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Handle both space and non-space characters, in signature v4 - add errors for all API's

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This commit is contained in:
Harshavardhana
2015-07-09 21:44:24 -07:00
parent eac92d4647
commit e5006c738d
4 changed files with 36 additions and 23 deletions
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15
pkg/donut/signature-v4.go
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@@ -226,21 +226,14 @@ func (r *Signature) DoesSignatureMatch(hashedPayload string) (bool, error) {
if err != nil {
return false, iodine.New(err, nil)
}
signedHeaders := r.getSignedHeaders()
canonicalRequest := r.getCanonicalRequest()
scope := r.getScope(t)
stringToSign := r.getStringToSign(canonicalRequest, t)
signingKey := r.getSigningKey(t)
signature := r.getSignature(signingKey, stringToSign)
newSignature := r.getSignature(signingKey, stringToSign)
// final Authorization header
parts := []string{
authHeaderPrefix + " Credential=" + r.AccessKeyID + "/" + scope,
"SignedHeaders=" + signedHeaders,
"Signature=" + signature,
}
newAuthHeader := strings.Join(parts, ", ")
if newAuthHeader != r.AuthHeader {
authFields := strings.Split(strings.TrimSpace(r.AuthHeader), ",")
signature := strings.Split(strings.TrimSpace(authFields[2]), "=")[1]
if newSignature != signature {
return false, nil
}
return true, nil