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performance improvements
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bac4ceaa 1/* $Header$
2 *
3 * This generates the zone files necessary to load a hesiod server.
4 * The following zones are generated: passwd, uid, pobox, group,
5 * grplist, gid, filsys, cluster, pcap, sloc, service.
6 *
1c1f030d 7 * (c) Copyright 1988, 1990 by the Massachusetts Institute of Technology.
bac4ceaa 8 * For copying and distribution information, please see the file
9 * <mit-copyright.h>.
10 */
11
12#include <mit-copyright.h>
13#include <stdio.h>
14#include <moira.h>
15#include <moira_site.h>
16#include <sys/types.h>
17#include <sys/stat.h>
18#include <sys/time.h>
19#include <ctype.h>
20EXEC SQL INCLUDE sqlca;
21
22
23#ifdef ATHENA
24#define HTYPE "UNSPECA"
25#else
26#define HTYPE "TXT"
27#endif
28
29char hesiod_dir[64];
30
31#define min(x,y) ((x) < (y) ? (x) : (y))
32struct hash *machines = NULL;
33struct hash *users = NULL;
34char *whoami = "hesiod.gen";
35
36struct grp {
37 struct grp *next;
38 char *lid;
39};
40struct user {
41 char name[9];
42 struct grp *lists;
43};
44
45void lowercase();
46char *malloc(), *strsave();
47
48
49main(argc, argv)
50int argc;
51char **argv;
52{
53 char cmd[64];
54 struct stat sb;
55 int changed = 0;
56
57 if (argc > 2) {
58 fprintf(stderr, "usage: %s [outfile]\n", argv[0]);
59 exit(MR_ARGS);
60 }
61
62 initialize_sms_error_table ();
63 sprintf(hesiod_dir, "%s/hesiod", DCM_DIR);
64
65#ifsql INGRES
9b943906 66 EXEC SQL CONNECT moira;
67 EXEC SQL SET LOCKMODE SESSION WHERE LEVEL=TABLE, READLOCK=SHARED;
bac4ceaa 68#endsql
69#ifsql INFORMIX
9b943906 70 EXEC SQL DATABASE moira;
bac4ceaa 71#endsql
72
73 changed = do_passwd();
74 changed += do_filsys();
75 changed += do_cluster();
76 changed += do_printcap();
77 changed += do_palladium();
78 changed += do_sloc();
79 changed += do_service();
80 changed += do_groups();
81
82#ifsql INGRES
83 EXEC SQL DISCONNECT;
84#endsql
85#ifsql INFORMIX
86 EXEC SQL CLOSE DATABASE;
87#endsql
88
89 if (!changed) {
90 fprintf(stderr, "No files updated.\n");
91 if (argc == 2 && stat(argv[1], &sb) == 0)
92 exit(MR_NO_CHANGE);
93 }
94
95 if (argc == 2) {
96 fprintf(stderr, "Building tar file.\n");
97 sprintf(cmd, "cd %s; tar cf %s .", hesiod_dir, argv[1]);
98 if (system(cmd))
99 exit(MR_TAR_FAIL);
100 }
101
102 exit(MR_SUCCESS);
103}
104
105
106get_mach()
107{
108 EXEC SQL BEGIN DECLARE SECTION;
109 int id;
110 char name[33];
111 EXEC SQL END DECLARE SECTION;
112
113 if (machines)
114 return;
115
116 machines = create_hash(1000);
117 EXEC SQL DECLARE m_cursor CURSOR FOR
9b943906 118 SELECT name, mach_id
119 FROM machine
120 ORDER BY mach_id;
bac4ceaa 121 EXEC SQL OPEN m_cursor;
122 while (1) {
123 EXEC SQL FETCH m_cursor INTO :name, :id;
124 if (sqlca.sqlcode != 0) break;
125 hash_store(machines, id, strsave(strtrim(name)));
126 }
127 if (sqlca.sqlcode < 0) {
128 com_err(whoami, MR_INGRES_ERR, " code %d\n", sqlca.sqlcode);
129 critical_alert("DCM", "Hesiod build encountered DATABASE ERROR %d",
130 sqlca.sqlcode);
131 exit(MR_INGRES_ERR);
132 }
133 EXEC SQL CLOSE m_cursor;
134#ifsql INGRES
9b943906 135 EXEC SQL COMMIT;
bac4ceaa 136#endsql
137#ifsql INFORMIX
138 EXEC SQL COMMIT WORK;
139#endsql
140}
141
142
143do_passwd()
144{
145 FILE *pout, *uout, *bout;
146 char poutf[64], uoutf[64], poutft[64], uoutft[64], boutf[64], boutft[64];
147 struct stat psb, usb, bsb;
148 time_t ftime;
149 struct user *u;
150 char *mach;
151 EXEC SQL BEGIN DECLARE SECTION;
152 char login[9], shell[33], fullname[33], oa[17], op[13], hp[17];
153 char nn[17], ptype[9];
7b9a1280 154 int uid, flag1, flag2, id, pid, status;
bac4ceaa 155 EXEC SQL END DECLARE SECTION;
156
157 sprintf(poutf, "%s/passwd.db", hesiod_dir);
158 sprintf(uoutf, "%s/uid.db", hesiod_dir);
159 sprintf(boutf, "%s/pobox.db", hesiod_dir);
160
161 if (stat(poutf, &psb) == 0 && stat(uoutf, &usb) == 0 &&
162 stat(boutf, &bsb) == 0) {
163 ftime = min(min(psb.st_mtime, usb.st_mtime), bsb.st_mtime);
164 if (ModDiff (&flag1, "users", ftime) ||
165 ModDiff (&flag2, "machine", ftime))
166 exit (MR_DATE);
167 if (flag1 < 0 && flag2 < 0) {
168 fprintf(stderr, "Files passwd.db, uid.db, and pobox.db do not need to be rebuilt.\n");
