Imports
- k8s.io/api/core/v1
- k8s.io/apimachinery/pkg/api/errors
- k8s.io/apimachinery/pkg/apis/meta/v1
- k8s.io/apimachinery/pkg/labels
- k8s.io/apimachinery/pkg/util/errors
- k8s.io/klog
- k8s.io/apimachinery/pkg/util/intstr
- k8s.io/client-go/listers/extensions/v1beta1
- k8s.io/apimachinery/pkg/selection
- github.com/jetstack/cert-manager/pkg/apis/certmanager/v1alpha1
- github.com/jetstack/cert-manager/pkg/util
- github.com/jetstack/cert-manager/pkg/controller
- github.com/jetstack/cert-manager/pkg/issuer/acme/http/solver
- k8s.io/api/extensions/v1beta1
- k8s.io/client-go/listers/core/v1