size_t scan_ip6if(const char* src,char* ip,uint32* scope_id) {
size_t i=scan_ip6(src,ip);
*scope_id=0;
if (src[i]=='%') {
size_t j;
char* tmp;
for (j=i+1; isalnum(src[j]); ++j) ;
if (!src[j])
tmp=(char*)src+i+1;
else {
tmp=alloca(j-i);
byte_copy(tmp,j-(i+1),src+i+1);
tmp[j-(i+1)]=0;
}
if (*tmp) {
*scope_id=socket_getifidx(tmp);
return j;
}
}
return i;
}
int main(int argc,char* argv[]) {
char server[1024];
int* fds;
int* avail;
int* keepleft;
long long* expected;
unsigned long n=10000; /* requests */
unsigned long c=10; /* concurrency */
unsigned long t=0; /* time limit in seconds */
unsigned long k=0; /* keep-alive */
unsigned long K=1; /* keep-alive counter */
int report=0;
unsigned long long errors=0;
unsigned long long bytes=0;
int v=0;
unsigned long i,done;
uint16 port=80;
uint32 scope_id=0;
stralloc ips={0};
char* request,* krequest;
unsigned long rlen, krlen;
tai6464 first,now,next,last;
enum { SAME, REPLAY } mode;
char* hostname;
server[0]=0;
errmsg_iam("bench");
#ifndef __MINGW32__
signal(SIGPIPE,SIG_IGN);
#endif
for (;;) {
int i;
int ch=getopt(argc,argv,"n:c:t:kvK:C:r");
if (ch==-1) break;
switch (ch) {
case 'r':
report=1;
break;
case 'n':
i=scan_ulong(optarg,&n);
if (i==0) die(1,"could not parse -n argument \"",optarg,"\".\n");
break;
case 'c':
i=scan_ulong(optarg,&c);
if (i==0) die(1,"could not parse -c argument \"",optarg,"\".\n");
break;
case 't':
i=scan_ulong(optarg,&t);
if (i==0) die(1,"could not parse -t argument \"",optarg,"\".\n");
break;
case 'k':
k=1;
break;
case 'K':
i=scan_ulong(optarg,&K);
break;
case 'v':
v=1;
break;
case 'C':
cookiefile(optarg);
break;
case '?':
break;
default:
usage();
}
}
if (n<1 || c<1 || !argv[optind]) usage();
if (argv[optind][0]=='@') {
mode=REPLAY;
char* host;
n=(unsigned long)-1;
host=argv[optind]+1;
{
int tmp;
tmp=str_chr(host,'/');
if (host[tmp]) {
host[tmp]=0;
if (!scan_ushort(host+tmp+1,&port)) usage();
}
tmp=str_chr(host,'%');
if (host[tmp]) {
host[tmp]=0;
scope_id=socket_getifidx(host+tmp+1);
if (scope_id==0)
carp("warning: network interface \"",host+tmp+1,"\" not found.");
}
}
{
stralloc a={0};
stralloc_copys(&a,host);
if (dns_ip6(&ips,&a)==-1)
die(1,"could not find IP for \"",host,"\"!");
}
hostname=host;
request=krequest=0;
rlen=krlen=0;
} else {
char* host=argv[optind];
int colon;
int slash;
char* c;
mode=SAME;
if (byte_equal(host,7,"http://")) host+=7;
colon=str_chr(host,':');
slash=str_chr(host,'/');
if (host[0]=='[') { /* ipv6 IP notation */
int tmp;
++host;
--colon; --slash;
tmp=str_chr(host,']');
if (host[tmp]==']') host[tmp]=0;
if (host[tmp+1]==':') colon=tmp+1;
if (colon<tmp+1) colon=tmp+1+str_len(host+tmp+1);
}
if (colon<slash) {
host[colon]=0;
c=host+colon+1;
if (c[scan_ushort(c,&port)]!='/') usage();
*c=0;
}
host[colon]=0;
c=host+slash;
*c=0;
{
char* tmp=alloca(str_len(host)+1);
tmp[fmt_str(tmp,host)]=0;
host=tmp;
}
*c='/';
{
int tmp=str_chr(host,'%');
if (host[tmp]) {
host[tmp]=0;
scope_id=socket_getifidx(host+tmp+1);
if (scope_id==0)
carp("warning: network interface \"",host+tmp+1,"\" not found.");
}
}
{
stralloc a={0};
stralloc_copys(&a,host);
if (dns_ip6(&ips,&a)==-1)
die(1,"could not find IP for \"",host,"\"!");
}
request=alloca(1300+str_len(host)+3*str_len(c));
krequest=alloca(1300+str_len(host)+3*str_len(c));
{
int i,j;
i=fmt_str(request,"GET ");
i+=fmt_urlencoded(request+i,c,str_len(c));
i+=fmt_str(request+i," HTTP/1.0\r\nHost: ");
i+=fmt_str(request+i,host);
i+=fmt_str(request+i,":");
i+=fmt_ulong(request+i,port);
i+=fmt_str(request+i,"\r\nUser-Agent: bench/1.0\r\nConnection: ");
j=i;
i+=fmt_str(request+i,"close\r\n\r\n");
rlen=i; request[rlen]=0;
