Package com.jcraft.jsch

Examples of com.jcraft.jsch.KeyPair

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     * @throws Exception If a problem occurs.
     */
    private static String key() throws Exception {
        final ByteArrayOutputStream stream = new ByteArrayOutputStream();
        try {
            final KeyPair kpair = KeyPair.genKeyPair(new JSch(), KeyPair.DSA);
            kpair.writePublicKey(stream, "");
            kpair.dispose();
        } finally {
            stream.close();
        }
        return new String(stream.toByteArray());
    }
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      publicKeyPath = (publicKeyPath == null && privateKeyPath != null) ?
                privateKeyPath + ".pub" : publicKeyPath;
      if(privateKeyPath != null && publicKeyPath != null) {
        pairRepresentation = "(" + privateKeyPath + ", " +
            publicKeyPath + ")";
        KeyPair pair = KeyPair.load(new JSch(), privateKeyPath, publicKeyPath);
        if (pair.isEncrypted()) {
          throw new ConfigurationException("Key pair " + pairRepresentation +
              " is encrypted. Try generating a new passwordless SSH keypair " +
              "(e.g. with ssh-keygen).");
        }
        if (!sameKeyPair(new File(privateKeyPath), new File(publicKeyPath))) {
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     * @throws Exception If a problem occurs.
     */
    private String key() throws Exception {
        final ByteArrayOutputStream stream = new ByteArrayOutputStream();
        try {
            final KeyPair kpair = KeyPair.genKeyPair(new JSch(), KeyPair.DSA);
            kpair.writePublicKey(stream, "");
            kpair.dispose();
        } finally {
            stream.close();
        }
        return new String(stream.toByteArray());
    }
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      publicKeyPath = (publicKeyPath == null && privateKeyPath != null) ?
                privateKeyPath + ".pub" : publicKeyPath;
      if(privateKeyPath != null && publicKeyPath != null) {
        pairRepresentation = "(" + privateKeyPath + ", " +
            publicKeyPath + ")";
        KeyPair pair = KeyPair.load(new JSch(), privateKeyPath, publicKeyPath);
        if (pair.isEncrypted()) {
          throw new ConfigurationException("Key pair " + pairRepresentation +
              " is encrypted. Try generating a new passwordless SSH keypair " +
              "(e.g. with ssh-keygen).");
        }
        if (!sameKeyPair(new File(privateKeyPath), new File(publicKeyPath))) {
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      publicKeyPath = (publicKeyPath == null && privateKeyPath != null) ?
                privateKeyPath + ".pub" : publicKeyPath;
      if(privateKeyPath != null && publicKeyPath != null) {
        pairRepresentation = "(" + privateKeyPath + ", " +
            publicKeyPath + ")";
        KeyPair pair = KeyPair.load(new JSch(), privateKeyPath, publicKeyPath);
        if (pair.isEncrypted()) {
          throw new ConfigurationException("Key pair " + pairRepresentation +
              " is encrypted. Try generating a new passwordless SSH keypair " +
              "(e.g. with ssh-keygen).");
        }
        if (!sameKeyPair(new File(privateKeyPath), new File(publicKeyPath))) {
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      publicKeyPath = (publicKeyPath == null && privateKeyPath != null) ?
                privateKeyPath + ".pub" : publicKeyPath;
      if(privateKeyPath != null && publicKeyPath != null) {
        pairRepresentation = "(" + privateKeyPath + ", " +
            publicKeyPath + ")";
        KeyPair pair = KeyPair.load(new JSch(), privateKeyPath, publicKeyPath);
        if (pair.isEncrypted()) {
          throw new ConfigurationException("Key pair " + pairRepresentation +
              " is encrypted. Try generating a new passwordless SSH keypair " +
              "(e.g. with ssh-keygen).");
        }
        if (!sameKeyPair(new File(privateKeyPath), new File(publicKeyPath))) {
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      String publicKeyPath = c.getString(Property.PUBLIC_KEY_FILE.getConfigName());
      publicKeyPath = (publicKeyPath == null && privateKeyPath != null) ?
                privateKeyPath + ".pub" : publicKeyPath;
      if(privateKeyPath != null && publicKeyPath != null) {
        KeyPair pair = KeyPair.load(new JSch(), privateKeyPath, publicKeyPath);
        if (pair.isEncrypted()) {
          throw new ConfigurationException("Key pair is encrypted");
        }
        if (!sameKeyPair(new File(privateKeyPath), new File(publicKeyPath))) {
          throw new ConfigurationException("Both keys should belong " +
              "to the same key pair");
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   * @throws CredentialStoreException
   */
  public SSHCredential generateCredential(String tokenId) throws CredentialStoreException {
        JSch jsch=new JSch();
        try {
            KeyPair kpair=KeyPair.genKeyPair(jsch, KeyPair.RSA);
            File file;
     
        file = File.createTempFile("id_rsa", "");
     
            String fileName = file.getAbsolutePath();

            String password = generateRandomString();
            // We are encrypting the private key with the hash of (tokenId+password).
            // Any client which wants to use this private key will also generate a hash and then use it to decrypt the key. 
            kpair.writePrivateKey(fileName,password.getBytes());
            kpair.writePublicKey(fileName + ".pub"  , "");
            kpair.dispose();
            byte[] priKey = FileUtils.readFileToByteArray(new File(fileName));
            byte[] pubKey = FileUtils.readFileToByteArray(new File(fileName + ".pub"));
            SSHCredential sshCredential = new SSHCredential();
            sshCredential.setPrivateKey(priKey);
            sshCredential.setPublicKey(pubKey);
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      publicKeyPath = (publicKeyPath == null && privateKeyPath != null) ?
                privateKeyPath + ".pub" : publicKeyPath;
      if(privateKeyPath != null && publicKeyPath != null) {
        pairRepresentation = "(" + privateKeyPath + ", " +
            publicKeyPath + ")";
        KeyPair pair = KeyPair.load(new JSch(), privateKeyPath, publicKeyPath);
        if (pair.isEncrypted()) {
          throw new ConfigurationException("Key pair " + pairRepresentation +
              " is encrypted. Try generating a new passwordless SSH keypair " +
              "(e.g. with ssh-keygen).");
        }
        if (!sameKeyPair(new File(privateKeyPath), new File(publicKeyPath))) {
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   * @throws CredentialStoreException
   */
  public SSHCredential generateCredential(String tokenId) throws CredentialStoreException {
        JSch jsch=new JSch();
        try {
            KeyPair kpair=KeyPair.genKeyPair(jsch, KeyPair.RSA);
            File file;
     
        file = File.createTempFile("id_rsa", "");
     
            String fileName = file.getAbsolutePath();

            String password = generateRandomString();
            // We are encrypting the private key with the hash of (tokenId+password).
            // Any client which wants to use this private key will also generate a hash and then use it to decrypt the key. 
            kpair.writePrivateKey(fileName,generateHash(tokenId,password).getBytes());
            kpair.writePublicKey(fileName + ".pub"  , "");
            kpair.dispose();
            byte[] priKey = FileUtils.readFileToByteArray(new File(fileName));
            byte[] pubKey = FileUtils.readFileToByteArray(new File(fileName + ".pub"));
            SSHCredential sshCredential = new SSHCredential();
            sshCredential.setPrivateKey(priKey);
            sshCredential.setPublicKey(pubKey);
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