2 Unix SMB/CIFS implementation.
3 System QUOTA function wrappers for NFS
4 Copyright (C) Michael Adam 2010
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 3 of the License, or
9 (at your option) any later version.
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.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
24 #define DBGC_CLASS DBGC_QUOTA
26 #ifndef HAVE_SYS_QUOTAS
27 #ifdef HAVE_NFS_QUOTAS
28 #undef HAVE_NFS_QUOTAS
32 #ifdef HAVE_NFS_QUOTAS
36 * This is based on the FreeBSD / SUNOS5 section of quotas.c
39 /* <rpc/xdr.h> uses TRUE and FALSE */
49 #include <rpc/types.h>
51 #include <rpcsvc/rquota.h>
52 #ifdef HAVE_RPC_NETTYPE_H
53 #include <rpc/nettype.h>
57 #define RQ_PATHLEN 1024
60 #ifdef HAVE_GETQUOTA_RSLT_GETQUOTA_RSLT_U
61 #define GQR_RQUOTA getquota_rslt_u.gqr_rquota
62 #define GQR_STATUS status
64 #define GQR_RQUOTA gqr_rquota
65 #define GQR_STATUS gqr_status
68 static int my_xdr_getquota_args(XDR *xdrsp, struct getquota_args *args)
70 if (!xdr_string(xdrsp, &args->gqa_pathp, RQ_PATHLEN ))
72 if (!xdr_int(xdrsp, &args->gqa_uid))
77 static int my_xdr_getquota_rslt(XDR *xdrsp, struct getquota_rslt *gqr)
81 if (!xdr_int(xdrsp, "astat)) {
82 DEBUG(6,("nfs_quotas: Status bad or zero\n"));
85 gqr->GQR_STATUS = quotastat;
87 if (!xdr_int(xdrsp, &gqr->GQR_RQUOTA.rq_bsize)) {
88 DEBUG(6,("nfs_quotas: Block size bad or zero\n"));
91 if (!xdr_bool(xdrsp, &gqr->GQR_RQUOTA.rq_active)) {
92 DEBUG(6,("nfs_quotas: Active bad or zero\n"));
95 if (!xdr_int(xdrsp, (int *)&gqr->GQR_RQUOTA.rq_bhardlimit)) {
96 DEBUG(6,("nfs_quotas: Hardlimit bad or zero\n"));
99 if (!xdr_int(xdrsp, (int *)&gqr->GQR_RQUOTA.rq_bsoftlimit)) {
100 DEBUG(6,("nfs_quotas: Softlimit bad or zero\n"));
103 if (!xdr_int(xdrsp, (int *)&gqr->GQR_RQUOTA.rq_curblocks)) {
104 DEBUG(6,("nfs_quotas: Currentblocks bad or zero\n"));
111 int sys_get_nfs_quota(const char *path, const char *bdev,
112 enum SMB_QUOTA_TYPE qtype,
113 unid_t id, SMB_DISK_QUOTA *dp)
116 struct getquota_rslt gq_rslt;
117 struct getquota_args gq_args;
119 char *cutstr, *host, *testpath;
121 static struct timeval timeout = {2,0};
122 enum clnt_stat clnt_stat;
127 if (!path || !bdev || !dp) {
128 smb_panic("sys_get_nfs_quota: called with NULL pointer");
131 DEBUG(10, ("sys_get_nfs_quota: path[%s] bdev[%s] qtype[%d]\n",
138 if (qtype != SMB_USER_QUOTA_TYPE) {
139 DEBUG(3, ("sys_get_nfs_quota: got unsupported quota type '%d', "
140 "only supported type is '%d' (SMB_USER_QUOTA_TYPE)\n",
141 qtype, SMB_USER_QUOTA_TYPE));
147 len = strcspn(mnttype, ":");
148 cutstr = (char *) SMB_MALLOC(len+1);
149 if (cutstr == NULL) {
154 memset(cutstr, '\0', len+1);
