public async Task CreateMonitoringAndAlerting()
{
MockServer
.Given(Request.Create().UsingGet())
.RespondWith(CreateResponse("{}", "application/json"));
MockServer
.Given(Request.Create().UsingPost())
.RespondWith(CreateResponse("{}", "application/json"));
var org = (await _client.GetOrganizationsApi().FindOrganizationsAsync())
.First(organization => organization.Name.Equals("my-org"));
var checksApi = _client.GetChecksApi();
var notificationEndpointsApi = _client.GetNotificationEndpointsApi();
var notificationRulesApi = _client.GetNotificationRulesApi();
var checks = await checksApi.FindChecksAsync(org.Id, new FindOptions());
foreach (var delete in checks._Checks.Where(ne => ne.Name.EndsWith("-IT")))
{
await checksApi.DeleteCheckAsync(delete);
}
var rules = await notificationRulesApi.FindNotificationRulesAsync(org.Id, new FindOptions());
foreach (var delete in rules._NotificationRules.Where(ne => ne.Name.EndsWith("-IT")))
{
await notificationRulesApi.DeleteNotificationRuleAsync(delete);
}
var endpoints = await notificationEndpointsApi.FindNotificationEndpointsAsync(org.Id, new FindOptions());
foreach (var delete in endpoints._NotificationEndpoints.Where(ne => ne.Name.EndsWith("-IT")))
{
await notificationEndpointsApi.DeleteNotificationEndpointAsync(delete);
}
//
// Create Threshold Check
//
// Set status to 'Critical' if the 'current' value for 'stock' measurement is lesser than '35'
//
var query = "from(bucket: \"my-bucket\") "
+ "|> range(start: v.timeRangeStart, stop: v.timeRangeStop) "
+ "|> filter(fn: (r) => r._measurement == \"stock\") "
+ "|> filter(fn: (r) => r.company == \"zyz\") "
+ "|> aggregateWindow(every: 5s, fn: mean) "
+ "|> filter(fn: (r) => r._field == \"current\") "
+ "|> yield(name: \"mean\")";
var threshold = new LesserThreshold(value: 35F, level: CheckStatusLevel.CRIT,
type: LesserThreshold.TypeEnum.Lesser);
var message = "The Stock price for XYZ is on: ${ r._level } level!";
await checksApi.CreateThresholdCheckAsync(AbstractItClientTest.GenerateName("XYZ Stock value"), query, "5s", message, threshold, org.Id);
//
// Create Slack Notification endpoint
//
var url = MockServerUrl;
var endpoint =
await notificationEndpointsApi.CreateSlackEndpointAsync(
AbstractItClientTest.GenerateName("Slack Endpoint"), url, org.Id);
//
// Create Notification Rule
//
// Send message if the status is 'Critical'
//
await notificationRulesApi.CreateSlackRuleAsync(
AbstractItClientTest.GenerateName("Critical status to Slack"), "10s", "${ r._message }",
RuleStatusLevel.CRIT, endpoint, org.Id);
//
// Write Data
//
var now = DateTime.UtcNow;
var point1 = PointData
.Measurement("stock")
.Tag("company", "zyz")
.Field("current", 33.65)
.Timestamp(now, WritePrecision.Ns);
var writeApi = _client.GetWriteApi();
var listener = new WriteApiTest.EventListener(writeApi);
writeApi.WritePoint("my-bucket", "my-org", point1);
writeApi.Flush();
listener.WaitToSuccess();
var start = DateTime.UtcNow;
while (!MockServer.LogEntries.Any() && (DateTime.UtcNow - start).TotalSeconds < 30)
{
Thread.Sleep(100);
}
var requestEntry = MockServer.LogEntries.Last();
Assert.AreEqual($"{MockServerUrl}/", requestEntry.RequestMessage.Url);
var json = (JObject)requestEntry.RequestMessage.BodyAsJson;
Assert.IsNotNull(json.GetValue("attachments"));
var attachments = (JArray)json.GetValue("attachments");
Assert.AreEqual(1, attachments.Count);
Assert.AreEqual("The Stock price for XYZ is on: crit level!", attachments[0]["text"].ToString());
}