Initial fix for https call to plugins

Creates an http/https client to check whether plugin is online. missing UI fixes still

Issue-ID: SDC-2843
Signed-off-by: ilanap <ilanap@amdocs.com>
Change-Id: I06ee08c73881c8a8c458198f9b6a0f9df1021f52
Signed-off-by: ilanap <ilanap@amdocs.com>
(cherry picked from commit 7422f22140b7ce24e3e735dabaa325e2f7a4fc92)

2 files changed, 185 insertions, 3 deletions

diff --git a/catalog-fe/src/main/java/org/openecomp/sdc/fe/impl/PluginStatusBL.java b/catalog-fe/src/main/java/org/openecomp/sdc/fe/impl/PluginStatusBL.java
index 14b76d4679..a2b0adb4fe 100644
--- a/catalog-fe/src/main/java/org/openecomp/sdc/fe/impl/PluginStatusBL.java
+++ b/catalog-fe/src/main/java/org/openecomp/sdc/fe/impl/PluginStatusBL.java
@@ -26,28 +26,46 @@ import org.apache.http.HttpStatus;
 import org.apache.http.client.config.RequestConfig;
 import org.apache.http.client.methods.CloseableHttpResponse;
 import org.apache.http.client.methods.HttpHead;
+import org.apache.http.config.Registry;
+import org.apache.http.config.RegistryBuilder;
+import org.apache.http.conn.socket.ConnectionSocketFactory;
+import org.apache.http.conn.socket.PlainConnectionSocketFactory;
+import org.apache.http.conn.ssl.NoopHostnameVerifier;
+import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
 import org.apache.http.impl.client.CloseableHttpClient;
 import org.apache.http.impl.client.HttpClients;
+import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
+
 import org.openecomp.sdc.common.log.wrappers.Logger;
 import org.openecomp.sdc.exception.InvalidArgumentException;
 import org.openecomp.sdc.fe.config.ConfigurationManager;
 import org.openecomp.sdc.fe.config.PluginsConfiguration;
 import org.openecomp.sdc.fe.config.PluginsConfiguration.Plugin;
+import org.openecomp.sdc.fe.utils.JettySSLUtils;
 
 import java.io.IOException;
+import java.security.GeneralSecurityException;
 
 public class PluginStatusBL {
 
     private static final Logger log = Logger.getLogger(PluginStatusBL.class.getName());
+	private static final String MAX_CONNECTION_POOL = "maxOutgoingConnectionPoolTotal";
+	private static final String MAX_ROUTE_POOL = "maxOutgoingPerRoute";
     private final Gson gson;
-    private final CloseableHttpClient client;
+    private CloseableHttpClient client;
     private final PluginsConfiguration pluginsConfiguration;
     private RequestConfig requestConfig;
 
     public PluginStatusBL() {
         this.pluginsConfiguration = ConfigurationManager.getConfigurationManager().getPluginsConfiguration();
-        this.client = HttpClients.createDefault();
         this.gson = new GsonBuilder().setPrettyPrinting().create();
+		// check if we have secure connections in the plugin list, if not - we won't bother with it
+		try {
+			this.client = getPooledClient(this.hasSecuredPlugins());
+		} catch (Exception e){
+			log.error("Could not initialize the Https client: {}", e.getMessage());
+			log.debug("Exception:",e);
+		}
     }
 
     public PluginStatusBL(CloseableHttpClient client) {
@@ -58,6 +76,39 @@ public class PluginStatusBL {
 
     }
 
+	private boolean hasSecuredPlugins() {
+		if (this.getPluginsList() != null) {
+            return pluginsConfiguration.getPluginsList().stream()
+                    .anyMatch(plugin -> plugin.getPluginDiscoveryUrl().toLowerCase().startsWith("https"));
+		}
+		return false;
+
+	}
+
+	private CloseableHttpClient getPooledClient(boolean isSecured) throws GeneralSecurityException, IOException {
+		final PoolingHttpClientConnectionManager  poolingConnManager;
+		if (!isSecured) {
+			poolingConnManager
+					= new PoolingHttpClientConnectionManager();
+		} else {
+			SSLConnectionSocketFactory s = new SSLConnectionSocketFactory(
+                    JettySSLUtils.getSslContext(),
+					new NoopHostnameVerifier());
+
+			Registry<ConnectionSocketFactory> registry = RegistryBuilder.<ConnectionSocketFactory>create()
+					.register("http", new PlainConnectionSocketFactory())
+					.register("https", s)
+					.build();
+			poolingConnManager
+					= new PoolingHttpClientConnectionManager(registry);
+		}
+		int maxTotal = System.getProperties().containsKey(MAX_CONNECTION_POOL) ? Integer.parseInt(System.getProperty(MAX_CONNECTION_POOL)) : 5;
+		int routeMax = System.getProperties().containsKey(MAX_ROUTE_POOL) ? Integer.parseInt(System.getProperty(MAX_ROUTE_POOL)) : 20;
+		poolingConnManager.setMaxTotal(maxTotal);
+		poolingConnManager.setDefaultMaxPerRoute(routeMax);
+		return HttpClients.custom().setConnectionManager(poolingConnManager).setSSLHostnameVerifier(new NoopHostnameVerifier()).build();
+	}
+
     public String getPluginsList() {
         String result = null;
 
