Esempio n. 1
0
WERROR NetLocalGroupEnum_r(struct libnetapi_ctx *ctx,
			   struct NetLocalGroupEnum *r)
{
	struct rpc_pipe_client *pipe_cli = NULL;
	NTSTATUS status, result;
	WERROR werr;
	struct policy_handle connect_handle, domain_handle, builtin_handle, alias_handle;
	struct dom_sid2 *domain_sid = NULL;
	uint32_t entries_read = 0;
	union samr_DomainInfo *domain_info = NULL;
	union samr_DomainInfo *builtin_info = NULL;
	struct samr_SamArray *domain_sam_array = NULL;
	struct samr_SamArray *builtin_sam_array = NULL;
	int i;
	struct dcerpc_binding_handle *b = NULL;

	if (!r->out.buffer) {
		return WERR_INVALID_PARAM;
	}

	switch (r->in.level) {
		case 0:
		case 1:
			break;
		default:
			return WERR_UNKNOWN_LEVEL;
	}

	if (r->out.total_entries) {
		*r->out.total_entries = 0;
	}
	if (r->out.entries_read) {
		*r->out.entries_read = 0;
	}

	ZERO_STRUCT(connect_handle);
	ZERO_STRUCT(builtin_handle);
	ZERO_STRUCT(domain_handle);
	ZERO_STRUCT(alias_handle);

	werr = libnetapi_open_pipe(ctx, r->in.server_name,
				   &ndr_table_samr,
				   &pipe_cli);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	b = pipe_cli->binding_handle;

	werr = libnetapi_samr_open_builtin_domain(ctx, pipe_cli,
						  SAMR_ACCESS_LOOKUP_DOMAIN |
						  SAMR_ACCESS_ENUM_DOMAINS,
						  SAMR_DOMAIN_ACCESS_LOOKUP_INFO_2 |
						  SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS |
						  SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
						  &connect_handle,
						  &builtin_handle);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	werr = libnetapi_samr_open_domain(ctx, pipe_cli,
					  SAMR_ACCESS_LOOKUP_DOMAIN |
					  SAMR_ACCESS_ENUM_DOMAINS,
					  SAMR_DOMAIN_ACCESS_LOOKUP_INFO_2 |
					  SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS |
					  SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
					  &connect_handle,
					  &domain_handle,
					  &domain_sid);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	status = dcerpc_samr_QueryDomainInfo(b, talloc_tos(),
					     &builtin_handle,
					     2,
					     &builtin_info,
					     &result);
	if (!NT_STATUS_IS_OK(status)) {
		werr = ntstatus_to_werror(status);
		goto done;
	}
	if (!NT_STATUS_IS_OK(result)) {
		werr = ntstatus_to_werror(result);
		goto done;
	}

	if (r->out.total_entries) {
		*r->out.total_entries += builtin_info->general.num_aliases;
	}

	status = dcerpc_samr_QueryDomainInfo(b, talloc_tos(),
					     &domain_handle,
					     2,
					     &domain_info,
					     &result);
	if (!NT_STATUS_IS_OK(status)) {
		werr = ntstatus_to_werror(status);
		goto done;
	}
	if (!NT_STATUS_IS_OK(result)) {
		werr = ntstatus_to_werror(result);
		goto done;
	}

	if (r->out.total_entries) {
		*r->out.total_entries += domain_info->general.num_aliases;
	}

	status = dcerpc_samr_EnumDomainAliases(b, talloc_tos(),
					       &builtin_handle,
					       r->in.resume_handle,
					       &builtin_sam_array,
					       r->in.prefmaxlen,
					       &entries_read,
					       &result);
	if (!NT_STATUS_IS_OK(status)) {
		werr = ntstatus_to_werror(status);
		goto done;
	}
	if (!NT_STATUS_IS_OK(result)) {
		werr = ntstatus_to_werror(result);
		goto done;
	}

	for (i=0; i<builtin_sam_array->count; i++) {
		union samr_AliasInfo *alias_info = NULL;

