source: trunk-3.0/source/lib/sysquotas_xfs.c@ 102

Last change on this file since 102 was 1, checked in by Paul Smedley, 18 years ago

Initial code import
File size: 8.7 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3 System QUOTA function wrappers for XFS
4 Copyright (C) Stefan (metze) Metzmacher 2003
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19*/
20
21
22#include "includes.h"
23
24#undef DBGC_CLASS
25#define DBGC_CLASS DBGC_QUOTA
26
27#ifndef HAVE_SYS_QUOTAS
28#ifdef HAVE_XFS_QUOTAS
29#undef HAVE_XFS_QUOTAS
30#endif
31#endif
32
33#ifdef HAVE_XFS_QUOTAS
34
35#ifdef HAVE_LINUX_XFS_QUOTAS
36#include "samba_linux_quota.h"
37#include "samba_xfs_quota.h"
38#define HAVE_GROUP_QUOTA
39#else /* IRIX */
40#include <sys/quota.h>
41#endif
42
43/* on IRIX */
44#ifndef Q_XQUOTAON
45#define Q_XQUOTAON Q_QUOTAON
46#endif /* Q_XQUOTAON */
47#ifndef Q_XQUOTAOFF
48#define Q_XQUOTAOFF Q_QUOTAOFF
49#endif /* Q_XQUOTAOFF */
50#ifndef Q_XGETQSTAT
51#define Q_XGETQSTAT Q_GETQSTAT
52#endif /* Q_XGETQSTAT */
53
54/* currently doesn't support Group and Project quotas on IRIX
55 */
56
57#ifndef QCMD
58#define QCMD(x,y) x
59#endif
60
61/*
62 * IRIX has BBSIZE in <sys/param.h>
63 */
64#ifndef BBSHIFT
65#define BBSHIFT 9
66#endif /* BBSHIFT */
67#ifndef BBSIZE
68#define BBSIZE (1<<BBSHIFT)
69#endif /* BBSIZE */
70
71/****************************************************************************
72 Abstract out the XFS Quota Manager quota get call.
73****************************************************************************/
74int sys_get_xfs_quota(const char *path, const char *bdev, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dp)
75{
76 int ret = -1;
77 uint32 qflags = 0;
78 SMB_BIG_UINT bsize = (SMB_BIG_UINT)BBSIZE;
79 struct fs_disk_quota D;
80 struct fs_quota_stat F;
81 ZERO_STRUCT(D);
82 ZERO_STRUCT(F);
83
84 if (!bdev||!dp)
85 smb_panic("sys_get_xfs_quota: called with NULL pointer");
86
87 ZERO_STRUCT(*dp);
88 dp->qtype = qtype;
89
90 switch (qtype) {
91 case SMB_USER_QUOTA_TYPE:
92 DEBUG(10,("sys_get_xfs_quota: path[%s] bdev[%s] SMB_USER_QUOTA_TYPE uid[%u]\n",
93 path, bdev, (unsigned)id.uid));
94
95 if ((ret=quotactl(QCMD(Q_XGETQUOTA,USRQUOTA), bdev, id.uid, (caddr_t)&D)))
96 return ret;
97 break;
98#ifdef HAVE_GROUP_QUOTA
99 case SMB_GROUP_QUOTA_TYPE:
100 DEBUG(10,("sys_get_xfs_quota: path[%s] bdev[%s] SMB_GROUP_QUOTA_TYPE gid[%u]\n",
101 path, bdev, (unsigned)id.gid));
102
103 if ((ret=quotactl(QCMD(Q_XGETQUOTA,GRPQUOTA), bdev, id.gid, (caddr_t)&D)))
104 return ret;
105 break;
106#endif /* HAVE_GROUP_QUOTA */
107 case SMB_USER_FS_QUOTA_TYPE:
108 DEBUG(10,("sys_get_xfs_quota: path[%s] bdev[%s] SMB_USER_FS_QUOTA_TYPE (uid[%u])\n",
109 path, bdev, (unsigned)id.uid));
110
111 quotactl(QCMD(Q_XGETQSTAT,USRQUOTA), bdev, -1, (caddr_t)&F);
112
113 if (F.qs_flags & XFS_QUOTA_UDQ_ENFD) {
114 qflags |= QUOTAS_DENY_DISK;
115 }
116 else if (F.qs_flags & XFS_QUOTA_UDQ_ACCT) {
117 qflags |= QUOTAS_ENABLED;
118 }
119
120 ret = 0;
121
122 break;
123#ifdef HAVE_GROUP_QUOTA
124 case SMB_GROUP_FS_QUOTA_TYPE:
125 DEBUG(10,("sys_get_xfs_quota: path[%s] bdev[%s] SMB_GROUP_FS_QUOTA_TYPE (gid[%u])\n",
126 path, bdev, (unsigned)id.gid));
127
128 quotactl(QCMD(Q_XGETQSTAT,GRPQUOTA), bdev, -1, (caddr_t)&F);
129
130 if (F.qs_flags & XFS_QUOTA_GDQ_ENFD) {
131 qflags |= QUOTAS_DENY_DISK;
132 }
133 else if (F.qs_flags & XFS_QUOTA_GDQ_ACCT) {
134 qflags |= QUOTAS_ENABLED;
135 }
136
137 ret = 0;
138
139 break;
140#endif /* HAVE_GROUP_QUOTA */
141 default:
142 errno = ENOSYS;
143 return -1;
144 }
145
146 dp->bsize = bsize;
147 dp->softlimit = (SMB_BIG_UINT)D.d_blk_softlimit;
148 dp->hardlimit = (SMB_BIG_UINT)D.d_blk_hardlimit;
149 dp->ihardlimit = (SMB_BIG_UINT)D.d_ino_hardlimit;
150 dp->isoftlimit = (SMB_BIG_UINT)D.d_ino_softlimit;
151 dp->curinodes = (SMB_BIG_UINT)D.d_icount;
152 dp->curblocks = (SMB_BIG_UINT)D.d_bcount;
153 dp->qflags = qflags;
154
155 return ret;
