public async Task SpecializeHostCoreAsync()
{
// Go async immediately to ensure that any async context from
// the PlaceholderSpecializationMiddleware is properly suppressed.
await Task.Yield();
_logger.LogInformation(Resources.HostSpecializationTrace);
// After specialization, we need to ensure that custom timezone
// settings configured by the user (WEBSITE_TIME_ZONE) are honored.
// DateTime caches timezone information, so we need to clear the cache.
TimeZoneInfo.ClearCachedData();
// Trigger a configuration reload to pick up all current settings
_configuration?.Reload();
_hostNameProvider.Reset();
await _languageWorkerChannelManager.SpecializeAsync();
NotifyChange();
await _scriptHostManager.RestartHostAsync();
await _scriptHostManager.DelayUntilHostReady();
}
public async Task SpecializeHostCoreAsync()
{
// Go async immediately to ensure that any async context from
// the PlaceholderSpecializationMiddleware is properly suppressed.
await Task.Yield();
_logger.LogInformation(Resources.HostSpecializationTrace);
// After specialization, we need to ensure that custom timezone
// settings configured by the user (WEBSITE_TIME_ZONE) are honored.
// DateTime caches timezone information, so we need to clear the cache.
TimeZoneInfo.ClearCachedData();
// Trigger a configuration reload to pick up all current settings
_configuration?.Reload();
_hostNameProvider.Reset();
// Reset the shared load context to ensure we're reloading
// user dependencies
FunctionAssemblyLoadContext.ResetSharedContext();
// Signals change of JobHost options from placeholder mode
// (ex: ScriptPath is updated)
NotifyChange();
using (_metricsLogger.LatencyEvent(MetricEventNames.SpecializationLanguageWorkerChannelManagerSpecialize))
{
await _rpcWorkerChannelManager.SpecializeAsync();
}
using (_metricsLogger.LatencyEvent(MetricEventNames.SpecializationRestartHost))
{
await _scriptHostManager.RestartHostAsync();
}
using (_metricsLogger.LatencyEvent(MetricEventNames.SpecializationDelayUntilHostReady))
{
await _scriptHostManager.DelayUntilHostReady();
}
}