169 return(0);
170 }
171 }
172
173 sprintf(poutft, "%s~", poutf);
174 pout = fopen(poutft, "w");
175 if (!pout) {
176 perror("cannot open passwd.db~ for write");
177 exit(MR_OCONFIG);
178 }
179 sprintf(uoutft, "%s~", uoutf);
180 uout = fopen(uoutft, "w");
181 if (!uout) {
182 perror("cannot open uid.db~ for write");
183 exit(MR_OCONFIG);
184 }
185 sprintf(boutft, "%s~", boutf);
186 bout = fopen(boutft, "w");
187 if (!bout) {
188 perror("cannot open pobox.db for write");
189 exit(MR_OCONFIG);
190 }
191
192 fprintf(stderr, "Building passwd.db, uid.db, and pobox.db\n");
193 get_mach();
194
195 users = create_hash(12001);
196 EXEC SQL DECLARE u_cursor CURSOR FOR
197 SELECT login, uid, shell, fullname, nickname, office_addr,
7b9a1280 198 office_phone, home_phone, users_id, pop_id, potype, status
bac4ceaa 199 FROM users
9b943906 200 WHERE status = 1 or status = 6
201 ORDER BY users_id;
bac4ceaa 202 EXEC SQL OPEN u_cursor;
203 while (1) {
204 EXEC SQL FETCH u_cursor INTO :login, :uid, :shell, :fullname, :nn,
7b9a1280 205 :oa, :op, :hp, :id, :pid, :ptype, :status;
bac4ceaa 206 if (sqlca.sqlcode != 0) break;
207 strtrim(login);
208 dequote(fullname);
209 dequote(nn);
210 dequote(oa);
211 dequote(op);
212 dequote(hp);
213 dequote(shell);
214 u = (struct user *) malloc(sizeof(struct user));
215 strcpy(u->name, login);
216 u->lists = NULL;
217 hash_store(users, id, u);
7b9a1280 218 if (status == 1) {
219 fprintf(pout, "%s.passwd\tHS %s \"%s:*:%d:101:%s,%s,%s,%s,%s:/mit/%s:%s\"\n",
220 login, HTYPE, login, uid, fullname, nn, oa, op, hp,
221 login, shell);
222 fprintf(uout, "%d.uid\tHS CNAME %s.passwd\n", uid, login);
223 }
bac4ceaa 224 if (ptype[0] == 'P' && (mach = hash_lookup(machines, pid))) {
225 fprintf(bout, "%s.pobox\tHS %s \"POP %s %s\"\n",
226 login, HTYPE, mach, login);
227 }
228 }
229 if (sqlca.sqlcode < 0) {
230 com_err(whoami, MR_INGRES_ERR, " code %d\n", sqlca.sqlcode);
231 critical_alert("DCM", "Hesiod build encountered DATABASE ERROR %d",
232 sqlca.sqlcode);
233 exit(MR_INGRES_ERR);
234 }
235 EXEC SQL CLOSE u_cursor;
236#ifsql INGRES
9b943906 237 EXEC SQL COMMIT;
bac4ceaa 238#endsql
239#ifsql INFORMIX
240 EXEC SQL COMMIT WORK;
241#endsql
242
243 if (fclose(pout) || fclose(uout) || fclose(bout)) {
244 fprintf(stderr, "Unsuccessful file close of passwd.db, uid.db, or pobox.db\n");
245 exit(MR_CCONFIG);
246 }
247 fix_file(poutf);
248 fix_file(uoutf);
249 fix_file(boutf);
250 return(1);
251}
252
253
254do_groups()
255{
256 FILE *iout, *gout, *lout;
257 char ioutf[64], goutf[64], loutf[64], buf[2048], *l;
258 struct hash *groups;
259 register struct bucket *b, **p;
260 struct grp *g;
261 struct user *u;
262 struct stat isb, gsb, lsb;
263 time_t ftime;
264 EXEC SQL BEGIN DECLARE SECTION;
265 char name[33];
266 int gid, id, lid, flag1, flag2, flag3;
267 EXEC SQL END DECLARE SECTION;
268
269 /* open files */
270 sprintf(ioutf, "%s/gid.db", hesiod_dir);
271 sprintf(goutf, "%s/group.db", hesiod_dir);
272 sprintf(loutf, "%s/grplist.db", hesiod_dir);
273
274 if (stat(ioutf, &isb) == 0 && stat(goutf, &gsb) == 0 && stat(loutf, &lsb) == 0) {
275 ftime = min(isb.st_mtime, min(gsb.st_mtime, lsb.st_mtime));
276 if (ModDiff (&flag1, "users", ftime) ||
277 ModDiff (&flag2, "list", ftime) ||
278 ModDiff (&flag3, "imembers", ftime))
279 exit (MR_DATE);
280 if (flag1 < 0 && flag2 < 0 && flag3 < 0) {
281 fprintf(stderr, "Files gid.db, group.db and grplist.db do not need to be rebuilt.\n");
282 return(0);
283 }
284 }
285
286 sprintf(buf, "%s~", ioutf);
287 iout = fopen(buf, "w");
288 if (!iout) {
289 perror("cannot open gid.db for write");
290 exit(MR_OCONFIG);
291 }
292 sprintf(buf, "%s~", goutf);
293 gout = fopen(buf, "w");
294 if (!gout) {
295 perror("cannot open group.db for write");
296 exit(MR_OCONFIG);
297 }
298 sprintf(buf, "%s~", loutf);
299 lout = fopen(buf, "w");
300 if (!lout) {
301 perror("cannot open grplist.db for write");
302 exit(MR_OCONFIG);
303 }
304
305 fprintf(stderr, "Building gid.db, group.db, and grplist.db\n");
306
307 /* make space for group list */
308 groups = create_hash(15001);
309
9b943906 310 /* The following WHENEVER is declarative, not executed,
311 * and applies for the remainder of this file only.
