summaryrefslogtreecommitdiff
path: root/source3/lib/sysquotas_xfs.c
blob: c9a7c5f74320a50957d1cab93423b15fe758a1a9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
/* 
   Unix SMB/CIFS implementation.
   System QUOTA function wrappers for XFS
   Copyright (C) Stefan (metze) Metzmacher	2003
   
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.
   
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/


#include "includes.h"

#ifdef HAVE_XFS_QUOTA
#include "samba_xfs_quota.h"
#define HAVE_LINUX_XFS_QUOTA
#endif

#ifdef HAVE_LINUX_XFS_QUOTA

/* Linux has BBSIZE in <linux/xfs_fs.h>
 * or <xfs/xfs_fs.h>
 * IRIX has BBSIZE in <sys/param.h>
 */
#ifdef HAVE_XFS_FS_HEADER
#include HAVE_XFS_FS_HEADER
#endif

/* on IRIX */
#ifndef Q_XQUOTAON
#define Q_XQUOTAON Q_QUOTAON
#endif /* Q_XQUOTAON */
#ifndef Q_XQUOTAOFF
#define Q_XQUOTAOFF Q_QUOTAOFF
#endif /* Q_XQUOTAOFF */
#ifndef Q_XGETQSTAT
#define Q_XGETQSTAT Q_GETQSTAT
#endif /* Q_XGETQSTAT */


#ifndef BBSHIFT
#define	BBSHIFT		9
#endif /* BBSHIFT */
#ifndef BBSIZE
#define	BBSIZE		(1<<BBSHIFT)
#endif /* BBSIZE */

#ifdef IRIX6
#ifndef QUOTABLOCK_SIZE
#define QUOTABLOCK_SIZE BBSIZE
#endif
#endif

/****************************************************************************
 Abstract out the XFS Quota Manager quota get call.
****************************************************************************/
int sys_get_xfs_quota(const char *path, const char *bdev, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dp)
{
	int ret = -1;
	uint32 qflags = 0;
	SMB_BIG_UINT bsize = (SMB_BIG_UINT)BBSIZE;
	struct fs_disk_quota D;
	struct fs_quota_stat F;
	ZERO_STRUCT(D);
	ZERO_STRUCT(F);

	if (!bdev||!dp)
		smb_panic("sys_get_xfs_quota: called with NULL pointer");
		
	ZERO_STRUCT(*dp);
	dp->qtype = qtype;
		
	switch (qtype) {
		case SMB_USER_QUOTA_TYPE:
			if ((ret=quotactl(QCMD(Q_XGETQUOTA,XFS_USER_QUOTA), bdev, id.uid, (caddr_t)&D)))
				return ret;
			break;
#ifdef HAVE_GROUP_QUOTA
		case SMB_GROUP_QUOTA_TYPE:
			if ((ret=quotactl(QCMD(Q_XGETQUOTA,XFS_GROUP_QUOTA), bdev, id.gid, (caddr_t)&D)))
				return ret;
			break;
#endif /* HAVE_GROUP_QUOTA */
		case SMB_USER_FS_QUOTA_TYPE:	
			quotactl(QCMD(Q_XGETQSTAT,XFS_USER_QUOTA), bdev, -1, (caddr_t)&F);

			if (F.qs_flags & XFS_QUOTA_UDQ_ENFD) {
				qflags |= QUOTAS_DENY_DISK;
			}
			else if (F.qs_flags & XFS_QUOTA_UDQ_ACCT) {
				qflags |= QUOTAS_ENABLED;
			}

			ret = 0;

			break;
#ifdef HAVE_GROUP_QUOTA
		case SMB_GROUP_FS_QUOTA_TYPE:	
			quotactl(QCMD(Q_XGETQSTAT,XFS_GROUP_QUOTA), bdev, -1, (caddr_t)&F);

			if (F.qs_flags & XFS_QUOTA_UDQ_ENFD) {
				qflags |= QUOTAS_DENY_DISK;
			}
			else if (F.qs_flags & XFS_QUOTA_UDQ_ACCT) {
				qflags |= QUOTAS_ENABLED;
			}

