mirror of
https://github.com/samba-team/samba.git
synced 2025-03-24 10:50:22 +03:00
Add Group Policy extension infrastructure.
Guenther (This used to be commit 6d543b1a1a5a7af98affc9aea2edf650cb476379)
This commit is contained in:
Günther Deschner
parent
ad38725f96
commit
41efa5ca45
@ -376,9 +376,12 @@ LIBWBCLIENT_OBJ0 = nsswitch/libwbclient/wbclient.o \
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nsswitch/libwbclient/wbc_pam.o
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LIBWBCLIENT_OBJ = $(LIBWBCLIENT_OBJ0) $(WBCOMMON_OBJ) @LIBTALLOC_STATIC@ $(LIBREPLACE_OBJ)
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GPEXT_OBJ = libgpo/gpext/gpext.o @GPEXT_STATIC@
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LIBGPO_OBJ0 = libgpo/gpo_ldap.o libgpo/gpo_ini.o libgpo/gpo_util.o \
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libgpo/gpo_fetch.o libgpo/gpo_filesync.o libgpo/gpo_sec.o \
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libgpo/gpo_reg.o
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libgpo/gpo_reg.o \
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$(GPEXT_OBJ)
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LIBGPO_OBJ = $(LIBGPO_OBJ0)
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LIBADS_OBJ = libads/ldap.o libads/ldap_printer.o \
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@ -6078,6 +6078,8 @@ SMB_MODULE(vfs_notify_fam, \$(VFS_NOTIFY_FAM_OBJ), "bin/notify_fam.$SHLIBEXT", V
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SMB_SUBSYSTEM(VFS,smbd/vfs.o)
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SMB_SUBSYSTEM(GPEXT, libgpo/gpext/gpext.o)
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AC_DEFINE_UNQUOTED(STRING_STATIC_MODULES, "$string_static_modules", [String list of builtin modules])
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#################################################
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@ -1,7 +1,7 @@
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/*
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* Unix SMB/CIFS implementation.
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* Group Policy Object Support
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* Copyright (C) Guenther Deschner 2005-2007
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* Copyright (C) Guenther Deschner 2005-2008
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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@ -154,3 +154,5 @@ struct gp_registry_context {
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#define GP_EXT_GUID_SECURITY "827D319E-6EAC-11D2-A4EA-00C04F79F83A"
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#define GP_EXT_GUID_REGISTRY "35378EAC-683F-11D2-A89A-00C04FBBCFA2"
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#define GP_EXT_GUID_SCRIPTS "42B5FAAE-6536-11D2-AE5A-0000F87571E3"
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#include "libgpo/gpext/gpext.h"
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746
source3/libgpo/gpext/gpext.c
Normal file
746
source3/libgpo/gpext/gpext.c
Normal file
@ -0,0 +1,746 @@
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/*
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* Unix SMB/CIFS implementation.
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* Group Policy Support
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* Copyright (C) Guenther Deschner 2007-2008
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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static struct gp_extension *extensions = NULL;
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/****************************************************************
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****************************************************************/
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struct gp_extension *get_gp_extension_list(void)
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{
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return extensions;
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}
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/****************************************************************
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****************************************************************/
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/* see http://support.microsoft.com/kb/216358/en-us/ for more info */
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struct gp_extension_reg_table gpext_reg_vals[] = {
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{ "DllName", REG_EXPAND_SZ },
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{ "ProcessGroupPolicy", REG_SZ },
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{ "NoMachinePolicy", REG_DWORD },
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{ "NoUserPolicy", REG_DWORD },
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{ "NoSlowLink", REG_DWORD },
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{ "NoBackgroundPolicy", REG_DWORD },
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{ "NoGPOListChanges", REG_DWORD },
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{ "PerUserLocalSettings", REG_DWORD },
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{ "RequiresSuccessfulRegistry", REG_DWORD },
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{ "EnableAsynchronousProcessing", REG_DWORD },
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{ "ExtensionDebugLevel", REG_DWORD },
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/* new */
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{ "GenerateGroupPolicy", REG_SZ }, /* not supported on w2k */
