| /* |
| * Copyright (c) 2009-2013, JoshuaTree. All Rights Reserved. |
| */ |
| |
| package us.jts.sentry; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.security.Principal; |
| import java.util.Set; |
| |
| import us.jts.fortress.GlobalIds; |
| import us.jts.fortress.ReviewMgr; |
| import us.jts.fortress.ReviewMgrFactory; |
| import us.jts.fortress.AccessMgr; |
| import us.jts.fortress.AccessMgrFactory; |
| import us.jts.fortress.SecurityException; |
| import us.jts.fortress.GlobalErrIds; |
| import us.jts.fortress.rbac.User; |
| import us.jts.fortress.rbac.Role; |
| import us.jts.fortress.rbac.Session; |
| import us.jts.sentry.tomcat.TcPrincipal; |
| import us.jts.fortress.util.attr.VUtil; |
| import us.jts.fortress.util.time.CUtil; |
| import org.apache.log4j.Level; |
| import org.apache.log4j.Logger; |
| |
| /** |
| * This class is for components that use Websphere and Tomcat Container SPI's to provide |
| * Java EE Security capabilities. These APIs may be called by external programs as needed though the recommended |
| * practice is to use Fortress Core APIs like {@link us.jts.fortress.AccessMgr} and {@link us.jts.fortress.ReviewMgr}. |
| * |
| * @author Shawn McKinney |
| */ |
| public class J2eePolicyMgrImpl implements J2eePolicyMgr |
| { |
| private static final String CLS_NM = J2eePolicyMgrImpl.class.getName(); |
| private static final Logger log = Logger.getLogger(CLS_NM); |
| private static AccessMgr accessMgr; |
| private static ReviewMgr reviewMgr; |
| private static final String SESSION = "session"; |
| |
| static |
| { |
| try |
| { |
| accessMgr = AccessMgrFactory.createInstance(GlobalIds.HOME); |
| reviewMgr = ReviewMgrFactory.createInstance(GlobalIds.HOME); |
| log.info(J2eePolicyMgrImpl.class.getName() + " - Initialized successfully"); |
| } |
| catch (SecurityException se) |
| { |
| String error = CLS_NM + " caught SecurityException=" + se; |
| log.fatal(error); |
| } |
| } |
| |
| |
| /** |
| * Perform user authentication and evaluate password policies. |
| * |
| * @param userId Contains the userid of the user signing on. |
| * @param password Contains the user's password. |
| * @return boolean true if succeeds, false otherwise. |
| * @throws us.jts.fortress.SecurityException |
| * in the event of data validation failure, security policy violation or DAO error. |
| */ |
| @Override |
| public boolean authenticate(String userId, char[] password) |
| throws SecurityException |
| { |
| boolean result = false; |
| Session session = accessMgr.authenticate(userId, password); |
| if (session != null) |
| { |
| result = true; |
| if (log.isEnabledFor(Level.DEBUG)) |
| { |
| log.debug(CLS_NM + ".authenticate userId <" + userId + "> successful"); |
| } |
| } |
| else |
| { |
| if (log.isEnabledFor(Level.DEBUG)) |
| { |
| log.debug(CLS_NM + ".authenticate userId <" + userId + "> failed"); |
| } |
| } |
| |
| return result; |
| } |
| |
| |
| /** |
| * Perform user authentication {@link us.jts.fortress.rbac.User#password} and role activations.<br /> |
| * This method must be called once per user prior to calling other methods within this class. |
| * The successful result is {@link us.jts.fortress.rbac.Session} that contains target user's RBAC {@link User#roles} and Admin role {@link User#adminRoles}.<br /> |
| * In addition to checking user password validity it will apply configured password policy checks {@link us.jts.fortress.rbac.User#pwPolicy}..<br /> |
| * Method may also store parms passed in for audit trail {@link us.jts.fortress.rbac.FortEntity}. |
| * <h4> This API will...</h4> |
| * <ul> |
| * <li> authenticate user password if trusted == false. |
| * <li> perform <a href="http://www.openldap.org/">OpenLDAP</a> <a href="http://tools.ietf.org/html/draft-behera-ldap-password-policy-10/">password policy evaluation</a>. |
| * <li> fail for any user who is locked by OpenLDAP's policies {@link us.jts.fortress.rbac.User#isLocked()}, regardless of trusted flag being set as parm on API. |