312 */
bac4ceaa 313 EXEC SQL WHENEVER SQLERROR GOTO sqlerr;
314
315 /* get lock records */
316 EXEC SQL SELECT modtime INTO :name FROM list WHERE list_id = 0;
317 EXEC SQL SELECT modtime INTO :name FROM users WHERE users_id = 0;
318
319 EXEC SQL DECLARE l_cursor CURSOR FOR
320 SELECT name, gid, list_id
9b943906 321 FROM list
322 WHERE grouplist != 0 AND active != 0
323 ORDER BY list_id;
bac4ceaa 324 EXEC SQL OPEN l_cursor;
325 while (1) {
326 EXEC SQL FETCH l_cursor INTO :name, :gid, :lid;
327 if (sqlca.sqlcode != 0) break;
328 strtrim(name);
329 sprintf(buf, "%s:%d", name, gid);
330 hash_store(groups, lid, strsave(buf));
331 fprintf(iout, "%d.gid\tHS CNAME %s.group\n", gid, name);
332 fprintf(gout, "%s.group\tHS %s \"%s:*:%d:\"\n",
333 name, HTYPE, name, gid);
334 }
335 EXEC SQL CLOSE l_cursor;
336
337 fflush(iout);
338 fflush(gout);
339
340 /* now do grplists */
341 if (users == NULL) {
342 users = create_hash(12001);
343 EXEC SQL DECLARE u_cursor2 CURSOR FOR
344 SELECT users_id, login
9b943906 345 FROM users
346 WHERE status = 1
347 ORDER BY users_id;
bac4ceaa 348 EXEC SQL OPEN u_cursor2;
349 while (1) {
350 EXEC SQL FETCH u_cursor2 INTO :id, :name;
351 if (sqlca.sqlcode != 0) break;
352 u = (struct user *) malloc(sizeof(struct user));
353 strcpy(u->name, strtrim(name));
354 u->lists = NULL;
355 hash_store(users, id, u);
356 }
357 EXEC SQL CLOSE u_cursor2;
358 }
359
360 EXEC SQL DECLARE i_cursor CURSOR FOR
361 SELECT list_id, member_id
9b943906 362 FROM imembers
363 WHERE member_type = 'USER'
364 ORDER BY list_id;
bac4ceaa 365 EXEC SQL OPEN i_cursor;
366 while (1) {
367 EXEC SQL FETCH i_cursor INTO :lid, :id;
368 if (sqlca.sqlcode != 0) break;
369 if (((l = hash_lookup(groups, lid)) != NULL) &&
370 (u = (struct user *) hash_lookup(users, id))) {
371 g = (struct grp *) malloc(sizeof(struct grp));
372 g->next = u->lists;
373 u->lists = g;
374 g->lid = l;
375 }
376 }
377 EXEC SQL CLOSE i_cursor;
378#ifsql INGRES
9b943906 379 EXEC SQL COMMIT;
bac4ceaa 380#endsql
381#ifsql INFORMIX
382 EXEC SQL COMMIT WORK;
383#endsql
384
385 for (p = &(users->data[users->size - 1]); p >= users->data; p--) {
386 for (b = *p; b; b = b->next) {
387 if ((g = ((struct user *)b->data)->lists) == NULL)
388 continue;
389 fprintf(lout, "%s.grplist\tHS %s \"",
390 ((struct user *)b->data)->name, HTYPE);
391 for (; g; g = g->next) {
392 fputs(g->lid, lout);
393 if (g->next)
394 putc(':', lout);
395 }
396 fputs("\"\n", lout);
397 }
398 }
399
400 if (fclose(iout) || fclose(gout) || fclose(lout)) {
401 fprintf(stderr, "Unsuccessful close of gid.db, group.db, or grplist.db\n");
402 exit(MR_CCONFIG);
403 }
404 fix_file(ioutf);
405 fix_file(goutf);
406 fix_file(loutf);
407 return(1);
408 sqlerr:
409 com_err(whoami, MR_INGRES_ERR, " code %d\n", sqlca.sqlcode);
410 critical_alert("DCM", "Hesiod build encountered DATABASE ERROR %d",
411 sqlca.sqlcode);
412 exit(MR_INGRES_ERR);
413}
414
415
416do_filsys()
417{
418 FILE *out;
752c171f 419 char outf[64], outft[64], *mach, *group;
bac4ceaa 420 register char *p;
421 struct stat sb;
422 time_t ftime;
423 struct save_queue *sq, *sq_create();
424 EXEC SQL BEGIN DECLARE SECTION;
425 char name[33], type[9], loc[81], access[2], mount[33], trans[257];
426 char comments[65];
427 int flag1, flag2, flag3, flag4, id, fid;
428 EXEC SQL END DECLARE SECTION;
429 char *index();
430
431 sprintf(outf, "%s/filsys.db", hesiod_dir);
432
433 if (stat(outf, &sb) == 0) {
