[SCM] Samba Shared Repository - branch master updated
Günther Deschner
gd at samba.org
Wed Jan 21 09:20:03 MST 2015
The branch, master has been updated
via 87c5795 libcli/auth: add netlogon_creds_cli_GetForestTrustInformation*()
via 05a3d98 libcli/auth: add netlogon_creds_cli_ServerGetTrustInfo*()
via 01c0234 s4:kdc/db-glue: fix supported_enctypes samba_kdc_trust_message2entry()
from 6da8601 libsmb: provide authinfo domain for encrypted session referrals
https://git.samba.org/?p=samba.git;a=shortlog;h=master
- Log -----------------------------------------------------------------
commit 87c57956ba9ae15d4e7699e31ddfb437e11b35d6
Author: Stefan Metzmacher <metze at samba.org>
Date: Mon Dec 22 22:02:04 2014 +0100
libcli/auth: add netlogon_creds_cli_GetForestTrustInformation*()
Signed-off-by: Stefan Metzmacher <metze at samba.org>
Reviewed-by: Guenther Deschner <gd at samba.org>
Autobuild-User(master): Günther Deschner <gd at samba.org>
Autobuild-Date(master): Wed Jan 21 17:19:33 CET 2015 on sn-devel-104
commit 05a3d980f8d9c3b9d53d60c990283b5a307885d7
Author: Stefan Metzmacher <metze at samba.org>
Date: Mon Dec 22 21:48:18 2014 +0100
libcli/auth: add netlogon_creds_cli_ServerGetTrustInfo*()
Signed-off-by: Stefan Metzmacher <metze at samba.org>
Reviewed-by: Guenther Deschner <gd at samba.org>
commit 01c02340c1700aeb16d167be45f6de8d96a91802
Author: Stefan Metzmacher <metze at samba.org>
Date: Tue Jan 20 10:52:22 2015 +0000
s4:kdc/db-glue: fix supported_enctypes samba_kdc_trust_message2entry()
This avoids writing invalid memory, because num_keys was calculated
in a wrong way...
Signed-off-by: Stefan Metzmacher <metze at samba.org>
Reviewed-by: Guenther Deschner <gd at samba.org>
-----------------------------------------------------------------------
Summary of changes:
libcli/auth/netlogon_creds_cli.c | 552 +++++++++++++++++++++++++++++++++++++++
libcli/auth/netlogon_creds_cli.h | 30 +++
source4/kdc/db-glue.c | 10 +-
3 files changed, 587 insertions(+), 5 deletions(-)
Changeset truncated at 500 lines:
diff --git a/libcli/auth/netlogon_creds_cli.c b/libcli/auth/netlogon_creds_cli.c
index a461dc6..1ea2f75 100644
--- a/libcli/auth/netlogon_creds_cli.c
+++ b/libcli/auth/netlogon_creds_cli.c
@@ -2839,3 +2839,555 @@ NTSTATUS netlogon_creds_cli_DsrUpdateReadOnlyServerDnsRecords(
TALLOC_FREE(frame);
return status;
}
+
+struct netlogon_creds_cli_ServerGetTrustInfo_state {
+ struct tevent_context *ev;
+ struct netlogon_creds_cli_context *context;
+ struct dcerpc_binding_handle *binding_handle;
+
+ char *srv_name_slash;
+ enum dcerpc_AuthType auth_type;
+ enum dcerpc_AuthLevel auth_level;
+
+ struct samr_Password new_owf_password;
+ struct samr_Password old_owf_password;
+ struct netr_TrustInfo *trust_info;
+
+ struct netlogon_creds_CredentialState *creds;
+ struct netlogon_creds_CredentialState tmp_creds;
+ struct netr_Authenticator req_auth;
+ struct netr_Authenticator rep_auth;
+};
+