		if (r->in.level == 1) {

			status = libnetapi_samr_open_alias_queryinfo(ctx, pipe_cli,
								     &builtin_handle,
								     builtin_sam_array->entries[i].idx,
								     SAMR_ALIAS_ACCESS_LOOKUP_INFO,
								     ALIASINFOALL,
								     &alias_info);
			if (!NT_STATUS_IS_OK(status)) {
				werr = ntstatus_to_werror(status);
				goto done;
			}
		}

		werr = map_alias_info_to_buffer(ctx,
						builtin_sam_array->entries[i].name.string,
						alias_info ? &alias_info->all : NULL,
						r->in.level,
						r->out.entries_read,
						r->out.buffer);
	}

	status = dcerpc_samr_EnumDomainAliases(b, talloc_tos(),
					       &domain_handle,
					       r->in.resume_handle,
					       &domain_sam_array,
					       r->in.prefmaxlen,
					       &entries_read,
					       &result);
	if (!NT_STATUS_IS_OK(status)) {
		werr = ntstatus_to_werror(status);
		goto done;
	}
	if (!NT_STATUS_IS_OK(result)) {
		werr = ntstatus_to_werror(result);
		goto done;
	}

	for (i=0; i<domain_sam_array->count; i++) {

		union samr_AliasInfo *alias_info = NULL;

		if (r->in.level == 1) {
			status = libnetapi_samr_open_alias_queryinfo(ctx, pipe_cli,
								     &domain_handle,
								     domain_sam_array->entries[i].idx,
								     SAMR_ALIAS_ACCESS_LOOKUP_INFO,
								     ALIASINFOALL,
								     &alias_info);
			if (!NT_STATUS_IS_OK(status)) {
				werr = ntstatus_to_werror(status);
				goto done;
			}
		}

		werr = map_alias_info_to_buffer(ctx,
						domain_sam_array->entries[i].name.string,
						alias_info ? &alias_info->all : NULL,
						r->in.level,
						r->out.entries_read,
						r->out.buffer);
	}

 done:
	if (ctx->disable_policy_handle_cache) {
		libnetapi_samr_close_domain_handle(ctx, &domain_handle);
		libnetapi_samr_close_builtin_handle(ctx, &builtin_handle);
		libnetapi_samr_close_connect_handle(ctx, &connect_handle);
	}

	return werr;
}
Esempio n. 2
0
WERROR NetLocalGroupSetInfo_r(struct libnetapi_ctx *ctx,
			      struct NetLocalGroupSetInfo *r)
{
	struct rpc_pipe_client *pipe_cli = NULL;
	NTSTATUS status, result;
	WERROR werr;
	struct lsa_String lsa_account_name;
	struct policy_handle connect_handle, domain_handle, builtin_handle, alias_handle;
	struct dom_sid2 *domain_sid = NULL;
	enum samr_AliasInfoEnum alias_level = 0;
	union samr_AliasInfo *alias_info = NULL;
	struct dcerpc_binding_handle *b = NULL;

	if (!r->in.group_name) {
		return WERR_INVALID_PARAM;
	}

	switch (r->in.level) {
		case 0:
		case 1:
		case 1002:
			break;
		default:
			return WERR_UNKNOWN_LEVEL;
	}

	ZERO_STRUCT(connect_handle);
	ZERO_STRUCT(builtin_handle);
	ZERO_STRUCT(domain_handle);
	ZERO_STRUCT(alias_handle);

	werr = libnetapi_open_pipe(ctx, r->in.server_name,
				   &ndr_table_samr,
				   &pipe_cli);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	b = pipe_cli->binding_handle;

	werr = libnetapi_samr_open_builtin_domain(ctx, pipe_cli,
						  SAMR_ACCESS_LOOKUP_DOMAIN |
						  SAMR_ACCESS_ENUM_DOMAINS,
						  SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
						  &connect_handle,
						  &builtin_handle);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	init_lsa_String(&lsa_account_name, r->in.group_name);

