| 1 | /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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| 2 | /* ***** BEGIN LICENSE BLOCK *****
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| 3 | * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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| 4 | *
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| 5 | * The contents of this file are subject to the Mozilla Public License Version
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| 6 | * 1.1 (the "License"); you may not use this file except in compliance with
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| 7 | * the License. You may obtain a copy of the License at
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| 8 | * http://www.mozilla.org/MPL/
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| 9 | *
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| 10 | * Software distributed under the License is distributed on an "AS IS" basis,
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| 11 | * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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| 12 | * for the specific language governing rights and limitations under the
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| 13 | * License.
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| 14 | *
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| 15 | * The Original Code is the Netscape Portable Runtime (NSPR).
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| 16 | *
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| 17 | * The Initial Developer of the Original Code is
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| 18 | * Netscape Communications Corporation.
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| 19 | * Portions created by the Initial Developer are Copyright (C) 1999-2000
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| 20 | * the Initial Developer. All Rights Reserved.
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| 21 | *
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| 22 | * Contributor(s):
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| 23 | *
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| 24 | * Alternatively, the contents of this file may be used under the terms of
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| 25 | * either the GNU General Public License Version 2 or later (the "GPL"), or
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| 26 | * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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| 27 | * in which case the provisions of the GPL or the LGPL are applicable instead
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| 28 | * of those above. If you wish to allow use of your version of this file only
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| 29 | * under the terms of either the GPL or the LGPL, and not to allow others to
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| 30 | * use your version of this file under the terms of the MPL, indicate your
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| 31 | * decision by deleting the provisions above and replace them with the notice
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| 32 | * and other provisions required by the GPL or the LGPL. If you do not delete
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| 33 | * the provisions above, a recipient may use your version of this file under
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| 34 | * the terms of any one of the MPL, the GPL or the LGPL.
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| 35 | *
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| 36 | * ***** END LICENSE BLOCK ***** */
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| 37 |
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| 38 | /***********************************************************************
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| 39 | **
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| 40 | ** Name: thrpool_client.c
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| 41 | **
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| 42 | ** Description: Test threadpool functionality.
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| 43 | **
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| 44 | ** Modification History:
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| 45 | */
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| 46 | #include "primpl.h"
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| 47 |
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| 48 | #include "plgetopt.h"
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| 49 |
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| 50 | #include <stdio.h>
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| 51 | #include <string.h>
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| 52 | #include <errno.h>
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| 53 | #ifdef XP_UNIX
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| 54 | #include <sys/mman.h>
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| 55 | #endif
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| 56 | #if defined(_PR_PTHREADS) && !defined(_PR_DCETHREADS)
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| 57 | #include <pthread.h>
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| 58 | #endif
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| 59 |
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| 60 | #ifdef WIN32
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| 61 | #include <process.h>
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| 62 | #endif
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| 63 |
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| 64 | static int _debug_on = 0;
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| 65 | static int server_port = -1;
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| 66 | static char *program_name = NULL;
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| 67 |
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| 68 | #ifdef XP_MAC
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| 69 | #include "prlog.h"
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| 70 | #include "prsem.h"
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| 71 | int fprintf(FILE *stream, const char *fmt, ...)
