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8 changes: 8 additions & 0 deletions
8
src/main/java/io/ib67/sfcraft/module/supervisor/WebHandler.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,8 @@ | ||
| package io.ib67.sfcraft.module.supervisor; | ||
|
|
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| import io.ib67.sfcraft.ServerModule; | ||
| import io.javalin.Javalin; | ||
|
|
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| public abstract class WebHandler extends ServerModule { | ||
| protected abstract void register(Javalin javalin); | ||
| } |
108 changes: 18 additions & 90 deletions
108
src/main/java/io/ib67/sfcraft/module/supervisor/WebModule.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,116 +1,44 @@ | ||
| package io.ib67.sfcraft.module.supervisor; | ||
|
|
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| import com.google.inject.Inject; | ||
| import com.google.inject.Provides; | ||
| import io.ib67.sfcraft.SFCraft; | ||
| import io.ib67.sfcraft.ServerModule; | ||
| import io.ib67.sfcraft.config.SFConfig; | ||
| import io.ib67.sfcraft.module.SignatureService; | ||
| import io.ib67.sfcraft.util.Helper; | ||
| import io.ib67.sfcraft.util.litematic.LitematicConverter; | ||
| import io.ib67.sfcraft.util.litematic.LitematicConverterV3; | ||
| import io.ib67.sfcraft.module.manager.ModuleManager; | ||
| import io.javalin.Javalin; | ||
| import io.javalin.http.Context; | ||
| import io.javalin.http.UploadedFile; | ||
| import io.netty.buffer.Unpooled; | ||
| import lombok.SneakyThrows; | ||
| import lombok.extern.log4j.Log4j2; | ||
| import net.minecraft.nbt.NbtIo; | ||
| import net.minecraft.nbt.NbtSizeTracker; | ||
| import org.jetbrains.annotations.NotNull; | ||
|
|
||
| import java.nio.file.Files; | ||
| import java.nio.file.Path; | ||
| import java.util.Base64; | ||
| import java.util.List; | ||
|
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| @Log4j2 | ||
| public class WebModule extends ServerModule { | ||
| private static final int PERMISSION_UPLOAD_SCHEMATICS = 2; | ||
| private static final Path SCHEMATIC_DIR = Path.of("config/worldedit/schematics/"); | ||
| private Javalin javalin; | ||
| @Inject | ||
| SFConfig config; | ||
| @Inject | ||
| SignatureService signatureService; | ||
| private Javalin javalin; | ||
|
|
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| @Override | ||
| @SneakyThrows | ||
| public void onInitialize() { | ||
| Files.createDirectories(SCHEMATIC_DIR); | ||
| javalin = Javalin.create(cfg -> cfg.useVirtualThreads = false) | ||
| .options("/api/schematics/{name}", this::onUploadOptions) | ||
| .put("/api/schematics/{name}", this::uploadSchematic); | ||
| Thread.ofVirtual().name("SFCraft API Web").start(() -> { | ||
| javalin.start(config.httpPort); | ||
| }); | ||
| } | ||
|
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| private void onUploadOptions(@NotNull Context context) { | ||
| context.res().addHeader("Access-Control-Allow-Origin", "*"); | ||
| context.res().addHeader("Access-Control-Allow-Methods", "OPTIONS, PUT"); | ||
| context.res().addHeader("Access-Control-Allow-Headers", context.header("Access-Control-Request-Headers")); | ||
| context.res().addHeader("Access-Control-Max-Age", "86400"); | ||
| public void onEnable() { | ||
| javalin = Javalin.create(cfg -> cfg.useVirtualThreads = false); | ||
| var moduleManager = SFCraft.getInjector().getInstance(ModuleManager.class); | ||
| for (ServerModule module : moduleManager.getModules()) { | ||
| if(module instanceof WebHandler webHandler) { | ||
