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Code Issues Releases Wiki Activity

Update github.com/minio/minio-go

Browse Source 
Closes #1918
This commit is contained in:
Alexander Neumann 2018-09-25 14:43:32 +02:00
parent c6901ff908
commit 2effacd444
7 changed files with 538 additions and 12 deletions
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2
go.mod
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@ -23,7 +23,7 @@ require (
github.com/kurin/blazer v0.5.1
github.com/marstr/guid v1.1.0 // indirect
github.com/mattn/go-isatty v0.0.4
github.com/minio/minio-go v6.0.6+incompatible
github.com/minio/minio-go v6.0.7+incompatible
github.com/mitchellh/go-homedir v1.0.0 // indirect
github.com/ncw/swift v1.0.41
github.com/pkg/errors v0.8.0

4
go.sum
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@ -45,8 +45,8 @@ github.com/marstr/guid v1.1.0 h1:/M4H/1G4avsieL6BbUwCOBzulmoeKVP5ux/3mQNnbyI=
github.com/marstr/guid v1.1.0/go.mod h1:74gB1z2wpxxInTG6yaqA7KrtM0NZ+RbrcqDvYHefzho=
github.com/mattn/go-isatty v0.0.4 h1:bnP0vzxcAdeI1zdubAl5PjU6zsERjGZb7raWodagDYs=
github.com/mattn/go-isatty v0.0.4/go.mod h1:M+lRXTBqGeGNdLjl/ufCoiOlB5xdOkqRJdNxMWT7Zi4=
github.com/minio/minio-go v6.0.6+incompatible h1:AOPYom8W/kjdsjlsCVYwfb5BELGmkMP7EXhocAm5iME=
github.com/minio/minio-go v6.0.6+incompatible/go.mod h1:7guKYtitv8dktvNUGrhzmNlA5wrAABTQXCoesZdFQO8=
github.com/minio/minio-go v6.0.7+incompatible h1:nWABqotkiT/3aLgFnG30doQiwFkDMM9xnGGQnS+Ao6M=
github.com/minio/minio-go v6.0.7+incompatible/go.mod h1:7guKYtitv8dktvNUGrhzmNlA5wrAABTQXCoesZdFQO8=
github.com/mitchellh/go-homedir v1.0.0 h1:vKb8ShqSby24Yrqr/yDYkuFz8d0WUjys40rvnGC8aR0=
github.com/mitchellh/go-homedir v1.0.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
github.com/ncw/swift v1.0.41 h1:kfoTVQKt1A4n0m1Q3YWku9OoXfpo06biqVfi73yseBs=

14
vendor/github.com/minio/minio-go/README.md generated vendored
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@ -14,9 +14,9 @@ go get -u github.com/minio/minio-go
## Initialize Minio Client
Minio client requires the following four parameters specified to connect to an Amazon S3 compatible object storage.
| Parameter | Description|
| Parameter | Description|
| :--- | :--- |
| endpoint | URL to object storage service. |
| endpoint | URL to object storage service. |
| accessKeyID | Access key is the user ID that uniquely identifies your account. |
| secretAccessKey | Secret key is the password to your account. |
| secure | Set this value to 'true' to enable secure (HTTPS) access. |
@ -106,7 +106,7 @@ func main() {
### Run FileUploader
```sh
go run file-uploader.go
2016/08/13 17:03:28 Successfully created mymusic
2016/08/13 17:03:28 Successfully created mymusic
2016/08/13 17:03:40 Successfully uploaded golden-oldies.zip of size 16253413
mc ls play/mymusic/
@ -114,7 +114,7 @@ mc ls play/mymusic/
```
## API Reference
The full API Reference is available here.
The full API Reference is available here.
* [Complete API Reference](https://docs.minio.io/docs/golang-client-api-reference)
@ -154,6 +154,8 @@ The full API Reference is available here.
* [`RemoveObject`](https://docs.minio.io/docs/golang-client-api-reference#RemoveObject)
* [`RemoveObjects`](https://docs.minio.io/docs/golang-client-api-reference#RemoveObjects)
* [`RemoveIncompleteUpload`](https://docs.minio.io/docs/golang-client-api-reference#RemoveIncompleteUpload)
* [`SelectObjectContent`](https://docs.minio.io/docs/golang-client-api-reference#SelectObjectContent)
### API Reference : Presigned Operations
* [`PresignedGetObject`](https://docs.minio.io/docs/golang-client-api-reference#PresignedGetObject)
@ -182,7 +184,7 @@ The full API Reference is available here.
* [setbucketpolicy.go](https://github.com/minio/minio-go/blob/master/examples/s3/setbucketpolicy.go)
* [getbucketpolicy.go](https://github.com/minio/minio-go/blob/master/examples/s3/getbucketpolicy.go)
* [listbucketpolicies.go](https://github.com/minio/minio-go/blob/master/examples/s3/listbucketpolicies.go)
### Full Examples : Bucket lifecycle Operations
* [setbucketlifecycle.go](https://github.com/minio/minio-go/blob/master/examples/s3/setbucketlifecycle.go)
* [getbucketlifecycle.go](https://github.com/minio/minio-go/blob/master/examples/s3/getbucketlifecycle.go)
@ -223,7 +225,7 @@ The full API Reference is available here.
## Explore Further
* [Complete Documentation](https://docs.minio.io)
* [Minio Go Client SDK API Reference](https://docs.minio.io/docs/golang-client-api-reference)
* [Minio Go Client SDK API Reference](https://docs.minio.io/docs/golang-client-api-reference)
* [Go Music Player App Full Application Example](https://docs.minio.io/docs/go-music-player-app)
## Contribute

