Commit | Line | Data |
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2a18434a | 1 | /* |
2fe4291d | 2 | * Copyright (c) 1980, 1990 Regents of the University of California. |
7a7c7584 KB |
3 | * All rights reserved. |
4 | * | |
2fe4291d KM |
5 | * This code is derived from software contributed to Berkeley by |
6 | * Robert Elz at The University of Melbourne. | |
7 | * | |
32ce521f | 8 | * %sccs.include.redist.c% |
2a18434a KM |
9 | */ |
10 | ||
11 | #ifndef lint | |
12 | char copyright[] = | |
2fe4291d | 13 | "@(#) Copyright (c) 1980, 1990 Regents of the University of California.\n\ |
2a18434a | 14 | All rights reserved.\n"; |
7a7c7584 | 15 | #endif /* not lint */ |
2a18434a | 16 | |
311ea057 | 17 | #ifndef lint |
1032f6ad | 18 | static char sccsid[] = "@(#)edquota.c 5.16 (Berkeley) %G%"; |
7a7c7584 | 19 | #endif /* not lint */ |
311ea057 KM |
20 | |
21 | /* | |
22 | * Disk quota editor. | |
23 | */ | |
311ea057 | 24 | #include <sys/param.h> |
311ea057 KM |
25 | #include <sys/stat.h> |
26 | #include <sys/file.h> | |
2fe4291d | 27 | #include <sys/wait.h> |
1032f6ad | 28 | #include <ufs/ufs/quota.h> |
0086a7e5 KB |
29 | #include <errno.h> |
30 | #include <fstab.h> | |
31 | #include <pwd.h> | |
2fe4291d | 32 | #include <grp.h> |
0086a7e5 KB |
33 | #include <ctype.h> |
34 | #include <stdio.h> | |
2fe4291d | 35 | #include <string.h> |
2e433f8d | 36 | #include "pathnames.h" |
311ea057 | 37 | |
78b244e9 KM |
38 | char *qfname = QUOTAFILENAME; |
39 | char *qfextension[] = INITQFNAMES; | |
40 | char *quotagroup = QUOTAGROUP; | |
2fe4291d | 41 | char tmpfil[] = _PATH_TMP; |
311ea057 | 42 | |
2fe4291d KM |
43 | struct quotause { |
44 | struct quotause *next; | |
45 | long flags; | |
46 | struct dqblk dqblk; | |
47 | char fsname[MAXPATHLEN + 1]; | |
fcdc0813 | 48 | char qfname[1]; /* actually longer */ |
2fe4291d KM |
49 | } *getprivs(); |
50 | #define FOUND 0x01 | |
311ea057 KM |
51 | |
52 | main(argc, argv) | |
2fe4291d KM |
53 | register char **argv; |
54 | int argc; | |
311ea057 | 55 | { |
2fe4291d KM |
56 | register struct quotause *qup, *protoprivs, *curprivs; |
57 | extern char *optarg; | |
58 | extern int optind; | |
59 | register long id, protoid; | |
60 | register int quotatype, tmpfd; | |
61 | char *protoname, ch; | |
62 | int tflag = 0, pflag = 0; | |
63 | ||
64 | if (argc < 2) | |
65 | usage(); | |
311ea057 | 66 | if (getuid()) { |
2fe4291d | 67 | fprintf(stderr, "edquota: permission denied\n"); |
311ea057 KM |
68 | exit(1); |
69 | } | |
2fe4291d KM |
70 | quotatype = USRQUOTA; |
71 | while ((ch = getopt(argc, argv, "ugtp:")) != EOF) { | |
72 | switch(ch) { | |
73 | case 'p': | |
74 | protoname = optarg; | |
75 | pflag++; | |
76 | break; | |
77 | case 'g': | |
78 | quotatype = GRPQUOTA; | |
79 | break; | |
80 | case 'u': | |
81 | quotatype = USRQUOTA; | |
82 | break; | |
83 | case 't': | |
84 | tflag++; | |
85 | break; | |
86 | default: | |
87 | usage(); | |
88 | } | |
89 | } | |
90 | argc -= optind; | |