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{ "NotifyLinkTransition", REG_DWORD },
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{ "ProcessGroupPolicyEx", REG_SZ }, /* not supported on w2k */
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{ "ExtensionEventSource", REG_MULTI_SZ }, /* not supported on w2k */
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{ "GenerateGroupPolicy", REG_SZ },
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{ "MaxNoGPOListChangesInterval", REG_DWORD },
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{ NULL, REG_NONE }
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};
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/****************************************************************
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****************************************************************/
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static struct gp_extension *get_extension_by_name(struct gp_extension *be,
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const char *name)
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{
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struct gp_extension *b;
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for (b = be; b; b = b->next) {
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if (strequal(b->name, name)) {
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return b;
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}
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}
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return NULL;
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}
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/****************************************************************
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****************************************************************/
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static struct gp_extension_methods *get_methods_by_name(struct gp_extension *be,
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const char *name)
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{
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struct gp_extension *b;
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for (b = be; b; b = b->next) {
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if (strequal(b->name, name)) {
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return b->methods;
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}
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}
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return NULL;
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}
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/****************************************************************
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****************************************************************/
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NTSTATUS unregister_gp_extension(const char *name)
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{
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struct gp_extension *ext;
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ext = get_extension_by_name(extensions, name);
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if (!ext) {
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return NT_STATUS_OK;
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}
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DLIST_REMOVE(extensions, ext);
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TALLOC_FREE(ext);
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DEBUG(2,("Successfully removed GP extension '%s'\n", name));
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return NT_STATUS_OK;
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}
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/****************************************************************
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****************************************************************/
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NTSTATUS register_gp_extension(TALLOC_CTX *gpext_ctx,
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int version,
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const char *name,
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const char *guid,
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struct gp_extension_methods *methods)
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{
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struct gp_extension_methods *test;
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struct gp_extension *entry;
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NTSTATUS status;
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if (!gpext_ctx) {
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return NT_STATUS_INTERNAL_DB_ERROR;
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}
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if ((version != SMB_GPEXT_INTERFACE_VERSION)) {
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DEBUG(0,("Failed to register gp extension.\n"
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"The module was compiled against "
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"SMB_GPEXT_INTERFACE_VERSION %d,\n"
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"current SMB_GPEXT_INTERFACE_VERSION is %d.\n"
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"Please recompile against the current "
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"version of samba!\n",
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version, SMB_GPEXT_INTERFACE_VERSION));
