Class CachingSha2PasswordPlugin
- java.lang.Object
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- org.mariadb.jdbc.plugin.authentication.standard.CachingSha2PasswordPlugin
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- All Implemented Interfaces:
AuthenticationPlugin
public class CachingSha2PasswordPlugin extends Object implements AuthenticationPlugin
Mysql caching sha2 password plugin
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Constructor Summary
Constructors Constructor Description CachingSha2PasswordPlugin()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description static byte[]
encrypt(PublicKey publicKey, String password, byte[] seed)
Encode password with seed and public key.static PublicKey
generatePublicKey(byte[] publicKeyBytes)
Read public pem key from String.void
initialize(String authenticationData, byte[] seed, Configuration conf)
Initialized data.org.mariadb.jdbc.client.ReadableByteBuf
process(Writer out, Reader in, org.mariadb.jdbc.client.Context context)
Process native password plugin authentication.static PublicKey
readPublicKeyFromFile(String serverRsaPublicKeyFile)
Read public Key from file.static byte[]
sha256encryptPassword(CharSequence password, byte[] seed)
Send an SHA-2 encrypted password.String
type()
Authentication plugin type.
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Field Detail
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TYPE
public static final String TYPE
plugin name- See Also:
- Constant Field Values
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Method Detail
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sha256encryptPassword
public static byte[] sha256encryptPassword(CharSequence password, byte[] seed)
Send an SHA-2 encrypted password. encryption XOR(SHA256(password), SHA256(seed, SHA256(SHA256(password))))- Parameters:
password
- passwordseed
- seed- Returns:
- encrypted pwd
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readPublicKeyFromFile
public static PublicKey readPublicKeyFromFile(String serverRsaPublicKeyFile) throws SQLException
Read public Key from file.- Parameters:
serverRsaPublicKeyFile
- RSA public key file- Returns:
- public key
- Throws:
SQLException
- if having an error reading file or file content is not a public key.
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generatePublicKey
public static PublicKey generatePublicKey(byte[] publicKeyBytes) throws SQLException
Read public pem key from String.- Parameters:
publicKeyBytes
- public key bytes value- Returns:
- public key
- Throws:
SQLException
- if key cannot be parsed
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encrypt
public static byte[] encrypt(PublicKey publicKey, String password, byte[] seed) throws SQLException
Encode password with seed and public key.- Parameters:
publicKey
- public keypassword
- passwordseed
- seed- Returns:
- encoded password
- Throws:
SQLException
- if cannot encode password
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type
public String type()
Description copied from interface:AuthenticationPlugin
Authentication plugin type.- Specified by:
type
in interfaceAuthenticationPlugin
- Returns:
- authentication plugin type. ex: mysql_native_password
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initialize
public void initialize(String authenticationData, byte[] seed, Configuration conf)
Initialized data.- Specified by:
initialize
in interfaceAuthenticationPlugin
- Parameters:
authenticationData
- authentication data (password/token)seed
- server provided seedconf
- Connection string options
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process
public org.mariadb.jdbc.client.ReadableByteBuf process(Writer out, Reader in, org.mariadb.jdbc.client.Context context) throws IOException, SQLException
Process native password plugin authentication. see https://mariadb.com/kb/en/library/authentication-plugin-mysql_native_password/- Specified by:
process
in interfaceAuthenticationPlugin
- Parameters:
out
- out streamin
- in streamcontext
- connection context- Returns:
- response packet
- Throws:
IOException
- if socket errorSQLException
- if plugin exception
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