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