harness-drone/store/logs/s3.go
2019-03-13 14:47:47 -07:00

99 lines
2.2 KiB
Go

// Copyright 2019 Drone.IO Inc. All rights reserved.
// Use of this source code is governed by the Drone Non-Commercial License
// that can be found in the LICENSE file.
// +build !oss
package logs
import (
"context"
"fmt"
"io"
"path"
"strings"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/session"
"github.com/aws/aws-sdk-go/service/s3"
"github.com/aws/aws-sdk-go/service/s3/s3manager"
"github.com/drone/drone/core"
)
// NewS3Env returns a new S3 log store.
func NewS3Env(bucket, prefix, endpoint string, pathStyle bool) core.LogStore {
disableSSL := false
if endpoint != "" {
disableSSL = !strings.HasPrefix(endpoint, "https://")
}
return &s3store{
bucket: bucket,
prefix: prefix,
session: session.Must(
session.NewSession(&aws.Config{
Endpoint: aws.String(endpoint),
DisableSSL: aws.Bool(disableSSL),
S3ForcePathStyle: aws.Bool(pathStyle),
}),
),
}
}
// NewS3 returns a new S3 log store.
func NewS3(session *session.Session, bucket, prefix string) core.LogStore {
return &s3store{
bucket: bucket,
prefix: prefix,
session: session,
}
}
type s3store struct {
bucket string
prefix string
session *session.Session
}
func (s *s3store) Find(ctx context.Context, step int64) (io.ReadCloser, error) {
svc := s3.New(s.session)
out, err := svc.GetObject(&s3.GetObjectInput{
Bucket: aws.String(s.bucket),
Key: aws.String(s.key(step)),
})
if err != nil {
return nil, err
}
return out.Body, nil
}
func (s *s3store) Create(ctx context.Context, step int64, r io.Reader) error {
uploader := s3manager.NewUploader(s.session)
input := &s3manager.UploadInput{
ACL: aws.String("private"),
Bucket: aws.String(s.bucket),
Key: aws.String(s.key(step)),
Body: r,
}
_, err := uploader.Upload(input)
return err
}
func (s *s3store) Update(ctx context.Context, step int64, r io.Reader) error {
return s.Create(ctx, step, r)
}
func (s *s3store) Delete(ctx context.Context, step int64) error {
svc := s3.New(s.session)
_, err := svc.DeleteObject(&s3.DeleteObjectInput{
Bucket: aws.String(s.bucket),
Key: aws.String(s.key(step)),
})
return err
}
func (s *s3store) key(step int64) string {
return path.Join("/", s.prefix, fmt.Sprint(step))
}