com.github.ambry.cloud

Interface CloudBlobCryptoAgent

All Known Implementing Classes:

CloudBlobCryptoAgentImpl

public interface CloudBlobCryptoAgent

Crypto Service to assist in encrypting and decrypting blob chunks transferred between Ambry and the cloud backup.

Method Summary

Modifier and Type	Method and Description
java.nio.ByteBuffer	decrypt(java.nio.ByteBuffer buffer) Decrypts the blob buffer being downloaded from cloud storage.
java.nio.ByteBuffer	encrypt(java.nio.ByteBuffer buffer) Encrypts the blob buffer being uploaded to cloud storage.
java.lang.String	getEncryptionContext() Returns the encryption context (if any)

Method Detail

encrypt

java.nio.ByteBuffer encrypt(java.nio.ByteBuffer buffer)
                     throws java.security.GeneralSecurityException

Encrypts the blob buffer being uploaded to cloud storage.

Parameters:

buffer - The ByteBuffer that needs to be encrypted.

Returns:

The encrypted buffer.

Throws:

{@link - GeneralSecurityException} on any exception with encryption.

java.security.GeneralSecurityException

decrypt

java.nio.ByteBuffer decrypt(java.nio.ByteBuffer buffer)
                     throws java.security.GeneralSecurityException

Decrypts the blob buffer being downloaded from cloud storage.

Parameters:

buffer - The ByteBuffer that needs to be decrypted.

Returns:

The decrypted buffer.

Throws:

{@link - GeneralSecurityException} on any exception with decryption

java.security.GeneralSecurityException

getEncryptionContext

java.lang.String getEncryptionContext()

Returns the encryption context (if any)

Returns: