自動進行配置免密登入、安裝jdk

boot.sh

#!/bin/bash

SERVERS="hadoop02 hadoop03"
PASSWORD=hadoop
BASE_SERVER=192.168.1.11

auto_ssh_copy_id() {
    expect -c "set timeout -1;
        spawn ssh-copy-id $1;
        expect {
            *(yes/no)* {send -- yes\r;exp_continue;}
            *assword:* {send -- $2\r;exp_continue;}
            eof        {exit 
 
0;}
        }";
}

ssh_copy_id_to_all() {
    for SERVER in $SERVERS
    do
        auto_ssh_copy_id $SERVER $PASSWORD
    done
}

ssh_copy_id_to_all


for SERVER in $SERVERS
do
    scp install.sh root@$SERVER:/root
    ssh root@$SERVER /root/install_everyone.sh
done   

install_everyone.sh

#!/bin/bash

BASE_SERVER=hadoop01
wget $BASE_SERVER
 
/soft/    jdk-7u55-linux-i586.tar.gz
tar -zxvf jdk-7u55-linux-i586.tar.gz -C /usr/local
cat >> /etc/profile << EOF
export JAVA_HOME=/usr/local/jdk1.7.0_55
export PATH=\$PATH:\$JAVA_HOME/bin
EOF

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