+static void netlogon_creds_cli_ServerGetTrustInfo_cleanup(struct tevent_req *req,
+ NTSTATUS status);
+static void netlogon_creds_cli_ServerGetTrustInfo_locked(struct tevent_req *subreq);
+
+struct tevent_req *netlogon_creds_cli_ServerGetTrustInfo_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct netlogon_creds_cli_context *context,
+ struct dcerpc_binding_handle *b)
+{
+ struct tevent_req *req;
+ struct netlogon_creds_cli_ServerGetTrustInfo_state *state;
+ struct tevent_req *subreq;
+
+ req = tevent_req_create(mem_ctx, &state,
+ struct netlogon_creds_cli_ServerGetTrustInfo_state);
+ if (req == NULL) {
+ return NULL;
+ }
+
+ state->ev = ev;
+ state->context = context;
+ state->binding_handle = b;
+
+ state->srv_name_slash = talloc_asprintf(state, "\\\\%s",
+ context->server.computer);
+ if (tevent_req_nomem(state->srv_name_slash, req)) {
+ return tevent_req_post(req, ev);
+ }
+
+ dcerpc_binding_handle_auth_info(state->binding_handle,
+ &state->auth_type,
+ &state->auth_level);
+
+ subreq = netlogon_creds_cli_lock_send(state, state->ev,
+ state->context);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+
+ tevent_req_set_callback(subreq,
+ netlogon_creds_cli_ServerGetTrustInfo_locked,
+ req);
+
+ return req;
+}
+
+static void netlogon_creds_cli_ServerGetTrustInfo_cleanup(struct tevent_req *req,
+ NTSTATUS status)
+{
+ struct netlogon_creds_cli_ServerGetTrustInfo_state *state =
+ tevent_req_data(req,
+ struct netlogon_creds_cli_ServerGetTrustInfo_state);
+
+ if (state->creds == NULL) {
+ return;
+ }
+
+ if (!NT_STATUS_EQUAL(status, NT_STATUS_NETWORK_ACCESS_DENIED) &&
+ !NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT) &&
+ !NT_STATUS_EQUAL(status, NT_STATUS_DOWNGRADE_DETECTED) &&
+ !NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED) &&
+ !NT_STATUS_EQUAL(status, NT_STATUS_RPC_SEC_PKG_ERROR)) {
+ TALLOC_FREE(state->creds);
+ return;
+ }
+
+ netlogon_creds_cli_delete(state->context, &state->creds);
+}
+
+static void netlogon_creds_cli_ServerGetTrustInfo_done(struct tevent_req *subreq);
+
+static void netlogon_creds_cli_ServerGetTrustInfo_locked(struct tevent_req *subreq)
+{
+ struct tevent_req *req =
+ tevent_req_callback_data(subreq,
+ struct tevent_req);
+ struct netlogon_creds_cli_ServerGetTrustInfo_state *state =
+ tevent_req_data(req,
+ struct netlogon_creds_cli_ServerGetTrustInfo_state);
+ NTSTATUS status;
+
+ status = netlogon_creds_cli_lock_recv(subreq, state,
+ &state->creds);
+ TALLOC_FREE(subreq);
+ if (tevent_req_nterror(req, status)) {
+ return;
+ }
+
+ if (state->auth_type == DCERPC_AUTH_TYPE_SCHANNEL) {
+ switch (state->auth_level) {
+ case DCERPC_AUTH_LEVEL_PRIVACY:
+ break;
+ default:
+ tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER_MIX);
+ return;
+ }
+ } else {
+ tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER_MIX);
+ return;
+ }
+
+ /*
+ * we defer all callbacks in order to cleanup
+ * the database record.