6
vendor/github.com/minio/minio-go/api-put-object-multipart.go generated vendored
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@ -259,7 +259,11 @@ func (c Client) uploadPart(ctx context.Context, bucketName, objectName, uploadID
// Set encryption headers, if any.
customHeader := make(http.Header)
if sse != nil {
// https://docs.aws.amazon.com/AmazonS3/latest/API/mpUploadUploadPart.html
// Server-side encryption is supported by the S3 Multipart Upload actions.
// Unless you are using a customer-provided encryption key, you don't need
// to specify the encryption parameters in each UploadPart request.
if sse != nil && sse.Type() == encrypt.SSEC {
sse.Marshal(customHeader)
}

520
vendor/github.com/minio/minio-go/api-select.go generated vendored Normal file
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@ -0,0 +1,520 @@
/*
* Minio Go Library for Amazon S3 Compatible Cloud Storage
* (C) 2018 Minio, 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 minio
import (
"bytes"
"context"
"encoding/binary"
"encoding/xml"
"errors"
"fmt"
"hash"
"hash/crc32"
"io"
"net/http"
"net/url"
"strings"
"github.com/minio/minio-go/pkg/encrypt"
"github.com/minio/minio-go/pkg/s3utils"
)
// CSVFileHeaderInfo - is the parameter for whether to utilize headers.
type CSVFileHeaderInfo string
// Constants for file header info.
const (
CSVFileHeaderInfoNone CSVFileHeaderInfo = "NONE"
CSVFileHeaderInfoIgnore = "IGNORE"
CSVFileHeaderInfoUse = "USE"
)
// SelectCompressionType - is the parameter for what type of compression is
// present
type SelectCompressionType string
// Constants for compression types under select API.
const (
SelectCompressionNONE SelectCompressionType = "NONE"
SelectCompressionGZIP = "GZIP"
SelectCompressionBZIP = "BZIP2"
)
// CSVQuoteFields - is the parameter for how CSV fields are quoted.
type CSVQuoteFields string
// Constants for csv quote styles.
const (
CSVQuoteFieldsAlways CSVQuoteFields = "Always"
CSVQuoteFieldsAsNeeded = "AsNeeded"
)
// QueryExpressionType - is of what syntax the expression is, this should only
// be SQL
type QueryExpressionType string
// Constants for expression type.
const (
QueryExpressionTypeSQL QueryExpressionType = "SQL"
)
// JSONType determines json input serialization type.
type JSONType string
// Constants for JSONTypes.
const (
JSONDocumentType JSONType = "DOCUMENT"
JSONLinesType = "LINES"
)
// ParquetInputOptions parquet input specific options
type ParquetInputOptions struct{}
// CSVInputOptions csv input specific options
type CSVInputOptions struct {
FileHeaderInfo CSVFileHeaderInfo
RecordDelimiter string
FieldDelimiter string
QuoteCharacter string
QuoteEscapeCharacter string
Comments string
}
// CSVOutputOptions csv output specific options
type CSVOutputOptions struct {
QuoteFields CSVQuoteFields
RecordDelimiter string
FieldDelimiter string
QuoteCharacter string
QuoteEscapeCharacter string
}
// JSONInputOptions json input specific options
type JSONInputOptions struct {
Type JSONType
}
// JSONOutputOptions - json output specific options
type JSONOutputOptions struct {
RecordDelimiter string
}
// SelectObjectInputSerialization - input serialization parameters
type SelectObjectInputSerialization struct {
CompressionType SelectCompressionType
Parquet *ParquetInputOptions `xml:"Parquet,omitempty"`
CSV *CSVInputOptions `xml:"CSV,omitempty"`
JSON *JSONInputOptions `xml:"JSON,omitempty"`
}
// SelectObjectOutputSerialization - output serialization parameters.
type SelectObjectOutputSerialization struct {
CSV *CSVOutputOptions `xml:"CSV,omitempty"`