434 ftime = sb.st_mtime;
435
436 if (ModDiff(&flag1, "filesys", ftime)) exit (MR_DATE);
437 if (ModDiff(&flag2, "machine", ftime)) exit (MR_DATE);
438 if (ModDiff(&flag3, "alias", ftime)) exit (MR_DATE);
439 if (ModDiff(&flag4, "fsgroup", ftime)) exit (MR_DATE);
440
441 if (flag1 < 0 && flag2 < 0 && flag3 < 0 && flag4 < 0) {
442 fprintf(stderr, "File filsys.db does not need to be rebuilt.\n");
443 return(0);
444 }
445 }
446
447 sprintf(outft, "%s~", outf);
448 out = fopen(outft, "w");
449 if (!out) {
450 perror("cannot open filsys.db for write");
451 exit(MR_OCONFIG);
452 }
453
454 fprintf(stderr, "Building filsys.db\n");
455 get_mach();
456 sq = sq_create();
457
458 EXEC SQL DECLARE f_cursor CURSOR FOR
459 SELECT label, type, name, mach_id, access, mount, comments, filsys_id
9b943906 460 FROM filesys
461 ORDER BY filsys_id;
bac4ceaa 462 EXEC SQL OPEN f_cursor;
463 while (1) {
464 EXEC SQL FETCH f_cursor INTO :name, :type, :loc, :id, :access,
465 :mount, :comments, :fid;
466 if (sqlca.sqlcode != 0) break;
467 strtrim(type);
468 if (!strcmp(type, "NFS") || !strcmp(type, "RVD")) {
469 if (mach = hash_lookup(machines, id)) {
bac4ceaa 470 fprintf(out, "%s.filsys\tHS %s \"%s %s %s %s %s\"\n",
752c171f 471 strtrim(name), HTYPE, type, strtrim(loc), mach,
bac4ceaa 472 strtrim(access), strtrim(mount));
473 }
474 } else if (!strcmp(type, "AFS")) {
475 fprintf(out, "%s.filsys\tHS %s \"AFS %s %s %s\"\n",
476 strtrim(name), HTYPE, strtrim(loc), strtrim(access),
477 strtrim(mount));
478 } else if (!strcmp(type, "ERR")) {
479 fprintf(out, "%s.filsys\tHS %s \"ERR %s\"\n",
480 strtrim(name), HTYPE, strtrim(comments));
481 } else if (!strcmp(type, "FSGROUP")) {
482 sprintf(trans, "%s:%d", strtrim(name), fid);
483 sq_save_data(sq, strsave(trans));
484 }
485 }
486 EXEC SQL CLOSE f_cursor;
487
488 while (sq_get_data(sq, &group)) {
489 fid = atoi(index(group, ':')+1);
490 *index(group, ':') = 0;
491
492 EXEC SQL DECLARE f_cursor2 CURSOR FOR
493 SELECT DISTINCT f.type, f.name, f.mach_id, f.access, f.mount,
494 f.comments, f.label, g.key
495 FROM filesys f, fsgroup g
9b943906 496 WHERE f.filsys_id = g.filsys_id AND g.group_id = :fid
497 ORDER BY key, label;
bac4ceaa 498 EXEC SQL OPEN f_cursor2;
499 while (1) {
500 EXEC SQL FETCH f_cursor2 INTO :type, :loc, :id, :access,:mount,
501 :comments, :name, :trans;
502 if (sqlca.sqlcode != 0) break;
503 strtrim(type);
504 if (!strcmp(type, "NFS") || !strcmp(type, "RVD")) {
505 if (mach = hash_lookup(machines, id)) {
bac4ceaa 506 fprintf(out, "%s.filsys\tHS %s \"%s %s %s %s %s\"\n",
752c171f 507 group, HTYPE, type, strtrim(loc), mach,
bac4ceaa 508 strtrim(access), strtrim(mount));
509 }
510 } else if (!strcmp(type, "AFS")) {
511 fprintf(out, "%s.filsys\tHS %s \"AFS %s %s %s\"\n",
512 group, HTYPE, strtrim(loc), strtrim(access),
513 strtrim(mount));
514 } else if (!strcmp(type, "ERR")) {
515 fprintf(out, "%s.filsys\tHS %s \"ERR %s\"\n",
516 group, HTYPE, strtrim(comments));
517 }
518 }
519 EXEC SQL CLOSE f_cursor2;
520 free(group);
521 }
522 sq_destroy(sq);
523
524 EXEC SQL DECLARE a_cursor CURSOR FOR
525 SELECT name, trans
9b943906 526 FROM alias
527 WHERE type = 'FILESYS';
bac4ceaa 528 EXEC SQL OPEN a_cursor;
529 while (1) {
530 EXEC SQL FETCH a_cursor INTO :name, :trans;
531 if (sqlca.sqlcode != 0) break;
532 fprintf(out, "%s.filsys\tHS CNAME %s.filsys\n",
533 strtrim(name), strtrim(trans));
534 }
535 EXEC SQL CLOSE a_cursor;
