Fix: Support Unicode delimiters in s3 select (#7931)

master
Kanagaraj M 5 years ago committed by kannappanr
parent a57c747667
commit 12353caf35
  1. 183
      mint/run/core/aws-sdk-go/quick-tests.go
  2. 8
      pkg/s3select/csv/args.go

@ -292,6 +292,188 @@ func testListObjects(s3Client *s3.S3) {
successLogger(function, args, startTime).Info()
}
func testSelectObject(s3Client *s3.S3) {
startTime := time.Now()
function := "testSelectObject"
bucket := randString(60, rand.NewSource(time.Now().UnixNano()), "aws-sdk-go-test-")
object1 := "object1.csv"
object2 := "object2.csv"
args := map[string]interface{}{
"bucketName": bucket,
"objectName1": object1,
"objectName2": object2,
}
_, err := s3Client.CreateBucket(&s3.CreateBucketInput{
Bucket: aws.String(bucket),
})
if err != nil {
failureLog(function, args, startTime, "", "AWS SDK Go CreateBucket Failed", err).Fatal()
return
}
// Test comma field seperator
inputCsv1 := `year,gender,ethnicity,firstname,count,rank
2011,FEMALE,ASIAN AND PACIFIC ISLANDER,SOPHIA,119,1
2011,FEMALE,ASIAN AND PACIFIC ISLANDER,CHLOE,106,2
2011,FEMALE,ASIAN AND PACIFIC ISLANDER,EMILY,93,3
2011,FEMALE,ASIAN AND PACIFIC ISLANDER,OLIVIA,89,4
2011,FEMALE,ASIAN AND PACIFIC ISLANDER,EMMA,75,5
2011,FEMALE,ASIAN AND PACIFIC ISLANDER,ISABELLA,67,6
2011,FEMALE,ASIAN AND PACIFIC ISLANDER,TIFFANY,54,7
2011,FEMALE,ASIAN AND PACIFIC ISLANDER,ASHLEY,52,8
2011,FEMALE,ASIAN AND PACIFIC ISLANDER,FIONA,48,9
2011,FEMALE,ASIAN AND PACIFIC ISLANDER,ANGELA,47,10
`
outputCSV1 := `2011
2011
2011
2011
2011
2011
2011
2011
2011
2011
`
putInput1 := &s3.PutObjectInput{
Body: aws.ReadSeekCloser(strings.NewReader(inputCsv1)),
Bucket: aws.String(bucket),
Key: aws.String(object1),
}
_, err = s3Client.PutObject(putInput1)
defer cleanup(s3Client, bucket, object1, function, args, startTime, true)
params := &s3.SelectObjectContentInput{
Bucket: &bucket,
Key: &object1,
ExpressionType: aws.String(s3.ExpressionTypeSql),
Expression: aws.String("SELECT s._1 FROM S3Object s"),
RequestProgress: &s3.RequestProgress{},
InputSerialization: &s3.InputSerialization{
CompressionType: aws.String("NONE"),
CSV: &s3.CSVInput{
FileHeaderInfo: aws.String(s3.FileHeaderInfoIgnore),
FieldDelimiter: aws.String(","),
RecordDelimiter: aws.String("\n"),
},
},
OutputSerialization: &s3.OutputSerialization{
CSV: &s3.CSVOutput{},
},
}
resp, err := s3Client.SelectObjectContent(params)
if err != nil {
failureLog(function, args, startTime, "", fmt.Sprintf("AWS SDK Go Select object failed %v", err), err).Fatal()
return
}
defer resp.EventStream.Close()
payload := ""
for event := range resp.EventStream.Events() {
switch v := event.(type) {
case *s3.RecordsEvent:
// s3.RecordsEvent.Records is a byte slice of select records
payload = string(v.Payload)
}
}
if err := resp.EventStream.Err(); err != nil {
failureLog(function, args, startTime, "", fmt.Sprintf("AWS SDK Go Select object failed %v", err), err).Fatal()
return
}
if payload != outputCSV1 {
failureLog(function, args, startTime, "", fmt.Sprintf("AWS SDK Go Select object output mismatch %v", payload), errors.New("AWS S3 select object mismatch")).Fatal()
return
}
// Test unicode field seperator
inputCsv2 := `"year""gender""ethnicity""firstname""count""rank"
"2011""FEMALE""ASIAN AND PACIFIC ISLANDER""SOPHIA""119""1"
"2011""FEMALE""ASIAN AND PACIFIC ISLANDER""CHLOE""106""2"
"2011""FEMALE""ASIAN AND PACIFIC ISLANDER""EMILY""93""3"
"2011""FEMALE""ASIAN AND PACIFIC ISLANDER""OLIVIA""89""4"
"2011""FEMALE""ASIAN AND PACIFIC ISLANDER""EMMA""75""5"
"2011""FEMALE""ASIAN AND PACIFIC ISLANDER""ISABELLA""67""6"
"2011""FEMALE""ASIAN AND PACIFIC ISLANDER""TIFFANY""54""7"
"2011""FEMALE""ASIAN AND PACIFIC ISLANDER""ASHLEY""52""8"
"2011""FEMALE""ASIAN AND PACIFIC ISLANDER""FIONA""48""9"
"2011""FEMALE""ASIAN AND PACIFIC ISLANDER""ANGELA""47""10"
`
outputCSV2 := `2011
2011
2011
2011
2011
2011
2011
2011
2011
2011
`
putInput2 := &s3.PutObjectInput{
Body: aws.ReadSeekCloser(strings.NewReader(inputCsv2)),
Bucket: aws.String(bucket),
Key: aws.String(object2),
}
_, err = s3Client.PutObject(putInput2)
defer cleanup(s3Client, bucket, object2, function, args, startTime, false)
params2 := &s3.SelectObjectContentInput{
Bucket: &bucket,
Key: &object2,
ExpressionType: aws.String(s3.ExpressionTypeSql),
Expression: aws.String("SELECT s._1 FROM S3Object s"),
RequestProgress: &s3.RequestProgress{},
InputSerialization: &s3.InputSerialization{
CompressionType: aws.String("NONE"),
CSV: &s3.CSVInput{
FileHeaderInfo: aws.String(s3.FileHeaderInfoIgnore),
FieldDelimiter: aws.String("╦"),
RecordDelimiter: aws.String("\n"),
},
},
OutputSerialization: &s3.OutputSerialization{
CSV: &s3.CSVOutput{},
},
}
resp, err = s3Client.SelectObjectContent(params2)
if err != nil {
failureLog(function, args, startTime, "", fmt.Sprintf("AWS SDK Go Select object failed for unicode separator %v", err), err).Fatal()
return
}
defer resp.EventStream.Close()
for event := range resp.EventStream.Events() {
switch v := event.(type) {
case *s3.RecordsEvent:
// s3.RecordsEvent.Records is a byte slice of select records
payload = string(v.Payload)
}
}
if err := resp.EventStream.Err(); err != nil {
failureLog(function, args, startTime, "", fmt.Sprintf("AWS SDK Go Select object failed for unicode separator %v", err), err).Fatal()
return
}
if payload != outputCSV2 {
failureLog(function, args, startTime, "", fmt.Sprintf("AWS SDK Go Select object output mismatch %v", payload), errors.New("AWS S3 select object mismatch")).Fatal()
return
}
successLogger(function, args, startTime).Info()
}
func main() {
endpoint := os.Getenv("SERVER_ENDPOINT")
accessKey := os.Getenv("ACCESS_KEY")
@ -325,4 +507,5 @@ func main() {
// execute tests
testPresignedPutInvalidHash(s3Client)
testListObjects(s3Client)
testSelectObject(s3Client)
}

