Files
softbus_OPC/third_party/open62541/tests/server/check_server_reverseconnect.c
2026-06-09 17:27:24 +08:00

407 lines
15 KiB
C

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* Copyright 2022 (c) basysKom GmbH <opensource@basyskom.com> (Author: Jannis Völker)
*/
#include <open62541/server.h>
#include <open62541/server_config_default.h>
#include <open62541/types.h>
#include <open62541/plugin/log_stdout.h>
#include <open62541/client_config_default.h>
#include "server/ua_server_internal.h"
#include "server/ua_services.h"
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include "check.h"
#include "testing_clock.h"
#include "thread_wrapper.h"
static UA_Server *server = NULL;
static UA_Client *client = NULL;
static int numServerCallbackCalled = 0;
static UA_SecureChannelState serverCallbackStates[10];
static UA_UInt64 reverseConnectHandle = 0;
static int numClientCallbackCalled = 0;
static UA_SecureChannelState clientCallbackStates[100];
bool runServer = false;
THREAD_HANDLE server_thread;
THREAD_CALLBACK(serverloop) {
while (runServer)
UA_Server_run_iterate(server, true);
return 0;
}
static void clientStateCallback(UA_Client *c,
UA_SecureChannelState channelState,
UA_SessionState sessionState,
UA_StatusCode connectStatus) {
ck_assert(numClientCallbackCalled < (int)(sizeof(clientCallbackStates) / sizeof(UA_SecureChannelState)));
clientCallbackStates[numClientCallbackCalled++] = channelState;
UA_LOG_INFO(UA_Log_Stdout, UA_LOGCATEGORY_USERLAND,
"Client state callback called with state %d", channelState);
}
static void setup(void) {
for(int i = 0; i < numServerCallbackCalled; ++i)
serverCallbackStates[i] = UA_SECURECHANNELSTATE_CLOSED;
for(int i = 0; i < numClientCallbackCalled; ++i)
clientCallbackStates[i] = UA_SECURECHANNELSTATE_CLOSED;
numServerCallbackCalled = 0;
reverseConnectHandle = 0;
numClientCallbackCalled = 0;
server = UA_Server_new();
ck_assert(server != NULL);
UA_ServerConfig_setDefault(UA_Server_getConfig(server));
client = UA_Client_new();
UA_ClientConfig_setDefault(UA_Client_getConfig(client));
UA_Client_getConfig(client)->stateCallback = clientStateCallback;
}
static void teardown(void) {
if(runServer) {
runServer = false;
THREAD_JOIN(server_thread);
}
UA_Server_run_shutdown(server);
UA_Server_delete(server);
UA_Client_delete(client);
}
static void serverStateCallback(UA_Server *s, UA_UInt64 handle,
UA_SecureChannelState state,
void *context) {
serverCallbackStates[numServerCallbackCalled++] = state;
ck_assert_ptr_eq(server, s);
ck_assert_ptr_eq(context, (void *)1234);
ck_assert_uint_eq(handle, reverseConnectHandle);
UA_LOG_INFO(UA_Log_Stdout, UA_LOGCATEGORY_USERLAND,
"Reverse connect callback called with state %d", state);
}
START_TEST(listenAndTeardown) {
UA_StatusCode ret = UA_STATUSCODE_BADINTERNALERROR;
UA_Server_delete(server);
server = NULL;
const UA_String listenHost = UA_STRING("127.0.0.1");
ret = UA_Client_startListeningForReverseConnect(client, &listenHost, 1, 4841);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
for(int i = 0; i < 10; ++i) {
UA_Client_run_iterate(client, 1);
UA_fakeSleep(1000);
}
ret = UA_Client_startListeningForReverseConnect(client, &listenHost, 1, 4841);
ck_assert_uint_eq(ret, UA_STATUSCODE_BADINVALIDSTATE);
UA_Client_disconnect(client);
