diff --git a/src/oping.c b/src/oping.c
index 79d7569db279b8a1d04eeb8b2ced4e3669179188..09167882b46837cd361f6ec71d6b55c567936e3f 100644 (file)
--- a/src/oping.c
+++ b/src/oping.c
static int opt_count = -1;
static int opt_send_ttl = 64;
static uint8_t opt_send_qos = 0;
+static double opt_exit_status_threshold = 1.0;
static int host_num = 0;
" -I srcaddr source address\n"
" -D device outgoing interface name\n"
" -f filename filename to read hosts from\n"
+ " -Z percent Exit with non-zero exit status if more than this percentage of\n"
+ " probes timed out. (default: never)\n"
"\noping "PACKAGE_VERSION", http://verplant.org/liboping/\n"
"by Florian octo Forster <octo@verplant.org>\n"
while (1)
{
- optchar = getopt (argc, argv, "46c:hi:I:t:Q:f:D:");
+ optchar = getopt (argc, argv, "46c:hi:I:t:Q:f:D:Z:");
if (optchar == -1)
break;
set_opt_send_qos (optarg);
break;
+ case 'Z':
+ {
+ char *endptr = NULL;
+ double tmp;
+
+ errno = 0;
+ tmp = strtod (optarg, &endptr);
+ if ((errno != 0) || (endptr == NULL) || (*endptr != 0))
+ fprintf (stderr, "The \"-Z\" option requires a numeric argument.\n");
+ else if ((tmp >= 0.0) && (tmp <= 100.0))
+ opt_exit_status_threshold = tmp / 100.0;
+ else
+ fprintf (stderr, "The argument of the \"-Z\" option must be between 0 and 100.\n");
+
+ break;
+ }
+
case 'h':
usage_exit (argv[0], 0);
break;
#endif
} /* }}} void update_host_hook */
+/* returns the number of significant failures: sum over hosts of
+ unreturned packets exceeding 50% of the number sent, rounding up. */
static int post_loop_hook (pingobj_t *ping) /* {{{ */
{
pingobj_iter_t *iter;
+ /* failures to report: sum over hosts of number of failed
+ returns above 50% */
+ int failure_count = 0;
#if USE_NCURSES
endwin ();
context_get_packet_loss (context),
context->latency_total);
+ {
+ double pct_failed = 1.0 - (((double) context->req_rcvd)
+ / ((double) context->req_sent));
+ if (pct_failed > opt_exit_status_threshold)
+ failure_count++;
+ }
+
if (context->req_rcvd != 0)
{
double average;
context_destroy (context);
}
- return (0);
+ return (failure_count);
} /* }}} int post_loop_hook */
int main (int argc, char **argv) /* {{{ */
opt_count--;
} /* while (opt_count != 0) */
- post_loop_hook (ping);
+ status = post_loop_hook (ping);
ping_destroy (ping);
- return (0);
+ if (status)
+ return (EXIT_FAILURE + status);
+ else
+ return (EXIT_SUCCESS);
} /* }}} int main */
/* vim: set fdm=marker : */