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/*
Unix SMB/CIFS implementation.
SMB torture tester
Copyright (C) Andrew Bartlett 2012
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 "torture/smbtorture.h"
#include "dlz_minimal.h"
#include <talloc.h>
#include <ldb.h>
#include "lib/param/param.h"
#include "dsdb/samdb/samdb.h"
#include "dsdb/common/util.h"
#include "auth/session.h"
#include "auth/gensec/gensec.h"
#include "auth/credentials/credentials.h"
#include "lib/cmdline/popt_common.h"
struct torture_context *tctx_static;
static void dlz_bind9_log_wrapper(int level, const char *fmt, ...)
{
va_list ap;
char *msg;
va_start(ap, fmt);
msg = talloc_vasprintf(NULL, fmt, ap);
torture_comment(tctx_static, "%s\n", msg);
TALLOC_FREE(msg);
va_end(ap);
}
static bool test_dlz_bind9_version(struct torture_context *tctx)
{
unsigned int flags = 0;
torture_assert_int_equal(tctx, dlz_version(&flags),
DLZ_DLOPEN_VERSION, "got wrong DLZ version");
return true;
}
static bool test_dlz_bind9_create(struct torture_context *tctx)
{
void *dbdata;
const char *argv[] = {
"samba_dlz",
"-H",
lpcfg_private_path(tctx, tctx->lp_ctx, "dns/sam.ldb"),
NULL
};
tctx_static = tctx;
torture_assert_int_equal(tctx, dlz_create("samba_dlz", 3, discard_const_p(char *, argv), &dbdata,
"log", dlz_bind9_log_wrapper, NULL), ISC_R_SUCCESS,
"Failed to create samba_dlz");
dlz_destroy(dbdata);
return true;
}
static isc_result_t dlz_bind9_writeable_zone_hook(dns_view_t *view,
const char *zone_name)
{
struct torture_context *tctx = talloc_get_type((void *)view, struct torture_context);
struct ldb_context *samdb = samdb_connect_url(tctx, NULL, tctx->lp_ctx,
system_session(tctx->lp_ctx),
0, lpcfg_private_path(tctx, tctx->lp_ctx, "dns/sam.ldb"));
struct ldb_message *msg;
int ret;
const char *attrs[] = {
NULL
};
if (!samdb) {
torture_fail(tctx, "Failed to connect to samdb");
return ISC_R_FAILURE;
}
ret = dsdb_search_one(samdb, tctx, &msg, NULL,
LDB_SCOPE_SUBTREE, attrs, DSDB_SEARCH_SEARCH_ALL_PARTITIONS,
"(&(objectClass=dnsZone)(name=%s))", zone_name);
if (ret != LDB_SUCCESS) {
torture_fail(tctx, talloc_asprintf(tctx, "Failed to search for %s: %s", zone_name, ldb_errstring(samdb)));
return ISC_R_FAILURE;
}
talloc_free(msg);
return ISC_R_SUCCESS;
}
static bool test_dlz_bind9_configure(struct torture_context *tctx)
{
void *dbdata;
const char *argv[] = {
"samba_dlz",
"-H",
lpcfg_private_path(tctx, tctx->lp_ctx, "dns/sam.ldb"),
NULL
};
tctx_static = tctx;
torture_assert_int_equal(tctx, dlz_create("samba_dlz", 3, discard_const_p(char *, argv), &dbdata,
"log", dlz_bind9_log_wrapper,
"writeable_zone", dlz_bind9_writeable_zone_hook, NULL),
ISC_R_SUCCESS,
"Failed to create samba_dlz");
torture_assert_int_equal(tctx, dlz_configure((void*)tctx, dbdata),
ISC_R_SUCCESS,
"Failed to configure samba_dlz");
dlz_destroy(dbdata);
return true;
}
/*
* Test that a ticket obtained for the DNS service will be accepted on the Samba DLZ side
*
*/
static bool test_dlz_bind9_gensec(struct torture_context *tctx, const char *mech)
{
NTSTATUS status;
struct gensec_security *gensec_client_context;