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return NT_STATUS_OBJECT_TYPE_MISMATCH;
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}
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if (!guid || !name || !name[0] || !methods) {
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DEBUG(0,("Called with NULL pointer or empty name!\n"));
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return NT_STATUS_INVALID_PARAMETER;
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}
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test = get_methods_by_name(extensions, name);
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if (test) {
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DEBUG(0,("GP extension module %s already registered!\n",
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name));
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return NT_STATUS_OBJECT_NAME_COLLISION;
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}
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entry = TALLOC_ZERO_P(gpext_ctx, struct gp_extension);
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NT_STATUS_HAVE_NO_MEMORY(entry);
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entry->name = talloc_strdup(gpext_ctx, name);
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NT_STATUS_HAVE_NO_MEMORY(entry->name);
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entry->guid = TALLOC_ZERO_P(gpext_ctx, struct GUID);
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NT_STATUS_HAVE_NO_MEMORY(entry->guid);
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status = GUID_from_string(guid, entry->guid);
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NT_STATUS_NOT_OK_RETURN(status);
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entry->methods = methods;
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DLIST_ADD(extensions, entry);
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DEBUG(2,("Successfully added GP extension '%s' %s\n",
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name, GUID_string2(gpext_ctx, entry->guid)));
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return NT_STATUS_OK;
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}
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/****************************************************************
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****************************************************************/
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static NTSTATUS gp_extension_init_module(TALLOC_CTX *mem_ctx,
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const char *name,
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struct gp_extension **gpext)
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{
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NTSTATUS status;
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struct gp_extension *ext = NULL;
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ext = TALLOC_ZERO_P(mem_ctx, struct gp_extension);
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NT_STATUS_HAVE_NO_MEMORY(gpext);
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ext->methods = get_methods_by_name(extensions, name);
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if (!ext->methods) {
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status = smb_probe_module(SAMBA_SUBSYSTEM_GPEXT,
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name);
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if (!NT_STATUS_IS_OK(status)) {
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return status;
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}
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ext->methods = get_methods_by_name(extensions, name);
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if (!ext->methods) {
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return NT_STATUS_DLL_INIT_FAILED;
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}
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}
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*gpext = ext;
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return NT_STATUS_OK;
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}
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/****************************************************************
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****************************************************************/
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static bool add_gp_extension_reg_entry_to_array(TALLOC_CTX *mem_ctx,
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struct gp_extension_reg_entry *entry,
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struct gp_extension_reg_entry **entries,
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size_t *num)
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{
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*entries = TALLOC_REALLOC_ARRAY(mem_ctx, *entries,
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struct gp_extension_reg_entry,
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(*num)+1);
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if (*entries == NULL) {
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*num = 0;
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return false;
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}
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(*entries)[*num].value = entry->value;
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(*entries)[*num].data = entry->data;
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*num += 1;
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return true;
