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/*
Unix SMB/CIFS implementation.
count number of calls on an interface
Copyright (C) Andrew Tridgell 2003
Copyright (C) Andrew Bartlett <abartlet@samba.org> 2007
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 "librpc/ndr/libndr.h"
#include "librpc/ndr/ndr_table.h"
#include "torture/rpc/torture_rpc.h"
#include "param/param.h"
bool count_calls(struct torture_context *tctx,
TALLOC_CTX *mem_ctx,
const struct ndr_interface_table *iface,
bool all)
{
struct dcerpc_pipe *p;
DATA_BLOB stub_in, stub_out;
int i;
NTSTATUS status = torture_rpc_connection(tctx, &p, iface);
if (NT_STATUS_EQUAL(NT_STATUS_OBJECT_NAME_NOT_FOUND, status)
|| NT_STATUS_IS_RPC(status)
|| NT_STATUS_EQUAL(NT_STATUS_PORT_UNREACHABLE, status)
|| NT_STATUS_EQUAL(NT_STATUS_ACCESS_DENIED, status)) {
if (all) {
/* Not fatal if looking for all pipes */
return true;
} else {
printf("Failed to open '%s' to count calls - %s\n", iface->name, nt_errstr(status));
return false;
}
} else if (!NT_STATUS_IS_OK(status)) {
printf("Failed to open '%s' to count calls - %s\n", iface->name, nt_errstr(status));
return false;
}
stub_in = data_blob_null;
printf("\nScanning pipe '%s'\n", iface->name);
for (i=0;i<500;i++) {
uint32_t out_flags = 0;
status = dcerpc_binding_handle_raw_call(p->binding_handle,
NULL, i,
0, /* in_flags */
stub_in.data,
stub_in.length,
mem_ctx,
&stub_out.data,
&stub_out.length,
&out_flags);
if (NT_STATUS_EQUAL(status, NT_STATUS_RPC_PROCNUM_OUT_OF_RANGE)) {
i--;
break;
}
if (NT_STATUS_EQUAL(status, NT_STATUS_CONNECTION_DISCONNECTED)) {
i--;
break;
}
if (NT_STATUS_EQUAL(status, NT_STATUS_PIPE_DISCONNECTED)) {
i--;
break;
}
if (NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED)) {
i--;
break;
}
if (NT_STATUS_EQUAL(status, NT_STATUS_LOGON_FAILURE)) {
i--;
break;
}
}
if (i==500) {
talloc_free(p);
printf("no limit on calls: %s!?\n", nt_errstr(status));
return false;
}
printf("Found %d calls\n", i);
talloc_free(p);
return true;
}
bool torture_rpc_countcalls(struct torture_context *torture)
{
const struct ndr_interface_table *iface;
const char *iface_name;
bool ret = true;
const struct ndr_interface_list *l;
iface_name = lpcfg_parm_string(torture->lp_ctx, NULL, "countcalls", "interface");
if (iface_name != NULL) {
iface = ndr_table_by_name(iface_name);
if (!iface) {
printf("Unknown interface '%s'\n", iface_name);
return false;
}
return count_calls(torture, torture, iface, false);
}
for (l=ndr_table_list();l;l=l->next) {
TALLOC_CTX *loop_ctx;
loop_ctx = talloc_named(torture, 0, "torture_rpc_councalls loop context");
ret &= count_calls(torture, loop_ctx, l->table, true);
talloc_free(loop_ctx);
}
return ret;
}
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