github.com/theishshah/operator-sdk@v0.6.0/pkg/scaffold/helm/operator.go (about)

     1  // Copyright 2018 The Operator-SDK Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package helm
    16  
    17  import (
    18  	"path/filepath"
    19  
    20  	"github.com/operator-framework/operator-sdk/pkg/scaffold"
    21  	"github.com/operator-framework/operator-sdk/pkg/scaffold/input"
    22  )
    23  
    24  // Operator specifies the Helm operator.yaml manifest scaffold
    25  type Operator struct {
    26  	input.Input
    27  
    28  	IsClusterScoped bool
    29  }
    30  
    31  // GetInput gets the scaffold execution input
    32  func (s *Operator) GetInput() (input.Input, error) {
    33  	if s.Path == "" {
    34  		s.Path = filepath.Join(scaffold.DeployDir, scaffold.OperatorYamlFile)
    35  	}
    36  	s.TemplateBody = operatorTemplate
    37  	return s.Input, nil
    38  }
    39  
    40  const operatorTemplate = `apiVersion: apps/v1
    41  kind: Deployment
    42  metadata:
    43    name: {{.ProjectName}}
    44  spec:
    45    replicas: 1
    46    selector:
    47      matchLabels:
    48        name: {{.ProjectName}}
    49    template:
    50      metadata:
    51        labels:
    52          name: {{.ProjectName}}
    53      spec:
    54        serviceAccountName: {{.ProjectName}}
    55        containers:
    56          - name: {{.ProjectName}}
    57            # Replace this with the built image name
    58            image: REPLACE_IMAGE
    59            imagePullPolicy: Always
    60            env:
    61              - name: WATCH_NAMESPACE
    62                {{- if .IsClusterScoped }}
    63                value: ""
    64                {{- else }}
    65                valueFrom:
    66                  fieldRef:
    67                    fieldPath: metadata.namespace
    68                {{- end}}
    69              - name: POD_NAME
    70                valueFrom:
    71                  fieldRef:
    72                    fieldPath: metadata.name
    73              - name: OPERATOR_NAME
    74                value: "{{.ProjectName}}"
    75  `