1 files changed, 88 insertions, 0 deletions
diff --git a/zusammen-lib/src/main/java/org/onap/sdc/common/zusammen/config/ZusammenConfig.java b/zusammen-lib/src/main/java/org/onap/sdc/common/zusammen/config/ZusammenConfig.java
new file mode 100644
index 0000000..920b07a
--- /dev/null
+++ b/zusammen-lib/src/main/java/org/onap/sdc/common/zusammen/config/ZusammenConfig.java
@@ -0,0 +1,88 @@
+/*
+ * Copyright Â© 2018 European Support Limited
+ *
+ * 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.
+ */
+
+package org.onap.sdc.common.zusammen.config;
+
+import com.datastax.driver.core.RemoteEndpointAwareJdkSSLOptions;
+import com.datastax.driver.core.SSLOptions;
+import java.io.FileInputStream;
+import java.security.KeyStore;
+import java.security.SecureRandom;
+import javax.annotation.PostConstruct;
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.TrustManagerFactory;
+import org.springframework.beans.factory.BeanCreationException;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.autoconfigure.cassandra.ClusterBuilderCustomizer;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class ZusammenConfig {
+
+    private static final String[] CIPHER_SUITES = {"TLS_RSA_WITH_AES_128_CBC_SHA"};
+    private static final String KEYSTORE_TYPE = "JKS";
+    private static final String SECURE_SOCKET_PROTOCOL = "SSL";
+    private static final String KEYSPACE = "zusammen";
+
+    private final ZusammenConfigProvider provider;
+
+
+    @Autowired
+    public ZusammenConfig(ZusammenConfigProvider provider) {
+        this.provider = provider;
+    }
+
+    @PostConstruct
+    public void init() {
+        System.setProperty("cassandra.nodes", provider.getCassandraAddresses());
+        System.setProperty("cassandra.ssl.port", provider.getCassandraPort());
+        System.setProperty("cassandra.keyspace", KEYSPACE);
+
+        System.setProperty("cassandra.authenticate", Boolean.toString(Boolean.valueOf(provider.getCassandraAuth())));
+        System.setProperty("cassandra.user", provider.getCassandraUser());
+        System.setProperty("cassandra.password", provider.getCassandraPassword());
+
+        System.setProperty("cassandra.ssl", Boolean.toString(Boolean.valueOf(provider.getCassandraSSL())));
+        System.setProperty("cassandra.truststore", provider.getCassandraTrustStorePath());
+        System.setProperty("cassandra.truststore.password", provider.getCassandraTrustStorePassword());
+    }
+
+    @Bean
+    @ConditionalOnProperty("cassandra.ssl")
+    ClusterBuilderCustomizer clusterBuilderCustomizer() {
+        SSLOptions sslOptions = RemoteEndpointAwareJdkSSLOptions
+                                        .builder()
+                                        .withSSLContext(getSslContext())
+                                        .withCipherSuites(CIPHER_SUITES).build();
+        return builder -> builder.withSSL(sslOptions);
+    }
+
+    private SSLContext getSslContext() {
+        try (FileInputStream tsf = new FileInputStream(provider.getCassandraTrustStorePath())) {
+            SSLContext ctx = SSLContext.getInstance(SECURE_SOCKET_PROTOCOL);
+            KeyStore ts = KeyStore.getInstance(KEYSTORE_TYPE);
+            ts.load(tsf, provider.getCassandraTrustStorePassword().toCharArray());
+            TrustManagerFactory tmf = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
+            tmf.init(ts);
+            ctx.init(null, tmf.getTrustManagers(), new SecureRandom());
+            return ctx;
+        } catch (Exception ex) {
+            throw new BeanCreationException(ex.getMessage(), ex);
+        }
+    }
+}
+\ No newline at end of file