public InstanceActionResult RemoveInstance(string instanceId)
{
var adaptor = _adaptors.Remove(instanceId);
adaptor?.Dispose();
_fileSystem.DeleteRunningInstanceDirectory(instanceId);
_fileSystem.DeleteDataInstanceDirectory(instanceId);
return(InstanceActionResult.Result(instanceId, adaptor != null));
}
public InstanceActionResult SendDataMessage(StitchFullId fullStitchId, StitchDataMessage message)
{
var adaptor = _adaptors.Get(fullStitchId.StitchInstanceId);
if (adaptor == null)
{
return(InstanceActionResult.NotFound(fullStitchId.StitchInstanceId));
}
adaptor.SendMessage(message.Id, message.DataChannelName, message.Data, message.FromNodeId, message.FromStitchInstanceId);
return(InstanceActionResult.Result(fullStitchId.StitchInstanceId, true));
}
public InstanceActionResult Stop(StitchInstance stitchInstance)
{
try
{
var adaptor = _adaptors.Get(stitchInstance.Id);
if (adaptor == null)
{
return(InstanceActionResult.NotFound(stitchInstance.Id));
}
adaptor.Stop();
stitchInstance.State = InstanceStateType.Stopped;
return(InstanceActionResult.Result(stitchInstance.Id, true, stitchInstance));
}
catch (Exception e)
{
return(InstanceActionResult.Failure(stitchInstance.Id, true, stitchInstance, e));
}
}
public InstanceActionResult Start(PackageFile packageFile, StitchInstance stitchInstance)
{
if (string.IsNullOrEmpty(stitchInstance?.Id))
{
return(InstanceActionResult.BadRequest());
}
string instanceId = stitchInstance.Id;
IStitchAdaptor adaptor = null;
try
{
stitchInstance.State = InstanceStateType.Stopped;
adaptor = GetOrCreateStitchAdaptor(packageFile, stitchInstance);
if (adaptor == null)
{
stitchInstance.State = InstanceStateType.Missing;
return(InstanceActionResult.NotFound(instanceId));
}
// TODO: On Stitch start, we should send it information about the application topology
// TODO: We should also send application topology change notifications to every Stitch
// involved in the affected application.
bool started = adaptor.Start();
if (started)
{
stitchInstance.State = InstanceStateType.Started;
}
return(InstanceActionResult.Result(instanceId, started, stitchInstance));
}
catch (Exception e)
{
stitchInstance.State = InstanceStateType.Error;
return(InstanceActionResult.Failure(stitchInstance.Id, adaptor != null, e));
}
}