| /* |
| * 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.sling.commons.crypto.internal; |
| |
| import java.util.Objects; |
| |
| import org.apache.sling.commons.crypto.PasswordProvider; |
| import org.jetbrains.annotations.NotNull; |
| import org.osgi.framework.Constants; |
| import org.osgi.service.component.annotations.Activate; |
| import org.osgi.service.component.annotations.Component; |
| import org.osgi.service.component.annotations.Deactivate; |
| import org.osgi.service.component.annotations.Modified; |
| import org.osgi.service.metatype.annotations.Designate; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| @Component( |
| property = { |
| Constants.SERVICE_DESCRIPTION + "=Apache Sling Commons Crypto – Environment Variable Password Provider", |
| Constants.SERVICE_VENDOR + "=The Apache Software Foundation" |
| } |
| ) |
| @Designate( |
| ocd = EnvironmentVariablePasswordProviderConfiguration.class, |
| factory = true |
| ) |
| @SuppressWarnings({"java:S1117", "java:S6212"}) |
| public final class EnvironmentVariablePasswordProvider implements PasswordProvider { |
| |
| private EnvironmentVariablePasswordProviderConfiguration configuration; |
| |
| private final Logger logger = LoggerFactory.getLogger(EnvironmentVariablePasswordProvider.class); |
| |
| public EnvironmentVariablePasswordProvider() { // |
| } |
| |
| @Activate |
| protected void activate(final EnvironmentVariablePasswordProviderConfiguration configuration) { |
| logger.debug("activating"); |
| this.configuration = configuration; |
| } |
| |
| @Modified |
| protected void modified(final EnvironmentVariablePasswordProviderConfiguration configuration) { |
| logger.debug("modifying"); |
| this.configuration = configuration; |
| } |
| |
| @Deactivate |
| protected void deactivate() { |
| logger.debug("deactivating"); |
| } |
| |
| @Override |
| @SuppressWarnings("java:S112") |
| public char @NotNull [] getPassword() { |
| final var configuration = this.configuration; |
| Objects.requireNonNull(configuration, "Configuration must not be null"); |
| final String name = configuration.name(); |
| if (Objects.isNull(System.getenv(name))) { |
| final String message = String.format("environment variable '%s' not set", name); |
| throw new RuntimeException(message); |
| } else { |
| return System.getenv(name).toCharArray(); |
| } |
| } |
| |
| } |