| /** |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.hadoop.ozone.security; |
| |
| import org.apache.hadoop.hdds.conf.OzoneConfiguration; |
| import org.apache.hadoop.ozone.om.OMMetadataManager; |
| import org.apache.hadoop.hdds.utils.db.Table.KeyValue; |
| import org.apache.hadoop.hdds.utils.db.TableIterator; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.Closeable; |
| import java.io.IOException; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| /** |
| * SecretStore for Ozone Master. |
| */ |
| public class OzoneSecretStore implements Closeable { |
| |
| private static final Logger LOG = LoggerFactory |
| .getLogger(OzoneSecretStore.class); |
| private OMMetadataManager omMetadataManager; |
| @Override |
| public void close() throws IOException { |
| if (omMetadataManager != null) { |
| try { |
| omMetadataManager.getDelegationTokenTable().close(); |
| } catch (Exception e) { |
| throw new IOException("Error while closing OzoneSecretStore.", e); |
| } |
| } |
| } |
| |
| |
| /** |
| * Support class to maintain state of OzoneSecretStore. |
| */ |
| public static class OzoneManagerSecretState<T> { |
| private Map<T, Long> tokenState = new HashMap<>(); |
| public Map<T, Long> getTokenState() { |
| return tokenState; |
| } |
| } |
| |
| public OzoneSecretStore(OzoneConfiguration conf, |
| OMMetadataManager omMetadataManager) { |
| this.omMetadataManager = omMetadataManager; |
| } |
| |
| public OzoneManagerSecretState loadState() throws IOException { |
| OzoneManagerSecretState<Integer> state = new OzoneManagerSecretState(); |
| int numTokens = loadTokens(state); |
| LOG.info("Loaded " + numTokens + " tokens"); |
| return state; |
| } |
| |
| public void storeToken(OzoneTokenIdentifier tokenId, long renewDate) |
| throws IOException { |
| if (LOG.isDebugEnabled()) { |
| LOG.debug("Storing token {}", tokenId.getSequenceNumber()); |
| } |
| |
| try { |
| omMetadataManager.getDelegationTokenTable().put(tokenId, renewDate); |
| } catch (IOException e) { |
| LOG.error("Unable to store token " + tokenId.toString(), e); |
| throw e; |
| } |
| } |
| |
| public void updateToken(OzoneTokenIdentifier tokenId, long renewDate) |
| throws IOException { |
| storeToken(tokenId, renewDate); |
| } |
| |
| public void removeToken(OzoneTokenIdentifier tokenId) throws IOException { |
| try { |
| omMetadataManager.getDelegationTokenTable().delete(tokenId); |
| } catch (IOException e) { |
| LOG.error("Unable to remove token {}", tokenId.toString(), e); |
| throw e; |
| } |
| } |
| |
| public int loadTokens(OzoneManagerSecretState state) throws IOException { |
| int loadedToken = 0; |
| try (TableIterator<OzoneTokenIdentifier, ? extends |
| KeyValue<OzoneTokenIdentifier, Long>> iterator = |
| omMetadataManager.getDelegationTokenTable().iterator()){ |
| iterator.seekToFirst(); |
| while(iterator.hasNext()) { |
| KeyValue<OzoneTokenIdentifier, Long> kv = iterator.next(); |
| state.tokenState.put(kv.getKey(), kv.getValue()); |
| loadedToken++; |
| } |
| } |
| return loadedToken; |
| } |
| } |