/
ExternalHost.java
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/
ExternalHost.java
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package net.ME1312.SubServers.Bungee.Host.External;
import net.ME1312.Galaxi.Library.Map.ObjectMap;
import net.ME1312.Galaxi.Library.Util;
import net.ME1312.SubData.Server.ClientHandler;
import net.ME1312.SubData.Server.DataClient;
import net.ME1312.SubData.Server.Protocol.PacketOut;
import net.ME1312.SubData.Server.SubDataClient;
import net.ME1312.SubServers.Bungee.Event.SubAddServerEvent;
import net.ME1312.SubServers.Bungee.Event.SubRemoveServerEvent;
import net.ME1312.SubServers.Bungee.Host.Host;
import net.ME1312.SubServers.Bungee.Host.SubCreator;
import net.ME1312.SubServers.Bungee.Host.SubServer;
import net.ME1312.SubServers.Bungee.Library.Compatibility.Logger;
import net.ME1312.SubServers.Bungee.Library.Exception.InvalidServerException;
import net.ME1312.SubServers.Bungee.Network.Packet.PacketExAddServer;
import net.ME1312.SubServers.Bungee.Network.Packet.PacketExDeleteServer;
import net.ME1312.SubServers.Bungee.Network.Packet.PacketExRemoveServer;
import net.ME1312.SubServers.Bungee.Network.Packet.PacketOutExReset;
import net.ME1312.SubServers.Bungee.SubProxy;
import com.google.common.collect.Range;
import net.md_5.bungee.BungeeCord;
import java.net.InetAddress;
import java.util.*;
/**
* External Host Class
*/
public class ExternalHost extends Host implements ClientHandler {
private HashMap<Integer, SubDataClient> subdata = new HashMap<Integer, SubDataClient>();
private HashMap<String, SubServer> servers = new HashMap<String, SubServer>();
private String name;
boolean available;
private boolean enabled;
private InetAddress address;
private SubCreator creator;
private String directory;
private LinkedList<PacketOut> queue;
private boolean clean;
SubProxy plugin;
/**
* Creates an External Host
*
* @param plugin SubServers Internals
* @param name The Name of your Host
* @param ports The range of ports to auto-select from
* @param log Whether apps like SubCreator should log to console (does not apply to servers)
* @param enabled If your host is Enabled
* @param address The address of your Host
* @param directory The runtime directory of your Host
* @param gitBash The Git Bash directory
*/
public ExternalHost(SubProxy plugin, String name, boolean enabled, Range<Integer> ports, boolean log, InetAddress address, String directory, String gitBash) {
super(plugin, name, enabled, ports, log, address, directory, gitBash);
this.plugin = plugin;
this.name = name;
this.available = false;
this.enabled = enabled;
this.address = address;
this.creator = new ExternalSubCreator(this, ports, log, gitBash);
this.directory = directory;
this.queue = new LinkedList<PacketOut>();
this.clean = false;
subdata.put(0, null);
}
@Override
public DataClient[] getSubData() {
Integer[] keys = subdata.keySet().toArray(new Integer[0]);
DataClient[] channels = new DataClient[keys.length];
Arrays.sort(keys);
for (int i = 0; i < keys.length; ++i) channels[i] = subdata.get(keys[i]);
return channels;
}
public void setSubData(DataClient client, int channel) {
if (channel < 0) throw new IllegalArgumentException("Subchannel ID cannot be less than zero");
if (client != null || channel == 0) {
if (!subdata.keySet().contains(channel) || (channel == 0 && (client == null || subdata.get(channel) == null))) {
subdata.put(channel, (SubDataClient) client);
if (client != null && (client.getHandler() == null || !equals(client.getHandler()))) ((SubDataClient) client).setHandler(this);
}
} else {
subdata.remove(channel);
}
}
@Override
public void removeSubData(DataClient client) {
for (Integer channel : Util.getBackwards(subdata, (SubDataClient) client)) setSubData(null, channel);
}
void queue(PacketOut... packet) {
for (PacketOut p : packet) if (getSubData()[0] == null || !available) {
queue.add(p);
} else {
((SubDataClient) getSubData()[0]).sendPacket(p);
}
}
private void requeue() {
SubDataClient client = (SubDataClient) getSubData()[0];
if (!clean) {
client.sendPacket(new PacketOutExReset("Prevent Desync"));
clean = true;
}
for (SubServer server : servers.values()) {
client.sendPacket(new PacketExAddServer(server.getName(), server.isEnabled(), server.getAddress().getPort(), server.isLogging(), server.getPath(), ((ExternalSubServer) server).exec, server.getStopCommand(), (server.isRunning())?((ExternalSubLogger) server.getLogger()).getExternalAddress():null, data -> {
if (data.contains(0x0002)) ((ExternalSubServer) server).started(data.getUUID(0x0002));
}));
}
while (queue.size() != 0) {
client.sendPacket(queue.get(0));
queue.remove(0);
}
available = true;
}
@Override
public boolean isAvailable() {
return available;
}
@Override
public boolean isEnabled() {
return enabled;
}
@Override
public void setEnabled(boolean value) {
this.enabled = value;
}
@Override
public InetAddress getAddress() {
return address;
}
@Override
public String getPath() {
return directory;
}
@Override
public String getName() {
return name;
}
@Override
public SubCreator getCreator() {
return creator;
}
@Override
public Map<String, ? extends SubServer> getSubServers() {
return new TreeMap<String, SubServer>(servers);
}
@Override
public SubServer getSubServer(String name) {
