]> andersk Git - moira.git/blame - gen/nfs.pc
Remove `delete_user_by_uid' since it's never been used in any logs we have,
[moira.git] / gen / nfs.pc
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f852c398 1/* $Header$
2 *
3 * This generates the files necessary to load an nfs server.
4 *
5 * (c) Copyright 1988, 1990 by the Massachusetts Institute of Technology.
6 * For copying and distribution information, please see the file
7 * <mit-copyright.h>.
8 */
9
10#include <mit-copyright.h>
11#include <stdio.h>
9c04b191 12#include <string.h>
f852c398 13#include <moira.h>
14#include <moira_site.h>
15#include <sys/types.h>
16#include <sys/stat.h>
17#include <sys/time.h>
18EXEC SQL INCLUDE sqlca;
19
20
21#define min(x,y) ((x) < (y) ? (x) : (y))
22
23char *whoami = "nfs.gen";
9c04b191 24char *db = "moira/moira";
f852c398 25char *malloc(), *strsave();
26char nfs_dir[64];
22bc6c27 27struct hash *users, *groups;
28
f852c398 29
30main(argc, argv)
31int argc;
32char **argv;
33{
34 char cmd[64];
35 struct stat sb;
36 int changed = 0;
37
38 if (argc > 2) {
39 fprintf(stderr, "usage: %s [outfile]\n", argv[0]);
40 exit(MR_ARGS);
41 }
42
43 initialize_sms_error_table();
44 sprintf(nfs_dir, "%s/nfs", DCM_DIR);
45
9c04b191 46 EXEC SQL CONNECT :db;
f852c398 47
48 changed = do_nfs();
49
9c04b191 50 EXEC SQL COMMIT;
f852c398 51
52 if (!changed) {
53 fprintf(stderr, "No files updated.\n");
54 if (argc == 2 && stat(argv[1], &sb) == 0)
55 exit(MR_NO_CHANGE);
56 }
57
58 if (argc == 2) {
59 sprintf(cmd, "cd %s; cp %s/nfs/* .; tar cf %s .",
60 nfs_dir, SMS_DIR, argv[1]);
61 if (system(cmd))
62 exit(MR_TAR_FAIL);
63 }
64
65 exit(MR_SUCCESS);
66}
67
68
69/* Generate the files. Returns zero if nothing changed, non-zero otherwise. */
70
71int do_nfs()
72{
73 EXEC SQL BEGIN DECLARE SECTION;
c1d0f286 74 char machname[41], listname[33];
f852c398 75 EXEC SQL END DECLARE SECTION;
76 struct save_queue *machs, *lists;
77 int changed;
78
79 machs = sq_create();
80 lists = sq_create();
81
22bc6c27 82 /* The following is declarative, not executed,
83 * and so is dependent on where it is in the file,
84 * not in the order of execution of statements.
