open62541/examples/server_simple.c
Julius Pfrommer ba36eba3bc Merge branch 'master' into new_tcp
Conflicts:
	examples/networklayer_tcp.c
	src/client/ua_client.c
	src/ua_session.c
2015-04-20 12:07:22 +02:00

119 lines
4.2 KiB
C

/*
* This work is licensed under a Creative Commons CCZero 1.0 Universal License.
* See http://creativecommons.org/publicdomain/zero/1.0/ for more information.
*/
#include <time.h>
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include <errno.h> // errno, EINTR
#ifdef NOT_AMALGATED
#include "ua_types.h"
#include "ua_server.h"
#else
#include "open62541.h"
#endif
// provided by the user, implementations available in the /examples folder
#include "logger_stdout.h"
#include "networklayer_tcp.h"
UA_Boolean running = 1;
UA_Logger logger;
static void stopHandler(int sign) {
printf("Received Ctrl-C\n");
running = 0;
}
static UA_ByteString loadCertificate(void) {
UA_ByteString certificate = UA_STRING_NULL;
FILE *fp = NULL;
//FIXME: a potiential bug of locating the certificate, we need to get the path from the server's config
fp=fopen("localhost.der", "rb");
if(!fp) {
errno = 0; // we read errno also from the tcp layer...
return certificate;
}
fseek(fp, 0, SEEK_END);
certificate.length = ftell(fp);
certificate.data = malloc(certificate.length*sizeof(UA_Byte));
if(!certificate.data)
return certificate;
fseek(fp, 0, SEEK_SET);
if(fread(certificate.data, sizeof(UA_Byte), certificate.length, fp) < (size_t)certificate.length)
UA_ByteString_deleteMembers(&certificate); // error reading the cert
fclose(fp);
return certificate;
}
static void testCallback(UA_Server *server, void *data) {
logger.log_info(UA_LOGGERCATEGORY_USERLAND, "testcallback");
}
int main(int argc, char** argv) {
signal(SIGINT, stopHandler); /* catches ctrl-c */
UA_Server *server = UA_Server_new();
logger = Logger_Stdout_new();
UA_Server_setLogger(server, logger);
UA_ByteString certificate = loadCertificate();
UA_Server_setServerCertificate(server, certificate);
UA_ByteString_deleteMembers(&certificate);
UA_Server_addNetworkLayer(server, ServerNetworkLayerTCP_new(UA_ConnectionConfig_standard, 16664));
UA_Server_addNamespace(server, "myApplicationNamespace");
UA_WorkItem work = {.type = UA_WORKITEMTYPE_METHODCALL,
.work.methodCall = {.method = testCallback, .data = NULL} };
UA_Server_addRepeatedWorkItem(server, &work, 20000000, NULL); // call every 2 sec
// add a variable node to the adresspace
UA_Variant *myIntegerVariant = UA_Variant_new();
UA_Int32 myInteger = 42;
UA_Variant_setScalarCopy(myIntegerVariant, &myInteger, &UA_TYPES[UA_TYPES_INT32]);
UA_QualifiedName myIntegerName = UA_QUALIFIEDNAME(1, "the answer");
UA_NodeId myIntegerNodeId = UA_NODEID_STRING(1, "the.answer"); /* UA_NODEID_NULL would assign a random free nodeid */
UA_NodeId parentNodeId = UA_NODEID_NUMERIC(0, UA_NS0ID_OBJECTSFOLDER);
UA_NodeId parentReferenceNodeId = UA_NODEID_NUMERIC(0, UA_NS0ID_ORGANIZES);
UA_Server_addVariableNode(server, myIntegerVariant, myIntegerName,
myIntegerNodeId, parentNodeId, parentReferenceNodeId);
#ifdef BENCHMARK
UA_UInt32 nodeCount = 50;
char str[32];
for(UA_UInt32 i = 0;i<nodeCount;i++) {
/* scalar */
void *data = UA_new(&UA_TYPES[i]);
UA_Variant *variant = UA_Variant_new();
UA_Variant_setScalar(variant, data, &UA_TYPES[i]);
sprintf(str,"%d",i);
UA_QualifiedName nodeName = UA_QUALIFIEDNAME(1, str);
UA_NodeId id = UA_NODEID_NUMERIC(1, 100 + i);
UA_Server_addVariableNode(server, variant, nodeName, id,
UA_NODEID_NUMERIC(0, UA_NS0ID_OBJECTSFOLDER),
UA_NODEID_NUMERIC(0, UA_NS0ID_ORGANIZES));
/* array */
data = UA_Array_new(&UA_TYPES[i], 10);
variant = UA_Variant_new();
UA_Variant_setArray(variant, data, 10, &UA_TYPES[i]);
sprintf(str,"array of %d",i);
nodeName = UA_QUALIFIEDNAME(1, str);
id = UA_NODEID_NUMERIC(1, 200 + i);
UA_Server_addVariableNode(server, variant, nodeName, id,
UA_NODEID_NUMERIC(0, UA_NS0ID_OBJECTSFOLDER),
UA_NODEID_NUMERIC(0, UA_NS0ID_ORGANIZES));
}
#endif
UA_StatusCode retval = UA_Server_run(server, 1, &running);
UA_Server_delete(server);
return retval;
}