photoprism/scripts/dist/install-doctl.sh

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#!/usr/bin/env bash
# Downloads and installs the DigitalOcean CLI (doctl) on Linux.
# bash <(curl -s https://raw.githubusercontent.com/photoprism/photoprism/develop/scripts/dist/install-doctl.sh)
PATH="/usr/local/sbin:/usr/sbin:/sbin:/usr/local/bin:/usr/bin:/bin:/scripts:$PATH"
# Show usage information?
if [[ ${1:-} == "--help" ]]; then
echo "${0##*/} [version] [destdir] downloads and installs doctl on Linux, for example:" 1>&2
echo "${0##*/}" 1>&2
echo "${0##*/} latest" 1>&2
echo "${0##*/} 1.158.0 /usr/local" 1>&2
exit 0
fi
set -Eeuo pipefail
# Determine version to install (default: latest):
DOCTL_VERSION=${1:-latest}
if [[ $DOCTL_VERSION == "latest" ]]; then
# Resolve "latest" via the releases/latest redirect (avoids GitHub API rate limit).
LATEST_URL=$(curl -fsSL -o /dev/null -w '%{url_effective}' https://github.com/digitalocean/doctl/releases/latest)
DOCTL_VERSION=${LATEST_URL##*/v}
fi
# Strip leading "v" if user passed e.g. "v1.158.0":
DOCTL_VERSION=${DOCTL_VERSION#v}
if [[ -z $DOCTL_VERSION ]]; then
echo "doctl version must be passed as first argument, e.g. 1.158.0" 1>&2
exit 1
fi
# Determine destination directory:
DESTDIR=$(realpath "${2:-/usr/local}")
# Determine the system architecture:
if [[ ${PHOTOPRISM_ARCH:-} ]]; then
SYSTEM_ARCH=$PHOTOPRISM_ARCH
else
SYSTEM_ARCH=$(uname -m)
fi
DESTARCH=${BUILD_ARCH:-$SYSTEM_ARCH}
case $DESTARCH in
amd64 | AMD64 | x86_64 | x86-64)
DESTARCH=amd64
;;
arm64 | ARM64 | aarch64)
DESTARCH=arm64
;;
arm | ARM | aarch | armv7l | armhf | armv6l | armel)
echo "doctl is not currently published for 32-bit ARM (armv6/armv7/armhf)." 1>&2
echo "Use a 64-bit OS (arm64/aarch64) instead." 1>&2
exit 1
;;
*)
echo "Unsupported Machine Architecture: \"$DESTARCH\"" 1>&2
exit 1
;;
esac
# Sudo only if not already root:
SUDO=""
if [[ $(id -u) -ne 0 ]]; then
if command -v sudo >/dev/null 2>&1; then
SUDO="sudo"
else
echo "Run ${0##*/} as root or install sudo!" 1>&2
exit 1
fi
fi
ARCHIVE="doctl-${DOCTL_VERSION}-linux-${DESTARCH}.tar.gz"
URL="https://github.com/digitalocean/doctl/releases/download/v${DOCTL_VERSION}/${ARCHIVE}"
echo "Installing doctl ${DOCTL_VERSION} for ${DESTARCH^^} in \"${DESTDIR}/bin\". Please wait."
echo "URL: $URL"
$SUDO mkdir -p "$DESTDIR/bin"
# doctl tarball contains the doctl binary at the archive root.
TMPDIR=$(mktemp -d)
trap 'rm -rf "$TMPDIR"' EXIT
curl -fsSL "$URL" | tar -xz -C "$TMPDIR"
if [[ ! -f "$TMPDIR/doctl" ]]; then
echo "doctl binary not found in archive" 1>&2
exit 1
fi
$SUDO install -m 755 "$TMPDIR/doctl" "$DESTDIR/bin/doctl"
# Test doctl by showing installed version:
echo "Installed doctl version:"
"$DESTDIR/bin/doctl" version | head -n 1
echo "Done."