85 */
f852c398 86 EXEC SQL WHENEVER SQLERROR GOTO sqlerr;
9c04b191 87
f852c398 88 EXEC SQL DECLARE s_cursor CURSOR FOR
89 SELECT m.name, s.value3
90 FROM machine m, serverhosts s
22bc6c27 91 WHERE m.mach_id = s.mach_id AND s.service = 'NFS' AND s.enable != 0;
f852c398 92 EXEC SQL OPEN s_cursor;
93 while (1) {
94 EXEC SQL FETCH s_cursor INTO :machname, :listname;
95 if (sqlca.sqlcode != 0) break;
96 sq_save_unique_string(machs, strsave(strtrim(machname)));
97 sq_save_unique_string(lists, strsave(strtrim(listname)));
98 }
99 EXEC SQL CLOSE s_cursor;
100
101 changed = do_lists(lists);
22bc6c27 102 EXEC SQL COMMIT;
f852c398 103 changed += do_machs(machs);
104 return(changed);
105 sqlerr:
9c04b191 106 db_error(sqlca.sqlcode);
107 exit(MR_DBMS_ERR);
f852c398 108}
109
110
111/* Make all of the credentials lists that will be needed. Returns 0 if
9c04b191 112 * no files were actually changed
113 */
f852c398 114
115int do_lists(lists)
116struct save_queue *lists;
117{
118 char file[64], *u;
f852c398 119 struct stat sb;
120 FILE *fd;
121 EXEC SQL BEGIN DECLARE SECTION;
122 char *listname, *lsname, lname[33], uname[9];
123 int uid, id, flag1, flag2, flag3, flag4;
124 EXEC SQL END DECLARE SECTION;
125
126 sprintf(file, "%s/list-", nfs_dir);
22bc6c27 127 /*
f852c398 128 if (stat(file, &sb) == 0) {
129 if ((ModDiff (&flag1, "users", sb.st_mtime)) ||
130 (ModDiff (&flag2, "list", sb.st_mtime)) ||
131 (ModDiff (&flag3, "imembers", sb.st_mtime)) ||
132 (ModDiff (&flag4, "serverhosts", sb.st_mtime))) exit (MR_DATE);
133 if (flag1 < 0 && flag2 < 0 && flag3 < 0 && flag4 < 0) {
134 fprintf(stderr, "The lists do not need to be rebuilt.\n");
135 return(0);
136 }
137 }
22bc6c27 138 */
f852c398 139
f852c398 140
141 /* build the list of everyone, and store it in a file whose name
142 * corresponds to the empty list.
143 */
22bc6c27 144 do_everyone();
f852c398 145
146 fprintf(stderr, "Building specific lists\n");
147 /* now do each of the lists used by an NFS server */
148
149 while (sq_get_data(lists, &listname)) {
150 if (strlen(listname) == 0)
151 continue;
152 sprintf(file, "%s/list-%s", nfs_dir, listname);
153 fd = fopen(file, "w");
154 if (!fd) {
155 fprintf(stderr, "cannot open %s for output\n", file);
156 exit(MR_OCONFIG);
157 }
158
159 EXEC SQL DECLARE m_cursor CURSOR FOR
160 SELECT m.member_id
161 FROM imembers m, list l
162 WHERE m.list_id=l.list_id AND l.name = :listname AND
22bc6c27 163 m.member_type='USER'
164 ORDER BY member_id;
f852c398 165 EXEC SQL OPEN m_cursor;
166 while (1) {
167 EXEC SQL FETCH m_cursor INTO :id;
168 if (sqlca.sqlcode != 0) break;
169 if (u = hash_lookup(users, id))
170 fprintf(fd, "%s\n", u);
171 }
172 EXEC SQL CLOSE m_cursor;
2ab080f0 173 if (fclose(fd) == EOF) {
f852c398 174 fprintf(stderr, "error closing %s\n", file);
175 exit(MR_CCONFIG);
176 }
177 }
178/* don't free here either
179 sq_destroy(lists);
180 */
181 return(1);
182 sqlerr:
9c04b191 183 db_error(sqlca.sqlcode);