byte_copy(krequest,rlen,request);
i=j+fmt_str(krequest+j,"keep-alive\r\n\r\n");
krlen=i; krequest[krlen]=0;
}
hostname=host;
}
fds=alloca(c*sizeof(*fds));
avail=alloca(c*sizeof(*avail));
expected=alloca(c*sizeof(*expected));
keepleft=alloca(c*sizeof(*keepleft));
last.sec.x=23;
if (!k) K=1;
for (i=0; i<c; ++i) { fds[i]=-1; avail[i]=1; keepleft[i]=K; }
taia_now(&first);
for (done=0; done<n; ) {
if (t) {
/* calculate timeout */
taia_now(&now);
if (now.sec.x != last.sec.x) {
byte_copy(&last,sizeof(now),&now);
byte_copy(&next,sizeof(now),&now);
next.sec.x += t;
while ((i=io_timeouted())!=-1) {
unsigned long j;
char numbuf[FMT_ULONG];
numbuf[fmt_ulong(numbuf,i)]=0;
carp("timeout on fd ",numbuf,"!");
j=(unsigned long)io_getcookie(i);
io_close(i);
avail[j]=1;
fds[j]=-1;
}
}
}
/* first, fill available connections */
for (i=0; i<c; ++i)
if (avail[i]==1 && fds[i]==-1) {
fds[i]=make_connection(ips.s,port,scope_id,-1);
if (fds[i]==-1) diesys(1,"socket/connect");
avail[i]=2;
if (io_fd(fds[i])==0) diesys(1,"io_fd");
io_setcookie(fds[i],(void*)i);
// io_wantread(fds[i]);
io_wantwrite(fds[i]);
}
if (t)
io_waituntil(next);
else
io_wait();
/* second, see if we can write on a connection */
while ((i=io_canwrite())!=-1) {
int j;
j=(unsigned long)io_getcookie(i);
if (avail[j]==2) {
if (make_connection(ips.s,port,scope_id,i)==-1) {
++errors;
if (v) write(1,"!",1);
io_close(i);
avail[j]=1;
fds[j]=-1;
continue;
}
}
{
char* towrite;
int writelen;
if (mode==REPLAY) {
static long lines;
char line[1024];
char req[2048];
int len;
int i;
char* c;
char* host;
int hlen;
if ((len=buffer_getline(buffer_0,line,sizeof(line)))) {
++lines;
if (line[len]!='\n')
die(0,"line too long: ",line);
line[len]=0;
c=line;
if (str_start(line,"http://")) c+=7;
if (c[0]=='/') {
host=hostname;
hlen=strlen(hostname);
} else {
host=c;
c+=(hlen=str_chr(c,'/'));
}
if (!*c)
c="/";
i=fmt_str(req,"GET ");
i+=fmt_urlencoded(req+i,c,str_len(c));
i+=fmt_str(req+i," HTTP/1.0\r\nHost: ");
byte_copy(req+i,hlen,host); i+=hlen;
i+=fmt_str(req+i,":");
i+=fmt_ulong(req+i,port);
if (cookies) {
int j;
i+=fmt_str(req+i,"\r\n");
j=nextcookie(req+i,sizeof(req)-i-100);
if (j!=-1) i+=j; else i-=2;
}
i+=fmt_str(req+i,"\r\nUser-Agent: bench/1.0\r\nConnection: ");
i+=fmt_str(req+i,keepleft[j]>1?"keep-alive\r\n\r\n":"close\r\n\r\n");
req[i]=0;
towrite=req;
writelen=i;
} else {
n=done;
break;
}
} else {
if (keepleft[j]>1) {
towrite=krequest;
writelen=krlen;
} else {
towrite=request;
writelen=rlen;
}
if (cookies) {
int i=writelen-2;
int j=nextcookie(towrite+i,900);
if (j!=-1) i+=j;
i+=fmt_str(towrite+i,"\r\n\r\n");
writelen=i;
}
}
if (io_trywrite(i,towrite,writelen)!=writelen) {
++errors;
if (v) write(1,"-",1);
io_close(i);
avail[j]=1;
fds[j]=-1;
continue;
}
}
io_dontwantwrite(i);
io_wantread(i);
expected[j]=-1;
if (v) write(1,"+",1);
}
/* third, see if we got served */
while ((i=io_canread())!=-1) {
char buf[8193];
int l,j;
buf[8192]=0;
j=(unsigned long)io_getcookie(i);
if ((l=io_tryread(i,buf,sizeof(buf)-1))<=0) {
if (l==0) { /* EOF. Mhh. */
if (expected[j]>0) {
++errors;
if (v) write(1,"-",1); /* so whine a little */
}
if (expected[j]==-2)
++done;
io_close(i);
avail[j]=1;
fds[j]=-1;
} else if (l==-3) {
++errors;
if (v) write(1,"!",1);
// carpsys("read");
}
} else {
bytes+=l;
if (v) write(1,".",1);
/* read something */
if (expected[j]==-1) { /* expecting header */
int k;
/* OK, so this is a very simplistic header parser. No
* buffering. At all. We expect the Content-Length header to
* come in one piece. */
if (l>10 && !memcmp(buf,"HTTP/1.",7)) {
if (buf[9]>='0' && buf[9]<='9')
r[buf[9]-'0']++;
else {
