// Sign signs a data of a namespace
func (kml *KeyManagerLocal) Decrypt(proto string, namespace string, data []byte) ([]byte, error) {
keyDir, err := kml.getKeyDir(proto, namespace)
if err != nil {
return nil, err
}
privBytes, _ := ioutil.ReadFile(filepath.Join(keyDir, defaultPrivateKey))
return utils.RSADecrypt(privBytes, data)
}
// TestRSAGenerateEnDe
func TestRSAGenerateEnDe(t *testing.T) {
privBytes, pubBytes, err := utils.GenerateRSAKeyPair(1024)
assert.Nil(t, err, "Fail to genereate RSA Key Pair")
testData := []byte("This is the testdata for encrypt and decryp")
encrypted, err := utils.RSAEncrypt(pubBytes, testData)
assert.Nil(t, err, "Fail to encrypt data")
decrypted, err := utils.RSADecrypt(privBytes, encrypted)
assert.Nil(t, err, "Fail to decrypt data")
assert.Equal(t, testData, decrypted, "Fail to get correct data after en/de")
}
}
privFile := context.Args().Get(0)
encryptedFile := context.Args().Get(1)
privBytes, err := ioutil.ReadFile(privFile)
if err != nil {
fmt.Println(err)
return err
}
encryptedBytes, err := ioutil.ReadFile(encryptedFile)
if err != nil {
fmt.Println(err)
return err
}
decryptedBytes, err := utils.RSADecrypt(privBytes, encryptedBytes)
if err != nil {
fmt.Println(err)
return err
}
decryptedFile := encryptedFile + "-decrypted"
err = ioutil.WriteFile(decryptedFile, decryptedBytes, 0644)
if err != nil {
fmt.Println(err)
return err
}
fmt.Printf("Success to decrypt %s to %s\n", encryptedFile, decryptedFile)
return nil
},
}