Bash script to download InstallCert.jar tool and add https certificate into ${JAVA_HOME}/jre/lib/security

java-install-cert.sh

#!/bin/bash

echoerr() { echo "$@" 1>&2; }

if [ $# -ne 1 ]; then 
  echo "Illegal number of parameters"
  echo "Usage: "
  echo "    $0 <hostname:port>"
  exit 1
fi

SSL_HOST="$1"

[ -d $HOME/bin ] || mkdir -p $HOME/bin

if [ ! -f $HOME/bin/InstallCert.jar ]; then
  # http://s-n-ushakov.blogspot.com/2013/11/yet-another-installcert-for-java-now.html
  wget 'https://drive.google.com/uc?export=download&id=0B2nLiheurgV7Z1hxc3hMMGo0NWc' -O $HOME/bin/installcert-usn-20140115.zip && \
  unzip $HOME/bin/installcert-usn-20140115.zip installcert-usn-20140115/installcert-usn-20140115.jar -d $HOME/bin && \
  mv $HOME/bin/installcert-usn-20140115/installcert-usn-20140115.jar $HOME/bin/InstallCert.jar && \
  rm -f $HOME/bin/installcert-usn-20140115.zip && \
  rm -rf $HOME/bin/installcert-usn-20140115 || {
    echoerr "Unable to retreive InstallCert.jar"
    exit 1
  }
fi

[ -d "${JAVA_HOME}/jre/lib/security" ] || { 
  echoerr "No such directory ${JAVA_HOME}/jre/lib/security"
  exit 1
}
cd ${JAVA_HOME}/jre/lib/security

java  -Djsse.enableSNIExtension=false -jar $HOME/bin/InstallCert.jar "${SSL_HOST}"

usage-example.sh

mkdir $HOME/bin
cd bin
wget https://gist.githubusercontent.com/tdomzal/a5fcec9e9d0a0892f844/raw/41f981051bc1483fa444851995e098a627604691/java-install-cert.sh
chmod u+x java-install-cert.sh
./java-install-cert.sh somehost:443