JSON *JSONOutputOptions `xml:"JSON,omitempty"`
}
// SelectObjectOptions - represents the input select body
type SelectObjectOptions struct {
XMLName xml.Name `xml:"SelectObjectContentRequest" json:"-"`
ServerSideEncryption encrypt.ServerSide `xml:"-"`
Expression string
ExpressionType QueryExpressionType
InputSerialization SelectObjectInputSerialization
OutputSerialization SelectObjectOutputSerialization
RequestProgress struct {
Enabled bool
}
}
// Header returns the http.Header representation of the SelectObject options.
func (o SelectObjectOptions) Header() http.Header {
headers := make(http.Header)
if o.ServerSideEncryption != nil && o.ServerSideEncryption.Type() == encrypt.SSEC {
o.ServerSideEncryption.Marshal(headers)
}
return headers
}
// SelectObjectType - is the parameter which defines what type of object the
// operation is being performed on.
type SelectObjectType string
// Constants for input data types.
const (
SelectObjectTypeCSV SelectObjectType = "CSV"
SelectObjectTypeJSON = "JSON"
SelectObjectTypeParquet = "Parquet"
)
// preludeInfo is used for keeping track of necessary information from the
// prelude.
type preludeInfo struct {
totalLen uint32
headerLen uint32
}
// SelectResults is used for the streaming responses from the server.
type SelectResults struct {
pipeReader *io.PipeReader
resp *http.Response
stats *StatsMessage
progress *ProgressMessage
}
// ProgressMessage is a struct for progress xml message.
type ProgressMessage struct {
XMLName xml.Name `xml:"Progress" json:"-"`
StatsMessage
}
// StatsMessage is a struct for stat xml message.
type StatsMessage struct {
XMLName xml.Name `xml:"Stats" json:"-"`
BytesScanned int64
BytesProcessed int64
BytesReturned int64
}
// eventType represents the type of event.
type eventType string
// list of event-types returned by Select API.
const (
endEvent eventType = "End"
errorEvent = "Error"
recordsEvent = "Records"
progressEvent = "Progress"
statsEvent = "Stats"
)
// contentType represents content type of event.
type contentType string
const (
xmlContent contentType = "text/xml"
)
// SelectObjectContent is a implementation of http://docs.aws.amazon.com/AmazonS3/latest/API/RESTObjectSELECTContent.html AWS S3 API.
func (c Client) SelectObjectContent(ctx context.Context, bucketName, objectName string, opts SelectObjectOptions) (*SelectResults, error) {
// Input validation.
if err := s3utils.CheckValidBucketName(bucketName); err != nil {
return nil, err
}
if err := s3utils.CheckValidObjectName(objectName); err != nil {
return nil, err
}
selectReqBytes, err := xml.Marshal(opts)
if err != nil {
return nil, err
}
urlValues := make(url.Values)
urlValues.Set("select", "")
urlValues.Set("select-type", "2")
// Execute POST on bucket/object.
resp, err := c.executeMethod(ctx, "POST", requestMetadata{
bucketName: bucketName,
objectName: objectName,
queryValues: urlValues,
customHeader: opts.Header(),
contentMD5Base64: sumMD5Base64(selectReqBytes),
contentSHA256Hex: sum256Hex(selectReqBytes),
contentBody: bytes.NewReader(selectReqBytes),
contentLength: int64(len(selectReqBytes)),
})
if err != nil {
return nil, err
}
if resp.StatusCode != http.StatusOK {
return nil, httpRespToErrorResponse(resp, bucketName, "")
}
pipeReader, pipeWriter := io.Pipe()
streamer := &SelectResults{
resp: resp,
stats: &StatsMessage{},
progress: &ProgressMessage{},
pipeReader: pipeReader,
}
streamer.start(pipeWriter)
return streamer, nil
}
// Close - closes the underlying response body and the stream reader.
func (s *SelectResults) Close() error {
defer closeResponse(s.resp)
return s.pipeReader.Close()
