feat: update websocket server

Signed-off-by: MiaoWoo <admin@yumc.pw>
This commit is contained in:
MiaoWoo 2019-11-10 10:11:13 +08:00
parent f950c3dae8
commit 96481032c5
4 changed files with 126 additions and 100 deletions

View File

@ -29,6 +29,7 @@
}, },
"dependencies": { "dependencies": {
"@ms/plugin": "^0.1.1", "@ms/plugin": "^0.1.1",
"axios": "^0.19.0",
"es6-map": "^0.1.5", "es6-map": "^0.1.5",
"inversify": "^5.0.1" "inversify": "^5.0.1"
} }

View File

@ -10,6 +10,7 @@
<!-- QQ应用模式 --> <!-- QQ应用模式 -->
<meta name="x5-page-mode" content="app"> <meta name="x5-page-mode" content="app">
<title>MiaoConsole 调试工具</title> <title>MiaoConsole 调试工具</title>
<script src="https://cdn.jsdelivr.net/npm/axios@0.19.0/dist/axios.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/jquery@3.3.1/dist/jquery.min.js"></script> <script src="https://cdn.jsdelivr.net/npm/jquery@3.3.1/dist/jquery.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/avalon2@2.2.10/dist/avalon.min.js"></script> <script src="https://cdn.jsdelivr.net/npm/avalon2@2.2.10/dist/avalon.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/bootstrap@3.4.1/dist/js/bootstrap.min.js"></script> <script src="https://cdn.jsdelivr.net/npm/bootstrap@3.4.1/dist/js/bootstrap.min.js"></script>
@ -58,11 +59,11 @@
</div> </div>
<div class="progress progress-striped active" :visible='@classes.total != @classes.loaded'> <div class="progress progress-striped active" :visible='@classes.total != @classes.loaded'>
<div class="progress-bar progress-bar-primary" role="progressbar" aria-valuenow="60" aria-valuemin="0" <div class="progress-bar progress-bar-primary" role="progressbar" aria-valuenow="60" aria-valuemin="0"
aria-valuemax="100" :css="{width: (@classes.loaded/@classes.total*100) +'%', 'min-width': '30em'}"> aria-valuemax="100" :css="{width: (@classes.loaded/@classes.total*100) +'%', 'min-width': '20em'}">
<span>正在加载 {{@type}} 类型定义 {{@classes.loaded}}/{{@classes.total}}({{~~(@classes.loaded/@classes.total*100)|percent}}%) </span> <span>正在加载 {{@type}} 类型定义 {{@classes.loaded}}/{{@classes.total}}({{~~(@classes.loaded/@classes.total*100)|percent}}%) </span>
</div> </div>
</div> </div>
<div class="panel panel-info" :visible='@classes.total == @classes.loaded'> <div class="panel panel-info" :visible='@classes.total == @classes.loaded && @classes.total != 0'>
<div class="panel-heading">代码编辑器</div> <div class="panel-heading">代码编辑器</div>
<div id="editor" style="height: 450px; width:100%;"></div> <div id="editor" style="height: 450px; width:100%;"></div>
</div> </div>

View File

@ -4,29 +4,32 @@ let codeStorageKey = "MiaoScript:code";
let monaco_path = 'https://cdn.jsdelivr.net/npm/monaco-editor@0.18.1/min' let monaco_path = 'https://cdn.jsdelivr.net/npm/monaco-editor@0.18.1/min'
require.config({ paths: { 'vs': monaco_path + '/vs' } }); require.config({ paths: { 'vs': monaco_path + '/vs' } });
window.MonacoEnvironment = { getWorkerUrl: () => proxy }; window.MonacoEnvironment = { getWorkerUrl: () => proxy };
let proxy = URL.createObjectURL(new Blob([` let proxy = URL.createObjectURL(new Blob([`self.MonacoEnvironment = {baseUrl: '${monaco_path}/'};
self.MonacoEnvironment = { importScripts('${monaco_path}/vs/base/worker/workerMain.js');`], { type: 'text/javascript' }));
baseUrl: '${monaco_path}/'
};
importScripts('${monaco_path}/vs/base/worker/workerMain.js');
`], { type: 'text/javascript' }));
require(["vs/editor/editor.main"], function() { function loadExtraLibs(ts_d_src, filter) {
if (main.type !== 'unknow') { let count = 0;
