diff options
Diffstat (limited to 'base/common/src/com/netscape/certsrv/acls')
-rw-r--r-- | base/common/src/com/netscape/certsrv/acls/ACLInterceptor.java | 154 | ||||
-rw-r--r-- | base/common/src/com/netscape/certsrv/acls/ACLMapping.java | 31 |
2 files changed, 185 insertions, 0 deletions
diff --git a/base/common/src/com/netscape/certsrv/acls/ACLInterceptor.java b/base/common/src/com/netscape/certsrv/acls/ACLInterceptor.java new file mode 100644 index 000000000..bcb0b80a2 --- /dev/null +++ b/base/common/src/com/netscape/certsrv/acls/ACLInterceptor.java @@ -0,0 +1,154 @@ +//--- BEGIN COPYRIGHT BLOCK --- +//This program is free software; you can redistribute it and/or modify +//it under the terms of the GNU General Public License as published by +//the Free Software Foundation; version 2 of the License. +// +//This program is distributed in the hope that it will be useful, +//but WITHOUT ANY WARRANTY; without even the implied warranty of +//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +//GNU General Public License for more details. +// +//You should have received a copy of the GNU General Public License along +//with this program; if not, write to the Free Software Foundation, Inc., +//51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. +// +//(C) 2012 Red Hat, Inc. +//All rights reserved. +//--- END COPYRIGHT BLOCK --- +package com.netscape.certsrv.acls; + +import java.io.IOException; +import java.lang.reflect.Method; +import java.net.URL; +import java.security.Principal; +import java.util.Properties; + +import javax.servlet.ServletContext; +import javax.ws.rs.WebApplicationException; +import javax.ws.rs.core.Context; +import javax.ws.rs.core.Response; +import javax.ws.rs.core.SecurityContext; +import javax.ws.rs.ext.Provider; + +import org.jboss.resteasy.annotations.interception.Precedence; +import org.jboss.resteasy.annotations.interception.ServerInterceptor; +import org.jboss.resteasy.core.ResourceMethod; +import org.jboss.resteasy.core.ServerResponse; +import org.jboss.resteasy.spi.Failure; +import org.jboss.resteasy.spi.HttpRequest; +import org.jboss.resteasy.spi.interception.PreProcessInterceptor; + +import com.netscape.certsrv.apps.CMS; +import com.netscape.certsrv.authentication.IAuthToken; +import com.netscape.certsrv.authorization.AuthzToken; +import com.netscape.certsrv.authorization.EAuthzAccessDenied; +import com.netscape.certsrv.authorization.IAuthzSubsystem; +import com.netscape.certsrv.base.EBaseException; +import com.netscape.cmscore.realm.PKIPrincipal; + + +/** + * @author Endi S. Dewata + */ +@Provider +@ServerInterceptor +@Precedence("SECURITY") +public class ACLInterceptor implements PreProcessInterceptor { + + Properties authProperties; + + @Context + ServletContext servletContext; + + @Context + SecurityContext securityContext; + + public synchronized void loadAuthProperties() throws IOException { + + if (authProperties != null) return; + + URL url = servletContext.getResource("/WEB-INF/auth.properties"); + authProperties = new Properties(); + authProperties.load(url.openStream()); + } + + @Override + public ServerResponse preProcess( + HttpRequest request, + ResourceMethod resourceMethod + ) throws Failure, WebApplicationException { + + // Get ACL mapping for the method. + Method method = resourceMethod.getMethod(); + ACLMapping aclMapping = method.getAnnotation(ACLMapping.class); + + // If not available, get ACL mapping for the class. + if (aclMapping == null) { + Class<?> clazz = method.getDeclaringClass(); + aclMapping = clazz.getAnnotation(ACLMapping.class); + } + + // If still not available, it's unprotected, allow request. + if (aclMapping == null) return null; + + Principal principal = securityContext.getUserPrincipal(); + + // If unauthenticated, reject request. + if (principal == null) { + throw new WebApplicationException(Response.Status.FORBIDDEN); + } + + // If unrecognized principal, reject request. + if (!(principal instanceof PKIPrincipal)) { + throw new WebApplicationException(Response.Status.FORBIDDEN); + } + + PKIPrincipal pkiPrincipal = (PKIPrincipal)principal; + IAuthToken authToken = pkiPrincipal.getAuthToken(); + + // If missing auth token, reject request. + if (authToken == null) { + throw new WebApplicationException(Response.Status.FORBIDDEN); + } + + try { + loadAuthProperties(); + + String name = aclMapping.value(); + String value = authProperties.getProperty(name); + + // If no property defined, allow request. + if (value == null) return null; + + String values[] = value.split(","); + + // If invalid mapping, reject request. + if (values.length != 2) { + throw new WebApplicationException(Response.Status.FORBIDDEN); + } + + // Check authorization. + IAuthzSubsystem mAuthz = (IAuthzSubsystem) CMS.getSubsystem(CMS.SUBSYSTEM_AUTHZ); + AuthzToken authzToken = mAuthz.authorize( + "DirAclAuthz", + authToken, + values[0], // resource + values[1]); // operation + + // If not authorized, reject request. + if (authzToken == null) { + throw new WebApplicationException(Response.Status.FORBIDDEN); + } + + } catch (EAuthzAccessDenied e) { + throw new WebApplicationException(Response.Status.FORBIDDEN); + + } catch (IOException|EBaseException e) { + e.printStackTrace(); + throw new Failure(e); + } + + // Allow request. + return null; + } +} diff --git a/base/common/src/com/netscape/certsrv/acls/ACLMapping.java b/base/common/src/com/netscape/certsrv/acls/ACLMapping.java new file mode 100644 index 000000000..a78ffaee0 --- /dev/null +++ b/base/common/src/com/netscape/certsrv/acls/ACLMapping.java @@ -0,0 +1,31 @@ +// --- BEGIN COPYRIGHT BLOCK --- +// This program is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; version 2 of the License. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License along +// with this program; if not, write to the Free Software Foundation, Inc., +// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. +// +// (C) 2012 Red Hat, Inc. +// All rights reserved. +// --- END COPYRIGHT BLOCK --- + +package com.netscape.certsrv.acls; + +import java.lang.annotation.Retention; +import java.lang.annotation.RetentionPolicy; + + +/** + * @author Endi S. Dewata + */ +@Retention(RetentionPolicy.RUNTIME) +public @interface ACLMapping { + public String value(); +} |