public async Task <Result> StartDataServer()
{
if (EC2Client == null || TaskConfigurationService == null)
{
return new Result()
{
ErrorCode = Constants.ErrorCodes.FAILURE
}
}
;
InstanceConfiguration instanceConfiguration = TaskConfigurationService.GetDataPreparationConfiguration();
var runInstanceResponse = await Instances.LaunchInstance(EC2Client, instanceConfiguration);
var instanceId = runInstanceResponse.Reservation.Instances[0].InstanceId;
bool isInstanceRunning = false;
DescribeInstanceStatusResponse describeInstanceStatusResponse;
GetInstanceStatusRequestConfiguration instanceStatusReqConfig = new GetInstanceStatusRequestConfiguration()
{
InstanceIds = new List <string>()
{
instanceId
},
IncludeAllInstances = true
};
// timeout?
while (!isInstanceRunning)
{
describeInstanceStatusResponse = await Instances.GetInstanceStatus(EC2Client, instanceStatusReqConfig);
var instance = describeInstanceStatusResponse.InstanceStatuses.Where(i => i.InstanceId == instanceId)
.FirstOrDefault();
if (instance != null)
{
switch (instance.InstanceState.Code)
{
case INSTANCE_STATE_CODE_PENDING:
continue;
case INSTANCE_STATE_CODE_RUNNING:
isInstanceRunning = true;
break;
default:
throw new System.Exception("Instance stopped.");
}
}
else
{
throw new System.Exception("Instance not found.");
}
}
return(new Result {
ErrorCode = Constants.ErrorCodes.OK
});
}
