1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms 5 * of the Common Development and Distribution License 6 * (the "License"). You may not use this file except 7 * in compliance with the License. 8 * 9 * You can obtain a copy of the license at 10 * src/OPENSOLARIS.LICENSE 11 * or http://www.opensolaris.org/os/licensing. 12 * See the License for the specific language governing 13 * permissions and limitations under the License. 14 * 15 * When distributing Covered Code, include this CDDL 16 * HEADER in each file and include the License file at 17 * usr/src/OPENSOLARIS.LICENSE. If applicable, 18 * add the following below this CDDL HEADER, with the 19 * fields enclosed by brackets "[]" replaced with your 20 * own identifying information: Portions Copyright [yyyy] 21 * [name of copyright owner] 22 * 23 * CDDL HEADER END 24 */ 25 26/* 27 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 28 * Use is subject to license terms. 29 */ 30 31/* 32 * benchmark for bind... keep in mind tcp hash chain effects 33 */ 34 35#include <sys/types.h> 36#include <sys/socket.h> 37#include <netinet/in.h> 38#include <netinet/tcp.h> 39#include <arpa/inet.h> 40#include <netdb.h> 41#include <string.h> 42#include <unistd.h> 43#include <stdlib.h> 44#include <stdio.h> 45#include <fcntl.h> 46#include <errno.h> 47 48#include "libmicro.h" 49 50#define FIRSTPORT 12345 51 52typedef struct { 53 int *ts_lsns; 54 struct sockaddr_in *ts_adds; 55} tsd_t; 56 57static int optz = -0; 58 59int 60benchmark_init() 61{ 62 lm_tsdsize = sizeof (tsd_t); 63 64 lm_defB = 256; 65 (void) sprintf(lm_optstr, "z"); 66 67 (void) sprintf(lm_usage, 68 " [-z bind to port 0 rather than seq. number\n" 69 "notes: measures bind() on TCP"); 70 71 return (0); 72} 73 74int 75benchmark_initrun() 76{ 77 (void) setfdlimit(lm_optB * lm_optT + 10); 78 79 return (0); 80} 81 82/*ARGSUSED*/ 83int 84benchmark_optswitch(int opt, char *optarg) 85{ 86 switch (opt) { 87 case 'z': 88 optz = 1; 89 break; 90 default: 91 return (-1); 92 } 93 return (0); 94} 95 96int 97benchmark_initbatch(void *tsd) 98{ 99 tsd_t *ts = (tsd_t *)tsd; 100 int i, j; 101 int opt = 1; 102 struct hostent *host; 103 int errors = 0; 104 105 ts->ts_lsns = (int *)malloc(lm_optB * sizeof (int)); 106 if (ts->ts_lsns == NULL) 107 errors ++; 108 109 ts->ts_adds = (struct sockaddr_in *)malloc(lm_optB * 110 sizeof (struct sockaddr_in)); 111 if (ts->ts_adds == NULL) 112 errors ++; 113 114 j = FIRSTPORT; 115 for (i = 0; i < lm_optB; i++) { 116 if ((ts->ts_lsns[i] = socket(PF_INET, SOCK_STREAM, 0)) == -1) 117 errors ++; 118 119 if (setsockopt(ts->ts_lsns[i], SOL_SOCKET, SO_REUSEADDR, 120 &opt, sizeof (int)) == -1) 121 errors ++; 122 123 if ((host = gethostbyname("localhost")) == NULL) 124 errors ++; 125 126 (void) memset(&ts->ts_adds[i], 0, 127 sizeof (struct sockaddr_in)); 128 ts->ts_adds[i].sin_family = AF_INET; 129 ts->ts_adds[i].sin_port = (optz ? 0 : htons(j++)); 130 (void) memcpy(&ts->ts_adds[i].sin_addr.s_addr, 131 host->h_addr_list[0], sizeof (struct in_addr)); 132 } 133 return (errors); 134} 135 136int 137benchmark(void *tsd, result_t *res) 138{ 139 tsd_t *ts = (tsd_t *)tsd; 140 int i; 141 142 for (i = 0; i < lm_optB; i++) { 143 if ((bind(ts->ts_lsns[i], 144 (struct sockaddr *)&ts->ts_adds[i], 145 sizeof (struct sockaddr_in)) != 0) && 146 (errno != EADDRINUSE)) 147 res->re_errors ++; 148 } 149 res->re_count = i; 150 151 return (0); 152} 153 154int 155benchmark_finibatch(void *tsd) 156{ 157 tsd_t *ts = (tsd_t *)tsd; 158 int i; 159 160 for (i = 0; i < lm_optB; i++) 161 (void) close(ts->ts_lsns[i]); 162 return (0); 163} 164