| /* |
| * 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.client.impl; |
| |
| import static org.apache.commons.lang3.StringUtils.isNotBlank; |
| import com.fasterxml.jackson.core.type.TypeReference; |
| import com.fasterxml.jackson.databind.ObjectReader; |
| import java.io.IOException; |
| import java.util.HashMap; |
| import java.util.Map; |
| import org.apache.pulsar.client.api.Authentication; |
| import org.apache.pulsar.client.api.EncodedAuthenticationParameterSupport; |
| import org.apache.pulsar.client.api.PulsarClientException.UnsupportedAuthenticationException; |
| import org.apache.pulsar.client.impl.auth.AuthenticationDisabled; |
| import org.apache.pulsar.common.util.ObjectMapperFactory; |
| |
| public class AuthenticationUtil { |
| private static final ObjectReader HASHMAP_READER = |
| ObjectMapperFactory.getMapper().reader().forType(new TypeReference<HashMap<String, String>>() { |
| }); |
| |
| public static Map<String, String> configureFromJsonString(String authParamsString) throws IOException { |
| return HASHMAP_READER.readValue(authParamsString); |
| } |
| |
| public static Map<String, String> configureFromPulsar1AuthParamString(String authParamsString) { |
| Map<String, String> authParams = new HashMap<>(); |
| |
| if (isNotBlank(authParamsString)) { |
| String[] params = authParamsString.split(","); |
| for (String p : params) { |
| // The value could be a file path, which could contain a colon like "C:\\path\\to\\file" on Windows. |
| int index = p.indexOf(':'); |
| if (index < 0) { |
| continue; |
| } |
| String key = p.substring(0, index); |
| if (!key.isEmpty()) { |
| authParams.put(key, p.substring(index + 1)); |
| } |
| } |
| } |
| return authParams; |
| } |
| |
| /** |
| * Create an instance of the Authentication-Plugin. |
| * |
| * @param authPluginClassName |
| * name of the Authentication-Plugin you want to use |
| * @param authParamsString |
| * string which represents parameters for the Authentication-Plugin, e.g., "key1:val1,key2:val2" |
| * @return instance of the Authentication-Plugin |
| * @throws UnsupportedAuthenticationException |
| */ |
| @SuppressWarnings("deprecation") |
| public static final Authentication create(String authPluginClassName, String authParamsString) |
| throws UnsupportedAuthenticationException { |
| try { |
| if (isNotBlank(authPluginClassName)) { |
| Class<?> authClass = Class.forName(authPluginClassName); |
| Authentication auth = (Authentication) authClass.getDeclaredConstructor().newInstance(); |
| if (auth instanceof EncodedAuthenticationParameterSupport) { |
| // Parse parameters on plugin side. |
| ((EncodedAuthenticationParameterSupport) auth).configure(authParamsString); |
| } else { |
| // Parse parameters by default parse logic. |
| auth.configure(configureFromPulsar1AuthParamString(authParamsString)); |
| } |
| return auth; |
| } else { |
| return new AuthenticationDisabled(); |
| } |
| } catch (Throwable t) { |
| throw new UnsupportedAuthenticationException(t); |
| } |
| } |
| |
| /** |
| * Create an instance of the Authentication-Plugin. |
| * |
| * @param authPluginClassName |
| * name of the Authentication-Plugin you want to use |
| * @param authParams |
| * map which represents parameters for the Authentication-Plugin |
| * @return instance of the Authentication-Plugin |
| * @throws UnsupportedAuthenticationException |
| */ |
| @SuppressWarnings("deprecation") |
| public static final Authentication create(String authPluginClassName, Map<String, String> authParams) |
| throws UnsupportedAuthenticationException { |
| try { |
| if (isNotBlank(authPluginClassName)) { |
| Class<?> authClass = Class.forName(authPluginClassName); |
| Authentication auth = (Authentication) authClass.getDeclaredConstructor().newInstance(); |
| auth.configure(authParams); |
| return auth; |
| } else { |
| return new AuthenticationDisabled(); |
| } |
| } catch (Throwable t) { |
| throw new UnsupportedAuthenticationException(t); |
| } |
| } |
| } |