+ */
+ tevent_req_defer_callback(req, state->ev);
+
+ state->tmp_creds = *state->creds;
+ netlogon_creds_client_authenticator(&state->tmp_creds,
+ &state->req_auth);
+ ZERO_STRUCT(state->rep_auth);
+
+ subreq = dcerpc_netr_ServerGetTrustInfo_send(state, state->ev,
+ state->binding_handle,
+ state->srv_name_slash,
+ state->tmp_creds.account_name,
+ state->tmp_creds.secure_channel_type,
+ state->tmp_creds.computer_name,
+ &state->req_auth,
+ &state->rep_auth,
+ &state->new_owf_password,
+ &state->old_owf_password,
+ &state->trust_info);
+ if (tevent_req_nomem(subreq, req)) {
+ status = NT_STATUS_NO_MEMORY;
+ netlogon_creds_cli_ServerGetTrustInfo_cleanup(req, status);
+ return;
+ }
+
+ tevent_req_set_callback(subreq,
+ netlogon_creds_cli_ServerGetTrustInfo_done,
+ req);
+}
+
+static void netlogon_creds_cli_ServerGetTrustInfo_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req =
+ tevent_req_callback_data(subreq,
+ struct tevent_req);
+ struct netlogon_creds_cli_ServerGetTrustInfo_state *state =
+ tevent_req_data(req,
+ struct netlogon_creds_cli_ServerGetTrustInfo_state);
+ NTSTATUS status;
+ NTSTATUS result;
+ const struct samr_Password zero = {};
+ int cmp;
+ bool ok;
+
+ /*
+ * We use state->dns_names as the memory context, as this is
+ * the only in/out variable and it has been overwritten by the
+ * out parameter from the server.
+ *
+ * We need to preserve the return value until the caller can use it.
+ */
+ status = dcerpc_netr_ServerGetTrustInfo_recv(subreq, state, &result);
+ TALLOC_FREE(subreq);
+ if (tevent_req_nterror(req, status)) {
+ netlogon_creds_cli_ServerGetTrustInfo_cleanup(req, status);
+ return;
+ }
+
+ ok = netlogon_creds_client_check(&state->tmp_creds,
+ &state->rep_auth.cred);
+ if (!ok) {
+ status = NT_STATUS_ACCESS_DENIED;
+ tevent_req_nterror(req, status);
+ netlogon_creds_cli_ServerGetTrustInfo_cleanup(req, status);
+ return;
+ }
+
+ if (tevent_req_nterror(req, result)) {
+ netlogon_creds_cli_ServerGetTrustInfo_cleanup(req, result);
+ return;
+ }
+
+ cmp = memcmp(state->new_owf_password.hash,
+ zero.hash, sizeof(zero.hash));
+ if (cmp != 0) {
+ netlogon_creds_des_decrypt(&state->tmp_creds,
+ &state->new_owf_password);
+ }
+ cmp = memcmp(state->old_owf_password.hash,
+ zero.hash, sizeof(zero.hash));
+ if (cmp != 0) {
+ netlogon_creds_des_decrypt(&state->tmp_creds,
+ &state->old_owf_password);
+ }
+
+ *state->creds = state->tmp_creds;
+ status = netlogon_creds_cli_store(state->context,
+ &state->creds);
+ if (tevent_req_nterror(req, status)) {
+ netlogon_creds_cli_ServerGetTrustInfo_cleanup(req, status);
+ return;
+ }
+
+ tevent_req_done(req);
+}
+
+NTSTATUS netlogon_creds_cli_ServerGetTrustInfo_recv(struct tevent_req *req,
+ TALLOC_CTX *mem_ctx,
+ struct samr_Password *new_owf_password,
+ struct samr_Password *old_owf_password,
+ struct netr_TrustInfo **trust_info)
+{
+ struct netlogon_creds_cli_ServerGetTrustInfo_state *state =
+ tevent_req_data(req,
+ struct netlogon_creds_cli_ServerGetTrustInfo_state);
+ NTSTATUS status;
+
+ if (tevent_req_is_nterror(req, &status)) {
+ netlogon_creds_cli_ServerGetTrustInfo_cleanup(req, status);
+ tevent_req_received(req);
+ return status;
+ }
+
+ if (new_owf_password != NULL) {
+ *new_owf_password = state->new_owf_password;
+ }
+ if (old_owf_password != NULL) {
+ *old_owf_password = state->old_owf_password;
+ }
+ if (trust_info != NULL) {
+ *trust_info = talloc_move(mem_ctx, &state->trust_info);
+ }
+
+ tevent_req_received(req);