if (Util.isNull(name)) throw new NullPointerException();
return getSubServers().get(name.toLowerCase());
}
@Override
public SubServer addSubServer(UUID player, String name, boolean enabled, int port, String motd, boolean log, String directory, String executable, String stopcmd, boolean hidden, boolean restricted) throws InvalidServerException {
if (plugin.api.getServers().keySet().contains(name.toLowerCase())) throw new InvalidServerException("A Server already exists with this name!");
ExternalSubServer server = ExternalSubServer.construct(this, name, enabled, port, motd, log, directory, executable, stopcmd, hidden, restricted);
SubAddServerEvent event = new SubAddServerEvent(player, this, server);
plugin.getPluginManager().callEvent(event);
if (!event.isCancelled()) {
queue(new PacketExAddServer(name, enabled, port, log, directory, executable, stopcmd, (server.isRunning())?((ExternalSubLogger) server.getLogger()).getExternalAddress():null, data -> {
if (data.contains(0x0002)) server.started(data.getUUID(0x0002));
}));
servers.put(name.toLowerCase(), server);
return server;
} else {
return null;
}
}
@Override
protected boolean removeSubServer(UUID player, String name, boolean forced) throws InterruptedException {
if (Util.isNull(name)) throw new NullPointerException();
SubServer server = servers.get(name.toLowerCase());
SubRemoveServerEvent event = new SubRemoveServerEvent(player, this, server);
plugin.getPluginManager().callEvent(event);
if (forced || !event.isCancelled()) {
if (server.isRunning()) {
server.stop();
server.waitFor();
}
servers.remove(name.toLowerCase());
queue(new PacketExRemoveServer(name.toLowerCase(), data -> {
if (data.getInt(0x0001) != 0 && data.getInt(0x0001) != 1) {
servers.put(name.toLowerCase(), server);
}
}));
return true;
} else return false;
}
@Override
protected boolean recycleSubServer(UUID player, String name, boolean forced) throws InterruptedException {
if (Util.isNull(name)) throw new NullPointerException();
SubServer s = servers.get(name.toLowerCase());
String server = s.getName();
SubRemoveServerEvent event = new SubRemoveServerEvent(player, this, s);
plugin.getPluginManager().callEvent(event);
if (forced || !event.isCancelled()) {
if (s.isRunning()) {
s.stop();
s.waitFor();
}
Logger.get("SubServers").info("Saving...");
ObjectMap<String> info = (plugin.servers.get().getMap("Servers").getKeys().contains(server))?plugin.servers.get().getMap("Servers").getMap(server).clone():new ObjectMap<String>();
info.set("Name", server);
info.set("Timestamp", Calendar.getInstance().getTime().getTime());
try {
if (plugin.servers.get().getMap("Servers").getKeys().contains(server)) {
plugin.servers.get().getMap("Servers").remove(server);
plugin.servers.save();
}
} catch (Exception e) {
e.printStackTrace();
}
Logger.get("SubServers").info("Moving Files...");
queue(new PacketExDeleteServer(server, info, true, data -> {
if (data.getInt(0x0001) == 0 || data.getInt(0x0001) == 1) {
servers.remove(server.toLowerCase());
Logger.get("SubServers").info("Deleted SubServer: " + server);
} else {
Logger.get("SubServers").info("Couldn't remove " + server + " from memory. See " + getName() + " console for more details");
}
}));
return true;
} else return false;
}
@Override
protected boolean deleteSubServer(UUID player, String name, boolean forced) throws InterruptedException {
if (Util.isNull(name)) throw new NullPointerException();
SubServer s = servers.get(name.toLowerCase());
String server = s.getName();
SubRemoveServerEvent event = new SubRemoveServerEvent(player, this, getSubServer(server));
plugin.getPluginManager().callEvent(event);
if (forced || !event.isCancelled()) {
if (s.isRunning()) {
s.stop();
s.waitFor();
}
Logger.get("SubServers").info("Saving...");
ObjectMap<String> info = (plugin.servers.get().getMap("Servers").getKeys().contains(server))?plugin.servers.get().getMap("Servers").getMap(server).clone():new ObjectMap<String>();
info.set("Name", server);
info.set("Timestamp", Calendar.getInstance().getTime().getTime());
try {
if (plugin.servers.get().getMap("Servers").getKeys().contains(server)) {
plugin.servers.get().getMap("Servers").remove(server);
plugin.servers.save();
}
} catch (Exception e) {
e.printStackTrace();
}
Logger.get("SubServers").info("Removing Files...");
queue(new PacketExDeleteServer(server, info, false, data -> {
if (data.getInt(0x0001) == 0 || data.getInt(0x0001) == 1) {
servers.remove(server.toLowerCase());
Logger.get("SubServers").info("Deleted SubServer: " + server);
} else {
Logger.get("SubServers").info("Couldn't remove " + server + " from memory. See " + getName() + " console for more details");
}
}));
return true;
} else return false;
}
@Override
public boolean destroy() {
if (Util.getDespiteException(() -> Util.reflect(SubProxy.class.getDeclaredField("running"), plugin), true)) {
return super.destroy();
}
return true;
}
@Override
public ObjectMap<String> forSubData() {
ObjectMap<String> hinfo = super.forSubData();
ObjectMap<Integer> subdata = new ObjectMap<Integer>();
for (int channel : this.subdata.keySet()) subdata.set(channel, (this.subdata.get(channel) == null)?null:this.subdata.get(channel).getID());
hinfo.set("subdata", subdata);
return hinfo;
}
}