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}
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/****************************************************************
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****************************************************************/
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static bool add_gp_extension_reg_info_entry_to_array(TALLOC_CTX *mem_ctx,
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struct gp_extension_reg_info_entry *entry,
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struct gp_extension_reg_info_entry **entries,
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size_t *num)
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{
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*entries = TALLOC_REALLOC_ARRAY(mem_ctx, *entries,
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struct gp_extension_reg_info_entry,
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(*num)+1);
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if (*entries == NULL) {
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*num = 0;
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return false;
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}
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(*entries)[*num].guid = entry->guid;
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(*entries)[*num].num_entries = entry->num_entries;
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(*entries)[*num].entries = entry->entries;
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*num += 1;
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return true;
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}
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/****************************************************************
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****************************************************************/
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static NTSTATUS gp_ext_info_add_reg(TALLOC_CTX *mem_ctx,
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struct gp_extension_reg_info_entry *entry,
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const char *value,
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enum winreg_Type type,
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const char *data_s)
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{
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struct gp_extension_reg_entry *reg_entry = NULL;
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struct registry_value *data = NULL;
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reg_entry = TALLOC_ZERO_P(mem_ctx, struct gp_extension_reg_entry);
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NT_STATUS_HAVE_NO_MEMORY(reg_entry);
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data = TALLOC_ZERO_P(mem_ctx, struct registry_value);
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NT_STATUS_HAVE_NO_MEMORY(data);
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data->type = type;
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switch (type) {
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case REG_SZ:
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case REG_EXPAND_SZ:
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data->v.sz.str = talloc_strdup(mem_ctx, data_s);
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NT_STATUS_HAVE_NO_MEMORY(data->v.sz.str);
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data->v.sz.len = strlen(data_s);
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break;
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case REG_DWORD:
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data->v.dword = atoi(data_s);
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break;
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default:
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return NT_STATUS_NOT_SUPPORTED;
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}
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reg_entry->value = value;
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reg_entry->data = data;
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if (!add_gp_extension_reg_entry_to_array(mem_ctx, reg_entry,
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&entry->entries,
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&entry->num_entries)) {
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return NT_STATUS_NO_MEMORY;
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}
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return NT_STATUS_OK;
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}
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/****************************************************************
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****************************************************************/
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static NTSTATUS gp_ext_info_add_reg_table(TALLOC_CTX *mem_ctx,
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const char *module,
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struct gp_extension_reg_info_entry *entry,
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struct gp_extension_reg_table *table)
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{
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NTSTATUS status;
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const char *module_name = NULL;
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int i;
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module_name = talloc_asprintf(mem_ctx, "%s.%s", module, shlib_ext());
