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-rw-r--r--source4/torture/winbind/winbind.c335
1 files changed, 335 insertions, 0 deletions
diff --git a/source4/torture/winbind/winbind.c b/source4/torture/winbind/winbind.c
new file mode 100644
index 0000000..4acfd38
--- /dev/null
+++ b/source4/torture/winbind/winbind.c
@@ -0,0 +1,335 @@
+/*
+ Unix SMB/CIFS implementation.
+ SMB torture tester
+ Copyright (C) Stefan Metzmacher 2007
+ Copyright (C) Andrew Bartlett <abartlet@samba.org> 2012
+ Copyright (C) Christof Schmit <christof.schmitt@us.ibm.com> 2012
+
+ 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/smbtorture.h"
+#include "torture/winbind/proto.h"
+#include "auth/auth.h"
+#include "auth/auth_sam_reply.h"
+#include "auth/gensec/gensec.h"
+#include "system/kerberos.h"
+#include "auth/kerberos/kerberos.h"
+#include "auth/credentials/credentials.h"
+#include "param/param.h"
+#include "lib/cmdline/cmdline.h"
+#include "auth/kerberos/pac_utils.h"
+#include "wbclient.h"
+
+struct pac_data {
+ DATA_BLOB pac_blob;
+};
+
+/* A helper function which avoids touching the local databases to
+ * generate the session info, as we just want to verify the PAC
+ * details, not the full local token */
+static NTSTATUS test_generate_session_info_pac(struct auth4_context *auth_ctx,
+ TALLOC_CTX *mem_ctx,
+ struct smb_krb5_context *smb_krb5_context,
+ DATA_BLOB *pac_blob,
+ const char *principal_name,
+ const struct tsocket_address *remote_address,
+ uint32_t session_info_flags,
+ struct auth_session_info **session_info)
+{
+ NTSTATUS nt_status;
+ struct auth_user_info_dc *user_info_dc;
+ TALLOC_CTX *tmp_ctx;
+ struct pac_data *pac_data;
+
+ if (pac_blob == NULL) {
+ DBG_ERR("pac_blob missing\n");
+ return NT_STATUS_NO_IMPERSONATION_TOKEN;
+ }
+
+ tmp_ctx = talloc_named(mem_ctx, 0, "gensec_gssapi_session_info context");
+ NT_STATUS_HAVE_NO_MEMORY(tmp_ctx);
+
+ auth_ctx->private_data = pac_data = talloc_zero(auth_ctx, struct pac_data);
+
+ pac_data->pac_blob = *pac_blob;
+
+ talloc_steal(pac_data, pac_data->pac_blob.data);
+ nt_status = kerberos_pac_blob_to_user_info_dc(tmp_ctx,
+ *pac_blob,
+ smb_krb5_context->krb5_context,
+ &user_info_dc,
+ NULL, NULL);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ talloc_free(tmp_ctx);
+ return nt_status;
+ }
+
+ if (!(user_info_dc->info->user_flags & NETLOGON_GUEST)) {
+ session_info_flags |= AUTH_SESSION_INFO_AUTHENTICATED;
+ }
+
+ session_info_flags |= AUTH_SESSION_INFO_SIMPLE_PRIVILEGES;
+ nt_status = auth_generate_session_info(mem_ctx,
+ NULL,
+ NULL,
+ user_info_dc, session_info_flags,
+ session_info);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ talloc_free(tmp_ctx);
+ return nt_status;
+ }
+
+ talloc_free(tmp_ctx);
+ return nt_status;
+}
+
+static bool torture_decode_compare_pac(struct torture_context *tctx,
+ DATA_BLOB pac)
+{
+ struct wbcAuthUserParams params;
+ struct wbcAuthUserInfo *info;
+ struct wbcAuthErrorInfo *error;
+ struct PAC_LOGON_INFO *logon_info;
+ struct netr_SamInfo3 *info3;
+ struct netr_SamBaseInfo *base;
+ struct PAC_DOMAIN_GROUP_MEMBERSHIP *resource_groups = NULL;
+ wbcErr wbc_err;
+ NTSTATUS status;
+ int sid_idx, i;
+ char sid_str[50];
+
+ /* Let winbind decode the PAC */
+ memset(&params, 0, sizeof(params));
+ params.level = WBC_AUTH_USER_LEVEL_PAC;
+ params.password.pac.data = pac.data;
+ params.password.pac.length = pac.length;
+
+ wbc_err = wbcAuthenticateUserEx(&params, &info, &error);
+ torture_assert(tctx, WBC_ERROR_IS_OK(wbc_err), wbcErrorString(wbc_err));
+
+ /* Decode the PAC internally */
+ status = kerberos_pac_logon_info(tctx, pac, NULL, NULL, NULL, NULL, 0,
+ &logon_info);
+ torture_assert(tctx, NT_STATUS_IS_OK(status), "pac_logon_info");
+ info3 = &logon_info->info3;
+ base = &info3->base;
+ resource_groups = &logon_info->resource_groups;
+
+ /* Compare the decoded data from winbind and from internal call */
+ torture_assert(tctx, info->user_flags == base->user_flags, "user_flags");
