| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.pulsar.broker.authentication.oidc; |
| |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.Set; |
| import java.util.stream.Collectors; |
| import org.apache.commons.lang3.StringUtils; |
| import org.apache.pulsar.broker.ServiceConfiguration; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| class ConfigUtils { |
| private static final Logger log = LoggerFactory.getLogger(ConfigUtils.class); |
| |
| /** |
| * Get configured property as a string. If not configured, return null. |
| * @param conf - the configuration map |
| * @param configProp - the property to get |
| * @return a string from the conf or null, if the configuration property was not set |
| */ |
| static String getConfigValueAsString(ServiceConfiguration conf, |
| String configProp) throws IllegalArgumentException { |
| String value = getConfigValueAsStringImpl(conf, configProp); |
| log.info("Configuration for [{}] is [{}]", configProp, value); |
| return value; |
| } |
| |
| /** |
| * Get configured property as a string. If not configured, return null. |
| * @param conf - the configuration map |
| * @param configProp - the property to get |
| * @param defaultValue - the value to use if the configuration value is not set |
| * @return a string from the conf or the default value |
| */ |
| static String getConfigValueAsString(ServiceConfiguration conf, String configProp, |
| String defaultValue) throws IllegalArgumentException { |
| String value = getConfigValueAsStringImpl(conf, configProp); |
| if (value == null) { |
| value = defaultValue; |
| } |
| log.info("Configuration for [{}] is [{}]", configProp, value); |
| return value; |
| } |
| |
| /** |
| * Get configured property as a set. Split using a comma delimiter and remove any extra whitespace surrounding |
| * the commas. If not configured, return the empty set. |
| * |
| * @param conf - the map of configuration properties |
| * @param configProp - the property (key) to get |
| * @return a set of strings from the conf |
| */ |
| static Set<String> getConfigValueAsSet(ServiceConfiguration conf, String configProp) { |
| String value = getConfigValueAsStringImpl(conf, configProp); |
| if (StringUtils.isBlank(value)) { |
| log.info("Configuration for [{}] is the empty set.", configProp); |
| return Collections.emptySet(); |
| } |
| Set<String> set = Arrays.stream(value.trim().split("\\s*,\\s*")).collect(Collectors.toSet()); |
| log.info("Configuration for [{}] is [{}].", configProp, String.join(", ", set)); |
| return set; |
| } |
| |
| private static String getConfigValueAsStringImpl(ServiceConfiguration conf, |
| String configProp) throws IllegalArgumentException { |
| Object value = conf.getProperty(configProp); |
| if (value instanceof String) { |
| return (String) value; |
| } else { |
| return null; |
| } |
| } |
| |
| /** |
| * Utility method to get an integer from the {@link ServiceConfiguration}. If the value is not a valid long or the |
| * key is not present in the conf, the default value will be used. |
| * |
| * @param conf - the map of configuration properties |
| * @param configProp - the property (key) to get |
| * @param defaultValue - the value to use if the property is missing from the conf |
| * @return a long |
| */ |
| static int getConfigValueAsInt(ServiceConfiguration conf, String configProp, int defaultValue) { |
| Object value = conf.getProperty(configProp); |
| if (value instanceof Integer) { |
| log.info("Configuration for [{}] is [{}]", configProp, value); |
| return (Integer) value; |
| } else if (value instanceof String) { |
| try { |
| return Integer.parseInt((String) value); |
| } catch (NumberFormatException numberFormatException) { |
| log.error("Expected configuration for [{}] to be a long, but got [{}]. Using default value: [{}]", |
| configProp, value, defaultValue, numberFormatException); |
| return defaultValue; |
| } |
| } else { |
| log.info("Configuration for [{}] is using the default value: [{}]", configProp, defaultValue); |
| return defaultValue; |
| } |
| } |
| |
| /** |
| * Utility method to get a boolean from the {@link ServiceConfiguration}. If the key is present in the conf, |
| * return the default value. If key is present the value is not a valid boolean, the result will be false. |
| * |
| * @param conf - the map of configuration properties |
| * @param configProp - the property (key) to get |
| * @param defaultValue - the value to use if the property is missing from the conf |
| * @return a boolean |
| */ |
| static boolean getConfigValueAsBoolean(ServiceConfiguration conf, String configProp, boolean defaultValue) { |
| Object value = conf.getProperty(configProp); |
| if (value instanceof Boolean) { |
| log.info("Configuration for [{}] is [{}]", configProp, value); |
| return (boolean) value; |
| } else if (value instanceof String) { |
| boolean result = Boolean.parseBoolean((String) value); |
| log.info("Configuration for [{}] is [{}]", configProp, result); |
| return result; |
| } else { |
| log.info("Configuration for [{}] is using the default value: [{}]", configProp, defaultValue); |
| return defaultValue; |
| } |
| } |
| } |