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Webhook

The webhook Issuer is a generic ACME solver. The actual work is done by an external service. Look at the respective documentation of dns-providers.

View more webhook solvers at https://github.com/topics/cert-manager-webhook.

Here is an example of how webhook providers are to be configured. All DNS01 providers will contain their own specific configuration however all require a groupName and solverName field.

apiVersion: cert-manager.io/v1alpha2
kind: Issuer
metadata:
name: example-issuer
spec:
acme:
...
solvers:
- dns01:
webhook:
groupName: $WEBHOOK_GROUP_NAME
solverName: $WEBHOOK_SOLVER_NAME
config:
...
<webhook-specific-configuration>