Return-Path: Delivered-To: apache-cvs-archive@hyperreal.org Received: (qmail 15308 invoked by uid 6000); 21 Apr 1999 13:59:05 -0000 Received: (qmail 15240 invoked by alias); 21 Apr 1999 13:59:02 -0000 Delivered-To: apache-apr-cvs@hyperreal.org Received: (qmail 15137 invoked by uid 236); 21 Apr 1999 13:58:59 -0000 Date: 21 Apr 1999 13:58:59 -0000 Message-ID: <19990421135859.15136.qmail@hyperreal.org> From: rbb@hyperreal.org To: apache-apr-cvs@hyperreal.org Subject: cvs commit: apache-apr/apr/test ab_apr.c Sender: apache-cvs-owner@apache.org Precedence: bulk Reply-To: new-httpd@apache.org rbb 99/04/21 06:58:58 Added: apr/test ab_apr.c Log: First test program for network I/O. It's actually ab ported to use apr. When apr calms down a bit, this should be moved to src/support, but for right now, we are using it as a test program. Submitted by: David Reid and Ryan Bloom Revision Changes Path 1.1 apache-apr/apr/test/ab_apr.c Index: ab_apr.c =================================================================== /* ==================================================================== * Copyright (c) 1998-1999 The Apache Group. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. All advertising materials mentioning features or use of this * software must display the following acknowledgment: * "This product includes software developed by the Apache Group * for use in the Apache HTTP server project (http://www.apache.org/)." * * 4. The names "Apache Server" and "Apache Group" must not be used to * endorse or promote products derived from this software without * prior written permission. For written permission, please contact * apache@apache.org. * * 5. Products derived from this software may not be called "Apache" * nor may "Apache" appear in their names without prior written * permission of the Apache Group. * * 6. Redistributions of any form whatsoever must retain the following * acknowledgment: * "This product includes software developed by the Apache Group * for use in the Apache HTTP server project (http://www.apache.org/)." * * THIS SOFTWARE IS PROVIDED BY THE APACHE GROUP ``AS IS'' AND ANY * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE APACHE GROUP OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * ==================================================================== * * This software consists of voluntary contributions made by many * individuals on behalf of the Apache Group and was originally based * on public domain software written at the National Center for * Supercomputing Applications, University of Illinois, Urbana-Champaign. * For more information on the Apache Group and the Apache HTTP server * project, please see . * */ /* ** This program is based on ZeusBench V1.0 written by Adam Twiss ** which is Copyright (c) 1996 by Zeus Technology Ltd. http://www.zeustech.net/ ** ** This software is provided "as is" and any express or implied waranties, ** including but not limited to, the implied warranties of merchantability and ** fitness for a particular purpose are disclaimed. In no event shall ** Zeus Technology Ltd. be liable for any direct, indirect, incidental, special, ** exemplary, or consequential damaged (including, but not limited to, ** procurement of substitute good or services; loss of use, data, or profits; ** or business interruption) however caused and on theory of liability. Whether ** in contract, strict liability or tort (including negligence or otherwise) ** arising in any way out of the use of this software, even if advised of the ** possibility of such damage. ** */ /* ** HISTORY: ** - Originally written by Adam Twiss , March 1996 ** with input from Mike Belshe and ** Michael Campanella ** - Enhanced by Dean Gaudet , November 1997 ** - Cleaned up by Ralf S. Engelschall , March 1998 ** - POST and verbosity by Kurt Sussman , August 1998 ** - HTML table output added by David N. Welton , January 1999 ** */ /* * BUGS: * * - uses strcpy/etc. * - has various other poor buffer attacks related to the lazy parsing of * response headers from the server * - doesn't implement much of HTTP/1.x, only accepts certain forms of * responses * - (performance problem) heavy use of strstr shows up top in profile * only an issue for loopback usage */ #define VERSION "1.3" /* -------------------------------------------------------------------- */ /* affects include files on Solaris */ #define BSD_COMP #include #include #include #include #include #include #include /*#include */ #include #include #include #include #include "apr_network_io.h" /*#define ap_select select*/ /*#else (!)NO_APACHE_INCLUDES */ /*#include "ap_config.h"*/ /*#include */ /*#include */ /*#endif NO_APACHE_INCLUDES */ /* ------------------- DEFINITIONS -------------------------- */ /* maximum number of requests on a time limited test */ #define MAX_REQUESTS 50000 /* good old state hostname */ #define STATE_UNCONNECTED 0 #define STATE_CONNECTING 1 #define STATE_READ 2 #define CBUFFSIZE 512 struct connection { apr_socket_t * aprsock; int state; int read; /* amount of bytes read */ int bread; /* amount of body read */ int length; /* Content-Length value used for keep-alive */ char cbuff[CBUFFSIZE]; /* a buffer to store server response header */ int cbx; /* offset in cbuffer */ int keepalive; /* non-zero if a keep-alive request */ int gotheader; /* non-zero if we have the entire header in cbuff */ struct timeval start, connect, done; }; struct data { int read; /* number of bytes read */ int ctime; /* time in ms to connect */ int time; /* time in ms for connection */ }; #define ap_min(a,b) ((a)<(b))?(a):(b) #define ap_max(a,b) ((a)>(b))?(a):(b) /* --------------------- GLOBALS ---------------------------- */ int verbosity = 0; /* no verbosity by default */ int posting = 0; /* GET by default */ int requests = 1; /* Number of requests to make */ int concurrency = 1; /* Number of multiple requests to make */ int tlimit = 0; /* time limit in cs */ int keepalive = 0; /* try and do keepalive connections */ char servername[1024]; /* name that server reports */ char hostname[1024]; /* host name */ char path[1024]; /* path name */ char postfile[1024]; /* name of file containing post data */ char *postdata; /* *buffer containing data from postfile */ int postlen = 0; /* length of data to be POSTed */ char content_type[1024]; /* content type to put in POST header */ int port = 80; /* port number */ time_t aprtimeout = 30000; /* timeout value...*/ int use_html = 0; /* use html in the report */ char *tablestring; char *trstring; char *tdstring; int doclen = 0; /* the length the document should be */ int totalread = 0; /* total number of bytes read */ int totalbread = 0; /* totoal amount of entity body read */ int totalposted = 0; /* total number of bytes posted, inc. headers */ int done = 0; /* number of requests we have done */ int doneka = 0; /* number of keep alive connections done */ int good = 0, bad = 0; /* number of good and bad requests */ /* store error cases */ int err_length = 0, err_conn = 0, err_except = 0; int err_response = 0; struct timeval start, endtime; /* global request (and its length) */ char request[512]; apr_ssize_t reqlen; /* one global throw-away buffer to read stuff into */ char buffer[8192]; struct connection *con; /* connection array */ struct data *stats; /* date for each request */ apr_sd_set_t readbits, writebits; /* --------------------------------------------------------- */ /* simple little function to perror and exit */ static void err(char *s) { if (errno) { perror(s); } else { printf("%s", s); } exit(errno); } /* --------------------------------------------------------- */ /* write out request to a connection - assumes we can write (small) request out in one go into our new socket buffer */ static void write_request(struct connection *c) { gettimeofday(&c->connect, 0); if (apr_send(c->aprsock, request, reqlen, 30) != reqlen){ printf ("Send request failed!\n"); } if (posting) { apr_send(c->aprsock, postdata, postlen, 30); totalposted += (reqlen + postlen); } c->state = STATE_READ; apr_sd_set(c->aprsock, &readbits); apr_sd_clr(c->aprsock, &writebits); } /* --------------------------------------------------------- */ /* make an fd non blocking */ static void nonblock(apr_socket_t * sock) { int i = 1; //apr_setsocketopt(sock, APR_SO_NONBLOCK, i); } /* --------------------------------------------------------- */ /* returns the time in ms between two timevals */ static int timedif(struct timeval a, struct timeval b) { register int us, s; us = a.tv_usec - b.tv_usec; us /= 1000; s = a.tv_sec - b.tv_sec; s *= 1000; return s + us; } /* --------------------------------------------------------- */ /* calculate and output results */ static void output_results(void) { int timetaken; gettimeofday(&endtime, 0); timetaken = timedif(endtime, start); printf("\r \r"); printf("Server Software: %s\n", servername); printf("Server Hostname: %s\n", hostname); printf("Server Port: %d\n", port); printf("\n"); printf("Document Path: %s\n", path); printf("Document Length: %d bytes\n", doclen); printf("\n"); printf("Concurrency Level: %d\n", concurrency); printf("Time taken for tests: %d.%03d seconds\n", timetaken / 1000, timetaken % 1000); printf("Complete requests: %d\n", done); printf("Failed requests: %d\n", bad); if (bad) printf(" (Connect: %d, Length: %d, Exceptions: %d)\n", err_conn, err_length, err_except); if (err_response) printf("Non-2xx responses: %d\n", err_response); if (keepalive) printf("Keep-Alive requests: %d\n", doneka); printf("Total transferred: %d bytes\n", totalread); if (posting) printf("Total POSTed: %d\n", totalposted); printf("HTML transferred: %d bytes\n", totalbread); /* avoid divide by zero */ if (timetaken) { printf("Requests per second: %.2f\n", 1000 * (float) (done) / timetaken); printf("Transfer rate: %.2f kb/s received\n", (float) (totalread) / timetaken); if (posting) { printf(" %.2f kb/s sent\n", (float) (totalposted) / timetaken); printf(" %.2f kb/s total\n", (float) (totalread + totalposted) / timetaken); } } { /* work out connection times */ int i; int totalcon = 0, total = 0; int mincon = 9999999, mintot = 999999; int maxcon = 0, maxtot = 0; for (i = 0; i < requests; i++) { struct data s = stats[i]; mincon = ap_min(mincon, s.ctime); mintot = ap_min(mintot, s.time); maxcon = ap_max(maxcon, s.ctime); maxtot = ap_max(maxtot, s.time); totalcon += s.ctime; total += s.time; } printf("\nConnnection Times (ms)\n"); printf(" min avg max\n"); printf("Connect: %5d %5d %5d\n", mincon, totalcon / requests, maxcon); printf("Processing: %5d %5d %5d\n", mintot - mincon, (total / requests) - (totalcon / requests), maxtot - maxcon); printf("Total: %5d %5d %5d\n", mintot, total / requests, maxtot); } } /* --------------------------------------------------------- */ /* calculate and output results in HTML */ static void output_html_results(void) { int