184 exit(MR_DBMS_ERR);
f852c398 185}
186
187
188/* Build the list of everybody. */
189struct grp {
190 struct grp *next;
191 char *lid;
192};
193struct user {
194 char name[9];
195 int uid;
196 struct grp *lists;
197};
198
199
22bc6c27 200do_everyone()
f852c398 201{
202 char buf[BUFSIZ], *l;
f852c398 203 struct user *u;
204 struct grp *g;
205 struct bucket *b, **p;
206 EXEC SQL BEGIN DECLARE SECTION;
207 char name[33];
208 int gid, id, lid, maxid, uid;
209 EXEC SQL END DECLARE SECTION;
210 FILE *fd;
211 int i;
212 struct save_queue *sq;
213
214 fprintf(stderr, "Building the list of everybody\n");
215 sprintf(buf, "%s/list-", nfs_dir);
216 fd = fopen(buf, "w");
217 if (!fd) {
218 fprintf(stderr, "cannot open %s for output\n", buf);
219 exit(MR_OCONFIG);
220 }
221
222 /* make space for group list */
223 groups = create_hash(15000);
224
225 /* retrieve simple groups */
226 EXEC SQL DECLARE l_cursor CURSOR FOR
227 SELECT gid, list_id
228 FROM list
22bc6c27 229 WHERE grouplist != 0 AND active != 0
230 ORDER BY list_id;
f852c398 231 EXEC SQL OPEN l_cursor;
232 while (1) {
233 EXEC SQL FETCH l_cursor INTO :gid, :lid;
234 if (sqlca.sqlcode != 0) break;
235 sprintf(buf, ":%d", gid);
236 hash_store(groups, lid, strsave(buf));
237 }
238 EXEC SQL CLOSE l_cursor;
239
240 /* now do grplists */
241 users = create_hash(10000);
242 EXEC SQL DECLARE u_cursor CURSOR FOR
9c04b191 243 SELECT users_id, login, unix_uid
f852c398 244 FROM users
22bc6c27 245 WHERE status = 1
246 ORDER BY users_id;
f852c398 247 EXEC SQL OPEN u_cursor;
248 while (1) {
249 EXEC SQL FETCH u_cursor INTO :id, :name, :uid;
250 if (sqlca.sqlcode != 0) break;
251 u = (struct user *) malloc(sizeof(struct user));
252 strcpy(u->name, strtrim(name));
253 u->uid = uid;
254 u->lists = NULL;
255 hash_store(users, id, u);
256 }
257 EXEC SQL CLOSE u_cursor;
258
259 EXEC SQL DECLARE m_cursor2 CURSOR FOR
260 SELECT list_id, member_id
261 FROM imembers
22bc6c27 262 WHERE member_type = 'USER'
263 ORDER BY list_id;
f852c398 264 EXEC SQL OPEN m_cursor2;
265 while (1) {
266 EXEC SQL FETCH m_cursor2 INTO :lid, :id;
267 if (sqlca.sqlcode != 0) break;
268 if ((u = (struct user *) hash_lookup(users, id)) &&
269 ((l = hash_lookup(groups, lid)) != NULL)) {
270 g = (struct grp *) malloc(sizeof(struct grp));
271 g->next = u->lists;
272 u->lists = g;
273 g->lid = l;
274 }
275 }
276 EXEC SQL CLOSE m_cursor2;
277
278 for (p = &(users->data[users->size - 1]); p >= users->data; p--) {
279 for (b = *p; b; b = b->next) {
280 u = (struct user *)b->data;
281 sprintf(buf, "%s:%d", u->name, u->uid);
282 for (g = u->lists; g; g = g->next)
283 strcat(buf, g->lid);
284 b->data = strsave(buf);
285 fprintf(fd, "%s\n", buf);
286 }
287 }
288
289 fclose(fd);
22bc6c27 290 return(1);
f852c398 291 sqlerr:
9c04b191 292 db_error(sqlca.sqlcode);
293 exit(MR_DBMS_ERR);
f852c398 294}
295
296
297/* Now do each of the servers, linking the credentials list file and
298 * compiling the quota and dirs files.
