Implement TLS for calls from VNFM adapter to VNFM

Issue-ID: SO-2116
Change-Id: I1e5bdfcf3164545c89fb370014d49ef3ae6a9cf1
Signed-off-by: MichaelMorris <michael.morris@est.tech>

5 files changed, 62 insertions, 6 deletions

diff --git a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/SdcPackageProvider.java b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/SdcPackageProvider.java
index 57d6615d66..735e1f9d42 100644
--- a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/SdcPackageProvider.java
+++ b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/SdcPackageProvider.java
@@ -49,6 +49,7 @@ import java.util.NoSuchElementException;
 import java.util.Set;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipInputStream;
+import javax.net.ssl.SSLContext;
 import org.apache.commons.codec.binary.Base64;
 import org.apache.http.HttpEntity;
 import org.apache.http.client.methods.CloseableHttpResponse;
@@ -133,7 +134,7 @@ public class SdcPackageProvider {
 
     private byte[] getPackage(final String csarId) {
         final String SERVICE_NAME = "vnfm-adapter";
-        try (CloseableHttpClient client = HttpClients.createDefault()) {
+        try (CloseableHttpClient client = HttpClients.custom().setSSLContext(SSLContext.getDefault()).build()) {
             final HttpGet httpget = new HttpGet(format(GET_PACKAGE_URL, baseUrl, csarId));
             httpget.setHeader(ACCEPT, APPLICATION_OCTET_STREAM_VALUE);
             httpget.setHeader("X-ECOMP-InstanceID", SERVICE_NAME);
diff --git a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/aai/AaiServiceProviderImpl.java b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/aai/AaiServiceProviderImpl.java
index 1fa62efa25..019a08af78 100644
--- a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/aai/AaiServiceProviderImpl.java
+++ b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/aai/AaiServiceProviderImpl.java
@@ -28,6 +28,7 @@ import org.onap.aai.domain.yang.GenericVnfs;
 import org.onap.aai.domain.yang.Vserver;
 import org.onap.so.client.aai.AAIObjectType;
 import org.onap.so.client.aai.entities.uri.AAIUriFactory;
+import org.onap.so.client.graphinventory.entities.uri.Depth;
 import org.onap.vnfmadapter.v1.model.Tenant;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -58,8 +59,8 @@ public class AaiServiceProviderImpl implements AaiServiceProvider {
     @Override
     public GenericVnfs invokeQueryGenericVnf(final String selfLink) {
         return aaiClientProvider.getAaiClient()
-                .get(GenericVnfs.class, AAIUriFactory.createResourceUri(AAIObjectType.GENERIC_VNFS)
-                        .queryParam("selflink", selfLink.replaceAll("https", "http")))
+                .get(GenericVnfs.class,
+                        AAIUriFactory.createResourceUri(AAIObjectType.GENERIC_VNFS).queryParam("selflink", selfLink))
                 .orElseGet(() -> {
                     logger.debug("No vnf found in AAI with selflink: {}", selfLink);
                     return null;
@@ -78,7 +79,8 @@ public class AaiServiceProviderImpl implements AaiServiceProvider {
     @Override
     public EsrVnfm invokeGetVnfm(final String vnfmId) {
         return aaiClientProvider.getAaiClient()
-                .get(EsrVnfm.class, AAIUriFactory.createResourceUri(AAIObjectType.VNFM, vnfmId)).orElseGet(() -> {
+                .get(EsrVnfm.class, AAIUriFactory.createResourceUri(AAIObjectType.VNFM, vnfmId).depth(Depth.ONE))
+                .orElseGet(() -> {
                     logger.debug("VNFM not found in AAI");
                     return null;
                 });
diff --git a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/vnfm/VnfmServiceProviderConfiguration.java b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/vnfm/VnfmServiceProviderConfiguration.java
index 2aee1c06e3..3342e0d054 100644
--- a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/vnfm/VnfmServiceProviderConfiguration.java
+++ b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/vnfm/VnfmServiceProviderConfiguration.java
@@ -22,16 +22,34 @@ package org.onap.so.adapters.vnfmadapter.extclients.vnfm;
 
 import static org.onap.so.client.RestTemplateConfig.CONFIGURABLE_REST_TEMPLATE;
 import com.google.gson.Gson;
+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 java.util.ListIterator;
+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.so.adapters.vnfmadapter.extclients.vnfm.lcn.JSON;
 import org.onap.so.configuration.rest.BasicHttpHeadersProvider;
 import org.onap.so.configuration.rest.HttpHeadersProvider;
+import org.onap.so.logging.jaxrs.filter.SpringClientFilter;
 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.ClientHttpRequestInterceptor;
+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;
@@ -43,6 +61,13 @@ import org.springframework.web.client.RestTemplate;
 @Configuration
 public class VnfmServiceProviderConfiguration {
 
