Any logs on the Accumulo and/or KDC side? On Tue, Mar 8, 2016 at 5:05 PM, Tristen Georgiou <tgeorg...@phemi.com> wrote:
> Here is a simple Java program to attempt to get a connection to Accumulo > and list the local users: > > package com.phemi.testing; > > import org.apache.accumulo.core.client.Connector; > import org.apache.accumulo.core.client.Instance; > import org.apache.accumulo.core.client.ZooKeeperInstance; > import org.apache.accumulo.core.client.security.tokens.KerberosToken; > > import java.io.File; > > public class AccumuloKerberosConnection { > public static void main(String[] args) throws Exception { > Instance inst = new ZooKeeperInstance("agile_accumulo", "dev"); > KerberosToken token = new KerberosToken(" > accumulo-ph...@dev.phemi.com", new > File("/etc/security/keytabs/accumulo.headless.keytab"), false); > Connector conn = inst.getConnector(token.getPrincipal(), token); > System.out.println(conn.securityOperations().listLocalUsers()); > } > } > > It always hangs at the getConnector function. > > NOTE: the user and keytab were created by Ambari as the default Accumulo > user. > > At first I noticed that there was an error saying that it was not > attempting to connect using SASL (unspecified error) but after some digging > I found that I could get around this using jaas.conf file and specifying it > as a Java argument on the command line: > > -Djava.security.auth.login.config=/tmp/jaas.conf > > Where the file contains: > > Client { > com.sun.security.auth.module.Krb5LoginModule required > useKeyTab=true > keyTab="/etc/security/keytabs/accumulo.headless.keytab" > principal="accumulo-phemi" > useTicketCache=false > debug=true; > }; > > Now I'm at a point where it says it's using GSSAPI as SASL mechanism > (good!) but it still hangs at the "Connector conn = > inst.getConnector(token.getPrincipal(), token);" line. > > Any pointers on what I'm doing wrong? > > Tristen > > PS: Here is the debug output: > 2016-03-08 14:02:03,600 WARN [main] client.ClientConfiguration > (ClientConfiguration.java:loadFromSearchPath(227)) - Found no client.conf > in default paths. Using default client configuration values. > 2016-03-08 14:02:03,668 INFO [main] zookeeper.ZooKeeper > (Environment.java:logEnv(100)) - Client > environment:zookeeper.version=3.4.6-1569965, built on 02/20/2014 09:09 GMT > 2016-03-08 14:02:03,670 INFO [main] zookeeper.ZooKeeper > (Environment.java:logEnv(100)) - Client environment:host.name > =tgeorgiou-ubuntu-dev > 2016-03-08 14:02:03,670 INFO [main] zookeeper.ZooKeeper > (Environment.java:logEnv(100)) - Client environment:java.version=1.7.0_95 > 2016-03-08 14:02:03,670 INFO [main] zookeeper.ZooKeeper > (Environment.java:logEnv(100)) - Client environment:java.vendor=Oracle > Corporation > 2016-03-08 14:02:03,670 INFO [main] zookeeper.ZooKeeper > (Environment.java:logEnv(100)) - Client > environment:java.home=/usr/lib/jvm/java-7-openjdk-amd64/jre > 2016-03-08 14:02:03,670 INFO [main] zookeeper.ZooKeeper > (Environment.java:logEnv(100)) - Client > > 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> > 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> 2016-03-08 14:02:03,671 INFO [main] zookeeper.ZooKeeper > (Environment.java:logEnv(100)) - Client > > environment:java.library.path=/home/tgeorgiou/Applications/idea-IC-143.1184.17/bin::/usr/java/packages/lib/amd64:/usr/lib/x86_64-linux-gnu/jni:/lib/x86_64-linux-gnu:/usr/lib/x86_64-linux-gnu:/usr/lib/jni:/lib:/usr/lib > 2016-03-08 