1 /* 2 * Copyright (c) Bull S.A. 2007 All Rights Reserved. 3 * 4 * This program is free software; you can redistribute it and/or modify it 5 * under the terms of version 2 of the GNU General Public License as 6 * published by the Free Software Foundation. 7 * 8 * This program is distributed in the hope that it would be useful, but 9 * WITHOUT ANY WARRANTY; without even the implied warranty of 10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 11 * 12 * Further, this software is distributed without any warranty that it is 13 * free of the rightful claim of any third person regarding infringement 14 * or the like. Any license provided herein, whether implied or 15 * otherwise, applies only to this software file. Patent licenses, if 16 * any, provided herein do not apply to combinations of this program with 17 * other software, or any other product whatsoever. 18 * 19 * You should have received a copy of the GNU General Public License along 20 * with this program; if not, write the Free Software Foundation, Inc., 21 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 22 * 23 * History: 24 * Created by: Cyril Lacabanne (Cyril.Lacabanne (at) bull.net) 25 * 26 */ 27 28 #include <stdio.h> 29 #include <stdlib.h> 30 #include <pthread.h> 31 #include <time.h> 32 #include <tirpc/netconfig.h> 33 #include <tirpc/rpc/rpc.h> 34 #include <tirpc/rpc/types.h> 35 #include <tirpc/rpc/xdr.h> 36 #include <tirpc/rpc/svc.h> 37 #include <errno.h> 38 39 //Standard define 40 #define PROCNUM 1 41 #define VERSNUM 1 42 43 //Sys define 44 #define ADDRBUFSIZE 100 45 46 static double *thread_time_result; 47 static int maxThd = 1; 48 int run_mode; 49 int progNum; 50 int callNb; 51 char *nettype = "visible"; 52 char *hostname; 53 54 void *my_thread_process(void *arg) 55 { 56 int i; 57 CLIENT *client = NULL; 58 struct netconfig *nconf = NULL; 59 struct netbuf svcaddr; 60 char addrbuf[ADDRBUFSIZE]; 61 int var_snd = 0; 62 int var_rec = -1; 63 struct timeval tv; 64 65 if (run_mode == 1) { 66 fprintf(stderr, "Thread %d\n", atoi(arg)); 67 } 68 69 tv.tv_sec = 0; 70 tv.tv_usec = 100; 71 72 nconf = getnetconfigent("udp"); 73 if (nconf == NULL) { 74 //syslog(LOG_ERR, "getnetconfigent for udp failed"); 75 fprintf(stderr, "err nconf\n"); 76 printf("5\n"); 77 exit(1); 78 } 79 80 svcaddr.len = 0; 81 svcaddr.maxlen = ADDRBUFSIZE; 82 svcaddr.buf = addrbuf; 83 84 if (svcaddr.buf == NULL) { 85 /* if malloc() failed, print error messages and exit */ 86 printf("5\n"); 87 exit(1); 88 } 89 //printf("svcaddr reserved (%s)\n", argc[1]); 90 91 if (!rpcb_getaddr(progNum, VERSNUM, nconf, &svcaddr, hostname)) { 92 fprintf(stderr, "rpcb_getaddr failed!!\n"); 93 printf("5\n"); 94 exit(1); 95 } 96 //printf("svc get\n"); 97 98 client = clnt_dg_create(RPC_ANYFD, &svcaddr, 99 progNum, VERSNUM, 1024, 1024); 100 101 if (client == NULL) { 102 clnt_pcreateerror("ERR"); 103 printf("5\n"); 104 exit(1); 105 } 106 107 for (i = 0; i < callNb; i++) { 108 clnt_call(client, PROCNUM, 109 (xdrproc_t) xdr_int, (char *)&var_snd, 110 (xdrproc_t) xdr_int, (char *)&var_rec, tv); 111 } 112 113 clnt_destroy(client); 114 115 pthread_exit(0); 116 } 117 118 int main(int argn, char *argc[]) 119 { 120 //Program parameters : argc[1] : HostName or Host IP 121 // argc[2] : Server Program Number 122 // argc[3] : Maximal number of threads 123 // argc[4] : Number of calls