+ return NT_STATUS_OK;
+}
+
+NTSTATUS netlogon_creds_cli_ServerGetTrustInfo(
+ struct netlogon_creds_cli_context *context,
+ struct dcerpc_binding_handle *b,
+ TALLOC_CTX *mem_ctx,
+ struct samr_Password *new_owf_password,
+ struct samr_Password *old_owf_password,
+ struct netr_TrustInfo **trust_info)
+{
+ TALLOC_CTX *frame = talloc_stackframe();
+ struct tevent_context *ev;
+ struct tevent_req *req;
+ NTSTATUS status = NT_STATUS_NO_MEMORY;
+
+ ev = samba_tevent_context_init(frame);
+ if (ev == NULL) {
+ goto fail;
+ }
+ req = netlogon_creds_cli_ServerGetTrustInfo_send(frame, ev, context, b);
+ if (req == NULL) {
+ goto fail;
+ }
+ if (!tevent_req_poll_ntstatus(req, ev, &status)) {
+ goto fail;
+ }
+ status = netlogon_creds_cli_ServerGetTrustInfo_recv(req,
+ mem_ctx,
+ new_owf_password,
+ old_owf_password,
+ trust_info);
+ fail:
+ TALLOC_FREE(frame);
+ return status;
+}
+
+struct netlogon_creds_cli_GetForestTrustInformation_state {
+ struct tevent_context *ev;
+ struct netlogon_creds_cli_context *context;
+ struct dcerpc_binding_handle *binding_handle;
+
+ char *srv_name_slash;
+ enum dcerpc_AuthType auth_type;
+ enum dcerpc_AuthLevel auth_level;
+
+ uint32_t flags;
+ struct lsa_ForestTrustInformation *forest_trust_info;
+
+ struct netlogon_creds_CredentialState *creds;
+ struct netlogon_creds_CredentialState tmp_creds;
+ struct netr_Authenticator req_auth;
+ struct netr_Authenticator rep_auth;
+};
+
+static void netlogon_creds_cli_GetForestTrustInformation_cleanup(struct tevent_req *req,
+ NTSTATUS status);
+static void netlogon_creds_cli_GetForestTrustInformation_locked(struct tevent_req *subreq);
+
+struct tevent_req *netlogon_creds_cli_GetForestTrustInformation_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct netlogon_creds_cli_context *context,
+ struct dcerpc_binding_handle *b)
+{
+ struct tevent_req *req;
+ struct netlogon_creds_cli_GetForestTrustInformation_state *state;
+ struct tevent_req *subreq;
+
+ req = tevent_req_create(mem_ctx, &state,
+ struct netlogon_creds_cli_GetForestTrustInformation_state);
+ if (req == NULL) {
+ return NULL;
+ }
+
+ state->ev = ev;
+ state->context = context;
+ state->binding_handle = b;
+
+ state->srv_name_slash = talloc_asprintf(state, "\\\\%s",
+ context->server.computer);
+ if (tevent_req_nomem(state->srv_name_slash, req)) {
+ return tevent_req_post(req, ev);
+ }
+
+ state->flags = 0;
+
+ dcerpc_binding_handle_auth_info(state->binding_handle,
+ &state->auth_type,
+ &state->auth_level);
+
+ subreq = netlogon_creds_cli_lock_send(state, state->ev,
+ state->context);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+
+ tevent_req_set_callback(subreq,
+ netlogon_creds_cli_GetForestTrustInformation_locked,
+ req);
+
+ return req;
+}
+
+static void netlogon_creds_cli_GetForestTrustInformation_cleanup(struct tevent_req *req,
+ NTSTATUS status)
+{
+ struct netlogon_creds_cli_GetForestTrustInformation_state *state =
+ tevent_req_data(req,
+ struct netlogon_creds_cli_GetForestTrustInformation_state);
+
+ if (state->creds == NULL) {
+ return;
+ }
+
+ if (!NT_STATUS_EQUAL(status, NT_STATUS_NETWORK_ACCESS_DENIED) &&
+ !NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT) &&
+ !NT_STATUS_EQUAL(status, NT_STATUS_DOWNGRADE_DETECTED) &&
+ !NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED) &&
+ !NT_STATUS_EQUAL(status, NT_STATUS_RPC_SEC_PKG_ERROR)) {
+ TALLOC_FREE(state->creds);
+ return;
+ }
+