write(1,buf,15); write(1,"\n",1);
}
}
expected[j]=-2;
if (!done) {
for (k=0; k<l; ++k)
if (str_start(buf+k,"\nServer: ")) {
char* tmp=buf+(k+=9);
for (; k<l; ++k)
if (buf[k]=='\r') break;
k=buf+k-tmp;
if (k>sizeof(server)-1) k=sizeof(server)-1;
byte_copy(server,k,tmp);
server[k]=0;
break;
}
}
for (k=0; k<l; ++k) {
if (str_start(buf+k,"\nContent-Length: ")) {
k+=17;
if (buf[k+scan_ulonglong(buf+k,(unsigned long long*)expected+j)] != '\r')
die(1,"parse error in HTTP header!");
} else if (str_start(buf+k,"\r\n\r\n"))
break;
}
if (expected[j]>0) {
if (l-(k+4)>expected[j])
expected[j]=0;
else
expected[j]-=l-(k+4);
}
} else if (expected[j]==-2) {
/* no content-length header, eat everything until EOF */
} else {
if (l>expected[j]) {
carp("got more than expected!");
expected[j]=0;
} else
expected[j]-=l;
}
if (expected[j]==0) {
++done; /* one down! */
avail[j]=1;
// printf("fd %d: keepleft[%d]=%d\n",i,j,keepleft[j]);
if (keepleft[j]>1) {
--keepleft[j];
io_dontwantread(i);
io_wantwrite(i);
expected[j]=0;
} else {
keepleft[j]=K;
io_close(i);
fds[j]=-1;
}
}
}
}
}
taia_now(&now);
taia_sub(&now,&now,&first);
{
char a[FMT_ULONG];
char b[FMT_ULONG];
char C[FMT_ULONG];
char d[FMT_ULONG];
char e[FMT_ULONG];
char f[FMT_ULONG];
char g[FMT_ULONG];
char h[FMT_ULONG];
char i[FMT_ULONG];
char j[FMT_ULONG];
unsigned long long l;
a[fmt_ulong(a,now.sec.x)]=0;
b[fmt_ulong0(b,(now.nano%1000000000)/100000,4)]=0;
C[fmt_ulong(C,done)]=0;
d[fmt_ulonglong(d,errors)]=0;
e[fmt_ulonglong(e,bytes)]=0;
/* let's say bytes = 10 MB, time = 1.2 sec.
* then we want 10*1024*1024/1.2 == 8 MB/sec */
l = (now.sec.x * 1024) + now.nano/976562;
if (l) {
int i;
l=bytes/l;
if (report)
i=fmt_ulong(f,l);
else {
i=fmt_humank(f,l*1024);
i+=fmt_str(f+i,"iB/sec");
}
f[i]=0;
} else
strcpy(f,"n/a");
l = (now.sec.x * 1000) + now.nano/1000000;
l = l ? (done*10000) / l : 0;
g[fmt_ulong(g,l/10)]=0;
h[fmt_ulong(h,c)]=0;
i[fmt_ulong(i,K)]=0;
j[fmt_ulong(j,kaputt)]=0;
if (server[0]) msg("Server: ",server);
if (report) {
errmsg_iam(0);
msg("req\terr\tconcur\tkeep\tkbytes\tsec\ttput\tr/s\treset");
msg(C,"\t",d,"\t",h,"\t",i,"\t",e,"\t",a,".",b,"\t",f,"\t",g,"\t",j);
} else {
msg(C," requests, ",d," errors.");
msg(e," bytes in ",a,".",b," seconds.");
msg("Throughput: ",f);
msg("Requests per second: ",g);
msg("Connection refused/reset by peer: ",j);
}
{
int i;
for (i=0; i<9; ++i) {
a[fmt_ulong(a,r[i])]=0;
b[0]=i+'0'; b[1]=0;
msg(b,"xx: ",a);
}
}
}
return 0;
}
int main(int argc,char * const *argv) {
const char *hostname;
int opt;
struct servent *se;
char *x;
unsigned long u;
int s;
int t;
io_opt = ssl_io_opt_default;
io_opt.timeout = 3600;
while ((opt = getopt(argc,argv,"46dDvqQhHrR1UXx:t:T:u:g:l:b:B:c:Z:pPoO3IiEeSsaAw:nNyYuUjJ")) != opteof)
switch(opt) {
case 'b': scan_ulong(optarg,&backlog); break;
case 'c': scan_ulong(optarg,&limit); break;
case 'X': flagallownorules = 1; break;
case 'x': fnrules = optarg; break;
case 'B': banner = optarg; break;
case 'd': flagdelay = 1; break;
case 'D': flagdelay = 0; break;
case 'v': verbosity = 2; break;
case 'q': verbosity = 0; break;
case 'Q': verbosity = 1; break;
case 'P': flagparanoid = 0; break;
case 'p': flagparanoid = 1; break;
case 'O': flagkillopts = 1; break;
case 'o': flagkillopts = 0; break;
case 'H': flagremotehost = 0; break;
case 'h': flagremotehost = 1; break;
case 'R': flagremoteinfo = 0; break;
case 'r': flagremoteinfo = 1; break;
case 't': scan_ulong(optarg,&timeout); break;
case 'T': scan_ulong(optarg,&ssltimeout); break;
case 'w': scan_uint(optarg,&io_opt.timeout); break;
case 'U': x = env_get("UID"); if (x) scan_ulong(x,&uid);
