diff options
author | hongbotian <hongbo.tianhongbo@huawei.com> | 2015-11-30 01:45:08 -0500 |
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committer | hongbotian <hongbo.tianhongbo@huawei.com> | 2015-11-30 01:45:08 -0500 |
commit | e8ec7aa8e38a93f5b034ac74cebce5de23710317 (patch) | |
tree | aa031937bf856c1f8d6ad7877b8d2cb0224da5ef /rubbos/app/httpd-2.0.64/test/zb.c | |
parent | cc40af334e619bb549038238507407866f774f8f (diff) |
upload http
JIRA: BOTTLENECK-10
Change-Id: I7598427ff904df438ce77c2819ee48ac75ffa8da
Signed-off-by: hongbotian <hongbo.tianhongbo@huawei.com>
Diffstat (limited to 'rubbos/app/httpd-2.0.64/test/zb.c')
-rw-r--r-- | rubbos/app/httpd-2.0.64/test/zb.c | 567 |
1 files changed, 567 insertions, 0 deletions
diff --git a/rubbos/app/httpd-2.0.64/test/zb.c b/rubbos/app/httpd-2.0.64/test/zb.c new file mode 100644 index 00000000..0a6666eb --- /dev/null +++ b/rubbos/app/httpd-2.0.64/test/zb.c @@ -0,0 +1,567 @@ + +/* ZeusBench V1.01 + =============== + +This program is Copyright (C) Zeus Technology Limited 1996. + +This program may be used and copied freely providing this copyright notice +is not removed. + +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. + + Written by Adam Twiss (adam@zeus.co.uk). March 1996 + +Thanks to the following people for their input: + Mike Belshe (mbelshe@netscape.com) + Michael Campanella (campanella@stevms.enet.dec.com) + +*/ + +/* -------------------- Notes on compiling ------------------------------ + +This should compile unmodified using gcc on HP-UX, FreeBSD, Linux, +IRIX, Solaris, AIX and Digital Unix (OSF). On Solaris 2.x you will +need to compile with "-lnsl -lsocket" options. If you have any +difficulties compiling then let me know. + +On SunOS 4.x.x you may need to compile with -DSUNOS4 to add the following +two lines of code which appear not to exist in my SunOS headers */ + +#ifdef SUNOS4 +extern char *optarg; +extern int optind, opterr, optopt; +#endif + +/* -------------------------------------------------------------------- */ + +/* affects include files on Solaris */ +#define BSD_COMP + +#include <sys/time.h> +#include <sys/ioctl.h> +#include <unistd.h> +#include <stdlib.h> +#include <stdio.h> +#include <fcntl.h> +#include <sys/socket.h> +#include <netinet/in.h> +#include <netdb.h> +#include <errno.h> +#include <sys/ioctl.h> +#include <string.h> + +/* ------------------- DEFINITIONS -------------------------- */ + +/* maximum number of requests on a time limited test */ +#define MAX_REQUESTS 50000 + +/* good old state machine */ +#define STATE_UNCONNECTED 0 +#define STATE_CONNECTING 1 +#define STATE_READ 2 + +#define CBUFFSIZE 512 + +struct connection +{ + int fd; + 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 min(a,b) ((a)<(b))?(a):(b) +#define max(a,b) ((a)>(b))?(a):(b) + +/* --------------------- GLOBALS ---------------------------- */ + +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 *machine; /* Machine name */ +char *file; /* file name to use */ +char server_name[80]; /* name that server reports */ +int port = 80; /* port to use */ + +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 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; + +struct timeval start, endtime; + +/* global request (and its length) */ +char request[512]; +int reqlen; + +/* one global throw-away buffer to read stuff into */ +char buffer[4096]; + +struct connection *con; /* connection array */ +struct data *stats; /* date for each request */ + +fd_set readbits, writebits; /* bits for select */ +struct sockaddr_in server; /* server addr structure */ + +/* --------------------------------------------------------- */ + +/* simple little function to perror and exit */ + +static void err(char *s) +{ + perror(s); + exit(errno); +} + +/* --------------------------------------------------------- */ + +/* write out request to a connection - assumes we can write + (small) request out in one go into our new socket buffer */ + +void write_request(struct connection *c) +{ + gettimeofday(&c->connect,0); + write(c->fd,request, reqlen); + c->state = STATE_READ; + FD_SET(c->fd, &readbits); + FD_CLR(c->fd, &writebits); +} + +/* --------------------------------------------------------- */ + +/* make an fd non blocking */ + +void nonblock(int fd) +{ + int i=1; + ioctl(fd, FIONBIO, &i); +} + +/* --------------------------------------------------------- */ + +/* returns the time in ms between two timevals */ + +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 and exit */ + +void output_results() +{ + int timetaken; + + gettimeofday(&endtime,0); + timetaken = timedif(endtime, start); + + printf("\n---\n"); + printf("Server: %s\n", server_name); + printf("Document Length: %d\n", doclen); + printf("Concurency 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(keepalive) printf("Keep-Alive requests: %d\n", doneka); + printf("Bytes transfered: %d\n", totalread); + printf("HTML transfered: %d\n", totalbread); + + /* avoid divide by zero */ + if(timetaken) { + printf("Requests per seconds: %.2f\n", 1000*(float)(done)/timetaken); + printf("Transfer rate: %.2f kb/s\n", + (float)(totalread)/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 = min(mincon, s.ctime); + mintot = min(mintot, s.time); + maxcon = max(maxcon, s.ctime); + maxtot = 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("Total: %5d %5d %5d\n", mintot, total/requests, maxtot); + printf("---\n\n"); + } + + exit(0); +} + +/* --------------------------------------------------------- */ + +/* start asnchronous non-blocking connection */ + +void start_connect(struct connection *c) +{ + c->read = 0; + c->bread = 0; + c->keepalive = 0; + c->cbx = 0; + c->gotheader = 0; + + c->fd = socket(AF_INET, SOCK_STREAM, 0); + if(c->fd<0) err("socket"); + + nonblock(c->fd); + gettimeofday(&c->start,0); + + if(connect(c->fd, (struct sockaddr *) &server, sizeof(server))<0) { + if(errno==EINPROGRESS) { + c->state = STATE_CONNECTING; + FD_SET(c->fd, &writebits); + return; + } + else { + close(c->fd); + err_conn++; + if(bad++>10) { + printf("\nTest aborted after 10 failures\n\n"); + exit(1); + } + start_connect(c); + } + } + + /* connected first time */ + write_request(c); +} + +/* --------------------------------------------------------- */ + +/* close down connection and save stats */ + +void close_connection(struct connection *c) +{ + if(c->read == 0 && c->keepalive) { + /* server has legitiamately 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; + } + } + + close(c->fd); + FD_CLR(c->fd, &readbits); + FD_CLR(c->fd, &writebits); + + /* connect again */ + start_connect(c); + return; +} + +/* --------------------------------------------------------- */ + +/* read data from connection */ + +void read_connection(struct connection *c) +{ + int r; + + r=read(c->fd,buffer,sizeof(buffer)); + 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; + memcpy(c->cbuff+c->cbx, buffer, space); + c->cbx += tocopy; space -= tocopy; + c->cbuff[c->cbx] = 0; /* terminate for benefit of strstr */ + 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 */ + close(c->fd); + if(bad++>10) { + printf("\nTest aborted after 10 failures\n\n"); + exit(1); + } + FD_CLR(c->fd, &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 = server_name; + if(p) { p+=8; while(*p>32) *q++ = *p++; } + *q = 0; + } + + 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:"); + /* for cacky servers like NCSA which break the spec and send a + lower case 'l' */ + 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 */ + +int test() +{ + struct timeval timeout, now; + fd_set sel_read, sel_except, sel_write; + int i; + + { + /* get server information */ + struct hostent *he; + he = gethostbyname(machine); + if (!he) err("gethostbyname"); + server.sin_family = he->h_addrtype; + server.sin_port = htons(port); + server.sin_addr.s_addr = ((unsigned long *)(he->h_addr_list[0]))[0]; + } + + con = malloc(concurrency*sizeof(struct connection)); + memset(con,0,concurrency*sizeof(struct connection)); + + stats = malloc(requests * sizeof(struct data)); + + FD_ZERO(&readbits); + FD_ZERO(&writebits); + + /* setup request */ + sprintf(request,"GET %s HTTP/1.0\r\nUser-Agent: ZeusBench/1.0\r\n" + "%sHost: %s\r\nAccept: */*\r\n\r\n", file, + keepalive?"Connection: Keep-Alive\r\n":"", machine ); + + reqlen = strlen(request); + + /* ok - lets start */ + gettimeofday(&start,0); + + /* initialise lots of requests */ + for(i=0; i<concurrency; i++) start_connect(&con[i]); + + while(done<requests) { + int 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 */ + output_results(); + } + + /* Timeout of 30 seconds. */ + timeout.tv_sec=30; timeout.tv_usec=0; + n=select(256, &sel_read, &sel_write, &sel_except, &timeout); + if(!n) { + printf("\nServer timed out\n\n"); + exit(1); + } + if(n<1) err("select"); + + for(i=0; i<concurrency; i++) { + int s = con[i].fd; + if(FD_ISSET(s, &sel_except)) { + bad++; + err_except++; + start_connect(&con[i]); + continue; + } + if(FD_ISSET(s, &sel_read)) read_connection(&con[i]); + if(FD_ISSET(s, &sel_write)) write_request(&con[i]); + } + if(done>=requests) output_results(); + } + return 0; +} + +/* ------------------------------------------------------- */ + +/* display usage information */ + +void usage(char *progname) { + printf("\nZeusBench v1.0\n\n"); + printf("Usage: %s <machine> <file> [-k] [-n requests | -t timelimit (sec)]" + "\n\t\t[-c concurrency] [-p port] \n",progname); + printf("Filename should start with a '/' e.g. /index.html\n\n"); + exit(EINVAL); +} + +/* ------------------------------------------------------- */ + +/* sort out command-line args and call test */ + +int main(int argc, char **argv) { + int c; + if (argc < 3) usage(argv[0]); + + machine = argv[1]; + file = argv[2]; + optind = 3; + while ((c = getopt(argc,argv,"p:n:c:d:t:d:k"))>0) { + switch(c) { + case 'd': + break; + case 'n': + requests = atoi(optarg); + if(!requests) { + printf("Invalid number of requests\n"); + exit(1); + } + break; + case 'k': + keepalive=1; + break; + case 'c': + concurrency = atoi(optarg); + break; + case 'p': + port = atoi(optarg); + break; + case 't': + tlimit = atoi(optarg); + requests = MAX_REQUESTS; /* need to size data array on something */ + break; + default: + usage(argv[0]); + break; + } + } + test(); + return 0; +} + + + + + + |