	status = libnetapi_samr_lookup_and_open_alias(ctx, pipe_cli,
						      &builtin_handle,
						      r->in.group_name,
						      SAMR_ALIAS_ACCESS_SET_INFO,
						      &alias_handle);

	if (ctx->disable_policy_handle_cache) {
		libnetapi_samr_close_builtin_handle(ctx, &builtin_handle);
	}

	if (NT_STATUS_IS_OK(status)) {
		goto set_alias;
	}

	werr = libnetapi_samr_open_domain(ctx, pipe_cli,
					  SAMR_ACCESS_ENUM_DOMAINS |
					  SAMR_ACCESS_LOOKUP_DOMAIN,
					  SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
					  &connect_handle,
					  &domain_handle,
					  &domain_sid);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	status = libnetapi_samr_lookup_and_open_alias(ctx, pipe_cli,
						      &domain_handle,
						      r->in.group_name,
						      SAMR_ALIAS_ACCESS_SET_INFO,
						      &alias_handle);
	if (!NT_STATUS_IS_OK(status)) {
		werr = ntstatus_to_werror(status);
		goto done;
	}

	if (ctx->disable_policy_handle_cache) {
		libnetapi_samr_close_domain_handle(ctx, &domain_handle);
	}

 set_alias:

	werr = map_buffer_to_alias_info(ctx, r->in.level, r->in.buffer,
					&alias_level, &alias_info);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	status = dcerpc_samr_SetAliasInfo(b, talloc_tos(),
					  &alias_handle,
					  alias_level,
					  alias_info,
					  &result);
	if (!NT_STATUS_IS_OK(status)) {
		werr = ntstatus_to_werror(status);
		goto done;
	}
	if (!NT_STATUS_IS_OK(result)) {
		werr = ntstatus_to_werror(result);
		goto done;
	}

	werr = WERR_OK;

 done:
	if (is_valid_policy_hnd(&alias_handle)) {
		dcerpc_samr_Close(b, talloc_tos(), &alias_handle, &result);
	}

	if (ctx->disable_policy_handle_cache) {
		libnetapi_samr_close_domain_handle(ctx, &domain_handle);
		libnetapi_samr_close_builtin_handle(ctx, &builtin_handle);
		libnetapi_samr_close_connect_handle(ctx, &connect_handle);
	}

	return werr;
}
Esempio n. 3
0
WERROR NetLocalGroupDel_r(struct libnetapi_ctx *ctx,
			  struct NetLocalGroupDel *r)
{
	struct rpc_pipe_client *pipe_cli = NULL;
	NTSTATUS status, result;
	WERROR werr;
	struct policy_handle connect_handle, domain_handle, builtin_handle, alias_handle;
	struct dom_sid2 *domain_sid = NULL;
	struct dcerpc_binding_handle *b = NULL;

	if (!r->in.group_name) {
		return WERR_INVALID_PARAM;
	}

	ZERO_STRUCT(connect_handle);
	ZERO_STRUCT(builtin_handle);
	ZERO_STRUCT(domain_handle);
	ZERO_STRUCT(alias_handle);

	werr = libnetapi_open_pipe(ctx, r->in.server_name,
				   &ndr_table_samr,
				   &pipe_cli);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	b = pipe_cli->binding_handle;

	werr = libnetapi_samr_open_builtin_domain(ctx, pipe_cli,
						  SAMR_ACCESS_LOOKUP_DOMAIN |
						  SAMR_ACCESS_ENUM_DOMAINS,
						  SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
						  &connect_handle,
						  &builtin_handle);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	status = libnetapi_samr_lookup_and_open_alias(ctx, pipe_cli,
						      &builtin_handle,
						      r->in.group_name,
						      SEC_STD_DELETE,
						      &alias_handle);

	if (ctx->disable_policy_handle_cache) {
		libnetapi_samr_close_builtin_handle(ctx, &builtin_handle);
	}

