e576be50 |
1 | /* |
2 | * dtest.c |
3 | * - simple test program, not part of the library |
4 | */ |
5 | /* |
a719a4be |
6 | * This file is part of adns, which is Copyright (C) 1997-1999 Ian Jackson |
e576be50 |
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 | */ |
964344fc |
22 | |
23 | #include <stdio.h> |
73dba56e |
24 | #include <sys/time.h> |
350d37d9 |
25 | #include <unistd.h> |
86e7b8d9 |
26 | #include <assert.h> |
27 | #include <stdlib.h> |
9da4a044 |
28 | #include <string.h> |
fc6a52ae |
29 | #include <errno.h> |
16cf5367 |
30 | |
31 | #include "adns.h" |
32 | |
33 | #include "config.h" |
964344fc |
34 | |
7d251914 |
35 | #ifndef OUTPUTSTREAM |
36 | # define OUTPUTSTREAM stdout |
37 | #endif |
38 | |
16cf5367 |
39 | #ifndef HAVE_POLL |
40 | #undef poll |
41 | int poll(struct pollfd *ufds, int nfds, int timeout) { |
42 | fputs("poll(2) not supported on this system\n",stderr); |
43 | exit(3); |
44 | } |
45 | #define adns_beforepoll(a,b,c,d,e) 0 |
46 | #define adns_afterpoll(a,b,c,d) 0 |
47 | #endif |
964344fc |
48 | |
9da4a044 |
49 | static void failure_status(const char *what, adns_status st) { |
86e7b8d9 |
50 | fprintf(stderr,"adns failure: %s: %s\n",what,adns_strerror(st)); |
51 | exit(2); |
52 | } |
53 | |
9da4a044 |
54 | static void failure_errno(const char *what, int errnoval) { |
55 | fprintf(stderr,"adns failure: %s: errno=%d\n",what,errnoval); |
56 | exit(2); |
57 | } |
58 | |
86e7b8d9 |
59 | static const char *defaultargv[]= { "ns.chiark.greenend.org.uk", 0 }; |
60 | |
ffbda80c |
61 | static const adns_rrtype defaulttypes[]= { |
62 | adns_r_a, |
63 | adns_r_ns_raw, |
64 | adns_r_cname, |
9ec44266 |
65 | adns_r_soa_raw, |
ffbda80c |
66 | adns_r_ptr_raw, |
9ec44266 |
67 | adns_r_hinfo, |
e062dcae |
68 | adns_r_mx_raw, |
1b644113 |
69 | adns_r_txt, |
1dfe95d8 |
70 | adns_r_rp_raw, |
9ec44266 |
71 | |
828d89bd |
72 | adns_r_addr, |
1dfe95d8 |
73 | adns_r_ns, |
a6536d8b |
74 | adns_r_ptr, |
9ec44266 |
75 | adns_r_mx, |
76 | |
77 | adns_r_soa, |
78 | adns_r_rp, |
79 | |
ffbda80c |
80 | adns_r_none |
81 | }; |
82 | |
e062dcae |
83 | static void dumptype(adns_status ri, const char *rrtn, const char *fmtn) { |
84 | fprintf(stdout, "%s(%s)%s%s", |
85 | ri ? "?" : rrtn, ri ? "?" : fmtn ? fmtn : "-", |
86 | ri ? " " : "", ri ? adns_strerror(ri) : ""); |
87 | } |
88 | |
9da4a044 |
89 | static void fdom_split(const char *fdom, const char **dom_r, int *qf_r, |
90 | char *ownflags, int ownflags_l) { |
5476fe64 |
91 | int qf; |
92 | char *ep; |
93 | |
94 | qf= strtoul(fdom,&ep,0); |
9da4a044 |
95 | if (*ep == ',' && strchr(ep,'/')) { |
96 | ep++; |
97 | while (*ep != '/') { |
98 | if (--ownflags_l <= 0) { fputs("too many flags\n",stderr); exit(3); } |
99 | *ownflags++= *ep++; |