536#ifsql INGRES
9b943906 537 EXEC SQL COMMIT;
bac4ceaa 538#endsql
539#ifsql INFORMIX
540 EXEC SQL COMMIT WORK;
541#endsql
542
543 if (fclose(out)) {
544 fprintf(stderr, "Unsuccessful close of filsys.db\n");
545 exit(MR_CCONFIG);
546 }
547 fix_file(outf);
548 return(1);
549 sqlerr:
550 com_err(whoami, MR_INGRES_ERR, " code %d\n", sqlca.sqlcode);
551 critical_alert("DCM", "Hesiod build encountered DATABASE ERROR %d",
552 sqlca.sqlcode);
553 exit(MR_INGRES_ERR);
554}
555
556
557/*
558 * Modified from sys/types.h:
559 */
560int setsize; /* = howmany(setbits, NSETBITS) */
561
562typedef long set_mask;
563#define NSETBITS (sizeof(set_mask) * NBBY) /* bits per mask */
564#ifndef howmany
565#define howmany(x, y) (((x)+((y)-1))/(y))
566#endif
567
568#define SET_SET(n, p) ((p)[(n)/NSETBITS] |= (1 << ((n) % NSETBITS)))
569#define SET_CLR(n, p) ((p)[(n)/NSETBITS] &= ~(1 << ((n) % NSETBITS)))
570#define SET_ISSET(n, p) ((p)[(n)/NSETBITS] & (1 << ((n) % NSETBITS)))
571#define SET_CREATE() ((set_mask *)malloc(setsize * sizeof(set_mask)))
572#define SET_ZERO(p) bzero((char *)(p), setsize * sizeof(set_mask))
573#define SET_CMP(p1, p2) (bcmp((p1), (p2), setsize * sizeof(set_mask)))
574
575int nbitsset(set)
576set_mask *set;
577{
578 int i, ret;
579 ret = 0;
580 for (i = 0; i < setsize * NSETBITS; i++)
581 if (SET_ISSET(i, set))
582 ret++;
583 return(ret);
584}
585
586
587do_cluster()
588{
589 FILE *out;
590 char outf[64], outft[64], *mach, machbuf[33], *p;
591 struct stat sb;
592 time_t ftime;
593 EXEC SQL BEGIN DECLARE SECTION;
594 int flag1, flag2, flag3, flag4, maxmach, maxclu, mid, cid, id;
595 char name[33], label2[17], data[33];
596 EXEC SQL END DECLARE SECTION;
597 set_mask **machs, *ms, *ps;
598 int oneclu;
599
600 sprintf(outf, "%s/cluster.db", hesiod_dir);
601
602 if (stat(outf, &sb) == 0) {
603 ftime = sb.st_mtime;
604 if (ModDiff (&flag1, "cluster", ftime)
605 || ModDiff (&flag2, "machine", ftime)
606 || ModDiff (&flag3, "mcmap", ftime)
607 || ModDiff (&flag4, "svc", ftime)) exit (MR_DATE);
608 if (flag1 < 0 && flag2 < 0 && flag3 < 0 && flag4 < 0) {
609 fprintf(stderr, "File cluster.db does not need to be rebuilt.\n");
610 return(0);
611 }
612 }
613
614 sprintf(outft, "%s~", outf);
615 out = fopen(outft, "w");
616 if (!out) {
617 perror("cannot open cluster.db for write");
618 exit(MR_OCONFIG);
619 }
620
621 fprintf(stderr, "Building cluster.db\n");
622 get_mach();
623
624 EXEC SQL SELECT MAX(clu_id) INTO :maxclu FROM cluster;
625 maxclu++;
626 setsize = howmany(maxclu, NSETBITS);
627
628 EXEC SQL SELECT MAX(mach_id) INTO :maxmach FROM machine;
629 maxmach++;
630 machs = (set_mask **)malloc((maxmach + 1) * sizeof(set_mask **));
631 bzero(machs, (maxmach + 1) * sizeof(int));
632
633 EXEC SQL DECLARE p_cursor CURSOR FOR
634 SELECT mach_id, clu_id
9b943906 635 FROM mcmap
636 ORDER BY mach_id;
bac4ceaa 637 EXEC SQL OPEN p_cursor;
638 while (1) {
639 EXEC SQL FETCH p_cursor INTO :mid, :cid;
640 if (sqlca.sqlcode != 0) break;
641 if (!(ms = machs[mid])) {
642 ms = machs[mid] = SET_CREATE();
643 SET_ZERO(ms);
644 }
645 SET_SET(cid, ms);
646 }
647 EXEC SQL CLOSE p_cursor;
648
649 for (mid = 1; mid < maxmach; mid++) {
650 if (!machs[mid])
651 continue;
652 ms = machs[mid];
653 if (nbitsset(ms) > 1) {
654 oneclu = 0;
655 for (cid = 1; cid < maxclu; cid++) {
656 if (SET_ISSET(cid, ms)) {
657 EXEC SQL DECLARE d_cursor CURSOR FOR
658 SELECT serv_label, serv_cluster