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| 72 | {
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| 73 | PR_LogPrint(fmt);
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| 74 | return 0;
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| 75 | }
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| 76 | #define printf PR_LogPrint
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| 77 | extern void SetupMacPrintfLog(char *logFile);
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| 78 | #else
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| 79 | #include "obsolete/prsem.h"
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| 80 | #endif
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| 81 |
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| 82 | #ifdef XP_PC
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| 83 | #define mode_t int
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| 84 | #endif
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| 85 |
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| 86 | #define DPRINTF(arg) if (_debug_on) printf arg
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| 87 |
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| 88 | #define BUF_DATA_SIZE (2 * 1024)
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| 89 | #define TCP_MESG_SIZE 1024
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| 90 | #define NUM_TCP_CLIENTS 10 /* for a listen queue depth of 5 */
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| 91 |
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| 92 | #define NUM_TCP_CONNECTIONS_PER_CLIENT 10
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| 93 | #define NUM_TCP_MESGS_PER_CONNECTION 10
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| 94 | #define TCP_SERVER_PORT 10000
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| 95 |
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| 96 | static PRInt32 num_tcp_clients = NUM_TCP_CLIENTS;
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| 97 | static PRInt32 num_tcp_connections_per_client = NUM_TCP_CONNECTIONS_PER_CLIENT;
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| 98 | static PRInt32 tcp_mesg_size = TCP_MESG_SIZE;
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| 99 | static PRInt32 num_tcp_mesgs_per_connection = NUM_TCP_MESGS_PER_CONNECTION;
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| 100 |
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| 101 | int failed_already=0;
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| 102 |
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| 103 | typedef struct buffer {
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| 104 | char data[BUF_DATA_SIZE];
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| 105 | } buffer;
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| 106 |
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| 107 | PRNetAddr tcp_server_addr, udp_server_addr;
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| 108 |
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| 109 | typedef struct Client_Param {
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| 110 | PRNetAddr server_addr;
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| 111 | PRMonitor *exit_mon; /* monitor to signal on exit */
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| 112 | PRInt32 *exit_counter; /* counter to decrement, before exit */
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| 113 | PRInt32 datalen;
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| 114 | } Client_Param;
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| 115 |
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| 116 | /*
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| 117 | * readn
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| 118 | * read data from sockfd into buf
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| 119 | */
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| 120 | static PRInt32
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| 121 | readn(PRFileDesc *sockfd, char *buf, int len)
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| 122 | {
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| 123 | int rem;
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| 124 | int bytes;
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| 125 | int offset = 0;
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| 126 | PRIntervalTime timeout = PR_INTERVAL_NO_TIMEOUT;
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| 127 |
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| 128 | for (rem=len; rem; offset += bytes, rem -= bytes) {
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| 129 | DPRINTF(("thread = 0x%lx: calling PR_Recv, bytes = %d\n",
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| 130 | PR_GetCurrentThread(), rem));
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| 131 | bytes = PR_Recv(sockfd, buf + offset, rem, 0,
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| 132 | timeout);
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| 133 | DPRINTF(("thread = 0x%lx: returning from PR_Recv, bytes = %d\n",
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| 134 | PR_GetCurrentThread(), bytes));
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| 135 | if (bytes < 0) {
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| 136 | return -1;
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| 137 | }
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| 138 | }
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| 139 | return len;
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| 140 | }
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| 141 |
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| 142 | /*
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| 143 | * writen
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| 144 | * write data from buf to sockfd
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| 145 | */
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| 146 | static PRInt32
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| 147 | writen(PRFileDesc *sockfd, char *buf, int len)
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| 148 | {
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| 149 | int rem;
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| 150 | int bytes;
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| 151 | int offset = 0;
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| 152 |
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| 153 | for (rem=len; rem; offset += bytes, rem -= bytes) {
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| 154 | DPRINTF(("thread = 0x%lx: calling PR_Send, bytes = %d\n",
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| 155 | PR_GetCurrentThread(), rem));
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| 156 | bytes = PR_Send(sockfd, buf + offset, rem, 0,
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| 157 | PR_INTERVAL_NO_TIMEOUT);
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| 158 | DPRINTF(("thread = 0x%lx: returning from PR_Send, bytes = %d\n",
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| 159 | PR_GetCurrentThread(), bytes));
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| 160 | if (bytes <= 0)
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| 161 | return -1;
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| 162 | }
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| 163 | return len;
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| 164 | }
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| 165 |
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| 166 | /*
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| 167 | * TCP_Client
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| 168 | * Client job
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| 169 | * Connect to the server at the address specified in the argument.
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| 170 | * Fill in a buffer, write data to server, read it back and check
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| 171 | * for data corruption.