	if (NT_STATUS_IS_OK(status)) {
		goto delete_alias;
	}

	werr = libnetapi_samr_open_domain(ctx, pipe_cli,
					  SAMR_ACCESS_ENUM_DOMAINS |
					  SAMR_ACCESS_LOOKUP_DOMAIN,
					  SAMR_DOMAIN_ACCESS_CREATE_ALIAS |
					  SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
					  &connect_handle,
					  &domain_handle,
					  &domain_sid);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	status = libnetapi_samr_lookup_and_open_alias(ctx, pipe_cli,
						      &domain_handle,
						      r->in.group_name,
						      SEC_STD_DELETE,
						      &alias_handle);

	if (ctx->disable_policy_handle_cache) {
		libnetapi_samr_close_domain_handle(ctx, &domain_handle);
	}

	if (!NT_STATUS_IS_OK(status)) {
		werr = ntstatus_to_werror(status);
		goto done;
	}


 delete_alias:
	status = dcerpc_samr_DeleteDomAlias(b, talloc_tos(),
					    &alias_handle,
					    &result);
	if (!NT_STATUS_IS_OK(status)) {
		werr = ntstatus_to_werror(status);
		goto done;
	}
	if (!NT_STATUS_IS_OK(result)) {
		werr = ntstatus_to_werror(result);
		goto done;
	}

	ZERO_STRUCT(alias_handle);

	werr = WERR_OK;

 done:
	if (is_valid_policy_hnd(&alias_handle)) {
		dcerpc_samr_Close(b, talloc_tos(), &alias_handle, &result);
	}

	if (ctx->disable_policy_handle_cache) {
		libnetapi_samr_close_domain_handle(ctx, &domain_handle);
		libnetapi_samr_close_builtin_handle(ctx, &builtin_handle);
		libnetapi_samr_close_connect_handle(ctx, &connect_handle);
	}

	return werr;
}
Esempio n. 4
0
WERROR NetLocalGroupAdd_r(struct libnetapi_ctx *ctx,
			  struct NetLocalGroupAdd *r)
{
	struct rpc_pipe_client *pipe_cli = NULL;
	NTSTATUS status, result;
	WERROR werr;
	struct lsa_String lsa_account_name;
	struct policy_handle connect_handle, domain_handle, builtin_handle, alias_handle;
	struct dom_sid2 *domain_sid = NULL;
	uint32_t rid;
	struct dcerpc_binding_handle *b = NULL;

	struct LOCALGROUP_INFO_0 *info0 = NULL;
	struct LOCALGROUP_INFO_1 *info1 = NULL;

	const char *alias_name = NULL;

	if (!r->in.buffer) {
		return WERR_INVALID_PARAM;
	}

	ZERO_STRUCT(connect_handle);
	ZERO_STRUCT(builtin_handle);
	ZERO_STRUCT(domain_handle);
	ZERO_STRUCT(alias_handle);

	switch (r->in.level) {
		case 0:
			info0 = (struct LOCALGROUP_INFO_0 *)r->in.buffer;
			alias_name = info0->lgrpi0_name;
			break;
		case 1:
			info1 = (struct LOCALGROUP_INFO_1 *)r->in.buffer;
			alias_name = info1->lgrpi1_name;
			break;
		default:
			werr = WERR_UNKNOWN_LEVEL;
			goto done;
	}

	werr = libnetapi_open_pipe(ctx, r->in.server_name,
				   &ndr_table_samr,
				   &pipe_cli);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	b = pipe_cli->binding_handle;

	werr = libnetapi_samr_open_builtin_domain(ctx, pipe_cli,
						  SAMR_ACCESS_LOOKUP_DOMAIN |
						  SAMR_ACCESS_ENUM_DOMAINS,
						  SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
						  &connect_handle,
						  &builtin_handle);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	status = libnetapi_samr_lookup_and_open_alias(ctx, pipe_cli,
						      &builtin_handle,
						      alias_name,
						      SAMR_ALIAS_ACCESS_LOOKUP_INFO,
						      &alias_handle);
	if (ctx->disable_policy_handle_cache) {
		libnetapi_samr_close_builtin_handle(ctx, &builtin_handle);
	}

