mirror of
https://gitlab.com/pulsechaincom/prysm-pulse.git
synced 2024-12-25 21:07:18 +00:00
147 lines
4.4 KiB
Bash
Executable File
147 lines
4.4 KiB
Bash
Executable File
#!/bin/bash
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set -eu
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# Use this script to download the latest Prysm release binary.
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# Usage: ./prysm.sh PROCESS FLAGS
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# PROCESS can be one of beacon-chain or validator.
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# FLAGS are the flags or arguments passed to the PROCESS.
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# Downloaded binaries are saved to ./dist.
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# Use USE_PRYSM_VERSION to specify a specific release version.
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# Example: USE_PRYSM_VERSION=v0.3.3 ./prysm.sh beacon-chain
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function color() {
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# Usage: color "31;5" "string"
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# Some valid values for color:
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# - 5 blink, 1 strong, 4 underlined
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# - fg: 31 red, 32 green, 33 yellow, 34 blue, 35 purple, 36 cyan, 37 white
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# - bg: 40 black, 41 red, 44 blue, 45 purple
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printf '\033[%sm%s\033[0m\n' "$@"
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}
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# `readlink -f` that works on OSX too.
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function get_realpath() {
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if [ "$(uname -s)" == "Darwin" ]; then
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local queue="$1"
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if [[ "${queue}" != /* ]] ; then
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# Make sure we start with an absolute path.
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queue="${PWD}/${queue}"
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fi
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local current=""
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while [ -n "${queue}" ]; do
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# Removing a trailing /.
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queue="${queue#/}"
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# Pull the first path segment off of queue.
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local segment="${queue%%/*}"
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# If this is the last segment.
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if [[ "${queue}" != */* ]] ; then
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segment="${queue}"
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queue=""
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else
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# Remove that first segment.
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queue="${queue#*/}"
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fi
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local link="${current}/${segment}"
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if [ -h "${link}" ] ; then
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link="$(readlink "${link}")"
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queue="${link}/${queue}"
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if [[ "${link}" == /* ]] ; then
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current=""
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fi
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else
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current="${link}"
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fi
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done
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echo "${current}"
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else
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readlink -f "$1"
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fi
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}
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# Complain if no arguments were provided.
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if [ "$#" -lt 1 ]; then
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color "31" "Usage: ./prysm.sh PROCESS FLAGS."
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color "31" "PROCESS can be beacon-chain or validator."
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exit 1
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fi
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readonly wrapper_dir="$(dirname "$(get_realpath "${BASH_SOURCE[0]}")")/dist"
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arch=$(uname -m)
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arch=${arch/x86_64/amd64}
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arch=${arch/aarch64/arm64}
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readonly os_arch_suffix="$(uname -s | tr '[:upper:]' '[:lower:]')-$arch"
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system=""
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case "$OSTYPE" in
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darwin*) system="darwin" ;;
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linux*) system="linux" ;;
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msys*) system="windows" ;;
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cygwin*) system="windows" ;;
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*) exit 1 ;;
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esac
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if [ "$system" == "windows" ]; then
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arch="amd64.exe"
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elif [[ "$os_arch_suffix" == *"arm64"* ]]; then
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arch=$os_arch_suffix
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fi
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mkdir -p $wrapper_dir
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function get_prysm_version() {
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if [[ -n ${USE_PRYSM_VERSION:-} ]]; then
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readonly reason="specified in \$USE_PRYSM_VERSION"
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readonly prysm_version="${USE_PRYSM_VERSION}"
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else
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# Find the latest Prysm version available for download.
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readonly reason="automatically selected latest available version"
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prysm_version=$(curl -s https://api.github.com/repos/prysmaticlabs/prysm/releases/latest | grep "tag_name" | cut -d : -f 2,3 | tr -d \" | tr -d , | tr -d [:space:])
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readonly prysm_version
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fi
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}
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get_prysm_version
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color "37" "Latest Prysm version is $prysm_version."
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BEACON_CHAIN_REAL="${wrapper_dir}/beacon-chain-${prysm_version}-${system}-${arch}"
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VALIDATOR_REAL="${wrapper_dir}/validator-${prysm_version}-${system}-${arch}"
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if [[ ! -x $BEACON_CHAIN_REAL ]]; then
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color "34" "Downloading beacon chain@${prysm_version} to ${BEACON_CHAIN_REAL} (${reason})"
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curl -L "https://github.com/prysmaticlabs/prysm/releases/download/${prysm_version}/beacon-chain-${prysm_version}-${system}-${arch}" -o $BEACON_CHAIN_REAL
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chmod +x $BEACON_CHAIN_REAL
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else
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color "37" "Beacon chain is up to date."
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fi
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if [[ ! -x $VALIDATOR_REAL ]]; then
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color "34" "Downloading validator@${prysm_version} to ${VALIDATOR_REAL} (${reason})"
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curl -L "https://github.com/prysmaticlabs/prysm/releases/download/${prysm_version}/validator-${prysm_version}-${system}-${arch}" -o $VALIDATOR_REAL
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chmod +x $VALIDATOR_REAL
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else
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color "37" "Validator is up to date."
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fi
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case $1 in
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beacon-chain)
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readonly process=$BEACON_CHAIN_REAL
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;;
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validator)
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readonly process=$VALIDATOR_REAL
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;;
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*)
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color "31" "Usage: ./prysm.sh PROCESS FLAGS."
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color "31" "PROCESS can be beacon-chain or validator."
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;;
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esac
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color "36" "Starting Prysm $1 ${@:2}"
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exec -a "$0" "${process}" "${@:2}"
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