let ts_d_src = `https://cdn.jsdelivr.net/gh/circlecloud/ms@master/packages/${main.type}/src/typings` axios.get(`${ts_d_src}/index.d.ts`).then(async result => {
$.get(`${ts_d_src}/index.ts`, (res) => { monaco.languages.typescript.javascriptDefaults.addExtraLib(result.data, 'file:///src/typings/index.d.ts')
monaco.languages.typescript.javascriptDefaults.addExtraLib(res, 'file:///src/typings/index.ts') let classes = result.data.split('\n').map(line => line.match(/.*\.\/(.*)".*/)).filter(line => line).map(dts => dts[1])
let classes = res.split('\n').map(line => line.match(/.*\.\/(.*)".*/)).filter(line => line).map(dts => dts[1]) if (filter) {
main.classes.total = classes.length classes = classes.filter(line => filter(line))
main.classes.loaded = 0 }
classes.forEach(fname => { main.classes.total += classes.length
$.get(`${ts_d_src}/${fname}`, content => { for (let fname of classes) {
monaco.languages.typescript.javascriptDefaults.addExtraLib(content, `file:///src/typings/${fname}`) if (count++ % 50 == 0) { await axios.get(`${ts_d_src}/${fname}`) }
main.classes.loaded++ loadExtraLib(`${ts_d_src}/${fname}`, `file:///src/typings/${fname}`)
}) }
}) })
}) }
}
function loadExtraLib(url, file) {
axios.get(url).then(result => monaco.languages.typescript.javascriptDefaults.addExtraLib(result.data, file)).finally(() => main.classes.loaded++)
}
require(["vs/editor/editor.main"], async function() {
main.classes.total = 0
main.classes.loaded = 0
editor = monaco.editor.create(document.getElementById('editor'), { editor = monaco.editor.create(document.getElementById('editor'), {
value: window.localStorage.getItem(codeStorageKey) || 'org.bukkit.Bukkit.server.version', value: window.localStorage.getItem(codeStorageKey) || 'org.bukkit.Bukkit.server.version',
language: 'javascript', language: 'javascript',
@ -47,6 +50,10 @@ require(["vs/editor/editor.main"], function() {
editor.addCommand(monaco.KeyMod.CtrlCmd | monaco.KeyCode.KEY_Q, function() { editor.addCommand(monaco.KeyMod.CtrlCmd | monaco.KeyCode.KEY_Q, function() {
console.log('switch') console.log('switch')
}) })
loadExtraLibs(`https://cdn.jsdelivr.net/gh/circlecloud/ms@master/packages/types/dist/typings/jdk`, (line) => line.startsWith('java.lang'))
if (main.type !== 'unknow') {
loadExtraLibs(`https://cdn.jsdelivr.net/gh/circlecloud/ms@master/packages/types/dist/typings/${main.type}`)
}
}); });
function getSelectContent(editor) { function getSelectContent(editor) {
let selInfo = editor.getSelection(); let selInfo = editor.getSelection();

View File

@ -1,64 +1,70 @@
/// <reference types="@ms/types/dist/typings/bukkit" />
/// <reference types="@ms/types/dist/typings/sponge" />
import { plugin as pluginApi, server } from '@ms/api' import { plugin as pluginApi, server } from '@ms/api'
import { plugin, interfaces, cmd } from '@ms/plugin' import { plugin, interfaces, cmd } from '@ms/plugin'
import { DefaultContainer as container, inject, postConstruct } from '@ms/container'; import { DefaultContainer as container, inject, postConstruct } from '@ms/container'
import * as reflect from '@ms/common/dist/reflect' import * as reflect from '@ms/common/dist/reflect'
let clients: any[] = []; let clients: any[] = []
let SPLIT_LINE = '\\M\\W\\S|T|S|S/L/T/' let SPLIT_LINE = '\\M\\W\\S|T|S|S/L/T/'
const refList: Array<{ server: string, future: string }> = [ const refList: Array<{ server: string, future: string }> = [
{ server: 'an', future: 'g' }, { server: 'an', future: 'g' },
{ server: 'getServerConnection', future: 'f' }, { server: 'getServerConnection', future: 'f' },