ck_assert_int_ge(numClientCallbackCalled, 3);
ck_assert_int_eq(clientCallbackStates[0], UA_SECURECHANNELSTATE_REVERSE_LISTENING);
ck_assert_int_eq(clientCallbackStates[1], UA_SECURECHANNELSTATE_CLOSING);
ck_assert_int_eq(clientCallbackStates[2], UA_SECURECHANNELSTATE_CLOSED);
} END_TEST
START_TEST(noListenWhileConnected) {
UA_StatusCode ret = UA_STATUSCODE_BADINTERNALERROR;
runServer = true;
UA_Server_run_startup(server);
THREAD_CREATE(server_thread, serverloop);
UA_Client_connect(client, "opc.tcp://127.0.0.1");
ck_assert_int_gt(numClientCallbackCalled, 5);
ck_assert_int_eq(clientCallbackStates[3], UA_SECURECHANNELSTATE_OPEN);
const UA_String listenHost = UA_STRING("127.0.0.1");
ret = UA_Client_startListeningForReverseConnect(client, &listenHost, 1, 4841);
ck_assert_uint_eq(ret, UA_STATUSCODE_BADINVALIDSTATE);
UA_Client_disconnect(client);
ret = UA_Client_startListeningForReverseConnect(client, &listenHost, 1, 4841);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
} END_TEST
START_TEST(addBeforeStart) {
UA_StatusCode ret = UA_STATUSCODE_BADINTERNALERROR;
ret = UA_Server_addReverseConnect(server, UA_STRING("opc.tcp://127.0.0.1:4841"),
serverStateCallback, (void *)1234,
&reverseConnectHandle);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
ck_assert_uint_ne(reverseConnectHandle, 0);
const UA_String listenHost = UA_STRING("127.0.0.1");
ret = UA_Client_startListeningForReverseConnect(client, &listenHost, 1, 4841);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
ret = UA_Server_run_startup(server);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
for(int i = 0; i < 100; ++i) {
UA_Server_run_iterate(server, false);
UA_Client_run_iterate(client, 1);
if(numServerCallbackCalled == 5 &&
numClientCallbackCalled == 5)
break;
UA_fakeSleep(1000);
}
ret = UA_Server_run_shutdown(server);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
ck_assert_int_eq(numServerCallbackCalled, 5);
ck_assert_int_eq(serverCallbackStates[0], UA_SECURECHANNELSTATE_CONNECTING);
ck_assert_int_eq(serverCallbackStates[1], UA_SECURECHANNELSTATE_RHE_SENT);
ck_assert_int_eq(serverCallbackStates[2], UA_SECURECHANNELSTATE_ACK_SENT);
ck_assert_int_eq(serverCallbackStates[3], UA_SECURECHANNELSTATE_OPEN);
ck_assert_int_eq(serverCallbackStates[4], UA_SECURECHANNELSTATE_CLOSED);
ck_assert_int_gt(numClientCallbackCalled, 5);
ck_assert_int_eq(clientCallbackStates[0], UA_SECURECHANNELSTATE_REVERSE_LISTENING);
ck_assert_int_eq(clientCallbackStates[1], UA_SECURECHANNELSTATE_REVERSE_CONNECTED);
ck_assert_int_eq(clientCallbackStates[2], UA_SECURECHANNELSTATE_HEL_SENT);
ck_assert_int_eq(clientCallbackStates[3], UA_SECURECHANNELSTATE_OPN_SENT);
ck_assert_int_eq(clientCallbackStates[4], UA_SECURECHANNELSTATE_OPEN);
} END_TEST
START_TEST(addAfterStart) {
UA_StatusCode ret = UA_STATUSCODE_BADINTERNALERROR;
ret = UA_Server_run_startup(server);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
const UA_String listenHost = UA_STRING("127.0.0.1");
ret = UA_Client_startListeningForReverseConnect(client, &listenHost, 1, 4841);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
for(int i = 0; i < 100; ++i) {
UA_Server_run_iterate(server, true);
UA_Client_run_iterate(client, 1);
if(i == 10) {
