tests: use ephemeral ports for ETCP traffic fixtures

tests/test_etcp_100_packets.c

@@ -3,6 +3,7 @@
 #include <string.h>
 #include "../lib/platform_compat.h"
 #include "test_utils.h"
+#include "test_net.h"
 #ifdef _WIN32
 #include <windows.h>
 #include <direct.h>
@@ -47,7 +48,7 @@ static const char* server_config_content =
     "tun_ifname=tun99\n"
     "\n"
     "[server: test]\n"
-    "addr=127.0.0.1:9021\n"
+    "addr=127.0.0.1:0\n"
     "type=public\n"
     "\n"
     "[allowed_keys]\n"
@@ -63,13 +64,13 @@ static const char* client_config_content =
     "tun_ifname=tun98\n"
     "\n"
     "[server: test]\n"
-    "addr=127.0.0.1:9022\n"
+    "addr=127.0.0.1:0\n"
     "type=public\n"
     "\n"
     "[client: test_client]\n"
     "keepalive=1\n"
     "peer_public_key=ce8871f07fa056c636d297115f231b08c29cdf94e0d440fce83a07c34416d36a\n"
-    "link=test:127.0.0.1:9021\n";
+    "link=test:127.0.0.1:0\n";
 
 // Create temp config files
 static int create_temp_configs(void) {
@@ -417,6 +418,7 @@ int main() {
 
     printf("Creating client...\n");
     client_instance = utun_instance_create(ua, client_config_path);
+    if (client_instance) test_etcp_set_peer(client_instance, "test_client", server_instance, "test");
     if (!client_instance || utun_instance_init(client_instance) < 0) {
         printf("Failed to create client\n");
         return 1;

tests/test_etcp_api.c

@@ -12,6 +12,7 @@
 #include <string.h>
 #include "../lib/platform_compat.h"
 #include "test_utils.h"
+#include "test_net.h"
 #ifdef _WIN32
 #include <windows.h>
 #include <direct.h>
@@ -44,7 +45,7 @@ static char temp_dir[] = "/tmp/utun_test_XXXXXX";
 static char server_config_path[256];
 static char client_config_path[256];
 
-// Server config content (uses ports 9031)
+// ОС выбирает порт слушателя при bind(0).
 static const char* server_config_content =
     "[global]\n"
     "my_node_id=0x1111111111111111\n"
@@ -54,13 +55,13 @@ static const char* server_config_content =
     "tun_ifname=tun99\n"
     "\n"
     "[server: test]\n"
-    "addr=127.0.0.1:9031\n"
+    "addr=127.0.0.1:0\n"
     "type=public\n"
     "\n"
     "[allowed_keys]\n"
     "allow_all=1\n";
 
-// Client config content (uses ports 9032)
+// Endpoint пира заполняется после создания слушателя.
 static const char* client_config_content =
     "[global]\n"
     "my_node_id=0x2222222222222222\n"
@@ -70,13 +71,13 @@ static const char* client_config_content =
     "tun_ifname=tun98\n"
     "\n"
     "[server: test]\n"
-    "addr=127.0.0.1:9032\n"
+    "addr=127.0.0.1:0\n"
     "type=public\n"
     "\n"
     "[client: test_client]\n"
     "keepalive=1\n"
     "peer_public_key=ce8871f07fa056c636d297115f231b08c29cdf94e0d440fce83a07c34416d36a\n"
-    "link=test:127.0.0.1:9031\n";
+    "link=test:127.0.0.1:0\n";
 
 // Create temp config files
 static int create_temp_configs(void) {
@@ -572,6 +573,7 @@ int main() {
 
     printf("Creating client...\n");
     client_instance = utun_instance_create(ua, client_config_path);
+    if (client_instance) test_etcp_set_peer(client_instance, "test_client", server_instance, "test");
     if (!client_instance || utun_instance_init(client_instance) < 0) {
         printf("Failed to create client\n");
         return 1;

tests/test_pkt_normalizer_etcp.c

@@ -3,6 +3,7 @@
 #include <string.h>
 #include "../lib/platform_compat.h"
 #include "test_utils.h"
+#include "test_net.h"
 #ifdef _WIN32
 #include <windows.h>
 #include <direct.h>
@@ -46,7 +47,7 @@ static const char* server_config_content =
     "tun_ifname=tun99\n"
     "\n"
     "[server: test]\n"
-    "addr=127.0.0.1:9041\n"
+    "addr=127.0.0.1:0\n"
     "type=public\n"
     "\n"
     "[allowed_keys]\n"
@@ -61,13 +62,13 @@ static const char* client_config_content =
     "tun_ifname=tun98\n"
     "\n"
     "[server: test]\n"
-    "addr=127.0.0.1:9042\n"
+    "addr=127.0.0.1:0\n"
     "type=public\n"
     "\n"
     "[client: test_client]\n"
     "keepalive=1\n"
     "peer_public_key=ce8871f07fa056c636d297115f231b08c29cdf94e0d440fce83a07c34416d36a\n"
-    "link=test:127.0.0.1:9041\n";
+    "link=test:127.0.0.1:0\n";
 
 static struct UTUN_INSTANCE* server_instance = NULL;
 static struct UTUN_INSTANCE* client_instance = NULL;
@@ -253,6 +254,7 @@ int main(void) {
     if (!server_instance || utun_instance_init(server_instance) < 0) { fprintf(stderr, "Failed to create server\n"); return 1; }
 
     client_instance = utun_instance_create(ua, client_config_path);
+    if (client_instance) test_etcp_set_peer(client_instance, "test_client", server_instance, "test");
     if (!client_instance || utun_instance_init(client_instance) < 0) { fprintf(stderr, "Failed to create client\n"); return 1; }
 
     packet_timeout_id = uasync_set_timeout(ua, 500, NULL, monitor_and_send, "test_monitor");