timetaken; gettimeofday(&endtime, 0); timetaken = timedif(endtime, start); printf("\n\n\n", tablestring); printf("" "\n", trstring, tdstring, tdstring, servername); printf("" "\n", trstring, tdstring, tdstring, hostname); printf("" "\n", trstring, tdstring, tdstring, port); printf("" "\n", trstring, tdstring, tdstring, path); printf("" "\n", trstring, tdstring, tdstring, doclen); printf("" "\n", trstring, tdstring, tdstring, concurrency); printf("" "\n", trstring, tdstring, tdstring, timetaken / 1000, timetaken % 1000); printf("" "\n", trstring, tdstring, tdstring, done); printf("" "\n", trstring, tdstring, tdstring, bad); if (bad) printf("\n", trstring, tdstring, err_conn, err_length, err_except); if (err_response) printf("" "\n", trstring, tdstring, tdstring, err_response); if (keepalive) printf("" "\n", trstring, tdstring, tdstring, doneka); printf("" "\n", trstring, tdstring, tdstring, totalread); if (posting) printf("" "\n", trstring, tdstring, tdstring, totalposted); printf("" "\n", trstring, tdstring, tdstring, totalbread); /* avoid divide by zero */ if (timetaken) { printf("" "\n", trstring, tdstring, tdstring, 1000 * (float) (done) / timetaken); printf("" "\n", trstring, tdstring, tdstring, (float) (totalread) / timetaken); if (posting) { printf("" "\n", trstring, tdstring, tdstring, (float) (totalposted) / timetaken); printf("" "\n", trstring, tdstring, tdstring, (float) (totalread + totalposted) / timetaken); } } { /* work out connection times */ int i; int totalcon = 0, total = 0; int mincon = 9999999, mintot = 999999; int maxcon = 0, maxtot = 0; for (i = 0; i < requests; i++) { struct data s = stats[i]; mincon = ap_min(mincon, s.ctime); mintot = ap_min(mintot, s.time); maxcon = ap_max(maxcon, s.ctime); maxtot = ap_max(maxtot, s.time); totalcon += s.ctime; total += s.time; } printf("\n", trstring, tdstring); printf("\n", trstring, tdstring, tdstring, tdstring, tdstring); printf("" "" "" "\n", trstring, tdstring, tdstring, mincon, tdstring, totalcon / requests, tdstring, maxcon); printf("" "" "" "\n", trstring, tdstring, tdstring, mintot - mincon, tdstring, (total / requests) - (totalcon / requests), tdstring, maxtot - maxcon); printf("" "" "" "\n", trstring, tdstring, tdstring, mintot, tdstring, total / requests, tdstring, maxtot); printf("
Server Software:%s
Server Hostname:%s
Server Port:%d
Document Path:%s
Document Length:%d bytes
Concurrency Level:%d
Time taken for tests:%d.%03d seconds
Complete requests:%d
Failed requests:%d
(Connect: %d, Length: %d, Exceptions: %d)
Non-2xx responses:%d
Keep-Alive requests:%d
Total transferred:%d bytes
Total POSTed:%d
HTML transferred:%d bytes
Requests per second:%.2f
Transfer rate:%.2f kb/s received
 %.2f kb/s sent
 %.2f kb/s total
Connnection Times (ms)
  min avg max
Connect:%5d%5d%5d
Processing:%5d%5d%5d
Total:%5d%5d%5d
\n"); } } /* --------------------------------------------------------- */ /* start asnchronous non-blocking connection */ static void start_connect(struct connection *c) { c->read = 0; c->bread = 0; c->keepalive = 0; c->cbx = 0; c->gotheader = 0; c->aprsock = apr_create_tcp_socket(); nonblock(c->aprsock); gettimeofday(&c->start, 0); if (apr_connect(c->aprsock, hostname, port) == APR_FAILURE){ printf ("Connect failed.\n"); if (errno == EINPROGRESS) { printf ("Error - EINPROGRESS\n"); c->state = STATE_CONNECTING; apr_sd_set(c->aprsock, &writebits); return; } else { /*we don't have to close the socket. If we have an error this bad, apr_connect will destroy it for us. */ err_conn++; if (bad++ > 10) { err("\nTest aborted after 10 failures\n\n"); } start_connect(c); } } printf ("Writing request...