A:本脚本运行的机器,Linux
B:待安装JDK的机器, Linux首先在脚本运行的机器A上确定可以ssh无密码登录到待安装jdk的机器B上,然后就可以在A上运行本脚本:
代码如下:
$ ./install-jdk.sh B的IP
or:
代码如下:
$ ./install-jdk.sh “B的IP” “JDK的URI”
就可以在机器B上安装JDK。jdk使用的tar包需要用户自己设定DEFAULT_JDK_SRC=?,保证可以wget得到即可。下面是全部脚本内容:
代码如下:
#!/bin/bash
#
# @file
# install-jdk.sh
#
# @date
# 2013-12-19
#
# @author
# cheungmine
#
# @version
# 0.0.1pre
#
# @usage:
# ./install-jdk.sh 192.168.122.206
#
################################################################################
. common.sh
#***********************************************************
# install_jdk
# install jdk on machine: /usr/local/lib
#
# Parameters:
# machine – root@ipaddr
# jdkUri – uri for fetching tarball
#
# Example:
#
# install_jdk root@192.168.122.206 ftp://vm-ftp/pub/tarball/jdk-7u67-linux-x64.tar.gz
#
#***********************************************************
. common.sh
# YOU MIGHT CHANGE BELOW LINE TO GET YOUR JDK TARBALL:
DEFAULT_JDK_SRC=”ftp://vm-ftp/pub/tarball/jdk-7u67-linux-x64.tar.gz”
# DO NOT CHANGE BELOW TWO LINES:
INSTALL_DIR=”/usr/local/lib/java”
LOCAL_DIR=”./.tmp”
function install_jdk() {
echo -e ” install jdk on machine: $1″
local DEST_LOGIN=$1
local JDK_URI=$2
local TAR=$(basename $JDK_URI)
echo -e ” jdk: $JDK_URI”
wget -c $JDK_URI -P $LOCAL_DIR -O $LOCAL_DIR/$TAR
$(is_empty_dir “$LOCAL_DIR/jdk_untar”)
local ret=$?
case $ret in
$DIR_NOT_EXISTED)
mkdir -p $LOCAL_DIR/jdk_untar
;;
$DIR_IS_EMPTY)
;;
$DIR_NOT_EMPTY)
rm -rf $LOCAL_DIR/jdk_untar/*
;;
*)
exit $ERR_FATAL_ERROR
;;
esac
# untar to jdk_untar
tar -zxf $LOCAL_DIR/$TAR -C $LOCAL_DIR/jdk_untar
$(is_empty_dir “$LOCAL_DIR/jdk_untar”)
local ret=$?
if [ “$ret” -eq “$DIR_NOT_EMPTY” ]; then
local jdk_home=`ls $LOCAL_DIR/jdk_untar 2>/dev/null`
echo $jdk_home
else
exit $ERR_FATAL_ERROR
fi
echo -e ” create folder on: $DEST_LOGIN:$INSTALL_DIR”
local ret=`ssh $DEST_LOGIN “mkdir $INSTALL_DIR”`
echo -e ” copy $jdk_home/ to: $DEST_LOGIN:$INSTALL_DIR/”
local ret=`scp -r $LOCAL_DIR/jdk_untar/$jdk_home $DEST_LOGIN:$INSTALL_DIR`
# remove local tar
rm -rf $LOCAL_DIR/jdk_untar
local DEST_JAVA_HOME=$INSTALL_DIR/$jdk_home
echo -e “remove old settings for install_jdk in /etc/profile”
echo -e ” set /etc/profile: JAVA_HOME=$DEST_JAVA_HOME”
local ret=`ssh $DEST_LOGIN “echo >> /etc/profile”`
local ret=`ssh $DEST_LOGIN “echo #!{{install_jdk@hgdb.net==> >> /etc/profile”`
local ret=`ssh $DEST_LOGIN “echo export JAVA_HOME=$DEST_JAVA_HOME >> /etc/profile”`
local ret=`ssh $DEST_LOGIN “echo export CLASSPATH=.:\$JAVA_HOME/lib/tools.jar:\$JAVA_HOME/lib/dt.jar >> /etc/profile”`
local ret=`ssh $DEST_LOGIN “echo export PATH=\$JAVA_HOME/bin:\$JAVA_HOME/jre/bin:\$PATH >> /etc/profile”`
local ret=`ssh $DEST_LOGIN “echo #!<==install_jdk@hgdb.net}}>> /etc/profile”`
local ret=`ssh $DEST_LOGIN “. /etc/profile”`
}
function uninstall_jdk() {
echo -e ” uninstall jdk from: $1″
}
#=======================================================================
# —- main() —-
if [ -n $1 ]; then
DEST_IP=$1
JDK_SRC=$DEFAULT_JDK_SRC
if [ $# == 2 ]; then
JDK_SRC=$2
fi
echo -e “install jdk on $DEST_IP, jdk: $JDK_SRC”
install_jdk “root@$DEST_IP” “$JDK_SRC”
fi
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