91 | argv += optind; | |
92 | if (pflag) { | |
93 | if ((protoid = getentry(protoname, quotatype)) == -1) | |
61184f42 | 94 | exit(1); |
2fe4291d KM |
95 | protoprivs = getprivs(protoid, quotatype); |
96 | for (qup = protoprivs; qup; qup = qup->next) { | |
97 | qup->dqblk.dqb_btime = 0; | |
98 | qup->dqblk.dqb_itime = 0; | |
61184f42 | 99 | } |
61184f42 | 100 | while (argc-- > 0) { |
2fe4291d | 101 | if ((id = getentry(*argv++, quotatype)) < 0) |
61184f42 | 102 | continue; |
2fe4291d | 103 | putprivs(id, quotatype, protoprivs); |
61184f42 | 104 | } |
61184f42 KM |
105 | exit(0); |
106 | } | |
2fe4291d KM |
107 | tmpfd = mkstemp(tmpfil); |
108 | fchown(tmpfd, getuid(), getgid()); | |
109 | if (tflag) { | |
110 | protoprivs = getprivs(0, quotatype); | |
111 | if (writetimes(protoprivs, tmpfd, quotatype) == 0) | |
112 | exit(1); | |
113 | if (editit(tmpfil) && readtimes(protoprivs, tmpfd)) | |
114 | putprivs(0, quotatype, protoprivs); | |
115 | freeprivs(protoprivs); | |
116 | exit(0); | |
117 | } | |
118 | for ( ; argc > 0; argc--, argv++) { | |
119 | if ((id = getentry(*argv, quotatype)) == -1) | |
120 | continue; | |
121 | curprivs = getprivs(id, quotatype); | |
122 | if (writeprivs(curprivs, tmpfd, *argv, quotatype) == 0) | |
61184f42 | 123 | continue; |
2fe4291d KM |
124 | if (editit(tmpfil) && readprivs(curprivs, tmpfd)) |
125 | putprivs(id, quotatype, curprivs); | |
126 | freeprivs(curprivs); | |
61184f42 | 127 | } |
2fe4291d | 128 | close(tmpfd); |
311ea057 KM |
129 | unlink(tmpfil); |
130 | exit(0); | |
131 | } | |
132 | ||
2fe4291d KM |
133 | usage() |
134 | { | |
135 | fprintf(stderr, "%s%s%s%s", | |
136 | "Usage: edquota [-u] [-p username] username ...\n", | |
137 | "\tedquota -g [-p groupname] groupname ...\n", | |
138 | "\tedquota [-u] -t\n", "\tedquota -g -t\n"); | |
139 | exit(1); | |
140 | } | |
141 | ||
142 | /* | |
143 | * This routine converts a name for a particular quota type to | |
144 | * an identifier. This routine must agree with the kernel routine | |
145 | * getinoquota as to the interpretation of quota types. | |
146 | */ | |
147 | getentry(name, quotatype) | |
61184f42 | 148 | char *name; |
2fe4291d | 149 | int quotatype; |
311ea057 | 150 | { |
61184f42 | 151 | struct passwd *pw; |
2fe4291d | 152 | struct group *gr; |
311ea057 KM |
153 | |
154 | if (alldigits(name)) | |
2fe4291d KM |
155 | return (atoi(name)); |
156 | switch(quotatype) { | |
157 | case USRQUOTA: | |
158 | if (pw = getpwnam(name)) | |
159 | return (pw->pw_uid); | |
61184f42 | 160 | fprintf(stderr, "%s: no such user\n", name); |
2fe4291d KM |
161 | break; |
162 | case GRPQUOTA: | |
163 | if (gr = getgrnam(name)) | |
164 | return (gr->gr_gid); | |
165 | fprintf(stderr, "%s: no such group\n", name); | |
166 | break; | |
167 | default: | |
168 | fprintf(stderr, "%d: unknown quota type\n", quotatype); | |
169 | break; | |
311ea057 | 170 | } |
2fe4291d KM |
171 | sleep(1); |
172 | return (-1); | |
311ea057 KM |
173 | } |
174 | ||
2fe4291d KM |