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NT_STATUS_HAVE_NO_MEMORY(module_name);
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status = gp_ext_info_add_reg(mem_ctx, entry,
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"DllName", REG_EXPAND_SZ, module_name);
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NT_STATUS_NOT_OK_RETURN(status);
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for (i=0; table[i].val; i++) {
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status = gp_ext_info_add_reg(mem_ctx, entry,
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table[i].val,
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table[i].type,
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table[i].data);
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NT_STATUS_NOT_OK_RETURN(status);
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}
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return status;
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}
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/****************************************************************
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****************************************************************/
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NTSTATUS gp_ext_info_add_entry(TALLOC_CTX *mem_ctx,
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const char *module,
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const char *ext_guid,
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struct gp_extension_reg_table *table,
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struct gp_extension_reg_info *info)
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{
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NTSTATUS status;
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struct gp_extension_reg_info_entry *entry = NULL;
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entry = TALLOC_ZERO_P(mem_ctx, struct gp_extension_reg_info_entry);
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NT_STATUS_HAVE_NO_MEMORY(entry);
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status = GUID_from_string(ext_guid, &entry->guid);
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NT_STATUS_NOT_OK_RETURN(status);
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status = gp_ext_info_add_reg_table(mem_ctx, module, entry, table);
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NT_STATUS_NOT_OK_RETURN(status);
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if (!add_gp_extension_reg_info_entry_to_array(mem_ctx, entry,
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&info->entries,
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&info->num_entries)) {
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return NT_STATUS_NO_MEMORY;
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}
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return NT_STATUS_OK;
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}
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/****************************************************************
|
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****************************************************************/
|
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static bool gp_extension_reg_info_verify_entry(struct gp_extension_reg_entry *entry)
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{
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int i;
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for (i=0; gpext_reg_vals[i].val; i++) {
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if ((strequal(entry->value, gpext_reg_vals[i].val)) &&
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(entry->data->type == gpext_reg_vals[i].type)) {
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return true;
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}
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}
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return false;
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}
|
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|
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/****************************************************************
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****************************************************************/
|
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static bool gp_extension_reg_info_verify(struct gp_extension_reg_info_entry *entry)
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{
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int i;
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for (i=0; i < entry->num_entries; i++) {
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if (!gp_extension_reg_info_verify_entry(&entry->entries[i])) {
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return false;
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}
|
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}
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|
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return true;
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}
|
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|
||||
/****************************************************************
|
||||
****************************************************************/
|
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|
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static WERROR gp_extension_store_reg_vals(TALLOC_CTX *mem_ctx,
|
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struct registry_key *key,
