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Support --ephemeral flag (#660)

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This optional flag will configure the runner to only take one job, and let the service un-configure the runner after that job finishes.
This commit is contained in:
Tingluo Huang
2021-09-13 11:28:09 -04:00
committed by GitHub
parent 1b69c279f5
commit 7ffd9af644
7 changed files with 50 additions and 16 deletions
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18
src/Runner.Listener/Runner.cs
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@@ -234,7 +234,7 @@ namespace GitHub.Runner.Listener
HostContext.StartupType = startType;
// Run the runner interactively or as service
return await RunAsync(settings, command.RunOnce);
return await RunAsync(settings, command.RunOnce || settings.Ephemeral); // TODO: Remove RunOnce later.
}
else
{
@@ -466,8 +466,16 @@ namespace GitHub.Runner.Listener
await jobDispatcher.ShutdownAsync();
}
//TODO: make sure we don't mask more important exception
await _listener.DeleteSessionAsync();
try
{
await _listener.DeleteSessionAsync();
}
catch (Exception ex) when (runOnce)
{
// ignore exception during delete session for ephemeral runner since the runner might already be deleted from the server side
// and the delete session call will ends up with 401.
Trace.Info($"Ignore any exception during DeleteSession for an ephemeral runner. {ex}");
}
messageQueueLoopTokenSource.Dispose();
}
@@ -512,7 +520,9 @@ Config Options:
--labels string Extra labels in addition to the default: 'self-hosted,{Constants.Runner.Platform},{Constants.Runner.PlatformArchitecture}'
--work string Relative runner work directory (default {Constants.Path.WorkDirectory})
--replace Replace any existing runner with the same name (default false)
--pat GitHub personal access token used for checking network connectivity when executing `.{separator}run.{ext} --check`");
--pat GitHub personal access token used for checking network connectivity when executing `.{separator}run.{ext} --check`
--ephemeral Configure the runner to only take one job and then let the service un-configure the runner after the job finishes (default false)");
#if OS_WINDOWS
_term.WriteLine($@" --runasservice Run the runner as a service");
_term.WriteLine($@" --windowslogonaccount string Account to run the service as. Requires runasservice");