175 | /* |
176 | * Collect the requested quota information. | |
177 | */ | |
178 | struct quotause * | |
179 | getprivs(id, quotatype) | |
180 | register long id; | |
181 | int quotatype; | |
182 | { | |
183 | register struct fstab *fs; | |
2fe4291d KM |
184 | register struct quotause *qup, *quptail; |
185 | struct quotause *quphead; | |
fcdc0813 KM |
186 | int qcmd, qupsize, fd; |
187 | char *qfpathname; | |
2fe4291d KM |
188 | static int warned = 0; |
189 | extern int errno; | |
190 | ||
191 | setfsent(); | |
192 | quphead = (struct quotause *)0; | |
193 | qcmd = QCMD(Q_GETQUOTA, quotatype); | |
194 | while (fs = getfsent()) { | |
fcdc0813 | 195 | if (strcmp(fs->fs_vfstype, "ufs")) |
2fe4291d | 196 | continue; |
fcdc0813 | 197 | if (!hasquota(fs, quotatype, &qfpathname)) |
2fe4291d | 198 | continue; |
fcdc0813 KM |
199 | qupsize = sizeof(*qup) + strlen(qfpathname); |
200 | if ((qup = (struct quotause *)malloc(qupsize)) == NULL) { | |
2fe4291d KM |
201 | fprintf(stderr, "edquota: out of memory\n"); |
202 | exit(2); | |
203 | } | |
fcdc0813 | 204 | if (quotactl(fs->fs_file, qcmd, id, &qup->dqblk) != 0) { |
2fe4291d KM |
205 | if (errno == EOPNOTSUPP && !warned) { |
206 | warned++; | |
207 | fprintf(stderr, "Warning: %s\n", | |
208 | "Quotas are not compiled into this kernel"); | |
209 | sleep(3); | |
210 | } | |
fcdc0813 KM |
211 | if ((fd = open(qfpathname, O_RDONLY)) < 0) { |
212 | fd = open(qfpathname, O_RDWR|O_CREAT, 0640); | |
213 | if (fd < 0 && errno != ENOENT) { | |
214 | perror(qfpathname); | |
215 | free(qup); | |
216 | continue; | |
217 | } | |
218 | fprintf(stderr, "Creating quota file %s\n", | |
219 | qfpathname); | |
220 | sleep(3); | |
221 | (void) fchown(fd, getuid(), | |
222 | getentry(quotagroup, GRPQUOTA)); | |
223 | (void) fchmod(fd, 0640); | |
224 | } | |
2fe4291d KM |
225 | lseek(fd, (long)(id * sizeof(struct dqblk)), L_SET); |
226 | switch (read(fd, &qup->dqblk, sizeof(struct dqblk))) { | |
227 | case 0: /* EOF */ | |
228 | /* | |
229 | * Convert implicit 0 quota (EOF) | |
230 | * into an explicit one (zero'ed dqblk) | |
231 | */ | |
232 | bzero((caddr_t)&qup->dqblk, | |
233 | sizeof(struct dqblk)); | |
234 | break; | |
235 | ||
236 | case sizeof(struct dqblk): /* OK */ | |
237 | break; | |
238 | ||
239 | default: /* ERROR */ | |
240 | fprintf(stderr, "edquota: read error in "); | |
fcdc0813 | 241 | perror(qfpathname); |
2fe4291d KM |
242 | close(fd); |
243 | free(qup); | |
244 | continue; | |
245 | } | |
fcdc0813 | 246 | close(fd); |
2fe4291d | 247 | } |
fcdc0813 | 248 | strcpy(qup->qfname, qfpathname); |
2fe4291d KM |
249 | strcpy(qup->fsname, fs->fs_file); |
250 | if (quphead == NULL) | |
251 | quphead = qup; | |
252 | else | |
253 | quptail->next = qup; | |
254 | quptail = qup; | |
255 | qup->next = 0; | |
256 | } | |
257 | endfsent(); | |
258 | return (quphead); | |
259 | } | |
260 | ||
261 | /* | |
262 | * Store the requested quota information. | |
263 | */ | |
264 | putprivs(id, quotatype, quplist) | |
