install hadoop2 on ubuntu

install_hadoop2.sh

#!/bin/bash
set -e
INSTALL_DIR=$(cd $(dirname $0); pwd;)
PB_DIR=$INSTALL_DIR/pb
 
SOLUTION=hadoop
PROJECT=common
VERSION=2.2.0
PACKAGE=$SOLUTION-$VERSION
 
URL=http://www.apache.org/dyn/mirrors/mirrors.cgi/$SOLUTION/$PROJECT/$PACKAGE/$PACKAGE-src.tar.gz?asjson=1
JSON=`curl -s $URL`
PREFERRED=`echo "$JSON" | awk '/preferred/ { print $2 }'`
PATHINFO=`echo "$JSON" | awk '/path_info/ { print $2 }'`
MIRROR=`echo "$PREFERRED$PATHINFO" | sed 's/[",]//g'`

echo "Donwloading archive from" $MIRROR
curl $MIRROR | tar -zxv -C $INSTALL_DIR

echo "Installing dependencies..."
sudo apt-get install maven libssl-dev build-essential cmake git pkg-config

echo "Installing oracle jdk7..."
sudo add-apt-repository ppa:webupd8team/java
sudo apt-get update
sudo apt-get install -y oracle-java7-installer
echo "export JAVA_HOME=/usr/lib/jvm/java-7-oracle" >> ~/.bashrc
source ~/.bashrc
 
echo "Building protobuf..."
curl https://protobuf.googlecode.com/files/protobuf-2.5.0.tar.gz | tar -zxv -C $INSTALL_DIR

cd protobuf-2.5.0/
./configure --prefix=$PB_DIR && make -j && make install
cd ..

cd hadoop-2.2.0-src/

wget https://issues.apache.org/jira/secure/attachment/12614482/HADOOP-10110.patch
patch -p0 < HADOOP-10110.patch

export PATH=$PB_DIR/bin:$PATH
mvn package -Pdist,native -DskipTests -Dtar
cd ..

tar zxv -C $INSTALL_DIR -f hadoop-2.2.0-src/hadoop-dist/target/hadoop-2.2.0.tar.gz