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#!/bin/bash
#validate user or group
validate() {
if [ 'id -u' == 0 ];then
echo "must not be root!"
exit 0
else
echo "---------welcome to hadoop---------"
fi
}
#hadoop install
hd-dir() {
if [ ! -d /home/hadoop/ ];then
mkdir /home/hadoop/
else
echo "download hadoop will begin"
fi
}
download-hd() {
wget -c http://archive.apache.org/dist/hadoop/core/stable/hadoop-1.0.4.tar.gz -O /home/hadoop/hadoop-1.0.4.tar.gz
tar -xzvf /home/hadoop/hadoop-1.0.4.tar.gz -C /home/hadoop
rm /home/hadoop/hadoop-1.0.4.tar.gz
Ln -s /home/hadoop/hadoop-1.0.4 /home/hadoop/hadoop1.0.4
}
#hadoop conf
hd-conf() {
echo "export JAVA_HOME=/usr/lib/jvm/java-6-openjdk-i386" >> /home/hadoop/hadoop1.0.4/conf/hadoop-env.sh
echo "#set path jdk" >> /home/hadoop/.profile
echo "export JAVA_HOME=/usr/lib/jvm/java-6-openjdk-i386" >> /home/hadoop/.profile
echo "#hadoop path" >> /home/hadoop/.profile
echo "export HADOOP_HOME=/home/hadoop/hadoop1.0.4" >> /home/hadoop/.profile
echo "PATH=$PATH:$HADOOP_HOME/bin:$JAVA_HOME/bin" >> /home/hadoop/.profile
echo "HADOOP_HOME_WARN_SUPPRESS=1" >> /home/hadoop/.profile
#hadoop core-site.xml
echo "<configuration>" >> /home/hadoop/hadoop1.0.4/conf/core-site.xml
echo "<property>" >> /home/hadoop/hadoop1.0.4/conf/core-site.xml
echo "<name>fs.default.name</name>" >> /home/hadoop/hadoop1.0.4/conf/core-site.xml
echo "<value>hdfs://hadoop-master:9000" >> /home/hadoop/hadoop1.0.4/conf/core-site.xml
echo "</property>" >> /home/hadoop/hadoop1.0.4/conf/core-site.xml
echo "<property>" >> /home/hadoop/hadoop1.0.4/conf/core-site.xml
echo "<name>hadoop.tmp.dir</name>" >> /home/hadoop/hadoop1.0.4/conf/core-site.xml
echo "<value>/home/hadoop/tmp</value>" >> /home/hadoop/hadoop1.0.4/conf/core-site.xml
echo "</property>" >> /home/hadoop/hadoop1.0.4/conf/core-site.xml
echo "</configuration>" >> /home/hadoop/hadoop1.0.4/conf/core-site.xml
#hadoop hdfs-site.xml
echo "<configuration>" >> /home/hadoop/hadoop1.0.4/conf/hdfs-site.xml
echo "<property>" >> /home/hadoop/hadoop1.0.4/conf/hdfs-site.xml
echo "<name>dfs.name.dir</name>" >> /home/hadoop/hadoop1.0.4/conf/hdfs-site.xml
echo "<value>/home/hadoop/name</value>" >> /home/hadoop/hadoop1.0.4/conf/hdfs-site.xml
echo "</property>" >> /home/hadoop/hadoop1.0.4/conf/hdfs-site.xml
echo "<property>" >> /home/hadoop/hadoop1.0.4/conf/hdfs-site.xml
echo "<name>dfs.data.dir</name>" >> /home/hadoop/hadoop1.0.4/conf/hdfs-site.xml
echo "<value>/home/hadoop/data</value>" >> /home/hadoop/hadoop1.0.4/conf/hdfs-site.xml
echo "</property>" >> /home/hadoop/hadoop1.0.4/conf/hdfs-site.xml
echo "<property>" >> /home/hadoop/hadoop1.0.4/conf/hdfs-site.xml
echo "<name>dfs.replication</name>" >> /home/hadoop/hadoop1.0.4/conf/hdfs-site.xml
echo "<value>1</value>" >> /home/hadoop/hadoop1.0.4/conf/hdfs-site.xml
echo "</property>" >> /home/hadoop/hadoop1.0.4/conf/hdfs-site.xml
echo "</configuration>" >> /home/hadoop/hadoop1.0.4/conf/hdfs-site.xml
# hadoop mapred-site.xml
echo "<configuration>" >> /home/hadoop/hadoop1.0.4/conf/mapred-site.xml
echo "<property>" >> /home/hadoop/hadoop1.0.4/conf/mapred-site.xml
echo "<name>mapred.job.tracker</name>" >> /home/hadoop/hadoop1.0.4/conf/mapred-site.xml
echo "<value>hadoop-master:9001</value>" >> /home/hadoop/hadoop1.0.4/conf/mapred-site.xml
echo "</property>" >> /home/hadoop/hadoop1.0.4/conf/mapred-site.xml
echo "</configuration>" >> /home/hadoop/hadoop1.0.4/conf/mapred-site.xml
#hadoop master
echo "hadoop-master" >> /home/hadoop/hadoop1.0.4/conf/masters
#hadoop slaves
echo "hadoop-master" >> /home/hadoop/hadoop1.0.4/conf/slaves
source /home/hadoop/.profile
}
hd-start() {
hadoop namenode -format
}
yes-or-no() {
echo "Is your name $* ?"
while true
do
echo -n "Enter yes or no: "
read x
case "$x" in
y | yes ) return 0;;
n | no ) return 1;;
* ) echo "Answer yes or no";;
esac
done
}
echo "Original params are $*"
if yes-or-no "$1"
then
echo "HI $1,nice name!"
validate
hd-dir
download-hd
hd-conf
else
echo "Never mind!"
fi
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