jongyoul commented on code in PR #4926: URL: https://github.com/apache/zeppelin/pull/4926#discussion_r2067740194
########## zeppelin-server/src/main/java/org/apache/zeppelin/service/ShiroAuthenticationService.java: ########## @@ -415,26 +424,39 @@ private List<String> getUserList(JdbcRealm obj) { try { dataSource = (DataSource) FieldUtils.readField(obj, "dataSource", true); authQuery = (String) FieldUtils.readField(obj, "authenticationQuery", true); - LOGGER.info(authQuery); + LOGGER.debug("authenticationQuery={}", authQuery); String authQueryLowerCase = authQuery.toLowerCase(); retval = authQueryLowerCase.split("from", 2); if (retval.length >= 2) { retval = retval[1].split("with|where", 2); - tablename = retval[0]; + tablename = retval[0].trim(); retval = retval[1].split("where", 2); if (retval.length >= 2) { retval = retval[1].split("=", 2); } else { retval = retval[0].split("=", 2); } - username = retval[0]; + username = retval[0].trim(); } if (StringUtils.isBlank(username) || StringUtils.isBlank(tablename)) { return userlist; } + if (!isValidSqlIdentifier(username)) { + throw new IllegalArgumentException( + "Invalid column name in authenticationQuery to build userlist query: " + + authQuery + ", allowed pattern: " + VALID_SQL_NAME_IDENTIFIER_PATTERN + + ", name identifier: [" + username + "]"); + } + if (!isValidSqlIdentifier(tablename)) { + throw new IllegalArgumentException( + "Invalid table name in authenticationQuery to build userlist query: " + + authQuery + ", allowed pattern: " + VALID_SQL_NAME_IDENTIFIER_PATTERN + + ", name identifier: [" + tablename + "]"); + } - userquery = "SELECT ? FROM ?"; + userquery = String.format("SELECT %s FROM %s WHERE %s LIKE ?", username, tablename, username); Review Comment: I think we could set `SELECT ? FROM ? WHERE ? LIKE ?`, and pass it as `ps.setString(4, "%" + username + "%")`. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: reviews-unsubscr...@zeppelin.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org