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authorAndrew Tridgell <tridge@samba.org>2003-11-28 08:51:09 +0000
committerAndrew Tridgell <tridge@samba.org>2003-11-28 08:51:09 +0000
commit7ec0ead48a6e7b770d04802fb8248c1240cd0787 (patch)
tree1dc368cab0f9505cc448f930cd94601c740a46d8
parentb0ba0462a4e85a26c45a4e763655d5b3885a147f (diff)
downloadsamba-7ec0ead48a6e7b770d04802fb8248c1240cd0787.tar.gz
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samba-7ec0ead48a6e7b770d04802fb8248c1240cd0787.zip
the beginnings of an automated tool for working out IDL properties of
a pipe. I'm not sure how possible this will be without lots of human intervention, but its an interesting thing to try. (This used to be commit d5afe7c6a8651457da9438fcf0035c792701ac86)
-rw-r--r--source4/Makefile.in2
-rw-r--r--source4/librpc/idl/w32time.idl1
-rw-r--r--source4/librpc/rpc/dcerpc_util.c14
-rw-r--r--source4/torture/rpc/autoidl.c155
-rw-r--r--source4/torture/torture.c1
5 files changed, 172 insertions, 1 deletions
diff --git a/source4/Makefile.in b/source4/Makefile.in
index a7895b24ce..6a9017bbe1 100644
--- a/source4/Makefile.in
+++ b/source4/Makefile.in
@@ -443,7 +443,7 @@ SMBTORTURE_RPC_OBJ = torture/rpc/lsa.o torture/rpc/echo.o torture/rpc/dfs.o \
torture/rpc/spoolss.o torture/rpc/samr.o torture/rpc/wkssvc.o \
torture/rpc/srvsvc.o torture/rpc/atsvc.o torture/rpc/eventlog.o \
torture/rpc/epmapper.o torture/rpc/winreg.o torture/rpc/mgmt.o \
- torture/rpc/scanner.o
+ torture/rpc/scanner.o torture/rpc/autoidl.o
SMBTORTURE_OBJ1 = torture/torture.o torture/torture_util.o torture/nbio.o torture/scanner.o \
torture/utable.o torture/denytest.o torture/mangle_test.o \
diff --git a/source4/librpc/idl/w32time.idl b/source4/librpc/idl/w32time.idl
index cca5cacc3b..bb14bddbfd 100644
--- a/source4/librpc/idl/w32time.idl
+++ b/source4/librpc/idl/w32time.idl
@@ -4,6 +4,7 @@
[
uuid(8fb6d884-2388-11d0-8c35-00c04fda2795),
+ endpoints(srvsvc atsvc browser keysvc wkssvc),
version(4.1)
]
interface w32time
diff --git a/source4/librpc/rpc/dcerpc_util.c b/source4/librpc/rpc/dcerpc_util.c
index d439c89e65..ef4af9f661 100644
--- a/source4/librpc/rpc/dcerpc_util.c
+++ b/source4/librpc/rpc/dcerpc_util.c
@@ -187,3 +187,17 @@ int idl_num_calls(const char *uuid, uint32 if_version)
return -1;
}
+
+/*
+ find a dcerpc interface by name
+*/
+const struct dcerpc_interface_table *idl_iface_by_name(const char *name)
+{
+ int i;
+ for (i=0;dcerpc_pipes[i];i++) {
+ if (strcasecmp(dcerpc_pipes[i]->name, name) == 0) {
+ return dcerpc_pipes[i];
+ }
+ }
+ return NULL;
+}
diff --git a/source4/torture/rpc/autoidl.c b/source4/torture/rpc/autoidl.c
new file mode 100644
index 0000000000..9e27ca7b58
--- /dev/null
+++ b/source4/torture/rpc/autoidl.c
@@ -0,0 +1,155 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ auto-idl scanner
+
+ Copyright (C) Andrew Tridgell 2003
+
+ 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"
+
+
+static void reopen(struct dcerpc_pipe **p, const struct dcerpc_interface_table *iface)
+{
+ NTSTATUS status;
+
+ if (*p) {
+ dcerpc_pipe_close(*p);
+ }
+
+ status = torture_rpc_connection(p, iface->endpoints->names[0], iface->uuid, iface->if_version);
+ if (!NT_STATUS_IS_OK(status)) {
+ printf("Failed to reopen '%s' - %s\n", iface->name, nt_errstr(status));
+ exit(1);
