45 lines
1.1 KiB
Go
45 lines
1.1 KiB
Go
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package signers
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import (
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"crypto/hmac"
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"crypto/sha1"
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"encoding/base64"
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"golib.gaore.com/GaoreGo/gaore-common-sdk-go/sdk/auth/credentials"
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)
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type AccessKeySigner struct {
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credential *credentials.AccessKeyCredential
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}
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func (signer *AccessKeySigner) GetAccessKeyId() (string, error) {
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return signer.credential.AccessKeyId, nil
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}
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func (signer *AccessKeySigner) GetAccessKeyFrom() (string, error) {
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return signer.credential.AccessKeyFrom, nil
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}
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func (*AccessKeySigner) GetName() string {
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return "HMAC-SHA1"
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}
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func (signer *AccessKeySigner) Sign(stringToSign, secretSuffix string) string {
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secret := signer.credential.AccessKeySecret + secretSuffix
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return ShaHmac1(stringToSign, secret)
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}
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func NewAccessKeySigner(credential *credentials.AccessKeyCredential) *AccessKeySigner {
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return &AccessKeySigner{
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credential: credential,
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}
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}
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func ShaHmac1(source, secret string) string {
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key := []byte(secret)
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hmac := hmac.New(sha1.New, key)
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hmac.Write([]byte(source))
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signedBytes := hmac.Sum(nil)
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signedString := base64.StdEncoding.EncodeToString(signedBytes)
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return signedString
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}
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