public async Task MainAndErrorQueuesAreMonitoredAtDifferentThresholds()
{
var queueSource = new Mock <IResourceSource <QueueData> >();
VerifyQueues.ReturnsQueues(queueSource, new List <string> {
"prod-pattern-queue", "prod-pattern-queue_error"
});
var alarmCreator = new Mock <IQueueAlarmCreator>();
var snsTopicCreator = new Mock <ISnsTopicCreator>();
var snsSubscriptionCreator = new Mock <ISnsSubscriptionCreator>();
var snsCreator = new SnsCreator(snsTopicCreator.Object, snsSubscriptionCreator.Object);
var config = MakePatternConfig();
var populator = new QueueNamePopulator(new ConsoleAlarmLogger(false),
queueSource.Object);
var generator = new SqsAlarmGenerator(
new ConsoleAlarmLogger(false), queueSource.Object,
populator, alarmCreator.Object,
snsCreator);
await generator.GenerateAlarmsFor(config, RunMode.GenerateAlarms);
VerifyQueues.EnsureLengthAlarm(alarmCreator, "prod-pattern-queue", 10, false);
VerifyQueues.EnsureOldestMessageAlarm(alarmCreator, "prod-pattern-queue", 600, false);
VerifyQueues.EnsureLengthAlarm(alarmCreator, "prod-pattern-queue_error", 1, false);
VerifyQueues.NoOldestMessageAlarm(alarmCreator, "prod-pattern-queue_error");
}
public async Task AlertingGroupCanTurnOffErrorQueueMonitoring()
{
var queueSource = new Mock <IResourceSource <QueueData> >();
VerifyQueues.ReturnsQueues(queueSource, new List <string> {
"pattern1", "pattern1_error"
});
var alarmCreator = new Mock <IQueueAlarmCreator>();
var snsTopicCreator = new Mock <ISnsTopicCreator>();
var snsSubscriptionCreator = new Mock <ISnsSubscriptionCreator>();
var snsCreator = new SnsCreator(snsTopicCreator.Object, snsSubscriptionCreator.Object);
var config = MakePatternConfig();
var sqs = config.AlertingGroups[0].Sqs;
sqs.Errors = new ErrorQueue
{
Monitored = false
};
var populator = new QueueNamePopulator(new ConsoleAlarmLogger(false),
queueSource.Object);
var generator = new SqsAlarmGenerator(
new ConsoleAlarmLogger(false), queueSource.Object,
populator, alarmCreator.Object,
snsCreator);
await generator.GenerateAlarmsFor(config, RunMode.GenerateAlarms);
VerifyQueues.NoLengthAlarm(alarmCreator, "pattern1_error");
VerifyQueues.NoOldestMessageAlarm(alarmCreator, "pattern1_error");
}
public async Task ExtraQueuesInResourcesShouldBeIgnored()
{
var queueSource = new Mock <IResourceSource <QueueData> >();
VerifyQueues.ReturnsQueues(queueSource, new List <string>
{
"aa_nomatch_queue",
"prod-pattern-queue",
"prod-pattern-queue-two",
"zz_nomatch_queue"
});
var alarmCreator = new Mock <IQueueAlarmCreator>();
var snsTopicCreator = new Mock <ISnsTopicCreator>();
var snsSubscriptionCreator = new Mock <ISnsSubscriptionCreator>();
var snsCreator = new SnsCreator(snsTopicCreator.Object, snsSubscriptionCreator.Object);
var config = MakePatternConfig();
var populator = new QueueNamePopulator(new ConsoleAlarmLogger(false),
queueSource.Object);
var generator = new SqsAlarmGenerator(
new ConsoleAlarmLogger(false), queueSource.Object,
populator, alarmCreator.Object,
snsCreator);
await generator.GenerateAlarmsFor(config, RunMode.GenerateAlarms);
VerifyQueues.EnsureLengthAlarm(alarmCreator, "prod-pattern-queue", 10, false);
VerifyQueues.EnsureLengthAlarm(alarmCreator, "prod-pattern-queue-two", 10, false);