155 host = strncat(cutstr, mnttype, sizeof(char) * len);
156 testpath = strchr_m(mnttype, ':');
157 if (testpath == NULL) {
162 gq_args.gqa_pathp = testpath;
163 gq_args.gqa_uid = id.uid;
165 DEBUG(10, ("sys_get_nfs_quotas: Asking for quota of path '%s' on "
166 "host '%s', rpcprog '%i', rpcvers '%i', network '%s'\n",
167 host, testpath+1, (int)RQUOTAPROG, (int)RQUOTAVERS, "udp"));
169 clnt = clnt_create(host, RQUOTAPROG, RQUOTAVERS, "udp");
175 clnt->cl_auth = authunix_create_default();
176 if (clnt->cl_auth == NULL) {
177 DEBUG(3, ("sys_get_nfs_quotas: authunix_create_default "
183 clnt_stat = clnt_call(clnt,
185 (const xdrproc_t) my_xdr_getquota_args,
187 (const xdrproc_t) my_xdr_getquota_rslt,
191 if (clnt_stat != RPC_SUCCESS) {
192 if (errno == ECONNREFUSED) {
193 /* If we cannot connect with rpc.quotad, it may
194 * simply be because there's no quota on the remote
197 DBG_INFO("clnt_call failed with ECONNREFUSED - "
198 "assuming no quotas on server\n");
201 int save_errno = errno;
202 DBG_NOTICE("clnt_call failed - %s\n", strerror(errno));
209 DEBUG(10, ("sys_get_nfs_quotas: getquota_rslt:\n"
213 "bhardlimit : '%u'\n"
214 "bsoftlimit : '%u'\n"
216 "fhardlimit : '%u'\n"
217 "fsoftlimit : '%u'\n"
220 "ftimeleft : '%u'\n",
222 gq_rslt.GQR_RQUOTA.rq_bsize,
223 gq_rslt.GQR_RQUOTA.rq_active?"yes":"no",
224 gq_rslt.GQR_RQUOTA.rq_bhardlimit,
225 gq_rslt.GQR_RQUOTA.rq_bsoftlimit,
226 gq_rslt.GQR_RQUOTA.rq_curblocks,
227 gq_rslt.GQR_RQUOTA.rq_fhardlimit,
228 gq_rslt.GQR_RQUOTA.rq_fsoftlimit,
229 gq_rslt.GQR_RQUOTA.rq_curfiles,
230 gq_rslt.GQR_RQUOTA.rq_btimeleft,
231 gq_rslt.GQR_RQUOTA.rq_ftimeleft));
236 * 2 if there is no quota set, and
237 * 3 if no permission to get the quota.
240 switch (gq_rslt.GQR_STATUS) {
242 DEBUG(10, ("sys_get_nfs_quotas: Good quota data\n"));
243 dp->bsize = (uint64_t)gq_rslt.GQR_RQUOTA.rq_bsize;
244 dp->softlimit = gq_rslt.GQR_RQUOTA.rq_bsoftlimit;
245 dp->hardlimit = gq_rslt.GQR_RQUOTA.rq_bhardlimit;
246 dp->curblocks = gq_rslt.GQR_RQUOTA.rq_curblocks;
250 DEBUG(5, ("sys_get_nfs_quotas: No quota set\n"));
251 SMB_QUOTAS_SET_NO_LIMIT(dp);
255 DEBUG(3, ("sys_get_nfs_quotas: no permission to get quota\n"));
261 DEBUG(5, ("sys_get_nfs_quotas: Unknown remote quota status "
262 "code '%i'\n", gq_rslt.GQR_STATUS));
275 auth_destroy(clnt->cl_auth);
282 DEBUG(10, ("sys_get_nfs_quotas: finished\n" ));
286 int sys_set_nfs_quota(const char *path, const char *bdev,
287 enum SMB_QUOTA_TYPE qtype,
288 unid_t id, SMB_DISK_QUOTA *dp)
290 DEBUG(1, ("sys_set_nfs_quota : not supported\n"));
295 #else /* HAVE_NFS_QUOTAS */
297 void dummy_sysquotas_nfs(void);
298 void dummy_sysquotas_nfs(void) {}
300 #endif /* HAVE_NFS_QUOTAS */