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Bug #40399 Please make mtr print stack trace after every failure

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SIGABRT is sent to relevant processes after a timeout


client/mysqltest.cc:
  Fixed signal handlers to mysqltest actually dumps core
mysql-test/lib/My/CoreDump.pm:
  Added support for dbx
mysql-test/lib/My/SafeProcess.pm:
  Added dump_core to force process to dump core
mysql-test/lib/My/SafeProcess/safe_process.cc:
  Traps SIGABRT and sends this on to child
mysql-test/mysql-test-run.pl:
  When test times out, force core dumps on mysqltest and servers
This commit is contained in:
Bjorn Munch
2009-01-21 10:34:01 +01:00
parent bb42e1ab05
commit 089663f9a7
5 changed files with 108 additions and 9 deletions
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11
mysql-test/lib/My/SafeProcess/safe_process.cc
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@ -117,6 +117,16 @@ static void kill_child (void)
}
static void handle_abort (int sig)
{
message("Got signal %d, child_pid: %d, sending ABRT", sig, child_pid);
if (child_pid > 0) {
kill (-child_pid, SIGABRT); // Don't wait for it to terminate
}
}
static void handle_signal (int sig)
{
message("Got signal %d, child_pid: %d", sig, child_pid);
@ -144,6 +154,7 @@ int main(int argc, char* const argv[] )
signal(SIGTERM, handle_signal);
signal(SIGINT, handle_signal);
signal(SIGCHLD, handle_signal);
signal(SIGABRT, handle_abort);
sprintf(safe_process_name, "safe_process[%d]", own_pid);