}
// Read - is a reader compatible implementation for SelectObjectContent records.
func (s *SelectResults) Read(b []byte) (n int, err error) {
return s.pipeReader.Read(b)
}
// Stats - information about a request's stats when processing is complete.
func (s *SelectResults) Stats() *StatsMessage {
return s.stats
}
// Progress - information about the progress of a request.
func (s *SelectResults) Progress() *ProgressMessage {
return s.progress
}
// start is the main function that decodes the large byte array into
// several events that are sent through the eventstream.
func (s *SelectResults) start(pipeWriter *io.PipeWriter) {
go func() {
for {
var prelude preludeInfo
var headers = make(http.Header)
var err error
// Create CRC code
crc := crc32.New(crc32.IEEETable)
crcReader := io.TeeReader(s.resp.Body, crc)
// Extract the prelude(12 bytes) into a struct to extract relevant information.
prelude, err = processPrelude(crcReader, crc)
if err != nil {
pipeWriter.CloseWithError(err)
closeResponse(s.resp)
return
}
// Extract the headers(variable bytes) into a struct to extract relevant information
if prelude.headerLen > 0 {
if err = extractHeader(io.LimitReader(crcReader, int64(prelude.headerLen)), headers); err != nil {
pipeWriter.CloseWithError(err)
closeResponse(s.resp)
return
}
}
// Get the actual payload length so that the appropriate amount of
// bytes can be read or parsed.
payloadLen := prelude.PayloadLen()
// Get content-type of the payload.
c := contentType(headers.Get("content-type"))
// Get event type of the payload.
e := eventType(headers.Get("event-type"))
// Handle all supported events.
switch e {
case endEvent:
pipeWriter.Close()
closeResponse(s.resp)
return
case errorEvent:
pipeWriter.CloseWithError(errors.New("Error Type of " + headers.Get("error-type") + " " + headers.Get("error-message")))
closeResponse(s.resp)
return
case recordsEvent:
if _, err = io.Copy(pipeWriter, io.LimitReader(crcReader, payloadLen)); err != nil {
pipeWriter.CloseWithError(err)
closeResponse(s.resp)
return
}
case progressEvent:
switch c {
case xmlContent:
if err = xmlDecoder(io.LimitReader(crcReader, payloadLen), s.progress); err != nil {
pipeWriter.CloseWithError(err)
closeResponse(s.resp)
return
}
default:
pipeWriter.CloseWithError(fmt.Errorf("Unexpected content-type %s sent for event-type %s", c, progressEvent))
closeResponse(s.resp)
return
}
case statsEvent:
switch c {
case xmlContent:
if err = xmlDecoder(io.LimitReader(crcReader, payloadLen), s.stats); err != nil {
pipeWriter.CloseWithError(err)
closeResponse(s.resp)
return
}
default:
pipeWriter.CloseWithError(fmt.Errorf("Unexpected content-type %s sent for event-type %s", c, statsEvent))
closeResponse(s.resp)
return
}
}
// Ensures that the full message's CRC is correct and
// that the message is not corrupted
if err := checkCRC(s.resp.Body, crc.Sum32()); err != nil {
pipeWriter.CloseWithError(err)
closeResponse(s.resp)
return
}
}
}()
}
// PayloadLen is a function that calculates the length of the payload.
func (p preludeInfo) PayloadLen() int64 {
return int64(p.totalLen - p.headerLen - 16)
}
// processPrelude is the function that reads the 12 bytes of the prelude and
// ensures the CRC is correct while also extracting relevant information into
// the struct,
func processPrelude(prelude io.Reader, crc hash.Hash32) (preludeInfo, error) {
var err error
var pInfo = preludeInfo{}
// reads total length of the message (first 4 bytes)
pInfo.totalLen, err = extractUint32(prelude)
if err != nil {
return pInfo, err
}
// reads total header length of the message (2nd 4 bytes)
