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s4-messaging: add support for no_reply in irpc messages

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It can be useful for a irpc message to be one-way, where the client
sends a messages and the server does not reply. This will be used for
things like a triger message from an auth context to the drepl server
to tell it to try a REPL_SECRET on a user in a RODC.

Previously we've used raw messaging for messages that have no reply,
but that doesn't allow us to use messages described by IDL

Pair-Programmed-With: Andrew Bartlett <abartlet@samba.org>
This commit is contained in:
Andrew Tridgell 2010-09-12 10:02:02 +10:00
parent b9393e4896
commit f6d85be528
2 changed files with 8 additions and 0 deletions
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1
source4/lib/messaging/irpc.h
View File

@ -35,6 +35,7 @@ struct irpc_message {
struct irpc_header header;
struct ndr_pull *ndr;
bool defer_reply;
bool no_reply;
struct messaging_context *msg_ctx;
struct irpc_list *irpc;
void *data;

7
source4/lib/messaging/messaging.c
View File

@ -776,6 +776,7 @@ static void irpc_handler_request(struct messaging_context *msg_ctx,
/* make the call */
m->private_data= i->private_data;
m->defer_reply = false;
m->no_reply = false;
m->msg_ctx = msg_ctx;
m->irpc = i;
m->data = r;
@ -783,6 +784,12 @@ static void irpc_handler_request(struct messaging_context *msg_ctx,
m->header.status = i->fn(m, r);
if (m->no_reply) {
/* the server function won't ever be replying to this request */
talloc_free(m);
return;
}
if (m->defer_reply) {
/* the server function has asked to defer the reply to later */
talloc_steal(msg_ctx, m);