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| 172 | * Close the socket for server connection
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| 173 | */
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| 174 | static void PR_CALLBACK
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| 175 | TCP_Client(void *arg)
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| 176 | {
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| 177 | Client_Param *cp = (Client_Param *) arg;
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| 178 | PRFileDesc *sockfd;
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| 179 | buffer *in_buf, *out_buf;
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| 180 | union PRNetAddr netaddr;
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| 181 | PRInt32 bytes, i, j;
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| 182 |
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| 183 |
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| 184 | DPRINTF(("TCP client started\n"));
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| 185 | bytes = cp->datalen;
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| 186 | out_buf = PR_NEW(buffer);
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| 187 | if (out_buf == NULL) {
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| 188 | fprintf(stderr,"%s: failed to alloc buffer struct\n", program_name);
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| 189 | failed_already=1;
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| 190 | return;
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| 191 | }
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| 192 | in_buf = PR_NEW(buffer);
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| 193 | if (in_buf == NULL) {
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| 194 | fprintf(stderr,"%s: failed to alloc buffer struct\n", program_name);
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| 195 | failed_already=1;
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| 196 | return;
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| 197 | }
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| 198 | netaddr.inet.family = cp->server_addr.inet.family;
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| 199 | netaddr.inet.port = cp->server_addr.inet.port;
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| 200 | netaddr.inet.ip = cp->server_addr.inet.ip;
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| 201 |
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| 202 | for (i = 0; i < num_tcp_connections_per_client; i++) {
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| 203 | if ((sockfd = PR_OpenTCPSocket(PR_AF_INET)) == NULL) {
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| 204 | fprintf(stderr,"%s: PR_OpenTCPSocket failed\n", program_name);
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| 205 | failed_already=1;
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| 206 | return;
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| 207 | }
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| 208 |
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| 209 | DPRINTF(("TCP client connecting to server:%d\n", server_port));
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| 210 | if (PR_Connect(sockfd, &netaddr,PR_INTERVAL_NO_TIMEOUT) < 0){
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| 211 | fprintf(stderr, "PR_Connect failed: (%ld, %ld)\n",
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| 212 | PR_GetError(), PR_GetOSError());
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| 213 | failed_already=1;
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| 214 | return;
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| 215 | }
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| 216 | for (j = 0; j < num_tcp_mesgs_per_connection; j++) {
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| 217 | /*
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| 218 | * fill in random data
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| 219 | */
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| 220 | memset(out_buf->data, ((PRInt32) (&netaddr)) + i + j, bytes);
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| 221 | /*
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| 222 | * write to server
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| 223 | */
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| 224 | if (writen(sockfd, out_buf->data, bytes) < bytes) {
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| 225 | fprintf(stderr,"%s: ERROR - TCP_Client:writen\n", program_name);
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| 226 | failed_already=1;
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| 227 | return;
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| 228 | }
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| 229 | /*
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| 230 | DPRINTF(("TCP Client [0x%lx]: out_buf = 0x%lx out_buf[0] = 0x%lx\n",
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| 231 | PR_GetCurrentThread(), out_buf, (*((int *) out_buf->data))));
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| 232 | */
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| 233 | if (readn(sockfd, in_buf->data, bytes) < bytes) {
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| 234 | fprintf(stderr,"%s: ERROR - TCP_Client:readn\n", program_name);
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| 235 | failed_already=1;
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| 236 | return;
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| 237 | }
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| 238 | /*
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| 239 | * verify the data read
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| 240 | */
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| 241 | if (memcmp(in_buf->data, out_buf->data, bytes) != 0) {
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| 242 | fprintf(stderr,"%s: ERROR - data corruption\n", program_name);
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| 243 | failed_already=1;
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| 244 | return;
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| 245 | }
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| 246 | }
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| 247 | /*
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| 248 | * shutdown reads and writes
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| 249 | */
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| 250 | if (PR_Shutdown(sockfd, PR_SHUTDOWN_BOTH) < 0) {
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| 251 | fprintf(stderr,"%s: ERROR - PR_Shutdown\n", program_name);
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| 252 | failed_already=1;
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| 253 | }
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| 254 | PR_Close(sockfd);
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| 255 | }
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| 256 |
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| 257 | PR_DELETE(out_buf);
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| 258 | PR_DELETE(in_buf);
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| 259 |
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| 260 | /*
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| 261 | * Decrement exit_counter and notify parent thread
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| 262 | */
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| 263 |
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| 264 | PR_EnterMonitor(cp->exit_mon);
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| 265 | --(*cp->exit_counter);
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| 266 | PR_Notify(cp->exit_mon);
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| 267 | PR_ExitMonitor(cp->exit_mon);
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| 268 | DPRINTF(("TCP_Client exiting\n"));
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| 269 | }
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| 270 |
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| 271 | /*
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| 272 | * TCP_Socket_Client_Server_Test - concurrent server test
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| 273 | *
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| 274 | * Each client connects to the server and sends a chunk of data
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| 275 | * For each connection, server reads the data
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| 276 | * from the client and sends it back to the client, unmodified.
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| 277 | * Each client checks that data received from server is same as the
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| 278 | * data it sent to the server.
