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Implemented custom payload fail-safe handling

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RaphiMC 2024-04-05 19:28:35 +02:00
parent 4d2161d5f1
commit a3af7ef5bf
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GPG Key ID: 0F6BB0657A03AC94
4 changed files with 147 additions and 103 deletions
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9
src/main/java/net/raphimc/vialegacy/protocols/release/protocol1_4_2to1_3_1_2/Protocol1_4_2to1_3_1_2.java
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@ -18,6 +18,7 @@
package net.raphimc.vialegacy.protocols.release.protocol1_4_2to1_3_1_2;
import com.google.common.collect.Lists;
import com.viaversion.viaversion.api.Via;
import com.viaversion.viaversion.api.connection.ProtocolInfo;
import com.viaversion.viaversion.api.connection.UserConnection;
import com.viaversion.viaversion.api.minecraft.entities.EntityTypes1_10;
@ -273,6 +274,7 @@ public class Protocol1_4_2to1_3_1_2 extends StatelessProtocol<ClientboundPackets
final String channel = wrapper.read(Types1_6_4.STRING); // channel
short length = wrapper.read(Type.SHORT); // length
try {
if (channel.equals("MC|TrList")) {
wrapper.passthrough(Type.INT); // window Id
final int count = wrapper.passthrough(Type.UNSIGNED_BYTE); // count
@ -286,6 +288,13 @@ public class Protocol1_4_2to1_3_1_2 extends StatelessProtocol<ClientboundPackets
}
length = (short) PacketUtil.calculateLength(wrapper);
}
} catch (Exception e) {
if (!Via.getConfig().isSuppressConversionWarnings() || Via.getManager().isDebug()) {
Via.getPlatform().getLogger().log(Level.WARNING, "Failed to handle packet", e);
}
wrapper.cancel();
return;
}
wrapper.resetReader();
wrapper.write(Types1_6_4.STRING, channel); // channel

10
src/main/java/net/raphimc/vialegacy/protocols/release/protocol1_6_1to1_5_2/Protocol1_6_1to1_5_2.java
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@ -17,6 +17,7 @@
*/
package net.raphimc.vialegacy.protocols.release.protocol1_6_1to1_5_2;
import com.viaversion.viaversion.api.Via;
import com.viaversion.viaversion.api.connection.UserConnection;
import com.viaversion.viaversion.api.minecraft.entities.EntityTypes1_10;
import com.viaversion.viaversion.api.minecraft.metadata.Metadata;
@ -43,6 +44,7 @@ import net.raphimc.vialegacy.protocols.release.protocol1_8to1_7_6_10.types.Types
import java.nio.charset.StandardCharsets;
import java.util.List;
import java.util.logging.Level;
public class Protocol1_6_1to1_5_2 extends StatelessProtocol<ClientboundPackets1_5_2, ClientboundPackets1_6_1, ServerboundPackets1_5_2, ServerboundPackets1_6_4> {
@ -302,6 +304,7 @@ public class Protocol1_6_1to1_5_2 extends StatelessProtocol<ClientboundPackets1_
String channel = wrapper.read(Types1_6_4.STRING); // channel
short length = wrapper.read(Type.SHORT); // length
try {
if (channel.equals("MC|TPack")) {
channel = "MC|RPack";
final String[] data = new String(wrapper.read(Type.REMAINING_BYTES), StandardCharsets.UTF_8).split("\0"); // data
@ -315,6 +318,13 @@ public class Protocol1_6_1to1_5_2 extends StatelessProtocol<ClientboundPackets1_
wrapper.write(Type.REMAINING_BYTES, url.getBytes(StandardCharsets.UTF_8));
length = (short) PacketUtil.calculateLength(wrapper);
}
} catch (Exception e) {
if (!Via.getConfig().isSuppressConversionWarnings() || Via.getManager().isDebug()) {
Via.getPlatform().getLogger().log(Level.WARNING, "Failed to handle packet", e);
}
wrapper.cancel();
return;
}
wrapper.resetReader();
wrapper.write(Types1_6_4.STRING, channel); // channel