ret = UA_Server_addReverseConnect(server, UA_STRING("opc.tcp://127.0.0.1:4841"),
serverStateCallback, (void *)1234,
&reverseConnectHandle);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
ck_assert_uint_ne(reverseConnectHandle, 0);
}
if(i == 20)
UA_Server_removeReverseConnect(server, reverseConnectHandle);
if(numServerCallbackCalled == 5)
break;
UA_fakeSleep(1);
}
ret = UA_Server_run_shutdown(server);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
ck_assert_int_eq(numServerCallbackCalled, 5);
ck_assert_int_eq(serverCallbackStates[0], UA_SECURECHANNELSTATE_CONNECTING);
ck_assert_int_eq(serverCallbackStates[1], UA_SECURECHANNELSTATE_RHE_SENT);
ck_assert_int_eq(serverCallbackStates[2], UA_SECURECHANNELSTATE_ACK_SENT);
ck_assert_int_eq(serverCallbackStates[3], UA_SECURECHANNELSTATE_OPEN);
ck_assert_int_eq(serverCallbackStates[4], UA_SECURECHANNELSTATE_CLOSED);
} END_TEST
START_TEST(checkReconnect) {
UA_StatusCode ret = UA_STATUSCODE_BADINTERNALERROR;
ret = UA_Server_addReverseConnect(server, UA_STRING("opc.tcp://127.0.0.1:4841"),
serverStateCallback, (void *)1234,
&reverseConnectHandle);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
ck_assert_uint_ne(reverseConnectHandle, 0);
const UA_String listenHost = UA_STRING("127.0.0.1");
ret = UA_Client_startListeningForReverseConnect(client, &listenHost, 1, 4841);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
ret = UA_Server_run_startup(server);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
for(int i = 0; i < 100; ++i) {
UA_Server_run_iterate(server, true);
UA_Client_run_iterate(client, 1);
if(i == 50) {
ck_assert_int_eq(numServerCallbackCalled, 4);
ck_assert_int_eq(serverCallbackStates[0], UA_SECURECHANNELSTATE_CONNECTING);
ck_assert_int_eq(serverCallbackStates[1], UA_SECURECHANNELSTATE_RHE_SENT);
ck_assert_int_eq(serverCallbackStates[2], UA_SECURECHANNELSTATE_ACK_SENT);
ck_assert_int_eq(serverCallbackStates[3], UA_SECURECHANNELSTATE_OPEN);
UA_LOG_INFO(UA_Log_Stdout, UA_LOGCATEGORY_USERLAND,
"Stop listening and wait for reconnect");
ret = UA_Client_disconnectAsync(client);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
for(int j = 0; j < 5; ++j) {
UA_Client_run_iterate(client, 1);
UA_Server_run_iterate(server, true);
}
ck_assert_int_eq(numServerCallbackCalled, 6);
ck_assert_int_eq(serverCallbackStates[4], UA_SECURECHANNELSTATE_CLOSING);
ck_assert_int_eq(serverCallbackStates[5], UA_SECURECHANNELSTATE_CONNECTING);
ret = UA_Client_startListeningForReverseConnect(client, &listenHost, 1, 4841);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
UA_fakeSleep(UA_Server_getConfig(server)->reverseReconnectInterval + 1000);
UA_EventLoop *serverLoop = UA_Server_getConfig(server)->eventLoop;
UA_DateTime next = serverLoop->run(serverLoop, 1);
UA_fakeSleep((UA_UInt32)((next - UA_DateTime_now()) / UA_DATETIME_MSEC));
for(int j = 0; j < 5; ++j) {
UA_Client_run_iterate(client, 1);
next = serverLoop->run(serverLoop, 1);
UA_fakeSleep((UA_UInt32)((next - UA_DateTime_now()) / UA_DATETIME_MSEC));
}
ck_assert_int_eq(numServerCallbackCalled, 9);
ck_assert_int_eq(serverCallbackStates[6], UA_SECURECHANNELSTATE_RHE_SENT);
ck_assert_int_eq(serverCallbackStates[7], UA_SECURECHANNELSTATE_ACK_SENT);
ck_assert_int_eq(serverCallbackStates[8], UA_SECURECHANNELSTATE_OPEN);
}
if(i == 80)