| * <li> evaluate temporal {@link us.jts.fortress.util.time.Constraint}(s) on {@link us.jts.fortress.rbac.User}, {@link us.jts.fortress.rbac.UserRole} and {@link us.jts.fortress.rbac.UserAdminRole} entities. |
| * <li> process selective role activations into User RBAC Session {@link User#roles}. |
| * <li> check Dynamic Separation of Duties {@link us.jts.fortress.rbac.DSDChecker#validate(us.jts.fortress.rbac.Session, us.jts.fortress.util.time.Constraint, us.jts.fortress.util.time.Time)} on {@link us.jts.fortress.rbac.User#roles}. |
| * <li> process selective administrative role activations {@link User#adminRoles}. |
| * <li> return a {@link us.jts.fortress.rbac.Session} containing {@link us.jts.fortress.rbac.Session#getUser()}, {@link us.jts.fortress.rbac.Session#getRoles()} and {@link us.jts.fortress.rbac.Session#getAdminRoles()} if everything checks out good. |
| * <li> throw a checked exception that will be {@link us.jts.fortress.SecurityException} or its derivation. |
| * <li> throw a {@link SecurityException} for system failures. |
| * <li> throw a {@link us.jts.fortress.PasswordException} for authentication and password policy violations. |
| * <li> throw a {@link us.jts.fortress.ValidationException} for data validation errors. |
| * <li> throw a {@link us.jts.fortress.FinderException} if User id not found. |
| * </ul> |
| * <h4> |
| * The function is valid if and only if: |
| * </h4> |
| * <ul> |
| * <li> the user is a member of the USERS data set |
| * <li> the password is supplied (unless trusted). |
| * <li> the (optional) active role set is a subset of the roles authorized for that user. |
| * </ul> |
| * <h4> |
| * The following attributes may be set when calling this method |
| * </h4> |
| * <ul> |
| * <li> {@link us.jts.fortress.rbac.User#userId} - required |
| * <li> {@link us.jts.fortress.rbac.User#password} |
| * <li> {@link us.jts.fortress.rbac.User#roles} contains a list of RBAC role names authorized for user and targeted for activation within this session. Default is all authorized RBAC roles will be activated into this Session. |
| * <li> {@link us.jts.fortress.rbac.User#adminRoles} contains a list of Admin role names authorized for user and targeted for activation. Default is all authorized ARBAC roles will be activated into this Session. |
| * <li> {@link User#props} collection of name value pairs collected on behalf of User during signon. For example hostname:myservername or ip:192.168.1.99 |
| * </ul> |
| * <h4> |
| * Notes: |
| * </h4> |
| * <ul> |
| * <li> roles that violate Dynamic Separation of Duty Relationships will not be activated into session. |
| * <li> role activations will proceed in same order as supplied to User entity setter, see {@link us.jts.fortress.rbac.User#setRole(String)}. |
| * </ul> |
| * </p> |
| * |
| * @param userId maps to {@link us.jts.fortress.rbac.User#userId}. |
| * @param password maps to {@link us.jts.fortress.rbac.User#password}. |
| * @return TcPrincipal which contains the User's RBAC Session data formatted into a java.security.Principal that is used by Tomcat runtime. |
| * @throws us.jts.fortress.SecurityException |
| * in the event of data validation failure, security policy violation or DAO error. |
| */ |
| @Override |
| public TcPrincipal createSession(String userId, char[] password) |
| throws SecurityException |
| { |
| Session session = accessMgr.createSession(new User(userId, password), false); |
| if (log.isEnabledFor(Level.DEBUG)) |
| { |
| log.debug(CLS_NM + ".createSession userId <" + userId + "> successful"); |
| } |
| HashMap<String, Session> context = new HashMap<String, Session>(); |
| context.put(SESSION, session); |
| return new TcPrincipal(userId, context); |
| } |
| |
| |
| /** |
| * Perform user authentication {@link us.jts.fortress.rbac.User#password} and role activations.<br /> |
| * This method must be called once per user prior to calling other methods within this class. |