{ server: 'func_147137_ag', future: 'field_151274_e' } { server: 'func_147137_ag', future: 'field_151274_e' }
]; ]
const Callable = Java.type('java.util.concurrent.Callable')
@plugin({ name: 'WebSocket', version: '1.0.0', author: 'MiaoWoo', source: __filename }) @plugin({ name: 'WebSocket', version: '1.0.0', author: 'MiaoWoo', source: __filename })
export class WebSocket extends interfaces.Plugin { export class WebSocket extends interfaces.Plugin {
@inject(pluginApi.PluginManager) @inject(pluginApi.PluginManager)
private PluginManager: pluginApi.PluginManager; private PluginManager: pluginApi.PluginManager
@inject(server.ServerType) @inject(server.ServerType)
private ServerType: string; private ServerType: string
private pipeline: any; @inject(pluginApi.PluginInstance)
private pluginInstance: any
private pipeline: any
@cmd() @cmd()
ws(sender: any, command: string, args: string[]) { ws(sender: any, command: string, args: string[]) {
switch (args[0]) { switch (args[0]) {
case "reload": case "reload":
this.PluginManager.reload(this); this.PluginManager.reload(this)
break; break
default: default:
} }
} }
disable() { disable() {
if (this.pipeline) { if (this.pipeline) {
this.pipeline.remove('miao_detect'); this.pipeline.remove('miao_detect')
clients.forEach(c => c.close()) clients.forEach(c => c.close())
container.unbind('onmessage') container.unbind('onmessage')
} }
} }
bukkitenable() { bukkitenable() {
let Bukkit = Java.type('org.bukkit.Bukkit'); let Bukkit = Java.type('org.bukkit.Bukkit')
let consoleServer = reflect.on(Bukkit.getServer()).get('console').get(); let consoleServer = reflect.on(Bukkit.getServer()).get('console').get()
this.injectMiaoDetect(this.reflectPromise(consoleServer)) this.injectMiaoDetect(this.reflectPromise(consoleServer))
} }
spongeenable() { spongeenable() {
let Sponge = Java.type('org.spongepowered.api.Sponge'); let Sponge = Java.type('org.spongepowered.api.Sponge')
let consoleServer = reflect.on(Sponge.getServer()).get(); let consoleServer = reflect.on(Sponge.getServer()).get()
this.injectMiaoDetect(this.reflectPromise(consoleServer)) this.injectMiaoDetect(this.reflectPromise(consoleServer))
} }
reflectPromise(consoleServer) { reflectPromise(consoleServer) {
for (const ref of refList) { for (const ref of refList) {
try { return reflect.on(consoleServer).call(ref.server).get(ref.future).get().get(0); } catch (error) { } try { return reflect.on(consoleServer).call(ref.server).get(ref.future).get().get(0) } catch (error) { }
} }
} }
injectMiaoDetect(promise) { injectMiaoDetect(promise) {
if (!promise) { throw Error(`Can't found ServerConnection or ChannelFuture !`) }; if (!promise) { throw Error(`Can't found ServerConnection or ChannelFuture !`) }
this.pipeline = reflect.on(promise).get('channel').get().pipeline(); this.pipeline = reflect.on(promise).get('channel').get().pipeline()
this.pipeline.addFirst('miao_detect', new MiaoDetectHandler()); this.pipeline.addFirst('miao_detect', new MiaoDetectHandler())
container.bind('onmessage').toFunction(this.onmessage.bind(this)) container.bind('onmessage').toFunction(this.onmessage.bind(this))
} }
@ -74,20 +80,31 @@ export class WebSocket extends interfaces.Plugin {
} }
execCommand(ctx: any, cmd: string) { execCommand(ctx: any, cmd: string) {
org.bukkit.Bukkit.dispatchCommand(org.bukkit.Bukkit.getConsoleSender(), cmd) switch (this.ServerType) {
case "bukkit":
org.bukkit.Bukkit.dispatchCommand(org.bukkit.Bukkit.getConsoleSender(), cmd)
break
case "sponge":
break
}
return `§6命令: §b${cmd} §a执行成功!` return `§6命令: §b${cmd} §a执行成功!`
} }