265 | long id; | |
266 | int quotatype; | |
267 | struct quotause *quplist; | |
268 | { | |
269 | register struct quotause *qup; | |
2fe4291d KM |
270 | int qcmd, fd; |
271 | ||
272 | qcmd = QCMD(Q_SETQUOTA, quotatype); | |
273 | for (qup = quplist; qup; qup = qup->next) { | |
fcdc0813 | 274 | if (quotactl(qup->fsname, qcmd, id, &qup->dqblk) == 0) |
2fe4291d | 275 | continue; |
fcdc0813 KM |
276 | if ((fd = open(qup->qfname, O_WRONLY)) < 0) { |
277 | perror(qup->qfname); | |
2fe4291d KM |
278 | } else { |
279 | lseek(fd, (long)id * (long)sizeof (struct dqblk), 0); | |
280 | if (write(fd, &qup->dqblk, sizeof (struct dqblk)) != | |
281 | sizeof (struct dqblk)) { | |
282 | fprintf(stderr, "edquota: "); | |
fcdc0813 | 283 | perror(qup->qfname); |
2fe4291d KM |
284 | } |
285 | close(fd); | |
286 | } | |
287 | } | |
288 | } | |
289 | ||
290 | /* | |
291 | * Take a list of priviledges and get it edited. | |
292 | */ | |
293 | editit(tmpfile) | |
294 | char *tmpfile; | |
311ea057 | 295 | { |
a08c12bc | 296 | long omask; |
2fe4291d KM |
297 | int pid, stat; |
298 | extern char *getenv(); | |
311ea057 | 299 | |
a08c12bc | 300 | omask = sigblock(sigmask(SIGINT)|sigmask(SIGQUIT)|sigmask(SIGHUP)); |
311ea057 KM |
301 | top: |
302 | if ((pid = fork()) < 0) { | |
303 | extern errno; | |
304 | ||
305 | if (errno == EPROCLIM) { | |
306 | fprintf(stderr, "You have too many processes\n"); | |
307 | return(0); | |
308 | } | |
309 | if (errno == EAGAIN) { | |
310 | sleep(1); | |
311 | goto top; | |
312 | } | |
313 | perror("fork"); | |
314 | return (0); | |
315 | } | |
316 | if (pid == 0) { | |
317 | register char *ed; | |
318 | ||
8daa86a6 | 319 | sigsetmask(omask); |
311ea057 KM |
320 | setgid(getgid()); |
321 | setuid(getuid()); | |
311ea057 | 322 | if ((ed = getenv("EDITOR")) == (char *)0) |
7abf8d65 | 323 | ed = _PATH_VI; |
2fe4291d | 324 | execlp(ed, ed, tmpfile, 0); |
311ea057 KM |
325 | perror(ed); |
326 | exit(1); | |
327 | } | |
2fe4291d | 328 | waitpid(pid, &stat, 0); |
8daa86a6 | 329 | sigsetmask(omask); |
2fe4291d KM |
330 | if (!WIFEXITED(stat) || WEXITSTATUS(stat) != 0) |
331 | return (0); | |
332 | return (1); | |
311ea057 KM |
333 | } |
334 | ||
2fe4291d KM |
335 | /* |
336 | * Convert a quotause list to an ASCII file. | |
337 | */ | |
338 | writeprivs(quplist, outfd, name, quotatype) | |
339 | struct quotause *quplist; | |
340 | int outfd; | |
341 | char *name; | |
342 | int quotatype; | |
311ea057 | 343 | { |
2fe4291d | 344 | register struct quotause *qup; |
311ea057 KM |
345 | FILE *fd; |
346 | ||
153748b4 | 347 | ftruncate(outfd, 0); |
2fe4291d KM |
348 | lseek(outfd, 0, L_SET); |
349 | if ((fd = fdopen(dup(outfd), "w")) == NULL) { | |
311ea057 KM |
350 | fprintf(stderr, "edquota: "); |
351 | perror(tmpfil); | |
352 | exit(1); | |
353 | } | |
2fe4291d KM |
354 | fprintf(fd, "Quotas for %s %s:\n", qfextension[quotatype], name); |
355 | for (qup = quplist; qup; qup = qup->next) { | |
