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| -rw-r--r-- | download-latest.sh | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/download-latest.sh b/download-latest.sh new file mode 100644 index 00000000..14621dbd --- /dev/null +++ b/download-latest.sh @@ -0,0 +1,189 @@ +#!/bin/sh + +# This script can optionally use a GitHub token to increase your request limit (for example, if using this script in a CI). +# To use a GitHub token, pass it through the GITHUB_PAT environment variable. + +# GLOBALS + +# Colors +RED='\033[31m' +GREEN='\033[32m' +DEFAULT='\033[0m' + +# Project name +PNAME='roadrunner' +v='v' + +# GitHub API address +GITHUB_API='https://api.github.com/repos/roadrunner-server/roadrunner/releases' +# GitHub Release address +GITHUB_REL='https://github.com/roadrunner-server/roadrunner/releases/download' + +# FUNCTIONS + +# Gets the version of the latest stable version of RoadRunner by setting the $latest variable. +# Returns 0 in case of success, 1 otherwise. +get_latest() { + # temp_file is needed because the grep would start before the download is over + temp_file=$(mktemp -q /tmp/$PNAME.XXXXXXXXX) + latest_release="$GITHUB_API/latest" + + if [ $? -ne 0 ]; then + echo "$0: Can't create temp file." + fetch_release_failure_usage + exit 1 + fi + + if [ -z "$GITHUB_PAT" ]; then + curl -s "$latest_release" >"$temp_file" || return 1 + else + curl -H "Authorization: token $GITHUB_PAT" -s "$latest_release" >"$temp_file" || return 1 + fi + + latest="$(cat "$temp_file" | grep '"tag_name":' | cut -d ':' -f2 | tr -d '"' | tr -d ',' | tr -d ' ')" + latest="${latest:1}" + + rm -f "$temp_file" + return 0 +} + +isAlpine() { + return "$(cat "/etc/os-release" | grep "NAME=" | grep -ic "Alpine")" +} + +# Gets the OS by setting the $os variable. +# Returns 0 in case of success, 1 otherwise. +get_os() { + if isAlpine; then + os="unknown-musl" + return 1 + fi + + os_name=$(uname -s) + case "$os_name" in + 'Darwin') + os='macos' + ;; + 'Linux') + os='linux' + ;; + 'MINGW'*) + os='windows' + ;; + *) + return 1 + ;; + esac + return 0 +} + + +# Gets the architecture by setting the $archi variable. +# Returns 0 in case of success, 1 otherwise. +get_archi() { + architecture=$(uname -m) + + case "$architecture" in ('x86_64' | 'amd64') + archi='amd64';;'arm64') + # macOS M1/M2 + + if [ $os = 'macos' ]; then + archi='arm64' + fi + + archi='arm64' + ;; + *) + return 1 + ;; + esac + return 0 +} + +get_compress() { + if isAlpine; then + compress="zip" + return 1 + fi + + os_name=$(uname -s) + case "$os_name" in + 'Darwin') + compress='tar.gz' + ;; + 'Linux') + compress='tar.gz' + ;; + 'MINGW'*) + compress='zip' + ;; + *) + return 1 + ;; + esac + return 0 +} + +not_available_failure_usage() { + printf "$RED%s\n$DEFAULT" 'ERROR: RoadRunner binary is not available for your OS distribution or your architecture yet.' + echo '' + echo 'However, you can easily compile the binary from the source files.' + echo 'Follow the steps at the page ("Source" tab): TODO' +} + +fetch_release_failure_usage() { + echo '' + printf "$RED%s\n$DEFAULT" 'ERROR: Impossible to get the latest stable version of RoadRunner.' + echo 'Please let us know about this issue: https://github.com/roadrunner-server/roadrunner/issues/new/choose' + echo '' + echo 'In the meantime, you can manually download the appropriate binary from the GitHub release assets here: https://github.com/roadrunner-server/roadrunner/releases/latest' +} + +fill_release_variables() { + # Fill $latest variable. + if ! get_latest; then + fetch_release_failure_usage + exit 1 + fi + if [ "$latest" = '' ]; then + fetch_release_failure_usage + exit 1 + fi + # Fill $os variable. + if ! get_os; then + not_available_failure_usage + exit 1 + fi + # Fill $archi variable. + if ! get_archi; then + not_available_failure_usage + exit 1 + fi + + # Fill $compress variable + if ! get_compress; then + not_available_failure_usage + exit 1 + fi +} + +download_binary() { + fill_release_variables + echo "Downloading RoadRunner binary $latest for $os, architecture $archi..." + release_file="$PNAME-$latest-$os-$archi.$compress" + + curl --fail -OL "$GITHUB_REL/${v}$latest/$release_file" + if [ $? -ne 0 ]; then + fetch_release_failure_usage + exit 1 + fi + + printf "$GREEN%s\n$DEFAULT" "RoadRunner $latest archive successfully downloaded as $release_file" +} + +# MAIN + +main() { + download_binary +} +main |