execCode(ctx: any, code: string) { execCode(ctx: any, code: string) {
return eval(code) || '无返回结果' switch (this.ServerType) {
case "bukkit":
return org.bukkit.Bukkit.getScheduler().callSyncMethod(this.pluginInstance, new Callable({ call: () => eval(code) })).get() || '无返回结果'
case "sponge":
return ''
}
} }
execDetect(ctx: any, cmd: string) { execDetect(ctx: any, cmd: string) {
switch (cmd) { switch (cmd) {
case "type": case "type":
let version = this.ServerType == 'bukkit' ? org.bukkit.Bukkit.getServer().getVersion() : org.spongepowered.api.Sponge.getPlatform().getMinecraftVersion(); let version = this.ServerType == 'bukkit' ? org.bukkit.Bukkit.getServer().getVersion() : org.spongepowered.api.Sponge.getPlatform().getMinecraftVersion()
this.sendResult(ctx, "type", this.ServerType) this.sendResult(ctx, "type", this.ServerType)
return `Currect Server Version is ${version}`; return `Currect Server Version is ${version}`
} }
} }
@ -96,62 +113,63 @@ export class WebSocket extends interfaces.Plugin {
} }
} }
const ChannelInboundHandlerAdapter = Java.type('io.netty.channel.ChannelInboundHandlerAdapter'); const ChannelInboundHandlerAdapter = Java.type('io.netty.channel.ChannelInboundHandlerAdapter')
const CharsetUtil = Java.type('io.netty.util.CharsetUtil') const CharsetUtil = Java.type('io.netty.util.CharsetUtil')
const TextWebSocketFrame = Java.type('io.netty.handler.codec.http.websocketx.TextWebSocketFrame') const TextWebSocketFrame = Java.type('io.netty.handler.codec.http.websocketx.TextWebSocketFrame')
const MiaoDetectHandler = Java.extend(ChannelInboundHandlerAdapter, { const MiaoDetectHandler = Java.extend(ChannelInboundHandlerAdapter, {
channelRead: function(ctx: any, channel: any) { channelRead: (ctx: any, channel: any) => {
channel.pipeline().addFirst('miaowebsocket', new WebSocketHandler()) channel.pipeline().addFirst('miaowebsocket', new WebSocketHandler())
ctx.fireChannelRead(channel); ctx.fireChannelRead(channel)
} }
}) })
const TypeParameterMatcher = Java.type('io.netty.util.internal.TypeParameterMatcher') const TypeParameterMatcher = Java.type('io.netty.util.internal.TypeParameterMatcher')
const DefaultHttpResponse = Java.type('io.netty.handler.codec.http.DefaultHttpResponse'); const DefaultHttpResponse = Java.type('io.netty.handler.codec.http.DefaultHttpResponse')
const DefaultFullHttpResponse = Java.type('io.netty.handler.codec.http.DefaultFullHttpResponse'); const DefaultFullHttpResponse = Java.type('io.netty.handler.codec.http.DefaultFullHttpResponse')
const HttpHeaders = Java.type('io.netty.handler.codec.http.HttpHeaders'); const HttpHeaders = Java.type('io.netty.handler.codec.http.HttpHeaders')
const HttpVersion = Java.type('io.netty.handler.codec.http.HttpVersion'); const HttpVersion = Java.type('io.netty.handler.codec.http.HttpVersion')
const HttpResponseStatus = Java.type('io.netty.handler.codec.http.HttpResponseStatus'); const HttpResponseStatus = Java.type('io.netty.handler.codec.http.HttpResponseStatus')
const LastHttpContent = Java.type('io.netty.handler.codec.http.LastHttpContent'); const LastHttpContent = Java.type('io.netty.handler.codec.http.LastHttpContent')
const HttpServerCodec = Java.type('io.netty.handler.codec.http.HttpServerCodec'); const HttpServerCodec = Java.type('io.netty.handler.codec.http.HttpServerCodec')
const ChunkedWriteHandler = Java.type('io.netty.handler.stream.ChunkedWriteHandler'); const ChunkedWriteHandler = Java.type('io.netty.handler.stream.ChunkedWriteHandler')
const HttpObjectAggregator = Java.type('io.netty.handler.codec.http.HttpObjectAggregator'); const HttpObjectAggregator = Java.type('io.netty.handler.codec.http.HttpObjectAggregator')
