%PDF-
%PDF-
Mini Shell
Mini Shell
import java.util.ArrayList;
import java.util.Map;
import java.util.Set;
import org.json.JSONObject;
import net.yacy.cora.protocol.HeaderFramework;
import net.yacy.cora.protocol.RequestHeader;
import net.yacy.peers.Seed;
import net.yacy.search.Switchboard;
import net.yacy.server.serverCore;
import net.yacy.server.serverObjects;
import net.yacy.server.serverSwitch;
/**
* this servlet generates the same file as the principal peers upload to a bootstrap position
* you can call it either with
* http://localhost:8090/p2p/seeds.json
* http://localhost:8090/p2p/seeds.json?callback=seedlist
* http://localhost:8090/p2p/seeds.json?node=true&me=false&address=true
*/
public final class seeds {
private static final int LISTMAX = 1000;
public static serverObjects respond(final RequestHeader header, final serverObjects post, final serverSwitch env) {
// return variable that accumulates replacements
final Switchboard sb = (Switchboard) env;
int maxcount = Math.min(LISTMAX, post == null ? Integer.MAX_VALUE : post.getInt("maxcount", Integer.MAX_VALUE));
float minversion = Math.min(LISTMAX, post == null ? 0.0f : post.getFloat("minversion", 0.0f));
boolean nodeonly = post == null || !post.containsKey("node") ? false : post.getBoolean("node");
boolean includeme = post == null || !post.containsKey("me") ? true : post.getBoolean("me");
boolean addressonly = post == null || !post.containsKey("address") ? false : post.getBoolean("address");
String peername = post == null ? null : post.containsKey("my") ? sb.peers.myName() : post.get("peername");
final ArrayList<Seed> v;
if (post != null && post.containsKey("my")) {
v = new ArrayList<Seed>(1);
v.add(sb.peers.mySeed());
} else if (post != null && post.containsKey("id")) {
v = new ArrayList<Seed>(1);
Seed s = sb.peers.get(post.get("id"));
if (s != null) v.add(s);
} else if (post != null && post.containsKey("name")) {
v = new ArrayList<Seed>(1);
Seed s = sb.peers.lookupByName(post.get("name"));
if (s != null) v.add(s);
} else {
v= sb.peers.getSeedlist(maxcount, includeme, nodeonly, minversion);
}
final serverObjects prop = new serverObjects();
// write simple-encoded seed lines or json
String EXT = header.get(HeaderFramework.CONNECTION_PROP_EXT);
boolean json = EXT != null && EXT.equals("json");
boolean xml = EXT != null && EXT.equals("xml");
if (json) {
// check for JSONP
if ( post != null && post.containsKey("callback") ) {
prop.put("jsonp-start", post.get("callback") + "([");
prop.put("jsonp-end", "]);");
} else {
prop.put("jsonp-start", "");
prop.put("jsonp-end", "");
}
// construct json property lists
int count = 0;
for (int i = 0; i < v.size(); i++) {
Seed seed = v.get(i);
if (peername != null && !peername.equals(seed.getName())) continue;
Set<String> ips = seed.getIPs();
if (ips == null || ips.size() == 0) continue;
prop.putJSON("peers_" + count + "_map_0_k", Seed.HASH);
prop.put("peers_" + count + "_map_0_v", JSONObject.quote(seed.hash));
prop.put("peers_" + count + "_map_0_c", 1);
Map<String, String> map = seed.getMap();
int c = 1;
if (!addressonly) {
for (Map.Entry<String, String> m: map.entrySet()) {
prop.putJSON("peers_" + count + "_map_" + c + "_k", m.getKey());
prop.put("peers_" + count + "_map_" + c + "_v", JSONObject.quote(m.getValue()));
prop.put("peers_" + count + "_map_" + c + "_c", 1);
c++;
}
}
// construct a list of ips
StringBuilder a = new StringBuilder();
a.append('[');
for (String ip: ips) a.append(JSONObject.quote(seed.getPublicAddress(ip))).append(',');
a.setCharAt(a.length()-1, ']');
prop.putJSON("peers_" + count + "_map_" + c + "_k", "Address");
prop.put("peers_" + count + "_map_" + c + "_v", a.toString());
prop.put("peers_" + count + "_map_" + c + "_c", 0);
prop.put("peers_" + count + "_map", c + 1);
prop.put("peers_" + count + "_c", 1);
count++;
}
prop.put("peers_" + (count - 1) + "_c", 0);
prop.put("peers", count);
} else if (xml) {
int count = 0;
for (int i = 0; i < v.size(); i++) {
Seed seed = v.get(i);
if (peername != null && !peername.equals(seed.getName())) continue;
Set<String> ips = seed.getIPs();
if (ips == null || ips.size() == 0) continue;
prop.putXML("peers_" + count + "_map_0_k", Seed.HASH);
prop.putXML("peers_" + count + "_map_0_v", seed.hash);
Map<String, String> map = seed.getMap();
int c = 1;
if (!addressonly) {
for (Map.Entry<String, String> m: map.entrySet()) {
prop.putXML("peers_" + count + "_map_" + c + "_k", m.getKey());
prop.putXML("peers_" + count + "_map_" + c + "_v", m.getValue());
c++;
}
}
for (String ip: ips) {
prop.putXML("peers_" + count + "_map_" + c + "_k", "Address");
prop.putXML("peers_" + count + "_map_" + c + "_v", seed.getPublicAddress(ip));
c++;
}
prop.put("peers_" + count + "_map", c);
count++;
}
prop.put("peers_" + (count - 1) + "_c", 0);
prop.put("peers", count);
} else {
final StringBuilder encoded = new StringBuilder(1024);
for (Seed seed: v) {
encoded.append(seed.genSeedStr(null)).append(serverCore.CRLF_STRING);
}
prop.put("encoded", encoded.toString());
}
// return rewrite properties
return prop;
}
}
Zerion Mini Shell 1.0