x = env_get("GID"); if (x) scan_ulong(x,&gid); break;
case 'u': scan_ulong(optarg,&uid); break;
case 'g': scan_ulong(optarg,&gid); break;
case 'Z': netif=socket_getifidx(optarg); break;
case '1': flag1 = 1; break;
case '4': noipv6 = 1; break;
case '6': forcev6 = 1; break;
case 'l': localhost = optarg; break;
case '3': flag3 = 1; break;
case 'I': flagclientcert = 0; break;
case 'i': flagclientcert = 1; break;
case 'S': flagsslenv = 0; break;
case 's': flagsslenv = 1; break;
case 'E': flagtcpenv = 0; break;
case 'e': flagtcpenv = 1; break;
case 'n': case 'y': flagsslwait = 1; break;
case 'N': case 'Y': flagsslwait = 0; break;
case 'j': io_opt.just_shutdown = 1; break;
case 'J': io_opt.just_shutdown = 0; break;
default: usage();
}
argc -= optind;
argv += optind;
if (!verbosity)
buffer_2->fd = -1;
hostname = *argv++;
if (!hostname) usage();
if (str_equal(hostname,"")) hostname = "0";
x = *argv++;
if (!x) usage();
prog = argv;
if (!*argv) usage();
if (!x[scan_ulong(x,&u)])
localport = u;
else {
se = getservbyname(x,"tcp");
if (!se)
strerr_die3x(111,FATAL,"unable to figure out port number for ",x);
uint16_unpack_big((char*)&se->s_port,&localport);
}
if (x = env_get("VERIFYDEPTH")) {
scan_ulong(x,&u);
verifydepth = u;
}
if (x = env_get("CAFILE")) cafile = x;
if (cafile && str_equal(cafile,"")) cafile = 0;
if (x = env_get("CCAFILE")) ccafile = x;
if (ccafile && str_equal(ccafile,"")) ccafile = 0;
if (!flagclientcert) ccafile = 0;
if (x = env_get("CADIR")) cadir = x;
if (cadir && str_equal(cadir,"")) cadir= 0;
if (x = env_get("CERTFILE")) certfile = x;
if (certfile && str_equal(certfile,"")) certfile = 0;
if (x = env_get("KEYFILE")) keyfile = x;
if (keyfile && str_equal(keyfile,"")) keyfile = 0;
if (x = env_get("DHFILE")) dhfile = x;
if (dhfile && str_equal(dhfile,"")) dhfile = 0;
if (x = env_get("CIPHERS")) ciphers = x;
if (ciphers && str_equal(ciphers,"")) ciphers = 0;
sig_block(sig_child);
sig_catch(sig_child,sigchld);
sig_catch(sig_term,sigterm);
sig_ignore(sig_pipe);
if (str_equal(hostname,"0")) {
byte_zero(localip,sizeof localip);
} else {
if (!stralloc_copys(&tmp,hostname))
strerr_die2x(111,FATAL,"out of memory");
if (dns_ip6_qualify(&addresses,&fqdn,&tmp) == -1)
strerr_die4sys(111,FATAL,"temporarily unable to figure out IP address for ",hostname,": ");
if (addresses.len < 16)
strerr_die3x(111,FATAL,"no IP address for ",hostname);
byte_copy(localip,16,addresses.s);
if (ip6_isv4mapped(localip))
noipv6=1;
}
s = socket_tcp6();
if (s == -1)
strerr_die2sys(111,FATAL,"unable to create socket: ");
if (socket_bind6_reuse(s,localip,localport,netif) == -1)
strerr_die2sys(111,FATAL,"unable to bind: ");
if (socket_local6(s,localip,&localport,&netif) == -1)
strerr_die2sys(111,FATAL,"unable to get local address: ");
if (socket_listen(s,backlog) == -1)
strerr_die2sys(111,FATAL,"unable to listen: ");
ndelay_off(s);
localportstr[fmt_ulong(localportstr,localport)] = 0;
if (flag1) {
buffer_init(&b,buffer_unixwrite,1,bspace,sizeof bspace);
buffer_puts(&b,localportstr);
buffer_puts(&b,"\n");
buffer_flush(&b);
}
if (flag3) read_passwd();
ctx = ssl_server();
ssl_errstr();
if (!ctx) strerr_die2x(111,FATAL,"unable to create SSL context");
switch (ssl_certkey(ctx,certfile,keyfile,passwd_cb)) {
case -1: strerr_die2x(111,FATAL,"unable to load certificate");
case -2: strerr_die2x(111,FATAL,"unable to load key");
case -3: strerr_die2x(111,FATAL,"key does not match certificate");
default: break;
}
if (!ssl_ca(ctx,cafile,cadir,verifydepth))
strerr_die2x(111,FATAL,"unable to load CA list");
if (!ssl_cca(ctx,ccafile))
strerr_die2x(111,FATAL,"unable to load client CA list");