| webHandler.register(javalin); | ||
| } | ||
| } | ||
| Thread.ofVirtual().name("SFCraft API Web").start(() -> javalin.start(config.httpPort)); | ||
| } | ||
|
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| @Override | ||
| public void onDisable() { | ||
| javalin.stop(); | ||
| } | ||
|
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| private void uploadSchematic(@NotNull Context context) { | ||
| onUploadOptions(context); | ||
| if (context.contentLength() > config.maxSchematicSize) { | ||
| context.result("Content is too large!"); | ||
| return; | ||
| } | ||
|
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| var signRaw = Base64.getUrlDecoder().decode(context.pathParam("sign")); | ||
| var verifiedSign = signatureService.readSignature(Unpooled.wrappedBuffer(signRaw)); | ||
| if ((verifiedSign.permission() & PERMISSION_UPLOAD_SCHEMATICS) == 0) { | ||
| context.result("Permission denied!"); | ||
| return; | ||
| } | ||
| var files = context.uploadedFileMap(); | ||
| var name = context.pathParam("name"); | ||
| files.forEach((k, v) -> handleUploadSchematic(context, name, v)); | ||
| @Provides | ||
| public Javalin getJavalin(){ | ||
| return javalin; | ||
| } | ||
|
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| @SneakyThrows | ||
| private void handleUploadSchematic(@NotNull Context context, String fileName, List<UploadedFile> v) { | ||
| if (v.size() != 1) { | ||
| return; | ||
| } | ||
| var file = v.getFirst(); | ||
| if (file.size() > config.maxSchematicSize) { | ||
| context.result("Content is too large!"); | ||
| return; | ||
| } | ||
| if (fileName.length() <= 10) return; | ||
| var baseFileName = Helper.cleanFileName(fileName.substring(0, fileName.length() - 10)); | ||
| @Override | ||
| public void onInitialize() { | ||
|
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| if (fileName.endsWith(".schematic") || fileName.endsWith(".schem")) { | ||
| Files.write(SCHEMATIC_DIR.resolve(baseFileName + ".schematic"), file.content().readAllBytes()); | ||
| log.info("Saved " + fileName + " as a schematic."); | ||
| } else if (fileName.endsWith(".litematic")) { | ||
| log.error("Handling new {}", fileName); | ||
| var converter = new LitematicConverterV3( | ||
| file.content(), | ||
| new NbtSizeTracker(config.maxSchematicSize, 16) | ||
| ); | ||
| try { | ||
| converter.read((name, nbt) -> { | ||
| name = baseFileName + "-" + name + ".schematic"; | ||
| try { | ||
| NbtIo.writeCompressed(nbt, SCHEMATIC_DIR.resolve(name)); | ||
| log.info("Schematic " + name + " has been saved!"); | ||
| context.result("Success!"); | ||
| } catch (Exception e) { | ||
| log.error("Error occurred when serializing .litematic to disk.", e); | ||
| } | ||
| }); | ||
| } catch (Exception e) { | ||
| log.error("Error occurred when converting .litematic.", e); | ||
| } | ||
| converter.close(); | ||
| } | ||
| } | ||
| } |
162 changes: 162 additions & 0 deletions
162
src/main/java/io/ib67/sfcraft/module/supervisor/web/SchematicUploader.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,162 @@ | ||
| package io.ib67.sfcraft.module.supervisor.web; | ||
|
|
||
| import com.google.inject.Inject; | ||
| import com.mojang.brigadier.Command; | ||
| import com.mojang.brigadier.CommandDispatcher; | ||
| import com.mojang.brigadier.context.CommandContext; | ||
| import io.ib67.sfcraft.config.SFConfig; | ||
| import io.ib67.sfcraft.module.SignatureService; | ||
| import io.ib67.sfcraft.module.supervisor.WebHandler; | ||
| import io.ib67.sfcraft.util.Helper; | ||
| import io.ib67.sfcraft.util.Permission; | ||