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struct gp_extension_reg_info_entry *entry)
|
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{
|
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WERROR werr = WERR_OK;
|
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size_t i;
|
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|
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for (i=0; i < entry->num_entries; i++) {
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werr = reg_setvalue(key,
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entry->entries[i].value,
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entry->entries[i].data);
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W_ERROR_NOT_OK_RETURN(werr);
|
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}
|
||||
|
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return werr;
|
||||
}
|
||||
|
||||
/****************************************************************
|
||||
****************************************************************/
|
||||
|
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static WERROR gp_extension_store_reg_entry(TALLOC_CTX *mem_ctx,
|
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struct gp_registry_context *reg_ctx,
|
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struct gp_extension_reg_info_entry *entry)
|
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{
|
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WERROR werr;
|
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struct registry_key *key = NULL;
|
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const char *subkeyname = NULL;
|
||||
|
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if (!gp_extension_reg_info_verify(entry)) {
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return WERR_INVALID_PARAM;
|
||||
}
|
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|
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subkeyname = GUID_string2(mem_ctx, &entry->guid);
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W_ERROR_HAVE_NO_MEMORY(subkeyname);
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strupper_m(CONST_DISCARD(char *,subkeyname));
|
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|
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werr = gp_store_reg_subkey(mem_ctx,
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subkeyname,
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reg_ctx->curr_key,
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&key);
|
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W_ERROR_NOT_OK_RETURN(werr);
|
||||
|
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werr = gp_extension_store_reg_vals(mem_ctx,
|
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key,
|
||||
entry);
|
||||
W_ERROR_NOT_OK_RETURN(werr);
|
||||
|
||||
return werr;
|
||||
}
|
||||
|
||||
/****************************************************************
|
||||
****************************************************************/
|
||||
|
||||
static WERROR gp_extension_store_reg(TALLOC_CTX *mem_ctx,
|
||||
struct gp_registry_context *reg_ctx,
|
||||
struct gp_extension_reg_info *info)
|
||||
{
|
||||
WERROR werr = WERR_OK;
|
||||
int i;
|
||||
|
||||
if (!info) {
|
||||
return WERR_OK;
|
||||
}
|
||||
|
||||
for (i=0; i < info->num_entries; i++) {
|
||||
werr = gp_extension_store_reg_entry(mem_ctx,
|
||||
reg_ctx,
|
||||
&info->entries[i]);
|
||||
W_ERROR_NOT_OK_RETURN(werr);
|
||||
}
|
||||
|
||||
return werr;
|
||||
}
|
||||
|
||||
/****************************************************************
|
||||
****************************************************************/
|
||||
|
||||
static NTSTATUS gp_glob_ext_list(TALLOC_CTX *mem_ctx,
|
||||
const char ***ext_list,
|
||||
size_t *ext_list_len)
|
||||
{
|
||||
SMB_STRUCT_DIR *dir = NULL;
|
||||
SMB_STRUCT_DIRENT *dirent = NULL;
|
||||
|
||||
dir = sys_opendir(lib_path(SAMBA_SUBSYSTEM_GPEXT));
|
||||
if (!dir) {
|
||||
return map_nt_error_from_unix(errno);
|
||||
}
|
||||
|
||||
while ((dirent = sys_readdir(dir))) {
|
||||
|
||||
fstring name; /* forgive me... */
|
||||
char *p;
|
||||
|
||||
if ((strequal(dirent->d_name, ".")) ||
|
||||
(strequal(dirent->d_name, ".."))) {
|
||||
continue;
|
||||
}
|
||||
|
||||
p = strrchr(dirent->d_name, '.');
|
||||
if (!p) {
|
||||
sys_closedir(dir);
|
||||
return NT_STATUS_NO_MEMORY;
|
||||
}
|
||||
|
||||
if (!strcsequal(p+1, shlib_ext())) {
|
||||
DEBUG(10,("gp_glob_ext_list: not a *.so file: %s\n",
|
||||
dirent->d_name));
|
||||
continue;
|
||||
}
|
||||
|
||||
fstrcpy(name, dirent->d_name);
|
||||
name[PTR_DIFF(p, dirent->d_name)] = 0;
|
||||
|
||||
if (!add_string_to_array(mem_ctx, name, ext_list,
|
||||
(int *)ext_list_len)) {
|
||||
sys_closedir(dir);
|
||||
return NT_STATUS_NO_MEMORY;
|
||||
}
|
||||
}
|
||||
|
||||
sys_closedir(dir);
|
||||
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
/****************************************************************
|
||||
****************************************************************/
|
||||
|
||||
NTSTATUS shutdown_gp_extensions(void)
|
||||
{
|
||||
struct gp_extension *ext = NULL;
|
||||
|
||||
for (ext = extensions; ext; ext = ext->next) {
|
||||
if (ext->methods && ext->methods->shutdown) {
|
||||
ext->methods->shutdown();
|
||||
}
|
||||
}
|
||||
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
/****************************************************************
|
||||
****************************************************************/
|
||||
|
||||
NTSTATUS init_gp_extensions(TALLOC_CTX *mem_ctx)
|
||||
{
|
||||
NTSTATUS status;
|
||||
WERROR werr;
|
||||
int i = 0;
|
||||
const char **ext_array = NULL;
|
||||
size_t ext_array_len = 0;
|
||||
struct gp_extension *gpext = NULL;
|
||||