if (!ssl_params(ctx,dhfile,rsalen))
strerr_die2x(111,FATAL,"unable to set cipher parameters");
if (!ssl_ciphers(ctx,ciphers))
strerr_die2x(111,FATAL,"unable to set cipher list");
if (verbosity >= 2) {
strnum[fmt_ulong(strnum,getpid())] = 0;
strnum2[fmt_ulong(strnum2,rsalen)] = 0;
strerr_warn4("sslserver: cafile ",strnum," ",cafile,0);
strerr_warn4("sslserver: ccafile ",strnum," ",ccafile,0);
strerr_warn4("sslserver: cadir ",strnum," ",cadir,0);
strerr_warn4("sslserver: cert ",strnum," ",certfile,0);
strerr_warn4("sslserver: key ",strnum," ",keyfile,0);
strerr_warn6("sslserver: param ",strnum," ",dhfile," ",strnum2,0);
}
close(0); open_read("/dev/null");
close(1); open_append("/dev/null");
printstatus();
for (;;) {
while (numchildren >= limit) sig_pause();
sig_unblock(sig_child);
t = socket_accept6(s,remoteip,&remoteport,&netif);
sig_block(sig_child);
if (t == -1) continue;
++numchildren; printstatus();
switch(fork()) {
case 0:
close(s);
doit(t);
strerr_die4sys(111,DROP,"unable to run ",*argv,": ");
case -1:
strerr_warn2(DROP,"unable to fork: ",&strerr_sys);
--numchildren; printstatus();
}
close(t);
}
}
main(int argc,char **argv)
{
int fakev4=0;
unsigned long u;
int opt;
char *x;
int j;
int s;
int cloop;
dns_random_init(seed);
close(6);
close(7);
sig_ignore(sig_pipe);
while ((opt = getopt(argc,argv,"46dDvqQhHrRi:p:t:T:l:I:")) != opteof)
switch(opt) {
case '4': noipv6 = 1; break;
case '6': forcev6 = 1; break;
case 'd': flagdelay = 1; break;
case 'D': flagdelay = 0; break;
case 'v': verbosity = 2; break;
case 'q': verbosity = 0; break;
case 'Q': verbosity = 1; break;
case 'l': forcelocal = optarg; break;
case 'H': flagremotehost = 0; break;
case 'h': flagremotehost = 1; break;
case 'R': flagremoteinfo = 0; break;
case 'r': flagremoteinfo = 1; break;
case 't': scan_ulong(optarg,&itimeout); break;
case 'T': j = scan_ulong(optarg,&ctimeout[0]);
if (optarg[j] == '+') ++j;
scan_ulong(optarg + j,&ctimeout[1]);
break;
case 'i': if (!scan_ip6(optarg,iplocal)) usage(); break;
case 'I': netif=socket_getifidx(optarg); break;
case 'p': scan_ulong(optarg,&u); portlocal = u; break;
default: usage();
}
argv += optind;
if (!verbosity)
buffer_2->fd = -1;
hostname = *argv;
if (!hostname) usage();
if (!hostname[0] || str_equal(hostname,"0"))
hostname = (noipv6?"127.0.0.1":"::1");
x = *++argv;
if (!x) usage();
if (!x[scan_ulong(x,&u)])
portremote = u;
else {
struct servent *se;
se = getservbyname(x,"tcp");
if (!se)
strerr_die3x(111,FATAL,"unable to figure out port number for ",x);
portremote = ntohs(se->s_port);
/* i continue to be amazed at the stupidity of the s_port interface */
}
if (!*++argv) usage();
if (!stralloc_copys(&tmp,hostname)) nomem();
if (dns_ip6_qualify(&addresses,&fqdn,&tmp) == -1)
strerr_die4sys(111,FATAL,"temporarily unable to figure out IP address for ",hostname,": ");
if (addresses.len < 16)
strerr_die3x(111,FATAL,"no IP address for ",hostname);
if (addresses.len == 16) {
ctimeout[0] += ctimeout[1];
ctimeout[1] = 0;
}
for (cloop = 0;cloop < 2;++cloop) {
if (!stralloc_copys(&moreaddresses,"")) nomem();
for (j = 0;j + 16 <= addresses.len;j += 4) {
s = socket_tcp6();
if (s == -1)
strerr_die2sys(111,FATAL,"unable to create socket: ");
if (socket_bind6(s,iplocal,portlocal,netif) == -1)
strerr_die2sys(111,FATAL,"unable to bind socket: ");
if (timeoutconn6(s,addresses.s + j,portremote,ctimeout[cloop],netif) == 0)
goto CONNECTED;
close(s);
if (!cloop && ctimeout[1] && (errno == error_timeout)) {
if (!stralloc_catb(&moreaddresses,addresses.s + j,16)) nomem();
}
else {
strnum[fmt_ulong(strnum,portremote)] = 0;
if (ip6_isv4mapped(addresses.s+j))