659 FROM svc
660 WHERE clu_id = :cid;
661 EXEC SQL OPEN d_cursor;
662 while (1) {
663 EXEC SQL FETCH d_cursor INTO :label2, :data;
664 if (sqlca.sqlcode != 0) break;
665 strtrim(label2);
666 strtrim(data);
667 fprintf(out,
668 "mrinternal-%d.cluster\tHS %s \"%s %s\"\n",
669 mid, HTYPE, label2, data);
670 }
671 EXEC SQL CLOSE d_cursor;
672 }
673 }
674 } else {
675 oneclu = 1;
676 for (cid = 1; cid < maxclu; cid++)
677 if (SET_ISSET(cid, ms)) break;
678
679 EXEC SQL SELECT name INTO :name FROM cluster WHERE clu_id = :cid;
680 strtrim(name);
681 }
682
683 if (mach = hash_lookup(machines, mid)) {
684 for (p = machbuf; *mach && *mach != '.'; mach++)
685 *p++ = *mach;
686 *p = 0;
687 if (oneclu)
688 fprintf(out, "%s.cluster\tHS CNAME %s.cluster\n",
689 machbuf, name);
690 else
691 fprintf(out, "%s.cluster\tHS CNAME mrinternal-%d.cluster\n",
692 machbuf, mid);
693 }
694 for (id = mid + 1; id < maxmach; id++) {
695 if ((ps = machs[id]) && !SET_CMP(ms, ps)) {
696 free(ps);
697 machs[id] = NULL;
698 if (mach = hash_lookup(machines, id)) {
699 for (p = machbuf; *mach && *mach != '.'; mach++)
700 *p++ = *mach;
701 *p = 0;
702 if (oneclu)
703 fprintf(out, "%s.cluster\tHS CNAME %s.cluster\n",
704 machbuf, name);
705 else
706 fprintf(out,
707 "%s.cluster\tHS CNAME mrinternal-%d.cluster\n",
708 machbuf, mid);
709 }
710 }
711 }
712 free(ms);
713 machs[mid] = NULL;
714 }
715
716 EXEC SQL DECLARE d_cursor2 CURSOR FOR
717 SELECT c.name, d.serv_label, d.serv_cluster
718 FROM svc d, cluster c
719 WHERE c.clu_id = d.clu_id;
720 EXEC SQL OPEN d_cursor2;
721 while (1) {
722 EXEC SQL FETCH d_cursor2 INTO :name, :label2, :data;
723 if (sqlca.sqlcode != 0) break;
724 strtrim(name);
725 strtrim(label2);
726 strtrim(data);
727 fprintf(out, "%s.cluster\tHS %s \"%s %s\"\n",
728 name, HTYPE, label2, data);
729 }
730 free(machs);
731#ifsql INGRES
9b943906 732 EXEC SQL COMMIT;
bac4ceaa 733#endsql
734#ifsql INFORMIX
735 EXEC SQL COMMIT WORK;
736#endsql
737
738 if (fclose(out)) {
739 fprintf(stderr, "Unsuccessful close of cluster.db\n");
740 exit(MR_CCONFIG);
741 }
742 fix_file(outf);
743 return(1);
744 sqlerr:
745 com_err(whoami, MR_INGRES_ERR, " code %d\n", sqlca.sqlcode);
746 critical_alert("DCM", "Hesiod build encountered DATABASE ERROR %d",
747 sqlca.sqlcode);
748 exit(MR_INGRES_ERR);
749}
750
751
752do_printcap()
753{
754 FILE *out;
755 char outf[64], outft[64];
756 struct stat sb;
757 time_t ftime;
758 EXEC SQL BEGIN DECLARE SECTION;
759 char name[17], rp[17], sd[33];
760 int flag, ka, pc, rm, rq;
761 EXEC SQL END DECLARE SECTION;
762
763 sprintf(outf, "%s/printcap.db", hesiod_dir);
764
765 if (stat(outf, &sb) == 0) {
766 ftime = sb.st_mtime;
767 if (ModDiff (&flag, "printcap", ftime)) exit (MR_DATE);
768 if (flag < 0) {
769 fprintf(stderr, "File printcap.db does not need to be rebuilt.\n");
770 return(0);
771 }
772 }
773
774 sprintf(outft, "%s~", outf);
775 out = fopen(outft, "w");
776 if (!out) {
777 perror("cannot open printcap.db for write");
778 exit(MR_OCONFIG);
779 }
780
781 fprintf(stderr, "Building printcap.db\n");
782 get_mach();
783
784 EXEC SQL DECLARE p_cursor2 CURSOR FOR
785 SELECT name, rp, dir, mach_id, auth, price, quotaserver
786 FROM printcap;
787 EXEC SQL OPEN p_cursor2;
788 while (1) {
789 EXEC SQL FETCH p_cursor2 INTO :name, :rp, :sd, :rm, :ka, :pc, :rq;
790 if (sqlca.sqlcode != 0) break;
791 strtrim(name);
792 strtrim(rp);
793 strtrim(sd);
