| /* |
| * 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.drill.exec.store.security.oauth; |
| |
| import org.apache.drill.common.logical.security.CredentialsProvider; |
| import org.apache.drill.exec.oauth.PersistentTokenTable; |
| import org.apache.drill.exec.store.security.UsernamePasswordCredentials; |
| |
| import java.util.Map; |
| import java.util.Optional; |
| |
| public class OAuthTokenCredentials extends UsernamePasswordCredentials { |
| |
| public static final String CLIENT_ID = "clientID"; |
| public static final String CLIENT_SECRET = "clientSecret"; |
| public static final String ACCESS_TOKEN = "accessToken"; |
| public static final String REFRESH_TOKEN = "refreshToken"; |
| public static final String TOKEN_URI = "tokenURI"; |
| public static final String PROXY_USERNAME = "proxyUsername"; |
| public static final String PROXY_PASSWORD = "proxyPassword"; |
| |
| private final String clientID; |
| private final String clientSecret; |
| private final String tokenURI; |
| private Optional<PersistentTokenTable> tokenTable; |
| |
| /** |
| * While a builder may seem like overkill for a class that is little more than small struct, |
| * it allows us to wrap new instances in an Optional while using contructors does not. |
| */ |
| public static class Builder { |
| private CredentialsProvider credentialsProvider; |
| private String queryUser; |
| private PersistentTokenTable tokenTable; |
| |
| public Builder setCredentialsProvider(CredentialsProvider credentialsProvider) { |
| this.credentialsProvider = credentialsProvider; |
| return this; |
| } |
| |
| public Builder setQueryUser(String queryUser) { |
| this.queryUser = queryUser; |
| return this; |
| } |
| |
| public Builder setTokenTable(PersistentTokenTable tokenTable) { |
| this.tokenTable = tokenTable; |
| return this; |
| } |
| |
| public Optional<OAuthTokenCredentials> build() { |
| if (credentialsProvider == null) { |
| return Optional.empty(); |
| } |
| |
| Map<String, String> credentials = queryUser != null |
| ? credentialsProvider.getCredentials(queryUser) |
| : credentialsProvider.getCredentials(); |
| |
| if (credentials.size() == 0) { |
| return Optional.empty(); |
| } |
| |
| return Optional.of( |
| new OAuthTokenCredentials( |
| credentials.get(USERNAME), |
| credentials.get(PASSWORD), |
| credentials.get(CLIENT_ID), |
| credentials.get(CLIENT_SECRET), |
| credentials.get(TOKEN_URI), |
| tokenTable |
| ) |
| ); |
| } |
| } |
| |
| public OAuthTokenCredentials( |
| String username, |
| String password, |
| String clientID, |
| String clientSecret, |
| String tokenURI, |
| PersistentTokenTable tokenTable |
| ) { |
| super(username, password); |
| this.clientID = clientID; |
| this.clientSecret = clientSecret; |
| this.tokenURI = tokenURI; |
| this.tokenTable = Optional.ofNullable(tokenTable); |
| } |
| |
| public String getClientID() { |
| return clientID; |
| } |
| |
| public String getClientSecret() { |
| return clientSecret; |
| } |
| |
| public String getAccessToken() { |
| return tokenTable.map(PersistentTokenTable::getAccessToken).orElse(null); |
| } |
| |
| public String getRefreshToken() { |
| return tokenTable.map(PersistentTokenTable::getRefreshToken).orElse(null); |
| } |
| |
| public String getTokenUri() { |
| return tokenURI; |
| } |
| } |