ipstr[ip4_fmt(ipstr,addresses.s + j + 12)] = 0;
else
ipstr[ip6_fmt(ipstr,addresses.s + j)] = 0;
strerr_warn5(CONNECT,ipstr," port ",strnum,": ",&strerr_sys);
}
}
if (!stralloc_copy(&addresses,&moreaddresses)) nomem();
}
_exit(111);
CONNECTED:
if (!flagdelay)
socket_tcpnodelay(s); /* if it fails, bummer */
if (socket_local6(s,iplocal,&portlocal,&netif) == -1)
strerr_die2sys(111,FATAL,"unable to get local address: ");
if (!forcev6 && (ip6_isv4mapped(iplocal) || byte_equal(iplocal,16,V6any)))
fakev4=1;
if (!pathexec_env("PROTO",fakev4?"TCP":"TCP6")) nomem();
strnum[fmt_ulong(strnum,portlocal)] = 0;
if (!pathexec_env("TCPLOCALPORT",strnum)) nomem();
if (fakev4)
ipstr[ip4_fmt(ipstr,iplocal+12)] = 0;
else
ipstr[ip6_fmt(ipstr,iplocal)] = 0;
if (!pathexec_env("TCPLOCALIP",ipstr)) nomem();
x = forcelocal;
if (!x)
if (dns_name6(&tmp,iplocal) == 0) {
if (!stralloc_0(&tmp)) nomem();
x = tmp.s;
}
if (!pathexec_env("TCPLOCALHOST",x)) nomem();
if (socket_remote6(s,ipremote,&portremote,&netif) == -1)
strerr_die2sys(111,FATAL,"unable to get remote address: ");
strnum[fmt_ulong(strnum,portremote)] = 0;
if (!pathexec_env("TCPREMOTEPORT",strnum)) nomem();
if (fakev4)
ipstr[ip4_fmt(ipstr,ipremote+12)] = 0;
else
ipstr[ip6_fmt(ipstr,ipremote)] = 0;
if (!pathexec_env("TCPREMOTEIP",ipstr)) nomem();
if (verbosity >= 2)
strerr_warn4("tcpclient: connected to ",ipstr," port ",strnum,0);
x = 0;
if (flagremotehost)
if (dns_name6(&tmp,ipremote) == 0) {
if (!stralloc_0(&tmp)) nomem();
x = tmp.s;
}
if (!pathexec_env("TCPREMOTEHOST",x)) nomem();
x = 0;
if (flagremoteinfo)
if (remoteinfo6(&tmp,ipremote,portremote,iplocal,portlocal,itimeout,netif) == 0) {
if (!stralloc_0(&tmp)) nomem();
x = tmp.s;
}
if (!pathexec_env("TCPREMOTEINFO",x)) nomem();
if (fd_move(6,s) == -1)
strerr_die2sys(111,FATAL,"unable to set up descriptor 6: ");
if (fd_copy(7,6) == -1)
strerr_die2sys(111,FATAL,"unable to set up descriptor 7: ");
sig_uncatch(sig_pipe);
pathexec(argv);
strerr_die4sys(111,FATAL,"unable to run ",*argv,": ");
}
int main(int argc,char* argv[]) {
unsigned long count=1000;
unsigned long interval=10;
unsigned long sample=5;
int keepalive=0;
char ip[16];
uint16 port=80;
uint32 scope_id=0;
stralloc ips={0};
int s;
char* request;
int rlen;
signal(SIGPIPE,SIG_IGN);
if (!geteuid()) {
struct rlimit rl;
long l;
#ifdef RLIMIT_NPROC
rl.rlim_cur=RLIM_INFINITY; rl.rlim_max=RLIM_INFINITY;
setrlimit(RLIMIT_NPROC,&rl);
#endif
for (l=0; l<20000; l+=500) {
rl.rlim_cur=l; rl.rlim_max=l;
if (setrlimit(RLIMIT_NOFILE,&rl)==-1) break;
}
}
for (;;) {
int i;
int c=getopt(argc,argv,"c:i:s:kb");
if (c==-1) break;
switch (c) {
case 'k':
keepalive=1;
break;
case 'i':
i=scan_ulong(optarg,&interval);
if (i==0 || optarg[i]) {
buffer_puts(buffer_2,"httpbench: warning: could not parse interval: ");
buffer_puts(buffer_2,optarg+i+1);
buffer_putsflush(buffer_2,"\n");
}
break;
case 'c':
i=scan_ulong(optarg,&count);
if (i==0 || optarg[i]) {
buffer_puts(buffer_2,"httpbench: warning: could not parse count: ");
buffer_puts(buffer_2,optarg+i+1);
buffer_putsflush(buffer_2,"\n");
}
break;
case 's':
i=scan_ulong(optarg,&sample);
if (i==0 || optarg[i]) {
buffer_puts(buffer_2,"httpbench: warning: could not parse sample size: ");
buffer_puts(buffer_2,optarg+i+1);
buffer_putsflush(buffer_2,"\n");
}
break;
case 'b':
bindport=10000;
break;
case '?':
usage:
buffer_putsflush(buffer_2,
"usage: httpbench [-hb] [-c count] [-i interval] [-s sample] url\n"
"\n"
"\t-h\tprint this help\n"
"\t-c n\topen n connections total (default: 1000)\n"
"\t-i n\tevery n connections, measure the latency (default: 10)\n"
