Package com.cron.job.BlackList

Source Code of com.cron.job.BlackList.ImportDB

/**
*  Copyright 2011 Marco Berri - marcoberri@gmail.com
*
*  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.
**/
package com.cron.job.BlackList;

import com.utils.BigFile;
import java.io.File;
import java.io.IOException;
import java.sql.SQLException;
import java.sql.Statement;
import org.quartz.JobExecutionContext;
import org.quartz.JobExecutionException;
import com.utils.DateTimeUtil;
import com.utils.StringUtil;

/**
* - Scarica le info da http://www.dnsbl.manitu.net/download/nixspam-ip.dump.gz in una cartella temporanea settata nelle conf<br/>
* - Scarica anche da http://spam-ip.com/csv_dump/spam-ip.com_03-02-2011.csv<br/>
* - Volendo ma da implementare può scaricare anche da  http://urlblacklist.com/cgi-bin/commercialdownload.pl?type=download&file=bigblacklist<br/>
* - Elimina il contenuto della tabella blacklist.<br/>
* - Elabora il file scaricato e inserisce nella tabella blacklist gli ip trovati nel file di testo precedente.<br/>
*<br/>
* @author Marco Berri marcoberri@gmail.com
*/
public class ImportDB extends com.cron.job.Base {

    /**
     *
     * @param context
     * @throws JobExecutionException
     */
    @Override
    public void execute(JobExecutionContext context) throws JobExecutionException {

        super.execute(context);

        debug("Start execute job " + this.getClass().getName());

        try {


            //scarico il file
            String name = "nixspam-ip.dump.gz";
            String f = this.path_app_root + "/" + this.properties.get("dir") + "/";
            try {
                org.apache.commons.io.FileUtils.forceMkdir(new File(f));
            } catch (IOException ex) {
                fatal("IOException", ex);
            }
            f += "/" + name;
            String url = "http://www.dnsbl.manitu.net/download/" + name;

            debug("(1) - start download: " + url);
            com.utils.HttpUtil.downloadData(url, f);
            com.utils.IOUtil.unzip(f, f.replace(".gz", ""));

            File file_to_read = new File(f.replaceAll(".gz", ""));

            BigFile lines = null;

            try {
                lines = new BigFile(file_to_read.toString());
            } catch (Exception e) {
                fatal("Excpetion", e);
                return;
            }

            try {

                Statement stat = conn_url.createStatement();
                stat.executeUpdate(properties.get("query_delete"));
                stat.close();
            } catch (SQLException e) {
                fatal("SQLException", e);

            }


            try {
                conn_url.setAutoCommit(false);
            } catch (SQLException e) {
                fatal("SQLException", e);
            }


            boolean ok = true;
            int i = 0;
            for (String line : lines) {
                if (StringUtil.isEmpty(line) || line.indexOf(" ") == -1) {
                    continue;
                }
                //eseguo la insert
                try {
                    line = line.substring(line.indexOf(" "));
                    line = line.trim();
                    if (getIPException(line)) {
                        continue;
                    }
                    Statement stat = this.conn_url.createStatement();
                    stat.executeUpdate("insert into blacklist(url) values('" + line + "')");
                    stat.close();
                    i++;
                } catch (SQLException e) {
                    fatal("SQLException", e);
                    try {
                        conn_url.rollback();
                    } catch (SQLException ex) {
                        fatal("SQLException", ex);
                    }
                    ok = false;
                    break;
                }


            }


            //elimino il file originale per risparmiare spazio su disco
            boolean del = file_to_read.delete();
            debug("File " + file_to_read + " del:" + del);





            //altro file da scaricare...



            //scarico il file
            name = "spam-ip.com_" + DateTimeUtil.getNowWithFormat("MM-dd-yyyy") + ".csv";
            f = this.path_app_root + "/" + this.properties.get("dir") + "/";
            org.apache.commons.io.FileUtils.forceMkdir(new File(f));
            f += "/" + name;
            url = "http://spam-ip.com/csv_dump/" + name;

            debug("(2) - start download: " + url);
            com.utils.HttpUtil.downloadData(url, f);

            file_to_read = new File(f);
            try {
                lines = new BigFile(file_to_read.toString());
            } catch (Exception e) {
                fatal("Exception", e);
                return;
            }

            try {
                conn_url.setAutoCommit(false);
            } catch (SQLException e) {
                fatal("SQLException", e);
            }


            ok = true;
            for (String line : lines) {

                if (StringUtil.isEmpty(line) || line.indexOf(" ") == -1) {
                    continue;
                }
                //eseguo la insert
                try {

                    line = line.split(",")[1];
                    line = line.trim();
                    if (getIPException(line)) {
                        continue;
                    }
                    Statement stat = this.conn_url.createStatement();
                    stat.executeUpdate("insert into blacklist(url) values('" + line + "')");
                    stat.close();
                    i++;
                } catch (SQLException e) {
                    fatal("SQLException", e);
                    try {
                        conn_url.rollback();
                    } catch (SQLException ex) {
                        fatal("SQLException", ex);
                    }
                    ok = false;
                    break;
                }


            }

            //elimino il file originale per risparmiare spazio su disco
            del = file_to_read.delete();
            debug("File " + file_to_read + " del:" + del);


            if (ok) {
                debug("Import della BlackList Concluso tot righe: " + i);

                try {
                    conn_url.commit();
                } catch (SQLException e) {
                    fatal("SQLException", e);
                }
            } else {
                fatal("Problemi con la Blacklist");
            }

            try {

                conn_url.setAutoCommit(true);
            } catch (SQLException e) {
                fatal("SQLException", e);
            }

            try {

                Statement stat = this.conn_url.createStatement();
                stat.executeUpdate("VACUUM");
                stat.close();

            } catch (SQLException e) {
                fatal("SQLException", e);
            }


        } catch (IOException ex) {
            fatal("IOException", ex);

        }

        debug("End execute job " + this.getClass().getName());

    }

    //da portare nelle conf oppure in un file a parte modificabile a mano.
    /**
     *
     * @param ip
     * @return boolean
     */
    protected boolean getIPException(String ip) {

        if (ip.equals("127.0.0.1")) {
            return true;
        }

        if (ip.equals("localhost")) {
            return true;
        }

        return false;
    }
}
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