	if (NT_STATUS_IS_OK(status)) {
		werr = WERR_ALIAS_EXISTS;
		goto done;
	}

	werr = libnetapi_samr_open_domain(ctx, pipe_cli,
					  SAMR_ACCESS_ENUM_DOMAINS |
					  SAMR_ACCESS_LOOKUP_DOMAIN,
					  SAMR_DOMAIN_ACCESS_CREATE_ALIAS |
					  SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
					  &connect_handle,
					  &domain_handle,
					  &domain_sid);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	init_lsa_String(&lsa_account_name, alias_name);

	status = dcerpc_samr_CreateDomAlias(b, talloc_tos(),
					    &domain_handle,
					    &lsa_account_name,
					    SEC_STD_DELETE |
					    SAMR_ALIAS_ACCESS_SET_INFO,
					    &alias_handle,
					    &rid,
					    &result);
	if (!NT_STATUS_IS_OK(status)) {
		werr = ntstatus_to_werror(status);
		goto done;
	}
	if (!NT_STATUS_IS_OK(result)) {
		werr = ntstatus_to_werror(result);
		goto done;
	}


	if (r->in.level == 1 && info1->lgrpi1_comment) {

		union samr_AliasInfo alias_info;

		init_lsa_String(&alias_info.description, info1->lgrpi1_comment);

		status = dcerpc_samr_SetAliasInfo(b, talloc_tos(),
						  &alias_handle,
						  ALIASINFODESCRIPTION,
						  &alias_info,
						  &result);
		if (!NT_STATUS_IS_OK(status)) {
			werr = ntstatus_to_werror(status);
			goto done;
		}
		if (!NT_STATUS_IS_OK(result)) {
			werr = ntstatus_to_werror(result);
			goto done;
		}
	}

	werr = WERR_OK;

 done:
	if (is_valid_policy_hnd(&alias_handle)) {
		dcerpc_samr_Close(b, talloc_tos(), &alias_handle, &result);
	}

	if (ctx->disable_policy_handle_cache) {
		libnetapi_samr_close_domain_handle(ctx, &domain_handle);
		libnetapi_samr_close_builtin_handle(ctx, &builtin_handle);
		libnetapi_samr_close_connect_handle(ctx, &connect_handle);
	}

	return werr;
}
Esempio n. 5
0
static WERROR NetLocalGroupModifyMembers_r(struct libnetapi_ctx *ctx,
					   struct NetLocalGroupAddMembers *add,
					   struct NetLocalGroupDelMembers *del,
					   struct NetLocalGroupSetMembers *set)
{
	struct NetLocalGroupAddMembers *r = NULL;

	struct rpc_pipe_client *pipe_cli = NULL;
	struct rpc_pipe_client *lsa_pipe = NULL;
	NTSTATUS status, result;
	WERROR werr;
	struct lsa_String lsa_account_name;
	struct policy_handle connect_handle, domain_handle, builtin_handle, alias_handle;
	struct dom_sid2 *domain_sid = NULL;
	struct dom_sid *member_sids = NULL;
	int i = 0, k = 0;

	struct LOCALGROUP_MEMBERS_INFO_0 *info0 = NULL;
	struct LOCALGROUP_MEMBERS_INFO_3 *info3 = NULL;

	struct dom_sid *add_sids = NULL;
	struct dom_sid *del_sids = NULL;
	uint32_t num_add_sids = 0;
	uint32_t num_del_sids = 0;
	struct dcerpc_binding_handle *b = NULL;

	if ((!add && !del && !set) || (add && del && set)) {
		return WERR_INVALID_PARAM;
	}

