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Enable hostcontext to track auth migration. (#3776)

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This commit is contained in:
Tingluo Huang
2025-03-31 15:26:56 -04:00
committed by GitHub
parent 2cb1f9431a
commit cdeec012aa
4 changed files with 253 additions and 8 deletions
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91
src/Runner.Common/HostContext.cs
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@@ -37,6 +37,11 @@ namespace GitHub.Runner.Common
void ShutdownRunner(ShutdownReason reason);
void WritePerfCounter(string counter);
void LoadDefaultUserAgents();
bool AllowAuthMigration { get; }
void EnableAuthMigration(string trace);
void DeferAuthMigration(TimeSpan deferred, string trace);
event EventHandler<AuthMigrationEventArgs> AuthMigrationChanged;
}
public enum StartupType
@@ -70,12 +75,21 @@ namespace GitHub.Runner.Common
private RunnerWebProxy _webProxy = new();
private string _hostType = string.Empty;
// disable auth migration by default
private readonly ManualResetEventSlim _allowAuthMigration = new ManualResetEventSlim(false);
private DateTime _deferredAuthMigrationTime = DateTime.MaxValue;
private readonly object _authMigrationLock = new object();
private CancellationTokenSource _authMigrationAutoReenableTaskCancellationTokenSource = new();
private Task _authMigrationAutoReenableTask;
public event EventHandler Unloading;
public event EventHandler<AuthMigrationEventArgs> AuthMigrationChanged;
public CancellationToken RunnerShutdownToken => _runnerShutdownTokenSource.Token;
public ShutdownReason RunnerShutdownReason { get; private set; }
public ISecretMasker SecretMasker => _secretMasker;
public List<ProductInfoHeaderValue> UserAgents => _userAgents;
public RunnerWebProxy WebProxy => _webProxy;
public bool AllowAuthMigration => _allowAuthMigration.IsSet;
public HostContext(string hostType, string logFile = null)
{
// Validate args.
@@ -207,6 +221,71 @@ namespace GitHub.Runner.Common
LoadDefaultUserAgents();
}
// marked as internal for testing
internal async Task AuthMigrationAuthReenableAsync(TimeSpan refreshInterval, CancellationToken token)
{
try
{
while (!token.IsCancellationRequested)
{
_trace.Verbose($"Auth migration defer timer is set to expire at {_deferredAuthMigrationTime.ToString("O")}. AllowAuthMigration: {_allowAuthMigration.IsSet}.");
await Task.Delay(refreshInterval, token);
if (!_allowAuthMigration.IsSet && DateTime.UtcNow > _deferredAuthMigrationTime)
{
_trace.Info($"Auth migration defer timer expired. Allowing auth migration.");
EnableAuthMigration("Auth migration defer timer expired.");
}
}
}
catch (TaskCanceledException)
{
// Task was cancelled, exit the loop.
}
catch (Exception ex)
{
_trace.Info("Error in auth migration reenable task.");
_trace.Error(ex);
}
}
public void EnableAuthMigration(string trace)
{
_allowAuthMigration.Set();
lock (_authMigrationLock)
{
if (_authMigrationAutoReenableTask == null)
{
var refreshIntervalInMS = 60 * 1000;
#if DEBUG
// For L0, we will refresh faster
if (!string.IsNullOrEmpty(Environment.GetEnvironmentVariable("_GITHUB_ACTION_AUTH_MIGRATION_REFRESH_INTERVAL")))
{
refreshIntervalInMS = int.Parse(Environment.GetEnvironmentVariable("_GITHUB_ACTION_AUTH_MIGRATION_REFRESH_INTERVAL"));
}
#endif
_authMigrationAutoReenableTask = AuthMigrationAuthReenableAsync(TimeSpan.FromMilliseconds(refreshIntervalInMS), _authMigrationAutoReenableTaskCancellationTokenSource.Token);
}
}
_trace.Info($"Enable auth migration at {_deferredAuthMigrationTime.ToString("O")}.");
AuthMigrationChanged?.Invoke(this, new AuthMigrationEventArgs(trace));
}
public void DeferAuthMigration(TimeSpan deferred, string trace)
{
_allowAuthMigration.Reset();
// defer migration for a while
lock (_authMigrationLock)
{
_deferredAuthMigrationTime = DateTime.UtcNow.Add(deferred);
}
_trace.Info($"Disabled auth migration until {_deferredAuthMigrationTime.ToString("O")}.");
AuthMigrationChanged?.Invoke(this, new AuthMigrationEventArgs(trace));
}
public void LoadDefaultUserAgents()
{
if (string.IsNullOrEmpty(WebProxy.HttpProxyAddress) && string.IsNullOrEmpty(WebProxy.HttpsProxyAddress))
@@ -549,6 +628,18 @@ namespace GitHub.Runner.Common
_loadContext.Unloading -= LoadContext_Unloading;
_loadContext = null;
}
if (_authMigrationAutoReenableTask != null)
{
_authMigrationAutoReenableTaskCancellationTokenSource?.Cancel();
}
if (_authMigrationAutoReenableTaskCancellationTokenSource != null)
{
_authMigrationAutoReenableTaskCancellationTokenSource?.Dispose();
_authMigrationAutoReenableTaskCancellationTokenSource = null;
}
_httpTraceSubscription?.Dispose();
_diagListenerSubscription?.Dispose();
_traceManager?.Dispose();