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/**
* CrawlStartScanner_p
* Copyright 2010 by Michael Peter Christen, mc@yacy.net, Frankfurt am Main, Germany
* First released 12.12.2010 at http://yacy.net
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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 program in the file lgpl21.txt
* If not, see <http://www.gnu.org/licenses/>.
*/
import java.io.IOException;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.ConcurrentModificationException;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.TreeMap;
import net.yacy.cora.document.MultiProtocolURI;
import net.yacy.cora.protocol.Domains;
import net.yacy.cora.protocol.RequestHeader;
import net.yacy.cora.protocol.Scanner;
import net.yacy.cora.protocol.Scanner.Access;
import net.yacy.kelondro.blob.Tables;
import net.yacy.kelondro.data.meta.DigestURI;
import net.yacy.kelondro.logging.Log;
import net.yacy.kelondro.order.Base64Order;
import de.anomic.data.WorkTables;
import de.anomic.search.Switchboard;
import de.anomic.server.serverObjects;
import de.anomic.server.serverSwitch;
public class CrawlStartScanner_p {
public static serverObjects respond(final RequestHeader header, final serverObjects post, final serverSwitch env) {
final serverObjects prop = new serverObjects();
final Switchboard sb = (Switchboard)env;
prop.put("selectiprange", 0);
prop.put("noserverdetected", 0);
prop.put("enterrange", 0);
prop.put("servertable", 0);
prop.put("enterrange_host", "");
// make a comment cache
Map<byte[], String> apiCommentCache = commentCache(sb);
addSelectIPRange(sb, prop);
addScantable(apiCommentCache, prop);
// case: no query part of the request; ask for input
if (post == null) {
prop.put("selectiprange", 1);
return prop;
}
// case: an IP range was given; scan the range for services and display result
if (post.containsKey("scanip") || post.containsKey("scanhost")) {
InetAddress ia;
try {
if (post.containsKey("scanip")) {
ia = InetAddress.getByAddress(new byte[]{(byte) post.getInt("ip4-0", 0), (byte) post.getInt("ip4-1", 0), (byte) post.getInt("ip4-2", 0), (byte) post.getInt("ip4-3", 0)});
} else {
String host = post.get("scanhost", "");
if (host.startsWith("http://")) host = host.substring(7);
if (host.startsWith("https://")) host = host.substring(8);
if (host.startsWith("ftp://")) host = host.substring(6);
if (host.startsWith("smb://")) host = host.substring(6);
int p = host.indexOf('/');
if (p >= 0) host = host.substring(0, p);
ia = InetAddress.getByName(host);
prop.put("enterrange_host", host);
}
addSelectIPRange(ia, prop);
Scanner scanner = new Scanner(ia, 100, sb.isIntranetMode() ? 100 : 3000);
scanner.addFTP(false);
scanner.addHTTP(false);
scanner.addHTTPS(false);
scanner.addSMB(false);
scanner.start();
scanner.terminate();
enlargeScancache(apiCommentCache, scanner);
addScantable(apiCommentCache, prop);
} catch (UnknownHostException e) {}
}
if (post.containsKey("scanintranet")) {
Scanner scanner = new Scanner(Domains.myIntranetIPs(), 100, sb.isIntranetMode() ? 100 : 3000);
scanner.addFTP(false);
scanner.addHTTP(false);
scanner.addHTTPS(false);
scanner.addSMB(false);
scanner.start();
scanner.terminate();
enlargeScancache(apiCommentCache, scanner);
addScantable(apiCommentCache, prop);
}
// check crawl request
if (post != null && post.containsKey("crawl")) {
// make a pk/url mapping
Map<byte[], DigestURI> pkmap = new TreeMap<byte[], DigestURI>(Base64Order.enhancedCoder);
for (MultiProtocolURI u: Scanner.scancache.keySet()) {
DigestURI uu = new DigestURI(u);
pkmap.put(uu.hash(), uu);
}
// search for crawl start requests in this mapping
for (Map.Entry<String, String> entry: post.entrySet()) {
if (entry.getValue().startsWith("mark_")) {
byte [] pk = entry.getValue().substring(5).getBytes();
DigestURI url = pkmap.get(pk);
if (url != null) {
String path = "/Crawler_p.html?createBookmark=off&xsstopw=off&crawlingDomMaxPages=10000&intention=&range=domain&indexMedia=on&recrawl=nodoubles&xdstopw=off&storeHTCache=on&sitemapURL=&repeat_time=7&crawlingQ=on&cachePolicy=iffresh&indexText=on&crawlingMode=url&mustnotmatch=&crawlingDomFilterDepth=1&crawlingDomFilterCheck=off&crawlingstart=Start%20New%20Crawl&xpstopw=off&repeat_unit=seldays&crawlingDepth=99";