| import io.ib67.sfcraft.util.SFConsts; | ||
| import io.ib67.sfcraft.util.litematic.LitematicConverterV3; | ||
| import io.javalin.Javalin; | ||
| import io.javalin.http.Context; | ||
| import io.javalin.http.UploadedFile; | ||
| import io.netty.buffer.Unpooled; | ||
| import lombok.SneakyThrows; | ||
| import lombok.extern.log4j.Log4j2; | ||
| import net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback; | ||
| import net.minecraft.command.CommandRegistryAccess; | ||
| import net.minecraft.nbt.NbtIo; | ||
| import net.minecraft.nbt.NbtSizeTracker; | ||
| import net.minecraft.server.command.CommandManager; | ||
| import net.minecraft.server.command.ServerCommandSource; | ||
| import net.minecraft.server.network.ServerPlayerEntity; | ||
| import net.minecraft.text.ClickEvent; | ||
| import net.minecraft.text.Text; | ||
| import org.jetbrains.annotations.NotNull; | ||
|
|
||
| import java.awt.*; | ||
| import java.nio.file.Files; | ||
| import java.nio.file.Path; | ||
| import java.util.Base64; | ||
| import java.util.List; | ||
|
|
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| @Log4j2 | ||
| public class SchematicUploader extends WebHandler { | ||
| private static final String TOPIC_SCHEMATIC_UPLOADER = "upload_schematic"; | ||
| private static final int PERMISSION_UPLOAD_SCHEMATICS = 2; | ||
| private static final Path SCHEMATIC_DIR = Path.of("config/worldedit/schematics/"); | ||
| @Inject | ||
| SFConfig config; | ||
| @Inject | ||
| SignatureService signatureService; | ||
|
|
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| @Override | ||
| @SneakyThrows | ||
| public void onInitialize() { | ||
| Files.createDirectories(SCHEMATIC_DIR); | ||
| CommandRegistrationCallback.EVENT.register(this::registerCommand); | ||
| } | ||
|
|
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| private void registerCommand(CommandDispatcher<ServerCommandSource> dispatcher, CommandRegistryAccess registry, CommandManager.RegistrationEnvironment env) { | ||
| dispatcher.register(CommandManager.literal("upload").then( | ||
| CommandManager.literal("schematic") | ||
| .requires(it -> !it.isExecutedByPlayer() || SFConsts.COMMAND_UPLOAD_SCHEMATIC.hasPermission(it.getPlayer())) | ||
| .executes(this::onRequestSchematic) | ||
| )); | ||
| } | ||
|
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| private int onRequestSchematic(CommandContext<ServerCommandSource> context) { | ||
| var source = context.getSource(); | ||
| var url = generateSchematicUrl(source.isExecutedByPlayer() ? source.getPlayer().getName().getLiteralString() : "CONSOLE"); | ||
| source.sendMessage(Text.literal("Click this URL to upload schematic files.").withColor(Color.GREEN.getRGB())); | ||
| source.sendMessage(Text.literal(url).styled(it -> it.withClickEvent(new ClickEvent(ClickEvent.Action.OPEN_URL, url)))); | ||
| return Command.SINGLE_SUCCESS; | ||
| } | ||
|
|
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| @Override | ||
| public void register(Javalin javalin) { | ||
| javalin.options("/api/schematics/{name}", this::onUploadOptions).put("/api/schematics/{name}", this::uploadSchematic); | ||
| } | ||
|
|
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| public String generateSchematicUrl(String issuer) { | ||
| var name = issuer; | ||
| var expireAt = System.currentTimeMillis() + 1000 * 300; | ||
| var sign = signatureService.createSignature(new SignatureService.Signature( | ||
| TOPIC_SCHEMATIC_UPLOADER, | ||
| name, | ||
| PERMISSION_UPLOAD_SCHEMATICS, | ||
| expireAt, | ||
| new byte[0] | ||
| )); | ||
