cli/install.sh at main · crossplane/cli · GitHub

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#!/bin/sh

set -eu

XP_CHANNEL=${XP_CHANNEL:-stable}
XP_VERSION=${XP_VERSION:-current}

os=$(uname -s)
arch=$(uname -m)
OS=${OS:-"${os}"}
ARCH=${ARCH:-"${arch}"}
OS_ARCH=""
COMPRESSED=${COMPRESSED:-"False"}

BIN=${BIN:-crossplane}

# v2.3.0 was the first release from the crossplane/cli repository, whose
# artifacts go to the cli.crossplane.io bucket and uses the binary name
# "crossplane". Use the old releases.crossplane.io hostname and "crank" binary
# for older releases.

url_host="cli.crossplane.io"
bundle_name="crossplane-cli.tar.gz"

if [ "${XP_VERSION}" != "current" ]; then
	_ver=$(echo "${XP_VERSION}" | sed 's/^v//' | sed 's/-.*//')
	_major=$(echo "${_ver}" | cut -d. -f1)
	_minor=$(echo "${_ver}" | cut -d. -f2)

	if [ "${_major}" -lt 2 ] 2>/dev/null ||
		{ [ "${_major}" -eq 2 ] 2>/dev/null && [ "${_minor}" -lt 3 ] 2>/dev/null; }; then

		url_host="releases.crossplane.io"
		bundle_name="crank.tar.gz"
		BIN="crank"
	fi
fi

unsupported_arch() {
	os="$1"
	arch="$2"
	echo "Crossplane does not support $os / $arch at this time."
	exit 1
}

case $OS in
CYGWIN* | MINGW64* | Windows*)
	if [ "$ARCH" = "x86_64" ]; then
		OS_ARCH=windows_amd64
		BIN="${BIN}.exe"
	else
		unsupported_arch "$OS" "$ARCH"
	fi
	;;
Darwin)
	case $ARCH in
	x86_64 | amd64)
		OS_ARCH=darwin_amd64
		;;
	arm64)
		OS_ARCH=darwin_arm64
		;;
	*)
		unsupported_arch "$OS" "$ARCH"
		;;
	esac
	;;
Linux)
	case $ARCH in
	x86_64 | amd64)
		OS_ARCH=linux_amd64
		;;
	arm64 | aarch64)
		OS_ARCH=linux_arm64
		;;
	*)
		unsupported_arch "$OS" "$ARCH"
		;;
	esac
	;;
*)
	unsupported_arch "$OS" "$ARCH"
	;;
esac

_compr=$(echo "$COMPRESSED" | tr '[:upper:]' '[:lower:]')

if [ "${_compr}" = "true" ]; then
	url_dir="bundle"
	url_file="${bundle_name}"
	url_error="a compressed file for "
else
	url_dir="bin"
	url_file="${BIN}"
	url_error=""
fi

url="https://${url_host}/${XP_CHANNEL}/${XP_VERSION}/${url_dir}/${OS_ARCH}/${url_file}"

if ! curl -sfL "${url}" -o "${url_file}"; then
	echo "Failed to download Crossplane CLI. Please make sure ${url_error}version ${XP_VERSION} exists on channel ${XP_CHANNEL}."
	exit 1
fi

if [ "${_compr}" = "true" ]; then
	if ! tar xzf "${url_file}"; then
		echo "Failed to unpack the Crossplane CLI compressed file."
		exit 1
	fi
	rm "${BIN}.sha256" "${url_file}"
fi
if [ "${BIN}" != "crossplane" ]; then
	if ! mv "${BIN}" crossplane; then
		echo "Failed to rename the Crossplane CLI binary: \"${BIN}\"."
		exit 1
	fi
fi

chmod +x crossplane

echo "crossplane CLI downloaded successfully! Run the following commands to finish installing it:"
echo
echo sudo mv crossplane /usr/local/bin
echo crossplane --help
echo
echo "Visit https://crossplane.io to get started. 🚀"
printf "Have a nice day! 👋\n"