Package org.apache.hadoop.fs.azure

Class ShellDecryptionKeyProvider

java.lang.Object

org.apache.hadoop.fs.azure.SimpleKeyProvider

org.apache.hadoop.fs.azure.ShellDecryptionKeyProvider

All Implemented Interfaces:

KeyProvider

@Private
public class ShellDecryptionKeyProvider
extends SimpleKeyProvider

Shell decryption key provider which invokes an external script that will perform the key decryption.

Field Summary

Fields inherited from class org.apache.hadoop.fs.azure.SimpleKeyProvider

KEY_ACCOUNT_KEY_PREFIX

Constructor Summary

Constructors

Constructor	Description
ShellDecryptionKeyProvider()

Method Summary

Modifier and Type	Method	Description
java.lang.String	getStorageAccountKey(java.lang.String accountName, org.apache.hadoop.conf.Configuration conf)	Key providers must implement this method.

Methods inherited from class org.apache.hadoop.fs.azure.SimpleKeyProvider

getStorageAccountKeyName

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ShellDecryptionKeyProvider

public ShellDecryptionKeyProvider()

Method Detail

getStorageAccountKey

public java.lang.String getStorageAccountKey(java.lang.String accountName,
                                             org.apache.hadoop.conf.Configuration conf)
                                      throws KeyProviderException

Description copied from interface: KeyProvider

Key providers must implement this method. Given a list of configuration parameters for the specified Azure storage account, retrieve the plaintext storage account key.

Specified by:

getStorageAccountKey in interface KeyProvider

Overrides:

getStorageAccountKey in class SimpleKeyProvider

Parameters:

accountName - the storage account name

conf - Hadoop configuration parameters

Returns:

the plaintext storage account key

Throws:

KeyProviderException - Thrown if there is a problem instantiating a KeyProvider or retrieving a key using a KeyProvider object.