PRODUCT=terraform VERSION=0.9.6 hashicorp-install

hashicorp-install.sh

#!/bin/bash
# Author: Jason Wieringa
#
# General script for installing Hashicorp tools.
set -e

: ${PRODUCT:?"Set to desired Hashicorp product"}
: ${VERSION:?"Set to desired Hashicorp product version"}

SYSTEM=$(uname | tr '[:upper:]' '[:lower:]')
UNAME=$(uname -m)

if [ "$UNAME" != "x86_64" ]; then
  ARCH=386
else
  ARCH=amd64
fi

TEMP_DIR=$(mktemp -d)
mkdir -p /opt/bin
mkdir -p /root/.gnupg

curl --retry 10 -sf https://keybase.io/hashicorp/pgp_keys.asc | /bin/gpg --import

pushd $TEMP_DIR
/bin/curl --retry 10 -sfO https://releases.hashicorp.com/${PRODUCT}/${VERSION}/${PRODUCT}_${VERSION}_${SYSTEM}_${ARCH}.zip
/bin/curl --retry 10 -sfO https://releases.hashicorp.com/${PRODUCT}/${VERSION}/${PRODUCT}_${VERSION}_SHA256SUMS
/bin/curl --retry 10 -sfO https://releases.hashicorp.com/${PRODUCT}/${VERSION}/${PRODUCT}_${VERSION}_SHA256SUMS.sig
/bin/gpg --batch --verify ${PRODUCT}_${VERSION}_SHA256SUMS.sig ${PRODUCT}_${VERSION}_SHA256SUMS
/bin/egrep "_${SYSTEM}_${ARCH}" ${PRODUCT}_${VERSION}_SHA256SUMS | /bin/sha256sum --check --ignore-missing -
unzip -o -d /opt/bin "${PRODUCT}_${VERSION}_${SYSTEM}_${ARCH}.zip"
popd
rm -rf $TEMP_DIR

if [ ! -f /opt/bin/${PRODUCT} ]; then
  echo "Failed to install ${PRODUCT} ${VERSION}"
else
  echo "${PRODUCT} ${VERSION} successfully installed"
fi