From b9611784e993ad71d61208add935e0a8dd19d045 Mon Sep 17 00:00:00 2001
From: Michael Tuexen <tuexen@fh-muenster.de>
Date: Thu, 15 Apr 2021 23:30:00 +0200
Subject: [PATCH] Add some debug output.
---
gtests/net/packetdrill/run.c | 23 ++++++++++++++++++++++-
1 file changed, 22 insertions(+), 1 deletion(-)
diff --git a/gtests/net/packetdrill/run.c b/gtests/net/packetdrill/run.c
index 6a96b6c5..18914457 100644
--- a/gtests/net/packetdrill/run.c
+++ b/gtests/net/packetdrill/run.c
@@ -37,6 +37,7 @@
#include <sys/sysctl.h>
#endif
#include <sys/times.h>
+#include <inttypes.h>
#include <unistd.h>
#include "ip.h"
#include "logging.h"
@@ -354,14 +355,22 @@ void adjust_relative_event_times(struct state *state, struct event *event)
void wait_for_event(struct state *state)
{
+ s64 hist[1024];
+ char *error = NULL;
+ unsigned int n = 0;
s64 event_usecs =
script_time_to_live_time_usecs(
state, state->event->time_usecs);
DEBUGP("waiting until %lld -- now is %lld\n",
event_usecs, now_usecs());
+ hist[n++] = now_usecs();
+ hist[n++] = event_usecs;
run_unlock(state);
while (1) {
const s64 wait_usecs = event_usecs - now_usecs();
+ hist[n++] = wait_usecs;
+ if (n == 1024)
+ n = 2;
if (wait_usecs <= 0)
break;
@@ -400,7 +409,19 @@ void wait_for_event(struct state *state)
*/
}
run_lock(state);
- check_event_time(state, now_usecs());
+ if (verify_time(state,
+ state->event->time_type,
+ state->event->time_usecs,
+ state->event->time_usecs_end, now_usecs(),
+ event_description(state->event), &error)) {
+ for (unsigned int i = 0; i < n; i++)
+ fprintf(stderr, "hist[%u]=%"PRId64"\n", i, hist[i]);
+ die("%s:%d: %s\n",
+ state->config->script_path,
+ state->event->line_number,
+ error);
+ }
+// check_event_time(state, now_usecs());
}
int get_next_event(struct state *state, char **error)
--
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