Dr.Elephant in Docker

• requires docker-compose & docker >= 1.10
• checkout the project
• docker-compose build
• copy your hadoop config into ./hadoop-conf
• minimum config tested :

core-site.xml

<configuration>
        <property>
                <name>fs.default.name</name>
                <value>hdfs://NAMENODE_HOSTNAME</value>
        </property>
</configuration>

mapred-site.xml

<configuration>
<property>
 <name>mapreduce.framework.name</name>
 <value>yarn</value>
</property>
</configuration>

yarn-site.xml

<configuration>
<property>
 <name>yarn.nodemanager.aux-services</name>
 <value>mapreduce_shuffle</value>
</property>
<property>
 <name>yarn.nodemanager.aux-services.mapreduce.shuffle.class</name>
 <value>org.apache.hadoop.mapred.ShuffleHandler</value>
</property>
<property>
 <name>yarn.resourcemanager.hostname</name>
 <value>RESOURCE_MANAGER_HOSTNAME</value>
</property>

<property>
  <name>mapreduce.jobhistory.webapp.address</name>
  <value>JOB_HISTORY_HOSTNAME:19888</value>
</property>

</configuration>

• docker-compose start
• point your browser to http://yourhost:9000
• Enjoy!

##More detailed installation

• Install docker & docker-compose
• git clone https://github.com/codingtony/dr-elephant-docker
• cd dr-elephant-docker
• mkdir hadoop-conf
• copy or create your hadoop cluster config in hadoop-conf.
• docker-compose build
• docker-compose up
• docker-compose start
• Then when it's up, you can connect to http://localhost:9000 (or use the hostname of the machine where you are running docker from)