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/************************************************************************************************* |
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* The load tester for web applications |
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* Copyright (C) 2004-2005 Mikio Hirabayashi |
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* This file is part of Hyper Estraier. |
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* Hyper Estraier is free software; you can redistribute it and/or modify it under the terms of |
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* the GNU Lesser General Public License as published by the Free Software Foundation; either |
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* version 2.1 of the License or any later version. Hyper Estraier is distributed in the hope |
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* that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public |
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* License for more details. |
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* You should have received a copy of the GNU Lesser General Public License along with Hyper |
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* Estraier; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
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* Boston, MA 02111-1307 USA. |
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*************************************************************************************************/ |
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|
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|
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#include "estraier.h" |
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#include "estmtdb.h" |
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#include "estnode.h" |
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#include "myconf.h" |
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|
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#define AGENTNAME "estload" /* name of the user agent */ |
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#define IOBUFSIZ 8192 /* size of a buffer for I/O */ |
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|
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typedef struct { /* type of structure for a target URL */ |
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char *host; /* hostname */ |
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char *addr; /* IP address */ |
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int port; /* port number */ |
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char *auth; /* authority */ |
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char *path; /* path */ |
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char *query; /* query string */ |
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} TARGET; |
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|
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typedef struct { /* type of structure for a worker thread */ |
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int id; /* ID number */ |
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int ims; /* interval time in milliseconds */ |
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int pb; /* to print received data */ |
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int qb; /* to be quiet */ |
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CBLIST *targets; /* list of targets */ |
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int alive; /* to be alive */ |
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} MISSION; |
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|
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|
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/* global variables */ |
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const char *g_progname; /* program name */ |
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|
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|
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/* function prototypes */ |
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int main(int argc, char **argv); |
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static void usage(void); |
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static void printferror(const char *format, ...); |
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static void printfinfo(const char *format, ...); |
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static int procmain(const char *file, int tnum, int lnum, int ims, int pb, int qb); |
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static void *procthread(void *arg); |
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|
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|
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/* main routine */ |
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int main(int argc, char **argv){ |
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char *file; |
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int i, tnum, lnum, ims, pb, qb, rv; |
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cbstdiobin(); |
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g_progname = argv[0]; |
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if(!est_init_net_env()){ |
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printferror("could not initialize network environment"); |
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exit(1); |
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} |
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atexit(est_free_net_env); |
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file = NULL; |
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tnum = 1; |
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lnum = 1; |
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ims = 0; |
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pb = FALSE; |
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qb = FALSE; |
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for(i = 1; i < argc; i++){ |
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if(!file && argv[i][0] == '-'){ |
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if(!strcmp(argv[i], "-t")){ |
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if(++i >= argc) usage(); |
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tnum = atoi(argv[i]); |
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} else if(!strcmp(argv[i], "-l")){ |
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if(++i >= argc) usage(); |
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lnum = atoi(argv[i]); |
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} else if(!strcmp(argv[i], "-i")){ |
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if(++i >= argc) usage(); |
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ims = atoi(argv[i]); |
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} else if(!strcmp(argv[i], "-p")){ |
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pb = TRUE; |
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} else if(!strcmp(argv[i], "-q")){ |
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qb = TRUE; |
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} else { |
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usage(); |
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} |
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} else if(!file){ |
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file = argv[i]; |
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} else { |
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usage(); |
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} |
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} |
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if(!file || tnum < 1 || lnum < 1) usage(); |
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rv = procmain(file, tnum, lnum, ims, pb, qb); |
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return rv; |
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} |
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|
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|
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/* print the usage and exit */ |
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static void usage(void){ |
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fprintf(stderr, "%s: stresser for web applications\n", g_progname); |
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fprintf(stderr, "\n"); |
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fprintf(stderr, "usage:\n"); |
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fprintf(stderr, " %s [-t num] [-l num] [-i num] [-p] [-q] [file|url]\n", g_progname); |
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fprintf(stderr, "\n"); |
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exit(1); |
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} |
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|
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|
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/* print formatted error string and flush the buffer */ |
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static void printferror(const char *format, ...){ |
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va_list ap; |
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va_start(ap, format); |
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fprintf(stderr, "%s: ERROR: ", g_progname); |
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vfprintf(stderr, format, ap); |
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fputc('\n', stderr); |
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fflush(stderr); |
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va_end(ap); |
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} |
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|
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|
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/* print formatted information string and flush the buffer */ |
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static void printfinfo(const char *format, ...){ |
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va_list ap; |
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va_start(ap, format); |
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printf("%s: INFO: ", g_progname); |
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vprintf(format, ap); |
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putchar('\n'); |
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fflush(stdout); |
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va_end(ap); |
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} |
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|
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|
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/* proc the main command */ |
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static int procmain(const char *file, int tnum, int lnum, int ims, int pb, int qb){ |
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pthread_t *threads; |
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MISSION *missions; |
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TARGET target; |
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CBLIST *list; |
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CBMAP *elems; |
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const char *line, *host, *pstr, *auth, *path, *query; |
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int i, j, cnt, pnum, err; |
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double etime; |
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if(cbstrfwimatch(file, "http://")){ |
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list = cblistopen(); |