| * The successful result is {@link us.jts.fortress.rbac.Session} that contains target user's RBAC {@link User#roles} and Admin role {@link User#adminRoles}.<br /> |
| * In addition to checking user password validity it will apply configured password policy checks {@link us.jts.fortress.rbac.User#pwPolicy}..<br /> |
| * Method may also store parms passed in for audit trail {@link us.jts.fortress.rbac.FortEntity}. |
| * <h4> This API will...</h4> |
| * <ul> |
| * <li> authenticate user password if trusted == false. |
| * <li> perform <a href="http://www.openldap.org/">OpenLDAP</a> <a href="http://tools.ietf.org/html/draft-behera-ldap-password-policy-10/">password policy evaluation</a>. |
| * <li> fail for any user who is locked by OpenLDAP's policies {@link us.jts.fortress.rbac.User#isLocked()}, regardless of trusted flag being set as parm on API. |
| * <li> evaluate temporal {@link us.jts.fortress.util.time.Constraint}(s) on {@link us.jts.fortress.rbac.User}, {@link us.jts.fortress.rbac.UserRole} and {@link us.jts.fortress.rbac.UserAdminRole} entities. |
| * <li> process selective role activations into User RBAC Session {@link User#roles}. |
| * <li> check Dynamic Separation of Duties {@link us.jts.fortress.rbac.DSDChecker#validate(us.jts.fortress.rbac.Session, us.jts.fortress.util.time.Constraint, us.jts.fortress.util.time.Time)} on {@link us.jts.fortress.rbac.User#roles}. |
| * <li> process selective administrative role activations {@link User#adminRoles}. |
| * <li> return a {@link us.jts.fortress.rbac.Session} containing {@link us.jts.fortress.rbac.Session#getUser()}, {@link us.jts.fortress.rbac.Session#getRoles()} and {@link us.jts.fortress.rbac.Session#getAdminRoles()} if everything checks out good. |
| * <li> throw a checked exception that will be {@link us.jts.fortress.SecurityException} or its derivation. |
| * <li> throw a {@link SecurityException} for system failures. |
| * <li> throw a {@link us.jts.fortress.PasswordException} for authentication and password policy violations. |
| * <li> throw a {@link us.jts.fortress.ValidationException} for data validation errors. |
| * <li> throw a {@link us.jts.fortress.FinderException} if User id not found. |
| * </ul> |
| * <h4> |
| * The function is valid if and only if: |
| * </h4> |
| * <ul> |
| * <li> the user is a member of the USERS data set |
| * <li> the password is supplied (unless trusted). |
| * <li> the (optional) active role set is a subset of the roles authorized for that user. |
| * </ul> |
| * <h4> |
| * The following attributes may be set when calling this method |
| * </h4> |
| * <ul> |
| * <li> {@link us.jts.fortress.rbac.User#userId} - required |
| * <li> {@link us.jts.fortress.rbac.User#password} |
| * <li> {@link us.jts.fortress.rbac.User#roles} contains a list of RBAC role names authorized for user and targeted for activation within this session. Default is all authorized RBAC roles will be activated into this Session. |
| * <li> {@link us.jts.fortress.rbac.User#adminRoles} contains a list of Admin role names authorized for user and targeted for activation. Default is all authorized ARBAC roles will be activated into this Session. |
| * <li> {@link us.jts.fortress.rbac.User#props} collection of name value pairs collected on behalf of User during signon. For example hostname:myservername or ip:192.168.1.99 |
| * </ul> |
| * <h4> |
| * Notes: |
| * </h4> |
| * <ul> |
| * <li> roles that violate Dynamic Separation of Duty Relationships will not be activated into session. |
| * <li> role activations will proceed in same order as supplied to User entity setter, see {@link us.jts.fortress.rbac.User#setRole(String)}. |
| * </ul> |
| * </p> |
| * |
| * @param user Contains {@link us.jts.fortress.rbac.User#userId}, {@link us.jts.fortress.rbac.User#password} (optional if {@code isTrusted} is 'true'), optional {@link us.jts.fortress.rbac.User#roles}, optional {@link us.jts.fortress.rbac.User#adminRoles} |
| * @param isTrusted if true password is not required. |