\n"); /* connected first time */ write_request(c); } /* --------------------------------------------------------- */ /* close down connection and save stats */ static void close_connection(struct connection *c) { if (c->read == 0 && c->keepalive) { /* server has legitimately shut down an idle keep alive request */ good--; /* connection never happend */ } else { if (good == 1) { /* first time here */ doclen = c->bread; } else if (c->bread != doclen) { bad++; err_length++; } /* save out time */ if (done < requests) { struct data s; gettimeofday(&c->done, 0); s.read = c->read; s.ctime = timedif(c->connect, c->start); s.time = timedif(c->done, c->start); stats[done++] = s; } } apr_sd_clr(c->aprsock, &readbits); apr_sd_clr(c->aprsock, &writebits); apr_close_socket(c->aprsock); /* connect again */ start_connect(c); return; } /* --------------------------------------------------------- */ /* read data from connection */ static void read_connection(struct connection *c) { apr_ssize_t r; char *part; char respcode[4]; /* 3 digits and null */ r = apr_recv(c->aprsock, buffer, sizeof(buffer),aprtimeout); if (r == 0 || (r < 0 && errno != EAGAIN)) { good++; close_connection(c); return; } if (r < 0 && errno == EAGAIN) return; c->read += r; totalread += r; if (!c->gotheader) { char *s; int l = 4; int space = CBUFFSIZE - c->cbx - 1; /* -1 to allow for 0 terminator */ int tocopy = (space < r) ? space : r; #ifndef CHARSET_EBCDIC memcpy(c->cbuff + c->cbx, buffer, space); #else /*CHARSET_EBCDIC */ ascii2ebcdic(c->cbuff + c->cbx, buffer, space); #endif /*CHARSET_EBCDIC */ c->cbx += tocopy; space -= tocopy; c->cbuff[c->cbx] = 0; /* terminate for benefit of strstr */ if (verbosity >= 4) { printf("LOG: header received:\n%s\n", c->cbuff); } s = strstr(c->cbuff, "\r\n\r\n"); /* this next line is so that we talk to NCSA 1.5 which blatantly breaks the http specifaction */ if (!s) { s = strstr(c->cbuff, "\n\n"); l = 2; } if (!s) { /* read rest next time */ if (space) return; else { /* header is in invalid or too big - close connection */ apr_close_socket(c->aprsock); if (bad++ > 10) { err("\nTest aborted after 10 failures\n\n"); } apr_sd_clr(c->aprsock, &writebits); start_connect(c); } } else { /* have full header */ if (!good) { /* this is first time, extract some interesting info */ char *p, *q; p = strstr(c->cbuff, "Server:"); q = servername; if (p) { p += 8; while (*p > 32) *q++ = *p++; } *q = 0; } /* XXX: this parsing isn't even remotely HTTP compliant... * but in the interest of speed it doesn't totally have to be, * it just needs to be extended to handle whatever servers * folks want to test against. -djg */ /* check response code */ part = strstr(c->cbuff, "HTTP"); /* really HTTP/1.x_ */ strncpy(respcode, (part + strlen("HTTP/1.x_")), 3); respcode[3] = '\0'; if (respcode[0] != '2') { err_response++; if (verbosity >= 2) printf("WARNING: Response code not 2xx (%s)\n", respcode); } else if (verbosity >= 3) { printf("LOG: Response code = %s\n", respcode); } c->gotheader = 1; *s = 0; /* terminate at end of header */ if (keepalive && (strstr(c->cbuff, "Keep-Alive") || strstr(c->cbuff, "keep-alive"))) { /* for benefit of MSIIS */ char *cl; cl = strstr(c->cbuff, "Content-Length:"); /* handle NCSA, which sends Content-length: */ if (!cl) cl = strstr(c->cbuff, "Content-length:"); if (cl) { c->keepalive = 1; c->length = atoi(cl + 16); } } c->bread += c->cbx - (s + l - c->cbuff) + r - tocopy; totalbread += c->bread; } } else { /* outside header, everything we have read is entity body */ c->bread += r; totalbread += r; } if (c->keepalive && (c->bread >= c->length)) { /* finished a keep-alive