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hhfab
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#!/usr/bin/env bash
# Copyright The Hedgehog Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# The install script is based off of the Helm v3 install script:
# https://github.com/helm/helm/blob/main/scripts/get-helm-3
: ${BINARY_NAME:="hhfab"}
: ${USE_SUDO:="true"}
: ${DEBUG:="false"}
: ${INSTALL_DIR:="/usr/local/bin"}
: ${TAG:="latest"}
: ${VERSION:="$TAG"}
HAS_CURL="$(type "curl" &> /dev/null && echo true || echo false)"
HAS_WGET="$(type "wget" &> /dev/null && echo true || echo false)"
HAS_ORAS="$(type "oras" &> /dev/null && echo true || echo false)"
# initArch discovers the architecture for this system.
initArch() {
ARCH=$(uname -m)
case $ARCH in
armv5*) ARCH="armv5";;
armv6*) ARCH="armv6";;
armv7*) ARCH="arm";;
aarch64) ARCH="arm64";;
x86) ARCH="386";;
x86_64) ARCH="amd64";;
i686) ARCH="386";;
i386) ARCH="386";;
esac
}
# initOS discovers the operating system for this system.
initOS() {
OS=$(echo `uname`|tr '[:upper:]' '[:lower:]')
case "$OS" in
# Minimalist GNU for Windows
mingw*|cygwin*) OS='windows';;
esac
}
# runs the given command as root (detects if we are root already)
runAsRoot() {
HOME=${HOME:-/tmp}
if [ $EUID -ne 0 -a "$USE_SUDO" = "true" ]; then
sudo HOME=$HOME "${@}"
else
HOME=$HOME "${@}"
fi
}
# verifySupported checks that the os/arch combination is supported for
# binary builds, as well whether or not necessary tools are present.
verifySupported() {
local supported="darwin-amd64\ndarwin-arm64\nlinux-amd64\nlinux-arm64"
if ! echo "${supported}" | grep -q "${OS}-${ARCH}"; then
echo "No prebuilt binary for ${OS}-${ARCH}."
echo "To build from source, go to https://github.com/githedgehog/fabricator"
exit 1
fi
if [ "${HAS_ORAS}" != "true" ] ; then
echo "Oras required, you can install it by running: curl -fsSL https://i.hhdev.io/oras | bash"
exit 1
fi
}
findLatestVersion() {
local latest_release_url="https://api.github.com/repos/githedgehog/fabricator/releases/latest"
local latest_release_response=""
if [ "${HAS_CURL}" == "true" ]; then
latest_release_response=$( curl -L --silent --show-error --fail "$latest_release_url" 2>&1 || true )
elif [ "${HAS_WGET}" == "true" ]; then
latest_release_response=$( wget "$latest_release_url" -O - 2>&1 || true )
fi
VERSION=$( echo "$latest_release_response" | grep '"tag_name"' | sed -E 's/.*"(v[0-9\.]+)".*/\1/g' | cut -c 1- )
if [ "x$VERSION" == "x" ]; then
printf "Could not retrieve the latest release tag information from %s: %s\n" "${latest_release_url}" "${latest_release_response}"
exit 2
fi
}
installFile() {
case "$VERSION" in
latest) VERSION="v0.32.1";;
24.09) VERSION="v0.32.1";;
24.09.0) VERSION="v0.32.1";;
beta-1) VERSION="v0.30.3";;
alpha-7) VERSION="v0.19.2";;
esac
local name="hhfab-${OS}-${ARCH}"
if [[ "$VERSION" == "v0.19.2" ]]; then
name="hhfab"
fi
if [[ "$VERSION" == "dev" ]]; then
echo "Discovering latest dev version..."
findLatestVersion
fi
echo "Downloading $name version $VERSION"
runAsRoot oras pull -o "$INSTALL_DIR/" "ghcr.io/githedgehog/fabricator/${name}:${VERSION}"
runAsRoot chmod +x "$INSTALL_DIR/$BINARY_NAME"
echo "$BINARY_NAME installed into $INSTALL_DIR/$BINARY_NAME"
}
# Execution
# Stop execution on any error
set -e
set -o pipefail
# Set debug if desired
if [ "${DEBUG}" == "true" ]; then
set -x
fi
initArch
initOS
verifySupported
installFile