			ret = 0;

			break;
#endif /* HAVE_GROUP_QUOTA */
		default:
			errno = ENOSYS;
			return -1;
	}

	dp->bsize = bsize;
	dp->softlimit = (SMB_BIG_UINT)D.d_blk_softlimit;
	dp->hardlimit = (SMB_BIG_UINT)D.d_blk_hardlimit;
	dp->ihardlimit = (SMB_BIG_UINT)D.d_ino_hardlimit;
	dp->isoftlimit = (SMB_BIG_UINT)D.d_ino_softlimit;
	dp->curinodes = (SMB_BIG_UINT)D.d_icount;
	dp->curblocks = (SMB_BIG_UINT)D.d_bcount;
	dp->qflags = qflags;

	return ret;
}

/****************************************************************************
 Abstract out the XFS Quota Manager quota set call.
****************************************************************************/
int sys_set_xfs_quota(const char *path, const char *bdev, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dp)
{
	int ret = -1;
	uint32 qflags = 0;
	SMB_BIG_UINT bsize = (SMB_BIG_UINT)BBSIZE;
	struct fs_disk_quota D;
	struct fs_quota_stat F;
	int q_on = 0;
	int q_off = 0;
	ZERO_STRUCT(D);
	ZERO_STRUCT(F);

	if (!bdev||!dp)
		smb_panic("sys_set_xfs_quota: called with NULL pointer");
	
	if (bsize == dp->bsize) {
		D.d_blk_softlimit = dp->softlimit;
		D.d_blk_hardlimit = dp->hardlimit;
		D.d_ino_hardlimit = dp->ihardlimit;
		D.d_ino_softlimit = dp->isoftlimit;
	} else {
		D.d_blk_softlimit = (dp->softlimit*dp->bsize)/bsize;
		D.d_blk_hardlimit = (dp->hardlimit*dp->bsize)/bsize;
		D.d_ino_hardlimit = (dp->ihardlimit*dp->bsize)/bsize;
		D.d_ino_softlimit = (dp->isoftlimit*dp->bsize)/bsize;		
	}

	qflags = dp->qflags;

	switch (qtype) {
		case SMB_USER_QUOTA_TYPE:
			D.d_fieldmask |= FS_DQ_LIMIT_MASK;
			ret = quotactl(QCMD(Q_XSETQLIM,XFS_USER_QUOTA), bdev, id.uid, (caddr_t)&D);
			break;
#ifdef HAVE_GROUP_QUOTA
		case SMB_GROUP_QUOTA_TYPE:
			D.d_fieldmask |= FS_DQ_LIMIT_MASK;
			ret = quotactl(QCMD(Q_XSETQLIM,XFS_GROUP_QUOTA), bdev, id.gid, (caddr_t)&D);
			break;
#endif /* HAVE_GROUP_QUOTA */
		case SMB_USER_FS_QUOTA_TYPE:
			quotactl(QCMD(Q_XGETQSTAT,XFS_USER_QUOTA), bdev, -1, (caddr_t)&F);
			
			if (qflags & QUOTAS_DENY_DISK) {
				if (!(F.qs_flags & XFS_QUOTA_UDQ_ENFD))
					q_on |= XFS_QUOTA_UDQ_ENFD;
				if (!(F.qs_flags & XFS_QUOTA_UDQ_ACCT))
					q_on |= XFS_QUOTA_UDQ_ACCT;
				
				if (q_on != 0) {
					ret = quotactl(QCMD(Q_XQUOTAON,XFS_USER_QUOTA),bdev, -1, (caddr_t)&q_on);
				} else {
					ret = 0;
				}

