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-rw-r--r--source3/winbindd/winbindd.c2
-rw-r--r--source3/winbindd/winbindd_dual_srv.c48
-rw-r--r--source3/winbindd/winbindd_ping_dc.c96
-rw-r--r--source3/winbindd/winbindd_proto.h7
4 files changed, 153 insertions, 0 deletions
diff --git a/source3/winbindd/winbindd.c b/source3/winbindd/winbindd.c
index e09374c5cb..597957d9d6 100644
--- a/source3/winbindd/winbindd.c
+++ b/source3/winbindd/winbindd.c
@@ -532,6 +532,8 @@ static struct winbindd_async_dispatch_table async_nonpriv_table[] = {
winbindd_list_groups_send, winbindd_list_groups_recv },
{ WINBINDD_CHECK_MACHACC, "CHECK_MACHACC",
winbindd_check_machine_acct_send, winbindd_check_machine_acct_recv },
+ { WINBINDD_PING_DC, "PING_DC",
+ winbindd_ping_dc_send, winbindd_ping_dc_recv },
{ 0, NULL, NULL, NULL }
};
diff --git a/source3/winbindd/winbindd_dual_srv.c b/source3/winbindd/winbindd_dual_srv.c
index cecbb61051..b247d5a233 100644
--- a/source3/winbindd/winbindd_dual_srv.c
+++ b/source3/winbindd/winbindd_dual_srv.c
@@ -510,6 +510,54 @@ again:
return status;
}
+NTSTATUS _wbint_PingDc(pipes_struct *p, struct wbint_PingDc *r)
+{
+ NTSTATUS status;
+ struct winbindd_domain *domain;
+ struct rpc_pipe_client *netlogon_pipe;
+ union netr_CONTROL_QUERY_INFORMATION info;
+ WERROR werr;
+ fstring logon_server;
+
+ domain = wb_child_domain();
+ if (domain == NULL) {
+ return NT_STATUS_REQUEST_NOT_ACCEPTED;
+ }
+
+ status = cm_connect_netlogon(domain, &netlogon_pipe);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(3, ("could not open handle to NETLOGON pipe\n"));
+ return status;
+ }
+
+ fstr_sprintf(logon_server, "\\\\%s", domain->dcname);
+
+ /*
+ * This provokes a WERR_NOT_SUPPORTED error message. This is
+ * documented in the wspp docs. I could not get a successful
+ * call to work, but the main point here is testing that the
+ * netlogon pipe works.
+ */
+ status = rpccli_netr_LogonControl(netlogon_pipe, p->mem_ctx,
+ logon_server, NETLOGON_CONTROL_QUERY,
+ 2, &info, &werr);
+
+ if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
+ DEBUG(2, ("rpccli_netr_LogonControl timed out\n"));
+ invalidate_cm_connection(&domain->conn);
+ return status;
+ }
+
+ if (!NT_STATUS_EQUAL(status, NT_STATUS_CTL_FILE_NOT_SUPPORTED)) {
+ DEBUG(2, ("rpccli_netr_LogonControl returned %s, expected "
+ "NT_STATUS_CTL_FILE_NOT_SUPPORTED\n",
+ nt_errstr(status)));
+ return status;
+ }
+
+ DEBUG(5, ("winbindd_dual_ping_dc succeeded\n"));
+ return NT_STATUS_OK;
+}
NTSTATUS _wbint_SetMapping(pipes_struct *p, struct wbint_SetMapping *r)
{
diff --git a/source3/winbindd/winbindd_ping_dc.c b/source3/winbindd/winbindd_ping_dc.c
new file mode 100644
index 0000000000..e06e5896c2
--- /dev/null
+++ b/source3/winbindd/winbindd_ping_dc.c
@@ -0,0 +1,96 @@
+/*
+ Unix SMB/CIFS implementation.
+ async implementation of WINBINDD_PING_DC
+ Copyright (C) Volker Lendecke 2009
+
+ 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 "winbindd.h"
+#include "librpc/gen_ndr/cli_wbint.h"
+
+struct winbindd_ping_dc_state {
+ uint8_t dummy;
+};
+
+static void winbindd_ping_dc_done(struct tevent_req *subreq);
+
+struct tevent_req *winbindd_ping_dc_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct winbindd_cli_state *cli,
+ struct winbindd_request *request)
+{
+ struct tevent_req *req, *subreq;
+ struct winbindd_ping_dc_state *state;
+ struct winbindd_domain *domain;
+
+ req = tevent_req_create(mem_ctx, &state,
+ struct winbindd_ping_dc_state);
+ if (req == NULL) {
+ return NULL;
+ }
+
+ if (request->domain_name[0] == '\0') {
+ /* preserve old behavior, when no domain name is given */
+ domain = find_our_domain();
+ } else {
+ domain = find_domain_from_name(request->domain_name);
+ }
+ if (domain == NULL) {
+ tevent_req_nterror(req, NT_STATUS_NO_SUCH_DOMAIN);
+ return tevent_req_post(req, ev);
+ }
+ if (domain->internal) {
+ /*
+ * Internal domains are passdb based, we can always
+ * contact them.
+ */
+ tevent_req_done(req);
+ return tevent_req_post(req, ev);
+ }
+
+ subreq = rpccli_wbint_PingDc_send(state, ev, domain->child.rpccli);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(subreq, winbindd_ping_dc_done, req);
+ return req;
+}
+
+static void winbindd_ping_dc_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct winbindd_ping_dc_state *state = tevent_req_data(
+ req, struct winbindd_ping_dc_state);
+ NTSTATUS status, result;
+
+ status = rpccli_wbint_PingDc_recv(subreq, state, &result);
+ if (!NT_STATUS_IS_OK(status)) {
+ tevent_req_nterror(req, status);
+ return;
+ }
+ if (!NT_STATUS_IS_OK(result)) {
+ tevent_req_nterror(req, result);
+ return;
+ }
+ tevent_req_done(req);
+}
+
+NTSTATUS winbindd_ping_dc_recv(struct tevent_req *req,
+ struct winbindd_response *presp)
+{
+ return tevent_req_simple_recv_ntstatus(req);
+}
diff --git a/source3/winbindd/winbindd_proto.h b/source3/winbindd/winbindd_proto.h
index 5a03f5d3b8..fab31ba60b 100644
--- a/source3/winbindd/winbindd_proto.h
+++ b/source3/winbindd/winbindd_proto.h
@@ -848,6 +848,13 @@ struct tevent_req *winbindd_check_machine_acct_send(TALLOC_CTX *mem_ctx,
NTSTATUS winbindd_check_machine_acct_recv(struct tevent_req *req,
struct winbindd_response *presp);
+struct tevent_req *winbindd_ping_dc_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct winbindd_cli_state *cli,
+ struct winbindd_request *request);
+NTSTATUS winbindd_ping_dc_recv(struct tevent_req *req,
+ struct winbindd_response *presp);
+
struct tevent_req *winbindd_change_machine_acct_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct winbindd_cli_state *cli,