16
src/main/java/net/raphimc/vialegacy/protocols/release/protocol1_7_2_5to1_6_4/Protocol1_7_2_5to1_6_4.java
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@ -749,6 +749,7 @@ public class Protocol1_7_2_5to1_6_4 extends StatelessTransitionProtocol<Clientbo
return;
}
try {
if (channel.equals("MC|TrList")) {
wrapper.passthrough(Type.INT); // window id
final int count = wrapper.passthrough(Type.UNSIGNED_BYTE); // count
@ -762,6 +763,13 @@ public class Protocol1_7_2_5to1_6_4 extends StatelessTransitionProtocol<Clientbo
}
length = PacketUtil.calculateLength(wrapper);
}
} catch (Exception e) {
if (!Via.getConfig().isSuppressConversionWarnings() || Via.getManager().isDebug()) {
Via.getPlatform().getLogger().log(Level.WARNING, "Failed to handle packet", e);
}
wrapper.cancel();
return;
}
wrapper.resetReader();
wrapper.write(Type.STRING, channel); // channel
@ -1058,6 +1066,7 @@ public class Protocol1_7_2_5to1_6_4 extends StatelessTransitionProtocol<Clientbo
final String channel = wrapper.read(Type.STRING); // channel
short length = wrapper.read(Type.SHORT); // length
try {
switch (channel) {
case "MC|BEdit":
case "MC|BSign":
@ -1078,6 +1087,13 @@ public class Protocol1_7_2_5to1_6_4 extends StatelessTransitionProtocol<Clientbo
length = (short) PacketUtil.calculateLength(wrapper);
break;
}
} catch (Exception e) {
if (!Via.getConfig().isSuppressConversionWarnings() || Via.getManager().isDebug()) {
Via.getPlatform().getLogger().log(Level.WARNING, "Failed to handle packet", e);
}
wrapper.cancel();
return;
}
wrapper.resetReader();
wrapper.write(Types1_6_4.STRING, channel); // channel

17
src/main/java/net/raphimc/vialegacy/protocols/release/protocol1_8to1_7_6_10/Protocol1_8to1_7_6_10.java
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@ -67,6 +67,7 @@ import net.raphimc.vialegacy.protocols.release.protocol1_8to1_7_6_10.types.Types
import java.nio.charset.StandardCharsets;
import java.util.*;
import java.util.logging.Level;
public class Protocol1_8to1_7_6_10 extends AbstractProtocol<ClientboundPackets1_7_2, ClientboundPackets1_8, ServerboundPackets1_7_2, ServerboundPackets1_8> {
@ -1108,10 +1109,10 @@ public class Protocol1_8to1_7_6_10 extends AbstractProtocol<ClientboundPackets1_
this.registerClientbound(ClientboundPackets1_7_2.PLUGIN_MESSAGE, new PacketHandlers() {
@Override
public void register() {
handler(wrapper -> {
final String channel = wrapper.passthrough(Type.STRING); // channel
wrapper.read(Type.UNSIGNED_SHORT); // length
map(Type.STRING); // channel
read(Type.UNSIGNED_SHORT); // length
handlerSoftFail(wrapper -> {
final String channel = wrapper.get(Type.STRING, 0);
switch (channel) {
case "MC|Brand": {
wrapper.write(Type.STRING, new String(wrapper.read(Type.REMAINING_BYTES), StandardCharsets.UTF_8)); // brand
@ -1375,6 +1376,7 @@ public class Protocol1_8to1_7_6_10 extends AbstractProtocol<ClientboundPackets1_
return;
}
try {
switch (channel) {
case "MC|BEdit":
case "MC|BSign":
@ -1429,6 +1431,13 @@ public class Protocol1_8to1_7_6_10 extends AbstractProtocol<ClientboundPackets1_
wrapper.write(Type.REMAINING_BYTES, channels); // data
break;
}
} catch (Exception e) {
if (!Via.getConfig().isSuppressConversionWarnings() || Via.getManager().isDebug()) {
Via.getPlatform().getLogger().log(Level.WARNING, "Failed to handle packet", e);
}
wrapper.cancel();
return;
}
final short length = (short) PacketUtil.calculateLength(wrapper);
wrapper.resetReader();