			} else if (qflags & QUOTAS_ENABLED) {
				if (F.qs_flags & XFS_QUOTA_UDQ_ENFD)
					q_off |= XFS_QUOTA_UDQ_ENFD;

				if (q_off != 0) {
					ret = quotactl(QCMD(Q_XQUOTAOFF,XFS_USER_QUOTA),bdev, -1, (caddr_t)&q_off);
				} else {
					ret = 0;
				}

				if (!(F.qs_flags & XFS_QUOTA_UDQ_ACCT))
					q_on |= XFS_QUOTA_UDQ_ACCT;

				if (q_on != 0) {
					ret = quotactl(QCMD(Q_XQUOTAON,XFS_USER_QUOTA),bdev, -1, (caddr_t)&q_on);
				} else {
					ret = 0;
				}
			} else {
#if 0
			/* Switch on XFS_QUOTA_UDQ_ACCT didn't work!
			 * only swittching off XFS_QUOTA_UDQ_ACCT work
			 */
				if (F.qs_flags & XFS_QUOTA_UDQ_ENFD)
					q_off |= XFS_QUOTA_UDQ_ENFD;
				if (F.qs_flags & XFS_QUOTA_UDQ_ACCT)
					q_off |= XFS_QUOTA_UDQ_ACCT;

				if (q_off !=0) {
					ret = quotactl(QCMD(Q_XQUOTAOFF,XFS_USER_QUOTA),bdev, -1, (caddr_t)&q_off);
				} else {
					ret = 0;
				}
#else
				ret = -1;
#endif
			}

			break;
#ifdef HAVE_GROUP_QUOTA
		case SMB_GROUP_FS_QUOTA_TYPE:
			quotactl(QCMD(Q_XGETQSTAT,XFS_GROUP_QUOTA), bdev, -1, (caddr_t)&F);
			
			if (qflags & QUOTAS_DENY_DISK) {
				if (!(F.qs_flags & XFS_QUOTA_UDQ_ENFD))
					q_on |= XFS_QUOTA_UDQ_ENFD;
				if (!(F.qs_flags & XFS_QUOTA_UDQ_ACCT))
					q_on |= XFS_QUOTA_UDQ_ACCT;
				
				if (q_on != 0) {
					ret = quotactl(QCMD(Q_XQUOTAON,XFS_GROUP_QUOTA),bdev, -1, (caddr_t)&q_on);
				} else {
					ret = 0;
				}

			} else if (qflags & QUOTAS_ENABLED) {
				if (F.qs_flags & XFS_QUOTA_UDQ_ENFD)
					q_off |= XFS_QUOTA_UDQ_ENFD;

				if (q_off != 0) {
					ret = quotactl(QCMD(Q_XQUOTAOFF,XFS_GROUP_QUOTA),bdev, -1, (caddr_t)&q_off);
				} else {
					ret = 0;
				}

				if (!(F.qs_flags & XFS_QUOTA_UDQ_ACCT))
					q_on |= XFS_QUOTA_UDQ_ACCT;

				if (q_on != 0) {
					ret = quotactl(QCMD(Q_XQUOTAON,XFS_GROUP_QUOTA),bdev, -1, (caddr_t)&q_on);
				} else {
					ret = 0;
				}
			} else {
#if 0
			/* Switch on XFS_QUOTA_UDQ_ACCT didn't work!
			 * only swittching off XFS_QUOTA_UDQ_ACCT work
			 */
				if (F.qs_flags & XFS_QUOTA_UDQ_ENFD)
					q_off |= XFS_QUOTA_UDQ_ENFD;
				if (F.qs_flags & XFS_QUOTA_UDQ_ACCT)
					q_off |= XFS_QUOTA_UDQ_ACCT;

				if (q_off !=0) {
					ret = quotactl(QCMD(Q_XQUOTAOFF,XFS_GROUP_QUOTA),bdev, -1, (caddr_t)&q_off);
				} else {
					ret = 0;
				}
#else
				ret = -1;
#endif
			}

			break;
#endif /* HAVE_GROUP_QUOTA */
		default:
			errno = ENOSYS;
			return -1;
	}

	return ret;
}

#endif /* HAVE_LINUX_XFS_QUOTA */