"\t-s n\tlatency == average of time to fetch an URL n times (default: 5)\n"
"\t-k\tenable HTTP keep-alive\n"
"\t-b\tbind the sockets ourselves, so the OS doesn't choose the ports\n"
"Setting the number of connections to 1 measures the throughput\n"
"instead of the latency (give URL to a large file).\n");
return 0;
}
}
if (!argv[optind]) goto usage;
if (byte_diff(argv[optind],7,"http://")) goto usage;
{
char* host=argv[optind]+7;
int colon=str_chr(host,':');
int slash=str_chr(host,'/');
char* c;
if (host[0]=='[') { /* ipv6 IP notation */
int tmp;
++host;
--colon; --slash;
tmp=str_chr(host,']');
if (host[tmp]==']') host[tmp]=0;
if (host[tmp+1]==':') colon=tmp+1;
if (colon<tmp+1) colon=tmp+1+str_len(host+tmp+1);
}
if (colon<slash) {
host[colon]=0;
c=host+colon+1;
if (c[scan_ushort(c,&port)]!='/') goto usage;
*c=0;
}
host[colon]=0;
c=host+slash;
*c=0;
{
char* tmp=alloca(str_len(host)+1);
tmp[fmt_str(tmp,host)]=0;
host=tmp;
}
*c='/';
{
int tmp=str_chr(host,'%');
if (host[tmp]) {
host[tmp]=0;
scope_id=socket_getifidx(host+tmp+1);
if (scope_id==0) {
buffer_puts(buffer_2,"httpbench: warning: network interface ");
buffer_puts(buffer_2,host+tmp+1);
buffer_putsflush(buffer_2," not found.\n");
}
}
}
{
stralloc a={0};
stralloc_copys(&a,host);
if (dns_ip6(&ips,&a)==-1) {
buffer_puts(buffer_2,"httpbench: could not resolve IP: ");
buffer_puts(buffer_2,host);
buffer_putnlflush(buffer_2);
return 1;
}
}
request=malloc(300+str_len(host)+str_len(c)*3);
if (!request) panic("malloc");
{
int i;
i=fmt_str(request,"GET ");
i+=fmt_urlencoded(request+i,c,str_len(c));
i+=fmt_str(request+i," HTTP/1.0\r\nHost: ");
i+=fmt_str(request+i,host);
i+=fmt_str(request+i,":");
i+=fmt_ulong(request+i,port);
i+=fmt_str(request+i,"\r\nUser-Agent: httpbench/1.0\r\nConnection: ");
i+=fmt_str(request+i,keepalive?"keep-alive":"close");
i+=fmt_str(request+i,"\r\n\r\n");
rlen=i; request[rlen]=0;
}
}
{
int i;
s=-1;
for (i=0; i+16<=ips.len; i+=16) {
char buf[IP6_FMT];
int v6=byte_diff(ips.s+i,12,V4mappedprefix);
buffer_puts(buffer_1,"connecting to ");
buffer_put(buffer_1,buf,
v6?
fmt_ip6(buf,ips.s+i):
fmt_ip4(buf,ips.s+i+12));
buffer_puts(buffer_1," port ");
buffer_putulong(buffer_1,port);
buffer_putnlflush(buffer_1);
s=make_connection(ips.s+i,port,scope_id);
if (s!=-1) {
byte_copy(ip,16,ips.s+i);
break;
}
}
if (s==-1)
return 1;
}
if (write(s,request,rlen)!=rlen) panic("write");
if (readanswer(s,count==1)==-1) exit(1);
close(s);
if (count==1)
return 0;
{
long i;
long j;
long err=0;
int *socks;
socks=malloc(sizeof(int)*count);
if (!socks) panic("malloc");
for (i=j=0; i<count; ++i) {
struct timeval a,b;
long d;
if (j==0) {
int k,s=0;
long x=0,y=0;
for (k=0; k<sample; ++k) {
if (!keepalive || !k) {
gettimeofday(&a,0);
s=make_connection(ip,port,scope_id);
if (s==-1)
panic("make_connection");
gettimeofday(&b,0);
d=(b.tv_sec-a.tv_sec)*1000000;
d=d+b.tv_usec-a.tv_usec;
x+=d;
}
gettimeofday(&a,0);
write(s,request,rlen);
if (readanswer(s,0)==-1) {
++err;
keepalive=0;
}
gettimeofday(&b,0);
d=(b.tv_sec-a.tv_sec)*1000000;
d=d+b.tv_usec-a.tv_usec;
y+=d;
if (!keepalive) close(s);
}
if (keepalive) close(s);
buffer_puts(buffer_1,"sample ");
buffer_putulong(buffer_1,x);
buffer_puts(buffer_1," ");
buffer_putulong(buffer_1,y/sample);
buffer_putnlflush(buffer_1);
}
++j; if (j==interval) j=0;
gettimeofday(&a,0);
socks[i]=make_connection(ip,port,scope_id);
if (socks[i]==-1)
panic("make_connection");
gettimeofday(&b,0);
d=(b.tv_sec-a.tv_sec)*1000000;
d=d+b.tv_usec-a.tv_usec;
buffer_puts(buffer_1,"clat ");
buffer_putulong(buffer_1,d);
buffer_putnlflush(buffer_1);
}
}
buffer_flush(buffer_1);
return 0;
}
int main(int argc,char **argv)
{