| * @return Session object will contain authentication result code {@link us.jts.fortress.rbac.Session#errorId}, RBAC role activations {@link us.jts.fortress.rbac.Session#getRoles()}, Admin Role activations {@link us.jts.fortress.rbac.Session#getAdminRoles()},OpenLDAP pw policy codes {@link us.jts.fortress.rbac.Session#warningId}, {@link us.jts.fortress.rbac.Session#expirationSeconds}, {@link us.jts.fortress.rbac.Session#graceLogins} and more. |
| * @throws us.jts.fortress.SecurityException |
| * in the event of data validation failure, security policy violation or DAO error. |
| */ |
| @Override |
| public Session createSession(User user, boolean isTrusted) |
| throws SecurityException |
| { |
| if (log.isDebugEnabled()) |
| { |
| log.debug(CLS_NM + ".createSession userId <" + user.getUserId() + "> "); |
| } |
| return accessMgr.createSession(user, isTrusted); |
| } |
| |
| |
| /** |
| * Determine if given Role is contained within User's Tomcat Principal object. This method does not need to hit |
| * the ldap server as the User's activated Roles are loaded into {@link us.jts.sentry.tomcat.TcPrincipal#setContext(java.util.HashMap)} |
| * |
| * @param principal Contains User's Tomcat RBAC Session data that includes activated Roles. |
| * @param roleName Maps to {@link us.jts.fortress.rbac.Role#name}. |
| * @return True if Role is found in TcPrincipal, false otherwise. |
| * @throws us.jts.fortress.SecurityException |
| * data validation failure or system error.. |
| */ |
| @Override |
| public boolean hasRole(Principal principal, String roleName) |
| throws SecurityException |
| { |
| String fullMethodName = CLS_NM + ".hasRole"; |
| if (log.isDebugEnabled()) |
| { |
| log.debug(fullMethodName + " userId <" + principal.getName() + "> role <" + roleName + ">"); |
| } |
| |
| // Fail closed |
| boolean result = false; |
| |
| // Principal must contain a HashMap that contains a Fortress session object. |
| HashMap<String, Session> context = ((TcPrincipal) principal).getContext(); |
| VUtil.assertNotNull(context, GlobalErrIds.SESS_CTXT_NULL, fullMethodName); |
| |
| // This Map must contain a Fortress Session: |
| Session session = context.get(SESSION); |
| VUtil.assertNotNull(session, GlobalErrIds.USER_SESS_NULL, fullMethodName); |
| |
| // Check User temporal constraints in the Session: |
| CUtil.validateConstraints(session, CUtil.ConstraintType.USER, false); |
| // Check Roles temporal constraints; don't check DSD: |
| CUtil.validateConstraints(session, CUtil.ConstraintType.ROLE, false); |
| // Get the set of authorized roles from the Session: |
| Set<String> authZRoles = accessMgr.authorizedRoles(session); |
| if (authZRoles != null && authZRoles.size() > 0) |
| { |
| // Does the set of authorized roles contain a name matched to the one passed in? |
| if (authZRoles.contains(roleName)) |
| { |
| // Yes, we have a match. |
| if (log.isEnabledFor(Level.DEBUG)) |
| { |
| log.debug(fullMethodName + " userId <" + principal.getName() + "> role <" + roleName + "> successful"); |
| } |
| result = true; |
| } |
| else |
| { |
| if (log.isEnabledFor(Level.DEBUG)) |
| { |
| // User is not authorized in their Session.. |
| log.debug(fullMethodName + " userId <" + principal.getName() + "> is not authorized role <" + roleName + ">"); |
| } |
| } |
| } |
| else |
| { |
| // User does not have any authorized Roles in their Session.. |
| log.info(fullMethodName + " userId <" + principal.getName() + "> has no authorized roles"); |
| } |
| return result; |
| } |
| |
| |
| /** |
| * Method reads Role entity from the role container in directory. |
| * |
| * @param roleName maps to {@link us.jts.fortress.rbac.Role#name}, to be read. |
| * @return Role entity that corresponds with role name. |
| * @throws us.jts.fortress.SecurityException |
| * will be thrown if role not found or system error occurs. |
| */ |
| @Override |
| public Role readRole(String roleName) |
| throws SecurityException |
| { |