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cblistpush(list, file, -1); |
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} else if(!(list = cbreadlines(file))){ |
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printferror("%s: could not open", file); |
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return 1; |
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} |
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threads = cbmalloc(tnum * sizeof(pthread_t)); |
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missions = cbmalloc(tnum * sizeof(MISSION)); |
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for(i = 0; i < tnum; i++){ |
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missions[i].id = i + 1; |
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missions[i].ims = ims; |
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missions[i].pb = pb; |
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missions[i].qb = qb; |
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missions[i].targets = cblistopen(); |
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} |
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cnt = 0; |
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for(i = 0; i < lnum; i++){ |
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for(j = 0; j < cblistnum(list); j++){ |
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line = cblistval(list, j, NULL); |
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if((line[0] == '\0')) continue; |
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elems = cburlbreak(line); |
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host = cbmapget(elems, "host", -1, NULL); |
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pnum = (pstr = cbmapget(elems, "port", -1, NULL)) ? atoi(pstr) : 80; |
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auth = cbmapget(elems, "authority", -1, NULL); |
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path = cbmapget(elems, "path", -1, NULL); |
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query = cbmapget(elems, "query", -1, NULL); |
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if(!host || pnum < 1){ |
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printferror("%s: invalid URL", line); |
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cbmapclose(elems); |
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continue; |
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} |
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if(!auth) auth = ""; |
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if(!path) path = "/"; |
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if(!query) query = ""; |
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if(!(target.addr = est_get_host_addr(host))){ |
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printferror("%s: unknown host", host); |
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cbmapclose(elems); |
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continue; |
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} |
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target.host = cbmemdup(host, -1); |
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target.port = pnum; |
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target.auth = cbmemdup(auth, -1); |
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target.path = cbmemdup(path, -1); |
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target.query = cbmemdup(query, -1); |
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cblistpush(missions[cnt++%tnum].targets, (char *)&target, sizeof(TARGET)); |
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cbmapclose(elems); |
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} |
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} |
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cblistclose(list); |
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err = FALSE; |
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etime = est_gettimeofday(); |
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if(tnum > 1){ |
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for(i = 0; i < tnum; i++){ |
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missions[i].alive = FALSE; |
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if(pthread_create(threads + i, NULL, procthread, missions + i) == 0){ |
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missions[i].alive = TRUE; |
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} else { |
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printferror("thread creation failed"); |
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err = TRUE; |
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} |
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} |
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for(i = 0; i < tnum; i++){ |
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if(!missions[i].alive) continue; |
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if(pthread_join(threads[i], NULL) != 0){ |
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printferror("thread join failed"); |
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err = TRUE; |
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} |
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} |
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} else { |
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procthread(missions); |
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} |
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etime = est_gettimeofday() - etime; |
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if(cnt > 0 && !err) |
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printfinfo("finished: elepsed time: %.3f sec. (average: %.3f)", |
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etime / 1000, etime / cnt / 1000); |
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for(i = 0; i < tnum; i++){ |
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for(j = 0; j < cblistnum(missions[i].targets); j++){ |
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target = *(TARGET *)cblistval(missions[i].targets, j, NULL); |
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free(target.query); |
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free(target.path); |
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free(target.auth); |
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free(target.addr); |
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free(target.host); |
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} |
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cblistclose(missions[i].targets); |
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} |
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free(missions); |
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free(threads); |
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return err ? 1 : 0; |
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} |
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|
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|
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/* process as a child thread */ |
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static void *procthread(void *arg){ |
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CBLIST *targets; |
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TARGET target; |
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char iobuf[IOBUFSIZ], *wp, *tmp; |
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int i, id, ims, pb, qb, clsock, size; |
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double etime; |
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targets = ((MISSION *)arg)->targets; |
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id = ((MISSION *)arg)->id; |
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ims = ((MISSION *)arg)->ims; |
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pb = ((MISSION *)arg)->pb; |
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qb = ((MISSION *)arg)->qb; |
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if(cblistnum(targets) < 1) return NULL; |
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printfinfo("%d: started", id); |
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etime = est_gettimeofday(); |
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for(i = 0; i < cblistnum(targets); i++){ |
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target = *(TARGET *)cblistval(targets, i, NULL); |
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if(!qb) printfinfo("%d(%d/%d): http://%s:%d%s%s%s", |
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id, i + 1, cblistnum(targets), target.host, target.port, |
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target.path, target.query[0] != '\0' ? "?" : "", target.query); |
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if((clsock = est_get_client_sock(target.addr, target.port)) != -1){ |
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wp = iobuf; |
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wp += sprintf(wp, "GET %s%s%s HTTP/1.0\r\n", |
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target.path, target.query[0] != '\0' ? "?" : "", target.query); |
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wp += sprintf(wp, "Host: %s:%d\r\n", target.host, target.port); |
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wp += sprintf(wp, "Connection: close\r\n"); |
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if(target.auth[0] != '\0'){ |
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tmp = cbbaseencode(target.auth, -1); |
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wp += sprintf(wp, "Authorization: Basic %s\r\n", tmp); |
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free(tmp); |
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} |
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wp += sprintf(wp, "Referer: http://%s:%d%s%s%s\r\n", target.host, target.port, |
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target.path, target.query[0] != '\0' ? "?" : "", target.query); |
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wp += sprintf(wp, "User-Agent: %s/%s\r\n", AGENTNAME, est_version); |
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wp += sprintf(wp, "\r\n"); |
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est_sock_send_all(clsock, iobuf, wp - iobuf); |
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while((size = recv(clsock, iobuf, IOBUFSIZ, 0)) > 0){ |
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if(pb) fwrite(iobuf, 1, size, stdout); |
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} |
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est_sock_down(clsock); |
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} else { |
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printferror("%d(%d/%d): connection failed", id, i + 1, cblistnum(targets)); |
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} |
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if(ims > 0) est_usleep(ims * 1000); |
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} |
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etime = est_gettimeofday() - etime; |
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printfinfo("%d: finished: elapsed time: %.3f sec. (average: %.3f)", |
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id, etime / 1000, etime / cblistnum(targets) / 1000); |
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return NULL; |
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} |
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|
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|
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|
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/* END OF FILE */ |
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