	if (add) {
		r = add;
	}

	if (del) {
		r = (struct NetLocalGroupAddMembers *)del;
	}

	if (set) {
		r = (struct NetLocalGroupAddMembers *)set;
	}

	if (!r->in.group_name) {
		return WERR_INVALID_PARAM;
	}

	switch (r->in.level) {
		case 0:
		case 3:
			break;
		default:
			return WERR_UNKNOWN_LEVEL;
	}

	if (r->in.total_entries == 0 || !r->in.buffer) {
		return WERR_INVALID_PARAM;
	}

	ZERO_STRUCT(connect_handle);
	ZERO_STRUCT(builtin_handle);
	ZERO_STRUCT(domain_handle);
	ZERO_STRUCT(alias_handle);

	member_sids = talloc_zero_array(ctx, struct dom_sid,
					r->in.total_entries);
	W_ERROR_HAVE_NO_MEMORY(member_sids);

	switch (r->in.level) {
		case 0:
			info0 = (struct LOCALGROUP_MEMBERS_INFO_0 *)r->in.buffer;
			for (i=0; i < r->in.total_entries; i++) {
				sid_copy(&member_sids[i], (struct dom_sid *)info0[i].lgrmi0_sid);
			}
			break;
		case 3:
			info3 = (struct LOCALGROUP_MEMBERS_INFO_3 *)r->in.buffer;
			break;
		default:
			break;
	}

	if (r->in.level == 3) {
		werr = libnetapi_open_pipe(ctx, r->in.server_name,
					   &ndr_table_lsarpc,
					   &lsa_pipe);
		if (!W_ERROR_IS_OK(werr)) {
			goto done;
		}

		for (i=0; i < r->in.total_entries; i++) {
			status = libnetapi_lsa_lookup_names3(ctx, lsa_pipe,
							     info3[i].lgrmi3_domainandname,
							     &member_sids[i]);
			if (!NT_STATUS_IS_OK(status)) {
				werr = ntstatus_to_werror(status);
				goto done;
			}
		}
		TALLOC_FREE(lsa_pipe);
	}

	werr = libnetapi_open_pipe(ctx, r->in.server_name,
				   &ndr_table_samr,
				   &pipe_cli);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	b = pipe_cli->binding_handle;

	werr = libnetapi_samr_open_builtin_domain(ctx, pipe_cli,
						  SAMR_ACCESS_LOOKUP_DOMAIN |
						  SAMR_ACCESS_ENUM_DOMAINS,
						  SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
						  &connect_handle,
						  &builtin_handle);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	init_lsa_String(&lsa_account_name, r->in.group_name);

	status = libnetapi_samr_lookup_and_open_alias(ctx, pipe_cli,
						      &builtin_handle,
						      r->in.group_name,
						      SAMR_ALIAS_ACCESS_ADD_MEMBER |
						      SAMR_ALIAS_ACCESS_REMOVE_MEMBER |
						      SAMR_ALIAS_ACCESS_GET_MEMBERS |
						      SAMR_ALIAS_ACCESS_LOOKUP_INFO,
						      &alias_handle);

	if (ctx->disable_policy_handle_cache) {
		libnetapi_samr_close_builtin_handle(ctx, &builtin_handle);
	}

	if (NT_STATUS_IS_OK(status)) {
		goto modify_membership;
	}

	werr = libnetapi_samr_open_domain(ctx, pipe_cli,
					  SAMR_ACCESS_ENUM_DOMAINS |
					  SAMR_ACCESS_LOOKUP_DOMAIN,
					  SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
					  &connect_handle,
					  &domain_handle,
					  &domain_sid);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	status = libnetapi_samr_lookup_and_open_alias(ctx, pipe_cli,
						      &domain_handle,
						      r->in.group_name,
						      SAMR_ALIAS_ACCESS_ADD_MEMBER |
						      SAMR_ALIAS_ACCESS_REMOVE_MEMBER |
						      SAMR_ALIAS_ACCESS_GET_MEMBERS |
						      SAMR_ALIAS_ACCESS_LOOKUP_INFO,
						      &alias_handle);
	if (!NT_STATUS_IS_OK(status)) {
		werr = ntstatus_to_werror(status);
		goto done;
	}

