[adns] / client / adnstest.c

/*
 * dtest.c
 * - simple test program, not part of the library
 */
/*
 *  This file is part of adns, which is Copyright (C) 1997-1999 Ian Jackson
 *  
 *  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 <sys/poll.h>

#ifndef OUTPUTSTREAM
# define OUTPUTSTREAM stdout
#endif

#include "adns.h"

static void failure_status(const char *what, adns_status st) {
  fprintf(stderr,"adns failure: %s: %s\n",what,adns_strerror(st));
  exit(2);
}

static void failure_errno(const char *what, int errnoval) {
  fprintf(stderr,"adns failure: %s: errno=%d\n",what,errnoval);
  exit(2);
}

static const char *defaultargv[]= { "ns.chiark.greenend.org.uk", 0 };

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); exit(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_state ads;
  adns_query *qus, qu;
  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, npollfds, npollfdsavail, timeout;
  struct pollfd *pollfds;
  adns_status r, ri;
  const adns_rrtype *types;
  struct timeval now;
  adns_rrtype *types_a;
  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,"p")) {
      fputs("unknown owninitflag\n",stderr);
      exit(4);
    }
  } else if (!*ep) {
    owninitflags= "";
  } else {
    fputs("bad <initflagsnum>[,<owninitflags>]\n",stderr);
    exit(4);
  }
  
  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"); exit(3); }
    for (cp= argv[1]+1, ti=0; ti<tc; ti++) {
      types_a[ti]= strtoul(cp,&cp,10);
      if ((ch= *cp)) {
	if (ch != ',') {
	  fputs("usage: adnstest [-<initflagsnum>[,<owninitflags>]] [/<initstring>]\n"
		"              [ :<typenum>,... ]\n"
		"              [ [<queryflagsnum>[,<ownqueryflags>]/]<domain> ... ]\n"
		"initflags:   p  use poll(2) instead of select(2)\n"
		"queryflags:  a  print status abbrevs instead of strings\n",
		stderr);
	  exit(4);
	}
	cp++;
      }
    }
    *cp++= adns_r_none;
    types= types_a;
    argv++;
  } else {
    types= defaulttypes;
  }
  
  if (argv[0] && argv[1]) fdomlist= (const char *const*)argv+1;
  else fdomlist= defaultargv;

  for (qc=0; fdomlist[qc]; qc++);
  for (tc=0; types[tc] != adns_r_none; tc++);
  qus= malloc(sizeof(qus)*qc*tc);
  if (!qus) { perror("malloc qus"); exit(3); }

  if (initstring) {
    r= adns_init_strcfg(&ads,
			(adns_if_debug|adns_if_noautosys)^initflagsnum,
			stdout,initstring);
  } else {
    r= adns_init(&ads,
		 (adns_if_debug|adns_if_noautosys)^initflagsnum,
		 0);
  }
  if (r) failure_errno("init",r);

  npollfdsavail= 0;
  pollfds= 0;
  
  for (qi=0; qi<qc; qi++) {
    fdom_split(fdomlist[qi],&domain,&qflags,ownflags,sizeof(ownflags));
    if (!consistsof(ownflags,"a")) {
      fputs("unknown ownqueryflag\n",stderr);
      exit(4);
    }
    for (ti=0; ti<tc; ti++) {
      fprintf(stdout,"%s flags %d type %d",domain,qflags,types[ti]);
      r= adns_submit(ads,domain,types[ti],qflags,0,&qus[qi*tc+ti]);
      if (r == adns_s_unknownrrtype) {
	fprintf(stdout," not implemented\n");
	qus[qi*tc+ti]= 0;
      } 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 (qi=0; qi<qc; qi++) {
    fdom_split(fdomlist[qi],&domain,&qflags,ownflags,sizeof(ownflags));
      
    for (ti=0; ti<tc; ti++) {
      qu= qus[qi*tc+ti];
      if (!qu) continue;

      if (strchr(owninitflags,'p')) {
	for (;;) {
	  r= adns_check(ads,&qu,&ans,0);
	  if (r != EWOULDBLOCK) break;
	  for (;;) {
	    npollfds= npollfdsavail;
	    timeout= -1;
	    r= adns_beforepoll(ads, pollfds, &npollfds, &timeout, 0);
	    if (r != ERANGE) break;
	    pollfds= realloc(pollfds,sizeof(*pollfds)*npollfds);
	    if (!pollfds) failure_errno("realloc pollfds",errno);
	    npollfdsavail= npollfds;
	  }
	  if (r) failure_errno("beforepoll",r);
	  r= poll(pollfds,npollfds,timeout);
	  if (r == -1) failure_errno("poll",errno);
	  adns_afterpoll(ads,pollfds, r?npollfds:0, 0);
	}
      } else {
	r= adns_wait(ads,&qu,&ans,0);
      }
      if (r) failure_errno("wait/check",r);

