Examples with UsernameProvider org.eclipse.milo.opcua.sdk.client.api.identity.UsernameProvider used on opensource projects

Example 1 with UsernameProvider

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

the class OpcUaESClient method constructIdentityProvider.

private IdentityProvider constructIdentityProvider(Map<String, Object> config) throws OpcExtConfigException, OpcExtKeyStoreException {
    IdentityProvider retVal = null;
    String anonymous = (String) config.get(OpcConstants.CONFIG_IDENTITY_ANONYMOUS);
    // This can be empty -- presence is sufficient
    boolean anonIsPresent = anonymous != null;
    String certAlias = (String) config.get(OpcConstants.CONFIG_IDENTITY_CERTIFICATE);
    boolean certIsPresent = foundValue(certAlias);
    String userPass = (String) config.get(OpcConstants.CONFIG_IDENTITY_USERNAME_PASSWORD);
    boolean upwIsPresent = foundValue(userPass);
    boolean exactlyOnePresent = (anonIsPresent ^ certIsPresent ^ upwIsPresent) ^ (anonIsPresent && certIsPresent && upwIsPresent);
    if (!anonIsPresent && !certIsPresent && !upwIsPresent) {
        log.warn(ERROR_PREFIX + ".noIdentitySpecification: No identity specification was provided.  Using Anonymous as default.");
        retVal = new AnonymousProvider();
    } else if (exactlyOnePresent) {
        // Now we know there is exactly one of them set.
        if (anonIsPresent) {
            retVal = new AnonymousProvider();
        } else if (certIsPresent) {
            X509Certificate namedCert = keyStoreManager.fetchCertByAlias(certAlias);
            PrivateKey pKey = keyStoreManager.fetchPrivateKeyByAlias(certAlias);
            retVal = new X509IdentityProvider(namedCert, pKey);
        } else if (upwIsPresent) {
            String[] upw = userPass.split(",[ ]*");
            if (upw.length != 2) {
                String errMsg = MessageFormatter.arrayFormat(ERROR_PREFIX + ".invalidUserPasswordSpecification: the {} ({}) must contain only a username AND password separated by a comma.", new Object[] { OpcConstants.CONFIG_IDENTITY_USERNAME_PASSWORD, userPass }).getMessage();
                log.error(errMsg);
                throw new OpcExtConfigException(errMsg);
            } else {
                retVal = new UsernameProvider(upw[0], upw[1]);
            }
        }
    } else {
        String errMsg = MessageFormatter.arrayFormat(ERROR_PREFIX + ".invalidIdentitySpecification: exactly one identity specification ({}, {}, {}) is required.", new Object[] { OpcConstants.CONFIG_IDENTITY_ANONYMOUS, OpcConstants.CONFIG_IDENTITY_CERTIFICATE, OpcConstants.CONFIG_IDENTITY_USERNAME_PASSWORD }).getMessage();
        log.error(errMsg);
        throw new OpcExtConfigException(errMsg);
    }
    return retVal;
}

Example 2 with UsernameProvider

use of org.eclipse.milo.opcua.sdk.client.api.identity.UsernameProvider in project iot-tree by bambooww.

the class ConnPtOPCUA method connect.

private // throws UaException
boolean connect() {
    if (uaClient != null)
        return true;
    try {
        String dir = Config.getDataTmpDir() + "/pcua/security/";
        File dirf = new File(dir);
        if (!dirf.exists())
            dirf.mkdirs();
        Path sec_p = Paths.get(dir);
        // EndpointDescription[] endpointDescription =
        // UaTcpStackClient.getEndpoints(EndPointUrl).get();
        KeyStoreLoader loader = new KeyStoreLoader().load(sec_p);
        UsernameProvider unp = getIdPro();
        uaClient = OpcUaClient.create(this.getOpcEndPointURI(), endpoints -> endpoints.stream().filter(endpointFilter()).findFirst(), configBuilder -> {
            configBuilder.setApplicationName(LocalizedText.english(this.getOpcAppNameDef())).setApplicationUri("urn:iottree:conn:opc_client");
            // configBuilder.setCertificate(loader.getClientCertificate()).setKeyPair(loader.getClientKeyPair());
            if (unp != null)
                configBuilder.setIdentityProvider(unp);
            configBuilder.setRequestTimeout(uint(reqTimeout));
            return configBuilder.build();
        });
        // uaClient.getStackClient().getNamespaceTable()
        uaClient.getSubscriptionManager().addSubscriptionListener(subLis);
        uaClient.connect();
    // ArrayList<NodeId> nids = new ArrayList<>() ;
    // nids.addAll(tag2nodeid.values());
    // uaClient.registerNodes(nids) ;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return true;
}