/*
Unix SMB/CIFS implementation.
test suite for schannel operations
Copyright (C) Andrew Tridgell 2004
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 .
*/
#include "includes.h"
#include "librpc/gen_ndr/ndr_netlogon_c.h"
#include "librpc/gen_ndr/ndr_lsa_c.h"
#include "librpc/gen_ndr/ndr_samr_c.h"
#include "auth/credentials/credentials.h"
#include "torture/rpc/rpc.h"
#include "lib/cmdline/popt_common.h"
#include "auth/gensec/schannel_proto.h"
#include "libcli/auth/libcli_auth.h"
#include "libcli/security/security.h"
#include "system/filesys.h"
#include "param/param.h"
#define TEST_MACHINE_NAME "schannel"
/*
try a netlogon SamLogon
*/
bool test_netlogon_ex_ops(struct dcerpc_pipe *p, struct torture_context *tctx,
struct cli_credentials *credentials,
struct creds_CredentialState *creds)
{
NTSTATUS status;
struct netr_LogonSamLogonEx r;
struct netr_NetworkInfo ninfo;
DATA_BLOB names_blob, chal, lm_resp, nt_resp;
int i;
int flags = CLI_CRED_NTLM_AUTH;
if (lp_client_lanman_auth(tctx->lp_ctx)) {
flags |= CLI_CRED_LANMAN_AUTH;
}
if (lp_client_ntlmv2_auth(tctx->lp_ctx)) {
flags |= CLI_CRED_NTLMv2_AUTH;
}
cli_credentials_get_ntlm_username_domain(cmdline_credentials, tctx,
&ninfo.identity_info.account_name.string,
&ninfo.identity_info.domain_name.string);
generate_random_buffer(ninfo.challenge,
sizeof(ninfo.challenge));
chal = data_blob_const(ninfo.challenge,
sizeof(ninfo.challenge));
names_blob = NTLMv2_generate_names_blob(tctx, cli_credentials_get_workstation(credentials),
cli_credentials_get_domain(credentials));
status = cli_credentials_get_ntlm_response(cmdline_credentials, tctx,
&flags,
chal,
names_blob,
&lm_resp, &nt_resp,
NULL, NULL);
torture_assert_ntstatus_ok(tctx, status,
"cli_credentials_get_ntlm_response failed");
ninfo.lm.data = lm_resp.data;
ninfo.lm.length = lm_resp.length;
ninfo.nt.data = nt_resp.data;
ninfo.nt.length = nt_resp.length;
ninfo.identity_info.parameter_control = 0;
ninfo.identity_info.logon_id_low = 0;
ninfo.identity_info.logon_id_high = 0;
ninfo.identity_info.workstation.string = cli_credentials_get_workstation(credentials);
r.in.server_name = talloc_asprintf(tctx, "\\\\%s", dcerpc_server_name(p));
r.in.computer_name = cli_credentials_get_workstation(credentials);
r.in.logon_level = 2;
r.in.logon.network = &ninfo;
r.in.flags = 0;
torture_comment(tctx,
"Testing LogonSamLogonEx with name %s\n",
ninfo.identity_info.account_name.string);
for (i=2;i<3;i++) {
r.in.validation_level = i;
status = dcerpc_netr_LogonSamLogonEx(p, tctx, &r);
torture_assert_ntstatus_ok(tctx, status, "LogonSamLogon failed");
}
return true;
}
/*
do some samr ops using the schannel connection
*/
static bool test_samr_ops(struct torture_context *tctx,
struct dcerpc_pipe *p)
{
NTSTATUS status;
struct samr_GetDomPwInfo r;
struct samr_Connect connect;
struct samr_OpenDomain opendom;
int i;
struct lsa_String name;
struct policy_handle handle;
struct policy_handle domain_handle;
name.string = lp_workgroup(tctx->lp_ctx);
r.in.domain_name = &name;
connect.in.system_name = 0;
connect.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
connect.out.connect_handle = &handle;
printf("Testing Connect and OpenDomain on BUILTIN\n");
status = dcerpc_samr_Connect(p, tctx, &connect);
if (!NT_STATUS_IS_OK(status)) {
