mirror of https://github.com/lapce/lapce.git
93 lines
2.0 KiB
Bash
93 lines
2.0 KiB
Bash
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#!/bin/sh
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set -eux
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# This script is written to be as POSIX as possible
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# so it works fine for all Unix-like operating systems
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test_cmd() {
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command -v "$1" >/dev/null
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}
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# Using variables prefixed with _
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# to avoid clashing, POSIX doesn't
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# have 'local' keyword
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_TMP='/tmp'
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# proxy version
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_VER="${1}"
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# proxy directory
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# eval to resolve '~' into proper user dir
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eval _DIR="'${2}'"
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if [ -e "${_DIR}/lapce" ]; then
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chmod +x "${_DIR}/lapce"
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_ver=$("${_DIR}/lapce" --version | cut -d'v' -f2)
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printf '[DEBUG]: %s = %s' "${_ver}" "${_VER}"
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if [ "${_ver}" = "${_VER}" ]; then
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printf 'Proxy outdated. Replacing proxy\n'
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rm "${_DIR}/lapce"
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else
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printf 'Proxy already exists\n'
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exit 0
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fi
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fi
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for _cmd in tar gzip uname; do
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if ! test_cmd "${_cmd}"; then
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printf 'Missing required command: %s\n' "${_cmd}"
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exit 1
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fi
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done
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# Currently only linux/darwin are supported
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_OS="$(uname -s)"
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if [ "${_OS}" = "Linux" ]; then
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_OS=linux
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elif [ "${_OS}" = "Darwin" ]; then
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_OS=darwin
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fi
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# Currently only amd64/arm64 are supported
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_ARCH="$(uname -m)"
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if [ "${_ARCH}" = "x86_64" ]; then
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_ARCH=x86_64
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elif [ "${_ARCH}" = "arm64" ]; then
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_ARCH=aarch64
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fi
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printf 'Switching to "%s"\n' "${_TMP}"
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cd "${_TMP}"
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_URL="https://github.com/lapce/lapce/releases/download/${_VER}/lapce-proxy-${_OS}-${_ARCH}.gz"
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if test_cmd 'curl'; then
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# How old curl has these options? we'll find out
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printf 'Downloading using curl\n'
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curl --proto '=https' --tlsv1.2 -LZfS -O "${_URL}"
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# curl --proto '=https' --tlsv1.2 -LZfS -o "${_TMP}/lapce-proxy-${_OS}-${_ARCH}.gz" "${_URL}"
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elif test_cmd 'wget'; then
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printf 'Downloading using wget\n'
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wget "${_URL}"
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else
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printf 'curl/wget not found, failed to download proxy\n'
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exit 1
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fi
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printf 'Creating "%s"\n' "${_DIR}"
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mkdir -p "${_DIR}"
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printf 'Decompressing gzip\n'
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gzip -d "${_TMP}/lapce-proxy-${_OS}-${_ARCH}.gz"
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printf 'Moving proxy to our dir\n'
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mv -v "${_TMP}/lapce-proxy-${_OS}-${_ARCH}" "${_DIR}/lapce"
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printf 'Making it executable\n'
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chmod +x "${_DIR}/lapce"
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printf 'lapce-proxy installed\n'
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exit 0
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