/// <summary>
/// 从缓存中获取中间件树
/// </summary>
/// <returns></returns>
public static MNodeTree GetMNodeTree()
{
MNodeTree mtree = new MNodeTree();
mtree.LoadCache();
return(mtree);
}
//根节点远程执行命令
public static string RootRemoteCommand(string identify, string eprocess, string method, string arg)
{
Dictionary <string, string> argDic = JsonConvert.DeserializeObject <Dictionary <string, string> >(arg);
string argstr = "";
foreach (var i in argDic)
{
if (argstr == "")
{
argstr = i.Key + "=" + i.Value;
}
else
{
argstr += "&" + i.Key + "=" + i.Value;
}
}
if (WcfGlobal.Identify == identify)
{
return(WcfGlobal.normalIPC.CallCmd(eprocess, method, argstr));
}
else
{
MNodePath NodePath = null;
MNodeTree mtree = new MNodeTree();
mtree.LoadCache();
NodePath = mtree.CalculateMNodePath(WcfGlobal.Identify, identify);
return(ReplyRemoteCommand(eprocess, method, argstr, NodePath));
}
}
//路径首次执行
private static MNodePath FirstGetNodePath(string plugin, MNodePlugin localPlugin)
{
try
{
List <MNodePath> pathlist = new List <MNodePath>();
string[] remoteNodeId = localPlugin.RemotePlugin.Find(x => x.PluginName == plugin).MNodeIdentify.ToArray();
MNodeTree mtree = new MNodeTree();
mtree.LoadCache();
foreach (string Id in remoteNodeId)
{
pathlist.Add(mtree.CalculateMNodePath(WcfGlobal.Identify, Id));
}
MNodePath nodePath = null;
if (localPlugin.PathStrategy == 0)//随机策略
{
Random ro = new Random();
int index = ro.Next(0, pathlist.Count);
nodePath = pathlist[index];
}
else//最短路径?
{
nodePath = pathlist[0];
}
return(nodePath);
}
catch (Exception err)
{
throw err;
}
}
//根节点远程获取服务
public static string RootRemoteGetServices(string identify)
{
if (WcfGlobal.Identify == identify)
{
return(GetServiceConfig());
}
else
{
MNodePath NodePath = null;
MNodeTree mtree = new MNodeTree();
mtree.LoadCache();
NodePath = mtree.CalculateMNodePath(WcfGlobal.Identify, identify);
return(ReplyRemoteGetServices(NodePath));
}
}
//处理请求
public static string ProcessRequest(string clientId, string plugin, string controller, string method, string jsondata, HeaderParameter para)
{
string retJson = null;
try
{
//显示调试信息
if (WcfGlobal.IsDebug == true)
{
ShowHostMsg(Color.Black, DateTime.Now, "服务正在执行：" + controller + "." + method + "(" + jsondata + ")");
}
if (para.NodePath == null)
{
// 首次请求验证
FirstVerification(clientId, plugin, controller, method, jsondata, para);
if (string.IsNullOrEmpty(para.endidentify))//计算远程节点路径
{
//验证本地执行还是远程执行服务
MNodePlugin localPlugin = RemotePluginManage.GetLocalPlugin();
if (localPlugin.LocalPlugin.ToList().FindIndex(x => x == plugin) != -1)//本地插件
{
//执行本地数据请求
retJson = LocalDataRequest(plugin, controller, method, jsondata, para);
}
else if (localPlugin.RemotePlugin.FindIndex(x => x.PluginName == plugin) != -1)//远程插件
{
para.NodePath = FirstGetNodePath(plugin, localPlugin);
retJson = PathNextRequest(plugin, controller, method, jsondata, para);
}
else
{
throw new Exception("本中间件节点中没有配置此插件：" + plugin);
}
}
else//计算指定节点的路径
{
MNodeTree mtree = new MNodeTree();
mtree.LoadCache();
para.NodePath = mtree.CalculateMNodePath(WcfGlobal.Identify, para.endidentify);
retJson = PathNextRequest(plugin, controller, method, jsondata, para);
}
}
else//由远程执行服务发送请求
{
retJson = PathNextRequest(plugin, controller, method, jsondata, para);
}
//显示调试信息
if (WcfGlobal.IsDebug == true)
{
ShowHostMsg(Color.Green, DateTime.Now, "服务" + controller + "." + method + "执行完成：" + retJson);
}
//更新客户端信息
ClientManage.UpdateRequestClient(clientId, jsondata == null ? 0 : jsondata.Length, retJson == null ? 0 : retJson.Length);
return(retJson);
}
catch (Exception err)
{
//记录错误日志
if (err.InnerException == null)
{
retJson = "{\"flag\":1,\"msg\":" + "\"" + err.Message + "\"" + "}";
if (para.iscompressjson)
{
retJson = ZipComporessor.Compress(retJson);
}
ShowHostMsg(Color.Red, DateTime.Now, "服务" + controller + "." + method + "执行失败：" + err.Message);
return(retJson);
}
else
{
retJson = "{\"flag\":1,\"msg\":" + "\"" + err.InnerException.Message + "\"" + "}";
if (para.iscompressjson)
{
retJson = ZipComporessor.Compress(retJson);
}
ShowHostMsg(Color.Red, DateTime.Now, "服务" + controller + "." + method + "执行失败：" + err.InnerException.Message);
return(retJson);
}
}
}