if (NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED)) {
printf("Connect failed (expected, schannel mapped to anonymous): %s\n",
nt_errstr(status));
} else {
printf("Connect failed - %s\n", nt_errstr(status));
return false;
}
} else {
opendom.in.connect_handle = &handle;
opendom.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
opendom.in.sid = dom_sid_parse_talloc(tctx, "S-1-5-32");
opendom.out.domain_handle = &domain_handle;
status = dcerpc_samr_OpenDomain(p, tctx, &opendom);
if (!NT_STATUS_IS_OK(status)) {
printf("OpenDomain failed - %s\n", nt_errstr(status));
return false;
}
}
printf("Testing GetDomPwInfo with name %s\n", r.in.domain_name->string);
/* do several ops to test credential chaining */
for (i=0;i<5;i++) {
status = dcerpc_samr_GetDomPwInfo(p, tctx, &r);
if (!NT_STATUS_IS_OK(status)) {
if (!NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED)) {
printf("GetDomPwInfo op %d failed - %s\n", i, nt_errstr(status));
return false;
}
}
}
return true;
}
/*
do some lsa ops using the schannel connection
*/
static bool test_lsa_ops(struct torture_context *tctx, struct dcerpc_pipe *p)
{
struct lsa_GetUserName r;
NTSTATUS status;
bool ret = true;
struct lsa_StringPointer authority_name_p;
printf("\nTesting GetUserName\n");
r.in.system_name = "\\";
r.in.account_name = NULL;
r.in.authority_name = &authority_name_p;
authority_name_p.string = NULL;
/* do several ops to test credential chaining and various operations */
status = dcerpc_lsa_GetUserName(p, tctx, &r);
if (NT_STATUS_EQUAL(status, NT_STATUS_RPC_PROTSEQ_NOT_SUPPORTED)) {
printf("not considering %s to be an error\n", nt_errstr(status));
} else if (!NT_STATUS_IS_OK(status)) {
printf("GetUserName failed - %s\n", nt_errstr(status));
return false;
} else {
if (!r.out.account_name) {
return false;
}
if (strcmp(r.out.account_name->string, "ANONYMOUS LOGON") != 0) {
printf("GetUserName returned wrong user: %s, expected %s\n",
r.out.account_name->string, "ANONYMOUS LOGON");
return false;
}
if (!r.out.authority_name || !r.out.authority_name->string) {
return false;
}
if (strcmp(r.out.authority_name->string->string, "NT AUTHORITY") != 0) {
printf("GetUserName returned wrong user: %s, expected %s\n",
r.out.authority_name->string->string, "NT AUTHORITY");
return false;
}
}
if (!test_many_LookupSids(p, tctx, NULL)) {
printf("LsaLookupSids3 failed!\n");
return false;
}
return ret;
}
/*
test a schannel connection with the given flags
*/
static bool test_schannel(struct torture_context *tctx,
uint16_t acct_flags, uint32_t dcerpc_flags,
int i)
{
struct test_join *join_ctx;
NTSTATUS status;
const char *binding = torture_setting_string(tctx, "binding", NULL);
struct dcerpc_binding *b;
struct dcerpc_pipe *p = NULL;
struct dcerpc_pipe *p_netlogon = NULL;
struct dcerpc_pipe *p_netlogon2 = NULL;
struct dcerpc_pipe *p_netlogon3 = NULL;
struct dcerpc_pipe *p_samr2 = NULL;
struct dcerpc_pipe *p_lsa = NULL;
struct creds_CredentialState *creds;
struct cli_credentials *credentials;
join_ctx = torture_join_domain(tctx, talloc_asprintf(tctx, "%s%d", TEST_MACHINE_NAME, i),
acct_flags, &credentials);
torture_assert(tctx, join_ctx != NULL, "Failed to join domain");
status = dcerpc_parse_binding(tctx, binding, &b);
