mirror of
https://github.com/OffchainLabs/prysm.git
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prysm.sh download only option (#5628)
* format srcipt * download only option
This commit is contained in:
Victor Farazdagi
63
prysm.sh
63
prysm.sh
@@ -3,9 +3,11 @@
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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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# Usage: ./prysm.sh PROCESS [--download-only] 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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# If --download-only flag is passed, binaries are checked for updates,
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# downloaded if necessary, no process is started.
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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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@@ -25,7 +27,7 @@ function color() {
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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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if [[ "${queue}" != /* ]]; then
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# Make sure we start with an absolute path.
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queue="${PWD}/${queue}"
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fi
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@@ -36,7 +38,7 @@ function get_realpath() {
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# Pull the first path segment off of queue.
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local segment="${queue%%/*}"
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# If this is the last segment.
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if [[ "${queue}" != */* ]] ; then
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if [[ "${queue}" != */* ]]; then
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segment="${queue}"
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queue=""
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else
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@@ -44,10 +46,10 @@ function get_realpath() {
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queue="${queue#*/}"
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fi
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local link="${current}/${segment}"
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if [ -h "${link}" ] ; then
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if [ -h "${link}" ]; then
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link="$(readlink "${link}")"
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queue="${link}/${queue}"
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if [[ "${link}" == /* ]] ; then
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if [[ "${link}" == /* ]]; then
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current=""
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fi
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else
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@@ -64,11 +66,11 @@ function get_realpath() {
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# Complain if no arguments were provided.
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if [ "$#" -lt 1 ]; then
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color "31" "Usage: ./prysm.sh PROCESS FLAGS."
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color "31" " ./prysm.sh PROCESS --download-only."
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color "31" "PROCESS can be beacon-chain, validator, or slasher."
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exit 1
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fi
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readonly wrapper_dir="$(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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@@ -77,11 +79,11 @@ 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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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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readonly system
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@@ -118,20 +120,33 @@ function verify() {
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return 0
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fi
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hash shasum 2>/dev/null || { echo >&2 "shasum is not available. Either install it or run with PRYSM_ALLOW_UNVERIFIED_BINARIES=1."; exit 1; }
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hash gpg 2>/dev/null || { echo >&2 "gpg is not available. Either install it or run with PRYSM_ALLOW_UNVERIFIED_BINARIES=1."; exit 1; }
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hash shasum 2>/dev/null || {
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echo >&2 "shasum is not available. Either install it or run with PRYSM_ALLOW_UNVERIFIED_BINARIES=1."
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exit 1
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}
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hash gpg 2>/dev/null || {
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echo >&2 "gpg is not available. Either install it or run with PRYSM_ALLOW_UNVERIFIED_BINARIES=1."
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exit 1
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}
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color "37" "Verifying binary integrity."
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gpg --list-keys $PRYLABS_SIGNING_KEY >/dev/null 2>&1 || curl --silent https://prysmaticlabs.com/releases/pgp_keys.asc | gpg --import
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(cd $wrapper_dir; shasum -a 256 -c "${file}.sha256" || failed_verification)
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(cd $wrapper_dir; gpg -u $PRYLABS_SIGNING_KEY --verify "${file}.sig" $file || failed_verification)
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(
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cd $wrapper_dir
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shasum -a 256 -c "${file}.sha256" || failed_verification
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)
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(
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cd $wrapper_dir
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gpg -u $PRYLABS_SIGNING_KEY --verify "${file}.sig" $file || failed_verification
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)
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color "32;1" "Verified ${file} has been signed by Prysmatic Labs."
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}
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function failed_verification() {
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MSG=$(cat <<-END
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MSG=$(
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cat <<-END
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Failed to verify Prysm binary. Please erase downloads in the
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dist directory and run this script again. Alternatively, you can use a
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A prior version by specifying environment variable USE_PRYSM_VERSION
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@@ -139,7 +154,7 @@ with the specific version, as desired. Example: USE_PRYSM_VERSION=v1.0.0-alpha.5
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If you must wish to continue running an unverified binary, specific the
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environment variable PRYSM_ALLOW_UNVERIFIED_BINARIES=1
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END
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)
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)
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color "31" "$MSG"
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exit 1
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}
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@@ -194,25 +209,31 @@ if [[ $1 == slasher ]]; then
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fi
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case $1 in
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beacon-chain)
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beacon-chain)
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readonly process=$BEACON_CHAIN_REAL
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;;
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validator)
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validator)
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readonly process=$VALIDATOR_REAL
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;;
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slasher)
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slasher)
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readonly process=$SLASHER_REAL
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;;
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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" " ./prysm.sh PROCESS --download-only."
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color "31" "PROCESS can be beacon-chain, validator, or slasher."
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;;
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esac
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verify $process
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if [[ $2 == --download-only ]]; then
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color "37" "Only download operation is requested, done."
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exit 0
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fi
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color "36" "Starting Prysm $1 ${*:2}"
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exec -a "$0" "${process}" "${@:2}"
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