diff options
Diffstat (limited to 'source4/ntvfs/posix/pvfs_mkdir.c')
| -rw-r--r-- | source4/ntvfs/posix/pvfs_mkdir.c | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/source4/ntvfs/posix/pvfs_mkdir.c b/source4/ntvfs/posix/pvfs_mkdir.c new file mode 100644 index 0000000..2cf43ab --- /dev/null +++ b/source4/ntvfs/posix/pvfs_mkdir.c @@ -0,0 +1,196 @@ +/* + Unix SMB/CIFS implementation. + + POSIX NTVFS backend - mkdir and rmdir + + Copyright (C) Andrew Tridgell 2004 + + 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 3 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, see <http://www.gnu.org/licenses/>. +*/ + +#include "includes.h" +#include "system/dir.h" +#include "vfs_posix.h" +#include "librpc/gen_ndr/security.h" + +/* + create a directory with EAs +*/ +static NTSTATUS pvfs_t2mkdir(struct pvfs_state *pvfs, + struct ntvfs_request *req, union smb_mkdir *md) +{ + NTSTATUS status; + struct pvfs_filename *name; + mode_t mode; + + /* resolve the cifs name to a posix name */ + status = pvfs_resolve_name(pvfs, req, md->t2mkdir.in.path, 0, &name); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + if (name->exists) { + return NT_STATUS_OBJECT_NAME_COLLISION; + } + + status = pvfs_access_check_parent(pvfs, req, name, SEC_DIR_ADD_FILE); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + mode = pvfs_fileperms(pvfs, FILE_ATTRIBUTE_DIRECTORY); + + if (pvfs_sys_mkdir(pvfs, name->full_name, mode, name->allow_override) == -1) { + return pvfs_map_errno(pvfs, errno); + } + + pvfs_xattr_unlink_hook(pvfs, name->full_name); + + status = pvfs_resolve_name(pvfs, req, md->t2mkdir.in.path, 0, &name); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + if (!name->exists || + !(name->dos.attrib & FILE_ATTRIBUTE_DIRECTORY)) { + return NT_STATUS_INTERNAL_ERROR; + } + + /* setup an inherited acl from the parent */ + status = pvfs_acl_inherit(pvfs, req, name, -1); + if (!NT_STATUS_IS_OK(status)) { + pvfs_sys_rmdir(pvfs, name->full_name, name->allow_override); + return status; + } + + /* setup any EAs that were asked for */ + status = pvfs_setfileinfo_ea_set(pvfs, name, -1, + md->t2mkdir.in.num_eas, + md->t2mkdir.in.eas); + if (!NT_STATUS_IS_OK(status)) { + pvfs_sys_rmdir(pvfs, name->full_name, name->allow_override); + return status; + } + + notify_trigger(pvfs->notify_context, + NOTIFY_ACTION_ADDED, + FILE_NOTIFY_CHANGE_DIR_NAME, + name->full_name); + + return NT_STATUS_OK; +} + +/* + create a directory +*/ +NTSTATUS pvfs_mkdir(struct ntvfs_module_context *ntvfs, + struct ntvfs_request *req, union smb_mkdir *md) +{ + struct pvfs_state *pvfs = talloc_get_type(ntvfs->private_data, + struct pvfs_state); + NTSTATUS status; + struct pvfs_filename *name; + mode_t mode; + + if (md->generic.level == RAW_MKDIR_T2MKDIR) { + return pvfs_t2mkdir(pvfs, req, md); + } + + if (md->generic.level != RAW_MKDIR_MKDIR) { + return NT_STATUS_INVALID_LEVEL; + } + + /* resolve the cifs name to a posix name */ + status = pvfs_resolve_name(pvfs, req, md->mkdir.in.path, 0, &name); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + if (name->exists) { + return NT_STATUS_OBJECT_NAME_COLLISION; + } + + status = pvfs_access_check_parent(pvfs, req, name, SEC_DIR_ADD_FILE); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + mode = pvfs_fileperms(pvfs, FILE_ATTRIBUTE_DIRECTORY); + + if (pvfs_sys_mkdir(pvfs, name->full_name, mode, name->allow_override) == -1) { + return pvfs_map_errno(pvfs, errno); + } + + pvfs_xattr_unlink_hook(pvfs, name->full_name); + + /* setup an inherited acl from the parent */ + status = pvfs_acl_inherit(pvfs, req, name, -1); + if (!NT_STATUS_IS_OK(status)) { + pvfs_sys_rmdir(pvfs, name->full_name, name->allow_override); + return status; + } + + notify_trigger(pvfs->notify_context, + NOTIFY_ACTION_ADDED, + FILE_NOTIFY_CHANGE_DIR_NAME, + name->full_name); + + return NT_STATUS_OK; +} + +/* + remove a directory +*/ +NTSTATUS pvfs_rmdir(struct ntvfs_module_context *ntvfs, + struct ntvfs_request *req, struct smb_rmdir *rd) +{ + struct pvfs_state *pvfs = talloc_get_type(ntvfs->private_data, + struct pvfs_state); + NTSTATUS status; + struct pvfs_filename *name; + + /* resolve the cifs name to a posix name */ + status = pvfs_resolve_name(pvfs, req, rd->in.path, 0, &name); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + if (!name->exists) { + return NT_STATUS_OBJECT_NAME_NOT_FOUND; + } + + status = pvfs_access_check_simple(pvfs, req, name, SEC_STD_DELETE); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + status = pvfs_xattr_unlink_hook(pvfs, name->full_name); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + if (pvfs_sys_rmdir(pvfs, name->full_name, name->allow_override) == -1) { + /* some olders systems don't return ENOTEMPTY to rmdir() */ + if (errno == EEXIST) { + return NT_STATUS_DIRECTORY_NOT_EMPTY; + } + return pvfs_map_errno(pvfs, errno); + } + + notify_trigger(pvfs->notify_context, + NOTIFY_ACTION_REMOVED, + FILE_NOTIFY_CHANGE_DIR_NAME, + name->full_name); + + return NT_STATUS_OK; +} |