path += "&crawlingURL=" + url.toNormalform(true, false);
WorkTables.execAPICall("localhost", (int) sb.getConfigLong("port", 8080), sb.getConfig("adminAccountBase64MD5", ""), path, pk);
}
}
}
}
return prop;
}
private static void addSelectIPRange(Switchboard sb, serverObjects prop) {
InetAddress ip;
List<InetAddress> ips = Domains.myIntranetIPs();
prop.put("enterrange_intranethosts", ips.toString());
prop.put("enterrange_intranetHint", 0);
if (sb.isIntranetMode()) {
if (ips.size() > 0) ip = ips.get(0); else try {
ip = InetAddress.getByName("192.168.0.1");
} catch (UnknownHostException e) {
ip = null;
e.printStackTrace();
}
} else {
prop.put("enterrange_intranetHint", 1);
ip = Domains.myPublicLocalIP();
}
addSelectIPRange(ip, prop);
}
private static void addSelectIPRange(InetAddress ip, serverObjects prop) {
prop.put("enterrange", 1);
byte[] address = ip.getAddress();
prop.put("enterrange_ip4-0", 0xff & address[0]);
prop.put("enterrange_ip4-1", 0xff & address[1]);
prop.put("enterrange_ip4-2", 0xff & address[2]);
}
private static void addScantable(Map<byte[], String> commentCache, serverObjects prop) {
if (Scanner.scancache.size() > 0) {
// show scancache table
prop.put("servertable", 1);
String urlString;
DigestURI u;
table: while (true) {
try {
int i = 0;
for (final Map.Entry<MultiProtocolURI, Scanner.Access> host: Scanner.scancache.entrySet()) {
u = new DigestURI(host.getKey());
urlString = u.toNormalform(true, false);
prop.put("servertable_list_" + i + "_pk", new String(u.hash()));
prop.put("servertable_list_" + i + "_count", i);
prop.putHTML("servertable_list_" + i + "_protocol", u.getProtocol());
prop.putHTML("servertable_list_" + i + "_ip", Domains.dnsResolve(u.getHost()).getHostAddress());
prop.putHTML("servertable_list_" + i + "_url", urlString);
prop.put("servertable_list_" + i + "_accessUnknown", host.getValue() == Access.unknown ? 1 : 0);
prop.put("servertable_list_" + i + "_accessEmpty", host.getValue() == Access.empty ? 1 : 0);
prop.put("servertable_list_" + i + "_accessGranted", host.getValue() == Access.granted ? 1 : 0);
prop.put("servertable_list_" + i + "_accessDenied", host.getValue() == Access.denied ? 1 : 0);
prop.put("servertable_list_" + i + "_process", inIndex(commentCache, urlString) == null ? 0 : 1);
prop.put("servertable_list_" + i + "_preselected", interesting(commentCache, u, host.getValue()) ? 1 : 0);
i++;
}
prop.put("servertable_list", i);
prop.put("servertable_num", i);
break table;
} catch (ConcurrentModificationException e) {
continue table;
}
}
}
}
private static void enlargeScancache(Map<byte[], String> commentCache, Scanner scanner) {
if (Scanner.scancache == null) {
Scanner.scancache = scanner.services();
return;
}
Iterator<Map.Entry<MultiProtocolURI, Access>> i = Scanner.scancache.entrySet().iterator();
Map.Entry<MultiProtocolURI, Access> entry;
while (i.hasNext()) {
entry = i.next();
if (!interesting(commentCache, entry.getKey(), entry.getValue())) i.remove();
}
Scanner.scancache.putAll(scanner.services());
}
private static boolean interesting(Map<byte[], String> commentCache, MultiProtocolURI uri, Access access) {
return inIndex(commentCache, uri.toNormalform(true, false)) == null && access == Access.granted && (uri.getProtocol().equals("smb") || uri.getProtocol().equals("ftp"));
}
private static byte[] inIndex(Map<byte[], String> commentCache, String url) {
for (Map.Entry<byte[], String> comment: commentCache.entrySet()) {
if (comment.getValue().contains(url)) return comment.getKey();
}
return null;
}
private static Map<byte[], String> commentCache(Switchboard sb) {
Map<byte[], String> comments = new TreeMap<byte[], String>(Base64Order.enhancedCoder);
Iterator<Tables.Row> i;
try {
i = sb.tables.iterator(WorkTables.TABLE_API_NAME);
Tables.Row row;
while (i.hasNext()) {
row = i.next();
comments.put(row.getPK(), new String(row.get(WorkTables.TABLE_API_COL_COMMENT)));
}
} catch (IOException e) {
Log.logException(e);
}
return comments;
}
}
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