100 | } |
101 | } |
5476fe64 |
102 | if (*ep != '/') { *dom_r= fdom; *qf_r= 0; } |
103 | else { *dom_r= ep+1; *qf_r= qf; } |
9da4a044 |
104 | *ownflags= 0; |
5476fe64 |
105 | } |
106 | |
fc6a52ae |
107 | static int consistsof(const char *string, const char *accept) { |
108 | return strspn(string,accept) == strlen(string); |
109 | } |
110 | |
e062dcae |
111 | int main(int argc, char *const *argv) { |
669f9df5 |
112 | struct myctx { |
113 | adns_query qu; |
e42ce2b2 |
114 | int doneyet, found; |
115 | const char *fdom; |
669f9df5 |
116 | }; |
117 | |
964344fc |
118 | adns_state ads; |
669f9df5 |
119 | adns_query qu; |
e42ce2b2 |
120 | struct myctx *mcs, *mc, *mcw; |
669f9df5 |
121 | void *mcr; |
4353a5c4 |
122 | adns_answer *ans; |
12c5b204 |
123 | const char *initstring, *rrtn, *fmtn; |
5476fe64 |
124 | const char *const *fdomlist, *domain; |
e062dcae |
125 | char *show, *cp; |
fc6a52ae |
126 | int len, i, qc, qi, tc, ti, ch, qflags, initflagsnum, npollfds, npollfdsavail, timeout; |
127 | struct pollfd *pollfds; |
86e7b8d9 |
128 | adns_status r, ri; |
ffbda80c |
129 | const adns_rrtype *types; |
73dba56e |
130 | struct timeval now; |
e062dcae |
131 | adns_rrtype *types_a; |
9da4a044 |
132 | char ownflags[10]; |
fc6a52ae |
133 | char *ep; |
134 | const char *initflags, *owninitflags; |
86e7b8d9 |
135 | |
fc6a52ae |
136 | if (argv[0] && argv[1] && argv[1][0] == '-') { |
137 | initflags= argv[1]+1; |
138 | argv++; |
139 | } else { |
140 | initflags= ""; |
141 | } |
12c5b204 |
142 | if (argv[0] && argv[1] && argv[1][0] == '/') { |
143 | initstring= argv[1]+1; |
144 | argv++; |
145 | } else { |
146 | initstring= 0; |
147 | } |
fc6a52ae |
148 | |
149 | initflagsnum= strtoul(initflags,&ep,0); |
150 | if (*ep == ',') { |
151 | owninitflags= ep+1; |
8ce38e76 |
152 | if (!consistsof(owninitflags,"ps")) { |
fc6a52ae |
153 | fputs("unknown owninitflag\n",stderr); |
154 | exit(4); |
155 | } |
156 | } else if (!*ep) { |
157 | owninitflags= ""; |
158 | } else { |
159 | fputs("bad <initflagsnum>[,<owninitflags>]\n",stderr); |
160 | exit(4); |
161 | } |
12c5b204 |
162 | |
e062dcae |
163 | if (argv[0] && argv[1] && argv[1][0] == ':') { |
164 | for (cp= argv[1]+1, tc=1; (ch= *cp); cp++) |
165 | if (ch==',') tc++; |
e3d42241 |
166 | types_a= malloc(sizeof(*types_a)*(tc+1)); |
e062dcae |
167 | if (!types_a) { perror("malloc types"); exit(3); } |
168 | for (cp= argv[1]+1, ti=0; ti<tc; ti++) { |
169 | types_a[ti]= strtoul(cp,&cp,10); |
170 | if ((ch= *cp)) { |
a6536d8b |
171 | if (ch != ',') { |
fc6a52ae |
172 | fputs("usage: adnstest [-<initflagsnum>[,<owninitflags>]] [/<initstring>]\n" |
173 | " [ :<typenum>,... ]\n" |
174 | " [ [<queryflagsnum>[,<ownqueryflags>]/]<domain> ... ]\n" |