299 */
300
301int do_machs(machs)
302struct save_queue *machs;
303{
304 EXEC SQL BEGIN DECLARE SECTION;
305 char *machname, listname[33], dev[33], dir[81], fstype[9];
306 int uid, quota, id, gid, flag1, flag2, flag3, flag4;
307 EXEC SQL END DECLARE SECTION;
9c04b191 308 char file[64], f1[64], f2[64], *cp;
f852c398 309 int prevuid, quotasum, olddev, oldmach;
310 FILE *fd;
311 struct hash *machines;
312
313 fprintf(stderr, "Building machine files\n");
314
f852c398 315
316 machines = create_hash(100);
317 while (sq_get_data(machs, &machname)) {
318 EXEC SQL SELECT s.value3, m.mach_id
319 INTO :listname, :id
320 FROM serverhosts s, machine m
22bc6c27 321 WHERE s.mach_id = m.mach_id AND m.name = :machname AND
322 s.service = 'NFS';
f852c398 323 strtrim(machname);
324 sprintf(f1, "%s/list-%s", nfs_dir, strtrim(listname));
325 sprintf(f2, "%s/%s.cred", nfs_dir, machname);
326 unlink(f2); /* ignore errors on this unlink */
327 if (link(f1, f2)) {
328 fprintf(stderr, "Cannot link %s to %s\n", f1, f2);
329 exit(MR_OCONFIG);
330 }
331 hash_store(machines, id, machname);
332 }
333
334
335 olddev = oldmach = -1;
336 fd = stdin;
337
338 EXEC SQL DECLARE q_cursor CURSOR FOR
22bc6c27 339 SELECT DISTINCT q.quota, q.entity_id, q.phys_id, n.device, n.mach_id
340 FROM quota q, nfsphys n
341 WHERE n.nfsphys_id = q.phys_id AND q.phys_id != 0 AND
342 n.status < 16 AND q.type = 'USER'
343 ORDER BY n.mach_id, q.phys_id, q.entity_id;
f852c398 344 EXEC SQL OPEN q_cursor;
345 while (1) {
346 EXEC SQL FETCH q_cursor INTO :quota, :uid, :flag1, :dev, :flag2;
347 if (sqlca.sqlcode != 0) break;
348 if (flag1 != olddev || flag2 != oldmach) {
22bc6c27 349 if (quotasum)
350 fprintf(fd, "%d %d\n", prevuid, quotasum);
351 if (flag2 == 0 || !hash_lookup(machines, flag2))
352 continue;
353 if (fd != stdin)
354 fclose(fd);
f852c398 355 olddev = flag1;
356 oldmach = flag2;
9c04b191 357 while (cp = strchr(dev, '/')) *cp = '@';
f852c398 358 sprintf(file, "%s/%s.%s.quotas", nfs_dir,
359 hash_lookup(machines, flag2), strtrim(dev));
360 fd = fopen(file, "w");
361 if (!fd) {
362 fprintf(stderr, "cannot open %s for output\n", file);
363 exit(MR_OCONFIG);
364 }
365 prevuid = -1;
366 quotasum = 0;
367 }
368 if (uid != prevuid) {
22bc6c27 369 if ((cp = hash_lookup(users, prevuid)) &&
9c04b191 370 (cp = strchr(cp, ':')))
22bc6c27 371 prevuid = atoi(cp+1);
f852c398 372 if (quotasum)
373 fprintf(fd, "%d %d\n", prevuid, quotasum);
374 prevuid = uid;
375 quotasum = quota;
376 } else {
377 quotasum += quota;
378 }
379 }
380 EXEC SQL CLOSE q_cursor;
22bc6c27 381 if ((cp = hash_lookup(users, prevuid)) &&
9c04b191 382 (cp = strchr(cp, ':')))
22bc6c27 383 prevuid = atoi(cp+1);
f852c398 384 if (quotasum)
385 fprintf(fd, "%d %d\n", prevuid, quotasum);
2ab080f0 386 if (fd != stdin && fclose(fd) == EOF) {
f852c398 387 fprintf(stderr, "error closing %s", file);
388 exit(MR_CCONFIG);
389 }
390
391 olddev = oldmach = -1;
392 fd = stdin;
393 EXEC SQL DECLARE q_cursor2 CURSOR FOR
22bc6c27 394 SELECT DISTINCT q.quota, q.entity_id, q.phys_id, n.device, n.mach_id,
