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leader_election_role_binding.go
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leader_election_role_binding.go
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/*
Copyright 2018 The Kubernetes Authors.
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 rbac
import (
"path/filepath"
"sigs.k8s.io/kubebuilder/v3/pkg/machinery"
)
var _ machinery.Template = &LeaderElectionRoleBinding{}
// LeaderElectionRoleBinding scaffolds a file that defines the role binding that allows leader election
type LeaderElectionRoleBinding struct {
machinery.TemplateMixin
}
// SetTemplateDefaults implements file.Template
func (f *LeaderElectionRoleBinding) SetTemplateDefaults() error {
if f.Path == "" {
f.Path = filepath.Join("config", "rbac", "leader_election_role_binding.yaml")
}
f.TemplateBody = leaderElectionRoleBindingTemplate
return nil
}
const leaderElectionRoleBindingTemplate = `apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
name: leader-election-rolebinding
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: Role
name: leader-election-role
subjects:
- kind: ServiceAccount
name: default
namespace: system
`