connection */ good++; doneka++; /* save out time */ if (good == 1) { /* first time here */ doclen = c->bread; } else if (c->bread != doclen) { bad++; err_length++; } if (done < requests) { struct data s; gettimeofday(&c->done, 0); s.read = c->read; s.ctime = timedif(c->connect, c->start); s.time = timedif(c->done, c->start); stats[done++] = s; } c->keepalive = 0; c->length = 0; c->gotheader = 0; c->cbx = 0; c->read = c->bread = 0; write_request(c); c->start = c->connect; /* zero connect time with keep-alive */ } } /* --------------------------------------------------------- */ /* run the tests */ static void test(void) { struct timeval timeout, now; apr_sd_set_t sel_read, sel_except, sel_write; int i; if (!use_html) { printf("Benchmarking %s (be patient)...", hostname); fflush(stdout); } con = malloc(concurrency * sizeof(struct connection)); memset(con, 0, concurrency * sizeof(struct connection)); stats = malloc(requests * sizeof(struct data)); apr_sd_zero(&readbits); apr_sd_zero(&writebits); /* setup request */ if (!posting) { sprintf(request, "GET %s HTTP/1.0\r\n" "User-Agent: ApacheBench/%s\r\n" "%s" "Host: %s\r\n" "Accept: */*\r\n" "\r\n", path, VERSION, keepalive ? "Connection: Keep-Alive\r\n" : "", hostname); } else { sprintf(request, "POST %s HTTP/1.0\r\n" "User-Agent: ApacheBench/%s\r\n" "%s" "Host: %s\r\n" "Accept: */*\r\n" "Content-length: %d\r\n" "Content-type: %s\r\n" "\r\n", path, VERSION, keepalive ? "Connection: Keep-Alive\r\n" : "", hostname, postlen, (content_type[0]) ? content_type : "text/plain"); } if (verbosity >= 2) printf("INFO: POST header == \n---\n%s\n---\n", request); reqlen = strlen(request); #ifdef CHARSET_EBCDIC ebcdic2ascii(request, request, reqlen); #endif /*CHARSET_EBCDIC */ /* ok - lets start */ gettimeofday(&start, 0); /* initialise lots of requests */ for (i = 0; i < concurrency; i++) start_connect(&con[i]); while (done < requests) { apr_int32_t n; /* setup bit arrays */ memcpy(&sel_except, &readbits, sizeof(readbits)); memcpy(&sel_read, &readbits, sizeof(readbits)); memcpy(&sel_write, &writebits, sizeof(readbits)); /* check for time limit expiry */ gettimeofday(&now, 0); if (tlimit && timedif(now, start) > (tlimit * 1000)) { requests = done; /* so stats are correct */ } /* Timeout of 30 seconds. */ timeout.tv_sec = 30; timeout.tv_usec = 0; n = apr_select(FD_SETSIZE, &sel_read, &sel_write, &sel_except, &timeout); if (!n) { err("\nServer timed out\n\n"); } if (n < 1) err("select"); for (i = 0; i < concurrency; i++) { apr_socket_t *s = con[i].aprsock; if (apr_sd_isset(s,&sel_except) == APR_SUCCESS){ bad++; err_except++; start_connect(&con[i]); continue; } if (apr_sd_isset(s,&sel_read) == APR_SUCCESS) read_connection(&con[i]); if (apr_sd_isset(s, &sel_write) == APR_SUCCESS) write_request(&con[i]); } } if (use_html) output_html_results(); else output_results(); } /* ------------------------------------------------------- */ /* display copyright information */ static void copyright(void) { if (!use_html) { printf("This is ApacheBench, Version %s\n", VERSION); printf("Copyright (c) 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/\n"); printf("Copyright (c) 1998-1999 The Apache Group, http://www.apache.org/\n"); printf("\n"); } else { printf("

\n"); printf(" This is ApacheBench, Version %s
\n", VERSION); printf(" Copyright (c) 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
\n"); printf(" Copyright (c) 1998-1999 The Apache Group, http://www.apache.org/
\n"); printf("

\n

