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Catch either missing containers or objects

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Signed-off-by: Sylvain Baubeau <sbaubeau@redhat.com>
This commit is contained in:
Sylvain Baubeau 2015-07-08 13:01:34 +02:00
parent 52d28ec81a
commit 81765f8cbb
1 changed files with 20 additions and 18 deletions
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36
docs/storage/driver/swift/swift.go
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@ -195,7 +195,7 @@ func (d *driver) Name() string {
// GetContent retrieves the content stored at "path" as a []byte. // GetContent retrieves the content stored at "path" as a []byte.
func (d *driver) GetContent(ctx context.Context, path string) ([]byte, error) { func (d *driver) GetContent(ctx context.Context, path string) ([]byte, error) {
content, err := d.Conn.ObjectGetBytes(d.Container, d.swiftPath(path)) content, err := d.Conn.ObjectGetBytes(d.Container, d.swiftPath(path))
if err == swift.ContainerNotFound || err == swift.ObjectNotFound { if err == swift.ObjectNotFound {
return nil, storagedriver.PathNotFoundError{Path: path} return nil, storagedriver.PathNotFoundError{Path: path}
} }
return content, nil return content, nil
@ -204,7 +204,7 @@ func (d *driver) GetContent(ctx context.Context, path string) ([]byte, error) {
// PutContent stores the []byte content at a location designated by "path". // PutContent stores the []byte content at a location designated by "path".
func (d *driver) PutContent(ctx context.Context, path string, contents []byte) error { func (d *driver) PutContent(ctx context.Context, path string, contents []byte) error {
err := d.Conn.ObjectPutBytes(d.Container, d.swiftPath(path), contents, d.getContentType()) err := d.Conn.ObjectPutBytes(d.Container, d.swiftPath(path), contents, d.getContentType())
if err == swift.ContainerNotFound || err == swift.ObjectNotFound { if err == swift.ObjectNotFound {
return storagedriver.PathNotFoundError{Path: path} return storagedriver.PathNotFoundError{Path: path}
} }
return err return err
@ -217,7 +217,7 @@ func (d *driver) ReadStream(ctx context.Context, path string, offset int64) (io.
headers["Range"] = "bytes=" + strconv.FormatInt(offset, 10) + "-" headers["Range"] = "bytes=" + strconv.FormatInt(offset, 10) + "-"
file, _, err := d.Conn.ObjectOpen(d.Container, d.swiftPath(path), false, headers) file, _, err := d.Conn.ObjectOpen(d.Container, d.swiftPath(path), false, headers)
if err == swift.ContainerNotFound || err == swift.ObjectNotFound { if err == swift.ObjectNotFound {
return nil, storagedriver.PathNotFoundError{Path: path} return nil, storagedriver.PathNotFoundError{Path: path}
} }
if swiftErr, ok := err.(*swift.Error); ok && swiftErr.StatusCode == http.StatusRequestedRangeNotSatisfiable { if swiftErr, ok := err.(*swift.Error); ok && swiftErr.StatusCode == http.StatusRequestedRangeNotSatisfiable {
@ -308,7 +308,7 @@ func (d *driver) WriteStream(ctx context.Context, path string, offset int64, rea
// Insert a block a zero // Insert a block a zero
_, err := d.Conn.ObjectPut(d.Container, getSegment(), bytes.NewReader(zeroBuf), false, "", d.getContentType(), nil) _, err := d.Conn.ObjectPut(d.Container, getSegment(), bytes.NewReader(zeroBuf), false, "", d.getContentType(), nil)
if err != nil { if err != nil {
if err == swift.ContainerNotFound || err == swift.ObjectNotFound { if err == swift.ObjectNotFound {
return 0, storagedriver.PathNotFoundError{Path: getSegment()} return 0, storagedriver.PathNotFoundError{Path: getSegment()}
} }
return 0, err return 0, err
@ -324,7 +324,7 @@ func (d *driver) WriteStream(ctx context.Context, path string, offset int64, rea
// data from the beginning of the segment to offset // data from the beginning of the segment to offset
file, _, err := d.Conn.ObjectOpen(d.Container, getSegment(), false, nil) file, _, err := d.Conn.ObjectOpen(d.Container, getSegment(), false, nil)
if err != nil { if err != nil {
if err == swift.ContainerNotFound || err == swift.ObjectNotFound { if err == swift.ObjectNotFound {
return 0, storagedriver.PathNotFoundError{Path: getSegment()} return 0, storagedriver.PathNotFoundError{Path: getSegment()}
} }
return 0, err return 0, err
@ -343,7 +343,7 @@ func (d *driver) WriteStream(ctx context.Context, path string, offset int64, rea
writeSegment := func(segment string) (finished bool, bytesRead int64, err error) { writeSegment := func(segment string) (finished bool, bytesRead int64, err error) {
currentSegment, err := d.Conn.ObjectCreate(d.Container, segment, false, "", d.getContentType(), nil) currentSegment, err := d.Conn.ObjectCreate(d.Container, segment, false, "", d.getContentType(), nil)
if err != nil { if err != nil {
if err == swift.ContainerNotFound || err == swift.ObjectNotFound { if err == swift.ObjectNotFound {
