diff options
Diffstat (limited to 'source3/modules')
| -rw-r--r-- | source3/modules/vfs_dfs_samba4.c | 159 | ||||
| -rw-r--r-- | source3/modules/wscript_build | 8 |
2 files changed, 166 insertions, 1 deletions
diff --git a/source3/modules/vfs_dfs_samba4.c b/source3/modules/vfs_dfs_samba4.c new file mode 100644 index 0000000000..98da9c70bb --- /dev/null +++ b/source3/modules/vfs_dfs_samba4.c @@ -0,0 +1,159 @@ +/* + * VFS module to alter the algorithm to calculate + * the struct file_id used as key for the share mode + * and byte range locking db's. + * + * Copyright (C) 2007, Stefan Metzmacher + * + * 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 "smbd/smbd.h" +#include "smbd/globals.h" +#include "system/filesys.h" +#include "source3/include/msdfs.h" +#include "librpc/gen_ndr/ndr_dfsblobs.h" +#include "source4/lib/events/events.h" +#include "source4/auth/session.h" +#include "source4/param/param.h" +#include "source4/dsdb/samdb/samdb.h" +#include "dfs_server/dfs_server_ad.h" + +static int vfs_dfs_samba4_debug_level = DBGC_VFS; + +#undef DBGC_CLASS +#define DBGC_CLASS vfs_dfs_samba4_debug_level + +struct dfs_samba4_handle_data { + struct tevent_context *ev; + struct loadparm_context *lp_ctx; + struct ldb_context *sam_ctx; +}; + +static int dfs_samba4_connect(struct vfs_handle_struct *handle, + const char *service, const char *user) +{ + struct dfs_samba4_handle_data *data; + int ret = SMB_VFS_NEXT_CONNECT(handle, service, user); + + if (ret < 0) { + return ret; + } + + data = talloc_zero(handle->conn, struct dfs_samba4_handle_data); + if (!data) { + DEBUG(0, ("talloc_zero() failed\n")); + SMB_VFS_NEXT_DISCONNECT(handle); + return -1; + } + + data->ev = s4_event_context_init(data); + if (!data->ev) { + DEBUG(0, ("s4_event_context_init failed\n")); + SMB_VFS_NEXT_DISCONNECT(handle); + return -1; + } + + data->lp_ctx = loadparm_init_s3(data, loadparm_s3_context()); + if (data->lp_ctx == NULL) { + DEBUG(0, ("loadparm_init_s3 failed\n")); + SMB_VFS_NEXT_DISCONNECT(handle); + return -1; + } + + data->sam_ctx = samdb_connect(data, + data->ev, + data->lp_ctx, + system_session(data->lp_ctx), 0); + if (!data->sam_ctx) { + DEBUG(0, ("samdb_connect failed\n")); + SMB_VFS_NEXT_DISCONNECT(handle); + return -1; + } + + SMB_VFS_HANDLE_SET_DATA(handle, data, NULL, + struct dfs_samba4_handle_data, + return -1); + + DEBUG(10,("dfs_samba4: connect to service[%s]\n", + service)); + + return 0; +} + +static void dfs_samba4_disconnect(struct vfs_handle_struct *handle) +{ + DEBUG(10,("dfs_samba4_disconnect() connect to service[%s].\n", + lp_servicename(SNUM(handle->conn)))); + + SMB_VFS_NEXT_DISCONNECT(handle); +} + +static NTSTATUS dfs_samba4_get_referrals(struct vfs_handle_struct *handle, + struct dfs_GetDFSReferral *r) +{ + struct dfs_samba4_handle_data *data; + NTSTATUS status; + + SMB_VFS_HANDLE_GET_DATA(handle, data, + struct dfs_samba4_handle_data, + return NT_STATUS_INTERNAL_ERROR); + + DEBUG(8, ("dfs_samba4: Requested DFS name: %s utf16-length: %u\n", + r->in.req.servername, + (unsigned int)strlen_m(r->in.req.servername)*2)); + + status = dfs_server_ad_get_referrals(data->lp_ctx, + data->sam_ctx, + handle->conn->sconn->remote_address, + r); + if (NT_STATUS_EQUAL(status, NT_STATUS_NOT_FOUND)) { + return SMB_VFS_NEXT_GET_DFS_REFERRALS(handle, r); + } + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + return NT_STATUS_OK; +} + +static struct vfs_fn_pointers vfs_dfs_samba4_fns = { + .connect_fn = dfs_samba4_connect, + .disconnect = dfs_samba4_disconnect, + .get_dfs_referrals = dfs_samba4_get_referrals, +}; + +NTSTATUS vfs_dfs_samba4_init(void); +NTSTATUS vfs_dfs_samba4_init(void) +{ + NTSTATUS ret; + + ret = smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "dfs_samba4", + &vfs_dfs_samba4_fns); + if (!NT_STATUS_IS_OK(ret)) { + return ret; + } + + vfs_dfs_samba4_debug_level = debug_add_class("dfs_samba4"); + if (vfs_dfs_samba4_debug_level == -1) { + vfs_dfs_samba4_debug_level = DBGC_VFS; + DEBUG(0, ("vfs_dfs_samba4: Couldn't register custom debugging class!\n")); + } else { + DEBUG(10, ("vfs_dfs_samba4: Debug class number of 'fileid': %d\n", + vfs_dfs_samba4_debug_level)); + } + + return ret; +} diff --git a/source3/modules/wscript_build b/source3/modules/wscript_build index b3ab734ac1..86fc64781a 100644 --- a/source3/modules/wscript_build +++ b/source3/modules/wscript_build @@ -444,7 +444,13 @@ bld.SAMBA3_MODULE('vfs_time_audit', internal_module=bld.SAMBA3_IS_STATIC_MODULE('vfs_time_audit'), enabled=bld.SAMBA3_IS_ENABLED_MODULE('vfs_time_audit')) - +bld.SAMBA3_MODULE('vfs_dfs_samba4', + subsystem='vfs', + source='vfs_dfs_samba4.c', + deps='samba-util dfs_server_ad samdb', + init_function='', + internal_module=bld.SAMBA3_IS_STATIC_MODULE('vfs_dfs_samba4'), + enabled=bld.SAMBA3_IS_ENABLED_MODULE('vfs_dfs_samba4')) PERFCOUNT_ONEFS_SRC = 'perfcount_onefs.c' PERFCOUNT_TEST_SRC = 'perfcount_test.c' |