Datadog Latest
Scale applications based on Datadog.
Trigger Specification
This specification describes the datadog trigger that scales based on a Datadog metric.
triggers:
- type: datadog
metadata:
query: "sum:trace.redis.command.hits{env:none,service:redis}.as_count()"
queryValue: "7"
type: "global"
age: "60"
Parameter list:
query- The Datadog query to run.queryValue- Value to reach to start scaling.type- Whether to start scaling based on the value or the average between pods. (Values:average,global, Default:average, Optional)age: The time window (in seconds) to retrieve metrics from Datadog. (Default:90, Optional)
Authentication
Datadog requires both an API key and an APP key to retrieve metrics from your account.
You should use TriggerAuthentication CRD to configure the authentication:
Parameter list:
apiKey- Datadog API key.appKey- Datadog APP key.datadogSite- Datadog site where to get the metrics from. This is commonly referred as DD_SITE in Datadog documentation. (Default:datadoghq.com, Optional)
Example
apiVersion: v1
kind: Secret
metadata:
name: datadog-secrets
namespace: my-project
type: Opaque
data:
apiKey: # Required: base64 encoded value of Datadog apiKey
appKey: # Required: base64 encoded value of Datadog appKey
datadogSite: # Optional: base64 encoded value of Datadog site
---
apiVersion: keda.sh/v1alpha1
kind: TriggerAuthentication
metadata:
name: keda-trigger-auth-datadog-secret
namespace: my-project
spec:
secretTargetRef:
# Required: API key for your Datadog account
- parameter: apiKey
name: datadog-secrets
key: apiKey
# Required: APP key for your Datadog account
- parameter: appKey
name: datadog-secrets
key: appKey
# Optional: Datadog site. Default: "datadoghq.com"
- parameter: datadogSite
name: datadog-secrets
key: datadogSite
---
apiVersion: keda.sh/v1alpha1
kind: ScaledObject
metadata:
name: datadog-scaledobject
namespace: my-project
spec:
scaleTargetRef:
name: worker
triggers:
- type: datadog
metadata:
# Required: datadog metric query
query: "sum:trace.redis.command.hits{env:none,service:redis}.as_count()"
# Required: according to the number of query result, to scale the TargetRef
queryValue: "7"
# Optional: (Global or Average). Whether the target value is global or average per pod. Default: Average
type: "Global"
# Optional: The time window (in seconds) to retrieve metrics from Datadog. Default: 90
age: "60"
authenticationRef:
name: keda-trigger-auth-datadog-secret