private async Task <TenantInstance> GetTenantInstance(IOwinRequest request)
{
var requestIdentifier = configuration.IdentificationStrategy(request);
if (requestIdentifier == null)
{
throw new InvalidOperationException("The identification strategy did not return an identifier for the request.");
}
var instance = runningInstances.Get(requestIdentifier);
if (instance != null)
{
Log("Instance for '{0}' is already running.", requestIdentifier);
return(instance);
}
Log("Instance for '{0}' not running. Resolving tenant.", requestIdentifier);
var tenant = await configuration.TenantResolver.Resolve(requestIdentifier);
if (tenant != null)
{
Log("Tenant found with identifiers '{0}'", string.Join(",", tenant.RequestIdentifiers));
instance = StartInstance(tenant);
}
return(instance);
}
