install-rr.sh

#! /bin/bash

set -e

if [[ ! -z $(which rr) ]]; then
    echo rr is already installed, bailing now.
    exit 1
fi

if [[ -z $(which java) ]]; then
    echo Java is not installed please install before rr
    exit 1
fi

VERSION="1.62"

if [[ ! -z "$1" ]]; then
    VERSION=$1
fi

RR_NAME="rr-$VERSION-java8"
REMOTE_ARCHIVE="https://github.com/GuntherRademacher/rr/releases/download/v$VERSION/$RR_NAME.zip"
LOCAL_ARCHIVE="/tmp/$RR_NAME.zip"

# Just some test directories
INSTALL_DIR="/usr/local/etc/$RR_NAME"
LAUNCH_SCRIPT=/usr/local/bin/rr

curl -sSL $REMOTE_ARCHIVE -o $LOCAL_ARCHIVE
unzip -qq $LOCAL_ARCHIVE -d $INSTALL_DIR
rm -f $LOCAL_ARCHIVE

cat > $LAUNCH_SCRIPT <<- EOF
#! /bin/bash

java -jar $INSTALL_DIR/rr.war \$@
EOF

chmod +x $LAUNCH_SCRIPT