struct gp_registry_context *reg_ctx = NULL;
|
||||
|
||||
if (get_gp_extension_list()) {
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
status = gp_glob_ext_list(mem_ctx, &ext_array, &ext_array_len);
|
||||
NT_STATUS_NOT_OK_RETURN(status);
|
||||
|
||||
for (i=0; i<ext_array_len; i++) {
|
||||
|
||||
struct gp_extension_reg_info *info = NULL;
|
||||
|
||||
status = gp_extension_init_module(mem_ctx, ext_array[i],
|
||||
&gpext);
|
||||
if (!NT_STATUS_IS_OK(status)) {
|
||||
goto out;
|
||||
}
|
||||
|
||||
if (gpext->methods->get_reg_config) {
|
||||
|
||||
status = gpext->methods->initialize(mem_ctx);
|
||||
if (!NT_STATUS_IS_OK(status)) {
|
||||
gpext->methods->shutdown();
|
||||
goto out;
|
||||
}
|
||||
|
||||
status = gpext->methods->get_reg_config(mem_ctx,
|
||||
&info);
|
||||
if (!NT_STATUS_IS_OK(status)) {
|
||||
gpext->methods->shutdown();
|
||||
goto out;
|
||||
}
|
||||
|
||||
if (!reg_ctx) {
|
||||
struct nt_user_token *token;
|
||||
|
||||
token = registry_create_system_token(mem_ctx);
|
||||
NT_STATUS_HAVE_NO_MEMORY(token);
|
||||
|
||||
werr = gp_init_reg_ctx(mem_ctx,
|
||||
KEY_WINLOGON_GPEXT_PATH,
|
||||
REG_KEY_WRITE,
|
||||
token,
|
||||
®_ctx);
|
||||
if (!W_ERROR_IS_OK(werr)) {
|
||||
status = werror_to_ntstatus(werr);
|
||||
gpext->methods->shutdown();
|
||||
goto out;
|
||||
}
|
||||
}
|
||||
|
||||
werr = gp_extension_store_reg(mem_ctx, reg_ctx, info);
|
||||
if (!W_ERROR_IS_OK(werr)) {
|
||||
DEBUG(1,("gp_extension_store_reg failed: %s\n",
|
||||
dos_errstr(werr)));
|
||||
TALLOC_FREE(info);
|
||||
gpext->methods->shutdown();
|
||||
status = werror_to_ntstatus(werr);
|
||||
goto out;
|
||||
}
|
||||
TALLOC_FREE(info);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
out:
|
||||
TALLOC_FREE(reg_ctx);
|
||||
|
||||
return status;
|
||||
}
|
||||
|
||||
/****************************************************************
|
||||
****************************************************************/
|
||||
|
||||
NTSTATUS free_gp_extensions(void)
|
||||
{
|
||||
struct gp_extension *ext, *ext_next = NULL;
|
||||
|
||||
for (ext = extensions; ext; ext = ext_next) {
|
||||
ext_next = ext->next;
|
||||
DLIST_REMOVE(extensions, ext);
|
||||
TALLOC_FREE(ext);
|
||||
}
|
||||
|
||||
extensions = NULL;
|
||||
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
/****************************************************************
|
||||
****************************************************************/
|
||||
|
||||
void debug_gpext_header(int lvl,
|
||||
const char *name,
|
||||
uint32_t flags,
|
||||
struct GROUP_POLICY_OBJECT *gpo,
|
||||
const char *extension_guid,
|
||||
const char *snapin_guid)
|
||||
{
|
||||
char *flags_str = NULL;
|
||||
|
||||
DEBUG(lvl,("%s\n", name));
|
||||
DEBUGADD(lvl,("\tgpo: %s (%s)\n", gpo->name,
|
||||
gpo->display_name));
|
||||
DEBUGADD(lvl,("\tcse extension: %s (%s)\n", extension_guid,
|
||||
cse_gpo_guid_string_to_name(extension_guid)));
|
||||
DEBUGADD(lvl,("\tgplink: %s\n", gpo->link));
|
||||
DEBUGADD(lvl,("\tsnapin: %s (%s)\n", snapin_guid,
|
||||
cse_snapin_gpo_guid_string_to_name(snapin_guid)));
|
||||
|
||||
flags_str = gpo_flag_str(flags);
|
||||
DEBUGADD(lvl,("\tflags: 0x%08x %s\n", flags, flags_str));
|
||||
SAFE_FREE(flags_str);
|
||||
}
|
||||
|
||||
NTSTATUS process_gpo_list_with_extension(ADS_STRUCT *ads,
|
||||
TALLOC_CTX *mem_ctx,
|
||||
uint32_t flags,
|
||||
const struct nt_user_token *token,
|
||||
struct GROUP_POLICY_OBJECT *gpo_list,
|
||||
const char *extension_guid,
|
||||
const char *snapin_guid)
|
||||
{
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
|
||||
/****************************************************************
|
||||
****************************************************************/
|
||||
|
||||
NTSTATUS gpext_process_extension(ADS_STRUCT *ads,
|
||||
TALLOC_CTX *mem_ctx,
|
||||
uint32_t flags,
|
||||
const struct nt_user_token *token,
|
||||
struct registry_key *root_key,
|
||||
struct GROUP_POLICY_OBJECT *gpo,
|
||||
const char *extension_guid,
|
||||
const char *snapin_guid)
|
||||
{
|
||||
NTSTATUS status;
|
||||
struct gp_extension *ext = NULL;
|
||||
struct GUID guid;
|
||||
bool cse_found = false;
|
||||
|
||||
status = init_gp_extensions(mem_ctx);
|
||||
if (!NT_STATUS_IS_OK(status)) {
|
||||
DEBUG(1,("init_gp_extensions failed: %s\n",
|
||||
nt_errstr(status)));
|
||||
return status;
|
||||
}
|
||||
|
||||
status = GUID_from_string(extension_guid, &guid);
|
||||
if (!NT_STATUS_IS_OK(status)) {
|
||||
return status;
|
||||
}
|
||||
|
||||
for (ext = extensions; ext; ext = ext->next) {
|
||||
|
||||
if (GUID_equal(ext->guid, &guid)) {
|
||||
cse_found = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (!cse_found) {
|
||||
goto no_ext;
|
||||
}
|
||||
|
||||
status = ext->methods->initialize(mem_ctx);
|
||||
NT_STATUS_NOT_OK_RETURN(status);
|
||||
|
||||
status = ext->methods->process_group_policy(ads,
|
||||
mem_ctx,
|
||||
flags,
|
||||
root_key,
|
||||
token,
|
||||
gpo,
|
||||
extension_guid,
|
||||
snapin_guid);
|
||||
if (!NT_STATUS_IS_OK(status)) {
|
||||
ext->methods->shutdown();
|
||||
}
|
||||
|
||||
return status;
|
||||
|
||||
no_ext:
|
||||
if (flags & GPO_INFO_FLAG_VERBOSE) {
|
||||
DEBUG(0,("process_extension: no extension available for:\n"));
|
||||
DEBUGADD(0,("%s (%s) (snapin: %s)\n",
|
||||
extension_guid,
|
||||
cse_gpo_guid_string_to_name(extension_guid),
|
||||
snapin_guid));
|
||||
}
|
||||
|
||||
return NT_STATUS_OK;
|
||||
}
|
||||
79
source3/libgpo/gpext/gpext.h
Normal file
79
source3/libgpo/gpext/gpext.h
Normal file
@ -0,0 +1,79 @@
|
||||
/*
|
||||
* Unix SMB/CIFS implementation.
|
||||
* Group Policy Support
|
||||
* Copyright (C) Guenther Deschner 2007-2008
|
||||
*
|
||||
* 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/>.