pInfo.headerLen, err = extractUint32(prelude)
if err != nil {
return pInfo, err
}
// checks that the CRC is correct (3rd 4 bytes)
preCRC := crc.Sum32()
if err := checkCRC(prelude, preCRC); err != nil {
return pInfo, err
}
return pInfo, nil
}
// extracts the relevant information from the Headers.
func extractHeader(body io.Reader, myHeaders http.Header) error {
for {
// extracts the first part of the header,
headerTypeName, err := extractHeaderType(body)
if err != nil {
// Since end of file, we have read all of our headers
if err == io.EOF {
break
}
return err
}
// reads the 7 present in the header and ignores it.
extractUint8(body)
headerValueName, err := extractHeaderValue(body)
if err != nil {
return err
}
myHeaders.Set(headerTypeName, headerValueName)
}
return nil
}
// extractHeaderType extracts the first half of the header message, the header type.
func extractHeaderType(body io.Reader) (string, error) {
// extracts 2 bit integer
headerNameLen, err := extractUint8(body)
if err != nil {
return "", err
}
// extracts the string with the appropriate number of bytes
headerName, err := extractString(body, int(headerNameLen))
if err != nil {
return "", err
}
return strings.TrimPrefix(headerName, ":"), nil
}
// extractsHeaderValue extracts the second half of the header message, the
// header value
func extractHeaderValue(body io.Reader) (string, error) {
bodyLen, err := extractUint16(body)
if err != nil {
return "", err
}
bodyName, err := extractString(body, int(bodyLen))
if err != nil {
return "", err
}
return bodyName, nil
}
// extracts a string from byte array of a particular number of bytes.
func extractString(source io.Reader, lenBytes int) (string, error) {
myVal := make([]byte, lenBytes)
_, err := source.Read(myVal)
if err != nil {
return "", err
}
return string(myVal), nil
}
// extractUint32 extracts a 4 byte integer from the byte array.
func extractUint32(r io.Reader) (uint32, error) {
buf := make([]byte, 4)
_, err := io.ReadFull(r, buf)
if err != nil {
return 0, err
}
return binary.BigEndian.Uint32(buf), nil
}
// extractUint16 extracts a 2 byte integer from the byte array.
func extractUint16(r io.Reader) (uint16, error) {
buf := make([]byte, 2)
_, err := io.ReadFull(r, buf)
if err != nil {
return 0, err
}
return binary.BigEndian.Uint16(buf), nil
}
// extractUint8 extracts a 1 byte integer from the byte array.
func extractUint8(r io.Reader) (uint8, error) {
buf := make([]byte, 1)
_, err := io.ReadFull(r, buf)
if err != nil {
return 0, err
}
return buf[0], nil
}
// checkCRC ensures that the CRC matches with the one from the reader.
func checkCRC(r io.Reader, expect uint32) error {
msgCRC, err := extractUint32(r)
if err != nil {
return err
}
if msgCRC != expect {
return fmt.Errorf("Checksum Mismatch, MessageCRC of 0x%X does not equal expected CRC of 0x%X", msgCRC, expect)
}
return nil
}

2
vendor/github.com/minio/minio-go/api.go generated vendored
View File

@ -99,7 +99,7 @@ type Options struct {
// Global constants.
const (
libraryName = "minio-go"
libraryVersion = "v6.0.6"
libraryVersion = "v6.0.7"
)
// User Agent should always following the below style.

2
vendor/modules.txt vendored
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@ -49,7 +49,7 @@ github.com/kurin/blazer/internal/b2types
github.com/marstr/guid
# github.com/mattn/go-isatty v0.0.4
github.com/mattn/go-isatty
# github.com/minio/minio-go v6.0.6+incompatible
# github.com/minio/minio-go v6.0.7+incompatible
github.com/minio/minio-go
github.com/minio/minio-go/pkg/credentials
github.com/minio/minio-go/pkg/encrypt