+ }
+}
+
+
+static void test_ptr_scan(TALLOC_CTX *mem_ctx, const struct dcerpc_interface_table *iface,
+ int opnum, int min_in)
+{
+ DATA_BLOB stub_in, stub_out;
+ int ofs;
+ NTSTATUS status;
+ struct dcerpc_pipe *p = NULL;
+
+ reopen(&p, iface);
+
+ stub_in = data_blob(NULL, min_in);
+ data_blob_clear(&stub_in);
+
+ /* work out the minimum amount of input data */
+ for (ofs=0;ofs<min_in;ofs+=4) {
+ SIVAL(stub_in.data, ofs, 1);
+ status = dcerpc_request(p, opnum, mem_ctx, &stub_in, &stub_out);
+ SIVAL(stub_in.data, ofs, 0);
+
+ if (NT_STATUS_EQUAL(status, NT_STATUS_NET_WRITE_FAULT)) {
+ printf("opnum %d ofs %d size %d fault 0x%08x\n",
+ opnum, ofs, min_in, p->last_fault_code);
+ if (p->last_fault_code == 5) {
+ reopen(&p, iface);
+ }
+ continue;
+ }
+ printf("opnum %d ofs %d error %s\n", opnum, ofs, nt_errstr(status));
+ }
+
+ dcerpc_pipe_close(p);
+}
+
+
+static void test_scan_call(TALLOC_CTX *mem_ctx, const struct dcerpc_interface_table *iface, int opnum)
+{
+ DATA_BLOB stub_in, stub_out;
+ int i;
+ NTSTATUS status;
+ struct dcerpc_pipe *p = NULL;
+
+ reopen(&p, iface);
+
+ /* work out the minimum amount of input data */
+ for (i=0;i<100;i++) {
+ stub_in = data_blob(NULL, i);
+ data_blob_clear(&stub_in);
+
+ status = dcerpc_request(p, opnum, mem_ctx, &stub_in, &stub_out);
+
+ if (NT_STATUS_IS_OK(status)) {
+ printf("opnum %d min_input %d - output %d\n",
+ opnum, stub_in.length, stub_out.length);
+ dcerpc_pipe_close(p);
+ test_ptr_scan(mem_ctx, iface, opnum, stub_in.length);
+ return;
+ }
+
+ if (NT_STATUS_EQUAL(status, NT_STATUS_NET_WRITE_FAULT)) {
+ printf("opnum %d size %d fault 0x%08x\n", opnum, i, p->last_fault_code);
+ if (p->last_fault_code == 5) {
+ reopen(&p, iface);
+ }
+ continue;
+ }
+
+ printf("opnum %d size %d error %s\n", opnum, i, nt_errstr(status));
+ }
+
+ printf("opnum %d minimum not found!?\n", opnum);
+ dcerpc_pipe_close(p);
+}
+
+
+static void test_auto_scan(TALLOC_CTX *mem_ctx, const struct dcerpc_interface_table *iface)
+{
+ int i;
+ for (i=0;i<100;i++) {
+ test_scan_call(mem_ctx, iface, i);
+ }
+}
+
+BOOL torture_rpc_autoidl(int dummy)
+{
+ NTSTATUS status;
+ TALLOC_CTX *mem_ctx;
+ const struct dcerpc_interface_table *iface;
+ char *host = lp_parm_string(-1, "torture", "host");
+ char *transport = lp_parm_string(-1, "torture", "transport");
+
+ iface = idl_iface_by_name("browser");
+ if (!iface) {
+ printf("Unknown interface!\n");
+ return False;
+ }
+
+ mem_ctx = talloc_init("torture_rpc_autoidl");
+
+ printf("\nProbing pipe '%s'\n", iface->name);
+
+ /* on TCP we need to find the right endpoint */
+ if (strcasecmp(transport, "ncacn_ip_tcp") == 0) {
+ uint32 port;
+ status = dcerpc_epm_map_tcp_port(host, iface->uuid, iface->if_version, &port);
+ if (!NT_STATUS_IS_OK(status)) {
+ return False;
+ }
+ lp_set_cmdline("torture:share", talloc_asprintf(mem_ctx, "%u", port));
+ }
+
+ test_auto_scan(mem_ctx, iface);
+
+ return True;
+}
diff --git a/source4/torture/torture.c b/source4/torture/torture.c
index 0a15620174..5b6566df81 100644
--- a/source4/torture/torture.c
+++ b/source4/torture/torture.c
@@ -4070,6 +4070,7 @@ static struct {
{"RPC-WINREG", torture_rpc_winreg, 0},
{"RPC-MGMT", torture_rpc_mgmt, 0},
{"RPC-SCANNER", torture_rpc_scanner, 0},
+ {"RPC-AUTOIDL", torture_rpc_autoidl, 0},
{NULL, NULL, 0}};