// 停止一个 Instance
public ServiceControlResult StopInstance(string strInstanceName)
{
ServiceControlResult result = new ServiceControlResult();
try
{
bool bRet = ServerInfo.Host.CloseHost(strInstanceName);
if (bRet == true)
{
result.Value = 1; // 本次停止了它
}
else
{
result.Value = 0; // 本来就是停止状态
//result.ErrorInfo = "实例名 '" + strInstanceName + "' 没有找到";
//result.Value = -1;
}
return(result);
}
catch (Exception ex)
{
result.Value = -1;
result.ErrorInfo = "StopInstance() 出现异常: " + ex.Message;
return(result);
}
}
// 启动一个 Instance
public ServiceControlResult StartInstance(string strInstanceName)
{
ServiceControlResult result = new ServiceControlResult();
try
{
List <string> errors = null;
int nCount = ServerInfo.Host.OpenHosts(new List <string>()
{
strInstanceName
},
out errors);
if (errors != null && errors.Count > 0)
{
result.ErrorInfo = StringUtil.MakePathList(errors);
result.Value = -1;
}
return(result);
}
catch (Exception ex)
{
result.Value = -1;
result.ErrorInfo = "StartInstance() 出现异常: " + ex.Message;
return(result);
}
}
// 检测 dp2capo.exe 是否在运行状态
static bool IsDp2CapoRunning()
{
try
{
IpcInfo ipc = BeginIpc();
try
{
ServiceControlResult result = null;
InstanceInfo info = null;
// 获得一个实例的信息
result = ipc.Server.GetInstanceInfo(".",
out info);
if (result.Value == -1)
{
return(false);
}
if (info != null)
{
return(info.State == "running");
}
else
{
return(true);
}
}
finally
{
EndIpc(ipc);
}
}
catch (Exception ex)
{
return(false);
}
}
// 获得一个实例的信息
// 当 result.Value 返回值为 -1 或 0 时，info 可能返回 null
public ServiceControlResult GetInstanceInfo(string strInstanceName,
out InstanceInfo info)
{
info = null;
ServiceControlResult result = new ServiceControlResult();
try
{
if (strInstanceName == ".")
{
info = new InstanceInfo
{
InstanceName = strInstanceName,
State = "running"
};
result.Value = 1; // 表示 dp2kernel 正在运行状态
return(result);
}
ServiceHost host = ServerInfo.Host.FindHost(strInstanceName);
if (host == null)
{
result.Value = 0;
return(result);
}
HostInfo host_info = host.Extensions.Find <HostInfo>();
if (host_info == null)
{
result.Value = -1;
result.ErrorInfo = "host 中没有找到 HostInfo ";
return(result);
}
info = new InstanceInfo
{
InstanceName = host_info.InstanceName,
State = "running"
};
result.Value = 1;
return(result);
}
catch (Exception ex)
{
result.Value = -1;
result.ErrorInfo = "GetInstanceInfo() 出现异常: " + ex.Message;
return(result);
}
}
// 获得一个实例的信息
public ServiceControlResult GetInstanceInfo(string strInstanceName,
out InstanceInfo info)
{
info = null;
ServiceControlResult result = new ServiceControlResult();
try
{
// 查询 dp2Capo 运行状态
if (strInstanceName == ".")
{
info = new InstanceInfo();
info.InstanceName = strInstanceName;
info.State = "running";
result.Value = 1; // 表示 dp2capo 正在运行状态
return(result);
}
// 查询全局服务运行状态。全局服务包括 SIP 和 Z39.50 Service
if (strInstanceName == ".global")
{
info = new InstanceInfo();
info.InstanceName = strInstanceName;
info.State = ServerInfo.GlobalServiceRunning ? "running" : "stopped";
result.Value = 1;
return(result);
}
Instance instance = ServerInfo.FindInstance(strInstanceName);
if (instance == null)
{
result.Value = 0;
return(result);
}
info = new InstanceInfo();
info.InstanceName = instance.Name;
info.State = instance.Running ? "running" : "stopped";
result.Value = 1;
return(result);
}
catch (Exception ex)
{
result.Value = -1;
result.ErrorInfo = "GetInstanceInfo() 出现异常: " + ex.Message;
return(result);
}
}
// parameters:
// strCommand start/stop/getState
// return:
// -1 出错
// 0/1 strCommand 为 "getState" 时分别表示实例 不在运行/在运行 状态
public static int dp2capo_serviceControl(
string strCommand,
string strInstanceName,
out string strError)
{
strError = "";
try
{
IpcInfo ipc = BeginIpc();
try
{
ServiceControlResult result = null;
if (strCommand == "start")
{
result = ipc.Server.StartInstance(strInstanceName);
}
else if (strCommand == "stop")
{
result = ipc.Server.StopInstance(strInstanceName);
}
else if (strCommand == "getState")
{
InstanceInfo info = null;
// 获得一个实例的信息
result = ipc.Server.GetInstanceInfo(strInstanceName,
out info);
if (result.Value == -1)
{
strError = result.ErrorInfo;
return(-1);
}
else
{
strError = info.State;
}
return(result.Value);
}
else
{
strError = "未知的命令 '" + strCommand + "'";
return(-1);
}
if (result.Value == -1)
{
strError = result.ErrorInfo;
return(-1);
}
strError = result.ErrorInfo;
return(0);
}
finally
{
EndIpc(ipc);
}
}
catch (Exception ex)
{
strError = ex.Message;
return(-1);
}
}
