org.mariadb.jdbc.internal.com.send.authentication

Class Sha256PasswordPlugin

java.lang.Object

org.mariadb.jdbc.internal.com.send.authentication.Sha256PasswordPlugin

All Implemented Interfaces:

AuthenticationPlugin

public class Sha256PasswordPlugin
extends java.lang.Object
implements AuthenticationPlugin

Field Summary

Fields

Modifier and Type	Field and Description
private java.lang.String	authenticationData
private Options	options
private byte[]	seed

Constructor Summary

Constructors

Constructor and Description
Sha256PasswordPlugin()

Method Summary

Modifier and Type	Method and Description
static byte[]	encrypt(java.security.PublicKey publicKey, java.lang.String password, byte[] seed, java.lang.String passwordCharacterEncoding) Encode password with seed and public key.
static java.security.PublicKey	generatePublicKey(byte[] publicKeyBytes) Read public pem key from String.
void	initialize(java.lang.String authenticationData, byte[] seed, Options options) Initialization.
java.lang.String	name() Authentication plugin name.
Buffer	process(PacketOutputStream out, PacketInputStream in, java.util.concurrent.atomic.AtomicInteger sequence) Process SHA 256 password plugin authentication.
static java.security.PublicKey	readPublicKeyFromFile(java.lang.String serverRsaPublicKeyFile) Read public Key from file.
static java.security.PublicKey	readPublicKeyFromSocket(PacketInputStream reader, java.util.concurrent.atomic.AtomicInteger sequence) Read public Key from socket.
java.lang.String	type() Authentication plugin type.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.mariadb.jdbc.authentication.AuthenticationPlugin

mustUseSsl

Field Detail

authenticationData

private java.lang.String authenticationData

options

private Options options

seed

private byte[] seed

Constructor Detail

Sha256PasswordPlugin

public Sha256PasswordPlugin()

Method Detail

readPublicKeyFromFile

public static java.security.PublicKey readPublicKeyFromFile(java.lang.String serverRsaPublicKeyFile)
                                                     throws java.sql.SQLException

Read public Key from file.

Parameters:

serverRsaPublicKeyFile - RSA public key file

Returns:

public key

Throws:

java.sql.SQLException - if cannot read file or file content is not a public key.

readPublicKeyFromSocket

public static java.security.PublicKey readPublicKeyFromSocket(PacketInputStream reader,
                                                              java.util.concurrent.atomic.AtomicInteger sequence)
                                                       throws java.sql.SQLException,
                                                              java.io.IOException

Read public Key from socket.

Parameters:

reader - input stream reader

sequence - current exchange sequence

Returns:

public key

Throws:

java.sql.SQLException - if server return an Error packet or public key cannot be parsed.

java.io.IOException - if error reading socket

generatePublicKey

public static java.security.PublicKey generatePublicKey(byte[] publicKeyBytes)
                                                 throws java.sql.SQLException

Read public pem key from String.

Parameters:

publicKeyBytes - public key bytes value

Returns:

public key

Throws:

java.sql.SQLException - if key cannot be parsed

encrypt

public static byte[] encrypt(java.security.PublicKey publicKey,
                             java.lang.String password,
                             byte[] seed,
                             java.lang.String passwordCharacterEncoding)
                      throws java.sql.SQLException,
                             java.io.UnsupportedEncodingException

Encode password with seed and public key.

Parameters:

publicKey - public key

password - password

seed - seed

passwordCharacterEncoding - password encoding

Returns:

encoded password

Throws:

java.sql.SQLException - if cannot encode password

java.io.UnsupportedEncodingException - if password encoding is unknown

name

public java.lang.String name()

Description copied from interface: AuthenticationPlugin

Authentication plugin name.

Specified by:

name in interface AuthenticationPlugin

Returns:

authentication plugin name. ex: Mysql native password

type

public java.lang.String type()

Description copied from interface: AuthenticationPlugin

Authentication plugin type.

Specified by:

type in interface AuthenticationPlugin

Returns:

authentication plugin type. ex: mysql_native_password

initialize

public void initialize(java.lang.String authenticationData,
                       byte[] seed,
                       Options options)

Initialization.

Specified by:

initialize in interface AuthenticationPlugin

Parameters:

authenticationData - authentication data (password/token)

seed - server provided seed

options - Connection string options

process

public Buffer process(PacketOutputStream out,
                      PacketInputStream in,
                      java.util.concurrent.atomic.AtomicInteger sequence)
               throws java.io.IOException,
                      java.sql.SQLException

Process SHA 256 password plugin authentication. see https://mariadb.com/kb/en/library/authentication-plugin-ed25519/

Specified by:

process in interface AuthenticationPlugin

Parameters:

out - out stream

in - in stream

sequence - packet sequence

Returns:

response packet

Throws:

java.io.IOException - if socket error

java.sql.SQLException - if plugin exception