gov.nih.nci.cacisweb.action.SecureFTPAction.java Source code

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Here is the source code for gov.nih.nci.cacisweb.action.SecureFTPAction.java

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/**
 * Copyright 5AM Solutions Inc
 * Copyright SemanticBits LLC
 * Copyright AgileX Technologies, Inc
 * Copyright Ekagra Software Technologies Ltd
 *
 * Distributed under the OSI-approved BSD 3-Clause License.
 * See http://ncip.github.com/cacis/LICENSE.txt for details.
 */
package gov.nih.nci.cacisweb.action;

import gov.nih.nci.cacisweb.CaCISWebConstants;
import gov.nih.nci.cacisweb.exception.KeystoreInstantiationException;
import gov.nih.nci.cacisweb.exception.PropFileAndKeystoreOutOfSyncException;
import gov.nih.nci.cacisweb.model.SecureFTPModel;
import gov.nih.nci.cacisweb.util.CaCISUtil;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.security.KeyStore;
import java.security.cert.X509Certificate;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.List;
import java.util.Properties;

import org.apache.commons.configuration.PropertiesConfiguration;
import org.apache.commons.lang.StringUtils;
import org.apache.log4j.Logger;

import com.opensymphony.xwork2.ActionSupport;

public class SecureFTPAction extends ActionSupport {

    private static final Logger log = Logger.getLogger(SecureFTPAction.class);

    private static final long serialVersionUID = 1L;

    private List<SecureFTPModel> secureFTPRecepientList;

    private SecureFTPModel secureFTPBean;

    @Override
    public String input() throws Exception {
        log.debug("input() - START");
        secureFTPRecepientList = new ArrayList<SecureFTPModel>();
        String secureFTPPropertyFileLocation = CaCISUtil
                .getProperty(CaCISWebConstants.COM_PROPERTY_NAME_SECFTP_PROPERTIES_FILE_LOCATION);
        String secureFTPKeystoreLocation = CaCISUtil.getPropertyFromPropertiesFile(secureFTPPropertyFileLocation,
                CaCISUtil.getProperty(CaCISWebConstants.COM_PROPERTY_NAME_SECFTP_TRUSTSTORE_LOCATION_PROP_NAME));
        String secureFTPKeystorePassword = CaCISUtil.getPropertyFromPropertiesFile(secureFTPPropertyFileLocation,
                CaCISUtil.getProperty(CaCISWebConstants.COM_PROPERTY_NAME_SECFTP_TRUSTSTORE_PASSWORD_PROP_NAME));

        CaCISUtil caCISUtil = new CaCISUtil();
        String propertyFileLocation = CaCISUtil
                .getProperty(CaCISWebConstants.COM_PROPERTY_NAME_SECFTP_CONFIG_FILE_LOCATION);

        try {
            caCISUtil.isPropertyFileAndKeystoreInSync(propertyFileLocation, secureFTPKeystoreLocation,
                    CaCISWebConstants.COM_KEYSTORE_TYPE_JKS, secureFTPKeystorePassword);
        } catch (PropFileAndKeystoreOutOfSyncException e) {
            if (!StringUtils.contains(e.getMessage(), "sftp")) {
                log.error(e.getMessage());
                addActionError(e.getMessage());
            }
        }

