summaryrefslogtreecommitdiff
path: root/src/tools/oping/oping.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/tools/oping/oping.c')
-rw-r--r--src/tools/oping/oping.c176
1 files changed, 176 insertions, 0 deletions
diff --git a/src/tools/oping/oping.c b/src/tools/oping/oping.c
new file mode 100644
index 00000000..cf8dc485
--- /dev/null
+++ b/src/tools/oping/oping.c
@@ -0,0 +1,176 @@
+/*
+ * Ouroboros - Copyright (C) 2016
+ *
+ * Ouroboros ping application
+ *
+ * Dimitri Staessens <dimitri.staessens@intec.ugent.be>
+ * Sander Vrijders <sander.vrijders@intec.ugent.be>
+ *
+ * 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 2 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, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#define _POSIX_C_SOURCE 199506L
+
+#include <stdio.h>
+#include <string.h>
+#include <pthread.h>
+#include <stdint.h>
+#include <stdbool.h>
+
+#define OPING_BUF_SIZE 1500
+
+#define ECHO_REQUEST 0
+#define ECHO_REPLY 1
+
+#define OPING_MAX_FLOWS 256
+
+struct c {
+ char * s_apn;
+ int interval;
+ int count;
+ int size;
+
+ /* stats */
+ int sent;
+ int rcvd;
+ float rtt_min;
+ float rtt_max;
+ float rtt_avg;
+ float rtt_m2;
+
+ /* needs locking */
+ struct timespec * times;
+ pthread_mutex_t lock;
+
+ pthread_t reader_pt;
+ pthread_t writer_pt;
+} client;
+
+struct s {
+ struct timespec times[OPING_MAX_FLOWS];
+ pthread_mutex_t lock;
+
+ pthread_t cleaner_pt;
+ pthread_t accept_pt;
+ pthread_t server_pt;
+} server;
+
+struct oping_msg {
+ uint32_t type;
+ uint32_t id;
+};
+
+
+#include "oping_client.c"
+#include "oping_server.c"
+
+static void usage()
+{
+ printf("Usage: oping [OPTION]...\n"
+ "Checks liveness between a client and a server\n"
+ "and reports the Round Trip Time (RTT)\n\n"
+ " -l, --listen Run in server mode\n"
+ "\n"
+ " -c, --count Number of packets (default 1000)\n"
+ " -i, --interval Interval (ms, default 1000)\n"
+ " -n, --server-apn Name of the oping server\n"
+ " -s, --size Payload size (b, default 64)\n"
+ " --help Display this help text and exit\n");
+}
+
+int main(int argc, char ** argv)
+{
+ int ret = -1;
+ char * rem = NULL;
+ bool serv = false;
+
+ if (ap_init(argv[0])) {
+ printf("Failed to init AP.\n");
+ exit(EXIT_FAILURE);
+ }
+
+ argc--;
+ argv++;
+
+ client.s_apn = NULL;
+ client.interval = 1000;
+ client.size = 64;
+ client.count = 1000;
+
+ while (argc > 0) {
+ if (strcmp(*argv, "-i") == 0 ||
+ strcmp(*argv, "--interval") == 0) {
+ client.interval = strtol(*(++argv), &rem, 10);
+ --argc;
+ } else if (strcmp(*argv, "-n") == 0 ||
+ strcmp(*argv, "--server_apn") == 0) {
+ client.s_apn = *(++argv);
+ --argc;
+ } else if (strcmp(*argv, "-c") == 0 ||
+ strcmp(*argv, "--count") == 0) {
+ client.count = strtol(*(++argv), &rem, 10);
+ --argc;
+ } else if (strcmp(*argv, "-s") == 0 ||
+ strcmp(*argv, "--size") == 0) {
+ client.size = strtol(*(++argv), &rem, 10);
+ --argc;
+ } else if (strcmp(*argv, "-l") == 0 ||
+ strcmp(*argv, "--listen") == 0) {
+ serv = true;
+ } else {
+ usage();
+ exit(EXIT_SUCCESS);
+ }
+ argc--;
+ argv++;
+ }
+
+ if (serv) {
+ ret = server_main();
+ } else {
+ if (client.s_apn == NULL) {
+ printf("No server specified.\n");
+ usage();
+ exit(EXIT_SUCCESS);
+ }
+ if (client.interval > 10000) {
+ printf("Ping interval truncated to 10s.\n");
+ client.interval = 10000;
+ }
+ if (client.size > OPING_BUF_SIZE) {
+ printf("Packet size truncated to 1500 bytes.\n");
+ client.size = 1500;
+ }
+
+ if (client.size < 2) {
+ printf("Packet size set to 64 bytes.\n");
+ client.size = 64;
+ }
+
+ if (client.count > 1000000) {
+ printf("Count truncated to 1 million SDUs.\n");
+ client.count = 1000000;
+ }
+
+ ret = client_main();
+ }
+
+ ap_fini();
+
+ if (ret < 0)
+ exit(EXIT_FAILURE);
+
+ exit(EXIT_SUCCESS);
+}