| /* |
| * 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.guacamole.vault.ksm.secret; |
| |
| import com.google.inject.Inject; |
| import com.google.inject.Singleton; |
| import com.keepersecurity.secretsManager.core.KeeperRecord; |
| import java.io.UnsupportedEncodingException; |
| import java.net.URLEncoder; |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.concurrent.CompletableFuture; |
| import java.util.concurrent.Future; |
| |
| import org.apache.guacamole.GuacamoleException; |
| import org.apache.guacamole.protocol.GuacamoleConfiguration; |
| import org.apache.guacamole.token.TokenFilter; |
| import org.apache.guacamole.vault.secret.VaultSecretService; |
| |
| /** |
| * Service which retrieves secrets from Keeper Secrets Manager. |
| */ |
| @Singleton |
| public class KsmSecretService implements VaultSecretService { |
| |
| /** |
| * Client for retrieving records and secrets from Keeper Secrets Manager. |
| */ |
| @Inject |
| private KsmClient ksm; |
| |
| /** |
| * Service for retrieving data from records. |
| */ |
| @Inject |
| private KsmRecordService recordService; |
| |
| @Override |
| public String canonicalize(String nameComponent) { |
| try { |
| |
| // As Keeper notation is essentially a URL, encode all components |
| // using standard URL escaping |
| return URLEncoder.encode(nameComponent, "UTF-8"); |
| |
| } |
| catch (UnsupportedEncodingException e) { |
| throw new UnsupportedOperationException("Unexpected lack of UTF-8 support.", e); |
| } |
| } |
| |
| @Override |
| public Future<String> getValue(String name) throws GuacamoleException { |
| return ksm.getSecret(name); |
| } |
| |
| /** |
| * Adds contextual parameter tokens for the secrets in the given record to |
| * the given map of existing tokens. The values of each token are |
| * determined from secrets within the record. Depending on the record, this |
| * will be a subset of the username, password, private key, and passphrase. |
| * |
| * @param tokens |
| * The map of parameter tokens that any new tokens should be added to. |
| * |
| * @param prefix |
| * The prefix that should be prepended to each added token. |
| * |
| * @param record |
| * The record to retrieve secrets from when generating tokens. This may |
| * be null. |
| */ |
| private void addRecordTokens(Map<String, Future<String>> tokens, String prefix, |
| KeeperRecord record) { |
| |
| if (record == null) |
| return; |
| |
| // Username of server-related record |
| String username = recordService.getUsername(record); |
| if (username != null) |
| tokens.put(prefix + "USERNAME", CompletableFuture.completedFuture(username)); |
| |
| // Password of server-related record |
| String password = recordService.getPassword(record); |
| if (password != null) |
| tokens.put(prefix + "PASSWORD", CompletableFuture.completedFuture(password)); |
| |
| // Key passphrase of server-related record |
| String passphrase = recordService.getPassphrase(record); |
| if (passphrase != null) |
| tokens.put(prefix + "PASSPHRASE", CompletableFuture.completedFuture(passphrase)); |
| |
| // Private key of server-related record |
| Future<String> privateKey = recordService.getPrivateKey(record); |
| tokens.put(prefix + "KEY", privateKey); |
| |
| } |
| |
| @Override |
| public Map<String, Future<String>> getTokens(GuacamoleConfiguration config, |
| TokenFilter filter) throws GuacamoleException { |
| |
| Map<String, Future<String>> tokens = new HashMap<>(); |
| Map<String, String> parameters = config.getParameters(); |
| |
| // Retrieve and define server-specific tokens, if any |
| String hostname = parameters.get("hostname"); |
| if (hostname != null && !hostname.isEmpty()) |
| addRecordTokens(tokens, "KEEPER_SERVER_", |
| ksm.getRecordByHost(filter.filter(hostname))); |
| |
| // Retrieve and define user-specific tokens, if any |
| String username = parameters.get("username"); |
| if (username != null && !username.isEmpty()) |
| addRecordTokens(tokens, "KEEPER_USER_", |
| ksm.getRecordByLogin(filter.filter(username))); |
| |
| // Tokens specific to RDP |
| if ("rdp".equals(config.getProtocol())) { |
| |
| // Retrieve and define gateway server-specific tokens, if any |
| String gatewayHostname = parameters.get("gateway-hostname"); |
| if (gatewayHostname != null && !gatewayHostname.isEmpty()) |
| addRecordTokens(tokens, "KEEPER_GATEWAY_", |
| ksm.getRecordByHost(filter.filter(gatewayHostname))); |
| |
| // Retrieve and define gateway user-specific tokens, if any |
| String gatewayUsername = parameters.get("gateway-username"); |
| if (gatewayUsername != null && !gatewayUsername.isEmpty()) |
| addRecordTokens(tokens, "KEEPER_GATEWAY_USER_", |
| ksm.getRecordByLogin(filter.filter(gatewayUsername))); |
| |
| } |
| |
| return tokens; |
| |
| } |
| |
| } |