github.com/jmrodri/operator-sdk@v0.5.0/pkg/scaffold/controller.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 scaffold
    16  
    17  import (
    18  	"path/filepath"
    19  
    20  	"github.com/operator-framework/operator-sdk/pkg/scaffold/input"
    21  )
    22  
    23  const ControllerFile = "controller.go"
    24  
    25  type Controller struct {
    26  	input.Input
    27  }
    28  
    29  func (s *Controller) GetInput() (input.Input, error) {
    30  	if s.Path == "" {
    31  		s.Path = filepath.Join(ControllerDir, ControllerFile)
    32  	}
    33  	s.TemplateBody = controllerTmpl
    34  	return s.Input, nil
    35  }
    36  
    37  const controllerTmpl = `package controller
    38  
    39  import (
    40  	"sigs.k8s.io/controller-runtime/pkg/manager"
    41  )
    42  
    43  // AddToManagerFuncs is a list of functions to add all Controllers to the Manager
    44  var AddToManagerFuncs []func(manager.Manager) error
    45  
    46  // AddToManager adds all Controllers to the Manager
    47  func AddToManager(m manager.Manager) error {
    48  	for _, f := range AddToManagerFuncs {
    49  		if err := f(m); err != nil {
    50  			return err
    51  		}
    52  	}
    53  	return nil
    54  }
    55  `