From 8daa83a594a2e98f39d764422bfbdbc62c9efd44 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 19:20:00 +0200
Subject: Adding upstream version 2:4.20.0+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 source3/torture/msgtest.c | 171 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 171 insertions(+)
 create mode 100644 source3/torture/msgtest.c

(limited to 'source3/torture/msgtest.c')

diff --git a/source3/torture/msgtest.c b/source3/torture/msgtest.c
new file mode 100644
index 0000000..1d2a8a9
--- /dev/null
+++ b/source3/torture/msgtest.c
@@ -0,0 +1,171 @@
+/* 
+   Unix SMB/CIFS implementation.
+   Copyright (C) Andrew Tridgell 2000
+
+   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/>.
+*/
+
+/*
+  test code for internal messaging
+ */
+
+#include "includes.h"
+#include "messages.h"
+
+static int pong_count;
+
+
+/****************************************************************************
+a useful function for testing the message system
+****************************************************************************/
+static void pong_message(struct messaging_context *msg_ctx,
+			 void *private_data, 
+			 uint32_t msg_type, 
+			 struct server_id pid,
+			 DATA_BLOB *data)
+{
+	pong_count++;
+}
+
+ int main(int argc, char *argv[])
+{
+	struct tevent_context *evt_ctx;
+	struct messaging_context *msg_ctx;
+	pid_t pid;
+	int i, n;
+	char buf[12];
+	int ret;
+	TALLOC_CTX *frame = talloc_stackframe();
+
+	smb_init_locale();
+
+	setup_logging(argv[0], DEBUG_STDOUT);
+
+	lp_load_global(get_dyn_CONFIGFILE());
+
+	if (!(evt_ctx = samba_tevent_context_init(NULL)) ||
+	    !(msg_ctx = messaging_init(NULL, evt_ctx))) {
+		fprintf(stderr, "could not init messaging context\n");
+		TALLOC_FREE(frame);
+		exit(1);
+	}
+
+	if (argc != 3) {
+		fprintf(stderr, "%s: Usage - %s pid count\n", argv[0],
+			argv[0]);
+		TALLOC_FREE(frame);
+		exit(1);
+	}
+
+	pid = atoi(argv[1]);
+	n = atoi(argv[2]);
+
+	messaging_register(msg_ctx, NULL, MSG_PONG, pong_message);
+
+	for (i=0;i<n;i++) {
+		messaging_send(msg_ctx, pid_to_procid(pid), MSG_PING,
+			       &data_blob_null);
+	}
+
+	while (pong_count < i) {
+		ret = tevent_loop_once(evt_ctx);
+		if (ret != 0) {
+			break;
+		}
+	}
+
+	/* Ensure all messages get through to ourselves. */
+	pong_count = 0;
+
+	strlcpy(buf, "1234567890", sizeof(buf));
+
+	for (i=0;i<n;i++) {
+		messaging_send(msg_ctx, messaging_server_id(msg_ctx), MSG_PING,
+			       &data_blob_null);
+		messaging_send_buf(msg_ctx, messaging_server_id(msg_ctx),
+				   MSG_PING,(uint8_t *)buf, 11);
+	}
+
+	/*
+	 * We have to loop at least 2 times for
+	 * each message as local ping messages are
+	 * handled by an immediate callback, that
+	 * has to be dispatched, which sends a pong
+	 * message, which also has to be dispatched.
+	 * Above we sent 2*n messages, which means
+	 * we have to dispatch 4*n times.
+	 */
+
+	while (pong_count < n*2) {
+		ret = tevent_loop_once(evt_ctx);
+		if (ret != 0) {
+			break;
+		}
+	}
+
+	if (pong_count != 2*n) {
+		fprintf(stderr, "Message count failed (%d).\n", pong_count);
+	}
+
+	/* Speed testing */
+
+	pong_count = 0;
+
+	{
+		struct timeval tv = timeval_current();
+		size_t timelimit = n;
+		size_t ping_count = 0;
+
+		printf("Sending pings for %d seconds\n", (int)timelimit);
+		while (timeval_elapsed(&tv) < timelimit) {		
+			if(NT_STATUS_IS_OK(messaging_send_buf(
+						   msg_ctx, pid_to_procid(pid),
+						   MSG_PING,
+						   (uint8_t *)buf, 11)))
+			   ping_count++;
+			if(NT_STATUS_IS_OK(messaging_send(
+						   msg_ctx, pid_to_procid(pid),
+						   MSG_PING, &data_blob_null)))
+			   ping_count++;
+
+			while (ping_count > pong_count + 20) {
+				ret = tevent_loop_once(evt_ctx);
+				if (ret != 0) {
+					break;
+				}
+			}
+		}
+
+		printf("waiting for %d remaining replies (done %d)\n", 
+		       (int)(ping_count - pong_count), pong_count);
+		while (timeval_elapsed(&tv) < 30 && pong_count < ping_count) {
+			ret = tevent_loop_once(evt_ctx);
+			if (ret != 0) {
+				break;
+			}
+		}
+
+		if (ping_count != pong_count) {
+			fprintf(stderr, "ping test failed! received %d, sent "
+				"%d\n", pong_count, (int)ping_count);
+		}
+
+		printf("ping rate of %.0f messages/sec\n", 
+		       (ping_count+pong_count)/timeval_elapsed(&tv));
+	}
+
+	TALLOC_FREE(frame);
+	return (0);
+}
+
-- 
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