+ torture_assert_str_equal(tctx, info->account_name, base->account_name.string, "account_name");
+ torture_assert_str_equal(tctx, info->full_name, base->full_name.string, "full_name");
+ torture_assert_str_equal(tctx, info->domain_name, base->logon_domain.string, "domain_name");
+ torture_assert(tctx, info->acct_flags == base->acct_flags, "acct_flags");
+ torture_assert(tctx, info->logon_count == base->logon_count, "logon_count");
+ torture_assert(tctx, info->bad_password_count == base->bad_password_count, "bad_password_count");
+ torture_assert(tctx, info->logon_time == nt_time_to_unix(base->logon_time), "logon_time");
+ torture_assert(tctx, info->logoff_time == nt_time_to_unix(base->logoff_time), "logoff_time");
+ torture_assert(tctx, info->kickoff_time == nt_time_to_unix(base->kickoff_time), "kickoff_time");
+ torture_assert(tctx, info->pass_last_set_time == nt_time_to_unix(base->last_password_change), "last_password_change");
+ torture_assert(tctx, info->pass_can_change_time == nt_time_to_unix(base->allow_password_change), "allow_password_change");
+ torture_assert(tctx, info->pass_must_change_time == nt_time_to_unix(base->force_password_change), "force_password_change");
+ torture_assert(tctx, info->num_sids == 2 + base->groups.count + info3->sidcount + resource_groups->groups.count, "num_sids");
+
+ sid_idx = 0;
+ wbcSidToStringBuf(&info->sids[sid_idx].sid, sid_str, sizeof(sid_str));
+ torture_assert(tctx,
+ dom_sid_equal(dom_sid_parse_talloc(tctx, sid_str),
+ dom_sid_add_rid(tctx, base->domain_sid, base->rid)),
+ sid_str);
+
+ sid_idx++;
+ wbcSidToStringBuf(&info->sids[sid_idx].sid, sid_str, sizeof(sid_str));
+ torture_assert(tctx,
+ dom_sid_equal(dom_sid_parse_talloc(tctx, sid_str),
+ dom_sid_add_rid(tctx, base->domain_sid, base->primary_gid)),
+ sid_str);
+
+ for(i = 0; i < base->groups.count; i++ ) {
+ sid_idx++;
+ wbcSidToStringBuf(&info->sids[sid_idx].sid,
+ sid_str, sizeof(sid_str));
+ torture_assert_sid_equal(tctx,
+ dom_sid_parse_talloc(tctx, sid_str),
+ dom_sid_add_rid(tctx, base->domain_sid,
+ base->groups.rids[i].rid),
+ "base SID mismatch");
+ }
+
+ for(i = 0; i < info3->sidcount; i++) {
+ sid_idx++;
+ wbcSidToStringBuf(&info->sids[sid_idx].sid,
+ sid_str, sizeof(sid_str));
+ torture_assert_sid_equal(tctx,
+ dom_sid_parse_talloc(tctx, sid_str),
+ info3->sids[i].sid,
+ "extra SID mismatch");
+ }
+
+ for (i = 0; i < resource_groups->groups.count; i++) {
+ sid_idx++;
+ wbcSidToStringBuf(&info->sids[sid_idx].sid,
+ sid_str, sizeof(sid_str));
+ torture_assert_sid_equal(tctx,
+ dom_sid_parse_talloc(tctx, sid_str),
+ dom_sid_add_rid(tctx, resource_groups->domain_sid,
+ resource_groups->groups.rids[i].rid),
+ "resource SID mismatch");
+ }
+
+ sid_idx++;
+ torture_assert_int_equal(tctx, sid_idx, info->num_sids, "some SIDs still unaccounted for");
+
+ return true;
+}
+
+static bool torture_winbind_pac(struct torture_context *tctx,
+ const char *sasl_mech,
+ const char *mech)
+{
+ NTSTATUS status;
+
+ struct gensec_security *gensec_client_context;
+ struct gensec_security *gensec_server_context;
+ struct cli_credentials *machine_credentials;
+
+ DATA_BLOB client_to_server, server_to_client;
+
+ struct auth4_context *auth_context;
+ struct auth_session_info *session_info;
+ struct pac_data *pac_data;
+
+ TALLOC_CTX *tmp_ctx = talloc_new(tctx);
+ torture_assert(tctx, tmp_ctx != NULL, "talloc_new() failed");
+
+ machine_credentials = cli_credentials_init_server(tmp_ctx,
+ tctx->lp_ctx);
+ torture_assert(tctx, machine_credentials != NULL, "cli_credentials_init() failed");
+
+ auth_context = talloc_zero(tmp_ctx, struct auth4_context);
+ torture_assert(tctx, auth_context != NULL, "talloc_new() failed");
+
+ auth_context->generate_session_info_pac = test_generate_session_info_pac;
+
+ status = gensec_client_start(tctx, &gensec_client_context,
+ lpcfg_gensec_settings(tctx, tctx->lp_ctx));
+ torture_assert_ntstatus_ok(tctx, status, "gensec_client_start (client) failed");
+
