Examples with OpcUaClientConfig org.eclipse.milo.opcua.sdk.client.api.config.OpcUaClientConfig used on opensource projects

Example 1 with OpcUaClientConfig

use of org.eclipse.milo.opcua.sdk.client.api.config.OpcUaClientConfig in project milo by eclipse.

the class OpcUaClientConfigTest method testCopy.

@Test
public void testCopy() {
    OpcUaClientConfig original = OpcUaClientConfig.builder().setEndpoint(endpoint).setSessionName(() -> "testSessionName").setSessionTimeout(uint(60000 * 60)).setRequestTimeout(uint(120000)).setMaxResponseMessageSize(UInteger.MAX).setMaxPendingPublishRequests(uint(2)).setIdentityProvider(new AnonymousProvider()).setSessionLocaleIds(new String[] { "en", "es" }).build();
    OpcUaClientConfig copy = OpcUaClientConfig.copy(original).build();
    assertEquals(copy.getSessionName(), original.getSessionName());
    assertEquals(copy.getSessionTimeout(), original.getSessionTimeout());
    assertEquals(copy.getRequestTimeout(), original.getRequestTimeout());
    assertEquals(copy.getMaxResponseMessageSize(), original.getMaxResponseMessageSize());
    assertEquals(copy.getMaxPendingPublishRequests(), original.getMaxPendingPublishRequests());
    assertEquals(copy.getIdentityProvider(), original.getIdentityProvider());
    assertEquals(copy.getKeepAliveFailuresAllowed(), original.getKeepAliveFailuresAllowed());
    assertEquals(copy.getKeepAliveInterval(), original.getKeepAliveInterval());
    assertEquals(copy.getKeepAliveTimeout(), original.getKeepAliveTimeout());
    assertEquals(copy.getSessionLocaleIds(), original.getSessionLocaleIds());
}

Example 2 with OpcUaClientConfig

use of org.eclipse.milo.opcua.sdk.client.api.config.OpcUaClientConfig in project milo by eclipse.

the class OpcUaClientConfigTest method testCopyAndModify.

@Test
public void testCopyAndModify() {
    OpcUaClientConfig original = OpcUaClientConfig.builder().setEndpoint(endpoint).setSessionName(() -> "testSessionName").setSessionTimeout(uint(60000 * 60)).setRequestTimeout(uint(120000)).setMaxResponseMessageSize(UInteger.MAX).setMaxPendingPublishRequests(uint(2)).setIdentityProvider(new AnonymousProvider()).build();
    OpcUaClientConfig copy = OpcUaClientConfig.copy(original, builder -> builder.setSessionName(() -> "foo").setSessionTimeout(uint(0)).setRequestTimeout(uint(0)).setMaxResponseMessageSize(uint(0)).setMaxPendingPublishRequests(uint(0)).setIdentityProvider(new AnonymousProvider()).setKeepAliveFailuresAllowed(uint(2)).setKeepAliveInterval(uint(10000)).setKeepAliveTimeout(uint(15000)).setSessionLocaleIds(new String[] { "en", "es" }));
    assertNotEquals(copy.getSessionName(), original.getSessionName());
    assertNotEquals(copy.getIdentityProvider(), original.getIdentityProvider());
    assertNotEquals(copy.getSessionLocaleIds(), original.getSessionLocaleIds());
    assertEquals(copy.getSessionTimeout(), uint(0));
    assertEquals(copy.getRequestTimeout(), uint(0));
    assertEquals(copy.getMaxResponseMessageSize(), uint(0));
    assertEquals(copy.getMaxPendingPublishRequests(), uint(0));
    assertEquals(copy.getKeepAliveFailuresAllowed(), uint(2));
    assertEquals(copy.getKeepAliveInterval(), uint(10000));
    assertEquals(copy.getKeepAliveTimeout(), uint(15000));
    assertEquals(copy.getSessionLocaleIds(), new String[] { "en", "es" });
}

Example 3 with OpcUaClientConfig

use of org.eclipse.milo.opcua.sdk.client.api.config.OpcUaClientConfig in project vantiq-extension-sources by Vantiq.

the class OpcUaESClient method createClient.

