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-rw-r--r--source4/ntp_signd/ntp_signd.c7
-rwxr-xr-xsource4/selftest/tests.sh2
-rw-r--r--source4/torture/config.mk16
-rw-r--r--source4/torture/ntp/ntp_signd.c270
-rw-r--r--source4/torture/torture.c3
5 files changed, 297 insertions, 1 deletions
diff --git a/source4/ntp_signd/ntp_signd.c b/source4/ntp_signd/ntp_signd.c
index 4306e5a938..6c6416dea0 100644
--- a/source4/ntp_signd/ntp_signd.c
+++ b/source4/ntp_signd/ntp_signd.c
@@ -153,6 +153,13 @@ static NTSTATUS ntp_signd_recv(void *private_data, DATA_BLOB wrapped_input)
return signing_failure(ntp_signdconn, sign_request.packet_id);
}
+ /* We need to implement 'check signature' and 'request server
+ * to sign' operations at some point */
+ if (sign_request.version != 1) {
+ talloc_free(tmp_ctx);
+ return signing_failure(ntp_signdconn, sign_request.packet_id);
+ }
+
domain_sid = samdb_domain_sid(ntp_signdconn->ntp_signd->samdb);
if (!domain_sid) {
talloc_free(tmp_ctx);
diff --git a/source4/selftest/tests.sh b/source4/selftest/tests.sh
index 6c6a09fbbd..525179189b 100755
--- a/source4/selftest/tests.sh
+++ b/source4/selftest/tests.sh
@@ -272,6 +272,8 @@ done
plantest "rpc.echo on ncacn_np over smb2" dc $smb4torture ncacn_np:"\$SERVER[smb2]" -U"\$USERNAME"%"\$PASSWORD" -W \$DOMAIN RPC-ECHO "$*"
+plantest "ntp.signd" dc $smb4torture ncacn_np:"\$SERVER" -U"\$USERNAME"%"\$PASSWORD" -W \$DOMAIN NTP-SIGND "$*" --configfile=st/dc/etc/smb.conf
+
# Tests against the NTVFS POSIX backend
NTVFSARGS=""
NTVFSARGS="${NTVFSARGS} --option=torture:sharedelay=100000"
diff --git a/source4/torture/config.mk b/source4/torture/config.mk
index 79d9bd0c76..b85a0f84b1 100644
--- a/source4/torture/config.mk
+++ b/source4/torture/config.mk
@@ -237,6 +237,22 @@ TORTURE_NET_OBJ_FILES = $(addprefix $(torturesrcdir)/libnet/, libnet.o \
$(eval $(call proto_header_template,$(torturesrcdir)/libnet/proto.h,$(TORTURE_NET_OBJ_FILES:.o=.c)))
#################################
+# Start SUBSYSTEM TORTURE_NTP
+[MODULE::TORTURE_NTP]
+SUBSYSTEM = smbtorture
+OUTPUT_TYPE = MERGED_OBJ
+INIT_FUNCTION = torture_ntp_init
+PRIVATE_DEPENDENCIES = \
+ POPT_CREDENTIALS \
+ torture_rpc
+# End SUBSYSTEM TORTURE_NTP
+#################################
+
+TORTURE_NTP_OBJ_FILES = $(addprefix $(torturesrcdir)/ntp/, ntp_signd.o)
+
+$(eval $(call proto_header_template,$(torturesrcdir)/ntp/proto.h,$(TORTURE_NET_OBJ_FILES:.o=.c)))
+
+#################################
# Start BINARY smbtorture
[BINARY::smbtorture]
INSTALLDIR = BINDIR
diff --git a/source4/torture/ntp/ntp_signd.c b/source4/torture/ntp/ntp_signd.c
new file mode 100644
index 0000000000..e82276a086
--- /dev/null
+++ b/source4/torture/ntp/ntp_signd.c
@@ -0,0 +1,270 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ Test NTP authentication support
+
+ Copyright (C) Andrew Bartlet <abartlet@samba.org> 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/>.