| return reviewMgr.readRole(new Role(roleName)); |
| } |
| |
| |
| /** |
| * Search for Roles assigned to given User. |
| * |
| * @param searchString Maps to {@link us.jts.fortress.rbac.User#userId}. |
| * @param limit controls the size of ldap result set returned. |
| * @return List of type String containing the {@link us.jts.fortress.rbac.Role#name} of all assigned Roles. |
| * @throws us.jts.fortress.SecurityException |
| * in the event of data validation failure or DAO error. |
| */ |
| @Override |
| public List<String> searchRoles(String searchString, int limit) |
| throws SecurityException |
| { |
| return reviewMgr.findRoles(searchString, limit); |
| } |
| |
| |
| /** |
| * Method returns matching User entity that is contained within the people container in the directory. |
| * |
| * @param userId maps to {@link us.jts.fortress.rbac.User#userId} that matches record in the directory. userId is globally unique in |
| * people container. |
| * @return entity containing matching user data. |
| * @throws SecurityException if record not found or system error occurs. |
| */ |
| @Override |
| public User readUser(String userId) |
| throws SecurityException |
| { |
| return reviewMgr.readUser(new User(userId)); |
| } |
| |
| |
| /** |
| * Return a list of type String of all users in the people container that match the userId field passed in User entity. |
| * This method is used by the Websphere sentry component. The max number of returned users may be set by the integer limit arg. |
| * |
| * @param searchString contains all or some leading chars that correspond to users stored in the directory. |
| * @param limit integer value sets the max returned records. |
| * @return List of type String containing matching userIds. |
| * @throws SecurityException in the event of system error. |
| */ |
| @Override |
| public List<String> searchUsers(String searchString, int limit) |
| throws SecurityException |
| { |
| return reviewMgr.findUsers(new User(searchString), limit); |
| } |
| |
| |
| /** |
| * This function returns the set of users assigned to a given role. The function is valid if and |
| * only if the role is a member of the ROLES data set. |
| * The max number of users returned is constrained by limit argument. |
| * This method is used by the Websphere sentry component. This method does NOT use hierarchical rbac. |
| * |
| * @param roleName maps to {@link us.jts.fortress.rbac.Role#name} of Role entity assigned to user. |
| * @param limit integer value sets the max returned records. |
| * @return List of type String containing userIds assigned to a particular role. |
| * @throws us.jts.fortress.SecurityException |
| * in the event of data validation or system error. |
| */ |
| @Override |
| public List<String> assignedUsers(String roleName, int limit) |
| throws SecurityException |
| { |
| return reviewMgr.assignedUsers(new Role(roleName), limit); |
| } |
| |
| |
| /** |
| * This function returns the set of roles authorized for a given user. The function is valid if |
| * and only if the user is a member of the USERS data set. |
| * |
| * @param userId maps to {@link us.jts.fortress.rbac.User#userId} matching User entity stored in the directory. |
| * @return Set of type String containing the roles assigned and roles inherited. |
| * @throws SecurityException If user not found or system error occurs. |
| */ |
| @Override |
| public List<String> authorizedRoles(String userId) |
| throws SecurityException |
| { |
| List<String> list = null; |
| // This will check temporal constraints on User and Roles. |
| Session session = createSession(new User(userId), true); |
| // Get the Set of authorized Roles. |
| Set<String> authZRoleSet = accessMgr.authorizedRoles(session); |
| // If User has authorized roles. |
| if (authZRoleSet != null && authZRoleSet.size() > 0) |
| { |
| // Convert the Set into a List before returning: |
| list = new ArrayList<String>(authZRoleSet); |
| } |
| return list; |
| } |
| } |
| |