156}
157
158/****************************************************************************
159 Abstract out the XFS Quota Manager quota set call.
160****************************************************************************/
161int sys_set_xfs_quota(const char *path, const char *bdev, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dp)
162{
163 int ret = -1;
164 uint32 qflags = 0;
165 SMB_BIG_UINT bsize = (SMB_BIG_UINT)BBSIZE;
166 struct fs_disk_quota D;
167 struct fs_quota_stat F;
168 int q_on = 0;
169 int q_off = 0;
170 ZERO_STRUCT(D);
171 ZERO_STRUCT(F);
172
173 if (!bdev||!dp)
174 smb_panic("sys_set_xfs_quota: called with NULL pointer");
175
176 if (bsize == dp->bsize) {
177 D.d_blk_softlimit = dp->softlimit;
178 D.d_blk_hardlimit = dp->hardlimit;
179 D.d_ino_hardlimit = dp->ihardlimit;
180 D.d_ino_softlimit = dp->isoftlimit;
181 } else {
182 D.d_blk_softlimit = (dp->softlimit*dp->bsize)/bsize;
183 D.d_blk_hardlimit = (dp->hardlimit*dp->bsize)/bsize;
184 D.d_ino_hardlimit = (dp->ihardlimit*dp->bsize)/bsize;
185 D.d_ino_softlimit = (dp->isoftlimit*dp->bsize)/bsize;
186 }
187
188 qflags = dp->qflags;
189
190 switch (qtype) {
191 case SMB_USER_QUOTA_TYPE:
192 DEBUG(10,("sys_set_xfs_quota: path[%s] bdev[%s] SMB_USER_QUOTA_TYPE uid[%u]\n",
193 path, bdev, (unsigned)id.uid));
194
195 D.d_fieldmask |= FS_DQ_LIMIT_MASK;
196 ret = quotactl(QCMD(Q_XSETQLIM,USRQUOTA), bdev, id.uid, (caddr_t)&D);
197 break;
198#ifdef HAVE_GROUP_QUOTA
199 case SMB_GROUP_QUOTA_TYPE:
200 DEBUG(10,("sys_set_xfs_quota: path[%s] bdev[%s] SMB_GROUP_QUOTA_TYPE gid[%u]\n",
201 path, bdev, (unsigned)id.gid));
202
203 D.d_fieldmask |= FS_DQ_LIMIT_MASK;
204 ret = quotactl(QCMD(Q_XSETQLIM,GRPQUOTA), bdev, id.gid, (caddr_t)&D);
205 break;
206#endif /* HAVE_GROUP_QUOTA */
207 case SMB_USER_FS_QUOTA_TYPE:
208 DEBUG(10,("sys_set_xfs_quota: path[%s] bdev[%s] SMB_USER_FS_QUOTA_TYPE (uid[%u])\n",
209 path, bdev, (unsigned)id.uid));
210
211 quotactl(QCMD(Q_XGETQSTAT,USRQUOTA), bdev, -1, (caddr_t)&F);
212
213 if (qflags & QUOTAS_DENY_DISK) {
214 if (!(F.qs_flags & XFS_QUOTA_UDQ_ENFD))
215 q_on |= XFS_QUOTA_UDQ_ENFD;
216 if (!(F.qs_flags & XFS_QUOTA_UDQ_ACCT))
217 q_on |= XFS_QUOTA_UDQ_ACCT;
218
219 if (q_on != 0) {
220 ret = quotactl(QCMD(Q_XQUOTAON,USRQUOTA),bdev, -1, (caddr_t)&q_on);
221 } else {
222 ret = 0;
223 }
224
225 } else if (qflags & QUOTAS_ENABLED) {
226 if (F.qs_flags & XFS_QUOTA_UDQ_ENFD)
227 q_off |= XFS_QUOTA_UDQ_ENFD;
228
229 if (q_off != 0) {
230 ret = quotactl(QCMD(Q_XQUOTAOFF,USRQUOTA),bdev, -1, (caddr_t)&q_off);
231 } else {
232 ret = 0;
233 }
234
235 if (!(F.qs_flags & XFS_QUOTA_UDQ_ACCT))
236 q_on |= XFS_QUOTA_UDQ_ACCT;
237
238 if (q_on != 0) {
239 ret = quotactl(QCMD(Q_XQUOTAON,USRQUOTA),bdev, -1, (caddr_t)&q_on);
240 } else {
241 ret = 0;
242 }
243 } else {
244#if 0
245 /* Switch on XFS_QUOTA_UDQ_ACCT didn't work!
