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