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https://issues.apache.org/jira/browse/KNOX-2554?focusedWorklogId=582394&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-582394
]
ASF GitHub Bot logged work on KNOX-2554:
----------------------------------------
Author: ASF GitHub Bot
Created on: 14/Apr/21 11:19
Start Date: 14/Apr/21 11:19
Worklog Time Spent: 10m
Work Description: smolnar82 commented on a change in pull request #433:
URL: https://github.com/apache/knox/pull/433#discussion_r613159069
##########
File path:
gateway-server/src/main/java/org/apache/knox/gateway/services/token/impl/TokenStateDatabase.java
##########
@@ -0,0 +1,145 @@
+/*
+ * 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.knox.gateway.services.token.impl;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.HashSet;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Set;
+
+import javax.sql.DataSource;
+
+import org.apache.knox.gateway.services.security.token.TokenMetadata;
+
+public class TokenStateDatabase {
+ private static final String TOKENS_TABLE_NAME = "KNOX_TOKENS";
+ private static final String ADD_TOKEN_SQL = "INSERT INTO " +
TOKENS_TABLE_NAME + "(token_id, issue_time, expiration, max_lifetime) VALUES(?,
?, ?, ?)";
+ private static final String REMOVE_TOKENS_SQL_PREFIX = "DELETE FROM " +
TOKENS_TABLE_NAME + " WHERE token_id IN (";
+ private static final String GET_TOKEN_EXPIRATION_SQL = "SELECT expiration
FROM " + TOKENS_TABLE_NAME + " WHERE token_id = ?";
+ private static final String UPDATE_TOKEN_EXPIRATION_SQL = "UPDATE " +
TOKENS_TABLE_NAME + " SET expiration = ? WHERE token_id = ?";
+ private static final String GET_MAX_LIFETIME_SQL = "SELECT max_lifetime FROM
" + TOKENS_TABLE_NAME + " WHERE token_id = ?";
+ private static final String GET_ALL_TOKEN_IDS_SQL = "SELECT token_id FROM "
+ TOKENS_TABLE_NAME;
+ private static final String ADD_METADATA_SQL = "UPDATE " + TOKENS_TABLE_NAME
+ " SET username = ?, comment = ? WHERE token_id = ?";
+ private static final int DELETE_BATCH_SIZE = 500;
+
+ private final DataSource dataSource;
+
+ TokenStateDatabase(DataSource dataSource) throws Exception {
+ this.dataSource = dataSource;
+ }
+
+ boolean addToken(String tokenId, long issueTime, long expiration, long
maxLifetimeDuration) throws SQLException {
+ try (Connection connection = dataSource.getConnection(); PreparedStatement
addTokenStatement = connection.prepareStatement(ADD_TOKEN_SQL)) {
+ addTokenStatement.setString(1, tokenId);
+ addTokenStatement.setLong(2, issueTime);
+ addTokenStatement.setLong(3, expiration);
+ addTokenStatement.setLong(4, issueTime + maxLifetimeDuration);
+ return addTokenStatement.executeUpdate() == 1;
+ }
+ }
+
+ // This needs to be done in batches as many DB vendors have limitations on
the number of items within the 'IN' clause
+ boolean removeTokens(Set<String> tokenIds) throws SQLException {
+ int removed = 0;
+ if (tokenIds.size() <= DELETE_BATCH_SIZE) {
+ removed += doRemoveTokens(tokenIds);
+ } else {
+ Set<String> tokenIdBatch = new HashSet<>();
+ for (String tokenId : tokenIds) {
+ tokenIdBatch.add(tokenId);
+ if (tokenIdBatch.size() == DELETE_BATCH_SIZE) {
+ removed += doRemoveTokens(tokenIdBatch);
+ tokenIdBatch.clear();
+ }
+ }
+ // one more round of removal if the last batch has less items than the
configured batch size
+ removed += doRemoveTokens(tokenIdBatch);
+ }
+ return removed == tokenIds.size();
+ }
+
+ private int doRemoveTokens(Set<String> tokenIds) throws SQLException {
+ final StringBuilder statementPostFixBuilder = new
StringBuilder(REMOVE_TOKENS_SQL_PREFIX);
+ for (int i = 0; i < tokenIds.size(); i++) {
+ if (statementPostFixBuilder.length() >
REMOVE_TOKENS_SQL_PREFIX.length()) {
+ statementPostFixBuilder.append(", ");
+ }
+ statementPostFixBuilder.append('?');
+ }
+ statementPostFixBuilder.append(')');
+ try (Connection connection = dataSource.getConnection(); PreparedStatement
removeTokensStatement =
connection.prepareStatement(statementPostFixBuilder.toString())) {
+ int i = 0;
+ for (String tokenId : tokenIds) {
+ removeTokensStatement.setString(++i, tokenId);
+ }
+ return removeTokensStatement.executeUpdate();
+ }
+ }
+
+ long getTokenExpiration(String tokenId) throws SQLException {
+ try (Connection connection = dataSource.getConnection(); PreparedStatement
getTokenExpirationStatement =
connection.prepareStatement(GET_TOKEN_EXPIRATION_SQL)) {
+ getTokenExpirationStatement.setString(1, tokenId);
+ try (ResultSet rs = getTokenExpirationStatement.executeQuery()) {
+ return rs.next() ? rs.getLong(1) : 0;
+ }
+ }
+ }
+
+ boolean updateExpiration(final String tokenId, long expiration) throws
SQLException {
+ try (Connection connection = dataSource.getConnection(); PreparedStatement
updateTokenExpirationStatement =
connection.prepareStatement(UPDATE_TOKEN_EXPIRATION_SQL)) {
+ updateTokenExpirationStatement.setLong(1, expiration);
+ updateTokenExpirationStatement.setString(2, tokenId);
+ return updateTokenExpirationStatement.executeUpdate() == 1;
+ }
+ }
+
+ long getMaxLifetime(String tokenId) throws SQLException {
+ try (Connection connection = dataSource.getConnection(); PreparedStatement
getMaxLifetimeStatement = connection.prepareStatement(GET_MAX_LIFETIME_SQL)) {
+ getMaxLifetimeStatement.setString(1, tokenId);
+ try (ResultSet rs = getMaxLifetimeStatement.executeQuery()) {
+ return rs.next() ? rs.getLong(1) : -1;
+ }
+ }
+ }
+
+ List<String> getTokenIds() throws SQLException {
Review comment:
With the new implementation, this is not a problem anymore (I did not
even overwrite this method)
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Issue Time Tracking
-------------------
Worklog Id: (was: 582394)
Time Spent: 1h 50m (was: 1h 40m)
> Implement JDBC TokenStateService
> --------------------------------
>
> Key: KNOX-2554
> URL: https://issues.apache.org/jira/browse/KNOX-2554
> Project: Apache Knox
> Issue Type: Task
> Reporter: Sandor Molnar
> Assignee: Sandor Molnar
> Priority: Major
> Fix For: 1.6.0
>
> Time Spent: 1h 50m
> Remaining Estimate: 0h
>
> Add a new TokenStateService implementation that stores token metadata in a
> relational database.
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