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-rw-r--r--source3/modules/vfs_default_quota.c180
1 files changed, 180 insertions, 0 deletions
diff --git a/source3/modules/vfs_default_quota.c b/source3/modules/vfs_default_quota.c
new file mode 100644
index 0000000000..1294a51533
--- /dev/null
+++ b/source3/modules/vfs_default_quota.c
@@ -0,0 +1,180 @@
+/*
+ * Store default Quotas in a specified quota record
+ *
+ * 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"
+
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_VFS
+
+#define DEFAULT_QUOTA_NAME "default_quota"
+
+#define DEFAULT_QUOTA_UID_DEFAULT 0
+#define DEFAULT_QUOTA_UID_NOLIMIT_DEFAULT True
+#define DEFAULT_QUOTA_GID_DEFAULT 0
+#define DEFAULT_QUOTA_GID_NOLIMIT_DEFAULT True
+
+#define DEFAULT_QUOTA_UID(handle) \
+ (uid_t)lp_parm_int(SNUM((handle)->conn),DEFAULT_QUOTA_NAME,"uid",DEFAULT_QUOTA_UID_DEFAULT)
+
+#define DEFAULT_QUOTA_UID_NOLIMIT(handle) \
+ lp_parm_bool(SNUM((handle)->conn),DEFAULT_QUOTA_NAME,"uid nolimit",DEFAULT_QUOTA_UID_NOLIMIT_DEFAULT)
+
+#define DEFAULT_QUOTA_GID(handle) \
+ (gid_t)lp_parm_int(SNUM((handle)->conn),DEFAULT_QUOTA_NAME,"gid",DEFAULT_QUOTA_GID_DEFAULT)
+
+#define DEFAULT_QUOTA_GID_NOLIMIT(handle) \
+ lp_parm_bool(SNUM((handle)->conn),DEFAULT_QUOTA_NAME,"gid nolimit",DEFAULT_QUOTA_GID_NOLIMIT_DEFAULT)
+
+static int default_quota_get_quota(vfs_handle_struct *handle, connection_struct *conn, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dq)
+{
+ int ret = -1;
+
+ if ((ret=SMB_VFS_NEXT_GET_QUOTA(handle, conn, qtype, id, dq))!=0) {
+ return ret;
+ }
+
+ switch (qtype) {
+ case SMB_USER_QUOTA_TYPE:
+ /* we use id.uid == 0 for default quotas */
+ if ((id.uid==DEFAULT_QUOTA_UID(handle)) &&
+ DEFAULT_QUOTA_UID_NOLIMIT(handle)) {
+ SMB_QUOTAS_SET_NO_LIMIT(dq);
+ }
+ break;
+#ifdef HAVE_GROUP_QUOTA
+ case SMB_GROUP_QUOTA_TYPE:
+ /* we use id.gid == 0 for default quotas */
+ if ((id.gid==DEFAULT_QUOTA_GID(handle)) &&
+ DEFAULT_QUOTA_GID_NOLIMIT(handle)) {
+ SMB_QUOTAS_SET_NO_LIMIT(dq);
+ }
+ break;
+#endif /* HAVE_GROUP_QUOTA */
+ case SMB_USER_FS_QUOTA_TYPE:
+ {
+ unid_t qid;
+ uint32 qflags = dq->qflags;
+ qid.uid = DEFAULT_QUOTA_UID(handle);
+ SMB_VFS_NEXT_GET_QUOTA(handle, conn, SMB_USER_QUOTA_TYPE, qid, dq);
+ dq->qflags = qflags;
+ }
+ break;
+#ifdef HAVE_GROUP_QUOTA
+ case SMB_GROUP_FS_QUOTA_TYPE:
+ {
+ unid_t qid;
+ uint32 qflags = dq->qflags;
+ qid.gid = DEFAULT_QUOTA_GID(handle);
+ SMB_VFS_NEXT_GET_QUOTA(handle, conn, SMB_GROUP_QUOTA_TYPE, qid, dq);
+ dq->qflags = qflags;
+ }
+ break;
+#endif /* HAVE_GROUP_QUOTA */
+ default:
+ errno = ENOSYS;
+ return -1;
+ break;
+ }
+
+ return ret;
+}
+
+static int default_quota_set_quota(vfs_handle_struct *handle, connection_struct *conn, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dq)
+{
+ int ret = -1;
+
+ switch (qtype) {
+ case SMB_USER_QUOTA_TYPE:
+ /* we use id.uid == 0 for default quotas */
+ if ((id.uid==DEFAULT_QUOTA_UID(handle)) &&
+ DEFAULT_QUOTA_UID_NOLIMIT(handle)) {
+ return -1;
+ }
+ break;
+#ifdef HAVE_GROUP_QUOTA
+ case SMB_GROUP_QUOTA_TYPE:
+ /* we use id.gid == 0 for default quotas */
+ if ((id.gid==DEFAULT_QUOTA_GID(handle)) &&
+ DEFAULT_QUOTA_GID_NOLIMIT(handle)) {
+ return -1;
+ }
+ break;
+#endif /* HAVE_GROUP_QUOTA */
+ case SMB_USER_FS_QUOTA_TYPE:
+ break;
+#ifdef HAVE_GROUP_QUOTA
+ case SMB_GROUP_FS_QUOTA_TYPE:
+ break;
+#endif /* HAVE_GROUP_QUOTA */
+ default:
+ errno = ENOSYS;
+ return -1;
+ break;
+ }
+
+ if ((ret=SMB_VFS_NEXT_SET_QUOTA(handle, conn, qtype, id, dq))!=0) {
+ return ret;
+ }
+
+ switch (qtype) {
+ case SMB_USER_QUOTA_TYPE:
+ break;
+#ifdef HAVE_GROUP_QUOTA
+ case SMB_GROUP_QUOTA_TYPE:
+ break;
+#endif /* HAVE_GROUP_QUOTA */
+ case SMB_USER_FS_QUOTA_TYPE:
+ {
+ unid_t qid;
+ qid.uid = DEFAULT_QUOTA_UID(handle);
+ ret = SMB_VFS_NEXT_SET_QUOTA(handle, conn, SMB_USER_QUOTA_TYPE, qid, dq);
+ }
+ break;
+#ifdef HAVE_GROUP_QUOTA
+ case SMB_GROUP_FS_QUOTA_TYPE:
+ {
+ unid_t qid;
+ qid.gid = DEFAULT_QUOTA_GID(handle);
+ ret = SMB_VFS_NEXT_SET_QUOTA(handle, conn, SMB_GROUP_QUOTA_TYPE, qid, dq);
+ }
+ break;
+#endif /* HAVE_GROUP_QUOTA */
+ default:
+ errno = ENOSYS;
+ return -1;
+ break;
+ }
+
+ return ret;
+}
+
+/* VFS operations structure */
+
+static vfs_op_tuple default_quota_ops[] = {
+ {SMB_VFS_OP(default_quota_get_quota), SMB_VFS_OP_GET_QUOTA, SMB_VFS_LAYER_TRANSPARENT},
+ {SMB_VFS_OP(default_quota_set_quota), SMB_VFS_OP_SET_QUOTA, SMB_VFS_LAYER_TRANSPARENT},
+
+ {SMB_VFS_OP(NULL), SMB_VFS_OP_NOOP, SMB_VFS_LAYER_NOOP}
+};
+
+NTSTATUS vfs_default_quota_init(void)
+{
+ return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, DEFAULT_QUOTA_NAME, default_quota_ops);
+}