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install_java.sh
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install_java.sh
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#!/bin/bash
################################################################################
##
## Title: Oracle Java Installer
##
## Date: 03/27/2015
## Author: Mike G. aka metalcated and partially forked from n0ts
## Version: 0.2
##
## Changelog: 0.1 - Initial Release
## 0.2 - Fixed dupe download issue
##
## Usage: ./install_java.sh <jre|jdk_version> <rpm|tar>
##
## Defaults: jre|jdk_version: 8 / rpm
##
################################################################################
ADMIN_EMAIL=""
# type can be jre or jdk
JAVA_TYPE="jdk"
JAVA_VERSION="11"
EXT="rpm"
# set default if suggested
if [[ -n "$1" ]]; then
if [[ "$1" == "7" ]]; then
JAVA_VERSION="7"
fi
fi
# set download extension
if [[ -n "$2" ]]; then
if [[ "$2" == "tar" ]]; then
EXT="tar.gz"
fi
fi
# set base download location
URL="https://www.oracle.com"
DOWNLOAD_URL1="${URL}/technetwork/java/javase/downloads/index.html"
DOWNLOAD_URL2=$(curl -s $DOWNLOAD_URL1 | egrep -o "\/technetwork\/java/\javase\/downloads\/${JAVA_TYPE}${JAVA_VERSION}-downloads-.*\.html" | head -1)
# check to make sure we got to oracle
if [[ -z "$DOWNLOAD_URL2" ]]; then
echo "Could not to oracle - $DOWNLOAD_URL1"
exit 1
fi
# set download url
DOWNLOAD_URL3="$(echo ${URL}${DOWNLOAD_URL2}|awk -F\" {'print $1'})"
DOWNLOAD_URL4=$(curl -s "$DOWNLOAD_URL3" | egrep -o "https\:\/\/download.oracle\.com\/otn-pub\/java\/jdk\/1[0-1]\.[0-9]+.*\/${JAVA_TYPE}-1[0-1]\.[0-9]+.*_linux-x64_bin.${EXT}"|tail -n1)
# check to make sure url exists
if [[ -z "$DOWNLOAD_URL4" ]]; then
echo "Could not get ${JAVA_TYPE} download url - $DOWNLOAD_URL4"
exit 1
fi
# set download file name
JAVA_INSTALL=$(basename $DOWNLOAD_URL4)
if [[ "$EXT" == "rpm" ]]; then
# download java
echo -e "\n\e[32mDownloading\e[0m: $DOWNLOAD_URL4"
while true;
do echo -n .;sleep 1;done &
cd /tmp; wget -q --no-cookies --no-check-certificate --header "Cookie: oraclelicense=accept-securebackup-cookie" $DOWNLOAD_URL4 -O $JAVA_INSTALL > /dev/null 2>&1
kill $!; trap 'kill $!' SIGTERM;
# install rpm
echo -e "\n\e[32mInstalling\e[0m: $JAVA_INSTALL\r"
while true;
do echo -n .;sleep 1;done &
rpm -Uvh /tmp/$JAVA_INSTALL > /dev/null 2>&1
kill $!; trap 'kill $!' SIGTERM;
echo -e "\n\e[32mInstall\e[0m Complete\n"
# get dirname
JAVA_DIR=$(ls -tr /usr/java/|grep ${JAVA_TYPE}|head -n 1)
# set temp env var
export JAVA_HOME=/usr/java/${JAVA_DIR}
# set perm env var
echo "export JAVA_HOME=/usr/java/${JAVA_DIR}" >> /etc/environment
# set if jdk is used
if [[ "$JAVA_TYPE" = "jdk" ]]; then
# set temp env var
export JRE_HOME=/usr/java/${JAVA_DIR}/jre
# set perm env var
echo "export JRE_HOME=/usr/java/${JAVA_DIR}/${JAVA_TYPE}" >> /etc/environment
fi
# make sure java installed
ls /usr/java/${JAVA_DIR} > /dev/null 2>&1
if [[ "$?" != 0 ]]; then
echo -e "\n\e[31mError\e[0m: Java does not seem to be installed correctly,\nPlease try again or email admin: ${ADMIN_EMAIL}\n"
exit 1
fi
elif [[ "$EXT" == "tar" || "$EXT" == "tar.gz" ]]; then
# download java
echo -e "\n\e[32mDownloading\e[0m: $DOWNLOAD_URL4"
while true;
do echo -n .;sleep 1;done &
cd /opt; wget --no-cookies --no-check-certificate --header "Cookie: oraclelicense=accept-securebackup-cookie" $DOWNLOAD_URL4 -O $JAVA_INSTALL > /dev/null 2>&1
kill $!; trap 'kill $!' SIGTERM;
# extract the tar
echo -e "\n\e[32mExtracting\e[0m: $JAVA_INSTALL\r"
while true;
do echo -n .;sleep 1;done &
tar xzf $JAVA_INSTALL > /dev/null 2>&1
kill $!; trap 'kill $!' SIGTERM;
echo -e "\n\e[32mInstall\e[0m Complete\n"
# get dirname
JAVA_DIR=$(ls -tr /opt/|grep ${JAVA_TYPE}|head -n 1)
# set default java
alternatives --install /usr/bin/java java /opt/${JAVA_DIR}/bin/java 1
alternatives --install /usr/bin/javac javac /opt/${JAVA_DIR}/bin/javac 1
alternatives --install /usr/bin/jar jar /opt/${JAVA_DIR}/bin/jar 1
# set temp env vars
export JAVA_HOME=/opt/${JAVA_DIR}
export PATH=$PATH:/opt/${JAVA_DIR}/bin:/opt/${JAVA_DIR}/${JAVA_TYPE}/bin
# set perm env vars
echo "export JAVA_HOME=/opt/${JAVA_DIR}" >> /etc/environment
echo "export PATH=$PATH:/opt/${JAVA_DIR}/bin:/opt/${JAVA_DIR}/${JAVA_TYPE}/bin" >> /etc/environment
# set if jdk is used
if [[ "$JAVA_TYPE" = "jdk" ]]; then
# set temp env var
export JRE_HOME=/opt/${JAVA_DIR}/${JAVA_TYPE}
# set perm env var
echo "export JRE_HOME=/opt/${JAVA_DIR}/${JAVA_TYPE}" >> /etc/environment
fi
# make sure java installed
ls /opt/${JAVA_DIR} > /dev/null 2>&1
if [[ "$?" != 0 ]]; then
echo -e "\n\e[31mError\e[0m: Java does not seem to be installed correctly,\nPlease try again or email admin: ${ADMIN_EMAIL}\n"
exit 1
fi
fi
# end script