	if (ctx->disable_policy_handle_cache) {
		libnetapi_samr_close_domain_handle(ctx, &domain_handle);
	}

 modify_membership:

	if (add) {
		for (i=0; i < r->in.total_entries; i++) {
			status = add_sid_to_array_unique(ctx, &member_sids[i],
							 &add_sids,
							 &num_add_sids);
			if (!NT_STATUS_IS_OK(status)) {
				werr = ntstatus_to_werror(status);
				goto done;
			}
		}
	}

	if (del) {
		for (i=0; i < r->in.total_entries; i++) {
			status = add_sid_to_array_unique(ctx, &member_sids[i],
							 &del_sids,
							 &num_del_sids);
			if (!NT_STATUS_IS_OK(status)) {
				werr = ntstatus_to_werror(status);
				goto done;
			}
		}
	}

	if (set) {

		struct lsa_SidArray current_sids;

		status = dcerpc_samr_GetMembersInAlias(b, talloc_tos(),
						       &alias_handle,
						       &current_sids,
						       &result);
		if (!NT_STATUS_IS_OK(status)) {
			werr = ntstatus_to_werror(status);
			goto done;
		}
		if (!NT_STATUS_IS_OK(result)) {
			werr = ntstatus_to_werror(result);
			goto done;
		}

		/* add list */

		for (i=0; i < r->in.total_entries; i++) {
			bool already_member = false;
			for (k=0; k < current_sids.num_sids; k++) {
				if (dom_sid_equal(&member_sids[i],
					      current_sids.sids[k].sid)) {
					already_member = true;
					break;
				}
			}
			if (!already_member) {
				status = add_sid_to_array_unique(ctx,
					&member_sids[i],
					&add_sids, &num_add_sids);
				if (!NT_STATUS_IS_OK(status)) {
					werr = ntstatus_to_werror(status);
					goto done;
				}
			}
		}

		/* del list */

		for (k=0; k < current_sids.num_sids; k++) {
			bool keep_member = false;
			for (i=0; i < r->in.total_entries; i++) {
				if (dom_sid_equal(&member_sids[i],
					      current_sids.sids[k].sid)) {
					keep_member = true;
					break;
				}
			}
			if (!keep_member) {
				status = add_sid_to_array_unique(ctx,
						current_sids.sids[k].sid,
						&del_sids, &num_del_sids);
				if (!NT_STATUS_IS_OK(status)) {
					werr = ntstatus_to_werror(status);
					goto done;
				}
			}
		}
	}

	/* add list */

	for (i=0; i < num_add_sids; i++) {
		status = dcerpc_samr_AddAliasMember(b, talloc_tos(),
						    &alias_handle,
						    &add_sids[i],
						    &result);
		if (!NT_STATUS_IS_OK(status)) {
			werr = ntstatus_to_werror(status);
			goto done;
		}
		if (!NT_STATUS_IS_OK(result)) {
			werr = ntstatus_to_werror(result);
			goto done;
		}
	}

	/* del list */

	for (i=0; i < num_del_sids; i++) {
		status = dcerpc_samr_DeleteAliasMember(b, talloc_tos(),
						       &alias_handle,
						       &del_sids[i],
						       &result);
		if (!NT_STATUS_IS_OK(status)) {
			werr = ntstatus_to_werror(status);
			goto done;
		}
		if (!NT_STATUS_IS_OK(result)) {
			werr = ntstatus_to_werror(result);
			goto done;
		}
	}

	werr = WERR_OK;

 done:
	if (b && is_valid_policy_hnd(&alias_handle)) {
		dcerpc_samr_Close(b, talloc_tos(), &alias_handle, &result);
	}

	if (ctx->disable_policy_handle_cache) {
		libnetapi_samr_close_domain_handle(ctx, &domain_handle);
		libnetapi_samr_close_builtin_handle(ctx, &builtin_handle);
		libnetapi_samr_close_connect_handle(ctx, &connect_handle);
	}

