github.com/GoogleCloudPlatform/terraformer@v0.8.18/terraformutils/terraformoutput/bucket.go (about)

     1  // Copyright 2018 The Terraformer 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  package terraformoutput
    15  
    16  import (
    17  	"context"
    18  	"log"
    19  	"strings"
    20  
    21  	"cloud.google.com/go/storage"
    22  )
    23  
    24  type BucketState struct {
    25  	Name string
    26  }
    27  
    28  func (b BucketState) BucketGetTfData(path string) interface{} {
    29  	name := strings.ReplaceAll(b.Name, "gs://", "")
    30  	bucketStateData := map[string]interface{}{
    31  		"terraform": map[string]interface{}{
    32  			"backend": []map[string]interface{}{
    33  				{
    34  					"gcs": map[string]interface{}{
    35  						"bucket": name,
    36  						"prefix": b.BucketPrefix(path),
    37  					},
    38  				},
    39  			},
    40  		},
    41  	}
    42  	return bucketStateData
    43  }
    44  
    45  func (b BucketState) BucketPrefix(path string) string {
    46  	return strings.TrimSuffix(path, "/")
    47  }
    48  
    49  func (b BucketState) BucketUpload(path string, file []byte) error {
    50  	ctx := context.Background()
    51  	client, err := storage.NewClient(ctx)
    52  	if err != nil {
    53  		log.Fatalf("Failed to create client: %v", err)
    54  	}
    55  	name := strings.ReplaceAll(b.Name, "gs://", "")
    56  	wc := client.Bucket(name).Object(b.BucketPrefix(path) + "/default.tfstate").NewWriter(ctx)
    57  	if _, err = wc.Write(file); err != nil {
    58  		return err
    59  	}
    60  	if err := wc.Close(); err != nil {
    61  		return err
    62  	}
    63  	return nil
    64  }