@ -72,7 +72,7 @@ func (args *ReaderArgs) UnmarshalXML(d *xml.Decoder, start xml.StartElement) err
return errInvalidFileHeaderInfo(fmt.Errorf("invalid FileHeaderInfo '%v'", parsedArgs.FileHeaderInfo))
}
switch len(parsedArgs.RecordDelimiter) {
switch len([]rune(parsedArgs.RecordDelimiter)) {
case 0:
parsedArgs.RecordDelimiter = defaultRecordDelimiter
case 1, 2:
@ -80,7 +80,7 @@ func (args *ReaderArgs) UnmarshalXML(d *xml.Decoder, start xml.StartElement) err
return fmt.Errorf("invalid RecordDelimiter '%v'", parsedArgs.RecordDelimiter)
}
switch len(parsedArgs.FieldDelimiter) {
switch len([]rune(parsedArgs.FieldDelimiter)) {
case 0:
parsedArgs.FieldDelimiter = defaultFieldDelimiter
case 1:
@ -154,7 +154,7 @@ func (args *WriterArgs) UnmarshalXML(d *xml.Decoder, start xml.StartElement) err
return errInvalidQuoteFields(fmt.Errorf("invalid QuoteFields '%v'", parsedArgs.QuoteFields))
}
switch len(parsedArgs.RecordDelimiter) {
switch len([]rune(parsedArgs.RecordDelimiter)) {
case 0:
parsedArgs.RecordDelimiter = defaultRecordDelimiter
case 1, 2:
@ -162,7 +162,7 @@ func (args *WriterArgs) UnmarshalXML(d *xml.Decoder, start xml.StartElement) err
return fmt.Errorf("invalid RecordDelimiter '%v'", parsedArgs.RecordDelimiter)
}
switch len(parsedArgs.FieldDelimiter) {
switch len([]rune(parsedArgs.FieldDelimiter)) {
case 0:
parsedArgs.FieldDelimiter = defaultFieldDelimiter
case 1:

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