175 | "initflags: p use poll(2) instead of select(2)\n" |
8ce38e76 |
176 | " s use adns_wait with specified query, instead of 0\n" |
fc6a52ae |
177 | "queryflags: a print status abbrevs instead of strings\n", |
178 | stderr); |
e062dcae |
179 | exit(4); |
180 | } |
181 | cp++; |
182 | } |
183 | } |
e3d42241 |
184 | *cp++= adns_r_none; |
e062dcae |
185 | types= types_a; |
186 | argv++; |
187 | } else { |
188 | types= defaulttypes; |
189 | } |
190 | |
5476fe64 |
191 | if (argv[0] && argv[1]) fdomlist= (const char *const*)argv+1; |
192 | else fdomlist= defaultargv; |
ffbda80c |
193 | |
5476fe64 |
194 | for (qc=0; fdomlist[qc]; qc++); |
ffbda80c |
195 | for (tc=0; types[tc] != adns_r_none; tc++); |
669f9df5 |
196 | mcs= malloc(sizeof(*mcs)*qc*tc); |
197 | if (!mcs) { perror("malloc mcs"); exit(3); } |
964344fc |
198 | |
12c5b204 |
199 | if (initstring) { |
fc6a52ae |
200 | r= adns_init_strcfg(&ads, |
201 | (adns_if_debug|adns_if_noautosys)^initflagsnum, |
202 | stdout,initstring); |
12c5b204 |
203 | } else { |
fc6a52ae |
204 | r= adns_init(&ads, |
205 | (adns_if_debug|adns_if_noautosys)^initflagsnum, |
206 | 0); |
12c5b204 |
207 | } |
9da4a044 |
208 | if (r) failure_errno("init",r); |
86e7b8d9 |
209 | |
fc6a52ae |
210 | npollfdsavail= 0; |
211 | pollfds= 0; |
212 | |
86e7b8d9 |
213 | for (qi=0; qi<qc; qi++) { |
9da4a044 |
214 | fdom_split(fdomlist[qi],&domain,&qflags,ownflags,sizeof(ownflags)); |
fc6a52ae |
215 | if (!consistsof(ownflags,"a")) { |
216 | fputs("unknown ownqueryflag\n",stderr); |
217 | exit(4); |
218 | } |
ffbda80c |
219 | for (ti=0; ti<tc; ti++) { |
669f9df5 |
220 | mc= &mcs[qi*tc+ti]; |
221 | mc->doneyet= 0; |
e42ce2b2 |
222 | mc->fdom= fdomlist[qi]; |
669f9df5 |
223 | |
1aa0213d |
224 | fprintf(stdout,"%s flags %d type %d",domain,qflags,types[ti]); |
669f9df5 |
225 | r= adns_submit(ads,domain,types[ti],qflags,mc,&mc->qu); |
ea1e31e3 |
226 | if (r == adns_s_unknownrrtype) { |
916c16ca |
227 | fprintf(stdout," not implemented\n"); |
669f9df5 |
228 | mc->qu= 0; |
229 | mc->doneyet= 1; |
916c16ca |
230 | } else if (r) { |
9da4a044 |
231 | failure_errno("submit",r); |
916c16ca |
232 | } else { |
e062dcae |
233 | ri= adns_rr_info(types[ti], &rrtn,&fmtn,0, 0,0); |
7d251914 |
234 | putc(' ',stdout); |
e062dcae |
235 | dumptype(ri,rrtn,fmtn); |
916c16ca |
236 | fprintf(stdout," submitted\n"); |
237 | } |
ffbda80c |
238 | } |
86e7b8d9 |
239 | } |
350d37d9 |
240 | |
e42ce2b2 |
241 | for (;;) { |
242 | for (qi=0; qi<qc; qi++) { |
243 | for (ti=0; ti<tc; ti++) { |
244 | mc= &mcs[qi*tc+ti]; |
245 | mc->found= 0; |
246 | } |
247 | } |
248 | for (adns_forallqueries_begin(ads); |
249 | (qu= adns_forallqueries_next(ads,&mcr)); |
250 | ) { |
251 | mc= mcr; |
252 | assert(qu == mc->qu); |
253 | assert(!mc->doneyet); |
