1 files changed, 148 insertions, 0 deletions
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/vnfm/Sol003AdapterConfiguration.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/vnfm/Sol003AdapterConfiguration.java
new file mode 100644
index 0000000000..fe710ec00b
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/vnfm/Sol003AdapterConfiguration.java
@@ -0,0 +1,148 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.extclients.vnfm;
+
+import java.io.IOException;
+import java.security.KeyManagementException;
+import java.security.KeyStoreException;
+import java.security.NoSuchAlgorithmException;
+import java.security.cert.CertificateException;
+import java.util.Iterator;
+import javax.net.ssl.SSLContext;
+import org.apache.http.client.HttpClient;
+import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
+import org.apache.http.impl.client.HttpClients;
+import org.apache.http.ssl.SSLContextBuilder;
+import org.onap.logging.filter.spring.SpringClientPayloadFilter;
+import org.onap.so.configuration.rest.BasicHttpHeadersProvider;
+import org.onap.so.configuration.rest.HttpComponentsClientConfiguration;
+import org.onap.so.configuration.rest.HttpHeadersProvider;
+import org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.GsonProvider;
+import org.onap.so.logging.jaxrs.filter.SOSpringClientFilter;
+import org.onap.so.rest.service.HttpRestServiceProvider;
+import org.onap.so.rest.service.HttpRestServiceProviderImpl;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.core.io.Resource;
+import org.springframework.http.client.BufferingClientHttpRequestFactory;
+import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
+import org.springframework.http.converter.HttpMessageConverter;
+import org.springframework.http.converter.json.GsonHttpMessageConverter;
+import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
+import org.springframework.web.client.RestTemplate;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+@Configuration
+public class Sol003AdapterConfiguration {
+
+    private static final Logger logger = LoggerFactory.getLogger(Sol003AdapterConfiguration.class);
+
+    public static final String SOL003_ADAPTER_REST_TEMPLATE_BEAN = "Sol003AdapterRestTemplateBean";
+    public static final String SOL003_ADAPTER_HTTP_REST_SERVICE_PROVIDER_BEAN =
+            "Sol003AdapterHttpRestServiceProviderBean";
+
+    @Value("${rest.http.client.configuration.ssl.trustStore:#{null}}")
+    private Resource trustStore;
+
+    @Value("${rest.http.client.configuration.ssl.trustStorePassword:#{null}}")
+    private String trustStorePassword;
+
+    @Value("so.adapters.sol003-adapter.auth:Basic dm5mbTpwYXNzd29yZDEk")
+    private String sol003AdapterBasicAuth;
+
+    @Autowired
+    private GsonProvider gsonProvider;
+
+    @Autowired
+    private HttpComponentsClientConfiguration httpComponentsClientConfiguration;
+
+    @Bean
+    @Qualifier(SOL003_ADAPTER_REST_TEMPLATE_BEAN)
+    public RestTemplate sol003AdapterRestTemplate() {
+        final HttpComponentsClientHttpRequestFactory clientHttpRequestFactory =
+                httpComponentsClientConfiguration.httpComponentsClientHttpRequestFactory();
+        final RestTemplate restTemplate =
+                new RestTemplate(new BufferingClientHttpRequestFactory(clientHttpRequestFactory));
+        restTemplate.getInterceptors().add(new SOSpringClientFilter());
+        restTemplate.getInterceptors().add((new SpringClientPayloadFilter()));
+        return restTemplate;
+
+    }
+
+    @Bean
+    @Qualifier(SOL003_ADAPTER_HTTP_REST_SERVICE_PROVIDER_BEAN)
+    public HttpRestServiceProvider sol003AdapaterHttpRestServiceProvider(
+            @Qualifier(SOL003_ADAPTER_REST_TEMPLATE_BEAN) @Autowired final RestTemplate restTemplate) {
+
+        if (trustStore != null) {
+            setTrustStore(restTemplate);
+        }
+        setGsonMessageConverter(restTemplate);
+        return getHttpRestServiceProvider(restTemplate, new BasicHttpHeadersProvider(sol003AdapterBasicAuth));
+    }
+
+    private void setTrustStore(final RestTemplate restTemplate) {
+        try {
+            final SSLConnectionSocketFactory socketFactory = new SSLConnectionSocketFactory(getSSLContext());
+            final HttpClient httpClient = HttpClients.custom().setSSLSocketFactory(socketFactory).build();
+            final HttpComponentsClientHttpRequestFactory factory =
+                    new HttpComponentsClientHttpRequestFactory(httpClient);
+            restTemplate.setRequestFactory(new BufferingClientHttpRequestFactory(factory));
+        } catch (Exception exception) {
+            logger.error("Error reading truststore, TLS connection to VNFM will fail.", exception);
+        }
+    }
+
+    private SSLContext getSSLContext() throws KeyManagementException, NoSuchAlgorithmException, KeyStoreException,
+            CertificateException, IOException {
+        if (trustStore != null) {
+            logger.info("Setting truststore: {}", trustStore.getURL());
+            return new SSLContextBuilder().loadTrustMaterial(trustStore.getURL(), trustStorePassword.toCharArray())
+                    .build();
+        }
+        logger.info("Setting Default SSL ...");
+        return SSLContext.getDefault();
+
+    }
+
+    private HttpRestServiceProvider getHttpRestServiceProvider(final RestTemplate restTemplate,
+            final HttpHeadersProvider httpHeadersProvider) {
+        return new HttpRestServiceProviderImpl(restTemplate, httpHeadersProvider.getHttpHeaders());
+    }
+
+    private void setGsonMessageConverter(final RestTemplate restTemplate) {
+        final Iterator<HttpMessageConverter<?>> iterator = restTemplate.getMessageConverters().iterator();
+        while (iterator.hasNext()) {
+            if (iterator.next() instanceof MappingJackson2HttpMessageConverter) {
+                iterator.remove();
+            }
+        }
+        restTemplate.getMessageConverters().add(new GsonHttpMessageConverter(gsonProvider.getGson()));
+    }
+}