ossp-pkg/adns/adns_test.c
1.6
/*
* adnstest.c
* - simple test program, not part of the library
*/
/*
* This file is
* Copyright (C) 1997-2000 Ian Jackson <ian@davenant.greenend.org.uk>
*
* It is part of adns, which is
* Copyright (C) 1997-2000 Ian Jackson <ian@davenant.greenend.org.uk>
* Copyright (C) 1999-2000 Tony Finch <dot@dotat.at>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <stdio.h>
#include <sys/time.h>
#include <unistd.h>
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "adns.h"
#include "adns_config.h"
struct myctx {
adns_query qu;
int doneyet, found;
const char *fdom;
};
static struct myctx *mcs;
static adns_state ads;
static adns_rrtype *types_a;
static void quitnow(int rc) NONRETURNING;
static void quitnow(int rc) {
free(mcs);
free(types_a);
if (ads) adns_finish(ads);
exit(rc);
}
#ifndef HAVE_POLL
#undef poll
int poll(struct pollfd *ufds, int nfds, int timeout) {
fputs("poll(2) not supported on this system\n",stderr);
quitnow(5);
}
#define adns_beforepoll(a,b,c,d,e) 0
#define adns_afterpoll(a,b,c,d) 0
#endif
static void failure_status(const char *what, adns_status st) NONRETURNING;
static void failure_status(const char *what, adns_status st) {
fprintf(stderr,"adns failure: %s: %s\n",what,adns_strerror(st));
quitnow(2);
}
static void failure_errno(const char *what, int errnoval) NONRETURNING;
static void failure_errno(const char *what, int errnoval) {
fprintf(stderr,"adns failure: %s: errno=%d\n",what,errnoval);
quitnow(2);
}
static void usageerr(const char *why) NONRETURNING;
static void usageerr(const char *why) {
fprintf(stderr,
"bad usage: %s\n"
"usage: adnstest [-<initflagsnum>[,<owninitflags>]] [/<initstring>]\n"
" [ :<typenum>,... ]\n"
" [ [<queryflagsnum>[,<ownqueryflags>]/]<domain> ... ]\n"
"initflags: p use poll(2) instead of select(2)\n"
" s use adns_wait with specified query, instead of 0\n"
"queryflags: a print status abbrevs instead of strings\n"
"exit status: 0 ok (though some queries may have failed)\n"
" 1 used by test harness to indicate test failed\n"
" 2 unable to submit or init or some such\n"
" 3 unexpected failure\n"
" 4 usage error\n"
" 5 operation not supported on this system\n",
why);
quitnow(4);
}
static const adns_rrtype defaulttypes[]= {
adns_r_a,
adns_r_ns_raw,
adns_r_cname,
adns_r_soa_raw,
adns_r_ptr_raw,
adns_r_hinfo,
adns_r_mx_raw,
adns_r_txt,
adns_r_rp_raw,
adns_r_addr,
adns_r_ns,
adns_r_ptr,
adns_r_mx,
adns_r_soa,
adns_r_rp,
adns_r_none
};
static void dumptype(adns_status ri, const char *rrtn, const char *fmtn) {
fprintf(stdout, "%s(%s)%s%s",
ri ? "?" : rrtn, ri ? "?" : fmtn ? fmtn : "-",
ri ? " " : "", ri ? adns_strerror(ri) : "");
}
static void fdom_split(const char *fdom, const char **dom_r, int *qf_r,
char *ownflags, int ownflags_l) {
int qf;
char *ep;
qf= strtoul(fdom,&ep,0);
if (*ep == ',' && strchr(ep,'/')) {
ep++;
while (*ep != '/') {
if (--ownflags_l <= 0) { fputs("too many flags\n",stderr); quitnow(3); }
*ownflags++= *ep++;
}
}
if (*ep != '/') { *dom_r= fdom; *qf_r= 0; }
else { *dom_r= ep+1; *qf_r= qf; }
*ownflags= 0;
}
static int consistsof(const char *string, const char *_accept) {
return strspn(string,_accept) == strlen(string);
}
int main(int argc, char *const *argv) {
adns_query qu;
struct myctx *mc, *mcw;
void *mcr;
adns_answer *ans;
const char *initstring, *rrtn, *fmtn;
const char *const *fdomlist, *domain;
char *show, *cp;
int len, i, qc, qi, tc, ti, ch, qflags, initflagsnum;
adns_status ri;
int r;
const adns_rrtype *types;
struct timeval now;
char ownflags[10];
char *ep;
const char *initflags, *owninitflags;
if (argv[0] && argv[1] && argv[1][0] == '-') {