794 fprintf(out, "%s.pcap\tHS %s \"%s:rp=%s:rm=%s:sd=%s:ka#%d:pc#%d",
795 name, HTYPE, name, rp, hash_lookup(machines, rm), sd, ka, pc);
796 if (rq)
797 fprintf(out, ":rq=%s\"\n", hash_lookup(machines, rq));
798 else
799 fputs("\"\n", out);
800 }
801 EXEC SQL CLOSE p_cursor2;
802#ifsql INGRES
9b943906 803 EXEC SQL COMMIT;
bac4ceaa 804#endsql
805#ifsql INFORMIX
806 EXEC SQL COMMIT WORK;
807#endsql
808
809 if (fclose(out)) {
810 fprintf(stderr, "Unsuccessful close of pcap.db\n");
811 exit(MR_CCONFIG);
812 }
813 fix_file(outf);
814 return(1);
815 sqlerr:
816 com_err(whoami, MR_INGRES_ERR, " code %d\n", sqlca.sqlcode);
817 critical_alert("DCM", "Hesiod build encountered DATABASE ERROR %d",
818 sqlca.sqlcode);
819 exit(MR_INGRES_ERR);
820 }
821
822
823do_palladium()
824{
825 FILE *out;
826 char outf[64], outft[64];
827 struct stat sb;
828 time_t ftime;
829 EXEC SQL BEGIN DECLARE SECTION;
830 char name[33], trans[129];
831 int flag, flag1, ident, rm;
832 EXEC SQL END DECLARE SECTION;
833
834 sprintf(outf, "%s/palladium.db", hesiod_dir);
835
836 if (stat(outf, &sb) == 0) {
837 ftime = sb.st_mtime;
838 if ((ModDiff (&flag, "palladium", ftime)) ||
839 (ModDiff (&flag1, "alias", ftime))) exit (MR_DATE);
840 if (flag < 0 && flag1 < 0) {
841 fprintf(stderr, "File palladium.db does not need to be rebuilt.\n");
842 return(0);
843 }
844 }
845
846 sprintf(outft, "%s~", outf);
847 out = fopen(outft, "w");
848 if (!out) {
849 perror("cannot open palladium.db for write");
850 exit(MR_OCONFIG);
851 }
852
853 fprintf(stderr, "Building palladium.db\n");
854 get_mach();
855
856 EXEC SQL DECLARE p_cursor3 CURSOR FOR
857 SELECT name, ident, mach_id
858 FROM palladium;
859 EXEC SQL OPEN p_cursor3;
860 while (1) {
861 EXEC SQL FETCH p_cursor3 INTO :name, :ident, :rm;
862 if (sqlca.sqlcode != 0) break;
863 strtrim(name);
864 fprintf(out,
865 "%s.palladium\tHS %s \"%s %d %s interface directory\"\n",
866 name, HTYPE, hash_lookup(machines, rm), ident, name);
867 }
868 EXEC SQL CLOSE p_cursor3;
869
870 EXEC SQL DECLARE a_cursor2 CURSOR FOR
871 SELECT name, trans
872 FROM alias
9b943906 873 WHERE type = 'PALLADIUM';
bac4ceaa 874 EXEC SQL OPEN a_cursor2;
875 while (1) {
876 EXEC SQL FETCH a_cursor2 INTO :name, :trans;
877 if (sqlca.sqlcode != 0) break;
878 strtrim(name);
879 strtrim(trans);
880 fprintf(out, "%s.palladium\tHS %s \"%s\"\n", name, HTYPE, trans);
881 }
882 EXEC SQL CLOSE a_cursor2;
883#ifsql INGRES
9b943906 884 EXEC SQL COMMIT;
bac4ceaa 885#endsql
886#ifsql INFORMIX
887 EXEC SQL COMMIT WORK;
888#endsql
889
890 if (fclose(out)) {
891 fprintf(stderr, "Unsuccessful close of palladium.db\n");
892 exit(MR_CCONFIG);
893 }
894 fix_file(outf);
895 return(1);
896 sqlerr:
897 com_err(whoami, MR_INGRES_ERR, " code %d\n", sqlca.sqlcode);
898 critical_alert("DCM", "Hesiod build encountered DATABASE ERROR %d",
899 sqlca.sqlcode);
900 exit(MR_INGRES_ERR);
901}
902
903
904do_sloc()
905{
906 FILE *out;
907 char outf[64], outft[64], *mach;
908 struct stat sb;
909 time_t ftime;
910 EXEC SQL BEGIN DECLARE SECTION;
911 char service[17];
912 int flag1, flag2, id;
913 EXEC SQL END DECLARE SECTION;
914
915 sprintf(outf, "%s/sloc.db", hesiod_dir);
916
917 if (stat(outf, &sb) == 0) {
918 ftime = sb.st_mtime;
919 if ((ModDiff (&flag1, "serverhosts", ftime)) ||
920 (ModDiff (&flag2, "machine", ftime))) exit (MR_DATE);
921 if (flag1 < 0 && flag2 < 0) {
922 fprintf(stderr, "File sloc.db does not need to be rebuilt.\n");