\n"); } } /* display usage information */ static void usage(char *progname) { fprintf(stderr, "Usage: %s [options] [http://]hostname[:port]/path\n", progname); fprintf(stderr, "Options are:\n"); fprintf(stderr, " -n requests Number of requests to perform\n"); fprintf(stderr, " -c concurrency Number of multiple requests to make\n"); fprintf(stderr, " -t timelimit Seconds to max. wait for responses\n"); fprintf(stderr, " -p postfile File containg data to POST\n"); fprintf(stderr, " -T content-type Content-type header for POSTing\n"); fprintf(stderr, " -v verbosity How much troubleshooting info to print\n"); fprintf(stderr, " -w Print out results in HTML tables\n"); fprintf(stderr, " -x attributes String to insert as table attributes\n"); fprintf(stderr, " -y attributes String to insert as tr attributes\n"); fprintf(stderr, " -z attributes String to insert as td or th attributes\n"); fprintf(stderr, " -V Print version number and exit\n"); fprintf(stderr, " -k Use HTTP KeepAlive feature\n"); fprintf(stderr, " -h Display usage information (this message)\n"); exit(EINVAL); } /* ------------------------------------------------------- */ /* split URL into parts */ static int parse_url(char *url) { char *cp; char *h; char *p = NULL; if (strlen(url) > 7 && strncmp(url, "http://", 7) == 0) url += 7; h = url; if ((cp = strchr(url, ':')) != NULL) { *cp++ = '\0'; p = cp; url = cp; } if ((cp = strchr(url, '/')) == NULL) return 1; strcpy(path, cp); *cp = '\0'; strcpy(hostname, h); if (p != NULL) port = atoi(p); return 0; } /* ------------------------------------------------------- */ /* read data to POST from file, save contents and length */ static int open_postfile(char *pfile) { int postfd, status; struct stat postfilestat; if ((postfd = open(pfile, O_RDONLY)) == -1) { printf("Invalid postfile name (%s)\n", pfile); return errno; } if ((status = fstat(postfd, &postfilestat)) == -1) { perror("Can\'t stat postfile\n"); return status; } postdata = malloc(postfilestat.st_size); if (!postdata) { printf("Can\'t alloc postfile buffer\n"); return ENOMEM; } if (read(postfd, postdata, postfilestat.st_size) != postfilestat.st_size) { printf("error reading postfilen"); return EIO; } postlen = postfilestat.st_size; return 0; } /* ------------------------------------------------------- */ extern char *optarg; extern int optind, opterr, optopt; /* sort out command-line args and call test */ int main(int argc, char **argv) { int c, r; /* table defaults */ tablestring = ""; trstring = ""; tdstring = "bgcolor=white"; optind = 1; while ((c = getopt(argc, argv, "n:c:t:T:p:v:kVhwx:y:z:")) > 0) { switch (c) { case 'n': requests = atoi(optarg); if (!requests) { err("Invalid number of requests\n"); } break; case 'k': keepalive = 1; break; case 'c': concurrency = atoi(optarg); break; case 'p': if (0 == (r = open_postfile(optarg))) { posting = 1; } else if (postdata) { exit(r); } break; case 'v': verbosity = atoi(optarg); break; case 't': tlimit = atoi(optarg); requests = MAX_REQUESTS; /* need to size data array on something */ break; case 'T': strcpy(content_type, optarg); break; case 'V': copyright(); exit(0); break; case 'w': use_html = 1; break; /* if any of the following three are used, turn on html output automatically */ case 'x': use_html = 1; tablestring = optarg; break; case 'y': use_html = 1; trstring = optarg; break; case 'z': use_html = 1; tdstring = optarg; break; case 'h': usage(argv[0]); break; default: fprintf(stderr, "%s: invalid option `%c'\n", argv[0], c); usage(argv[0]); break; } } if (optind != argc - 1) { fprintf(stderr, "%s: wrong number of arguments\n", argv[0]); usage(argv[0]); } if (parse_url(argv[optind++])) { fprintf(stderr, "%s: invalid URL\n", argv[0]); usage(argv[0]); } copyright(); test(); exit(0); }