VerifyQueues.NoLengthAlarm(alarmCreator, "aa_nomatch_queue");
VerifyQueues.NoLengthAlarm(alarmCreator, "zz_nomatch_queue");
}
public async Task GenerateAlarmsRunShouldCallQueueAlarmCreator()
{
var queueSource = new Mock <IResourceSource <QueueData> >();
VerifyQueues.ReturnsQueues(queueSource, new List <string> {
"queue1"
});
var alarmCreator = new Mock <IQueueAlarmCreator>();
var snsTopicCreator = new Mock <ISnsTopicCreator>();
var snsSubscriptionCreator = new Mock <ISnsSubscriptionCreator>();
var snsCreator = new SnsCreator(snsTopicCreator.Object, snsSubscriptionCreator.Object);
var config = MakeSimpleConfig();
var populator = new QueueNamePopulator(new ConsoleAlarmLogger(false),
queueSource.Object);
var generator = new SqsAlarmGenerator(
new ConsoleAlarmLogger(false), queueSource.Object,
populator, alarmCreator.Object,
snsCreator);
await generator.GenerateAlarmsFor(config, RunMode.GenerateAlarms);
VerifyQueues.EnsureLengthAlarm(alarmCreator, "queue1", false);
}
public DynamoAlarmGeneratorMockery()
{
Cloudwatch = new Mock <IAmazonCloudWatch>();
AlarmFinder = new Mock <IAlarmFinder>();
SnsTopicCreator = new Mock <ISnsTopicCreator>();
SnsSubscriptionCreator = new Mock <ISnsSubscriptionCreator>();
TableLoader = new Mock <IResourceSource <TableDescription> >();
var logger = new ConsoleAlarmLogger(false);
var tableNamePopulator = new TableNamePopulator(logger, TableLoader.Object);
var snsCreator = new SnsCreator(SnsTopicCreator.Object, SnsSubscriptionCreator.Object);
var tableAlarmCreator = new TableAlarmCreator(Cloudwatch.Object, AlarmFinder.Object, logger, Mock.Of <ILegacyAlarmTracker>());
var indexAlarmCreator = new IndexAlarmCreator(Cloudwatch.Object, AlarmFinder.Object, logger, Mock.Of <ILegacyAlarmTracker>());
AlarmGenerator = new DynamoAlarmGenerator(
logger,
tableNamePopulator,
tableAlarmCreator,
indexAlarmCreator,
snsCreator,
TableLoader.Object);
}
public SqsAlarmGenerator(IAlarmLogger logger,
IResourceSource <QueueData> queueSource,
QueueNamePopulator queueNamePopulator,
IQueueAlarmCreator queueAlarmCreator,
SnsCreator snsCreator)
{
_logger = logger;
_queueSource = queueSource;
_queueNamePopulator = queueNamePopulator;
_queueAlarmCreator = queueAlarmCreator;
_snsCreator = snsCreator;
}
public async Task NamedQueueShouldAlsoMonitorMatchingErrorQueue()
{
var queueSource = new Mock <IResourceSource <QueueData> >();
VerifyQueues.ReturnsQueues(queueSource, new List <string>
{
"prod-pattern-queue",
"prod-pattern-queue_error",
"some-other-queue"
});
var alarmCreator = new Mock <IQueueAlarmCreator>();
var snsTopicCreator = new Mock <ISnsTopicCreator>();
var snsSubscriptionCreator = new Mock <ISnsSubscriptionCreator>();
var snsCreator = new SnsCreator(snsTopicCreator.Object, snsSubscriptionCreator.Object);
var config = MakeSimpleConfig();
var sqsConfig = config.AlertingGroups[0].Sqs;
sqsConfig.LengthThreshold = 11;
sqsConfig.Errors = new ErrorQueue
{
Monitored = true,
LengthThreshold = 7
};
sqsConfig.Queues = new List <Queue>
{
new Queue
{
Name = "prod-pattern-queue"
}
};
var populator = new QueueNamePopulator(new ConsoleAlarmLogger(false),
queueSource.Object);
var generator = new SqsAlarmGenerator(
new ConsoleAlarmLogger(false), queueSource.Object,