DATA_BLOB client_to_server, server_to_client;
void *dbdata;
const char *argv[] = {
"samba_dlz",
"-H",
lpcfg_private_path(tctx, tctx->lp_ctx, "dns/sam.ldb"),
NULL
};
tctx_static = tctx;
torture_assert_int_equal(tctx, dlz_create("samba_dlz", 3, discard_const_p(char *, argv), &dbdata,
"log", dlz_bind9_log_wrapper,
"writeable_zone", dlz_bind9_writeable_zone_hook, NULL),
ISC_R_SUCCESS,
"Failed to create samba_dlz");
torture_assert_int_equal(tctx, dlz_configure((void*)tctx, dbdata),
ISC_R_SUCCESS,
"Failed to configure samba_dlz");
status = gensec_client_start(tctx, &gensec_client_context,
lpcfg_gensec_settings(tctx, tctx->lp_ctx));
torture_assert_ntstatus_ok(tctx, status, "gensec_client_start (client) failed");
status = gensec_set_target_hostname(gensec_client_context, torture_setting_string(tctx, "host", NULL));
torture_assert_ntstatus_ok(tctx, status, "gensec_set_target_hostname (client) failed");
status = gensec_set_credentials(gensec_client_context, cmdline_credentials);
torture_assert_ntstatus_ok(tctx, status, "gensec_set_credentials (client) failed");
status = gensec_start_mech_by_sasl_name(gensec_client_context, mech);
torture_assert_ntstatus_ok(tctx, status, "gensec_start_mech_by_sasl_name (client) failed");
server_to_client = data_blob(NULL, 0);
/* Do one step of the client-server update dance */
status = gensec_update(gensec_client_context, tctx, tctx->ev, server_to_client, &client_to_server);
if (!NT_STATUS_EQUAL(status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {;
torture_assert_ntstatus_ok(tctx, status, "gensec_update (client) failed");
}
torture_assert_int_equal(tctx, dlz_ssumatch(cli_credentials_get_username(cmdline_credentials),
lpcfg_dnsdomain(tctx->lp_ctx),
"127.0.0.1", "type", "key",
client_to_server.length,
client_to_server.data,
dbdata),
ISC_R_SUCCESS,
"Failed to check key for update rights samba_dlz");
dlz_destroy(dbdata);
return true;
}
static bool test_dlz_bind9_gssapi(struct torture_context *tctx)
{
return test_dlz_bind9_gensec(tctx, "GSSAPI");
}
static bool test_dlz_bind9_spnego(struct torture_context *tctx)
{
return test_dlz_bind9_gensec(tctx, "GSS-SPNEGO");
}
static struct torture_suite *dlz_bind9_suite(TALLOC_CTX *ctx)
{
struct torture_suite *suite = torture_suite_create(ctx, "dlz_bind9");
suite->description = talloc_strdup(suite,
"Tests for the BIND 9 DLZ module");
torture_suite_add_simple_test(suite, "version", test_dlz_bind9_version);
torture_suite_add_simple_test(suite, "create", test_dlz_bind9_create);
torture_suite_add_simple_test(suite, "configure", test_dlz_bind9_configure);
torture_suite_add_simple_test(suite, "gssapi", test_dlz_bind9_gssapi);
torture_suite_add_simple_test(suite, "spnego", test_dlz_bind9_spnego);
return suite;
}
/**
* DNS torture module initialization
*/
NTSTATUS torture_bind_dns_init(void)
{
struct torture_suite *suite;
TALLOC_CTX *mem_ctx = talloc_autofree_context();
/* register DNS related test cases */
suite = dlz_bind9_suite(mem_ctx);
if (!suite) return NT_STATUS_NO_MEMORY;
torture_register_suite(suite);
return NT_STATUS_OK;
}
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