      if (gettimeofday(&now,0)) { perror("gettimeofday"); exit(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++) {
	  r= adns_rr_info(ans->type, 0,0,0, ans->rrs.bytes + i*len, &show);
	  if (r) failure_status("info",r);
	  fprintf(stdout," %s\n",show);
	  free(show);
	}
      }
      free(ans);
    }
  }

  free(qus);
  adns_finish(ads);
  
  exit(0);
}
Commit	Line	Data
98db6da3	1	/*
	2	* dtest.c
	3	* - simple test program, not part of the library
	4	*/
	5	/*
3ff64957	6	* This file is part of adns, which is Copyright (C) 1997-1999 Ian Jackson
98db6da3	7	*
	8	* This program is free software; you can redistribute it and/or modify
	9	* it under the terms of the GNU General Public License as published by
	10	* the Free Software Foundation; either version 2, or (at your option)
	11	* any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program; if not, write to the Free Software Foundation,
	20	* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
	21	*/
e7afa27f	22
e7afa27f	23	#include <stdio.h>
2c7b101b	24	#include <sys/time.h>
31d3a9d0	25	#include <unistd.h>
1e9efa71	26	#include <assert.h>
1e9efa71	27	#include <stdlib.h>
c2875680	28	#include <string.h>
4f973eb5	29	#include <errno.h>
4f973eb5	30	#include <sys/poll.h>
e7afa27f	31
4fb3d854	32	#ifndef OUTPUTSTREAM
	33	# define OUTPUTSTREAM stdout
	34	#endif
	35
e7afa27f	36	#include "adns.h"
e7afa27f	37
c2875680	38	static void failure_status(const char *what, adns_status st) {
1e9efa71	39	fprintf(stderr,"adns failure: %s: %s\n",what,adns_strerror(st));
	40	exit(2);
	41	}
	42
c2875680	43	static void failure_errno(const char *what, int errnoval) {
	44	fprintf(stderr,"adns failure: %s: errno=%d\n",what,errnoval);
	45	exit(2);
	46	}
	47
1e9efa71	48	static const char *defaultargv[]= { "ns.chiark.greenend.org.uk", 0 };
1e9efa71	49
cfdca685	50	static const adns_rrtype defaulttypes[]= {
	51	adns_r_a,
	52	adns_r_ns_raw,
	53	adns_r_cname,
61093792	54	adns_r_soa_raw,
cfdca685	55	adns_r_ptr_raw,
61093792	56	adns_r_hinfo,
f2ad23ee	57	adns_r_mx_raw,
d4c7b0b1	58	adns_r_txt,
26eb6bdc	59	adns_r_rp_raw,
61093792	60
cd363ffd	61	adns_r_addr,
26eb6bdc	62	adns_r_ns,
cd1bde2f	63	adns_r_ptr,
61093792	64	adns_r_mx,
	65
	66	adns_r_soa,
	67	adns_r_rp,
	68
cfdca685	69	adns_r_none
	70	};
	71
f2ad23ee	72	static void dumptype(adns_status ri, const char rrtn, const char fmtn) {
	73	fprintf(stdout, "%s(%s)%s%s",
	74	ri ? "?" : rrtn, ri ? "?" : fmtn ? fmtn : "-",
	75	ri ? " " : "", ri ? adns_strerror(ri) : "");
	76	}
	77
c2875680	78	static void fdom_split(const char fdom, const char dom_r, int qf_r,
c2875680	79	char *ownflags, int ownflags_l) {
82a3a6be	80	int qf;
	81	char *ep;
	82
	83	qf= strtoul(fdom,&ep,0);
c2875680	84	if (*ep == ',' && strchr(ep,'/')) {
	85	ep++;
	86	while (*ep != '/') {
	87	if (--ownflags_l <= 0) { fputs("too many flags\n",stderr); exit(3); }
	88	ownflags++= ep++;
	89	}
	90	}
82a3a6be	91	if (ep != '/') { dom_r= fdom; *qf_r= 0; }
82a3a6be	92	else { dom_r= ep+1; qf_r= qf; }
c2875680	93	*ownflags= 0;
82a3a6be	94	}
82a3a6be	95