395 n.status
396 FROM quota q, nfsphys n
397 WHERE n.nfsphys_id = q.phys_id AND q.phys_id != 0 AND
398 n.status > 15 AND q.type = 'GROUP'
399 ORDER BY mach_id, phys_id, entity_id;
f852c398 400 EXEC SQL OPEN q_cursor2;
401 while (1) {
402 EXEC SQL FETCH q_cursor2 INTO :quota, :gid, :flag1, :dev,
403 :flag2, :flag3;
404 if (sqlca.sqlcode != 0) break;
405 if (flag1 != olddev || flag2 != oldmach) {
22bc6c27 406 if (quotasum)
407 fprintf(fd, "%d %d\n", prevuid, quotasum);
408 if (flag2 == 0 || !hash_lookup(machines, flag2))
409 continue;
410 if (fd != stdin)
411 fclose(fd);
f852c398 412 olddev = flag1;
413 oldmach = flag2;
9c04b191 414 while (cp = strchr(dev, '/')) *cp = '@';
f852c398 415 sprintf(file, "%s/%s.%s.quotas", nfs_dir,
416 hash_lookup(machines, flag2), strtrim(dev));
417 fd = fopen(file, "w");
418 if (!fd) {
419 fprintf(stderr, "cannot open %s for output\n", file);
420 exit(MR_OCONFIG);
421 }
422 prevuid = -1;
423 quotasum = 0;
424 }
425 if (gid != prevuid) {
22bc6c27 426 if (cp = hash_lookup(groups, prevuid))
427 prevuid = atoi(cp + 1);
f852c398 428 if (quotasum)
429 fprintf(fd, "%d %d\n", prevuid, quotasum);
430 prevuid = gid;
431 quotasum = quota;
432 } else {
433 quotasum += quota;
434 }
435 }
436 EXEC SQL CLOSE q_cursor2;
22bc6c27 437 if (cp = hash_lookup(groups, prevuid))
438 prevuid = atoi(cp + 1);
f852c398 439 if (quotasum)
440 fprintf(fd, "%d %d\n", prevuid, quotasum);
2ab080f0 441 if (fd != stdin && fclose(fd) == EOF) {
f852c398 442 fprintf(stderr, "error closing %s", file);
443 exit(MR_CCONFIG);
444 }
445
446 olddev = oldmach = -1;
22bc6c27 447 fd = stdin;
f852c398 448
449 EXEC SQL DECLARE q_cursor3 CURSOR FOR
9c04b191 450 SELECT DISTINCT f.name, f.lockertype, u.unix_uid, l.gid, f.phys_id,
f852c398 451 f.mach_id, n.device
452 FROM users u, list l, nfsphys n, filesys f
453 WHERE u.users_id = f.owner AND
454 l.list_id = f.owners AND
455 f.createflg != 0 AND f.phys_id != 0 AND
22bc6c27 456 f.type = 'NFS' AND
f852c398 457 f.phys_id = n.nfsphys_id
458 ORDER BY mach_id, phys_id;
459 EXEC SQL OPEN q_cursor3;
460 while (1) {
461 EXEC SQL FETCH q_cursor3 INTO :dir, :fstype, :uid, :gid, :flag1,
462 :flag2, :dev;
463 if (sqlca.sqlcode != 0) break;
9c04b191 464 if ((flag1 != olddev || flag2 != oldmach) &&
465 hash_lookup(machines, flag2)) {
22bc6c27 466 if (fd != stdin)
467 fclose(fd);
f852c398 468 olddev = flag1;
469 oldmach = flag2;
9c04b191 470 while (cp = strchr(dev, '/')) *cp = '@';
f852c398 471 sprintf(file, "%s/%s.%s.dirs", nfs_dir,
472 hash_lookup(machines, flag2), strtrim(dev));
473 fd = fopen(file, "w");
474 if (!fd) {
475 fprintf(stderr, "cannot open %s for output\n", file);
476 exit(MR_OCONFIG);
477 }
478 }
479 fprintf(fd, "%s %d %d %s\n", strtrim(dir), uid, gid, strtrim(fstype));
480 }
481 EXEC SQL CLOSE q_cursor3;
2ab080f0 482 if (fclose(fd) == EOF) {
f852c398 483 fprintf(stderr, "error closing %s", file);
484 exit(MR_CCONFIG);
485 }
486 return(1);
487 sqlerr:
9c04b191 488 db_error(sqlca.sqlcode);
489 exit(MR_DBMS_ERR);
f852c398 490}
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