LCOV - code coverage report
Current view: top level - source4/ntvfs/posix - pvfs_mkdir.c (source / functions) Hit Total Coverage
Test: coverage report for master 2b515b7d Lines: 59 84 70.2 %
Date: 2024-02-28 12:06:22 Functions: 3 3 100.0 %

          Line data    Source code
       1             : /* 
       2             :    Unix SMB/CIFS implementation.
       3             : 
       4             :    POSIX NTVFS backend - mkdir and rmdir
       5             : 
       6             :    Copyright (C) Andrew Tridgell 2004
       7             : 
       8             :    This program is free software; you can redistribute it and/or modify
       9             :    it under the terms of the GNU General Public License as published by
      10             :    the Free Software Foundation; either version 3 of the License, or
      11             :    (at your option) any later version.
      12             :    
      13             :    This program is distributed in the hope that it will be useful,
      14             :    but WITHOUT ANY WARRANTY; without even the implied warranty of
      15             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      16             :    GNU General Public License for more details.
      17             :    
      18             :    You should have received a copy of the GNU General Public License
      19             :    along with this program.  If not, see <http://www.gnu.org/licenses/>.
      20             : */
      21             : 
      22             : #include "includes.h"
      23             : #include "system/dir.h"
      24             : #include "vfs_posix.h"
      25             : #include "librpc/gen_ndr/security.h"
      26             : 
      27             : /*
      28             :   create a directory with EAs
      29             : */
      30           3 : static NTSTATUS pvfs_t2mkdir(struct pvfs_state *pvfs,
      31             :                              struct ntvfs_request *req, union smb_mkdir *md)
      32             : {
      33           0 :         NTSTATUS status;
      34           0 :         struct pvfs_filename *name;
      35           0 :         mode_t mode;
      36             : 
      37             :         /* resolve the cifs name to a posix name */
      38           3 :         status = pvfs_resolve_name(pvfs, req, md->t2mkdir.in.path, 0, &name);
      39           3 :         if (!NT_STATUS_IS_OK(status)) {
      40           1 :                 return status;
      41             :         }
      42             : 
      43           2 :         if (name->exists) {
      44           0 :                 return NT_STATUS_OBJECT_NAME_COLLISION;
      45             :         }
      46             : 
      47           2 :         status = pvfs_access_check_parent(pvfs, req, name, SEC_DIR_ADD_FILE);
      48           2 :         if (!NT_STATUS_IS_OK(status)) {
      49           0 :                 return status;
      50             :         }
      51             : 
      52           2 :         mode = pvfs_fileperms(pvfs, FILE_ATTRIBUTE_DIRECTORY);
      53             : 
      54           2 :         if (pvfs_sys_mkdir(pvfs, name->full_name, mode, name->allow_override) == -1) {
      55           0 :                 return pvfs_map_errno(pvfs, errno);
      56             :         }
      57             : 
      58           2 :         pvfs_xattr_unlink_hook(pvfs, name->full_name);
      59             : 
      60           2 :         status = pvfs_resolve_name(pvfs, req, md->t2mkdir.in.path, 0, &name);
      61           2 :         if (!NT_STATUS_IS_OK(status)) {
      62           0 :                 return status;
      63             :         }
      64           2 :         if (!name->exists ||
      65           2 :             !(name->dos.attrib & FILE_ATTRIBUTE_DIRECTORY)) {
      66           0 :                 return NT_STATUS_INTERNAL_ERROR;
      67             :         }
      68             : 
      69             :         /* setup an inherited acl from the parent */
      70           2 :         status = pvfs_acl_inherit(pvfs, req, name, -1);
      71           2 :         if (!NT_STATUS_IS_OK(status)) {
      72           0 :                 pvfs_sys_rmdir(pvfs, name->full_name, name->allow_override);
      73           0 :                 return status;
      74             :         }
      75             : 
      76             :         /* setup any EAs that were asked for */
      77           2 :         status = pvfs_setfileinfo_ea_set(pvfs, name, -1, 
      78           2 :                                          md->t2mkdir.in.num_eas,
      79             :                                          md->t2mkdir.in.eas);
      80           2 :         if (!NT_STATUS_IS_OK(status)) {
      81           0 :                 pvfs_sys_rmdir(pvfs, name->full_name, name->allow_override);
      82           0 :                 return status;
      83             :         }
      84             : 
      85           2 :         notify_trigger(pvfs->notify_context, 
      86             :                        NOTIFY_ACTION_ADDED, 
      87             :                        FILE_NOTIFY_CHANGE_DIR_NAME,
      88           2 :                        name->full_name);
      89             : 
      90           2 :         return NT_STATUS_OK;
      91             : }
      92             : 
      93             : /*
      94             :   create a directory
      95             : */
      96        2593 : NTSTATUS pvfs_mkdir(struct ntvfs_module_context *ntvfs,