torture_assert_ntstatus_ok(tctx, status, "Bad binding string");
b->flags &= ~DCERPC_AUTH_OPTIONS;
b->flags |= dcerpc_flags;
status = dcerpc_pipe_connect_b(tctx, &p, b, &ndr_table_samr,
credentials, NULL);
torture_assert_ntstatus_ok(tctx, status,
"Failed to connect with schannel");
torture_assert(tctx, test_samr_ops(tctx, p),
"Failed to process schannel secured SAMR ops");
/* Also test that when we connect to the netlogon pipe, that
* the credentials we setup on the first pipe are valid for
* the second */
/* Swap the binding details from SAMR to NETLOGON */
status = dcerpc_epm_map_binding(tctx, b, &ndr_table_netlogon, NULL);
torture_assert_ntstatus_ok(tctx, status, "epm map");
status = dcerpc_secondary_connection(p, &p_netlogon,
b);
torture_assert_ntstatus_ok(tctx, status, "seconday connection");
status = dcerpc_bind_auth(p_netlogon, &ndr_table_netlogon,
credentials, DCERPC_AUTH_TYPE_SCHANNEL,
dcerpc_auth_level(p->conn),
NULL);
torture_assert_ntstatus_ok(tctx, status, "bind auth");
status = dcerpc_schannel_creds(p_netlogon->conn->security_state.generic_state, tctx, &creds);
torture_assert_ntstatus_ok(tctx, status, "schannel creds");
/* do a couple of logins */
torture_assert(tctx, test_netlogon_ops(p_netlogon, tctx, credentials, creds),
"Failed to process schannel secured NETLOGON ops");
torture_assert(tctx, test_netlogon_ex_ops(p_netlogon, tctx, credentials, creds),
"Failed to process schannel secured NETLOGON EX ops");
/* Swap the binding details from SAMR to LSARPC */
status = dcerpc_epm_map_binding(tctx, b, &ndr_table_lsarpc, NULL);
torture_assert_ntstatus_ok(tctx, status, "epm map");
status = dcerpc_secondary_connection(p, &p_lsa,
b);
torture_assert_ntstatus_ok(tctx, status, "seconday connection");
status = dcerpc_bind_auth(p_lsa, &ndr_table_lsarpc,
credentials, DCERPC_AUTH_TYPE_SCHANNEL,
dcerpc_auth_level(p->conn),
NULL);
torture_assert_ntstatus_ok(tctx, status, "bind auth");
torture_assert(tctx, test_lsa_ops(tctx, p_lsa),
"Failed to process schannel secured LSA ops");
/* Drop the socket, we want to start from scratch */
talloc_free(p);
p = NULL;
/* Now see what we are still allowed to do */
status = dcerpc_parse_binding(tctx, binding, &b);
torture_assert_ntstatus_ok(tctx, status, "Bad binding string");
b->flags &= ~DCERPC_AUTH_OPTIONS;
b->flags |= dcerpc_flags;
status = dcerpc_pipe_connect_b(tctx, &p_samr2, b, &ndr_table_samr,
credentials, NULL);
torture_assert_ntstatus_ok(tctx, status,
"Failed to connect with schannel");
/* do a some SAMR operations. We have *not* done a new serverauthenticate */
torture_assert (tctx, test_samr_ops(tctx, p_samr2),
"Failed to process schannel secured SAMR ops (on fresh connection)");
/* Swap the binding details from SAMR to NETLOGON */
status = dcerpc_epm_map_binding(tctx, b, &ndr_table_netlogon, NULL);
torture_assert_ntstatus_ok(tctx, status, "epm");
status = dcerpc_secondary_connection(p_samr2, &p_netlogon2,
b);
torture_assert_ntstatus_ok(tctx, status, "seconday connection");
/* and now setup an SCHANNEL bind on netlogon */
status = dcerpc_bind_auth(p_netlogon2, &ndr_table_netlogon,
credentials, DCERPC_AUTH_TYPE_SCHANNEL,
dcerpc_auth_level(p_samr2->conn),
NULL);
torture_assert_ntstatus_ok(tctx, status, "auth failed");
/* Try the schannel-only SamLogonEx operation */
