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Return InvalidDigest when md5 sent by client is invalid (#5654)

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This is to ensure proper compatibility with AWS S3, handle
special cases where

- Content-Md5 is set to empty
- Content-Md5 is set to invalid
This commit is contained in:
Harshavardhana
2018-03-16 11:22:34 -07:00
committed by Dee Koder
parent 9ede179a21
commit 3145462ad2
5 changed files with 89 additions and 23 deletions
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11
cmd/hasher.go
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@@ -24,11 +24,16 @@ import (
"github.com/minio/sha256-simd"
)
// getSHA256Hash returns SHA-256 hash of given data.
// getSHA256Hash returns SHA-256 hash in hex encoding of given data.
func getSHA256Hash(data []byte) string {
return hex.EncodeToString(getSHA256Sum(data))
}
// getSHA256Hash returns SHA-256 sum of given data.
func getSHA256Sum(data []byte) []byte {
hash := sha256.New()
hash.Write(data)
return hex.EncodeToString(hash.Sum(nil))
return hash.Sum(nil)
}
// getMD5Sum returns MD5 sum of given data.
@@ -38,7 +43,7 @@ func getMD5Sum(data []byte) []byte {
return hash.Sum(nil)
}
// getMD5Hash returns MD5 hash of given data.
// getMD5Hash returns MD5 hash in hex encoding of given data.
func getMD5Hash(data []byte) string {
return hex.EncodeToString(getMD5Sum(data))
}