public async Task SaveChanges_SmallTemplate_SubmitsDirectly()
{
// arrange
var alarm = Alarm();
var group = Group();
var stackName = ExpectedStackName(group);
SetupListStacksToReturnStackNames();
SetupStackStatusSequence(stackName, new List <string> {
"CREATE_COMPLETE"
});
var s3Location = new S3Location("bucket", "s3/path");
var deployer = MakeDeployer(s3Location, TimeSpan.Zero, TimeSpan.FromMinutes(1));
var sut = new CloudFormationAlarmCreator(deployer, new ConsoleAlarmLogger(false));
// act
sut.AddAlarms(group, new[] { alarm });
await sut.SaveChanges(false);
// assert
_s3Mock
.Verify(x => x.PutObjectAsync(
It.IsAny <PutObjectRequest>(),
It.IsAny <CancellationToken>()), Times.Never);
_cloudFormationMock
.Verify(x => x.CreateStackAsync(
It.Is <CreateStackRequest>(s => s.StackName == stackName &&
s.TemplateURL == null &&
!string.IsNullOrWhiteSpace(s.TemplateBody)),
It.IsAny <CancellationToken>()), Times.Exactly(1));
}
public CloudformationStackDeployer(
IAlarmLogger logger,
IAmazonCloudFormation cloudformation,
IAmazonS3 s3Client,
S3Location s3Location) : this(logger, cloudformation, s3Client, s3Location, TimeSpan.FromSeconds(2), TimeSpan.FromMinutes(5))
{
}
private CloudFormationStackDeployer MakeDeployer(
S3Location s3Location, TimeSpan wait, TimeSpan waitTimeout)
{
return(new CloudFormationStackDeployer(
new ConsoleAlarmLogger(false),
_cloudFormationMock.Object,
_s3Mock.Object,
s3Location,
wait, waitTimeout));
}
public async Task SaveChanges_LargeTemplate_SubmitsViaS3()
{
// arrange
var alarms = Enumerable.Range(0, 120)
.Select(x => Alarm($"alarm-{x}"))
.ToList();
var stackName = ExpectedStackName(alarms.First().AlertingGroup);
SetupListStacksToReturnStackNames();
SetupStackStatusSequence(stackName, new List <string> {
"CREATE_COMPLETE"
});
var s3Location = new S3Location("bucket", "s3/path");
var sut = new CloudFormationAlarmCreator(
new CloudformationStackDeployer(
new ConsoleAlarmLogger(false),
_cloudFormationMock.Object,
_s3Mock.Object,
s3Location,
TimeSpan.Zero,
TimeSpan.FromMinutes(1)
));
foreach (var alarm in alarms)
{
sut.AddAlarm(alarm);
}
// act
await sut.SaveChanges(false);
// assert
var s3Path = $"{s3Location.Path}/{stackName}.json";
_s3Mock
.Verify(x => x.PutObjectAsync(
It.Is <PutObjectRequest>(r => r.BucketName == s3Location.BucketName && r.Key == s3Path),
It.IsAny <CancellationToken>()));
var expectedStackUrl = $"https://s3.amazonaws.com/{s3Location.BucketName}/{s3Path}";
_cloudFormationMock
.Verify(x => x.CreateStackAsync(
It.Is <CreateStackRequest>(s => s.StackName == stackName &&
s.TemplateURL == expectedStackUrl &&
s.TemplateBody == null),
It.IsAny <CancellationToken>()), Times.Exactly(1));
}
public CloudformationStackDeployer(
IAlarmLogger logger,
IAmazonCloudFormation cloudformation,
IAmazonS3 s3Client,
S3Location s3Location,
TimeSpan wait, TimeSpan timeout)
{
_logger = logger;
_cloudformation = cloudformation;
_stackStatusCheckTimeout = timeout;
_stackStatusCheckInterval = wait;
_s3Client = s3Client;
_s3Location = s3Location;
}
public async Task SaveChanges_ConfigResultsInMultipleStacks_Aborts()
{
//arrange
var alarm1 = Alarm("alarm 1");
var alarm2 = Alarm("alarm 2");
// two groups with the same name but different suffix, so that the equality/hash compares will fail
// but would result in two cloudformation stacks with the same name
var group1 = Group("name", "suffix1");
var group2 = Group("name", "suffix2");
SetupListStacksToReturnStackNames();
SetupStackStatusSequence(ExpectedStackName(group1), new List <string> {
"CREATE_COMPLETE", "CREATE_COMPLETE"
});
var s3Location = new S3Location("bucket", "s3/path");
var deployer = MakeDeployer(s3Location, TimeSpan.Zero, TimeSpan.FromMinutes(1));
var sut = new CloudFormationAlarmCreator(deployer, new ConsoleAlarmLogger(false));
//act
Exception caught = null;
try
{
sut.AddAlarms(group1, new[] { alarm1 });
sut.AddAlarms(group2, new[] { alarm2 });
await sut.SaveChanges(false);;
}
catch (Exception ex)
{
caught = ex;
}
//assert
Assert.That(caught, Is.Not.Null);
Assert.That(caught.Message, Contains.Substring("Cannot deploy: multiple stacks would be created with the same name"));
}