|
||||
*/
|
||||
|
||||
#define KEY_WINLOGON_GPEXT_PATH "HKLM\\Software\\Microsoft\\Windows NT\\CurrentVersion\\Winlogon\\GPExtensions"
|
||||
|
||||
#define SAMBA_SUBSYSTEM_GPEXT "gpext"
|
||||
|
||||
#define SMB_GPEXT_INTERFACE_VERSION 1
|
||||
|
||||
struct gp_extension {
|
||||
struct GUID *guid;
|
||||
const char *name;
|
||||
struct gp_extension_methods *methods;
|
||||
struct gp_extension *prev, *next;
|
||||
};
|
||||
|
||||
struct gp_extension_reg_table {
|
||||
const char *val;
|
||||
enum winreg_Type type;
|
||||
const char *data;
|
||||
};
|
||||
|
||||
struct gp_extension_reg_entry {
|
||||
const char *value;
|
||||
struct registry_value *data;
|
||||
};
|
||||
|
||||
struct gp_extension_reg_info_entry {
|
||||
struct GUID guid;
|
||||
size_t num_entries;
|
||||
struct gp_extension_reg_entry *entries;
|
||||
};
|
||||
|
||||
struct gp_extension_reg_info {
|
||||
size_t num_entries;
|
||||
struct gp_extension_reg_info_entry *entries;
|
||||
};
|
||||
|
||||
struct gp_extension_methods {
|
||||
|
||||
NTSTATUS (*initialize)(TALLOC_CTX *mem_ctx);
|
||||
|
||||
NTSTATUS (*process_group_policy)(ADS_STRUCT *ads,
|
||||
TALLOC_CTX *mem_ctx,
|
||||
uint32_t flags,
|
||||
struct registry_key *root_key,
|
||||
const struct nt_user_token *token,
|
||||
struct GROUP_POLICY_OBJECT *gpo,
|
||||
const char *extension_guid,
|
||||
const char *snapin_guid);
|
||||
|
||||
NTSTATUS (*process_group_policy2)(ADS_STRUCT *ads,
|
||||
TALLOC_CTX *mem_ctx,
|
||||
uint32_t flags,
|
||||
const struct nt_user_token *token,
|
||||
struct GROUP_POLICY_OBJECT *gpo_list,
|
||||
const char *extension_guid);
|
||||
|
||||
NTSTATUS (*get_reg_config)(TALLOC_CTX *mem_ctx,
|
||||
struct gp_extension_reg_info **info);
|
||||
|
||||
NTSTATUS (*shutdown)(void);
|
||||
};
|
||||
@ -668,6 +668,39 @@ NTSTATUS check_refresh_gpo_list(ADS_STRUCT *ads,
|
||||
/****************************************************************
|
||||
****************************************************************/
|
||||
|
||||
char *gpo_flag_str(uint32_t flags)
|
||||
{
|
||||
fstring str = "";
|
||||
|
||||
if (flags == 0) {
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if (flags & GPO_INFO_FLAG_SLOWLINK)
|
||||
fstrcat(str, "GPO_INFO_FLAG_SLOWLINK ");
|
||||
if (flags & GPO_INFO_FLAG_VERBOSE)
|
||||
fstrcat(str, "GPO_INFO_FLAG_VERBOSE ");
|
||||
if (flags & GPO_INFO_FLAG_SAFEMODE_BOOT)
|
||||
fstrcat(str, "GPO_INFO_FLAG_SAFEMODE_BOOT ");
|
||||
if (flags & GPO_INFO_FLAG_NOCHANGES)
|
||||
fstrcat(str, "GPO_INFO_FLAG_NOCHANGES ");
|
||||
if (flags & GPO_INFO_FLAG_MACHINE)
|
||||
fstrcat(str, "GPO_INFO_FLAG_MACHINE ");
|
||||
if (flags & GPO_INFO_FLAG_LOGRSOP_TRANSITION)
|
||||
fstrcat(str, "GPO_INFO_FLAG_LOGRSOP_TRANSITION ");
|
||||
if (flags & GPO_INFO_FLAG_LINKTRANSITION)
|
||||
fstrcat(str, "GPO_INFO_FLAG_LINKTRANSITION ");
|
||||
if (flags & GPO_INFO_FLAG_FORCED_REFRESH)
|
||||
fstrcat(str, "GPO_INFO_FLAG_FORCED_REFRESH ");
|
||||
if (flags & GPO_INFO_FLAG_BACKGROUND)
|
||||
fstrcat(str, "GPO_INFO_FLAG_BACKGROUND ");
|
||||
|
||||
return SMB_STRDUP(str);
|
||||
}
|
||||
|
||||
/****************************************************************
|
||||
****************************************************************/
|
||||
|
||||
NTSTATUS gp_find_file(TALLOC_CTX *mem_ctx,
|
||||
uint32_t flags,
|
||||
const char *filename,
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user