| return config.webApiBase + "/schematics/upload?token=" + Base64.getUrlEncoder().encodeToString(sign) + "&expireAt=" + expireAt; | ||
| } | ||
|
|
||
| private void onUploadOptions(@NotNull Context context) { | ||
| context.res().addHeader("Access-Control-Allow-Origin", "*"); | ||
| context.res().addHeader("Access-Control-Allow-Methods", "OPTIONS, PUT"); | ||
| context.res().addHeader("Access-Control-Allow-Headers", context.header("Access-Control-Request-Headers")); | ||
| context.res().addHeader("Access-Control-Max-Age", "86400"); | ||
| } | ||
|
|
||
| private void uploadSchematic(@NotNull Context context) { | ||
| onUploadOptions(context); | ||
| if (context.contentLength() > config.maxSchematicSize) { | ||
| context.result("Content is too large!"); | ||
| context.res().setStatus(400); | ||
| return; | ||
| } | ||
| var signRaw = Base64.getUrlDecoder().decode(context.queryParam("sign")); | ||
| var verifiedSign = signatureService.readSignature(Unpooled.wrappedBuffer(signRaw)); | ||
| if ((verifiedSign.permission() & PERMISSION_UPLOAD_SCHEMATICS) == 0) { | ||
| context.result("Permission denied!"); | ||
| return; | ||
| } | ||
| context.attribute("sign", verifiedSign); | ||
| var files = context.uploadedFileMap(); | ||
| var name = context.pathParam("name"); | ||
| files.forEach((k, v) -> handleUploadSchematic(context, name, v)); | ||
| } | ||
|
|
||
| @SneakyThrows | ||
| private void handleUploadSchematic(@NotNull Context context, String fileName, List<UploadedFile> v) { | ||
| if (v.size() != 1) { | ||
| return; | ||
| } | ||
| var file = v.getFirst(); | ||
| if (file.size() > config.maxSchematicSize) { | ||
| context.result("Content is too large!"); | ||
| context.res().setStatus(400); | ||
| return; | ||
| } | ||
| if (fileName.length() <= 10) return; | ||
| var baseFileName = Helper.cleanFileName(fileName.substring(0, fileName.length() - 10)); | ||
| var sign = context.<SignatureService.Signature>attribute("sign"); | ||
| //var player = serverSupplier.get().getPlayerManager().getPlayer(sign.issuer()); | ||
| ServerPlayerEntity player = null; | ||
| if (fileName.endsWith(".schematic") || fileName.endsWith(".schem")) { | ||
| Files.write(SCHEMATIC_DIR.resolve(baseFileName + ".schematic"), file.content().readAllBytes()); | ||
| log.info("Saved " + fileName + " as a schematic."); | ||
| if (player != null) { | ||
| player.sendMessage(Text.literal("Schematic " + baseFileName + " has been saved!").withColor(Color.GREEN.getRGB())); | ||
| } | ||
| } else if (fileName.endsWith(".litematic")) { | ||
| log.info("Handling new litematic: {}", fileName); | ||
| try (var converter = new LitematicConverterV3(file.content(), new NbtSizeTracker(config.maxSchematicSize, 16))) { | ||
| converter.read((name, nbt) -> { | ||
| name = baseFileName + "-" + name + ".schematic"; | ||
| try { | ||
| NbtIo.writeCompressed(nbt, SCHEMATIC_DIR.resolve(name)); | ||
| log.info("Schematic " + name + " has been saved!"); | ||
| if (player != null) { | ||
| player.sendMessage(Text.literal("Schematic " + name + " has been saved!").withColor(Color.GREEN.getRGB())); | ||
| } | ||
| context.result("Success!"); | ||
| } catch (Exception e) { | ||
| log.error("Error occurred when serializing .litematic to disk.", e); | ||
| } | ||
| }); | ||
| } catch (Exception e) { | ||
| log.error("Error occurred when converting .litematic.", e); | ||
| } | ||
| } else { | ||
| context.result("Invalid format"); | ||
| context.res().setStatus(403); | ||
| return; | ||
| } | ||
| context.result("Uploaded!"); | ||
| } | ||
| } |
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