14:02:03,671 INFO [main] zookeeper.ZooKeeper > (Environment.java:logEnv(100)) - Client environment:java.io.tmpdir=/tmp > 2016-03-08 14:02:03,671 INFO [main] zookeeper.ZooKeeper > (Environment.java:logEnv(100)) - Client environment:java.compiler=<NA> > 2016-03-08 14:02:03,672 INFO [main] zookeeper.ZooKeeper > (Environment.java:logEnv(100)) - Client environment:os.name=Linux > 2016-03-08 14:02:03,672 INFO [main] zookeeper.ZooKeeper > (Environment.java:logEnv(100)) - Client environment:os.arch=amd64 > 2016-03-08 14:02:03,672 INFO [main] zookeeper.ZooKeeper > (Environment.java:logEnv(100)) - Client > environment:os.version=3.13.0-79-generic > 2016-03-08 14:02:03,672 INFO [main] zookeeper.ZooKeeper > (Environment.java:logEnv(100)) - Client environment:user.name=tgeorgiou > 2016-03-08 14:02:03,672 INFO [main] zookeeper.ZooKeeper > (Environment.java:logEnv(100)) - Client > environment:user.home=/home/tgeorgiou > 2016-03-08 14:02:03,672 INFO [main] zookeeper.ZooKeeper > (Environment.java:logEnv(100)) - Client > environment:user.dir=/home/tgeorgiou/dev/JavaTesting > 2016-03-08 14:02:03,675 INFO [main] zookeeper.ZooKeeper > (ZooKeeper.java:<init>(438)) - Initiating client connection, > connectString=dev sessionTimeout=30000 > watcher=org.apache.accumulo.fate.zookeeper.ZooSession$ZooWatcher@4eeba477 > Debug is true storeKey false useTicketCache false useKeyTab true > doNotPrompt false ticketCache is null isInitiator true KeyTab is > /etc/security/keytabs/accumulo.headless.keytab refreshKrb5Config is false > principal is accumulo-phemi tryFirstPass is false useFirstPass is false > storePass is false clearPass is false > principal is accumulo-ph...@dev.phemi.com > Will use keytab > Commit Succeeded > > 2016-03-08 14:02:03,771 INFO [main-SendThread(dev:2181)] zookeeper.Login > (Login.java:login(293)) - successfully logged in. > 2016-03-08 14:02:03,772 INFO [Thread-0] zookeeper.Login > (Login.java:run(127)) - TGT refresh thread started. > 2016-03-08 14:02:03,776 INFO [main-SendThread(dev:2181)] > client.ZooKeeperSaslClient (ZooKeeperSaslClient.java:run(285)) - Client > will use GSSAPI as SASL mechanism. > 2016-03-08 14:02:03,780 INFO [Thread-0] zookeeper.Login > (Login.java:getRefreshTime(301)) - TGT valid starting at: Tue Mar 08 > 14:02:03 PST 2016 > 2016-03-08 14:02:03,780 INFO [Thread-0] zookeeper.Login > (Login.java:getRefreshTime(302)) - TGT expires: Wed Mar 09 > 14:02:03 PST 2016 > 2016-03-08 14:02:03,780 INFO [Thread-0] zookeeper.Login > (Login.java:run(181)) - TGT refresh sleeping until: Wed Mar 09 09:25:53 PST > 2016 > 2016-03-08 14:02:03,807 INFO [main-SendThread(dev:2181)] > zookeeper.ClientCnxn (ClientCnxn.java:logStartConnect(975)) - Opening > socket connection to server dev/10.129.0.110:2181. Will attempt to > SASL-authenticate using Login Context section 'Client' > 2016-03-08 14:02:03,812 INFO [main-SendThread(dev:2181)] > zookeeper.ClientCnxn (ClientCnxn.java:primeConnection(852)) - Socket > connection established to dev/10.129.0.110:2181, initiating session > 2016-03-08 14:02:03,821 INFO [main-SendThread(dev:2181)] > zookeeper.ClientCnxn (ClientCnxn.java:onConnected(1235)) - Session > establishment complete on server dev/10.129.0.110:2181, sessionid = > 0x15342d74d1845ee, negotiated timeout = 30000 > 2016-03-08 14:02:04,078 WARN [main] util.NativeCodeLoader > (NativeCodeLoader.java:<clinit>(62)) - Unable to load native-hadoop library > for your platform... using builtin-java classes where applicable >