forked from tigera/operator
/
render.go
65 lines (55 loc) · 2.01 KB
/
render.go
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// Copyright (c) 2019 Tigera, Inc. All rights reserved.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package render
import (
operator "github.com/tigera/operator/pkg/apis/operator/v1"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/runtime"
)
type Component interface {
// Objects returns all objects this component contains.
Objects() []runtime.Object
// Ready returns true if the component is ready to be created.
Ready() bool
}
// A Renderer is capable of generating components to be installed on the cluster.
type Renderer interface {
Render() []Component
}
func Calico(cr *operator.Installation, pullSecrets []*corev1.Secret, openshift bool) Renderer {
return calicoRenderer{
installation: cr,
pullSecrets: pullSecrets,
openshift: openshift,
}
}
type calicoRenderer struct {
installation *operator.Installation
pullSecrets []*corev1.Secret
openshift bool
}
func (r calicoRenderer) Render() []Component {
var components []Component
components = appendNotNil(components, CustomResourceDefinitions(r.installation))
components = appendNotNil(components, PriorityClassDefinitions(r.installation))
components = appendNotNil(components, Namespaces(r.installation, r.openshift, r.pullSecrets))
components = appendNotNil(components, Node(r.installation, r.openshift))
components = appendNotNil(components, KubeControllers(r.installation))
return components
}
func appendNotNil(components []Component, c Component) []Component {
if c != nil {
components = append(components, c)
}
return components
}