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109 lines
4.3 KiB
C
109 lines
4.3 KiB
C
/* This work is licensed under a Creative Commons CCZero 1.0 Universal License.
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* See http://creativecommons.org/publicdomain/zero/1.0/ for more information.
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*
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* Copyright (c) 2019 Kalycito Infotech Private Limited
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*
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*/
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#include <open62541/client_config_default.h>
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#include <open62541/client_highlevel.h>
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#include <open62541/plugin/log_stdout.h>
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#include <open62541/plugin/securitypolicy.h>
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#include <stdlib.h>
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#include "common.h"
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#define MIN_ARGS 4
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int main(int argc, char* argv[]) {
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if(argc < MIN_ARGS) {
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UA_LOG_FATAL(UA_Log_Stdout, UA_LOGCATEGORY_USERLAND,
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"Arguments are missing. The required arguments are "
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"<opc.tcp://host:port> "
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"<client-certificate.der> <client-private-key.der> "
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"[<trustlist1.crl>, ...]");
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return EXIT_SUCCESS;
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}
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const char *endpointUrl = argv[1];
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/* Load certificate and private key */
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UA_ByteString certificate = loadFile(argv[2]);
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UA_ByteString privateKey = loadFile(argv[3]);
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/* Load the trustList */
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size_t trustListSize = 0;
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if(argc > MIN_ARGS)
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trustListSize = (size_t)argc-MIN_ARGS;
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UA_STACKARRAY(UA_ByteString, trustList, trustListSize+1);
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for(size_t trustListCount = 0; trustListCount < trustListSize; trustListCount++)
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trustList[trustListCount] = loadFile(argv[trustListCount+4]);
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/* Revocation lists are supported, but not used for the example here */
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UA_ByteString *revocationList = NULL;
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size_t revocationListSize = 0;
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UA_Client *client = UA_Client_new();
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UA_ClientConfig *config = UA_Client_getConfig(client);
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config->securityMode = UA_MESSAGESECURITYMODE_SIGNANDENCRYPT;
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UA_ClientConfig_setDefaultEncryption(config, certificate, privateKey,
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trustList, trustListSize,
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revocationList, revocationListSize);
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UA_ByteString_clear(&certificate);
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UA_ByteString_clear(&privateKey);
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for(size_t deleteCount = 0; deleteCount < trustListSize; deleteCount++) {
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UA_ByteString_clear(&trustList[deleteCount]);
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}
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UA_StatusCode retval = UA_Client_connectUsername(client, endpointUrl, "paula", "paula123");
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if(retval != UA_STATUSCODE_GOOD) {
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UA_Client_delete(client);
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return EXIT_FAILURE;
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}
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UA_NodeId newVariableIdRequest = UA_NODEID_NUMERIC(1, 1001);
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UA_NodeId newVariableId = UA_NODEID_NULL;
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UA_VariableAttributes newVariableAttributes = UA_VariableAttributes_default;
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newVariableAttributes.accessLevel = UA_ACCESSLEVELMASK_READ;
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newVariableAttributes.description = UA_LOCALIZEDTEXT_ALLOC("en-US", "NewVariable desc");
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newVariableAttributes.displayName = UA_LOCALIZEDTEXT_ALLOC("en-US", "NewVariable");
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newVariableAttributes.dataType = UA_TYPES[UA_TYPES_UINT32].typeId;
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UA_UInt32 value = 50;
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UA_Variant_setScalarCopy(&newVariableAttributes.value, &value, &UA_TYPES[UA_TYPES_UINT32]);
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UA_StatusCode retCode;
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retCode = UA_Client_addVariableNode(client, newVariableIdRequest,
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UA_NS0ID(OBJECTSFOLDER), UA_NS0ID(ORGANIZES),
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UA_QUALIFIEDNAME(1, "newVariable"),
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UA_NS0ID(BASEDATAVARIABLETYPE),
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newVariableAttributes, &newVariableId);
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printf("addVariable returned: %s\n", UA_StatusCode_name(retCode));
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UA_ExpandedNodeId extNodeId = UA_EXPANDEDNODEID_NUMERIC(0, 0);
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extNodeId.nodeId = newVariableId;
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retCode = UA_Client_addReference(client, UA_NS0ID(OBJECTSFOLDER),
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UA_NS0ID(HASCOMPONENT), UA_TRUE,
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UA_STRING_NULL, extNodeId, UA_NODECLASS_VARIABLE);
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printf("addReference returned: %s\n", UA_StatusCode_name(retCode));
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retCode = UA_Client_deleteReference(client, UA_NS0ID(OBJECTSFOLDER),
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UA_NS0ID(ORGANIZES), UA_TRUE, extNodeId, UA_TRUE);
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printf("deleteReference returned: %s\n", UA_StatusCode_name(retCode));
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retCode = UA_Client_deleteNode(client, newVariableId, UA_TRUE);
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printf("deleteNode returned: %s\n", UA_StatusCode_name(retCode));
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/* Clean up */
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UA_VariableAttributes_clear(&newVariableAttributes);
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UA_Client_delete(client); /* Disconnects the client internally */
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return EXIT_SUCCESS;
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}
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