char *hostname;
// char *portname;
int opt;
struct servent *se;
char *x;
unsigned long u;
int s;
int t;
while ((opt = getopt(argc,argv,"4dDvqQhHrR1UXx:t:u:g:l:b:B:c:I:pPoO")) != opteof)
switch(opt) {
case 'b': scan_ulong(optarg,&backlog); break;
case 'c': scan_ulong(optarg,&limit); break;
case 'X': flagallownorules = 1; break;
case 'x': fnrules = optarg; break;
case 'B': banner = optarg; break;
case 'd': flagdelay = 1; break;
case 'D': flagdelay = 0; break;
case 'v': verbosity = 2; break;
case 'q': verbosity = 0; break;
case 'Q': verbosity = 1; break;
case 'P': flagparanoid = 0; break;
case 'p': flagparanoid = 1; break;
case 'O': flagkillopts = 1; break;
case 'o': flagkillopts = 0; break;
case 'H': flagremotehost = 0; break;
case 'h': flagremotehost = 1; break;
// case 'R': flagremoteinfo = 0; break;
case 'r': flagremoteinfo = 1; break;
case 't': scan_ulong(optarg,&timeout); break;
case 'U': x = env_get("UID"); if (x) scan_ulong(x,&uid);
x = env_get("GID"); if (x) scan_ulong(x,&gid); break;
case 'u': scan_ulong(optarg,&uid); break;
case 'g': scan_ulong(optarg,&gid); break;
case 'I': netif=socket_getifidx(optarg); break;
case '1': flag1 = 1; break;
// case '4': noipv6 = 1; break;
case '4': ipv4socket = 1; break;
// case '6': forcev6 = 1; break;
case 'l': localhost = optarg; break;
default: usage();
}
argc -= optind;
argv += optind;
if (!verbosity)
buffer_2->fd = -1;
hostname = *argv++;
if (!hostname) usage();
if (str_equal(hostname,"")) hostname = "0";
x = *argv++;
if (!x) usage();
if (!x[scan_ulong(x,&u)])
localport = u;
else {
se = getservbyname(x,"tcp");
if (!se)
errint(EHARD,B("unable to figure out port number for ",x));
uint16_unpack_big((char*)&se->s_port,&localport);
}
if (!*argv) usage();
sig_block(sig_child);
sig_catch(sig_child,sigchld);
sig_catch(sig_term,sigterm);
sig_ignore(sig_pipe);
if (str_equal(hostname,"0")) {
byte_zero(localip,sizeof localip);
} else {
if (!stralloc_copys(&tmp,hostname)) errmem;
if (dns_ip6_qualify(&addresses,&fqdn,&tmp) == -1)
errint(EHARD,B("temporarily unable to figure out IP address for ",hostname,": "));
if (addresses.len < 16)
errint(EHARD,B("no IP address for ",hostname));
byte_copy(localip,16,addresses.s);
if (ip6_isv4mapped(localip))
ipv4socket = 1;
}
s = socket_tcp();
if (s == -1)
errint(EHARD,"unable to create socket: ");
if (socket_bind_reuse(s,localip,localport,netif) == -1)
errint(EHARD,"unable to bind: ");
if (!ipv4socket) ipv4socket = ip6_isv4mapped(localip);
if (socket_local(s,localip,&localport,&netif) == -1)
errint(EHARD,"unable to get local address: ");
if (socket_listen(s,backlog) == -1)
errint(EHARD,"unable to listen: ");
ndelay_off(s);
if (gid) if (prot_gid(gid) == -1)
errint(EHARD,"unable to set gid: ");
if (uid) if (prot_uid(uid) == -1)
errint(EHARD,"unable to set uid: ");
localportstr[fmt_ulong(localportstr,localport)] = 0;
if (flag1) {
buffer_init(&b,write,1,bspace,sizeof bspace);
buffer_puts(&b,localportstr);
buffer_puts(&b,"\n");
buffer_flush(&b);
}
close(0);
close(1);
printstatus();
for (;;) {
while (numchildren >= limit) sig_pause();
sig_unblock(sig_child);
t = socket_accept(s,remoteip,&remoteport,&netif);
sig_block(sig_child);
if (t == -1) continue;
++numchildren; printstatus();
switch(fork()) {
case 0:
close(s);
doit(t);
if ((fd_move(0,t) == -1) || (fd_copy(1,0) == -1))
errint(EHARD,"unable to set up descriptors: ");
sig_uncatch(sig_child);
sig_unblock(sig_child);
sig_uncatch(sig_term);
sig_uncatch(sig_pipe);
pathexec(argv);
errint(EHARD,B("unable to run ",*argv,": "));
case -1:
errlog(ESOFT,NOTICE,"unable to fork: ");
--numchildren; printstatus();
}
close(t);
}
}
