1 files changed, 80 insertions, 0 deletions
diff --git a/PyPDPServer/src/main/java/org/openecomp/policy/pypdp/authorization/AuthenticationFilter.java b/PyPDPServer/src/main/java/org/openecomp/policy/pypdp/authorization/AuthenticationFilter.java
new file mode 100644
index 000000000..c5526d753
--- /dev/null
+++ b/PyPDPServer/src/main/java/org/openecomp/policy/pypdp/authorization/AuthenticationFilter.java
@@ -0,0 +1,80 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ECOMP Policy Engine
+ * ================================================================================
+ * Copyright (C) 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=========================================================
+ */
+
+package org.openecomp.policy.pypdp.authorization;
+
+import java.io.IOException;
+
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.annotation.WebFilter;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+@WebFilter("/*")
+public class AuthenticationFilter implements Filter {
+
+	public static final String AUTHENTICATION_HEADER = "Authorization";
+	public static final String ENVIRONMENT_HEADER = "Environment";
+
+	@Override
+	public void doFilter(ServletRequest request, ServletResponse response,
+			FilterChain filter) throws IOException, ServletException {
+		if (request instanceof HttpServletRequest) {
+			HttpServletRequest httpServletRequest = (HttpServletRequest) request;
+			String authCredentials = httpServletRequest.getHeader(AUTHENTICATION_HEADER);
+			String environment = httpServletRequest.getHeader(ENVIRONMENT_HEADER);
+			String path = ((HttpServletRequest) request).getRequestURI();
+
+			// better injected
+			AuthenticationService authenticationService = new AuthenticationService();
+
+			boolean authenticationStatus = authenticationService.authenticate(authCredentials);
+			
+			if (authenticationStatus && environment!=null && (environment.equalsIgnoreCase(Config.getEnvironment()))) {
+				filter.doFilter(request, response);
+			} else if(environment==null| path.contains("org.openecomp.policy.pypdp.notifications") || path.contains("swagger") || path.contains("api-docs") || path.contains("configuration") || path.contains("pdps") || path.contains("count") || path.contains("paps")){
+				filter.doFilter(request, response);
+			} else {
+				if (response instanceof HttpServletResponse) {
+					HttpServletResponse httpServletResponse = (HttpServletResponse) response;
+					httpServletResponse.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
+				}
+			}
+			if (path.contains("error")){
+				HttpServletResponse httpServletResponse = (HttpServletResponse) response;
+				httpServletResponse.setStatus(HttpServletResponse.SC_BAD_REQUEST);
+			}
+		}
+	}
+
+	@Override
+	public void destroy() {
+	}
+
+	@Override
+	public void init(FilterConfig arg0) throws ServletException {
+		Config.setProperty();
+	}
+}