public AWSAvailabilityZone[] GetAvailabilityZones(IAmazonEC2 ec2Client = null)
{
var ret = new List<AWSAvailabilityZone>();
var ec2 = ec2Client ?? GetEC2Client(); // might be passed in by instances calls...
var request = new DescribeAvailabilityZonesRequest();
var response = ec2.DescribeAvailabilityZones(request);
foreach (var zone in response.AvailabilityZones)
{
var awsZone = new AWSAvailabilityZone() { Region = zone.RegionName, Name = zone.ZoneName, };
ret.Add(awsZone);
}
return ret.ToArray();
}
private AWSInstance GetAWSInstanceFromInstance(Instance instance, AWSVolume[] volumes, AWSAvailabilityZone[] zones, Pricing pricing)
{
var tags = new List<AWSTag>();
string name = null;
if (instance.Tags != null)
{
foreach (var tag in instance.Tags)
{
if (tag.Key == "Name" && tag.Value != null)
{
name = tag.Value;
}
else
{
tags.Add(new AWSTag { Key = tag.Key, Value = tag.Value });
}
}
}
var awsInstanceVolumes = new List<AWSInstanceVolume>();
foreach (var mapping in instance.BlockDeviceMappings)
{
var volume = volumes.SingleOrDefault(_ => _.VolumeId == mapping.Ebs.VolumeId);
var awsInstanceVolume = new AWSInstanceVolume()
{
DeviceName = mapping.DeviceName,
EbsVolumeId = mapping.Ebs.VolumeId,
EbsStatus = mapping.Ebs.Status.Value,
VolumeSizeInGB = volume != null ? volume.Size : double.NaN,
VolumeType = volume != null ? volume.VolumeType : null,
};
awsInstanceVolumes.Add(awsInstanceVolume);
}
var instanceType = instance.InstanceType.Value;
var availabilityZone = instance.Placement.AvailabilityZone;
var region = zones.Single(_ => _.Name.Equals(availabilityZone)).Region;
var osTypeTag = tags.SingleOrDefault(_ => _.Key == Constants.OSTypes.TAG_NAME);
var osType = osTypeTag != null ? osTypeTag.Value : Constants.OSTypes.WINDOWS_BASE; // defaulting to windows base b/c that's the common case
var pricePerHour = pricing != null ? pricing.EC2Pricing.GetPrice(instanceType, osType, region) : double.NaN;
var pricePerMonth = pricing != null ? pricing.EBSPricing.GetPrice(region, awsInstanceVolumes) : double.NaN;
var ret = new AWSInstance()
{
InstanceId = instance.InstanceId,
ImageId = instance.ImageId,
AvailabilityZone = availabilityZone,
Region = region,
Platform = AWSInstance.GetPlatformFromString(instance.Platform == null ? null : instance.Platform.Value),
OSType = osTypeTag != null ? osTypeTag.Value : "Unknown - costed as Windows Base",
Volumes = awsInstanceVolumes.ToArray(),
Name = name,
IpAddress = instance.PublicIpAddress,
PrivateIpAddress = instance.PrivateIpAddress,
InstanceState = AWSInstance.GetStateFromString(instance.State.Name),
InstanceType = instanceType,
PricePerHourRunning = pricePerHour,
PricePerMonthStorage = pricePerMonth,
Tags = tags.ToArray(),
};
return ret;
}