356 | fprintf(fd, "%s: %s %d, limits (soft = %d, hard = %d)\n", | |
357 | qup->fsname, "blocks in use:", | |
358 | dbtob(qup->dqblk.dqb_curblocks) / 1024, | |
359 | dbtob(qup->dqblk.dqb_bsoftlimit) / 1024, | |
360 | dbtob(qup->dqblk.dqb_bhardlimit) / 1024); | |
361 | fprintf(fd, "%s %d, limits (soft = %d, hard = %d)\n", | |
362 | "\tinodes in use:", qup->dqblk.dqb_curinodes, | |
363 | qup->dqblk.dqb_isoftlimit, qup->dqblk.dqb_ihardlimit); | |
311ea057 KM |
364 | } |
365 | fclose(fd); | |
2fe4291d | 366 | return (1); |
311ea057 KM |
367 | } |
368 | ||
2fe4291d KM |
369 | /* |
370 | * Merge changes to an ASCII file into a quotause list. | |
371 | */ | |
372 | readprivs(quplist, infd) | |
373 | struct quotause *quplist; | |
374 | int infd; | |
311ea057 | 375 | { |
2fe4291d | 376 | register struct quotause *qup; |
311ea057 | 377 | FILE *fd; |
2fe4291d KM |
378 | int cnt; |
379 | register char *cp; | |
380 | struct dqblk dqblk; | |
381 | char *fsp, line1[BUFSIZ], line2[BUFSIZ]; | |
311ea057 | 382 | |
2fe4291d KM |
383 | lseek(infd, 0, L_SET); |
384 | fd = fdopen(dup(infd), "r"); | |
311ea057 KM |
385 | if (fd == NULL) { |
386 | fprintf(stderr, "Can't re-read temp file!!\n"); | |
2fe4291d | 387 | return (0); |
311ea057 | 388 | } |
2fe4291d KM |
389 | /* |
390 | * Discard title line, then read pairs of lines to process. | |
391 | */ | |
392 | (void) fgets(line1, sizeof (line1), fd); | |
393 | while (fgets(line1, sizeof (line1), fd) != NULL && | |
394 | fgets(line2, sizeof (line2), fd) != NULL) { | |
395 | if ((fsp = strtok(line1, " \t:")) == NULL) { | |
396 | fprintf(stderr, "%s: bad format\n", line1); | |
397 | return (0); | |
398 | } | |
399 | if ((cp = strtok((char *)0, "\n")) == NULL) { | |
400 | fprintf(stderr, "%s: %s: bad format\n", fsp, | |
401 | &fsp[strlen(fsp) + 1]); | |
402 | return (0); | |
403 | } | |
404 | cnt = sscanf(cp, | |
405 | " blocks in use: %d, limits (soft = %d, hard = %d)", | |
406 | &dqblk.dqb_curblocks, &dqblk.dqb_bsoftlimit, | |
407 | &dqblk.dqb_bhardlimit); | |
408 | if (cnt != 3) { | |
409 | fprintf(stderr, "%s:%s: bad format\n", fsp, cp); | |
410 | return (0); | |
411 | } | |
412 | dqblk.dqb_curblocks = btodb(dqblk.dqb_curblocks * 1024); | |
413 | dqblk.dqb_bsoftlimit = btodb(dqblk.dqb_bsoftlimit * 1024); | |
414 | dqblk.dqb_bhardlimit = btodb(dqblk.dqb_bhardlimit * 1024); | |
415 | if ((cp = strtok(line2, "\n")) == NULL) { | |
416 | fprintf(stderr, "%s: %s: bad format\n", fsp, line2); | |
417 | return (0); | |
418 | } | |
419 | cnt = sscanf(cp, | |
420 | "\tinodes in use: %d, limits (soft = %d, hard = %d)", | |
421 | &dqblk.dqb_curinodes, &dqblk.dqb_isoftlimit, | |
422 | &dqblk.dqb_ihardlimit); | |
423 | if (cnt != 3) { | |
424 | fprintf(stderr, "%s: %s: bad format\n", fsp, line2); | |
425 | return (0); | |
426 | } | |
427 | for (qup = quplist; qup; qup = qup->next) { | |
428 | if (strcmp(fsp, qup->fsname)) | |
429 | continue; | |
430 | /* | |
431 | * Cause time limit to be reset when the quota | |