const WebSocketServerProtocolHandler = Java.type('io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler'); const WebSocketServerProtocolHandler = Java.type('io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler')
const SimpleChannelInboundHandler = Java.type('io.netty.channel.SimpleChannelInboundHandler'); const SimpleChannelInboundHandler = Java.type('io.netty.channel.SimpleChannelInboundHandler')
const FullHttpRequestMatcher = TypeParameterMatcher.get(base.getClass('io.netty.handler.codec.http.FullHttpRequest')) const FullHttpRequestMatcher = TypeParameterMatcher.get(base.getClass('io.netty.handler.codec.http.FullHttpRequest'))
const File = Java.type('java.io.File'); const File = Java.type('java.io.File')
const RandomAccessFile = Java.type('java.io.RandomAccessFile'); const RandomAccessFile = Java.type('java.io.RandomAccessFile')
const DefaultFileRegion = Java.type('io.netty.channel.DefaultFileRegion'); const DefaultFileRegion = Java.type('io.netty.channel.DefaultFileRegion')
const ChannelFutureListener = Java.type('io.netty.channel.ChannelFutureListener'); const ChannelFutureListener = Java.type('io.netty.channel.ChannelFutureListener')
const HttpRequestHandler = Java.extend(SimpleChannelInboundHandler, { const HttpRequestHandler = Java.extend(SimpleChannelInboundHandler, {
acceptInboundMessage: (msg: any) => { acceptInboundMessage: (msg: any) => {
return FullHttpRequestMatcher.match(msg); return FullHttpRequestMatcher.match(msg)
}, },
channelRead0: (ctx: any, request: any) => { channelRead0: (ctx: any, request: any) => {
if ('/ws' == request.getUri()) { if ('/ws' == request.getUri()) {
ctx.fireChannelRead(request.retain()) ctx.fireChannelRead(request.retain())
} else { } else {
if (HttpHeaders.is100ContinueExpected(request)) { if (HttpHeaders.is100ContinueExpected(request)) {
ctx.writeAndFlush(new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.CONTINUE)); ctx.writeAndFlush(new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.CONTINUE))
} }
let file = new File('/home/project/TSWorkSpace/ms/packages/plugins/public', request.getUri().split('?')[0]) let filename = request.getUri().split('?')[0].substr(1)
if (!file.exists()) { let file = new File('/home/project/TSWorkSpace/ms/packages/plugins/public', filename || 'index.html')
ctx.write(new DefaultHttpResponse(request.getProtocolVersion(), HttpResponseStatus.NOT_FOUND)); if (!file.exists() || !file.isFile()) {
ctx.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT).addListener(ChannelFutureListener.CLOSE); ctx.write(new DefaultHttpResponse(request.getProtocolVersion(), HttpResponseStatus.NOT_FOUND))
return; ctx.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT).addListener(ChannelFutureListener.CLOSE)
return
} }
let response = new DefaultHttpResponse(request.getProtocolVersion(), HttpResponseStatus.OK) let response = new DefaultHttpResponse(request.getProtocolVersion(), HttpResponseStatus.OK)
response.headers().set(HttpHeaders.Names.CONTENT_TYPE, "text/html; charset=UTF-8"); response.headers().set(HttpHeaders.Names.CONTENT_TYPE, "text/html charset=UTF-8")
let raf = new RandomAccessFile(file, 'r'); let raf = new RandomAccessFile(file, 'r')
let keepAlive = HttpHeaders.isKeepAlive(request); let keepAlive = HttpHeaders.isKeepAlive(request)
if (keepAlive) { if (keepAlive) {
response.headers().set(HttpHeaders.Names.CONTENT_LENGTH, file.length()); response.headers().set(HttpHeaders.Names.CONTENT_LENGTH, file.length())
