rpc: log details of OS signals received by daemon

When debugging it is useful to know what signals are being received and
metadata related to them. Log this data before calling the signal
handling callbacks.

Reviewed-by: Jiri Denemark <jdenemar@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>

diff --git a/src/rpc/virnetdaemon.c b/src/rpc/virnetdaemon.c
index e4c6261536fa58f8774514e4499c4b34f39a736d..f647cf60bada3af6813ca1b17d5a13eaf6704f11 100644 (file)
--- a/src/rpc/virnetdaemon.c
+++ b/src/rpc/virnetdaemon.c
@@ -562,6 +562,10 @@ virNetDaemonSignalEvent(int watch,
             virNetDaemonSignalFunc func = dmn->signals[i]->func;
             void *funcopaque = dmn->signals[i]->opaque;
             virObjectUnlock(dmn);
+            VIR_DEBUG("Dispatch signal num=%d errno=%d code=%d pid=%lld uid=%llu status=%d",
+                      siginfo.si_signo, siginfo.si_errno, siginfo.si_code,
+                      (long long)siginfo.si_pid, (unsigned long long)siginfo.si_uid,
+                      siginfo.si_status);
             func(dmn, &siginfo, funcopaque);
             return;
         }