432 | * is next used if previously had no soft limit | |
433 | * or were under it, but now have a soft limit | |
434 | * and are over it. | |
435 | */ | |
436 | if (dqblk.dqb_bsoftlimit && | |
437 | qup->dqblk.dqb_curblocks >= dqblk.dqb_bsoftlimit && | |
438 | (qup->dqblk.dqb_bsoftlimit == 0 || | |
439 | qup->dqblk.dqb_curblocks < | |
440 | qup->dqblk.dqb_bsoftlimit)) | |
441 | qup->dqblk.dqb_btime = 0; | |
442 | if (dqblk.dqb_isoftlimit && | |
443 | qup->dqblk.dqb_curinodes >= dqblk.dqb_isoftlimit && | |
444 | (qup->dqblk.dqb_isoftlimit == 0 || | |
445 | qup->dqblk.dqb_curinodes < | |
446 | qup->dqblk.dqb_isoftlimit)) | |
447 | qup->dqblk.dqb_itime = 0; | |
448 | qup->dqblk.dqb_bsoftlimit = dqblk.dqb_bsoftlimit; | |
449 | qup->dqblk.dqb_bhardlimit = dqblk.dqb_bhardlimit; | |
450 | qup->dqblk.dqb_isoftlimit = dqblk.dqb_isoftlimit; | |
451 | qup->dqblk.dqb_ihardlimit = dqblk.dqb_ihardlimit; | |
452 | qup->flags |= FOUND; | |
453 | if (dqblk.dqb_curblocks == qup->dqblk.dqb_curblocks && | |
454 | dqblk.dqb_curinodes == qup->dqblk.dqb_curinodes) | |
455 | break; | |
456 | fprintf(stderr, | |
457 | "%s: cannot change current allocation\n", fsp); | |
311ea057 | 458 | break; |
2fe4291d KM |
459 | } |
460 | } | |
461 | fclose(fd); | |
462 | /* | |
463 | * Disable quotas for any filesystems that have not been found. | |
464 | */ | |
465 | for (qup = quplist; qup; qup = qup->next) { | |
466 | if (qup->flags & FOUND) { | |
467 | qup->flags &= ~FOUND; | |
1cfb1c19 KM |
468 | continue; |
469 | } | |
2fe4291d KM |
470 | qup->dqblk.dqb_bsoftlimit = 0; |
471 | qup->dqblk.dqb_bhardlimit = 0; | |
472 | qup->dqblk.dqb_isoftlimit = 0; | |
473 | qup->dqblk.dqb_ihardlimit = 0; | |
474 | } | |
475 | return (1); | |
476 | } | |
477 | ||
478 | /* | |
479 | * Convert a quotause list to an ASCII file of grace times. | |
480 | */ | |
481 | writetimes(quplist, outfd, quotatype) | |
482 | struct quotause *quplist; | |
483 | int outfd; | |
484 | int quotatype; | |
485 | { | |
486 | register struct quotause *qup; | |
487 | char *cvtstoa(); | |
488 | FILE *fd; | |
489 | ||
153748b4 | 490 | ftruncate(outfd, 0); |
2fe4291d KM |
491 | lseek(outfd, 0, L_SET); |
492 | if ((fd = fdopen(dup(outfd), "w")) == NULL) { | |
493 | fprintf(stderr, "edquota: "); | |
494 | perror(tmpfil); | |
495 | exit(1); | |
496 | } | |
497 | fprintf(fd, "Time units may be: days, hours, minutes, or seconds\n"); | |
498 | fprintf(fd, "Grace period before enforcing soft limits for %ss:\n", | |
499 | qfextension[quotatype]); | |
500 | for (qup = quplist; qup; qup = qup->next) { | |
501 | fprintf(fd, "%s: block grace period: %s, ", | |
502 | qup->fsname, cvtstoa(qup->dqblk.dqb_btime)); | |
503 | fprintf(fd, "file grace period: %s\n", | |
504 | cvtstoa(qup->dqblk.dqb_itime)); | |
311ea057 KM |
505 | } |
506 | fclose(fd); | |
2fe4291d KM |
507 | return (1); |
508 | } | |
509 | ||
510 | /* | |
511 | * Merge changes of grace times in an ASCII file into a quotause list. | |
512 | */ | |
513 | readtimes(quplist, infd) | |
