bin/chtf
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#!/bin/sh
#
# list installed tf versions +
# switch terraform versions +
# + download tf if not found
tf_version="$1"
tf_install_dir="${HOME}/.local/share/chtf"
tf_link_name="${HOME}/bin/terraform"
# make some os assumptions
if [ "$(uname)" = "Linux" ]; then
os="linux"
else
os="Darwin"
fi
mkdir -p "$tf_install_dir"
if [ -z "$tf_version" ]; then
# if no arguments, list versions of tf plus list symlink pointer.
printf "available:\n"
ls "$tf_install_dir"
printf "active:\n"
if [ -e "$tf_link_name" ]; then
readlink "$tf_link_name" | xargs basename
fi
else
if [ ! -f "${tf_install_dir}/${tf_version}" ]; then
# download tf version if not found
printf "terraform version not found. downloading...\n"
dl="https://releases.hashicorp.com/terraform/${tf_version}/terraform_${tf_version}_${os}_amd64.zip"
printf "downloading %s\n" "$dl"
curl -L --output /tmp/tf.zip "$dl"
unzip /tmp/tf.zip -d /tmp
mv /tmp/terraform "${tf_install_dir}/${tf_version}"
rm /tmp/tf.zip
fi
ln -sf "${tf_install_dir}/${tf_version}" "$tf_link_name"
fi