246 * only swittching off XFS_QUOTA_UDQ_ACCT work
247 */
248 if (F.qs_flags & XFS_QUOTA_UDQ_ENFD)
249 q_off |= XFS_QUOTA_UDQ_ENFD;
250 if (F.qs_flags & XFS_QUOTA_UDQ_ACCT)
251 q_off |= XFS_QUOTA_UDQ_ACCT;
252
253 if (q_off !=0) {
254 ret = quotactl(QCMD(Q_XQUOTAOFF,USRQUOTA),bdev, -1, (caddr_t)&q_off);
255 } else {
256 ret = 0;
257 }
258#else
259 ret = -1;
260#endif
261 }
262
263 break;
264#ifdef HAVE_GROUP_QUOTA
265 case SMB_GROUP_FS_QUOTA_TYPE:
266 DEBUG(10,("sys_set_xfs_quota: path[%s] bdev[%s] SMB_GROUP_FS_QUOTA_TYPE (gid[%u])\n",
267 path, bdev, (unsigned)id.gid));
268
269 quotactl(QCMD(Q_XGETQSTAT,GRPQUOTA), bdev, -1, (caddr_t)&F);
270
271 if (qflags & QUOTAS_DENY_DISK) {
272 if (!(F.qs_flags & XFS_QUOTA_GDQ_ENFD))
273 q_on |= XFS_QUOTA_GDQ_ENFD;
274 if (!(F.qs_flags & XFS_QUOTA_GDQ_ACCT))
275 q_on |= XFS_QUOTA_GDQ_ACCT;
276
277 if (q_on != 0) {
278 ret = quotactl(QCMD(Q_XQUOTAON,GRPQUOTA),bdev, -1, (caddr_t)&q_on);
279 } else {
280 ret = 0;
281 }
282
283 } else if (qflags & QUOTAS_ENABLED) {
284 if (F.qs_flags & XFS_QUOTA_GDQ_ENFD)
285 q_off |= XFS_QUOTA_GDQ_ENFD;
286
287 if (q_off != 0) {
288 ret = quotactl(QCMD(Q_XQUOTAOFF,GRPQUOTA),bdev, -1, (caddr_t)&q_off);
289 } else {
290 ret = 0;
291 }
292
293 if (!(F.qs_flags & XFS_QUOTA_GDQ_ACCT))
294 q_on |= XFS_QUOTA_GDQ_ACCT;
295
296 if (q_on != 0) {
297 ret = quotactl(QCMD(Q_XQUOTAON,GRPQUOTA),bdev, -1, (caddr_t)&q_on);
298 } else {
299 ret = 0;
300 }
301 } else {
302#if 0
303 /* Switch on XFS_QUOTA_UDQ_ACCT didn't work!
304 * only swittching off XFS_QUOTA_UDQ_ACCT work
305 */
306 if (F.qs_flags & XFS_QUOTA_GDQ_ENFD)
307 q_off |= XFS_QUOTA_GDQ_ENFD;
308 if (F.qs_flags & XFS_QUOTA_GDQ_ACCT)
309 q_off |= XFS_QUOTA_GDQ_ACCT;
310
311 if (q_off !=0) {
312 ret = quotactl(QCMD(Q_XQUOTAOFF,GRPQUOTA),bdev, -1, (caddr_t)&q_off);
313 } else {
314 ret = 0;
315 }
316#else
317 ret = -1;
318#endif
319 }
320
321 break;
322#endif /* HAVE_GROUP_QUOTA */
323 default:
324 errno = ENOSYS;
325 return -1;
326 }
327
328 return ret;
329}
330
331#else /* HAVE_XFS_QUOTAS */
332 void dummy_sysquotas_xfs(void);
333
334 void dummy_sysquotas_xfs(void){}
335#endif /* HAVE_XFS_QUOTAS */
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