private void UpdateWorkersInRegion(IEnumerable <AwsRegionLocations> regions)
{
if (updateWorkersInputBox.ShowDialog() == DialogResult.OK)
{
try
{
foreach (var region in regions)
{
var updateFile = string.Format("deployments/{0}", updateWorkersInputBox.Input);
foreach (var instance in controlRegionDictionary[region].RegionDetails.Instances)
{
var result = workerCaller.UpdateWorker(instance, updateFile);
InstancesInRegionListView.UIThread(() =>
{
InstancesInRegionListView.UpdateListViewRow(instance.InstanceId, row =>
{
row.SubItems[3].Text = result ? "Update attempted" : "Update failed";
});
});
}
}
}
catch (Exception ex)
{
MessageBox.Show("There was an error: " + ex.ToString(), "Error!", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
private void RefreshWorkers(AwsRegionLocations region)
{
// Use canRefreshWorkers to ensure that we don't try to refresh workers while a refresh is in progress
if (canRefreshWorkers)
{
canRefreshWorkers = false;
var regionControl = controlRegionDictionary[region];
var instances = regionControl.RegionDetails.Instances;
// Go into the UI thread to clear out the current listview and re-add all the instances to it
InstancesInRegionListView.UIThread(() =>
{
InstancesInRegionListView.Items.Clear();
foreach (var instance in instances)
{
instance.WorkerInfo = null;
InstancesInRegionListView.Items.Add(instance.ToListViewItem());
}
});
var updateInstanceTasks = instances.Select(RefreshWorker);
Task.WhenAll(updateInstanceTasks.ToArray())
.ContinueWith(t =>
{
// Once we're all done refreshing all of the workers allow the refresh to happen again
canRefreshWorkers = true;
});
}
}
private Task RefreshWorker(InstanceInfo instance)
{
return(Task.Factory.StartNew(() =>
{
workerCaller.RefreshWorkerInfo(instance);
InstancesInRegionListView.UIThread(() =>
{
InstancesInRegionListView.UpdateListViewRow(instance.InstanceId, row =>
{
row.UpdateListViewItem(instance.WorkerInfo);
});
});
}));
}