@SuppressWarnings({ "PMD.CognitiveComplexity", "PMD.MethodLengthCheck" })
private OpcUaClient createClient(Map<String, Object> config) throws Exception {
    if (storageDirectory == null) {
        throw new OpcExtConfigException(ERROR_PREFIX + ".missingStorageDirectory: No storage directory specified.");
    }
    SecurityPolicy securityPolicy = determineSecurityPolicy(config);
    MessageSecurityMode msgSecMode = determineMessageSecurityMode(config);
    File securityDir = new File(storageDirectory, SECURITY_DIRECTORY);
    if (!securityDir.exists() && !securityDir.mkdirs()) {
        throw new OpcExtConfigException(ERROR_PREFIX + ".invalidStorageDirectory: unable to create security dir: " + securityDir);
    }
    log.info("security temp dir: {}", securityDir.getAbsolutePath());
    keyStoreManager = new KeyStoreManager().load(securityDir);
    IdentityProvider idProvider = constructIdentityProvider(config);
    List<EndpointDescription> endpoints;
    discoveryEndpoint = (String) config.get(OpcConstants.CONFIG_DISCOVERY_ENDPOINT);
    serverEndpoint = (String) config.get(OpcConstants.CONFIG_SERVER_ENDPOINT);
    if (discoveryEndpoint == null && serverEndpoint == null) {
        String errorMsg = ERROR_PREFIX + ".noDiscoveryEndpoint: No discovery or server endpoint was provided in the configuration.";
        log.error(errorMsg);
        throw new OpcExtConfigException(errorMsg);
    }
    OpcUaClientConfig opcConfig;
    try {
        endpoints = DiscoveryClient.getEndpoints(discoveryEndpoint).get();
    } catch (Throwable ex) {
        try {
            // try the explicit discovery endpoint as well
            String discoveryUrl = discoveryEndpoint + "/discovery";
            log.info("Trying explicit discovery URL: {}", discoveryUrl);
            endpoints = DiscoveryClient.getEndpoints(discoveryUrl).get();
        } catch (ExecutionException e) {
            String errMsg = ERROR_PREFIX + ".discoveryError: Could not discover OPC Endpoints:" + e.getClass().getName() + "::" + e.getMessage();
            log.error(ERROR_PREFIX + ".discoveryError: Could not discover OPC Endpoints: {} :: {}", e.getClass().getName(), e.getMessage());
            throw new OpcExtConfigException(errMsg, e);
        }
    }
    if (log.isDebugEnabled()) {
        logDiscoveredEndpoints(endpoints);
    }
    List<EndpointDescription> validEndpoints = endpoints.stream().filter(e -> (e.getSecurityPolicyUri().equals(securityPolicy.getUri()) && e.getSecurityMode().equals(msgSecMode))).collect(Collectors.toList());
    if (log.isDebugEnabled()) {
        logAcceptableEndpoints(validEndpoints, securityPolicy, msgSecMode);
        // The following code is here for testing only.  It allows us to fake a poorly configured
        // server that reports invalid or unreachable endpoints as part of discovery.  This is, for
        // reasons I'm sure i don't agree with, part of the protocol, so we must tolerate it.  The
        // purportedly proper response is to substitute the address used for discovery for any
        // unreachable addresses.  This, of course, makes little sense since the whole point of discovery
        // is to allow these to be spread across different nodes.  But I didn't write the spec.
        Boolean fakeBadAddress = (Boolean) config.get(OpcConstants.CONFIG_TEST_DISCOVERY_UNREACHABLE);
        if (fakeBadAddress != null && fakeBadAddress) {
            List<EndpointDescription> newValidEndpoints = new ArrayList<>();
            for (EndpointDescription e : validEndpoints) {
                URI url = new URI(e.getEndpointUrl());
                URI borkedUri = new URI(url.getScheme(), null, "utterlyWorthlessHostThatShouldNeverResolve", url.getPort(), url.getPath(), null, null);
                EndpointDescription borkedEd = new EndpointDescription(borkedUri.toString(), e.getServer(), e.getServerCertificate(), e.getSecurityMode(), e.getSecurityPolicyUri(), e.getUserIdentityTokens(), e.getTransportProfileUri(), e.getSecurityLevel());
                newValidEndpoints.add(borkedEd);
            }
            validEndpoints = newValidEndpoints;
        }
    }