+ netlogon_creds_cli_delete(state->context, &state->creds);
+}
+
+static void netlogon_creds_cli_GetForestTrustInformation_done(struct tevent_req *subreq);
+
+static void netlogon_creds_cli_GetForestTrustInformation_locked(struct tevent_req *subreq)
+{
+ struct tevent_req *req =
+ tevent_req_callback_data(subreq,
+ struct tevent_req);
+ struct netlogon_creds_cli_GetForestTrustInformation_state *state =
+ tevent_req_data(req,
+ struct netlogon_creds_cli_GetForestTrustInformation_state);
+ NTSTATUS status;
+
+ status = netlogon_creds_cli_lock_recv(subreq, state,
+ &state->creds);
+ TALLOC_FREE(subreq);
+ if (tevent_req_nterror(req, status)) {
+ return;
+ }
+
+ if (state->auth_type == DCERPC_AUTH_TYPE_SCHANNEL) {
+ switch (state->auth_level) {
+ case DCERPC_AUTH_LEVEL_INTEGRITY:
+ case DCERPC_AUTH_LEVEL_PRIVACY:
+ break;
+ default:
+ tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER_MIX);
+ return;
+ }
+ } else {
+ uint32_t tmp = state->creds->negotiate_flags;
+
+ if (tmp & NETLOGON_NEG_AUTHENTICATED_RPC) {
+ /*
+ * if DCERPC_AUTH_TYPE_SCHANNEL is supported
+ * it should be used, which means
+ * we had a chance to verify no downgrade
+ * happened.
+ *
+ * This relies on netlogon_creds_cli_check*
+ * being called before, as first request after
+ * the DCERPC bind.
+ */
+ tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER_MIX);
+ return;
+ }
+ }
+
+ /*
+ * we defer all callbacks in order to cleanup
+ * the database record.
+ */
+ tevent_req_defer_callback(req, state->ev);
+
+ state->tmp_creds = *state->creds;
+ netlogon_creds_client_authenticator(&state->tmp_creds,
+ &state->req_auth);
+ ZERO_STRUCT(state->rep_auth);
+
+ subreq = dcerpc_netr_GetForestTrustInformation_send(state, state->ev,
+ state->binding_handle,
+ state->srv_name_slash,
+ state->tmp_creds.computer_name,
+ &state->req_auth,
+ &state->rep_auth,
+ state->flags,
+ &state->forest_trust_info);
+ if (tevent_req_nomem(subreq, req)) {
+ status = NT_STATUS_NO_MEMORY;
+ netlogon_creds_cli_GetForestTrustInformation_cleanup(req, status);
+ return;
+ }
+
+ tevent_req_set_callback(subreq,
+ netlogon_creds_cli_GetForestTrustInformation_done,
+ req);
+}
+
+static void netlogon_creds_cli_GetForestTrustInformation_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req =
+ tevent_req_callback_data(subreq,
+ struct tevent_req);
+ struct netlogon_creds_cli_GetForestTrustInformation_state *state =
+ tevent_req_data(req,
+ struct netlogon_creds_cli_GetForestTrustInformation_state);
+ NTSTATUS status;
+ NTSTATUS result;
+ bool ok;
+
+ /*
+ * We use state->dns_names as the memory context, as this is
+ * the only in/out variable and it has been overwritten by the
+ * out parameter from the server.
+ *
+ * We need to preserve the return value until the caller can use it.
+ */
+ status = dcerpc_netr_GetForestTrustInformation_recv(subreq, state, &result);
+ TALLOC_FREE(subreq);
+ if (tevent_req_nterror(req, status)) {
+ netlogon_creds_cli_GetForestTrustInformation_cleanup(req, status);
+ return;
+ }
+
+ ok = netlogon_creds_client_check(&state->tmp_creds,
+ &state->rep_auth.cred);
+ if (!ok) {
+ status = NT_STATUS_ACCESS_DENIED;
+ tevent_req_nterror(req, status);
+ netlogon_creds_cli_GetForestTrustInformation_cleanup(req, status);
+ return;
+ }
+
+ if (tevent_req_nterror(req, result)) {
+ netlogon_creds_cli_GetForestTrustInformation_cleanup(req, result);
+ return;
+ }
+
+ *state->creds = state->tmp_creds;
--
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