514 | struct quotause *quplist; | |
515 | int infd; | |
516 | { | |
517 | register struct quotause *qup; | |
518 | FILE *fd; | |
519 | int cnt; | |
520 | register char *cp; | |
521 | time_t itime, btime, iseconds, bseconds; | |
522 | char *fsp, bunits[10], iunits[10], line1[BUFSIZ]; | |
523 | ||
524 | lseek(infd, 0, L_SET); | |
525 | fd = fdopen(dup(infd), "r"); | |
526 | if (fd == NULL) { | |
527 | fprintf(stderr, "Can't re-read temp file!!\n"); | |
528 | return (0); | |
529 | } | |
530 | /* | |
531 | * Discard two title lines, then read lines to process. | |
532 | */ | |
533 | (void) fgets(line1, sizeof (line1), fd); | |
534 | (void) fgets(line1, sizeof (line1), fd); | |
535 | while (fgets(line1, sizeof (line1), fd) != NULL) { | |
536 | if ((fsp = strtok(line1, " \t:")) == NULL) { | |
537 | fprintf(stderr, "%s: bad format\n", line1); | |
538 | return (0); | |
539 | } | |
540 | if ((cp = strtok((char *)0, "\n")) == NULL) { | |
541 | fprintf(stderr, "%s: %s: bad format\n", fsp, | |
542 | &fsp[strlen(fsp) + 1]); | |
543 | return (0); | |
544 | } | |
545 | cnt = sscanf(cp, | |
546 | " block grace period: %d %s file grace period: %d %s", | |
547 | &btime, bunits, &itime, iunits); | |
548 | if (cnt != 4) { | |
549 | fprintf(stderr, "%s:%s: bad format\n", fsp, cp); | |
550 | return (0); | |
551 | } | |
552 | if (cvtatos(btime, bunits, &bseconds) == 0) | |
553 | return (0); | |
554 | if (cvtatos(itime, iunits, &iseconds) == 0) | |
555 | return (0); | |
556 | for (qup = quplist; qup; qup = qup->next) { | |
557 | if (strcmp(fsp, qup->fsname)) | |
558 | continue; | |
559 | qup->dqblk.dqb_btime = bseconds; | |
560 | qup->dqblk.dqb_itime = iseconds; | |
561 | qup->flags |= FOUND; | |
311ea057 | 562 | break; |
311ea057 | 563 | } |
311ea057 | 564 | } |
2fe4291d KM |
565 | fclose(fd); |
566 | /* | |
567 | * reset default grace periods for any filesystems | |
568 | * that have not been found. | |
569 | */ | |
570 | for (qup = quplist; qup; qup = qup->next) { | |
571 | if (qup->flags & FOUND) { | |
572 | qup->flags &= ~FOUND; | |
573 | continue; | |
311ea057 | 574 | } |
2fe4291d KM |
575 | qup->dqblk.dqb_btime = 0; |
576 | qup->dqblk.dqb_itime = 0; | |
311ea057 | 577 | } |
2fe4291d | 578 | return (1); |
311ea057 KM |
579 | } |
580 | ||
2fe4291d KM |
581 | /* |
582 | * Convert seconds to ASCII times. | |
583 | */ | |
311ea057 | 584 | char * |
2fe4291d KM |
585 | cvtstoa(time) |
586 | time_t time; | |
587 | { | |
588 | static char buf[20]; | |
589 | ||
590 | if (time % (24 * 60 * 60) == 0) { | |
591 | time /= 24 * 60 * 60; | |
592 | sprintf(buf, "%d day%s", time, time == 1 ? "" : "s"); | |
593 | } else if (time % (60 * 60) == 0) { | |
594 | time /= 60 * 60; | |
595 | sprintf(buf, "%d hour%s", time, time == 1 ? "" : "s"); | |
596 | } else if (time % 60 == 0) { | |
597 | time /= 60; | |
598 | sprintf(buf, "%d minute%s", time, time == 1 ? "" : "s"); | |
599 | } else | |
600 | sprintf(buf, "%d second%s", time, time == 1 ? "" : "s"); | |
