public override bool OnCheckSingleInstance()
{
try
{
int currentId = Process.GetCurrentProcess().Id;
string path = UtilsCore.GetTempPath() + "/" + Constants.Name + "_" + Constants.AppID + ".pid";
if (File.Exists(path) == false)
{
}
else
{
int otherId;
if (int.TryParse(Platform.Instance.FileContentsReadText(path), out otherId))
{
string procFile = "/proc/" + otherId.ToString() + "/cmdline";
if (File.Exists(procFile))
{
return(false);
}
}
}
Platform.Instance.FileContentsWriteText(path, currentId.ToString(), Encoding.ASCII);
return(true);
}
catch (Exception e)
{
Engine.Instance.Logs.Log(e);
return(true);
}
}
public override void OnCheckSingleInstanceClear()
{
try
{
int currentId = Process.GetCurrentProcess().Id;
string path = UtilsCore.GetTempPath() + "/" + Constants.Name + "_" + Constants.AppID + ".pid";
if (File.Exists(path))
{
int otherId;
if (int.TryParse(Platform.Instance.FileContentsReadText(path), out otherId))
{
if (otherId == currentId)
{
Platform.Instance.FileDelete(path);
}
}
}
}
catch (Exception e)
{
Engine.Instance.Logs.Log(e);
}
}
public override void Start()
{
ServiceEdition = false;
ServiceUninstallAtEnd = false;
string tempPathToDelete = "";
try
{
if (Connect(Constants.ElevatedServiceTcpPort) == false) // Will work if the service is active
{
Engine.Instance.UiManager.Broadcast("init.step", "message", LanguageManager.GetText("InitStepRaiseSystemPrivileges"));
Engine.Instance.Logs.LogVerbose(LanguageManager.GetText("InitStepRaiseSystemPrivileges"));
string helperPath = Platform.Instance.GetElevatedHelperPath();
// Special environment: AppImage
// pkexec/sudo can't see the file. Workaround: Copy, execute, remove.
bool appImageEnvironment = Platform.Instance.NeedExecuteOutsideAppPath(helperPath);
if (appImageEnvironment)
{
tempPathToDelete = UtilsCore.GetTempPath() + "/eddie-cli-elevated-" + RandomGenerator.GetHash();
if (File.Exists(tempPathToDelete))
{
File.Delete(tempPathToDelete);
}
File.Copy(helperPath, tempPathToDelete);
helperPath = tempPathToDelete;
}
int pid = Platform.Instance.StartProcessAsRoot(helperPath, new string[] { "spot" }, Engine.Instance.ConsoleMode);
System.Diagnostics.Process process = null;
if (pid > 0)
{
process = System.Diagnostics.Process.GetProcessById(pid);
}
for (; ;)
{
System.Threading.Thread.Sleep(1000);
if (process == null)
{
throw new Exception("Unable to start (1)");
}
if (process.HasExited)
{
throw new Exception("Unable to start (2)");
}
if (Connect(9345))
{
break;
}
}
}
else
{
ServiceEdition = true;
}
base.Start();
}
catch (Exception ex)
{
Stop();
throw new Exception(LanguageManager.GetText("HelperPrivilegesFailed", ex.Message));
}
finally
{
if (tempPathToDelete != "")
{
Platform.Instance.FileDelete(tempPathToDelete);
}
}
}