      97             :                     struct ntvfs_request *req, union smb_mkdir *md)
      98             : {
      99        2593 :         struct pvfs_state *pvfs = talloc_get_type(ntvfs->private_data,
     100             :                                   struct pvfs_state);
     101           0 :         NTSTATUS status;
     102           0 :         struct pvfs_filename *name;
     103           0 :         mode_t mode;
     104             : 
     105        2593 :         if (md->generic.level == RAW_MKDIR_T2MKDIR) {
     106           3 :                 return pvfs_t2mkdir(pvfs, req, md);
     107             :         }
     108             : 
     109        2590 :         if (md->generic.level != RAW_MKDIR_MKDIR) {
     110           0 :                 return NT_STATUS_INVALID_LEVEL;
     111             :         }
     112             : 
     113             :         /* resolve the cifs name to a posix name */
     114        2590 :         status = pvfs_resolve_name(pvfs, req, md->mkdir.in.path, 0, &name);
     115        2590 :         if (!NT_STATUS_IS_OK(status)) {
     116           3 :                 return status;
     117             :         }
     118             : 
     119        2587 :         if (name->exists) {
     120           6 :                 return NT_STATUS_OBJECT_NAME_COLLISION;
     121             :         }
     122             : 
     123        2581 :         status = pvfs_access_check_parent(pvfs, req, name, SEC_DIR_ADD_FILE);
     124        2581 :         if (!NT_STATUS_IS_OK(status)) {
     125           0 :                 return status;
     126             :         }
     127             : 
     128        2581 :         mode = pvfs_fileperms(pvfs, FILE_ATTRIBUTE_DIRECTORY);
     129             : 
     130        2581 :         if (pvfs_sys_mkdir(pvfs, name->full_name, mode, name->allow_override) == -1) {
     131           0 :                 return pvfs_map_errno(pvfs, errno);
     132             :         }
     133             : 
     134        2581 :         pvfs_xattr_unlink_hook(pvfs, name->full_name);
     135             : 
     136             :         /* setup an inherited acl from the parent */
     137        2581 :         status = pvfs_acl_inherit(pvfs, req, name, -1);
     138        2581 :         if (!NT_STATUS_IS_OK(status)) {
     139           0 :                 pvfs_sys_rmdir(pvfs, name->full_name, name->allow_override);
     140           0 :                 return status;
     141             :         }
     142             : 
     143        2581 :         notify_trigger(pvfs->notify_context, 
     144             :                        NOTIFY_ACTION_ADDED, 
     145             :                        FILE_NOTIFY_CHANGE_DIR_NAME,
     146        2581 :                        name->full_name);
     147             : 
     148        2581 :         return NT_STATUS_OK;
     149             : }
     150             : 
     151             : /*
     152             :   remove a directory
     153             : */
     154        6979 : NTSTATUS pvfs_rmdir(struct ntvfs_module_context *ntvfs,
     155             :                     struct ntvfs_request *req, struct smb_rmdir *rd)
     156             : {
     157        6979 :         struct pvfs_state *pvfs = talloc_get_type(ntvfs->private_data,
     158             :                                   struct pvfs_state);
     159           0 :         NTSTATUS status;
     160           0 :         struct pvfs_filename *name;
     161             : 
     162             :         /* resolve the cifs name to a posix name */
     163        6979 :         status = pvfs_resolve_name(pvfs, req, rd->in.path, 0, &name);
     164        6979 :         if (!NT_STATUS_IS_OK(status)) {
     165           6 :                 return status;
     166             :         }
     167             : 
     168        6973 :         if (!name->exists) {
     169          92 :                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
     170             :         }
     171             : 
     172        6881 :         status = pvfs_access_check_simple(pvfs, req, name, SEC_STD_DELETE);
     173        6881 :         if (!NT_STATUS_IS_OK(status)) {
     174           0 :                 return status;
     175             :         }
     176             : 
     177        6881 :         status = pvfs_xattr_unlink_hook(pvfs, name->full_name);
     178        6881 :         if (!NT_STATUS_IS_OK(status)) {
     179           0 :                 return status;
     180             :         }
     181             : 
     182        6881 :         if (pvfs_sys_rmdir(pvfs, name->full_name, name->allow_override) == -1) {
     183             :                 /* some olders systems don't return ENOTEMPTY to rmdir() */
     184          22 :                 if (errno == EEXIST) {
     185           0 :                         return NT_STATUS_DIRECTORY_NOT_EMPTY;
     186             :                 }
     187          22 :                 return pvfs_map_errno(pvfs, errno);
     188             :         }
     189             : 
     190        6859 :         notify_trigger(pvfs->notify_context, 
     191             :                        NOTIFY_ACTION_REMOVED, 
     192             :                        FILE_NOTIFY_CHANGE_DIR_NAME,
     193        6859 :                        name->full_name);
     194             : 
     195        6859 :         return NT_STATUS_OK;
     196             : }

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