Add test cases for the PMTU discovery mechanism.

[meshlink] / test / blackbox / run_blackbox_tests / test_optimal_pmtu.h

diff --git a/test/blackbox/run_blackbox_tests/test_optimal_pmtu.h b/test/blackbox/run_blackbox_tests/test_optimal_pmtu.h
new file mode 100644 (file)
index 0000000..b3333c7
--- /dev/null
+++ b/test/blackbox/run_blackbox_tests/test_optimal_pmtu.h
@@ -0,0 +1,63 @@
+#ifndef TEST_CASES_OPTIMAL_PMTU_H
+#define TEST_CASES_OPTIMAL_PMTU_H
+
+/*
+    test_optimal_pmtu.h -- Declarations for Individual Test Case implementation functions
+    Copyright (C) 2019  Guus Sliepen <guus@meshlink.io>
+
+    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.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
+#include <stdbool.h>
+
+#pragma pack(1)
+
+extern int test_optimal_pmtu(void);
+extern int total_tests;
+extern char *lxc_path;
+
+typedef struct pmtu_attr_para {
+       int    probes;
+       int    probes_total_len;
+       int    count;
+       time_t time;
+       time_t time_l;
+       time_t time_h;
+} pmtu_attr_para_t;
+
+typedef struct pmtu_attr {
+       pmtu_attr_para_t mtu_sent_probes;
+       pmtu_attr_para_t mtu_recv_probes;
+       pmtu_attr_para_t mtu_discovery;
+       pmtu_attr_para_t mtu_ping;
+       pmtu_attr_para_t mtu_increase;
+       pmtu_attr_para_t mtu_start;
+       int mtu_size;
+} pmtu_attr_t;
+
+#define NODE_PMTU_RELAY 0
+#define NODE_PMTU_PEER 1
+
+#define find_node_index(i, node_name) if(!strcasecmp(node_name, "peer")) {          \
+               i = NODE_PMTU_PEER;                        \
+       } else if(!strcasecmp(node_name, "relay")) {  \
+               i = NODE_PMTU_RELAY;                        \
+       } else {                                      \
+               abort();                                    \
+       }
+
+#define PING_TRACK_TIMEOUT 500
+
+#endif // TEST_CASES_OPTIMAL_PMTU_H