Package org.apache.accumulo.core.client.impl.thrift

Examples of org.apache.accumulo.core.client.impl.thrift.ThriftSecurityException$ThriftSecurityExceptionTupleSchemeFactory

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  public boolean canRevokeSystem(TCredentials c, String user, SystemPermission sysPerm) throws ThriftSecurityException {
    authenticate(c);
   
    // can't modify system or root user
    if (user.equals(getRootUsername()) || user.equals(SecurityConstants.SYSTEM_PRINCIPAL))
      throw new ThriftSecurityException(c.getPrincipal(), SecurityErrorCode.PERMISSION_DENIED);
   
    // can't revoke GRANT
    if (sysPerm.equals(SystemPermission.GRANT))
      throw new ThriftSecurityException(c.getPrincipal(), SecurityErrorCode.GRANT_INVALID);
   
    return hasSystemPermission(c.getPrincipal(), SystemPermission.GRANT, false);
  }
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  public boolean canRevokeTable(TCredentials c, String user, String table) throws ThriftSecurityException {
    authenticate(c);
   
    // can't modify system user
    if (user.equals(SecurityConstants.SYSTEM_PRINCIPAL))
      throw new ThriftSecurityException(c.getPrincipal(), SecurityErrorCode.PERMISSION_DENIED);
   
    return hasSystemPermission(c.getPrincipal(), SystemPermission.ALTER_TABLE, false)
        || hasTablePermission(c.getPrincipal(), table, TablePermission.GRANT, false);
  }
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        || hasTablePermission(c.getPrincipal(), table, TablePermission.GRANT, false);
  }
 
  public void changeAuthorizations(TCredentials credentials, String user, Authorizations authorizations) throws ThriftSecurityException {
    if (!canChangeAuthorizations(credentials, user))
      throw new ThriftSecurityException(credentials.getPrincipal(), SecurityErrorCode.PERMISSION_DENIED);
   
    targetUserExists(user);
   
    try {
      authorizor.changeAuthorizations(user, authorizations);
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    }
  }
 
  public void changePassword(TCredentials credentials, TCredentials toChange) throws ThriftSecurityException {
    if (!canChangePassword(credentials, toChange.getPrincipal()))
      throw new ThriftSecurityException(credentials.getPrincipal(), SecurityErrorCode.PERMISSION_DENIED);
    try {
      AuthenticationToken token = reassembleToken(toChange);
      authenticator.changePassword(toChange.getPrincipal(), token);
      log.info("Changed password for user " + toChange.getPrincipal() + " at the request of user " + credentials.getPrincipal());
    } catch (AccumuloSecurityException e) {
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    }
  }
 
  public void createUser(TCredentials credentials, TCredentials newUser, Authorizations authorizations) throws ThriftSecurityException {
    if (!canCreateUser(credentials, newUser.getPrincipal()))
      throw new ThriftSecurityException(credentials.getPrincipal(), SecurityErrorCode.PERMISSION_DENIED);
    try {
      AuthenticationToken token = reassembleToken(newUser);
      authenticator.createUser(newUser.getPrincipal(), token);
      authorizor.initUser(newUser.getPrincipal());
      permHandle.initUser(newUser.getPrincipal());
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    }
  }
 
  public void dropUser(TCredentials credentials, String user) throws ThriftSecurityException {
    if (!canDropUser(credentials, user))
      throw new ThriftSecurityException(credentials.getPrincipal(), SecurityErrorCode.PERMISSION_DENIED);
    try {
      authorizor.dropUser(user);
      authenticator.dropUser(user);
      permHandle.cleanUser(user);
      log.info("Deleted user " + user + " at the request of user " + credentials.getPrincipal());
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    }
  }
 
  public void grantSystemPermission(TCredentials credentials, String user, SystemPermission permissionById) throws ThriftSecurityException {
    if (!canGrantSystem(credentials, user, permissionById))
      throw new ThriftSecurityException(credentials.getPrincipal(), SecurityErrorCode.PERMISSION_DENIED);
   
    targetUserExists(user);
   
    try {
      permHandle.grantSystemPermission(user, permissionById);
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    }
  }
 
  public void grantTablePermission(TCredentials c, String user, String tableId, TablePermission permission) throws ThriftSecurityException {
    if (!canGrantTable(c, user, tableId))
      throw new ThriftSecurityException(c.getPrincipal(), SecurityErrorCode.PERMISSION_DENIED);
   
    targetUserExists(user);
   
    try {
      permHandle.grantTablePermission(user, tableId, permission);
      log.info("Granted table permission " + permission + " for user " + user + " on the table " + tableId + " at the request of user " + c.getPrincipal());
    } catch (AccumuloSecurityException e) {
      throw e.asThriftException();
    } catch (TableNotFoundException e) {
      throw new ThriftSecurityException(c.getPrincipal(), SecurityErrorCode.TABLE_DOESNT_EXIST);
    }
  }
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    }
  }
 
  public void revokeSystemPermission(TCredentials credentials, String user, SystemPermission permission) throws ThriftSecurityException {
    if (!canRevokeSystem(credentials, user, permission))
      throw new ThriftSecurityException(credentials.getPrincipal(), SecurityErrorCode.PERMISSION_DENIED);
   
    targetUserExists(user);
   
    try {
      permHandle.revokeSystemPermission(user, permission);
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    }
  }
 
  public void revokeTablePermission(TCredentials c, String user, String tableId, TablePermission permission) throws ThriftSecurityException {
    if (!canRevokeTable(c, user, tableId))
      throw new ThriftSecurityException(c.getPrincipal(), SecurityErrorCode.PERMISSION_DENIED);
   
    targetUserExists(user);
   
    try {
      permHandle.revokeTablePermission(user, tableId, permission);
      log.info("Revoked table permission " + permission + " for user " + user + " on the table " + tableId + " at the request of user " + c.getPrincipal());
     
    } catch (AccumuloSecurityException e) {
      throw e.asThriftException();
    } catch (TableNotFoundException e) {
      throw new ThriftSecurityException(c.getPrincipal(), SecurityErrorCode.TABLE_DOESNT_EXIST);
    }
  }
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