	return werr;
}
WERROR NetLocalGroupGetInfo_r(struct libnetapi_ctx *ctx,
			      struct NetLocalGroupGetInfo *r)
{
	struct cli_state *cli = NULL;
	struct rpc_pipe_client *pipe_cli = NULL;
	NTSTATUS status;
	WERROR werr;
	struct policy_handle connect_handle, domain_handle, builtin_handle, alias_handle;
	struct dom_sid2 *domain_sid = NULL;
	union samr_AliasInfo *alias_info = NULL;
	uint32_t entries_read = 0;

	if (!r->in.group_name) {
		return WERR_INVALID_PARAM;
	}

	switch (r->in.level) {
		case 0:
		case 1:
		case 1002:
			break;
		default:
			return WERR_UNKNOWN_LEVEL;
	}

	ZERO_STRUCT(connect_handle);
	ZERO_STRUCT(builtin_handle);
	ZERO_STRUCT(domain_handle);
	ZERO_STRUCT(alias_handle);

	werr = libnetapi_open_pipe(ctx, r->in.server_name,
				   &ndr_table_samr.syntax_id,
				   &cli,
				   &pipe_cli);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	werr = libnetapi_samr_open_builtin_domain(ctx, pipe_cli,
						  SAMR_ACCESS_LOOKUP_DOMAIN |
						  SAMR_ACCESS_ENUM_DOMAINS,
						  SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
						  &connect_handle,
						  &builtin_handle);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	status = libnetapi_samr_lookup_and_open_alias(ctx, pipe_cli,
						      &builtin_handle,
						      r->in.group_name,
						      SAMR_ALIAS_ACCESS_LOOKUP_INFO,
						      &alias_handle);

	if (ctx->disable_policy_handle_cache) {
		libnetapi_samr_close_builtin_handle(ctx, &builtin_handle);
	}

	if (NT_STATUS_IS_OK(status)) {
		goto query_alias;
	}

	werr = libnetapi_samr_open_domain(ctx, pipe_cli,
					  SAMR_ACCESS_ENUM_DOMAINS |
					  SAMR_ACCESS_LOOKUP_DOMAIN,
					  SAMR_DOMAIN_ACCESS_CREATE_ALIAS |
					  SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
					  &connect_handle,
					  &domain_handle,
					  &domain_sid);
	if (!W_ERROR_IS_OK(werr)) {
		goto done;
	}

	status = libnetapi_samr_lookup_and_open_alias(ctx, pipe_cli,
						      &domain_handle,
						      r->in.group_name,
						      SAMR_ALIAS_ACCESS_LOOKUP_INFO,
						      &alias_handle);

	if (ctx->disable_policy_handle_cache) {
		libnetapi_samr_close_domain_handle(ctx, &domain_handle);
	}

	if (!NT_STATUS_IS_OK(status)) {
		werr = ntstatus_to_werror(status);
		goto done;
	}

 query_alias:
	status = rpccli_samr_QueryAliasInfo(pipe_cli, ctx,
					    &alias_handle,
					    ALIASINFOALL,
					    &alias_info);
	if (!NT_STATUS_IS_OK(status)) {
		werr = ntstatus_to_werror(status);
		goto done;
	}

	werr = map_alias_info_to_buffer(ctx,
					r->in.group_name,
					&alias_info->all,
					r->in.level, &entries_read,
					r->out.buffer);

 done:
	if (!cli) {
		return werr;
	}

	if (is_valid_policy_hnd(&alias_handle)) {
		rpccli_samr_Close(pipe_cli, ctx, &alias_handle);
	}

	if (ctx->disable_policy_handle_cache) {
		libnetapi_samr_close_domain_handle(ctx, &domain_handle);
		libnetapi_samr_close_builtin_handle(ctx, &builtin_handle);
		libnetapi_samr_close_connect_handle(ctx, &connect_handle);
	}

	return werr;
}