4f973eb5	96	static int consistsof(const char string, const char accept) {
	97	return strspn(string,accept) == strlen(string);
	98	}
	99
f2ad23ee	100	int main(int argc, char const argv) {
e7afa27f	101	adns_state ads;
1e9efa71	102	adns_query *qus, qu;
d05cc330	103	adns_answer *ans;
e3324da1	104	const char initstring, rrtn, *fmtn;
82a3a6be	105	const char const fdomlist, *domain;
f2ad23ee	106	char show, cp;
4f973eb5	107	int len, i, qc, qi, tc, ti, ch, qflags, initflagsnum, npollfds, npollfdsavail, timeout;
4f973eb5	108	struct pollfd *pollfds;
1e9efa71	109	adns_status r, ri;
cfdca685	110	const adns_rrtype *types;
2c7b101b	111	struct timeval now;
f2ad23ee	112	adns_rrtype *types_a;
c2875680	113	char ownflags[10];
4f973eb5	114	char *ep;
4f973eb5	115	const char initflags, owninitflags;
1e9efa71	116
4f973eb5	117	if (argv[0] && argv[1] && argv[1][0] == '-') {
	118	initflags= argv[1]+1;
	119	argv++;
	120	} else {
	121	initflags= "";
	122	}
e3324da1	123	if (argv[0] && argv[1] && argv[1][0] == '/') {
	124	initstring= argv[1]+1;
	125	argv++;
	126	} else {
	127	initstring= 0;
	128	}
4f973eb5	129
	130	initflagsnum= strtoul(initflags,&ep,0);
	131	if (*ep == ',') {
	132	owninitflags= ep+1;
	133	if (!consistsof(owninitflags,"p")) {
	134	fputs("unknown owninitflag\n",stderr);
	135	exit(4);
	136	}
	137	} else if (!*ep) {
	138	owninitflags= "";
	139	} else {
	140	fputs("bad <initflagsnum>[,<owninitflags>]\n",stderr);
	141	exit(4);
	142	}
e3324da1	143
f2ad23ee	144	if (argv[0] && argv[1] && argv[1][0] == ':') {
	145	for (cp= argv[1]+1, tc=1; (ch= *cp); cp++)
	146	if (ch==',') tc++;
04be144e	147	types_a= malloc(sizeof(types_a)(tc+1));
f2ad23ee	148	if (!types_a) { perror("malloc types"); exit(3); }
	149	for (cp= argv[1]+1, ti=0; ti<tc; ti++) {
	150	types_a[ti]= strtoul(cp,&cp,10);
	151	if ((ch= *cp)) {
cd1bde2f	152	if (ch != ',') {
4f973eb5	153	fputs("usage: adnstest [-<initflagsnum>[,<owninitflags>]] [/<initstring>]\n"
	154	" [ :<typenum>,... ]\n"
	155	" [ [<queryflagsnum>[,<ownqueryflags>]/]<domain> ... ]\n"
	156	"initflags: p use poll(2) instead of select(2)\n"
	157	"queryflags: a print status abbrevs instead of strings\n",
	158	stderr);
f2ad23ee	159	exit(4);
	160	}
	161	cp++;
	162	}
	163	}
04be144e	164	*cp++= adns_r_none;
f2ad23ee	165	types= types_a;
	166	argv++;
	167	} else {
	168	types= defaulttypes;
	169	}
	170
82a3a6be	171	if (argv[0] && argv[1]) fdomlist= (const char const)argv+1;
82a3a6be	172	else fdomlist= defaultargv;
cfdca685	173
82a3a6be	174	for (qc=0; fdomlist[qc]; qc++);
cfdca685	175	for (tc=0; types[tc] != adns_r_none; tc++);
cfdca685	176	qus= malloc(sizeof(qus)qctc);
1e9efa71	177	if (!qus) { perror("malloc qus"); exit(3); }
e7afa27f	178
e3324da1	179	if (initstring) {
4f973eb5	180	r= adns_init_strcfg(&ads,
	181	(adns_if_debug\|adns_if_noautosys)^initflagsnum,
	182	stdout,initstring);
e3324da1	183	} else {
4f973eb5	184	r= adns_init(&ads,
	185	(adns_if_debug\|adns_if_noautosys)^initflagsnum,
	186	0);
e3324da1	187	}
c2875680	188	if (r) failure_errno("init",r);
1e9efa71	189