+*/
+
+#include "includes.h"
+#include "torture/torture.h"
+#include "torture/smbtorture.h"
+#include <tevent.h>
+#include "lib/socket/socket.h"
+#include "lib/stream/packet.h"
+#include "auth/credentials/credentials.h"
+#include "torture/rpc/rpc.h"
+#include "torture/rpc/netlogon.h"
+#include "../lib/crypto/crypto.h"
+#include "libcli/auth/libcli_auth.h"
+#include "librpc/gen_ndr/ndr_netlogon_c.h"
+#include "librpc/gen_ndr/ndr_netlogon.h"
+#include "librpc/gen_ndr/ndr_ntp_signd.h"
+#include "param/param.h"
+
+#define TEST_MACHINE_NAME "ntpsigndtest"
+
+struct signd_client_socket {
+ struct socket_context *sock;
+
+ /* the fd event */
+ struct tevent_fd *fde;
+
+ NTSTATUS status;
+ DATA_BLOB request, reply;
+
+ struct packet_context *packet;
+
+ size_t partial_read;
+};
+
+static NTSTATUS signd_client_full_packet(void *private_data, DATA_BLOB data)
+{
+ struct signd_client_socket *signd_client = talloc_get_type(private_data, struct signd_client_socket);
+ talloc_steal(signd_client, data.data);
+ signd_client->reply = data;
+ signd_client->reply.length -= 4;
+ signd_client->reply.data += 4;
+ return NT_STATUS_OK;
+}
+
+static void signd_client_error_handler(void *private_data, NTSTATUS status)
+{
+ struct signd_client_socket *signd_client = talloc_get_type(private_data, struct signd_client_socket);
+ signd_client->status = status;
+}
+
+/*
+ handle fd events on a signd_client_socket
+*/
+static void signd_client_socket_handler(struct tevent_context *ev, struct tevent_fd *fde,
+ uint16_t flags, void *private_data)
+{
+ struct signd_client_socket *signd_client = talloc_get_type(private_data, struct signd_client_socket);
+ if (flags & TEVENT_FD_READ) {
+ packet_recv(signd_client->packet);
+ return;
+ }
+ if (flags & TEVENT_FD_WRITE) {
+ packet_queue_run(signd_client->packet);
+ return;
+ }
+ /* not reached */
+ return;
+}
+
+/* A torture test to show that the unix domain socket protocol is
+ * operating correctly, and the signatures are as expected */
+
+static bool test_ntp_signd(struct torture_context *tctx,
+ struct dcerpc_pipe *p,
+ struct cli_credentials *credentials)
+{
+ struct netlogon_creds_CredentialState *creds;
+ TALLOC_CTX *mem_ctx = talloc_new(tctx);
+
+ NTSTATUS status;
+ struct netr_ServerReqChallenge r;
+ struct netr_ServerAuthenticate3 a;
+ struct netr_Credential credentials1, credentials2, credentials3;
+ uint32_t rid;
+ const char *machine_name;
+ const struct samr_Password *pwhash = cli_credentials_get_nt_hash(credentials, mem_ctx);
+ uint32_t negotiate_flags = NETLOGON_NEG_AUTH2_ADS_FLAGS;
+
+ struct sign_request sign_req;
+ struct signed_reply signed_reply;
+ DATA_BLOB sign_req_blob;
+
+ struct signd_client_socket *signd_client;
+ char *signd_socket_address;
+
+ struct MD5Context ctx;
+ uint8_t sig[16];
+ enum ndr_err_code ndr_err;
+
+ machine_name = cli_credentials_get_workstation(credentials);
+
+ torture_comment(tctx, "Testing ServerReqChallenge\n");
+
+ r.in.server_name = NULL;
+ r.in.computer_name = machine_name;
+ r.in.credentials = &credentials1;
+ r.out.return_credentials = &credentials2;
+