923 return(0);
924 }
925 }
926
927 sprintf(outft, "%s~", outf);
928 out = fopen(outft, "w");
929 if (!out) {
930 perror("cannot open sloc.db for write");
931 exit(MR_OCONFIG);
932 }
933
934 fprintf(stderr, "Building sloc.db\n");
935 get_mach();
936
937 EXEC SQL DECLARE s_cursor CURSOR FOR
938 SELECT DISTINCT service, mach_id
939 FROM serverhosts
940 ORDER BY service;
941 EXEC SQL OPEN s_cursor;
942 while (1) {
943 EXEC SQL FETCH s_cursor INTO :service, :id;
944 if (sqlca.sqlcode != 0) break;
945 strtrim(service);
946 if (mach = hash_lookup(machines, id))
947 fprintf(out, "%s.sloc\tHS %s %s\n", service, HTYPE, mach);
948 }
949 EXEC SQL CLOSE s_cursor;
950#ifsql INGRES
9b943906 951 EXEC SQL COMMIT;
bac4ceaa 952#endsql
953#ifsql INFORMIX
954 EXEC SQL COMMIT WORK;
955#endsql
956
957 if (fclose(out)) {
958 fprintf(stderr, "Unsuccessful close of sloc.db\n");
959 exit(MR_CCONFIG);
960 }
961
962 fix_file(outf);
963 return(1);
964 sqlerr:
965 com_err(whoami, MR_INGRES_ERR, " code %d\n", sqlca.sqlcode);
966 critical_alert("DCM", "Hesiod build encountered DATABASE ERROR %d",
967 sqlca.sqlcode);
968 exit(MR_INGRES_ERR);
969}
970
971do_service()
972{
973 FILE *out;
974 char outf[64], outft[64];
975 struct stat sb;
976 time_t ftime;
977 EXEC SQL BEGIN DECLARE SECTION;
978 char service[33], protocol[9], altserv[129];
979 int port, flag1;
980 EXEC SQL END DECLARE SECTION;
981
982 sprintf(outf, "%s/service.db", hesiod_dir);
983
984 if (stat(outf, &sb) == 0) {
985 ftime = sb.st_mtime;
986 if (ModDiff (&flag1, "services", ftime)) exit (MR_DATE);
987 if (flag1 < 0) {
988 fprintf(stderr, "File service.db does not need to be rebuilt.\n");
989 return(0);
990 }
991 }
992
993 sprintf(outft, "%s~", outf);
994 out = fopen(outft, "w");
995 if (!out) {
996 perror("cannot open service.db for write");
997 exit(MR_OCONFIG);
998 }
999
1000 fprintf(stderr, "Building service.db\n");
1001
1002 EXEC SQL DECLARE s_cursor2 CURSOR FOR
1003 SELECT name, protocol, port
1004 FROM services;
1005 EXEC SQL OPEN s_cursor2;
1006 while (1) {
1007 EXEC SQL FETCH s_cursor2 INTO :service, :protocol, :port;
1008 if (sqlca.sqlcode != 0) break;
1009 lowercase(protocol); /* Convert protocol to lowercase */
1010 strtrim(service);
1011 strtrim(protocol);
1012 fprintf(out, "%s.service\tHS %s \"%s %s %d\"\n",
1013 service, HTYPE, service, protocol, port);
1014 }
1015 EXEC SQL CLOSE s_cursor2;
1016
1017 EXEC SQL DECLARE a_cursor3 CURSOR FOR
1018 SELECT name, trans
1019 FROM alias
9b943906 1020 WHERE type = 'SERVICE';
bac4ceaa 1021 EXEC SQL OPEN a_cursor3;
1022 while (1) {
1023 EXEC SQL FETCH a_cursor3 INTO :service, :altserv;
1024 if (sqlca.sqlcode != 0) break;
1025 strtrim(service);
1026 strtrim(altserv);
1027 fprintf(out, "%s.service\tHS CNAME %s.service\n", service, altserv);
1028 }
1029 EXEC SQL CLOSE a_cursor3;
1030#ifsql INGRES
9b943906 1031 EXEC SQL COMMIT;
bac4ceaa 1032#endsql
1033#ifsql INFORMIX
1034 EXEC SQL COMMIT WORK;
1035#endsql
1036
1037 if (fclose(out)) {
1038 fprintf(stderr, "Unsuccessful close of service.db\n");
1039 exit(MR_CCONFIG);
1040 }
1041 fix_file(outf);
1042 return(1);
1043 sqlerr:
1044 com_err(whoami, MR_INGRES_ERR, " code %d\n", sqlca.sqlcode);
1045 critical_alert("DCM", "Hesiod build encountered DATABASE ERROR %d",
1046 sqlca.sqlcode);
1047 exit(MR_INGRES_ERR);
1048}
Moira, the Athena Service Management system
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