Categories:
Audio (13)
Biotech (29)
Bytecode (36)
Database (77)
Framework (7)
Game (7)
General (507)
Graphics (53)
I/O (35)
IDE (2)
JAR Tools (101)
JavaBeans (21)
JDBC (121)
JDK (426)
JSP (20)
Logging (108)
Mail (58)
Messaging (8)
Network (84)
PDF (97)
Report (7)
Scripting (84)
Security (32)
Server (121)
Servlet (26)
SOAP (24)
Testing (54)
Web (15)
XML (309)
Collections:
Other Resources:
Apache ZooKeeper 3.7.0 Server Source Code
Apache ZooKeeper is an open-source server which enables highly
reliable distributed coordination.
Apache ZooKeeper Server Source Code files are provided in the source packge (apache-zookeeper-3.7.0.tar.gz). You can download it at Apache ZooKeeper Website.
You can also browse Apache ZooKeeper Server Source Code below:
✍: FYIcenter.com
⏎ org/apache/zookeeper/server/quorum/auth/SaslQuorumAuthServer.java
/* * 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.zookeeper.server.quorum.auth; import java.io.BufferedOutputStream; import java.io.DataInputStream; import java.io.DataOutputStream; import java.io.IOException; import java.net.Socket; import java.util.Set; import javax.security.auth.login.AppConfigurationEntry; import javax.security.auth.login.Configuration; import javax.security.auth.login.LoginException; import javax.security.sasl.SaslException; import javax.security.sasl.SaslServer; import org.apache.jute.BinaryInputArchive; import org.apache.jute.BinaryOutputArchive; import org.apache.zookeeper.Login; import org.apache.zookeeper.common.ZKConfig; import org.apache.zookeeper.server.quorum.QuorumAuthPacket; import org.apache.zookeeper.util.SecurityUtils; import org.slf4j.Logger; import org.slf4j.LoggerFactory; public class SaslQuorumAuthServer implements QuorumAuthServer { private static final Logger LOG = LoggerFactory.getLogger(SaslQuorumAuthServer.class); private static final int MAX_RETRIES = 5; private final Login serverLogin; private final boolean quorumRequireSasl; public SaslQuorumAuthServer(boolean quorumRequireSasl, String loginContext, Set<String> authzHosts) throws SaslException { this.quorumRequireSasl = quorumRequireSasl; try { AppConfigurationEntry[] entries = Configuration.getConfiguration().getAppConfigurationEntry(loginContext); if (entries == null || entries.length == 0) { throw new LoginException(String.format( "SASL-authentication failed because the specified JAAS configuration section '%s' could not be found.", loginContext)); } SaslQuorumServerCallbackHandler saslServerCallbackHandler = new SaslQuorumServerCallbackHandler( Configuration.getConfiguration(), loginContext, authzHosts); serverLogin = new Login(loginContext, saslServerCallbackHandler, new ZKConfig()); serverLogin.startThreadIfNeeded(); } catch (Throwable e) { throw new SaslException("Failed to initialize authentication mechanism using SASL", e); } } @Override public void authenticate(Socket sock, DataInputStream din) throws SaslException { DataOutputStream dout = null; SaslServer ss = null; try { if (!QuorumAuth.nextPacketIsAuth(din)) { if (quorumRequireSasl) { throw new SaslException("Learner not trying to authenticate" + " and authentication is required"); } else { // let it through, we don't require auth return; } } byte[] token = receive(din); int tries = 0; dout = new DataOutputStream(sock.getOutputStream()); byte[] challenge = null; ss = SecurityUtils.createSaslServer( serverLogin.getSubject(), QuorumAuth.QUORUM_SERVER_PROTOCOL_NAME, QuorumAuth.QUORUM_SERVER_SASL_DIGEST, serverLogin.callbackHandler, LOG); while (!ss.isComplete()) { challenge = ss.evaluateResponse(token); if (!ss.isComplete()) { // limited number of retries. if (++tries > MAX_RETRIES) { send(dout, challenge, QuorumAuth.Status.ERROR); LOG.warn( "Failed to authenticate using SASL, server addr: {}, retries={} exceeded.", sock.getRemoteSocketAddress(), tries); break; } send(dout, challenge, QuorumAuth.Status.IN_PROGRESS); token = receive(din); } } // Authentication exchange has completed if (ss.isComplete()) { send(dout, challenge, QuorumAuth.Status.SUCCESS); LOG.info( "Successfully completed the authentication using SASL. learner addr: {}", sock.getRemoteSocketAddress()); } } catch (Exception e) { try { if (dout != null) { // send error message to the learner send(dout, new byte[0], QuorumAuth.Status.ERROR); } } catch (IOException ioe) { LOG.warn("Exception while sending failed status", ioe); } // If sasl is not required, when a server initializes a // connection it will try to log in, but it will also // accept connections that do not start with a sasl // handshake. if (quorumRequireSasl) { LOG.error("Failed to authenticate using SASL", e); throw new SaslException("Failed to authenticate using SASL: " + e.getMessage()); } else { LOG.warn("Failed to authenticate using SASL", e); LOG.warn( "Maintaining learner connection despite SASL authentication failure. server addr: {}, {}: {}", sock.getRemoteSocketAddress(), QuorumAuth.QUORUM_SERVER_SASL_AUTH_REQUIRED, quorumRequireSasl); // let it through, we don't require auth } } finally { if (ss != null) { try { ss.dispose(); } catch (SaslException e) { LOG.error("SaslServer dispose() failed", e); } } } } private byte[] receive(DataInputStream din) throws IOException { QuorumAuthPacket authPacket = new QuorumAuthPacket(); BinaryInputArchive bia = BinaryInputArchive.getArchive(din); authPacket.deserialize(bia, QuorumAuth.QUORUM_AUTH_MESSAGE_TAG); return authPacket.getToken(); } private void send(DataOutputStream dout, byte[] challenge, QuorumAuth.Status s) throws IOException { BufferedOutputStream bufferedOutput = new BufferedOutputStream(dout); BinaryOutputArchive boa = BinaryOutputArchive.getArchive(bufferedOutput); QuorumAuthPacket authPacket; if (challenge == null && s != QuorumAuth.Status.SUCCESS) { authPacket = QuorumAuth.createPacket(QuorumAuth.Status.IN_PROGRESS, null); } else { authPacket = QuorumAuth.createPacket(s, challenge); } boa.writeRecord(authPacket, QuorumAuth.QUORUM_AUTH_MESSAGE_TAG); bufferedOutput.flush(); } }
⏎ org/apache/zookeeper/server/quorum/auth/SaslQuorumAuthServer.java
Or download all of them as a single archive file:
File name: zookeeper-server-3.7.0-fyi.zip File size: 871011 bytes Release date: 2021-05-17 Download
⇒ Apache ZooKeeper 3.7.0 Jute Source Code
⇐ Download Apache ZooKeeper 3.7.0 Source Package
2022-11-16, 24676👍, 0💬
Popular Posts:
What Is ojdbc8.jar for Oracle 12c R2? ojdbc8.jar for Oracle 12c R2 is the JAR files of ojdbc.jar, JD...
What Is poi-examples-5.2.3.jar? poi-examples-5.2.3.jar is one of the JAR files for Apache POI 5.2.3,...
jlGui is a music player for the Java platform. It is based on Java Sound 1.0 (i.e. JDK 1.3+). It sup...
Guava is a suite of core and expanded libraries that include utility classes, google's collections, ...
How to download and install ojdbc11.jar for Oracle 21c? ojdbc11.jar for Oracle 21c is a Java JDBC Dr...