Revisions made to the Model Loader to use Babel

[aai/model-loader.git] / src / main / java / org / onap / aai / modelloader / restclient / BabelServiceClient.java

diff --git a/src/main/java/org/onap/aai/modelloader/restclient/BabelServiceClient.java b/src/main/java/org/onap/aai/modelloader/restclient/BabelServiceClient.java
new file mode 100644 (file)
index 0000000..a861580
--- /dev/null
+++ b/src/main/java/org/onap/aai/modelloader/restclient/BabelServiceClient.java
@@ -0,0 +1,184 @@
+/**
+ * ============LICENSE_START==========================================
+ * org.onap.aai
+ * ===================================================================
+ * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * Copyright © 2017-2018 Amdocs
+ * ===================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END============================================
+ */
+package org.onap.aai.modelloader.restclient;
+
+import com.google.gson.Gson;
+import com.google.gson.reflect.TypeToken;
+import com.google.json.JsonSanitizer;
+import com.sun.jersey.api.client.Client; // NOSONAR
+import com.sun.jersey.api.client.ClientResponse;
+import com.sun.jersey.api.client.WebResource;
+import com.sun.jersey.api.client.config.DefaultClientConfig;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.security.KeyManagementException;
+import java.security.KeyStore;
+import java.security.KeyStoreException;
+import java.security.NoSuchAlgorithmException;
+import java.security.UnrecoverableKeyException;
+import java.security.cert.CertificateException;
+import java.security.cert.X509Certificate;
+import java.util.Base64;
+import java.util.Collections;
+import java.util.List;
+import java.util.Objects;
+import javax.net.ssl.HttpsURLConnection;
+import javax.net.ssl.KeyManagerFactory;
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.TrustManager;
+import javax.net.ssl.X509TrustManager;
+import javax.ws.rs.core.Response;
+import org.json.JSONObject;
+import org.onap.aai.babel.service.data.BabelArtifact;
+import org.onap.aai.cl.api.Logger;
+import org.onap.aai.cl.eelf.LoggerFactory;
+import org.onap.aai.modelloader.config.ModelLoaderConfig;
+import org.onap.aai.modelloader.service.ModelLoaderMsgs;
+
+/**
+ * Initial version for testing End to End scenarios
+ *
+ */
+public class BabelServiceClient {
+
+    private static Logger logger = LoggerFactory.getInstance().getLogger(BabelServiceClient.class);
+
+    private static final String SSL_PROTOCOL = "TLS";
+    private static final String KEYSTORE_ALGORITHM = "SunX509";
+    private static final String KEYSTORE_TYPE = "PKCS12";
+
+    private ModelLoaderConfig config;
+    private Client client;
+
+    private TrustManager[] trustAllCerts = new TrustManager[] {new X509TrustManager() {
+        @Override
+        public X509Certificate[] getAcceptedIssuers() {
+            return null; // NOSONAR
+        }
+
+        @Override
+        public void checkClientTrusted(X509Certificate[] certs, String authType) {
+            // Do nothing
+        }
+
+        @Override
+        public void checkServerTrusted(X509Certificate[] certs, String authType) {
+            // Do nothing
+        }
+    }};
+
+    public class BabelServiceException extends Exception {
+
+        /**
+         * Babel Service error response
+         */
+        private static final long serialVersionUID = 1L;
+
+        public BabelServiceException(String message) {
+            super(message);
+        }
+
+    }
+
+    /**
+     * @param config
+     * @throws NoSuchAlgorithmException
+     * @throws KeyStoreException
+     * @throws CertificateException
+     * @throws IOException
+     * @throws UnrecoverableKeyException
+     * @throws KeyManagementException
+     */
+    public BabelServiceClient(ModelLoaderConfig config) throws NoSuchAlgorithmException, KeyStoreException,
+            CertificateException, IOException, UnrecoverableKeyException, KeyManagementException {
+        this.config = config;
+
+        logger.debug(ModelLoaderMsgs.DISTRIBUTION_EVENT, "Creating Babel Service client");
+
+        SSLContext ctx = SSLContext.getInstance(SSL_PROTOCOL);
+        KeyManagerFactory kmf = KeyManagerFactory.getInstance(KEYSTORE_ALGORITHM);
+        KeyStore ks = KeyStore.getInstance(KEYSTORE_TYPE);
+
+        String clientCertPassword = config.getBabelKeyStorePassword();
+
+        char[] pwd = null;
+        if (clientCertPassword != null) {
+            pwd = clientCertPassword.toCharArray();
+        }
+
+        String clientCertFileName = config.getBabelKeyStorePath();
+        if (clientCertFileName != null) {
+            FileInputStream fin = new FileInputStream(clientCertFileName);
+            ks.load(fin, pwd);
+            kmf.init(ks, pwd);
+            ctx.init(kmf.getKeyManagers(), trustAllCerts, null);
+        } else {
+            ctx.init(null, trustAllCerts, null);
+        }
+
+        logger.debug(ModelLoaderMsgs.DISTRIBUTION_EVENT, "Initialised context");
+
+        HttpsURLConnection.setDefaultSSLSocketFactory(ctx.getSocketFactory());
+        HttpsURLConnection.setDefaultHostnameVerifier((host, session) -> true);
+
+        client = Client.create(new DefaultClientConfig());
+
+        logger.debug(ModelLoaderMsgs.DISTRIBUTION_EVENT, "Jersey client created");
+    }
+
+    /**
+     * @param artifactPayload
+     * @param artifactName
+     * @param artifactVersion
+     * @param transactionId
+     * @return
+     * @throws BabelServiceException
+     */
+    public List<BabelArtifact> postArtifact(byte[] artifactPayload, String artifactName, String artifactVersion,
+            String transactionId) throws BabelServiceException {
+        Objects.requireNonNull(artifactPayload);
+
+        String encodedPayload = Base64.getEncoder().encodeToString(artifactPayload);
+
+        JSONObject obj = new JSONObject();
+        obj.put("csar", encodedPayload);
+        obj.put("artifactVersion", artifactVersion);
+        obj.put("artifactName", artifactName);
+
+        logger.info(ModelLoaderMsgs.BABEL_REST_REQUEST_PAYLOAD, " Artifact Name: " + artifactName
+                + " Artifact version: " + artifactVersion + " Artifact payload: " + encodedPayload);
+
+        WebResource webResource = client.resource(config.getBabelBaseUrl() + config.getBabelGenerateArtifactsUrl());
+        ClientResponse response = webResource.type("application/json")
+                .header(AaiRestClient.HEADER_TRANS_ID, Collections.singletonList(transactionId))
+                .header(AaiRestClient.HEADER_FROM_APP_ID, Collections.singletonList(AaiRestClient.ML_APP_NAME))
+                .post(ClientResponse.class, obj.toString());
+        String sanitizedJson = JsonSanitizer.sanitize(response.getEntity(String.class));
+
+        logger.debug(ModelLoaderMsgs.DISTRIBUTION_EVENT, "Babel response " + response.getStatus() + " " + sanitizedJson);
+
+        if (response.getStatus() != Response.Status.OK.getStatusCode()) {
+            throw new BabelServiceException(sanitizedJson);
+        }
+
+        return new Gson().fromJson(sanitizedJson, new TypeToken<List<BabelArtifact>>() {}.getType());
+    }
+}