populator, alarmCreator.Object,
snsCreator);
await generator.GenerateAlarmsFor(config, RunMode.GenerateAlarms);
VerifyQueues.EnsureLengthAlarm(alarmCreator, "prod-pattern-queue", 11, false);
VerifyQueues.EnsureLengthAlarm(alarmCreator, "prod-pattern-queue_error", 7, false);
VerifyQueues.NoLengthAlarm(alarmCreator, "some-other-queue");
}
public DynamoAlarmGenerator(
IAlarmLogger logger,
TableNamePopulator populator,
ITableAlarmCreator tableAlarmCreator,
IIndexAlarmCreator indexAlarmCreator,
SnsCreator snsCreator,
IResourceSource <TableDescription> tableSource)
{
_logger = logger;
_populator = populator;
_tableAlarmCreator = tableAlarmCreator;
_indexAlarmCreator = indexAlarmCreator;
_snsCreator = snsCreator;
_tableSource = tableSource;
}
public async Task QueueValuesAreUsedAsOverride()
{
var queueSource = new Mock <IResourceSource <QueueData> >();
VerifyQueues.ReturnsQueues(queueSource, new List <string> {
"pattern1", "pattern1_error"
});
var alarmCreator = new Mock <IQueueAlarmCreator>();
var snsTopicCreator = new Mock <ISnsTopicCreator>();
var snsSubscriptionCreator = new Mock <ISnsSubscriptionCreator>();
var snsCreator = new SnsCreator(snsTopicCreator.Object, snsSubscriptionCreator.Object);
var config = MakePatternConfig();
var sqs = config.AlertingGroups[0].Sqs;
sqs.Errors = new ErrorQueue
{
LengthThreshold = 142,
OldestMessageThreshold = 112
};
sqs.Queues[0].LengthThreshold = 42;
sqs.Queues[0].OldestMessageThreshold = 12;
var populator = new QueueNamePopulator(new ConsoleAlarmLogger(false),
queueSource.Object);
var generator = new SqsAlarmGenerator(
new ConsoleAlarmLogger(false), queueSource.Object,
populator, alarmCreator.Object,
snsCreator);
await generator.GenerateAlarmsFor(config, RunMode.GenerateAlarms);
VerifyQueues.EnsureLengthAlarm(alarmCreator, "pattern1", 42, false);
VerifyQueues.EnsureOldestMessageAlarm(alarmCreator, "pattern1", 12, false);
VerifyQueues.EnsureLengthAlarm(alarmCreator, "pattern1_error", 1, false);
VerifyQueues.NoOldestMessageAlarm(alarmCreator, "pattern1_error");
}
public async Task AlertingGroupThresholdsAreUsedByDefault()
{
var queueSource = new Mock <IResourceSource <QueueData> >();
VerifyQueues.ReturnsQueues(queueSource, new List <string> {
"prod-pattern-queue", "prod-pattern-queue_error"
});
var alarmCreator = new Mock <IQueueAlarmCreator>();
var snsTopicCreator = new Mock <ISnsTopicCreator>();
var snsSubscriptionCreator = new Mock <ISnsSubscriptionCreator>();
var snsCreator = new SnsCreator(snsTopicCreator.Object, snsSubscriptionCreator.Object);
var config = MakePatternConfig();
var sqs = config.AlertingGroups[0].Sqs;
sqs.LengthThreshold = 32;
sqs.OldestMessageThreshold = 17;
sqs.Queues[0].LengthThreshold = null;
sqs.Queues[0].OldestMessageThreshold = null;
var populator = new QueueNamePopulator(new ConsoleAlarmLogger(false),
queueSource.Object);
var generator = new SqsAlarmGenerator(
new ConsoleAlarmLogger(false), queueSource.Object,
populator, alarmCreator.Object,
snsCreator);
await generator.GenerateAlarmsFor(config, RunMode.GenerateAlarms);
VerifyQueues.EnsureLengthAlarm(alarmCreator, "prod-pattern-queue", 32, false);
VerifyQueues.EnsureOldestMessageAlarm(alarmCreator, "prod-pattern-queue", 17, false);
}