+    private static final Logger logger = LoggerFactory.getLogger(VnfmServiceProviderConfiguration.class);
+
+    @Value("${http.client.ssl.trust-store}")
+    private Resource keyStore;
+    @Value("${http.client.ssl.trust-store-password}")
+    private String keyStorePassword;
+
     @Bean(name = "vnfmServiceProvider")
     public HttpRestServiceProvider httpRestServiceProvider(
             @Qualifier(CONFIGURABLE_REST_TEMPLATE) @Autowired final RestTemplate restTemplate) {
@@ -52,6 +77,8 @@ public class VnfmServiceProviderConfiguration {
     private HttpRestServiceProvider getHttpRestServiceProvider(final RestTemplate restTemplate,
             final HttpHeadersProvider httpHeadersProvider) {
         setGsonMessageConverter(restTemplate);
+        setTrustStore(restTemplate);
+        removeSpringClientFilter(restTemplate);
         return new HttpRestServiceProviderImpl(restTemplate, httpHeadersProvider);
     }
 
@@ -66,4 +93,30 @@ public class VnfmServiceProviderConfiguration {
         restTemplate.getMessageConverters().add(new GsonHttpMessageConverter(gson));
     }
 
+    private void setTrustStore(final RestTemplate restTemplate) {
+        SSLContext sslContext;
+        try {
+            sslContext = new SSLContextBuilder().loadTrustMaterial(keyStore.getURL(), keyStorePassword.toCharArray())
+                    .build();
+            logger.info("Setting truststore: {}", keyStore.getURL());
+            final SSLConnectionSocketFactory socketFactory = new SSLConnectionSocketFactory(sslContext);
+            final HttpClient httpClient = HttpClients.custom().setSSLSocketFactory(socketFactory).build();
+            final HttpComponentsClientHttpRequestFactory factory =
+                    new HttpComponentsClientHttpRequestFactory(httpClient);
+            restTemplate.setRequestFactory(factory);
+        } catch (KeyManagementException | NoSuchAlgorithmException | KeyStoreException | CertificateException
+                | IOException exception) {
+            logger.error("Error reading truststore, TLS connection to VNFM will fail.", exception);
+        }
+    }
+
+    private void removeSpringClientFilter(final RestTemplate restTemplate) {
+        ListIterator<ClientHttpRequestInterceptor> interceptorIterator = restTemplate.getInterceptors().listIterator();
+        while (interceptorIterator.hasNext()) {
+            if (interceptorIterator.next() instanceof SpringClientFilter) {
+                interceptorIterator.remove();
+            }
+        }
+    }
+
 }
diff --git a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/vnfm/VnfmServiceProviderImpl.java b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/vnfm/VnfmServiceProviderImpl.java
index 0b5b09ae39..c470008d08 100644
--- a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/vnfm/VnfmServiceProviderImpl.java
+++ b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/vnfm/VnfmServiceProviderImpl.java
@@ -54,7 +54,7 @@ public class VnfmServiceProviderImpl implements VnfmServiceProvider {
 
     @Override
     public Optional<InlineResponse201> getVnf(final String vnfSelfLink) {
-        return httpServiceProvider.get(vnfSelfLink.replaceAll("https", "http"), InlineResponse201.class);
+        return httpServiceProvider.get(vnfSelfLink, InlineResponse201.class);
     }
 
     @Override
diff --git a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/lifecycle/LifecycleManager.java b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/lifecycle/LifecycleManager.java
index a4f7d3206d..fa2fa30b4a 100644
--- a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/lifecycle/LifecycleManager.java
+++ b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/lifecycle/LifecycleManager.java
@@ -114,7 +114,7 @@ public class LifecycleManager {
     private String getSelfLink(final InlineResponse201 vnfmResponse, final EsrVnfm vnfm) {
         if (vnfmResponse.getLinks() != null && vnfmResponse.getLinks().getSelf() != null
                 && vnfmResponse.getLinks().getSelf().getHref() != null) {
-            return vnfmResponse.getLinks().getSelf().getHref().replaceAll("https", "http");
+            return vnfmResponse.getLinks().getSelf().getHref();
         }
         return vnfm.getEsrSystemInfoList().getEsrSystemInfo().iterator().next().getServiceUrl() + "/vnf_instances/"
                 + vnfmResponse.getId();