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authorGünther Deschner <gd@samba.org>2012-12-07 12:57:18 +0100
committerStefan Metzmacher <metze@samba.org>2012-12-09 19:39:08 +0100
commitd0bad6c3350698b26ba009bb0c91d0265cc22f60 (patch)
treedb040fa4e99a6985ee472c67583c2e98bb28aaf7 /source4
parentf6cb8049b2fe62054d254a006b8a39f000d1d1d5 (diff)
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s4-torture: precalculate expected session keys from samlogon in schannel test.
Guenther Signed-off-by: Günther Deschner <gd@samba.org> Reviewed-by: Stefan Metzmacher <metze@samba.org>
Diffstat (limited to 'source4')
-rw-r--r--source4/torture/rpc/schannel.c118
1 files changed, 111 insertions, 7 deletions
diff --git a/source4/torture/rpc/schannel.c b/source4/torture/rpc/schannel.c
index 7e3e6aad64..e0862d2467 100644
--- a/source4/torture/rpc/schannel.c
+++ b/source4/torture/rpc/schannel.c
@@ -58,6 +58,13 @@ bool test_netlogon_ex_ops(struct dcerpc_pipe *p, struct torture_context *tctx,
int flags = CLI_CRED_NTLM_AUTH;
struct dcerpc_binding_handle *b = p->binding_handle;
+ struct netr_UserSessionKey key;
+ struct netr_LMSessionKey LMSessKey;
+ uint32_t validation_levels[] = { 2, 3 };
+ struct netr_SamBaseInfo *base;
+ const char *crypto_alg = "";
+ bool can_do_validation_6 = true;
+
if (lpcfg_client_lanman_auth(tctx->lp_ctx)) {
flags |= CLI_CRED_LANMAN_AUTH;
}
@@ -109,16 +116,113 @@ bool test_netlogon_ex_ops(struct dcerpc_pipe *p, struct torture_context *tctx,
r.out.authoritative = &authoritative;
r.out.flags = &_flags;
+ /*
+ - retrieve level6
+ - save usrsession and lmsession key
+ - retrieve level 2
+ - calculate, compare
+ - retrieve level 3
+ - calculate, compare
+ */
+
+ if (creds) {
+ if (creds->negotiate_flags & NETLOGON_NEG_SUPPORTS_AES) {
+ crypto_alg = "AES";
+ } else if (creds->negotiate_flags & NETLOGON_NEG_ARCFOUR) {
+ crypto_alg = "ARCFOUR";
+ }
+ }
+
+ r.in.validation_level = 6;
+
torture_comment(tctx,
- "Testing LogonSamLogonEx with name %s\n",
- ninfo.identity_info.account_name.string);
+ "Testing LogonSamLogonEx with name %s using %s and validation_level: %d\n",
+ ninfo.identity_info.account_name.string, crypto_alg,
+ r.in.validation_level);
+
+ torture_assert_ntstatus_ok(tctx,
+ dcerpc_netr_LogonSamLogonEx_r(b, tctx, &r),
+ "LogonSamLogonEx failed");
+ if (NT_STATUS_EQUAL(r.out.result, NT_STATUS_INVALID_INFO_CLASS)) {
+ can_do_validation_6 = false;
+ } else {
+ torture_assert_ntstatus_ok(tctx, r.out.result,
+ "LogonSamLogonEx failed");
+
+ key = r.out.validation->sam6->base.key;
+ LMSessKey = r.out.validation->sam6->base.LMSessKey;
+
+ DEBUG(1,("unencrypted session keys from validation_level 6:\n"));
+ dump_data(1, r.out.validation->sam6->base.key.key, 16);
+ dump_data(1, r.out.validation->sam6->base.LMSessKey.key, 8);
+ }
+
+ for (i=0; i < ARRAY_SIZE(validation_levels); i++) {
- for (i=2;i<3;i++) {
- r.in.validation_level = i;
+ r.in.validation_level = validation_levels[i];
+
+ torture_comment(tctx,
+ "Testing LogonSamLogonEx with name %s using %s and validation_level: %d\n",
+ ninfo.identity_info.account_name.string, crypto_alg,
+ r.in.validation_level);
+
+ torture_assert_ntstatus_ok(tctx,
+ dcerpc_netr_LogonSamLogonEx_r(b, tctx, &r),
+ "LogonSamLogonEx failed");
+ torture_assert_ntstatus_ok(tctx, r.out.result,
+ "LogonSamLogonEx failed");
+
+ if (creds == NULL) {
+ /* when this test is called without creds no point in
+ * testing the session keys */
+ continue;
+ }
+
+ switch (validation_levels[i]) {
+ case 2:
+ base = &r.out.validation->sam2->base;
+ break;
+ case 3:
+ base = &r.out.validation->sam3->base;
+ break;
+ default:
+ break;
+ }
+
+ DEBUG(1,("encrypted keys validation_level %d:\n",
+ validation_levels[i]));
+ dump_data(1, base->key.key, 16);
+ dump_data(1, base->LMSessKey.key, 8);
+
+ if (creds->negotiate_flags & NETLOGON_NEG_SUPPORTS_AES) {
+ netlogon_creds_aes_decrypt(creds, base->key.key, 16);
+ netlogon_creds_aes_decrypt(creds, base->LMSessKey.key, 8);
+ } else if (creds->negotiate_flags & NETLOGON_NEG_ARCFOUR) {
+ netlogon_creds_arcfour_crypt(creds, base->key.key, 16);
+ netlogon_creds_arcfour_crypt(creds, base->LMSessKey.key, 8);
+ }
+
+ DEBUG(1,("decryped keys validation_level %d\n",
+ validation_levels[i]));
+
+ dump_data(1, base->key.key, 16);
+ dump_data(1, base->LMSessKey.key, 8);
+
+ if (!can_do_validation_6) {
+ /* we cant compare against unencrypted keys */
+ continue;
+ }
- torture_assert_ntstatus_ok(tctx, dcerpc_netr_LogonSamLogonEx_r(b, tctx, &r),
- "LogonSamLogon failed");
- torture_assert_ntstatus_ok(tctx, r.out.result, "LogonSamLogon failed");
+ torture_assert_mem_equal(tctx,
+ base->key.key,
+ key.key,
+ 16,
+ "unexpected user session key\n");
+ torture_assert_mem_equal(tctx,
+ base->LMSessKey.key,
+ LMSessKey.key,
+ 8,
+ "unexpected LM session key\n");
}
return true;