response.headers().set(HttpHeaders.Names.CONNECTION, HttpHeaders.Values.KEEP_ALIVE); response.headers().set(HttpHeaders.Names.CONNECTION, HttpHeaders.Values.KEEP_ALIVE)
} }
ctx.write(response); ctx.write(response)
ctx.write(new DefaultFileRegion(raf.getChannel(), 0, raf.length())); ctx.write(new DefaultFileRegion(raf.getChannel(), 0, raf.length()))
let future = ctx.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT); let future = ctx.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT)
if (!keepAlive) { if (!keepAlive) {
future.addListener(ChannelFutureListener.CLOSE); future.addListener(ChannelFutureListener.CLOSE)
} }
} }
} }
@ -160,38 +178,37 @@ const TextWebSocketFrameMatcher = TypeParameterMatcher.get(base.getClass('io.net
const TextWebSocketFrameHandler = Java.extend(SimpleChannelInboundHandler, { const TextWebSocketFrameHandler = Java.extend(SimpleChannelInboundHandler, {
userEventTriggered: (ctx: any, evt: any) => { userEventTriggered: (ctx: any, evt: any) => {
if (evt == 'HANDSHAKE_COMPLETE') { if (evt == 'HANDSHAKE_COMPLETE') {
clients.push(ctx.channel()); clients.push(ctx.channel())
console.console(`§6[§cMS§6][§bWebSocket§6]§r new client §b${ctx.channel().id()} §aconnected...`) console.console(`§6[§cMS§6][§bWebSocket§6]§r new client §b${ctx.channel().id()} §aconnected...`)
} }
}, },
acceptInboundMessage: (msg: any) => { acceptInboundMessage: (msg: any) => {
return TextWebSocketFrameMatcher.match(msg); return TextWebSocketFrameMatcher.match(msg)
}, },
channelRead0: (ctx: any, msg: any) => { channelRead0: (ctx: any, msg: any) => {
container.get<any>('onmessage')(ctx, msg); container.get<any>('onmessage')(ctx, msg)
} }
}) })
const WebSocketHandler = Java.extend(ChannelInboundHandlerAdapter, { const WebSocketHandler = Java.extend(ChannelInboundHandlerAdapter, {
channelRead: function(ctx: any, msg: any) { channelRead: function(ctx: any, msg: any) {
msg.markReaderIndex(); msg.markReaderIndex()
let message: string = msg.toString(CharsetUtil.UTF_8); let message: string = msg.toString(CharsetUtil.UTF_8)
let channel = ctx.channel(); let channel = ctx.channel()
let pipeline = channel.pipeline(); let pipeline = channel.pipeline()
if (message.indexOf('HTTP/1.1') > 0) { if (message.indexOf('HTTP/1.1') > 0) {
try { channel.pipeline().names().forEach(f => {
'protocol_lib_finish protocol_lib_decoder protocol_lib_encoder'.split(' ').forEach(f => channel.pipeline().remove(f)) if (f == 'miaowebsocket' || f.indexOf('DefaultChannelPipeline') > -1) { return }
} catch (error) { pipeline.remove(f)
} })
'timeout legacy_query splitter decoder prepender encoder packet_handler'.split(' ').forEach(f => channel.pipeline().remove(f)) pipeline.addLast('http', new HttpServerCodec())
pipeline.addLast('http', new HttpServerCodec()); pipeline.addLast('chunk', new ChunkedWriteHandler())
pipeline.addLast('chunk', new ChunkedWriteHandler()); pipeline.addLast('httpobj', new HttpObjectAggregator(64 * 1024))
pipeline.addLast('httpobj', new HttpObjectAggregator(64 * 1024)); pipeline.addLast('http_request', new HttpRequestHandler())
pipeline.addLast('http_request', new HttpRequestHandler()); pipeline.addLast('websocket', new WebSocketServerProtocolHandler("/ws"))
pipeline.addLast('websocket', new WebSocketServerProtocolHandler("/ws")); pipeline.addLast('websocket_handler', new TextWebSocketFrameHandler())
pipeline.addLast('websocket_handler', new TextWebSocketFrameHandler());
} }
pipeline.remove('miaowebsocket'); pipeline.remove('miaowebsocket')
msg.resetReaderIndex(); msg.resetReaderIndex()
ctx.fireChannelRead(msg); ctx.fireChannelRead(msg)
} }
}) })