UA_Server_removeReverseConnect(server, reverseConnectHandle);
if(numServerCallbackCalled == 10)
break;
UA_fakeSleep(1000);
}
ret = UA_Server_run_shutdown(server);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
ck_assert_int_eq(numServerCallbackCalled, 10);
ck_assert_int_eq(serverCallbackStates[9], UA_SECURECHANNELSTATE_CLOSED);
} END_TEST
START_TEST(removeOnShutdownWithConnection) {
UA_StatusCode ret = UA_STATUSCODE_BADINTERNALERROR;
ret = UA_Server_addReverseConnect(server, UA_STRING("opc.tcp://127.0.0.1:4841"),
serverStateCallback, (void *)1234,
&reverseConnectHandle);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
ck_assert_uint_ne(reverseConnectHandle, 0);
const UA_String listenHost = UA_STRING("127.0.0.1");
ret = UA_Client_startListeningForReverseConnect(client, &listenHost, 1, 4841);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
ret = UA_Server_run_startup(server);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
for(int i = 0; i < 20; ++i) {
UA_Server_run_iterate(server, true);
UA_Client_run_iterate(client, 100);
if(numServerCallbackCalled == 5)
break;
UA_fakeSleep(1000);
}
ret = UA_Server_run_shutdown(server);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
ck_assert_int_eq(numServerCallbackCalled, 5);
ck_assert_int_eq(serverCallbackStates[0], UA_SECURECHANNELSTATE_CONNECTING);
ck_assert_int_eq(serverCallbackStates[1], UA_SECURECHANNELSTATE_RHE_SENT);
ck_assert_int_eq(serverCallbackStates[2], UA_SECURECHANNELSTATE_ACK_SENT);
ck_assert_int_eq(serverCallbackStates[3], UA_SECURECHANNELSTATE_OPEN);
ck_assert_int_eq(serverCallbackStates[4], UA_SECURECHANNELSTATE_CLOSED);
} END_TEST
START_TEST(removeOnShutdownWithoutConnection) {
UA_StatusCode ret = UA_STATUSCODE_BADINTERNALERROR;
ret = UA_Server_addReverseConnect(server, UA_STRING("opc.tcp://127.0.0.1:4841"),
serverStateCallback, (void *)1234,
&reverseConnectHandle);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
ck_assert_uint_ne(reverseConnectHandle, 0);
ret = UA_Server_run_startup(server);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
for(int i = 0; i < 20; ++i) {
UA_Server_run_iterate(server, true);
UA_fakeSleep(1);
if(numServerCallbackCalled == 2)
break;
}
ret = UA_Server_run_shutdown(server);
ck_assert_uint_eq(ret, UA_STATUSCODE_GOOD);
ck_assert_int_eq(numServerCallbackCalled, 2);
ck_assert_int_eq(serverCallbackStates[0], UA_SECURECHANNELSTATE_CONNECTING);
ck_assert_int_eq(serverCallbackStates[1], UA_SECURECHANNELSTATE_CLOSED);
} END_TEST
int main(void) {
Suite *s = suite_create("server_reverseconnect");
TCase *tc_call = tcase_create("basics");
tcase_add_checked_fixture(tc_call, setup, teardown);
tcase_add_test(tc_call, listenAndTeardown);
tcase_add_test(tc_call, noListenWhileConnected);
tcase_add_test(tc_call, addBeforeStart);
tcase_add_test(tc_call, addAfterStart);
tcase_add_test(tc_call, checkReconnect);
tcase_add_test(tc_call, removeOnShutdownWithConnection);
tcase_add_test(tc_call, removeOnShutdownWithoutConnection);
suite_add_tcase(s, tc_call);
SRunner *sr = srunner_create(s);
srunner_set_fork_status(sr, CK_NOFORK);
srunner_run_all(sr, CK_NORMAL);
int number_failed = srunner_ntests_failed(sr);
srunner_free(sr);
return (number_failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
}