+ generate_random_buffer(credentials1.data, sizeof(credentials1.data));
+
+ status = dcerpc_netr_ServerReqChallenge(p, tctx, &r);
+ torture_assert_ntstatus_ok(tctx, status, "ServerReqChallenge");
+
+ a.in.server_name = NULL;
+ a.in.account_name = talloc_asprintf(tctx, "%s$", machine_name);
+ a.in.secure_channel_type = SEC_CHAN_WKSTA;
+ a.in.computer_name = machine_name;
+ a.in.negotiate_flags = &negotiate_flags;
+ a.in.credentials = &credentials3;
+ a.out.return_credentials = &credentials3;
+ a.out.negotiate_flags = &negotiate_flags;
+ a.out.rid = &rid;
+
+ creds = netlogon_creds_client_init(tctx, a.in.account_name,
+ a.in.computer_name,
+ &credentials1, &credentials2,
+ pwhash, &credentials3,
+ negotiate_flags);
+
+ torture_assert(tctx, creds != NULL, "memory allocation");
+
+ torture_comment(tctx, "Testing ServerAuthenticate3\n");
+
+ status = dcerpc_netr_ServerAuthenticate3(p, tctx, &a);
+ torture_assert_ntstatus_ok(tctx, status, "ServerAuthenticate3");
+ torture_assert(tctx, netlogon_creds_client_check(creds, &credentials3), "Credential chaining failed");
+
+ sign_req.version = 1;
+ sign_req.op = SIGN_TO_CLIENT;
+ sign_req.packet_id = 1;
+ sign_req.key_id = rid;
+ sign_req.packet_to_sign = data_blob_string_const("I am a tea pot");
+
+ ndr_err = ndr_push_struct_blob(&sign_req_blob, mem_ctx, NULL, &sign_req, (ndr_push_flags_fn_t)ndr_push_sign_request);
+ torture_assert(tctx, NDR_ERR_CODE_IS_SUCCESS(ndr_err), "Failed to push sign_req");
+
+ signd_client = talloc(mem_ctx, struct signd_client_socket);
+
+ status = socket_create("unix", SOCKET_TYPE_STREAM, &signd_client->sock, 0);
+
+ signd_socket_address = talloc_asprintf(signd_client, "%s/socket",
+ lp_ntp_signd_socket_directory(tctx->lp_ctx));
+
+ status = socket_connect_ev(signd_client->sock, NULL,
+ socket_address_from_strings(signd_client,
+ "unix", signd_socket_address, 0), 0, tctx->ev);
+ torture_assert_ntstatus_ok(tctx, status, "Failed to connect to signd!");
+
+ /* Setup the FDE, start listening for read events
+ * from the start (otherwise we may miss a socket
+ * drop) and mark as AUTOCLOSE along with the fde */
+
+ /* Ths is equivilant to EVENT_FD_READABLE(signd_client->fde) */
+ signd_client->fde = tevent_add_fd(tctx->ev, signd_client->sock,
+ socket_get_fd(signd_client->sock),
+ TEVENT_FD_READ,
+ signd_client_socket_handler, signd_client);
+ /* its now the job of the event layer to close the socket */
+ tevent_fd_set_close_fn(signd_client->fde, socket_tevent_fd_close_fn);
+ socket_set_flags(signd_client->sock, SOCKET_FLAG_NOCLOSE);
+
+ signd_client->status = NT_STATUS_OK;
+ signd_client->reply = data_blob(NULL, 0);
+
+ signd_client->packet = packet_init(signd_client);
+ if (signd_client->packet == NULL) {
+ talloc_free(signd_client);
+ return ENOMEM;
+ }
+ packet_set_private(signd_client->packet, signd_client);
+ packet_set_socket(signd_client->packet, signd_client->sock);
+ packet_set_callback(signd_client->packet, signd_client_full_packet);
+ packet_set_full_request(signd_client->packet, packet_full_request_u32);
+ packet_set_error_handler(signd_client->packet, signd_client_error_handler);
