 virtual int64 response_body_size() const; 125 126 // Returns the response body, if there was one. If there was no response, or 127 // if buffer_body() is false, returns an empty string. 128 virtual const std::string& response_body() = 0; 129 130 // The address the client is connected to. 131 virtual const IPEndPoint& address() const = 0; 132 133 // Returns true if the client is connected, false otherwise. 134 virtual bool connected() const = 0; 135 136 // Returns true if the server has informed the client that it is 137 // in "lame duck" mode, indicating intent to shut down and 138 // requesting that no further connections be established. 139 virtual bool ServerInLameDuckMode() const = 0; 140 141 // Return the number of bytes read off the wire by this client. 142 virtual size_t bytes_read() const = 0; 143 144 // Returns the number of bytes written to the wire by this client. 145 virtual size_t bytes_written() const = 0; 146 147 // Return the number of requests sent. 148 virtual size_t requests_sent() const = 0; 149 150 // Instructs the client to populate response_body(). 151 virtual bool buffer_body() const = 0; 152 virtual void set_buffer_body(bool buffer_body) = 0; 153}; 154 155} // namespace test 156} // namespace tools 157} // namespace net 158 159#endif // NET_TOOLS_QUIC_TEST_TOOLS_SIMPLE_CLIENT_H_ 160