public void ConnectMasterOPCServer()
{
if (IsConnect)
{
EventLogger.Log("OPC服务器已连接");
//NLogHelper.Error("生产线OPC服务器已连接");
}
else
{
string errorMsg = string.Empty;
this.MasterServer = OPCConnector.ConnectOPCServer(0, "localhost", "RSLinx OPC Server", ref errorMsg);
if (!string.IsNullOrEmpty(errorMsg))
{
EventLogger.Log(errorMsg);
//NLogHelper.Error(errorMsg);
return;
}
IsConnect = this.MasterServer != null;
if (!IsConnect)
{
EventLogger.Log("OPC服务器通讯失败");
//NLogHelper.Error("OPC服务器通讯失败");
}
EventLogger.Log("OPC服务器通讯成功。");
}
}
/// <summary>
/// 初始化
/// </summary>
/// <param name="serverPKID"></param>
/// <param name="address"></param>
/// <param name="updateRate"></param>
/// <param name="deviceTagParams"></param>
/// <param name="callback"></param>
private void Initial(Int64 serverPKID, string address, int updateRate,
List <DeviceTagParam> deviceTagParams, DataChangeEventHandler callback)
{
pkid = serverPKID;
#region 初始化参数
string ip = (address == "") ? CBaseData.LocalIP : address;
string serverName = address;
string[] addes = address.Split('|', ';'); //分号隔开，前面是IP地址，后面是OPCServer名称
if (addes.Length > 1)
{
ip = addes[0];
if ((ip.ToLower() == "local") || (ip.ToLower() == "localhost") || (ip.ToLower() == "."))
{
ip = CBaseData.LocalIP; //本机IP
}
serverName = addes[1];
}
else //默认为本机
{
ip = CBaseData.LocalIP;
}
IPAddress remote;
IPAddress.TryParse(ip, out remote);
ServerIP = remote;
OPCServerName = serverName;
Callback = callback; //设置回调函数
#endregion
DeviceTags = deviceTagParams; //标签
#region 自定义协议
CustomProtocol = (addes.Length >= 3) ? addes[2] : ""; //自定义协议
ProtocolVariable = (addes.Length >= 4) ? addes[3] : ""; //自定义协议
#endregion
#region OPC 设定
string error = String.Empty;
_opcServer = OpcServers.FirstOrDefault(c => c.PKID == serverPKID);
if ((_opcServer == null) || (!_opcServer.IsConnected))
{
_opcServer = OPCConnector.ConnectOPCServer(serverPKID, ip, serverName, ref error);
}
else
{
EventLogger.Log($"【{serverPKID}】OPC服务器已连接");
}
if (_opcServer != null && _opcServer.IsConnected)
{
List <Guid> subHandels = new List <Guid>(); //Handel
List <string> subItemIds = new List <string>(); //标签地址
List <Guid> normalHandels = new List <Guid>(); //Handel
List <string> normalItemIds = new List <string>(); //标签地址
if (subHandels.Count > 0) //添加订阅
{
OpcGroup subGroup = _opcServer.AddGroup("GP" + serverPKID + "S", updateRate, true); //订阅的Group
subGroup.AddItems(subItemIds.ToArray(), subHandels.ToArray());
subGroup.DataChanged -= OPCDataChanged;
subGroup.DataChanged += OPCDataChanged;
}
if (normalHandels.Count > 0) //添加正常
{
OpcGroup normalGroup = _opcServer.AddGroup("GP" + serverPKID + "N", updateRate, false); //正常的Group
normalGroup.AddItems(normalItemIds.ToArray(), normalHandels.ToArray());
}
EventLogger.Log($"【{serverPKID}】OPC服务器连接成功。");
}
else
{
error = $"【{serverPKID}】OPC服务器连接失败，具体为：" + error;
EventLogger.Log(error);
}
OpcServers.Add(_opcServer); //将OPCServer添加到系统中
#endregion
}