/*
* Copyright Beijing 58 Information Technology Co.,Ltd.
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package com.bj58.spat.gaea.server.filter;
import com.bj58.spat.gaea.protocol.sdp.ResetProtocol;
import com.bj58.spat.gaea.protocol.sfp.enumeration.PlatformType;
import com.bj58.spat.gaea.protocol.sfp.v1.Protocol;
import com.bj58.spat.gaea.server.contract.context.ExecFilterType;
import com.bj58.spat.gaea.server.contract.context.Global;
import com.bj58.spat.gaea.server.contract.context.GaeaContext;
import com.bj58.spat.gaea.server.contract.context.GaeaResponse;
import com.bj58.spat.gaea.server.contract.context.SecureContext;
import com.bj58.spat.gaea.server.contract.context.ServerStateType;
import com.bj58.spat.gaea.server.contract.context.ServerType;
import com.bj58.spat.gaea.server.contract.filter.IFilter;
/**
* A filter for parse protocol from byte[]
*
* @author Service Platform Architecture Team (spat@58.com)
*/
public class ProtocolParseFilter implements IFilter {
@Override
public void filter(GaeaContext context) throws Exception {
if(context.getServerType() == ServerType.TCP) {
byte[] desKeyByte = null;
String desKeyStr = null;
boolean bool = false;
Global global = Global.getSingleton();
if(global != null){
//判断当前服务启用权限认证
if(global.getGlobalSecureIsRights()){
SecureContext securecontext = global.getGlobalSecureContext(context.getChannel().getNettyChannel());
bool = securecontext.isRights();
if(bool){
desKeyStr = securecontext.getDesKey();
}
}
}
if(desKeyStr != null){
desKeyByte = desKeyStr.getBytes("utf-8");
}
Protocol protocol = Protocol.fromBytes(context.getGaeaRequest().getRequestBuffer(),global.getGlobalSecureIsRights(),desKeyByte);
context.getGaeaRequest().setProtocol(protocol);
/**
* 服务重启直接返回
*/
if(Global.getSingleton().getServerState() == ServerStateType.Reboot && protocol.getPlatformType() == PlatformType.Java){
GaeaResponse response = new GaeaResponse();
ResetProtocol rp = new ResetProtocol();
rp.setMsg("This server is reboot!");
protocol.setSdpEntity(rp);
response.setResponseBuffer(protocol.toBytes(global.getGlobalSecureIsRights(),desKeyByte));
context.setGaeaResponse(response);
context.setExecFilter(ExecFilterType.None);
context.setDoInvoke(false);
}
}
}
@Override
public int getPriority() {
return 50;
}
}