validator.go

Documentation: github.com/chaos-mesh/chaos-mesh/cmd/chaos-builder

     1  // Copyright 2020 Chaos Mesh 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  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  package main
    15  
    16  import (
    17  	"bytes"
    18  	"text/template"
    19  )
    20  
    21  const validatorTmpl = `
    22  // GetChaosValidator returns chaos object by kind
    23  func GetChaosValidator(chaosKind string) ChaosValidator {
    24  	switch chaosKind {
    25  {{range $val := .}}
    26  	case Kind{{$val}}:
    27  		return &{{$val}}{}
    28  {{end}}
    29  	default:
    30  		return nil
    31  	}
    32  }
    33  `
    34  
    35  func generateGetChaosValidatorFunc(allTypes []string) string {
    36  	tmpl, err := template.New("ini").Parse(validatorTmpl)
    37  	if err != nil {
    38  		log.Error(err, "fail to build template")
    39  		panic(err)
    40  	}
    41  
    42  	buf := new(bytes.Buffer)
    43  	err = tmpl.Execute(buf, allTypes)
    44  	if err != nil {
    45  		log.Error(err, "fail to execute template")
    46  		panic(err)
    47  	}
    48  
    49  	return buf.String()
    50  
    51  }
    52