+ status = gensec_set_target_hostname(gensec_client_context, cli_credentials_get_workstation(machine_credentials));
+ torture_assert_ntstatus_ok(tctx, status, "gensec_set_target_hostname (client) failed");
+
+ status = gensec_set_credentials(gensec_client_context,
+ samba_cmdline_get_creds());
+ torture_assert_ntstatus_ok(tctx, status, "gensec_set_credentials (client) failed");
+
+ if (sasl_mech) {
+ status = gensec_start_mech_by_sasl_name(gensec_client_context, sasl_mech);
+ torture_assert_ntstatus_ok(tctx, status, "gensec_start_mech_by_sasl_name (client) failed");
+ } else {
+ status = gensec_start_mech_by_name(gensec_client_context, mech);
+ torture_assert_ntstatus_ok(tctx, status, "gensec_start_mech_by_name (client) failed");
+ }
+
+
+ status = gensec_server_start(tctx,
+ lpcfg_gensec_settings(tctx, tctx->lp_ctx),
+ auth_context, &gensec_server_context);
+ torture_assert_ntstatus_ok(tctx, status, "gensec_server_start (server) failed");
+
+ status = gensec_set_credentials(gensec_server_context, machine_credentials);
+ torture_assert_ntstatus_ok(tctx, status, "gensec_set_credentials (server) failed");
+
+ if (sasl_mech) {
+ status = gensec_start_mech_by_sasl_name(gensec_server_context, sasl_mech);
+ torture_assert_ntstatus_ok(tctx, status, "gensec_start_mech_by_sasl_name (server) failed");
+ } else {
+ status = gensec_start_mech_by_name(gensec_server_context, mech);
+ torture_assert_ntstatus_ok(tctx, status, "gensec_start_mech_by_name (server) failed");
+ }
+
+ server_to_client = data_blob(NULL, 0);
+
+ do {
+ /* Do a client-server update dance */
+ status = gensec_update(gensec_client_context, tmp_ctx, server_to_client, &client_to_server);
+ if (!NT_STATUS_EQUAL(status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {;
+ torture_assert_ntstatus_ok(tctx, status, "gensec_update (client) failed");
+ }
+
+ status = gensec_update(gensec_server_context, tmp_ctx, client_to_server, &server_to_client);
+ if (!NT_STATUS_EQUAL(status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {;
+ torture_assert_ntstatus_ok(tctx, status, "gensec_update (server) failed");
+ }
+
+ if (NT_STATUS_IS_OK(status)) {
+ break;
+ }
+ } while (1);
+
+ /* Extract the PAC using Samba's code */
+
+ status = gensec_session_info(gensec_server_context, gensec_server_context, &session_info);
+ torture_assert_ntstatus_ok(tctx, status, "gensec_session_info failed");
+
+ pac_data = talloc_get_type(auth_context->private_data, struct pac_data);
+
+ torture_assert(tctx, pac_data != NULL, "gensec_update failed to fill in pac_data in auth_context");
+ torture_assert(tctx, pac_data->pac_blob.data != NULL, "pac_blob not present");
+ torture_decode_compare_pac(tctx, pac_data->pac_blob);
+
+ return true;
+}
+
+static bool torture_winbind_pac_gssapi(struct torture_context *tctx)
+{
+ return torture_winbind_pac(tctx, "GSSAPI", NULL);
+}
+
+static bool torture_winbind_pac_gss_spnego(struct torture_context *tctx)
+{
+ return torture_winbind_pac(tctx, "GSS-SPNEGO", NULL);
+}
+
+static bool torture_winbind_pac_krb5(struct torture_context *tctx)
+{
+ return torture_winbind_pac(tctx, NULL, "krb5");
+}
+
+NTSTATUS torture_winbind_init(TALLOC_CTX *ctx)
+{
+ struct torture_suite *suite = torture_suite_create(ctx, "winbind");
+ struct torture_suite *pac_suite;
+ torture_suite_add_suite(suite, torture_winbind_struct_init(suite));
+ torture_suite_add_suite(suite, torture_wbclient(suite));
+
+ pac_suite = torture_suite_create(ctx, "pac");
+ torture_suite_add_simple_test(pac_suite,
+ "GSSAPI", torture_winbind_pac_gssapi);
+ torture_suite_add_simple_test(pac_suite,
+ "GSS-SPNEGO", torture_winbind_pac_gss_spnego);
+ torture_suite_add_simple_test(pac_suite,
+ "krb5", torture_winbind_pac_krb5);
+
+ pac_suite->description = talloc_strdup(suite, "Winbind Kerberos PAC tests");
+
+ torture_suite_add_suite(suite, pac_suite);
+
+ suite->description = talloc_strdup(suite, "WINBIND tests");
+
+ torture_register_suite(ctx, suite);
+
+ return NT_STATUS_OK;
+}
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