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| 279 | *
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| 280 | */
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| 281 |
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| 282 | static PRInt32
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| 283 | TCP_Socket_Client_Server_Test(void)
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| 284 | {
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| 285 | int i;
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| 286 | Client_Param *cparamp;
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| 287 | PRMonitor *mon2;
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| 288 | PRInt32 datalen;
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| 289 | PRInt32 connections = 0;
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| 290 | PRThread *thr;
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| 291 |
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| 292 | datalen = tcp_mesg_size;
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| 293 | connections = 0;
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| 294 |
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| 295 | mon2 = PR_NewMonitor();
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| 296 | if (mon2 == NULL) {
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| 297 | fprintf(stderr,"%s: PR_NewMonitor failed\n", program_name);
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| 298 | failed_already=1;
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| 299 | return -1;
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| 300 | }
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| 301 |
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| 302 | /*
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| 303 | * Start client jobs
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| 304 | */
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| 305 | cparamp = PR_NEW(Client_Param);
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| 306 | if (cparamp == NULL) {
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| 307 | fprintf(stderr,"%s: PR_NEW failed\n", program_name);
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| 308 | failed_already=1;
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| 309 | return -1;
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| 310 | }
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| 311 | cparamp->server_addr.inet.family = PR_AF_INET;
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| 312 | cparamp->server_addr.inet.port = PR_htons(server_port);
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| 313 | cparamp->server_addr.inet.ip = PR_htonl(PR_INADDR_LOOPBACK);
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| 314 | cparamp->exit_mon = mon2;
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| 315 | cparamp->exit_counter = &connections;
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| 316 | cparamp->datalen = datalen;
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| 317 | for (i = 0; i < num_tcp_clients; i++) {
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| 318 | thr = PR_CreateThread(PR_USER_THREAD, TCP_Client, (void *)cparamp,
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| 319 | PR_PRIORITY_NORMAL, PR_GLOBAL_THREAD, PR_UNJOINABLE_THREAD, 0);
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| 320 | if (NULL == thr) {
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| 321 | fprintf(stderr,"%s: PR_CreateThread failed\n", program_name);
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| 322 | failed_already=1;
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| 323 | return -1;
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| 324 | }
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| 325 | PR_EnterMonitor(mon2);
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| 326 | connections++;
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| 327 | PR_ExitMonitor(mon2);
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| 328 | DPRINTF(("Created TCP client = 0x%lx\n", thr));
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| 329 | }
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| 330 | /* Wait for client jobs to exit */
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| 331 | PR_EnterMonitor(mon2);
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| 332 | while (0 != connections) {
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| 333 | PR_Wait(mon2, PR_INTERVAL_NO_TIMEOUT);
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| 334 | DPRINTF(("Client job count = %d\n", connections));
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| 335 | }
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| 336 | PR_ExitMonitor(mon2);
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| 337 | printf("%30s","TCP_Socket_Client_Server_Test:");
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| 338 | printf("%2ld Server %2ld Clients %2ld connections_per_client\n",1l,
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| 339 | num_tcp_clients, num_tcp_connections_per_client);
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| 340 | printf("%30s %2ld messages_per_connection %4ld bytes_per_message\n",":",
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| 341 | num_tcp_mesgs_per_connection, tcp_mesg_size);
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| 342 |
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| 343 | PR_DELETE(cparamp);
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| 344 | return 0;
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| 345 | }
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| 346 |
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| 347 | /************************************************************************/
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| 348 |
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| 349 | int
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| 350 | main(int argc, char **argv)
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| 351 | {
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| 352 | /*
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| 353 | * -d debug mode
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| 354 | */
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| 355 | PLOptStatus os;
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| 356 | PLOptState *opt;
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| 357 | program_name = argv[0];
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| 358 |
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| 359 | opt = PL_CreateOptState(argc, argv, "dp:");
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| 360 | while (PL_OPT_EOL != (os = PL_GetNextOpt(opt)))
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| 361 | {
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| 362 | if (PL_OPT_BAD == os) continue;
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| 363 | switch (opt->option)
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| 364 | {
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| 365 | case 'd': /* debug mode */
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| 366 | _debug_on = 1;
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| 367 | break;
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| 368 | case 'p':
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| 369 | server_port = atoi(opt->value);
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| 370 | break;
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| 371 | default:
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| 372 | break;
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| 373 | }
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| 374 | }
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| 375 | PL_DestroyOptState(opt);
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| 376 |
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| 377 | PR_Init(PR_USER_THREAD, PR_PRIORITY_NORMAL, 0);
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| 378 | PR_STDIO_INIT();
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| 379 |
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| 380 | #ifdef XP_MAC
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| 381 | SetupMacPrintfLog("socket.log");
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| 382 | #endif
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| 383 | PR_SetConcurrency(4);
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| 384 |
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| 385 | TCP_Socket_Client_Server_Test();
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| 386 |
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| 387 | PR_Cleanup();
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| 388 | if (failed_already)
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| 389 | return 1;
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| 390 | else
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| 391 | return 0;
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| 392 | }
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