diff options
Diffstat (limited to 'authz-core/src/main/java/com/att/cssa/rserv/TransFilter.java')
| -rw-r--r-- | authz-core/src/main/java/com/att/cssa/rserv/TransFilter.java | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/authz-core/src/main/java/com/att/cssa/rserv/TransFilter.java b/authz-core/src/main/java/com/att/cssa/rserv/TransFilter.java new file mode 100644 index 00000000..244609bc --- /dev/null +++ b/authz-core/src/main/java/com/att/cssa/rserv/TransFilter.java @@ -0,0 +1,137 @@ +/*******************************************************************************
+ * ============LICENSE_START====================================================
+ * * org.onap.aai
+ * * ===========================================================================
+ * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
+ * * Copyright © 2017 Amdocs
+ * * ===========================================================================
+ * * 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 com.att.cssa.rserv;
+
+import java.io.IOException;
+import java.security.Principal;
+
+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.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import com.att.cadi.Access;
+import com.att.cadi.CadiException;
+import com.att.cadi.CadiWrap;
+import com.att.cadi.Connector;
+import com.att.cadi.Lur;
+import com.att.cadi.TrustChecker;
+import com.att.cadi.filter.CadiHTTPManip;
+import com.att.cadi.taf.TafResp;
+import com.att.cadi.taf.TafResp.RESP;
+import com.att.inno.env.Env;
+import com.att.inno.env.TimeTaken;
+import com.att.inno.env.TransStore;
+
+/**
+ * Create a new Transaction Object for each and every incoming Transaction
+ *
+ * Attach to Request. User "FilterHolder" mechanism to retain single instance.
+ *
+ * TransFilter includes CADIFilter as part of the package, so that it can
+ * set User Data, etc, as necessary.
+ *
+ *
+ */
+public abstract class TransFilter<TRANS extends TransStore> implements Filter {
+ public static final String TRANS_TAG = "__TRANS__";
+
+ private CadiHTTPManip cadi;
+
+ public TransFilter(Access access, Connector con, TrustChecker tc, Object ... additionalTafLurs) throws CadiException {
+ cadi = new CadiHTTPManip(access, con, tc, additionalTafLurs);
+ }
+
+ @Override
+ public void init(FilterConfig filterConfig) throws ServletException {
+ }
+
+ protected Lur getLur() {
+ return cadi.getLur();
+ }
+
+ protected abstract TRANS newTrans();
+ protected abstract TimeTaken start(TRANS trans, ServletRequest request);
+ protected abstract void authenticated(TRANS trans, Principal p);
+ protected abstract void tallyHo(TRANS trans);
+
+ @Override
+ public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
+ TRANS trans = newTrans();
+
+ TimeTaken overall = start(trans,request);
+ try {
+ request.setAttribute(TRANS_TAG, trans);
+
+ HttpServletRequest req = (HttpServletRequest)request;
+ HttpServletResponse res = (HttpServletResponse)response;
+
+ TimeTaken security = trans.start("CADI Security", Env.SUB);
+// TimeTaken ttvalid;
+ TafResp resp;
+ RESP r;
+ CadiWrap cw = null;
+ try {
+ resp = cadi.validate(req,res);
+ switch(r=resp.isAuthenticated()) {
+ case IS_AUTHENTICATED:
+ cw = new CadiWrap(req,resp,cadi.getLur());
+ authenticated(trans, cw.getUserPrincipal());
+ break;
+ default:
+ break;
+ }
+ } finally {
+ security.done();
+ }
+
+ if(r==RESP.IS_AUTHENTICATED) {
+ trans.checkpoint(resp.desc());
+ chain.doFilter(cw, response);
+ } else {
+ //TODO this is a good place to check if too many checks recently
+ // Would need Cached Counter objects that are cleaned up on
+ // use
+ trans.checkpoint(resp.desc(),Env.ALWAYS);
+ if(resp.isFailedAttempt())
+ trans.audit().log(resp.desc());
+ }
+ } catch(Exception e) {
+ trans.error().log(e);
+ trans.checkpoint("Error: " + e.getClass().getSimpleName() + ": " + e.getMessage());
+ throw new ServletException(e);
+ } finally {
+ overall.done();
+ tallyHo(trans);
+ }
+ }
+
+ @Override
+ public void destroy() {
+ };
+}
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