In traefik v2 with docker provider we can register a "global" middleware as:
However when using kubernetes crd as provider, how do we register a "global" middleware for traefik?
All objects that are created within the Kubernetes cluster are grouped by namespace - according to the documentation you can think of a Namespace as a virtual cluster.
One of the aims of a namespace is a logical isolation of objects from each other. A standard Kubernetes cluster is shipped with
kube-system (Kubernetes components),
kube-public (for public resources), and
default for user's workloads.
Referring that knowledge to the Traefik implementation through IngressRoute CRD (Custom Resource Definition) we have to create a middleware in a specific namespace e.g.
If you create a middleware as CRD in Kubernetes as it is presented in the example you should refer to it using the following annotation:
so you should use the name:
You can learn more about it by reading Traefik's docs:
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