be.fedict.hsm.model.security.SecurityAuditGeneratorBean.java Source code

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Here is the source code for be.fedict.hsm.model.security.SecurityAuditGeneratorBean.java

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/*
 * HSM Proxy Project.
 * Copyright (C) 2013 FedICT.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License version
 * 3.0 as published by the Free Software Foundation.
 *
 * This software 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, see 
 * http://www.gnu.org/licenses/.
 */

package be.fedict.hsm.model.security;

import java.security.cert.CertificateEncodingException;
import java.security.cert.X509Certificate;

import javax.ejb.Stateless;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.security.jacc.PolicyContext;
import javax.security.jacc.PolicyContextException;
import javax.servlet.http.HttpServletRequest;

import org.apache.commons.codec.digest.DigestUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import be.fedict.hsm.entity.SecurityAuditEntity;
import be.fedict.hsm.entity.SecurityEvent;

@Stateless
@SecurityFunction("SF.AUDIT")
public class SecurityAuditGeneratorBean {

    private static final Log LOG = LogFactory.getLog(SecurityAuditGeneratorBean.class);

    @PersistenceContext
    private EntityManager entityManager;

    public void webServiceAuthenticationError() {
        LOG.debug("web service authentication error");
        String hostIdentifier = getHostIdentifier();
        SecurityAuditEntity securityAuditEntity = new SecurityAuditEntity(SecurityEvent.AUTHN_WS, hostIdentifier,
                null, false);
        this.entityManager.persist(securityAuditEntity);
    }

    private String getHostIdentifier() {
        HttpServletRequest httpServletRequest;
        try {
            httpServletRequest = (HttpServletRequest) PolicyContext
                    .getContext("javax.servlet.http.HttpServletRequest");
        } catch (PolicyContextException e) {
            LOG.debug("JACC error: " + e.getMessage());
            return null;
        }
        String hostIdentifier = httpServletRequest.getRemoteHost();
        return hostIdentifier;
    }

    private String getSubjectIdentifier(X509Certificate subjectCertificate) {
        try {
            String subjectIdentifier = getSubjectIdentifier(subjectCertificate.getEncoded());
            return subjectIdentifier;
        } catch (CertificateEncodingException e) {
            LOG.debug("X509 encoding error: " + e.getMessage());
            return null;
        }
    }

    private String getSubjectIdentifier(byte[] encodedSubjectCertificate) {
        String subjectIdentifier = DigestUtils.sha1Hex(encodedSubjectCertificate);
        return subjectIdentifier;
    }

    public void webServiceAuthenticationError(X509Certificate subjectCertificate) {
        String hostIdentifier = getHostIdentifier();
        String subjectIdentifier = getSubjectIdentifier(subjectCertificate);
        SecurityAuditEntity securityAuditEntity = new SecurityAuditEntity(SecurityEvent.AUTHN_WS, hostIdentifier,
                subjectIdentifier, false);
        this.entityManager.persist(securityAuditEntity);
    }

    public void webServiceAuthenticationError(byte[] encodedSubjectCertificate) {
        String hostIdentifier = getHostIdentifier();
        String subjectIdentifier = getSubjectIdentifier(encodedSubjectCertificate);
        SecurityAuditEntity securityAuditEntity = new SecurityAuditEntity(SecurityEvent.AUTHN_WS, hostIdentifier,
                subjectIdentifier, false);
        this.entityManager.persist(securityAuditEntity);
    }

    public void webServiceAuthenticationError(String subjectIdentifier) {
        String hostIdentifier = getHostIdentifier();
        SecurityAuditEntity securityAuditEntity = new SecurityAuditEntity(SecurityEvent.AUTHN_WS, hostIdentifier,
                subjectIdentifier, false);
        this.entityManager.persist(securityAuditEntity);
    }

    public void adminAuthenticationError(String subjectIdentifier) {
        String hostIdentifier = getHostIdentifier();
        SecurityAuditEntity securityAuditEntity = new SecurityAuditEntity(SecurityEvent.AUTHN_ADMIN, hostIdentifier,
                subjectIdentifier, false);
        this.entityManager.persist(securityAuditEntity);
    }

    public void adminAuthenticationError(X509Certificate clientCertificate) {
        String subjectIdentifier = getSubjectIdentifier(clientCertificate);
        String hostIdentifier = getHostIdentifier();
        SecurityAuditEntity securityAuditEntity = new SecurityAuditEntity(SecurityEvent.AUTHN_ADMIN, hostIdentifier,
                subjectIdentifier, false);
        this.entityManager.persist(securityAuditEntity);
    }

    public void adminAuthenticationError() {
        String hostIdentifier = getHostIdentifier();
        SecurityAuditEntity securityAuditEntity = new SecurityAuditEntity(SecurityEvent.AUTHN_ADMIN, hostIdentifier,
                null, false);
        this.entityManager.persist(securityAuditEntity);
    }
}