return false, bytesRead, storagedriver.PathNotFoundError{Path: segment} return false, bytesRead, storagedriver.PathNotFoundError{Path: segment}
} }
return false, bytesRead, err return false, bytesRead, err
@ -367,7 +367,7 @@ func (d *driver) WriteStream(ctx context.Context, path string, offset int64, rea
headers["Range"] = "bytes=" + strconv.FormatInt(cursor+n, 10) + "-" + strconv.FormatInt(cursor+chunkSize, 10) headers["Range"] = "bytes=" + strconv.FormatInt(cursor+n, 10) + "-" + strconv.FormatInt(cursor+chunkSize, 10)
file, _, err := d.Conn.ObjectOpen(d.Container, d.swiftPath(path), false, headers) file, _, err := d.Conn.ObjectOpen(d.Container, d.swiftPath(path), false, headers)
if err != nil { if err != nil {
if err == swift.ContainerNotFound || err == swift.ObjectNotFound { if err == swift.ObjectNotFound {
return false, bytesRead, storagedriver.PathNotFoundError{Path: path} return false, bytesRead, storagedriver.PathNotFoundError{Path: path}
} }
return false, bytesRead, err return false, bytesRead, err
@ -376,7 +376,7 @@ func (d *driver) WriteStream(ctx context.Context, path string, offset int64, rea
_, copyErr := io.Copy(currentSegment, file) _, copyErr := io.Copy(currentSegment, file)
if err := file.Close(); err != nil { if err := file.Close(); err != nil {
if err == swift.ContainerNotFound || err == swift.ObjectNotFound { if err == swift.ObjectNotFound {
return false, bytesRead, storagedriver.PathNotFoundError{Path: path} return false, bytesRead, storagedriver.PathNotFoundError{Path: path}
} }
return false, bytesRead, err return false, bytesRead, err
@ -441,7 +441,7 @@ func (d *driver) Stat(ctx context.Context, path string) (storagedriver.FileInfo,
// so we need to do a second HEAD request // so we need to do a second HEAD request
info, _, err := d.Conn.Object(d.Container, swiftPath) info, _, err := d.Conn.Object(d.Container, swiftPath)
if err != nil { if err != nil {
if err == swift.ContainerNotFound || err == swift.ObjectNotFound { if err == swift.ObjectNotFound {
return nil, storagedriver.PathNotFoundError{Path: path} return nil, storagedriver.PathNotFoundError{Path: path}
} }
return nil, err return nil, err
@ -521,7 +521,7 @@ func (d *driver) Delete(ctx context.Context, path string) error {
filenames[i] = obj.Name filenames[i] = obj.Name
} }
if _, err := d.Conn.BulkDelete(d.Container, filenames); err != swift.Forbidden { if _, err := d.Conn.BulkDelete(d.Container, filenames); err != swift.Forbidden {
if err == swift.ContainerNotFound || err == swift.ObjectNotFound { if err == swift.ContainerNotFound {
return storagedriver.PathNotFoundError{Path: path} return storagedriver.PathNotFoundError{Path: path}
} }
return err return err
@ -543,7 +543,7 @@ func (d *driver) Delete(ctx context.Context, path string) error {
for _, s := range segments { for _, s := range segments {
if err := d.Conn.ObjectDelete(segContainer, s.Name); err != nil { if err := d.Conn.ObjectDelete(segContainer, s.Name); err != nil {
if err == swift.ContainerNotFound || err == swift.ObjectNotFound { if err == swift.ObjectNotFound {
return storagedriver.PathNotFoundError{Path: s.Name} return storagedriver.PathNotFoundError{Path: s.Name}
} }
return err return err
@ -551,14 +551,14 @@ func (d *driver) Delete(ctx context.Context, path string) error {
} }
} }
} else { } else {
if err == swift.ContainerNotFound || err == swift.ObjectNotFound { if err == swift.ObjectNotFound {
return storagedriver.PathNotFoundError{Path: obj.Name} return storagedriver.PathNotFoundError{Path: obj.Name}
} }
return err return err
} }
if err := d.Conn.ObjectDelete(d.Container, obj.Name); err != nil { if err := d.Conn.ObjectDelete(d.Container, obj.Name); err != nil {
if err == swift.ContainerNotFound || err == swift.ObjectNotFound { if err == swift.ObjectNotFound {
return storagedriver.PathNotFoundError{Path: obj.Name} return storagedriver.PathNotFoundError{Path: obj.Name}
} }
return err return err
@ -568,16 +568,18 @@ func (d *driver) Delete(ctx context.Context, path string) error {
_, _, err = d.Conn.Object(d.Container, d.swiftPath(path)) _, _, err = d.Conn.Object(d.Container, d.swiftPath(path))
if err == nil { if err == nil {
if err := d.Conn.ObjectDelete(d.Container, d.swiftPath(path)); err != nil { if err := d.Conn.ObjectDelete(d.Container, d.swiftPath(path)); err != nil {
if err == swift.ContainerNotFound || err == swift.ObjectNotFound { if err == swift.ObjectNotFound {
return storagedriver.PathNotFoundError{Path: path} return storagedriver.PathNotFoundError{Path: path}
} }
return err return err
} }
} else if err == swift.ObjectNotFound && len(objects) == 0 { } else if err == swift.ObjectNotFound {
return storagedriver.PathNotFoundError{Path: path} if len(objects) == 0 {
} else if err == swift.ContainerNotFound {
return storagedriver.PathNotFoundError{Path: path} return storagedriver.PathNotFoundError{Path: path}
} }
} else {
return err
}
return nil return nil
} }