    // First, we'll look for an endpoint that doesn't contain localhost.  This is, generally,
    // a not too useful configuration since localhost is always a relative address.
    EndpointDescription endpoint = validEndpoints.stream().filter(e -> {
        try {
            // Note:  Must use URI here.  If you use URL, it will fail with
            // a MailformedURLException because the generic system doesn't
            // understand opc.tcp: as a scheme/protocol.
            URI url = new URI(e.getEndpointUrl());
            InetAddress ina = InetAddress.getByName(url.getHost());
            if (!ina.isLoopbackAddress() || ina.isReachable(3000)) {
                return true;
            }
        } catch (UnknownHostException | URISyntaxException ex) {
            log.warn("Recoverable error during discovered server URL validation:" + ex.getClass().getName() + "::" + ex.getMessage() + "-->" + e.getEndpointUrl());
        } catch (Exception ex) {
            // This means that we have some non-optimal addresses returned by discovery.
            // In these cases, we'll leave it up to the SDK & network stack to figure out how to get there.
            log.debug("Recoverable error during discovered server URL validation. Left to network stack to resolve:" + ex.getClass().getName() + "::" + ex.getMessage() + "-->" + e.getEndpointUrl());
        }
        return false;
    }).findFirst().orElse(null);
    if (endpoint == null) {
        // Discovery server returned either no reasonable endpoints or none that weren't a loopback.
        log.warn("No servers at reachable, non-loopback addresses found via discovery. " + "Fixing up addresses to match discovery server.");
        endpoint = validEndpoints.stream().findFirst().orElse(null);
        if (endpoint != null) {
            endpoint = fixLookbackAddress(endpoint);
        }
    }
    if (endpoint == null) {
        throw new Exception("No acceptable endpoints returned for security policy: " + securityPolicy.getUri() + " and security mode " + msgSecMode);
    }
    if (serverEndpoint != null) {
        // Then we'll override the endpoint provided but otherwise use the endpoint descriptor returned.
        // The SDK seems to have an issue when no EndpointDescriptor is provided.
        EndpointDescription newEndpoint = new EndpointDescription(serverEndpoint, endpoint.getServer(), endpoint.getServerCertificate(), endpoint.getSecurityMode(), endpoint.getSecurityPolicyUri(), endpoint.getUserIdentityTokens(), endpoint.getTransportProfileUri(), endpoint.getSecurityLevel());
        log.debug("Replacing endpoint address with provided serverEndpoint: {} --> {}", endpoint.getEndpointUrl(), newEndpoint.getEndpointUrl());
        endpoint = newEndpoint;
    }
    log.info("Using discovered endpoint: {} [{}, {}]", endpoint.getEndpointUrl(), securityPolicy, msgSecMode.toString());
    opcConfig = OpcUaClientConfig.builder().setApplicationName(LocalizedText.english("VANTIQ OPC-UA Source")).setApplicationUri("urn:io:vantiq:extsrc:opcua:client").setCertificate(keyStoreManager.getClientCertificate()).setKeyPair(keyStoreManager.getClientKeyPair()).setEndpoint(endpoint).setIdentityProvider(idProvider).setRequestTimeout(uint(5000)).build();
    return OpcUaClient.create(opcConfig);
}

Example 4 with OpcUaClientConfig

use of org.eclipse.milo.opcua.sdk.client.api.config.OpcUaClientConfig in project milo by eclipse.

the class SessionFsmTest method testCloseSessionWhileInactive.

@Test
public void testCloseSessionWhileInactive() throws Exception {
    OpcUaClientConfig clientConfig = OpcUaClientConfig.builder().setEndpoint(new EndpointDescription("opc.tcp://localhost:12685", null, null, MessageSecurityMode.None, SecurityPolicy.None.getUri(), null, TransportProfile.TCP_UASC_UABINARY.getUri(), null)).setApplicationName(LocalizedText.english("Eclipse Milo Test Client")).setApplicationUri("urn:eclipse:milo:examples:client").setRequestTimeout(uint(60000)).build();
    OpcUaClient client = OpcUaClient.create(clientConfig);
    SessionFsm sessionFsm = SessionFsmFactory.newSessionFsm(client);
    assertNotNull(sessionFsm.closeSession().get());
}