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tfplan.go
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tfplan.go
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// Copyright 2021 Fugue, Inc.
//
// 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 loader
import (
"fmt"
"gopkg.in/yaml.v3"
)
type TfPlanDetector struct{}
func (t *TfPlanDetector) DetectFile(i InputFile, opts DetectOptions) (IACConfiguration, error) {
if !opts.IgnoreExt && i.Ext() != ".json" {
return nil, fmt.Errorf("File does not have .json extension: %v", i.Path())
}
contents, err := i.Contents()
if err != nil {
return nil, err
}
j := &map[string]interface{}{}
if err := yaml.Unmarshal(contents, j); err != nil {
return nil, fmt.Errorf("Failed to parse JSON file %v: %v", i.Path(), err)
}
_, hasTerraformVersion := (*j)["terraform_version"]
if !hasTerraformVersion {
return nil, fmt.Errorf("Input file is not Terraform Plan JSON: %v", i.Path())
}
return &tfPlanLoader{
path: i.Path(),
content: j,
}, nil
}
func (t *TfPlanDetector) DetectDirectory(i InputDirectory, opts DetectOptions) (IACConfiguration, error) {
return nil, nil
}
type tfPlanLoader struct {
path string
content *map[string]interface{}
}
func (l *tfPlanLoader) RegulaInput() RegulaInput {
return RegulaInput{
"filepath": l.path,
"content": l.content,
}
}
func (l *tfPlanLoader) LoadedFiles() []string {
return []string{l.path}
}
func (l *tfPlanLoader) Location(attributePath []string) (LocationStack, error) {
return nil, nil
}