sigs.k8s.io/kubebuilder/v3@v3.14.0/pkg/plugins/golang/v2/scaffolds/internal/templates/config/manager/config.go (about)

     1  /*
     2  Copyright 2018 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package manager
    18  
    19  import (
    20  	"path/filepath"
    21  
    22  	"sigs.k8s.io/kubebuilder/v3/pkg/machinery"
    23  )
    24  
    25  var _ machinery.Template = &Config{}
    26  
    27  // Config scaffolds a file that defines the namespace and the manager deployment
    28  type Config struct {
    29  	machinery.TemplateMixin
    30  
    31  	// Image is controller manager image name
    32  	Image string
    33  }
    34  
    35  // SetTemplateDefaults implements file.Template
    36  func (f *Config) SetTemplateDefaults() error {
    37  	if f.Path == "" {
    38  		f.Path = filepath.Join("config", "manager", "manager.yaml")
    39  	}
    40  
    41  	f.TemplateBody = configTemplate
    42  
    43  	return nil
    44  }
    45  
    46  const configTemplate = `apiVersion: v1
    47  kind: Namespace
    48  metadata:
    49    labels:
    50      control-plane: controller-manager
    51    name: system
    52  ---
    53  apiVersion: apps/v1
    54  kind: Deployment
    55  metadata:
    56    name: controller-manager
    57    namespace: system
    58    labels:
    59      control-plane: controller-manager
    60  spec:
    61    selector:
    62      matchLabels:
    63        control-plane: controller-manager
    64    replicas: 1
    65    template:
    66      metadata:
    67        labels:
    68          control-plane: controller-manager
    69      spec:
    70        containers:
    71        - command:
    72          - /manager
    73          args:
    74          - --enable-leader-election
    75          image: {{ .Image }}
    76          name: manager
    77          resources:
    78            limits:
    79              cpu: 100m
    80              memory: 30Mi
    81            requests:
    82              cpu: 100m
    83              memory: 20Mi
    84        terminationGracePeriodSeconds: 10
    85  `