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s3: fix usage 

Ignore error response for existing bucket, add more debug code.
This commit is contained in:
Alexander Neumann 2015-12-28 18:55:15 +01:00
parent 2b10791df2
commit 1922a4272c
2 changed files with 25 additions and 3 deletions
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13
backend/s3/s3.go
View File

@ -9,6 +9,7 @@ import (
"github.com/minio/minio-go"
"github.com/restic/restic/backend"
"github.com/restic/restic/debug"
)
const maxKeysInList = 1000
@ -28,7 +29,8 @@ type S3Backend struct {
bucketname string
}
// Open opens the S3 backend at bucket and region. The bucket is created if it does not exist yet.
// Open opens the S3 backend at bucket and region. The bucket is created if it
// does not exist yet.
func Open(cfg Config) (backend.Backend, error) {
mcfg := minio.Config{
AccessKeyID: cfg.KeyID,
@ -54,6 +56,15 @@ func Open(cfg Config) (backend.Backend, error) {
be.createConnections()
err = s3api.MakeBucket(cfg.Bucket, "")
if err != nil {
e, ok := err.(minio.ErrorResponse)
if ok && e.Code == "BucketAlreadyExists" {
debug.Log("s3.Open", "ignoring error that bucket %q already exists", cfg.Bucket)
err = nil
}
}
if err != nil {
return nil, err
}

15
cmd/restic/global.go
View File

@ -12,6 +12,7 @@ import (
"github.com/restic/restic/backend/local"
"github.com/restic/restic/backend/s3"
"github.com/restic/restic/backend/sftp"
"github.com/restic/restic/debug"
"github.com/restic/restic/location"
"github.com/restic/restic/repository"
"golang.org/x/crypto/ssh/terminal"
@ -166,6 +167,7 @@ func (o GlobalOptions) OpenRepository() (*repository.Repository, error) {
// Open the backend specified by a location config.
func open(s string) (backend.Backend, error) {
debug.Log("open", "parsing location %v", s)
loc, err := location.Parse(s)
if err != nil {
return nil, err
@ -173,8 +175,10 @@ func open(s string) (backend.Backend, error) {
switch loc.Scheme {
case "local":
debug.Log("open", "opening local repository at %#v", loc.Config)
return local.Open(loc.Config.(string))
case "sftp":
debug.Log("open", "opening sftp repository at %#v", loc.Config)
return sftp.OpenWithConfig(loc.Config.(sftp.Config))
case "s3":
cfg := loc.Config.(s3.Config)
@ -186,14 +190,17 @@ func open(s string) (backend.Backend, error) {
cfg.Secret = os.Getenv("AWS_SECRET_ACCESS_KEY")
}
return s3.Open(loc.Config.(s3.Config))
debug.Log("open", "opening s3 repository at %#v", cfg)
return s3.Open(cfg)
}
debug.Log("open", "invalid repository location: %v", s)
return nil, fmt.Errorf("invalid scheme %q", loc.Scheme)
}
// Create the backend specified by URI.
func create(s string) (backend.Backend, error) {
debug.Log("open", "parsing location %v", s)
loc, err := location.Parse(s)
if err != nil {
return nil, err
@ -201,8 +208,10 @@ func create(s string) (backend.Backend, error) {
switch loc.Scheme {
case "local":
debug.Log("open", "create local repository at %#v", loc.Config)
return local.Create(loc.Config.(string))
case "sftp":
debug.Log("open", "create sftp repository at %#v", loc.Config)
return sftp.CreateWithConfig(loc.Config.(sftp.Config))
case "s3":
cfg := loc.Config.(s3.Config)
@ -214,8 +223,10 @@ func create(s string) (backend.Backend, error) {
cfg.Secret = os.Getenv("AWS_SECRET_ACCESS_KEY")
}
return s3.Open(loc.Config.(s3.Config))
debug.Log("open", "create s3 repository at %#v", loc.Config)
return s3.Open(cfg)
}
debug.Log("open", "invalid repository scheme: %v", s)
return nil, fmt.Errorf("invalid scheme %q", loc.Scheme)
}