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:
$ ./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：
#!/bin/bash # # @file # install_jdk.sh # # @date # 2015-11-24 # # @author # Nyan # # @version # 0.0.1pre # # @usage: # ./install_jdk.sh 192.168.15.32 # ################################################################################ . common.sh #*********************************************************** # install_jdk # install jdk on machine: /usr/local/jdk # # Parameters: # machine - root@ipaddr # jdkUri - uri for fetching tarball # # Example: # # install_jdk root@192.168.15.32 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 "<INFO> install jdk on machine: $1" local DEST_LOGIN=$1 local JDK_URI=$2 local TAR=$(basename $JDK_URI) echo -e "<INFO> jdk: '$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 "<INFO> create folder on: $DEST_LOGIN:$INSTALL_DIR" local ret=`ssh $DEST_LOGIN "mkdir $INSTALL_DIR"` echo -e "<INFO> 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/$jdk_home echo -e "<TODO> remove old settings for install_jdk in /etc/profile" echo -e "<INFO> set /etc/profile: JAVA_HOME=$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 "<TODO> uninstall jdk from: $1" } #======================================================================= # ---- main() ---- if [ -n $1 ]; then DEST_IP=$1 JDK_SRC=$DEFAULT_JDK_SRC if [ $# == 2 ]; then JDK_SRC=$2 fi echo -e "<INFO> install jdk on '$DEST_IP', jdk: '$JDK_SRC'" install_jdk "root@$DEST_IP" "$JDK_SRC" fi