cc5d82883c
This builder pattern refactors things so that we can use the same code to generate manifests/etc. This means that if we make sure that we exclusively use those, we can do testing there and keep something common. Change-Id: Ibc39f9b9e3e21b18fb255ba2a67d2d8ba3b5c585
51 lines
1.3 KiB
Go
Executable File
51 lines
1.3 KiB
Go
Executable File
package builders
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import (
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corev1 "k8s.io/api/core/v1"
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v1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/util/intstr"
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"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
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)
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// ServiceBuilder defines the interface to build a service
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type ServiceBuilder struct {
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obj *corev1.Service
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owner metav1.Object
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scheme *runtime.Scheme
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}
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// Service returns a new service builder
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func Service(existing *corev1.Service, owner metav1.Object, scheme *runtime.Scheme) *ServiceBuilder {
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existing.Spec.Ports = []corev1.ServicePort{}
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return &ServiceBuilder{
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obj: existing,
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owner: owner,
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scheme: scheme,
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}
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}
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// Port appends a port to the service
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func (s *ServiceBuilder) Port(name string, port int32) *ServiceBuilder {
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s.obj.Spec.Ports = append(s.obj.Spec.Ports, corev1.ServicePort{
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Name: name,
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Protocol: v1.ProtocolTCP,
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Port: port,
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TargetPort: intstr.FromString(name),
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})
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return s
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}
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// Selector defines the service selectors
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func (s *ServiceBuilder) Selector(labels map[string]string) *ServiceBuilder {
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s.obj.Spec.Selector = labels
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return s
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}
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// Build returns a complete Service object
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func (s *ServiceBuilder) Build() error {
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return controllerutil.SetControllerReference(s.owner, s.obj, s.scheme)
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}
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