        try {
            KeyStore keystore = caCISUtil.getKeystore(secureFTPKeystoreLocation,
                    CaCISWebConstants.COM_KEYSTORE_TYPE_JKS, secureFTPKeystorePassword);
            // // List the aliases
            // Enumeration<String> enumeration = keystore.aliases();
            Properties configFile = new Properties();
            InputStream is = new FileInputStream(propertyFileLocation);
            configFile.load(is);
            is.close();
            Enumeration<Object> enumeration = configFile.keys();
            // while (enumeration.hasMoreElements()) {
            // String alias = (String) enumeration.nextElement();
            // X509Certificate x509Certificate = (X509Certificate) keystore.getCertificate(alias);
            // SecureFTPModel secureFTPModel = new SecureFTPModel();
            // secureFTPModel.setCertificateAlias(alias);
            // secureFTPModel.setCertificateDN(x509Certificate.getSubjectDN().toString());
            // secureFTPRecepientList.add(secureFTPModel);
            // log.debug("Alias: " + alias + " DN: " + x509Certificate.getSubjectDN().getName());
            // }
            while (enumeration.hasMoreElements()) {
                String alias = (String) enumeration.nextElement();
                X509Certificate x509Certificate = (X509Certificate) keystore.getCertificate(alias);
                String distinguishedName = "";
                if (x509Certificate != null) {
                    distinguishedName = x509Certificate.getSubjectDN().toString();
                }
                SecureFTPModel secureFTPModel = new SecureFTPModel();
                secureFTPModel.setCertificateAlias(alias);
                secureFTPModel.setCertificateDN(distinguishedName);
                secureFTPRecepientList.add(secureFTPModel);
                log.debug("Alias: " + alias + " DN: " + distinguishedName);
            }

            caCISUtil.releaseKeystore();
        } catch (KeystoreInstantiationException kie) {
            log.error(kie.getMessage());
            addActionError(getText("exception.keystoreInstantiation"));
            return ERROR;
        }
        log.debug("input() - END");
        return INPUT;
    }

    /**
     * 
     * @return
     * @throws Exception
     */
    public String delete() throws Exception {
        log.debug("delete() - START");
        String secureFTPPropertyFileLocation = CaCISUtil
                .getProperty(CaCISWebConstants.COM_PROPERTY_NAME_SECFTP_PROPERTIES_FILE_LOCATION);
        String secureFTPKeystoreLocation = CaCISUtil.getPropertyFromPropertiesFile(secureFTPPropertyFileLocation,
                CaCISUtil.getProperty(CaCISWebConstants.COM_PROPERTY_NAME_SECFTP_TRUSTSTORE_LOCATION_PROP_NAME));
        String secureFTPKeystorePassword = CaCISUtil.getPropertyFromPropertiesFile(secureFTPPropertyFileLocation,
                CaCISUtil.getProperty(CaCISWebConstants.COM_PROPERTY_NAME_SECFTP_TRUSTSTORE_PASSWORD_PROP_NAME));
        try {
            CaCISUtil caCISUtil = new CaCISUtil();
            KeyStore keystore = caCISUtil.getKeystore(secureFTPKeystoreLocation,
                    CaCISWebConstants.COM_KEYSTORE_TYPE_JKS, secureFTPKeystorePassword);
            caCISUtil.releaseKeystore();
            // Delete the certificate
            keystore.deleteEntry(secureFTPBean.getCertificateAlias());

            // Save the new keystore contents
            FileOutputStream out = new FileOutputStream(new File(secureFTPKeystoreLocation));
            keystore.store(out, secureFTPKeystorePassword.toCharArray());
            out.close();

            // delete the entry from FTP configuration properties file
            PropertiesConfiguration config = new PropertiesConfiguration(
                    CaCISUtil.getProperty(CaCISWebConstants.COM_PROPERTY_NAME_SECFTP_CONFIG_FILE_LOCATION));
            config.clearProperty(secureFTPBean.getCertificateAlias());
            config.save();
        } catch (KeystoreInstantiationException kie) {
            log.error(kie.getMessage());
            addActionError(getText("exception.keystoreInstantiation"));
            return ERROR;
        }
        addActionMessage(getText("secureFTPBean.deleteCertificateSuccessful"));
        log.debug("delete() - END");
        return SUCCESS;
    }

    public List<SecureFTPModel> getSecureFTPRecepientList() {
        return secureFTPRecepientList;
    }

    public void setSecureFTPRecepientList(List<SecureFTPModel> secureFTPRecepientList) {
        this.secureFTPRecepientList = secureFTPRecepientList;
    }

    public SecureFTPModel getSecureFTPBean() {
        return secureFTPBean;
    }

    public void setSecureFTPBean(SecureFTPModel secureFTPBean) {
        this.secureFTPBean = secureFTPBean;
    };

}