+ packet_set_event_context(signd_client->packet, tctx->ev);
+ packet_set_fde(signd_client->packet, signd_client->fde);
+
+ signd_client->request = data_blob_talloc(signd_client, NULL, sign_req_blob.length + 4);
+ RSIVAL(signd_client->request.data, 0, sign_req_blob.length);
+ memcpy(signd_client->request.data+4, sign_req_blob.data, sign_req_blob.length);
+ packet_send(signd_client->packet, signd_client->request);
+
+ while ((NT_STATUS_IS_OK(signd_client->status)) && !signd_client->reply.length) {
+ if (tevent_loop_once(tctx->ev) != 0) {
+ talloc_free(signd_client);
+ return EINVAL;
+ }
+ }
+
+ torture_assert_ntstatus_ok(tctx, signd_client->status, "Error reading signd_client reply packet");
+
+ ndr_err = ndr_pull_struct_blob_all(&signd_client->reply, mem_ctx,
+ lp_iconv_convenience(tctx->lp_ctx),
+ &signed_reply,
+ (ndr_pull_flags_fn_t)ndr_pull_signed_reply);
+ torture_assert(tctx, NDR_ERR_CODE_IS_SUCCESS(ndr_err), ndr_map_error2string(ndr_err));
+
+ torture_assert_u64_equal(tctx, signed_reply.version,
+ sign_req.version, "Invalid Version");
+ torture_assert_u64_equal(tctx, signed_reply.packet_id,
+ sign_req.packet_id, "Invalid Packet ID");
+ torture_assert_u64_equal(tctx, signed_reply.op,
+ SIGNING_SUCCESS, "Should have replied with signing success");
+ torture_assert_u64_equal(tctx, signed_reply.signed_packet.length,
+ sign_req.packet_to_sign.length + 20, "Invalid reply length from signd");
+ torture_assert_u64_equal(tctx, rid,
+ IVAL(signed_reply.signed_packet.data, sign_req.packet_to_sign.length),
+ "Incorrect RID in reply");
+
+ /* Check computed signature */
+
+ MD5Init(&ctx);
+ MD5Update(&ctx, pwhash->hash, sizeof(pwhash->hash));
+ MD5Update(&ctx, sign_req.packet_to_sign.data, sign_req.packet_to_sign.length);
+ MD5Final(sig, &ctx);
+
+ torture_assert_mem_equal(tctx, &signed_reply.signed_packet.data[sign_req.packet_to_sign.length + 4],
+ sig, 16, "Signature on reply was incorrect!");
+
+ talloc_free(mem_ctx);
+
+ return true;
+}
+
+NTSTATUS torture_ntp_init(void)
+{
+ struct torture_suite *suite = torture_suite_create(talloc_autofree_context(), "NTP");
+ struct torture_rpc_tcase *tcase;
+
+ tcase = torture_suite_add_machine_workstation_rpc_iface_tcase(suite, "SIGND",
+ &ndr_table_netlogon, TEST_MACHINE_NAME);
+
+ torture_rpc_tcase_add_test_creds(tcase, "ntp_signd", test_ntp_signd);
+
+ suite->description = talloc_strdup(suite, "NTP tests");
+
+ torture_register_suite(suite);
+
+ return NT_STATUS_OK;
+}
+
diff --git a/source4/torture/torture.c b/source4/torture/torture.c
index a7296e62db..39a8005e86 100644
--- a/source4/torture/torture.c
+++ b/source4/torture/torture.c
@@ -60,7 +60,8 @@ _PUBLIC_ int torture_init(void)
extern NTSTATUS torture_nbt_init(void);
extern NTSTATUS torture_nbench_init(void);
extern NTSTATUS torture_rap_init(void);
- extern NTSTATUS torture_rpc_init(void);
+ extern NTSTATUS torture_rpc_init(void);
+ extern NTSTATUS torture_ntp_init(void);
extern NTSTATUS torture_smb2_init(void);
extern NTSTATUS torture_net_init(void);
extern NTSTATUS torture_libnetapi_init(void);
generated by cgit (git 2.34.1) at 2025-11-04 06:48:46 +0000