public static void HostStateChanged(this ILogger logger, ScriptHostState previousHostState, ScriptHostState newHostState)
{
var newState = newHostState.ToString();
var previousState = previousHostState.ToString();
_hostStateChanged(logger, previousState, newState, null);
}
private async Task AwaitHostStateAsync(ScriptHostState state)
{
await TestHelpers.Await(async() =>
{
var response = await GetHostStatusAsync();
var hostStatus = response.Content.ReadAsAsync <HostStatus>();
return(string.Compare(hostStatus.Result.State, state.ToString(), StringComparison.OrdinalIgnoreCase) == 0);
});
}
public async Task <IActionResult> Resume([FromServices] IScriptHostManager scriptHostManager)
{
try
{
await _resumeSemaphore.WaitAsync();
ScriptHostState currentState = scriptHostManager.State;
_logger.LogDebug($"Received request to resume a draining host - host status: {currentState.ToString()}");
if (currentState != ScriptHostState.Running ||
!Utility.TryGetHostService(scriptHostManager, out IDrainModeManager drainModeManager))
{
_logger.LogDebug("The host is not in a state where we can resume.");
return(StatusCode(StatusCodes.Status409Conflict));
}
_logger.LogDebug($"Drain mode enabled: {drainModeManager.IsDrainModeEnabled}");
if (drainModeManager.IsDrainModeEnabled)
{
_logger.LogDebug("Starting a new host");
await scriptHostManager.RestartHostAsync();
}
var status = new ResumeStatus {
State = scriptHostManager.State
};
return(Ok(status));
}
finally
{
_resumeSemaphore.Release();
}
}