initflags= argv[1]+1;
argv++;
} else {
initflags= "";
}
if (argv[0] && argv[1] && argv[1][0] == '/') {
initstring= argv[1]+1;
argv++;
} else {
initstring= 0;
}
initflagsnum= strtoul(initflags,&ep,0);
if (*ep == ',') {
owninitflags= ep+1;
if (!consistsof(owninitflags,"ps")) usageerr("unknown owninitflag");
} else if (!*ep) {
owninitflags= "";
} else {
usageerr("bad <initflagsnum>[,<owninitflags>]");
}
if (argv[0] && argv[1] && argv[1][0] == ':') {
for (cp= argv[1]+1, tc=1; (ch= *cp); cp++)
if (ch==',') tc++;
types_a= malloc(sizeof(*types_a)*(tc+1));
if (!types_a) { perror("malloc types"); quitnow(3); }
for (cp= argv[1]+1, ti=0; ti<tc; ti++) {
types_a[ti]= strtoul(cp,&cp,10);
if ((ch= *cp)) {
if (ch != ',') usageerr("unexpected char (not comma) in or between types");
cp++;
}
}
types_a[ti]= adns_r_none;
types= types_a;
argv++;
} else {
types_a= 0;
types= defaulttypes;
}
if (!(argv[0] && argv[1])) usageerr("no query domains supplied");
fdomlist= (const char *const*)argv+1;
for (qc=0; fdomlist[qc]; qc++);
for (tc=0; types[tc] != adns_r_none; tc++);
mcs= malloc(tc ? sizeof(*mcs)*qc*tc : 1);
if (!mcs) { perror("malloc mcs"); quitnow(3); }
setvbuf(stdout,0,_IOLBF,0);
if (initstring) {
r= adns_init_strcfg(&ads,
(adns_if_debug|adns_if_noautosys|adns_if_checkc_freq)
^initflagsnum,
stdout,initstring);
} else {
r= adns_init(&ads,
(adns_if_debug|adns_if_noautosys)^initflagsnum,
0);
}
if (r) failure_errno("init",r);
for (qi=0; qi<qc; qi++) {
fdom_split(fdomlist[qi],&domain,&qflags,ownflags,sizeof(ownflags));
if (!consistsof(ownflags,"a")) usageerr("unknown ownqueryflag");
for (ti=0; ti<tc; ti++) {
mc= &mcs[qi*tc+ti];
mc->doneyet= 0;
mc->fdom= fdomlist[qi];
fprintf(stdout,"%s flags %d type %d",domain,qflags,types[ti]);
r= adns_submit(ads,domain,types[ti],qflags,mc,&mc->qu);
if (r == ENOSYS) {
fprintf(stdout," not implemented\n");
mc->qu= 0;
mc->doneyet= 1;
} else if (r) {
failure_errno("submit",r);
} else {
ri= adns_rr_info(types[ti], &rrtn,&fmtn,0, 0,0);
putc(' ',stdout);
dumptype(ri,rrtn,fmtn);
fprintf(stdout," submitted\n");
}
}
}
for (;;) {
for (qi=0; qi<qc; qi++) {
for (ti=0; ti<tc; ti++) {
mc= &mcs[qi*tc+ti];
mc->found= 0;
}
}
for (adns_forallqueries_begin(ads);
(qu= adns_forallqueries_next(ads,&mcr));
) {
mc= mcr;
assert(qu == mc->qu);
assert(!mc->doneyet);
mc->found= 1;
}
mcw= 0;
for (qi=0; qi<qc; qi++) {
for (ti=0; ti<tc; ti++) {
mc= &mcs[qi*tc+ti];
if (mc->doneyet) continue;
assert(mc->found);
if (!mcw) mcw= mc;
}
}
if (!mcw) break;
if (strchr(owninitflags,'s')) {
qu= mcw->qu;
mc= mcw;
} else {
qu= 0;
mc= 0;
}
if (strchr(owninitflags,'p')) {
r= adns_wait_poll(ads,&qu,&ans,&mcr);
} else {
r= adns_wait(ads,&qu,&ans,&mcr);
}
if (r) failure_errno("wait/check",r);
if (mc) assert(mcr==mc);
else mc= mcr;
assert(qu==mc->qu);
assert(!mc->doneyet);
fdom_split(mc->fdom,&domain,&qflags,ownflags,sizeof(ownflags));
if (gettimeofday(&now,0)) { perror("gettimeofday"); quitnow(3); }
ri= adns_rr_info(ans->type, &rrtn,&fmtn,&len, 0,0);
fprintf(stdout, "%s flags %d type ",domain,qflags);
dumptype(ri,rrtn,fmtn);
fprintf(stdout, "%s%s: %s; nrrs=%d; cname=%s; owner=%s; ttl=%ld\n",
ownflags[0] ? " ownflags=" : "", ownflags,
strchr(ownflags,'a')
? adns_errabbrev(ans->status)
: adns_strerror(ans->status),
ans->nrrs,
ans->cname ? ans->cname : "$",
ans->owner ? ans->owner : "$",
(long)ans->expires - (long)now.tv_sec);
if (ans->nrrs) {
assert(!ri);
for (i=0; i<ans->nrrs; i++) {
ri= adns_rr_info(ans->type, 0,0,0, ans->rrs.bytes + i*len, &show);
if (ri) failure_status("info",ri);
fprintf(stdout," %s\n",show);
free(show);
}
}
free(ans);
mc->doneyet= 1;
}
quitnow(0);
}