601 | return (buf); | |
602 | } | |
603 | ||
604 | /* | |
605 | * Convert ASCII input times to seconds. | |
606 | */ | |
607 | cvtatos(time, units, seconds) | |
608 | time_t time; | |
609 | char *units; | |
610 | time_t *seconds; | |
311ea057 | 611 | { |
311ea057 | 612 | |
2fe4291d KM |
613 | if (bcmp(units, "second", 6) == 0) |
614 | *seconds = time; | |
615 | else if (bcmp(units, "minute", 6) == 0) | |
616 | *seconds = time * 60; | |
617 | else if (bcmp(units, "hour", 4) == 0) | |
618 | *seconds = time * 60 * 60; | |
619 | else if (bcmp(units, "day", 3) == 0) | |
620 | *seconds = time * 24 * 60 * 60; | |
621 | else { | |
622 | printf("%s: bad units, specify %s\n", units, | |
623 | "days, hours, minutes, or seconds"); | |
624 | return (0); | |
311ea057 | 625 | } |
2fe4291d | 626 | return (1); |
311ea057 KM |
627 | } |
628 | ||
2fe4291d KM |
629 | /* |
630 | * Free a list of quotause structures. | |
631 | */ | |
632 | freeprivs(quplist) | |
633 | struct quotause *quplist; | |
634 | { | |
635 | register struct quotause *qup, *nextqup; | |
636 | ||
637 | for (qup = quplist; qup; qup = nextqup) { | |
638 | nextqup = qup->next; | |
639 | free(qup); | |
640 | } | |
641 | } | |
642 | ||
643 | /* | |
644 | * Check whether a string is completely composed of digits. | |
645 | */ | |
311ea057 KM |
646 | alldigits(s) |
647 | register char *s; | |
648 | { | |
649 | register c; | |
650 | ||
651 | c = *s++; | |
652 | do { | |
653 | if (!isdigit(c)) | |
654 | return (0); | |
655 | } while (c = *s++); | |
656 | return (1); | |
657 | } | |
658 | ||
2fe4291d KM |
659 | /* |
660 | * Check to see if a particular quota is to be enabled. | |
661 | */ | |
fcdc0813 KM |
662 | hasquota(fs, type, qfnamep) |
663 | register struct fstab *fs; | |
2fe4291d | 664 | int type; |
fcdc0813 | 665 | char **qfnamep; |
311ea057 | 666 | { |
2fe4291d | 667 | register char *opt; |
fcdc0813 | 668 | char *cp, *index(), *strtok(); |
2fe4291d | 669 | static char initname, usrname[100], grpname[100]; |
fcdc0813 | 670 | static char buf[BUFSIZ]; |
311ea057 | 671 | |
2fe4291d KM |
672 | if (!initname) { |
673 | sprintf(usrname, "%s%s", qfextension[USRQUOTA], qfname); | |
674 | sprintf(grpname, "%s%s", qfextension[GRPQUOTA], qfname); | |
675 | initname = 1; | |
311ea057 | 676 | } |
fcdc0813 | 677 | strcpy(buf, fs->fs_mntops); |
2fe4291d | 678 | for (opt = strtok(buf, ","); opt; opt = strtok(NULL, ",")) { |
fcdc0813 KM |
679 | if (cp = index(opt, '=')) |
680 | *cp++ = '\0'; | |
2fe4291d | 681 | if (type == USRQUOTA && strcmp(opt, usrname) == 0) |
fcdc0813 | 682 | break; |
2fe4291d | 683 | if (type == GRPQUOTA && strcmp(opt, grpname) == 0) |
fcdc0813 | 684 | break; |
311ea057 | 685 | } |
fcdc0813 KM |
686 | if (!opt) |
687 | return (0); | |
688 | if (cp) { | |
689 | *qfnamep = cp; | |
690 | return (1); | |
691 | } | |
692 | (void) sprintf(buf, "%s/%s.%s", fs->fs_file, qfname, qfextension[type]); | |
693 | *qfnamep = buf; | |
694 | return (1); | |
311ea057 | 695 | } |