per thread 124 // other arguments depend on test case 125 126 //run_mode can switch into stand alone program or program launch by shell script 127 //1 : stand alone, debug mode, more screen information 128 //0 : launch by shell script as test case, only one printf -> result status 129 run_mode = 0; 130 int test_status = 1; //Default test result set to FAILED 131 int i; 132 long j; 133 int threadNb = atoi((char *)argc[3]); 134 int curThd = 1; 135 136 //Thread declarations 137 pthread_t *pThreadArray; 138 void *ret = NULL; 139 pthread_attr_t thread_attr; 140 int ssz = 0; 141 142 //Time measurement declarations 143 struct timeval tv1, tv2; 144 struct timezone tz; 145 long long diff; 146 double rslt; 147 148 //Program initialization 149 progNum = atoi((char *)argc[2]); 150 callNb = atoi((char *)argc[4]); 151 hostname = (char *)argc[1]; 152 153 //Initialization 154 maxThd = maxThd << (threadNb - 1); //Set the maximum threads number 155 156 pthread_attr_init(&thread_attr); 157 158 if (run_mode == 1) { 159 pthread_attr_getstacksize(&thread_attr, (size_t *) & ssz); //For debug purpose, get default thread stack size 160 fprintf(stderr, "Server #%d\n", progNum); 161 fprintf(stderr, "Calls per thread : %d\n", callNb); 162 fprintf(stderr, "Instances : %d\n", threadNb); 163 fprintf(stderr, "Max threads to create : %d\n", maxThd); 164 fprintf(stderr, "Standard thread stack size in bytes %d\n", 165 ssz); 166 } 167 168 pthread_attr_setstacksize(&thread_attr, 40000); //Set thread stack size to 40 KB 169 170 //Init results table 171 thread_time_result = malloc((threadNb) * sizeof(double)); 172 memset(&thread_time_result[0], (double)0, (threadNb) * sizeof(double)); 173 174 //Create all threads 175 //Run all threads 176 pThreadArray = malloc(maxThd * sizeof(pthread_t)); 177 178 for (i = 0; i < threadNb; i++) { 179 if (run_mode) 180 fprintf(stderr, "Threads for pass %d : %d\n", i, 181 curThd); 182 183 gettimeofday(&tv1, &tz); 184 185 for (j = 0; j < curThd; j++) { 186 //Create thread using defined parameters (stack size = 40 KB) 187 if (pthread_create 188 (&pThreadArray[j], &thread_attr, my_thread_process, 189 (void *)j) != 0) { 190 fprintf(stderr, 191 "pthread_create error for thread %ld\n", 192 j); 193 printf("1\n"); 194 exit(1); 195 } 196 } 197 198 //Clean threads 199 for (j = 0; j < curThd; j++) { 200 if ((pthread_t *) pThreadArray[j] != NULL) { 201 (void)pthread_join(pThreadArray[j], &ret); 202 } else { 203 fprintf(stderr, "pThread Join Err : %ld\n", j); 204 } 205 } 206 207 gettimeofday(&tv2, &tz); 208 209 //Calculate and store delay to table results 210 diff = 211 (tv2.tv_sec - tv1.tv_sec) * 1000000L + (tv2.tv_usec - 212 tv1.tv_usec); 213 rslt = (double)diff / 1000; 214 thread_time_result[i] = rslt; 215 216 curThd = curThd * 2; 217 } 218 219 //Check if all threads results are ok 220 test_status = 0; 221 for (i = 0; i < threadNb; i++) { 222 if (thread_time_result[i] == 0) { 223 test_status = 1; 224 break; 225 } 226 } 227 228 //This last printf gives the result status to the tests suite 229 //normally should be 0: test has passed or 1: test has failed 230 printf("%d\n", test_status); 231 232 //Print scalability results 233 curThd = 1; 234 for (i = 0; i < threadNb; i++) { 235 printf("%d %lf\n", curThd, thread_time_result[i]); 236 curThd = curThd * 2; 237 } 238 239 return test_status; 240 } 241