torture_assert(tctx, test_netlogon_ex_ops(p_netlogon2, tctx, credentials, creds),
"Failed to process schannel secured NETLOGON EX ops (on fresh connection)");
/* And the more traditional style, proving that the
* credentials chaining state is fully present */
torture_assert(tctx, test_netlogon_ops(p_netlogon2, tctx, credentials, creds),
"Failed to process schannel secured NETLOGON ops (on fresh connection)");
/* Drop the socket, we want to start from scratch (again) */
talloc_free(p_samr2);
/* We don't want schannel for this test */
b->flags &= ~DCERPC_AUTH_OPTIONS;
status = dcerpc_pipe_connect_b(tctx, &p_netlogon3, b, &ndr_table_netlogon,
credentials, NULL);
torture_assert_ntstatus_ok(tctx, status, "Failed to connect without schannel");
torture_assert(tctx, !test_netlogon_ex_ops(p_netlogon3, tctx, credentials, creds),
"Processed NOT schannel secured NETLOGON EX ops without SCHANNEL (unsafe)");
/* Required because the previous call will mark the current context as having failed */
tctx->last_result = TORTURE_OK;
tctx->last_reason = NULL;
torture_assert(tctx, test_netlogon_ops(p_netlogon3, tctx, credentials, creds),
"Failed to processed NOT schannel secured NETLOGON ops without new ServerAuth");
torture_leave_domain(join_ctx);
return true;
}
/*
a schannel test suite
*/
bool torture_rpc_schannel(struct torture_context *torture)
{
bool ret = true;
struct {
uint16_t acct_flags;
uint32_t dcerpc_flags;
} tests[] = {
{ ACB_WSTRUST, DCERPC_SCHANNEL | DCERPC_SIGN},
{ ACB_WSTRUST, DCERPC_SCHANNEL | DCERPC_SEAL},
{ ACB_WSTRUST, DCERPC_SCHANNEL | DCERPC_SIGN | DCERPC_SCHANNEL_128},
{ ACB_WSTRUST, DCERPC_SCHANNEL | DCERPC_SEAL | DCERPC_SCHANNEL_128 },
{ ACB_SVRTRUST, DCERPC_SCHANNEL | DCERPC_SIGN },
{ ACB_SVRTRUST, DCERPC_SCHANNEL | DCERPC_SEAL },
{ ACB_SVRTRUST, DCERPC_SCHANNEL | DCERPC_SIGN | DCERPC_SCHANNEL_128 },
{ ACB_SVRTRUST, DCERPC_SCHANNEL | DCERPC_SEAL | DCERPC_SCHANNEL_128 }
};
int i;
for (i=0;inetlogon_creds = NULL;
credentials2->netlogon_creds = NULL;
status = dcerpc_parse_binding(torture, binding, &b);
torture_assert_ntstatus_ok(torture, status, "Bad binding string");
b->flags &= ~DCERPC_AUTH_OPTIONS;
b->flags |= dcerpc_flags;
printf("Opening first connection\n");
status = dcerpc_pipe_connect_b(torture, &p1, b, &ndr_table_netlogon,
credentials1, NULL);
torture_assert_ntstatus_ok(torture, status, "Failed to connect with schannel");
torture_comment(torture, "Opening second connection\n");
status = dcerpc_pipe_connect_b(torture, &p2, b, &ndr_table_netlogon,
credentials2, NULL);
torture_assert_ntstatus_ok(torture, status, "Failed to connect with schannel");
credentials1->netlogon_creds = NULL;
credentials2->netlogon_creds = NULL;
torture_comment(torture, "Testing logon on pipe1\n");
if (!test_netlogon_ex_ops(p1, torture, credentials1, NULL))
return false;
torture_comment(torture, "Testing logon on pipe2\n");
if (!test_netlogon_ex_ops(p2, torture, credentials2, NULL))
return false;
torture_comment(torture, "Again on pipe1\n");
if (!test_netlogon_ex_ops(p1, torture, credentials1, NULL))
return false;
torture_comment(torture, "Again on pipe2\n");
if (!test_netlogon_ex_ops(p2, torture, credentials2, NULL))
return false;
torture_leave_domain(join_ctx);
return true;
}