--- /dev/null
+/**
+ * ============LICENSE_START====================================================
+ * org.onap.aaf
+ * ===========================================================================
+ * Copyright (c) 2018 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.onap.aaf.client.sample;
+
+import java.io.IOException;
+import java.security.Principal;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.onap.aaf.cadi.Access;
+import org.onap.aaf.cadi.CadiException;
+import org.onap.aaf.cadi.LocatorException;
+import org.onap.aaf.cadi.Permission;
+import org.onap.aaf.cadi.PropAccess;
+import org.onap.aaf.cadi.aaf.AAFPermission;
+import org.onap.aaf.cadi.aaf.v2_0.AAFAuthn;
+import org.onap.aaf.cadi.aaf.v2_0.AAFConHttp;
+import org.onap.aaf.cadi.aaf.v2_0.AAFLurPerm;
+import org.onap.aaf.cadi.principal.UnAuthPrincipal;
+import org.onap.aaf.cadi.util.Split;
+import org.onap.aaf.misc.env.APIException;
+
+public class Sample {
+ private static Sample singleton;
+ final private AAFConHttp aafcon;
+ final private AAFLurPerm aafLur;
+ final private AAFAuthn<?> aafAuthn;
+
+ /**
+ * This method is to emphasize the importance of not creating the AAFObjects over and over again.
+ * @return
+ */
+ public static Sample singleton() {
+ return singleton;
+ }
+
+ public Sample(Access myAccess) throws APIException, CadiException, LocatorException {
+ aafcon = new AAFConHttp(myAccess);
+ aafLur = aafcon.newLur();
+ aafAuthn = aafcon.newAuthn(aafLur);
+ }
+
+ /**
+ * Checking credentials outside of HTTP/S presents fewer options initially. There is not, for instance,
+ * the option of using 2-way TLS HTTP/S.
+ *
+ * However, Password Checks are still useful, and, if the Client Certificate could be obtained in other ways, the
+ * Interface can be expanded in the future to include Certificates.
+ * @throws CadiException
+ * @throws IOException
+ */
+ public Principal checkUserPass(String fqi, String pass) throws IOException, CadiException {
+ String ok = aafAuthn.validate(fqi, pass);
+ if(ok==null) {
+ System.out.println("Success!");
+ /*
+ UnAuthPrincipal means that it is not coming from the official Authorization chain.
+ This is useful for Security Plugins which don't use Principal as the tie between
+ Authentication and Authorization
+
+ You can also use this if you want to check Authorization without actually Authenticating, as may
+ be the case with certain Onboarding Tooling.
+ */
+ return new UnAuthPrincipal(fqi);
+ } else {
+ System.out.printf("Failure: %s\n",ok);
+ return null;
+ }
+
+
+ }
+
+ /**
+ * An example of looking for One Permission within all the permissions user has. CADI does cache these,
+ * so the call is not expensive.
+ *
+ * Note: If you are using "J2EE" (Servlets), CADI ties this function to the method:
+ * HttpServletRequest.isUserInRole(String user)
+ *
+ * The J2EE user can expect that his servlet will NOT be called without a Validated Principal, and that
+ * "isUserInRole()" will validate if the user has the Permission designated.
+ *
+ */
+ public boolean oneAuthorization(Principal fqi, Permission p) {
+ return aafLur.fish(fqi, p);
+ }
+
+ public List<Permission> allAuthorization(Principal fqi) {
+ List<Permission> pond = new ArrayList<Permission>();
+ aafLur.fishAll(fqi, pond);
+ return pond;
+ }
+
+
+ public static void main(String[] args) {
+ // Note: you can pick up Properties from Command line as well as VM Properties
+ // Code "user_fqi=... user_pass=..." (where user_pass can be encrypted) in the command line for this sample.
+ // Also code "perm=<perm type>|<instance>|<action>" to test a specific Permission
+ PropAccess myAccess = new PropAccess(args);
+ try {
+ /*
+ * NOTE: Do NOT CREATE new aafcon, aafLur and aafAuthn each transaction. They are built to be
+ * reused!
+ *
+ * This is why this code demonstrates "Sample" as a singleton.
+ */
+ singleton = new Sample(myAccess);
+ String user = myAccess.getProperty("user_fqi");
+ String pass= myAccess.getProperty("user_pass");
+
+ if(user==null || pass==null) {
+ System.err.println("This Sample class requires properties user_fqi and user_pass");
+ } else {
+ pass = myAccess.decrypt(pass, false); // Note, with "false", decryption will only happen if starts with "enc:"
+ // See the CODE for Java Methods used
+ Principal fqi = Sample.singleton().checkUserPass(user,pass);
+
+ if(fqi==null) {
+ System.out.println("OK, normally, you would cease processing for an "
+ + "unauthenticated user, but for the purpose of Sample, we'll keep going.\n");
+ fqi=new UnAuthPrincipal(user);
+ }
+
+ // AGAIN, NOTE: If your client fails Authentication, the right behavior 99.9%
+ // of the time is to drop the transaction. We continue for sample only.
+
+ // note, default String for perm
+ String permS = myAccess.getProperty("perm","org.osaaf.aaf.access|*|read");
+ String[] permA = Split.splitTrim('|', permS);
+ if(permA.length>2) {
+ final Permission perm = new AAFPermission(permA[0],permA[1],permA[2]);
+ // See the CODE for Java Methods used
+ if(singleton().oneAuthorization(fqi, perm)) {
+ System.out.printf("Success: %s has %s\n",fqi.getName(),permS);
+ } else {
+ System.out.printf("%s does NOT have %s\n",fqi.getName(),permS);
+ }
+ }
+
+
+ // Another form, you can get ALL permissions in a list
+ // See the CODE for Java Methods used
+ List<Permission> permL = singleton().allAuthorization(fqi);
+ if(permL.size()==0) {
+ System.out.printf("User %s has no Permissions THAT THE CALLER CAN SEE",fqi.getName());
+ } else {
+ System.out.print("Success:\n");
+ for(Permission p : permL) {
+ System.out.printf("\t%s has %s\n",fqi.getName(),p.getKey());
+ }
+ }
+ }
+ } catch (APIException | CadiException | LocatorException | IOException e) {
+ e.printStackTrace();
+ }
+ }
+}
Code Review / aaf / authz.git / commitdiff