4f973eb5	190	npollfdsavail= 0;
	191	pollfds= 0;
	192
1e9efa71	193	for (qi=0; qi<qc; qi++) {
c2875680	194	fdom_split(fdomlist[qi],&domain,&qflags,ownflags,sizeof(ownflags));
4f973eb5	195	if (!consistsof(ownflags,"a")) {
	196	fputs("unknown ownqueryflag\n",stderr);
	197	exit(4);
	198	}
cfdca685	199	for (ti=0; ti<tc; ti++) {
18dc94a5	200	fprintf(stdout,"%s flags %d type %d",domain,qflags,types[ti]);
82a3a6be	201	r= adns_submit(ads,domain,types[ti],qflags,0,&qus[qi*tc+ti]);
9b86645c	202	if (r == adns_s_unknownrrtype) {
b8358304	203	fprintf(stdout," not implemented\n");
	204	qus[qi*tc+ti]= 0;
	205	} else if (r) {
c2875680	206	failure_errno("submit",r);
b8358304	207	} else {
f2ad23ee	208	ri= adns_rr_info(types[ti], &rrtn,&fmtn,0, 0,0);
4fb3d854	209	putc(' ',stdout);
f2ad23ee	210	dumptype(ri,rrtn,fmtn);
b8358304	211	fprintf(stdout," submitted\n");
b8358304	212	}
cfdca685	213	}
1e9efa71	214	}
31d3a9d0	215
1e9efa71	216	for (qi=0; qi<qc; qi++) {
c2875680	217	fdom_split(fdomlist[qi],&domain,&qflags,ownflags,sizeof(ownflags));
82a3a6be	218
cfdca685	219	for (ti=0; ti<tc; ti++) {
cfdca685	220	qu= qus[qi*tc+ti];
b8358304	221	if (!qu) continue;
4f973eb5	222
	223	if (strchr(owninitflags,'p')) {
	224	for (;;) {
	225	r= adns_check(ads,&qu,&ans,0);
	226	if (r != EWOULDBLOCK) break;
	227	for (;;) {
	228	npollfds= npollfdsavail;
	229	timeout= -1;
	230	r= adns_beforepoll(ads, pollfds, &npollfds, &timeout, 0);
	231	if (r != ERANGE) break;
	232	pollfds= realloc(pollfds,sizeof(pollfds)npollfds);
	233	if (!pollfds) failure_errno("realloc pollfds",errno);
	234	npollfdsavail= npollfds;
	235	}
	236	if (r) failure_errno("beforepoll",r);
	237	r= poll(pollfds,npollfds,timeout);
	238	if (r == -1) failure_errno("poll",errno);
	239	adns_afterpoll(ads,pollfds, r?npollfds:0, 0);
	240	}
	241	} else {
	242	r= adns_wait(ads,&qu,&ans,0);
	243	}
	244	if (r) failure_errno("wait/check",r);
d05cc330	245
2c7b101b	246	if (gettimeofday(&now,0)) { perror("gettimeofday"); exit(3); }
2c7b101b	247
cfdca685	248	ri= adns_rr_info(ans->type, &rrtn,&fmtn,&len, 0,0);
18dc94a5	249	fprintf(stdout, "%s flags %d type ",domain,qflags);
f2ad23ee	250	dumptype(ri,rrtn,fmtn);
c2875680	251	fprintf(stdout, "%s%s: %s; nrrs=%d; cname=%s; owner=%s; ttl=%ld\n",
c2875680	252	ownflags[0] ? " ownflags=" : "", ownflags,
4f973eb5	253	strchr(ownflags,'a')
4f973eb5	254	? adns_errabbrev(ans->status)
c2875680	255	: adns_strerror(ans->status),
b2988d3e	256	ans->nrrs,
	257	ans->cname ? ans->cname : "$",
	258	ans->owner ? ans->owner : "$",
2c7b101b	259	(long)ans->expires - (long)now.tv_sec);
cfdca685	260	if (ans->nrrs) {
	261	assert(!ri);
	262	for (i=0; i<ans->nrrs; i++) {
04be144e	263	r= adns_rr_info(ans->type, 0,0,0, ans->rrs.bytes + i*len, &show);
c2875680	264	if (r) failure_status("info",r);
4fb3d854	265	fprintf(stdout," %s\n",show);
cfdca685	266	free(show);
cfdca685	267	}
1e9efa71	268	}
cfdca685	269	free(ans);
1e9efa71	270	}
1e9efa71	271	}
d05cc330	272
1e9efa71	273	free(qus);
61093792	274	adns_finish(ads);
61093792	275
e7afa27f	276	exit(0);
e7afa27f	277	}