@@ -107,7 +158,10 @@ public class PluginStatusBL {
         HttpHead head = new HttpHead(plugin.getPluginDiscoveryUrl());
 
         head.setConfig(this.requestConfig);
-
+		if (this.client == null) {
+			log.debug("The plugin {} will not run because https is not configured on the FE server",plugin.getPluginId());
+			return false;
+		}
         try (CloseableHttpResponse response = this.client.execute(head)) {
             result = response != null && response.getStatusLine().getStatusCode() == HttpStatus.SC_OK;
             log.debug("The plugin {} is {} with result {}", plugin.getPluginId(), (result ? "online" : "offline"), result);
diff --git a/catalog-fe/src/main/java/org/openecomp/sdc/fe/utils/JettySSLUtils.java b/catalog-fe/src/main/java/org/openecomp/sdc/fe/utils/JettySSLUtils.java
new file mode 100644
index 0000000000..fb00725a88
--- /dev/null
+++ b/catalog-fe/src/main/java/org/openecomp/sdc/fe/utils/JettySSLUtils.java
@@ -0,0 +1,128 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.openecomp.sdc.fe.utils;
+
+import org.apache.http.conn.ssl.TrustSelfSignedStrategy;
+import org.apache.http.ssl.SSLContexts;
+
+import javax.net.ssl.SSLContext;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.security.GeneralSecurityException;
+import java.security.KeyStore;
+import java.util.Properties;
+
+public class JettySSLUtils {
+    private JettySSLUtils() {
+    }
+
+    public static JettySslConfig getSSLConfig() throws IOException {
+        Properties sslProperties = new Properties();
+
+        String sslPropsPath = System.getenv("JETTY_BASE") + File.separator + "/start.d/ssl.ini";
+        File sslPropsFile = new File(sslPropsPath);
+        try (FileInputStream fis = new FileInputStream(sslPropsFile)) {
+            sslProperties.load(fis);
+        }
+
+        return new JettySslConfig(sslProperties);
+    }
+
+
+    public static SSLContext getSslContext() throws GeneralSecurityException, IOException {
+        JettySSLUtils.JettySslConfig sslProperties = JettySSLUtils.getSSLConfig();
+
+        KeyStore trustStore  = KeyStore.getInstance(sslProperties.getTruststoreType());
+        try (FileInputStream instream = new FileInputStream(new File(sslProperties.getTruststorePath()));
+        ){
+            trustStore.load(instream, (sslProperties.getTruststorePass()).toCharArray());
+        }
+
+        KeyStore keystore  = KeyStore.getInstance(sslProperties.getKeystoreType());
+        try (FileInputStream instream = new FileInputStream(new File(sslProperties.getKeystorePath()));
+        ){
+            keystore.load(instream, sslProperties.getKeystorePass().toCharArray());
+        }
+
+        // Trust own CA and all self-signed certs
+        return SSLContexts.custom()
+                .loadKeyMaterial(keystore, sslProperties.getKeystorePass().toCharArray())
+                .loadTrustMaterial(trustStore, new TrustSelfSignedStrategy())
+                .build();
+    }
+
+
+    public static class JettySslConfig {
+        Properties sslProperties;
+        static final String JETTY_BASE = System.getenv("JETTY_BASE");
+
+        JettySslConfig(Properties sslProperties) {
+            this.sslProperties = sslProperties;
+        }
+
+        public String getJettyBase() {
+            return JettySslConfig.JETTY_BASE;
+        }
+
+        public String getKeystorePath() {
+            return sslProperties.getProperty("jetty.sslContext.keyStorePath");
+        }
+
+        public String getKeystorePass() {
+            return sslProperties.getProperty("jetty.sslContext.keyStorePassword");
+        }
+
+        public String getKeystoreType() {
+            return sslProperties.getProperty("jetty.sslContext.keyStoreType");
+        }
+
+        public String getTruststorePath() {
+            return sslProperties.getProperty("jetty.sslContext.trustStorePath");
+        }
+
+        public String getTruststorePass() {
+            return sslProperties.getProperty("jetty.sslContext.trustStorePassword");
+        }
+
+        public String getTruststoreType() {
+            return sslProperties.getProperty("jetty.sslContext.trustStoreType");
+        }
+
+        public String getKeyStoreManager() {
+            return sslProperties.getProperty("jetty.sslContext.keyManagerPassword");
+        }
+
+        public Boolean getNeedClientAuth() {
+            if (sslProperties.containsKey("jetty.sslContext.needClientAuth")) {
+                return Boolean.valueOf(sslProperties.getProperty("jetty.sslContext.needClientAuth"));
+            } else {
+                return Boolean.FALSE;
+            }
+        }
+
+        public String getProperty(String key) {
+            return sslProperties.getProperty(key);
+        }
+
+    }
+
+}