Package org.jclouds.ssh

Class SshKeys

java.lang.Object
org.jclouds.ssh.SshKeys
@Beta public class SshKeys extends Object
Utilities for ssh key pairs
See Also:

  • Constructor Details

    • SshKeys

      public SshKeys()

  • Method Details

    • publicKeySpecFromOpenSSH

      public static RSAPublicKeySpec publicKeySpecFromOpenSSH(String idRsaPub)
      Executes
      invalid reference 
      Pems#publicKeySpecFromOpenSSH(ByteSource)
      on the string which was OpenSSH Base64 Encoded id_rsa.pub
      Parameters:
      idRsaPub - formatted ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAAB...
      See Also:
      • invalid reference 
        Pems#publicKeySpecFromOpenSSH(ByteSource)

    • publicKeySpecFromOpenSSH

      public static RSAPublicKeySpec publicKeySpecFromOpenSSH(com.google.common.io.ByteSource supplier) throws IOException
      Returns RSAPublicKeySpec which was OpenSSH Base64 Encoded id_rsa.pub
      Parameters:
      supplier - the input stream factory, formatted ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAAB...
      Returns:
      the RSAPublicKeySpec which was OpenSSH Base64 Encoded id_rsa.pub
      Throws:
      IOException - if an I/O error occurs

    • generateRsaKeyPair

      public static KeyPair generateRsaKeyPair(KeyPairGenerator generator, SecureRandom rand)
      Parameters:
      generator - to generate RSA key pairs
      rand - for initializing generator
      Returns:
      new 2048 bit keyPair
      See Also:
      • invalid reference 
        Crypto#rsaKeyPairGenerator()

    • generate

      public static Map<String,String> generate()
      return a "public" -> rsa public key, "private" -> its corresponding private key

    • generate

      public static Map<String,String> generate(KeyPairGenerator generator, SecureRandom rand)

    • encodeAsOpenSSH

      public static String encodeAsOpenSSH(RSAPublicKey key)

    • privateKeyMatchesPublicKey

      public static boolean privateKeyMatchesPublicKey(String privateKeyPEM, String publicKeyOpenSSH)
      Parameters:
      privateKeyPEM - RSA private key in PEM format
      publicKeyOpenSSH - RSA public key in OpenSSH format
      Returns:
      true if the keypairs match

    • privateKeyMatchesPublicKey

      public static boolean privateKeyMatchesPublicKey(RSAPrivateCrtKeySpec privateKey, RSAPublicKeySpec publicKey)
      Returns:
      true if the keypairs match

    • privateKeyHasFingerprint

      public static boolean privateKeyHasFingerprint(RSAPrivateCrtKeySpec privateKey, String fingerprint)
      Returns:
      true if the keypair has the same fingerprint as supplied

    • privateKeyHasFingerprint

      public static boolean privateKeyHasFingerprint(String privateKeyPEM, String fingerprint)
      Parameters:
      privateKeyPEM - RSA private key in PEM format
      fingerprint - ex. 2b:a9:62:95:5b:8b:1d:61:e0:92:f7:03:10:e9:db:d9
      Returns:
      true if the keypair has the same fingerprint as supplied

    • fingerprintPrivateKey

      public static String fingerprintPrivateKey(String privateKeyPEM)
      Parameters:
      privateKeyPEM - RSA private key in PEM format
      Returns:
      fingerprint ex. 2b:a9:62:95:5b:8b:1d:61:e0:92:f7:03:10:e9:db:d9

    • fingerprintPublicKey

      public static String fingerprintPublicKey(String publicKeyOpenSSH)
      Parameters:
      publicKeyOpenSSH - RSA public key in OpenSSH format
      Returns:
      fingerprint ex. 2b:a9:62:95:5b:8b:1d:61:e0:92:f7:03:10:e9:db:d9

    • privateKeyHasSha1

      public static boolean privateKeyHasSha1(RSAPrivateCrtKeySpec privateKey, String fingerprint)
      Returns:
      true if the keypair has the same SHA1 fingerprint as supplied

    • privateKeyHasSha1

      public static boolean privateKeyHasSha1(String privateKeyPEM, String sha1HexColonDelimited)
      Parameters:
      privateKeyPEM - RSA private key in PEM format
      sha1HexColonDelimited - ex. 2b:a9:62:95:5b:8b:1d:61:e0:92:f7:03:10:e9:db:d9
      Returns:
      true if the keypair has the same fingerprint as supplied

    • sha1PrivateKey

      public static String sha1PrivateKey(String privateKeyPEM)
      Parameters:
      privateKeyPEM - RSA private key in PEM format
      Returns:
      sha1HexColonDelimited ex. 2b:a9:62:95:5b:8b:1d:61:e0:92:f7:03:10:e9:db:d9

    • sha1

      public static String sha1(RSAPrivateCrtKeySpec privateKey)
      Create a SHA-1 digest of the DER encoded private key.
      Parameters:
      publicExponent -
      modulus -
      Returns:
      hex sha1HexColonDelimited ex. 2b:a9:62:95:5b:8b:1d:61:e0:92:f7:03:10:e9:db:d9

    • publicKeyHasFingerprint

      public static boolean publicKeyHasFingerprint(RSAPublicKeySpec publicKey, String fingerprint)
      Returns:
      true if the keypair has the same fingerprint as supplied

    • publicKeyHasFingerprint

      public static boolean publicKeyHasFingerprint(String publicKeyOpenSSH, String fingerprint)
      Parameters:
      publicKeyOpenSSH - RSA public key in OpenSSH format
      fingerprint - ex. 2b:a9:62:95:5b:8b:1d:61:e0:92:f7:03:10:e9:db:d9
      Returns:
      true if the keypair has the same fingerprint as supplied

    • fingerprint

      public static String fingerprint(BigInteger publicExponent, BigInteger modulus)
      Create a fingerprint per the following spec
      Parameters:
      publicExponent -
      modulus -
      Returns:
      hex fingerprint ex. 2b:a9:62:95:5b:8b:1d:61:e0:92:f7:03:10:e9:db:d9