/// <summary>
/// Query the market for product spot pricing.
/// </summary>
protected override void AmazonExecute()
{
var request = new DescribeSpotPriceHistoryRequest
{
InstanceType = new List <string> {
this.InstanceType.Get(this.ActivityContext)
},
ProductDescription = new List <string> {
this.ProductDescription.Get(this.ActivityContext)
},
StartTime = DateTime.Now.ToAmazonDateTime(),
};
try
{
var response = EC2Client.DescribeSpotPriceHistory(request);
// Get the first price in the price history array
decimal price = decimal.Parse(response.DescribeSpotPriceHistoryResult.SpotPriceHistory[0].SpotPrice);
this.CurrentSpotPrice.Set(this.ActivityContext, price);
}
catch (EndpointNotFoundException ex)
{
LogBuildMessage(ex.Message);
}
}
/// <summary>
/// Query EC2 for the spot pricing history for a specified instance type.
/// </summary>
protected override void AmazonExecute()
{
var request = new DescribeSpotPriceHistoryRequest
{
InstanceType = new List <string> {
this.InstanceType.Get(this.ActivityContext)
},
StartTime = this.StartTime.Get(this.ActivityContext).ToAmazonDateTime(),
EndTime = this.EndTime.Get(this.ActivityContext).ToAmazonDateTime()
};
try
{
var response = EC2Client.DescribeSpotPriceHistory(request);
this.PriceHistory.Set(this.ActivityContext, response.DescribeSpotPriceHistoryResult.SpotPriceHistory);
}
catch (EndpointNotFoundException ex)
{
this.LogBuildMessage(ex.Message);
}
}