1 files changed, 77 insertions, 0 deletions
diff --git a/src/main/java/org/onap/dmaap/dmf/mr/security/DMaaPAAFAuthenticatorImpl.java b/src/main/java/org/onap/dmaap/dmf/mr/security/DMaaPAAFAuthenticatorImpl.java
new file mode 100644
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--- /dev/null
+++ b/src/main/java/org/onap/dmaap/dmf/mr/security/DMaaPAAFAuthenticatorImpl.java
@@ -0,0 +1,77 @@
+/*******************************************************************************
+ *  ============LICENSE_START=======================================================
+ *  org.onap.dmaap
+ *  ================================================================================
+ *  Copyright © 2017 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=========================================================
+ *  
+ *  ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ *  
+ *******************************************************************************/
+package org.onap.dmaap.dmf.mr.security;
+
+import com.att.ajsc.filemonitor.AJSCPropertiesMap;
+import org.onap.dmaap.dmf.mr.CambriaApiException;
+import org.onap.dmaap.dmf.mr.constants.CambriaConstants;
+
+import javax.servlet.http.HttpServletRequest;
+
+/**
+ * 
+ * @author sneha.d.desai
+ *
+ */
+public class DMaaPAAFAuthenticatorImpl implements DMaaPAAFAuthenticator {
+
+	private static final String NAMESPACE_PROPERTY = "defaultNSforUEB";
+	private static final String DEFAULT_NAMESPACE = "org.onap.dmaap.mr";
+	private static final String NAMESPACE_PREFIX = "org.onap";
+	private static final String NAMESPACE_PREFIX_VAR = "namespacePrefix";
+	private static final String DEFAULT_NAMESPACE_VAR = "defaultNamespace";
+	private static final String INSTANCE_PART_VAR = "pubSubInstPart";
+
+	/**
+	 * @param req
+	 * @param role
+	 */
+	@Override
+	public boolean aafAuthentication(HttpServletRequest req, String role) {
+		return req.isUserInRole(role);
+	}
+
+	@Override
+	public String aafPermissionString(String topicName, String action) throws CambriaApiException {
+
+		String nameSpace = topicName.startsWith(
+				System.getenv(NAMESPACE_PREFIX_VAR) != null ? System.getenv(NAMESPACE_PREFIX_VAR) : NAMESPACE_PREFIX)
+						? parseNamespace(topicName) : readNamespaceFromProperties();
+
+		nameSpace = !nameSpace.isEmpty() ? nameSpace
+				: (System.getenv(DEFAULT_NAMESPACE_VAR) != null ? System.getenv(DEFAULT_NAMESPACE_VAR)
+						: DEFAULT_NAMESPACE);
+
+		return new StringBuilder(nameSpace).append(
+				(System.getenv(INSTANCE_PART_VAR) != null ? System.getenv(INSTANCE_PART_VAR) : ".topic") + "|:topic.")
+				.append(topicName).append("|").append(action).toString();
+	}
+
+	String readNamespaceFromProperties() {
+		return AJSCPropertiesMap.getProperty(CambriaConstants.msgRtr_prop, NAMESPACE_PROPERTY);
+	}
+
+	private String parseNamespace(String topicName) {
+		return topicName.substring(0, topicName.lastIndexOf('.'));
+	}
+
+}