254 | mc->found= 1; |
255 | } |
256 | mcw= 0; |
257 | for (qi=0; qi<qc; qi++) { |
258 | for (ti=0; ti<tc; ti++) { |
259 | mc= &mcs[qi*tc+ti]; |
260 | if (mc->doneyet) continue; |
261 | assert(mc->found); |
262 | if (!mcw) mcw= mc; |
263 | } |
264 | } |
265 | if (!mcw) break; |
669f9df5 |
266 | |
8ce38e76 |
267 | if (strchr(owninitflags,'s')) { |
268 | qu= mcw->qu; |
269 | mc= mcw; |
270 | } else { |
271 | qu= 0; |
272 | mc= 0; |
273 | } |
fc6a52ae |
274 | |
207130d4 |
275 | if (strchr(owninitflags,'p')) { |
276 | for (;;) { |
277 | r= adns_check(ads,&qu,&ans,&mcr); |
278 | if (r != EWOULDBLOCK) break; |
fc6a52ae |
279 | for (;;) { |
207130d4 |
280 | npollfds= npollfdsavail; |
281 | timeout= -1; |
282 | r= adns_beforepoll(ads, pollfds, &npollfds, &timeout, 0); |
283 | if (r != ERANGE) break; |
284 | pollfds= realloc(pollfds,sizeof(*pollfds)*npollfds); |
285 | if (!pollfds) failure_errno("realloc pollfds",errno); |
286 | npollfdsavail= npollfds; |
fc6a52ae |
287 | } |
207130d4 |
288 | if (r) failure_errno("beforepoll",r); |
289 | r= poll(pollfds,npollfds,timeout); |
290 | if (r == -1) failure_errno("poll",errno); |
291 | adns_afterpoll(ads,pollfds, r?npollfds:0, 0); |
fc6a52ae |
292 | } |
207130d4 |
293 | } else { |
294 | r= adns_wait(ads,&qu,&ans,&mcr); |
295 | } |
296 | if (r) failure_errno("wait/check",r); |
297 | |
8ce38e76 |
298 | if (mc) assert(mcr==mc); |
299 | else mc= mcr; |
300 | assert(qu==mc->qu); |
301 | assert(!mc->doneyet); |
302 | |
207130d4 |
303 | fdom_split(mc->fdom,&domain,&qflags,ownflags,sizeof(ownflags)); |
669f9df5 |
304 | |
207130d4 |
305 | if (gettimeofday(&now,0)) { perror("gettimeofday"); exit(3); } |
73dba56e |
306 | |
207130d4 |
307 | ri= adns_rr_info(ans->type, &rrtn,&fmtn,&len, 0,0); |
308 | fprintf(stdout, "%s flags %d type ",domain,qflags); |
309 | dumptype(ri,rrtn,fmtn); |
310 | fprintf(stdout, "%s%s: %s; nrrs=%d; cname=%s; owner=%s; ttl=%ld\n", |
311 | ownflags[0] ? " ownflags=" : "", ownflags, |
312 | strchr(ownflags,'a') |
313 | ? adns_errabbrev(ans->status) |
314 | : adns_strerror(ans->status), |
315 | ans->nrrs, |
316 | ans->cname ? ans->cname : "$", |
317 | ans->owner ? ans->owner : "$", |
318 | (long)ans->expires - (long)now.tv_sec); |
319 | if (ans->nrrs) { |
320 | assert(!ri); |
321 | for (i=0; i<ans->nrrs; i++) { |
322 | r= adns_rr_info(ans->type, 0,0,0, ans->rrs.bytes + i*len, &show); |
323 | if (r) failure_status("info",r); |
324 | fprintf(stdout," %s\n",show); |
325 | free(show); |
86e7b8d9 |
326 | } |
207130d4 |
327 | } |
328 | free(ans); |
e42ce2b2 |
329 | |
207130d4 |
330 | mc->doneyet= 1; |
86e7b8d9 |
331 | } |
4353a5c4 |
332 | |
669f9df5 |
333 | free(mcs); |
9ec44266 |
334 | adns_finish(ads); |
335 | |
964344fc |
336 | exit(0); |
337 | } |