r6223: added a bit more datagram infrastructure and the beginnings of a test

suite. The NBT-DGRAM test does a UDP/138 netlogon request, to which a
windows server sends a reply, but the windows server sends the reply
to the wrong port (it always sends to 138), so the test suite doesn't
see it.
(This used to be commit a7634625dbc944dd8256a822be290010f341a571)

1 files changed, 124 insertions, 0 deletions

diff --git a/source4/torture/nbt/dgram.c b/source4/torture/nbt/dgram.c
new file mode 100644
index 0000000000..c87940a94d
--- /dev/null
+++ b/source4/torture/nbt/dgram.c
@@ -0,0 +1,124 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   NBT dgram testing
+
+   Copyright (C) Andrew Tridgell 2005
+   
+   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 2 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, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "libcli/nbt/libnbt.h"
+#include "libcli/dgram/libdgram.h"
+#include "librpc/gen_ndr/ndr_nbt.h"
+#include "lib/socket/socket.h"
+#include "lib/events/events.h"
+
+#define TEST_NAME "TORTURE_TEST"
+
+/*
+  reply handler for netlogon request
+*/
+static void netlogon_handler(struct dgram_mailslot_handler *dgmslot, 
+			     struct nbt_dgram_packet *packet, 
+			     const char *src_address, int src_port)
+{
+	printf("netlogon reply from %s:%d\n", src_address, src_port);
+}
+
+/* test UDP/138 netlogon requests */
+static BOOL nbt_test_netlogon(TALLOC_CTX *mem_ctx, 
+			      struct nbt_name name, const char *address)
+{
+	struct dgram_mailslot_handler *dgmslot;
+	struct nbt_dgram_socket *dgmsock = nbt_dgram_socket_init(mem_ctx, NULL);
+	const char *myaddress = talloc_strdup(mem_ctx, iface_best_ip(address));
+	struct nbt_netlogon_packet logon;
+	struct nbt_name myname;
+	NTSTATUS status;
+	int timelimit = lp_parm_int(-1, "torture", "timelimit", 10);
+	struct timeval tv = timeval_current();
+
+	socket_listen(dgmsock->sock, myaddress, 0, 0, 0);
+
+	/* setup a temporary mailslot listener for replies */
+	dgmslot = dgram_mailslot_temp(dgmsock, "\\MAILSLOT\\NET\\GETDC", 
+				      netlogon_handler, NULL);
+	
+
+	ZERO_STRUCT(logon);
+	logon.command = NETLOGON_QUERY_FOR_PDC;
+	logon.req.pdc.computer_name = TEST_NAME;
+	logon.req.pdc.mailslot_name = dgmslot->mailslot_name;
+	logon.req.pdc.unicode_name  = TEST_NAME;
+	logon.req.pdc.nt_version    = 1;
+	logon.req.pdc.lmnt_token    = 0xFFFF;
+	logon.req.pdc.lm20_token    = 0xFFFF;
+
+	myname.name = TEST_NAME;
+	myname.type = NBT_NAME_CLIENT;
+	myname.scope = NULL;
+
+	status = dgram_mailslot_netlogon_send(dgmsock, &name, address, &myname, &logon);
+	if (!NT_STATUS_IS_OK(status)) {
+		printf("Failed to send netlogon request - %s\n", nt_errstr(status));
+		goto failed;
+	}
+
+
+	while (timeval_elapsed(&tv) < timelimit) {
+		event_loop_once(dgmsock->event_ctx);
+	}
+
+	talloc_free(dgmsock);
+	return True;
+
+failed:
+	talloc_free(dgmsock);
+	return False;
+}
+
+
+/*
+  test nbt dgram operations
+*/
+BOOL torture_nbt_dgram(void)
+{
+	const char *address;
+	struct nbt_name name;
+	TALLOC_CTX *mem_ctx = talloc_new(NULL);
+	NTSTATUS status;
+	BOOL ret = True;
+	
+	name.name = lp_parm_string(-1, "torture", "host");
+	name.type = NBT_NAME_PDC;
+	name.scope = NULL;
+
+	/* do an initial name resolution to find its IP */
+	status = resolve_name(&name, mem_ctx, &address);
+	if (!NT_STATUS_IS_OK(status)) {
+		printf("Failed to resolve %s - %s\n",
+		       name.name, nt_errstr(status));
+		talloc_free(mem_ctx);
+		return False;
+	}
+
+	ret &= nbt_test_netlogon(mem_ctx, name, address);
+
+	talloc_free(mem_ctx);
+
+	return ret;
+}