hadoop hue Hue Installation in Ubuntu

Example

This installation assumes hadoop to be pre-installed under hadoop user.

Prerequisites:

Hue depends on these following packages

1. gcc
2. g++
3. libxml2-dev
4. libxlst-dev
5. libsasl2-dev
6. libsasl2-modules-gssapi-mit
7. libmysqlclient-dev
8. python-dev
9. python-setuptools
10. libsqlite3-dev
11. ant
12. libkrb5-dev
13. libtidy-0.99-0
14. libldap2-dev
15. libssl-dev
16. libgmp3-dev

Installing all the packages

sudo apt-get update
sudo apt-get install gcc g++ libxml2-dev libxslt-dev libsasl2-dev libsasl2-modules-gssapi-mit libmysqlclient-dev python-dev python-setuptools libsqlite3-dev ant libkrb5-dev libtidy-0.99-0 libldap2-dev libssl-dev libgmp3-dev

Installation and Configuration

Performing installation as hadoop user.

su - hadoop

1. Download Hue from gethue.com (this link is an example obtained from Hue website)

   wget https://dl.dropboxusercontent.com/u/730827/hue/releases/3.9.0/hue-3.9.0.tgz

2. Extract the downloaded tarball

   tar -xvf hue-3.9.0.tgz

3. Execute install command

    cd hue-3.9.0
    PREFIX=/home/hadoop/ make install
   

4. Once the above process is completed,

   Update ~/.bashrc file,

    export HUE_HOME=/home/hadoop/hue
    export PATH=$PATH:$HUE_HOME/build/env/bin
   

   source after adding the entries, source ~/.bashrc

5. Configure Hue ( 3 files to edit)

cd $HUE_HOME/desktop/conf

• hue.ini

  [desktop]
   server_user=hadoop
   server_group=hadoop
   default_user=hadoop
   default_hdfs_superuser=hadoop
  

cd $HADOOP_CONF_DIR

• core-site.xml

  <property>
      <name>hadoop.proxyuser.hadoop.hosts</name>
      <value>*</value> 
  </property> 
  <property>
      <name>hadoop.proxyuser.hadoop.groups</name>
      <value>*</value> 
  </property>
  

• hdfs-site.xml

  <property>
      <name>dfs.webhdfs.enabled</name>
      <value>true</value> 
  </property>
  

6. Start Hue (Start Hadoop daemons if not already started)

   nohup supervisor &

7. Login to Hue Web Interface: http://localhost:8888

   username: hadoop

   password: user_choice