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prysm.sh download only option (#5628)

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* format srcipt
* download only option
This commit is contained in:
Victor Farazdagi 2020-04-26 21:25:48 +03:00 committed by GitHub
parent 0806807d61
commit d0f3bea8d2
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1 changed files with 107 additions and 86 deletions
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193
prysm.sh
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@ -3,29 +3,31 @@
set -eu
# Use this script to download the latest Prysm release binary.
# Usage: ./prysm.sh PROCESS FLAGS
# Usage: ./prysm.sh PROCESS [--download-only] FLAGS
# PROCESS can be one of beacon-chain or validator.
# FLAGS are the flags or arguments passed to the PROCESS.
# Downloaded binaries are saved to ./dist.
# Use USE_PRYSM_VERSION to specify a specific release version.
# If --download-only flag is passed, binaries are checked for updates,
# downloaded if necessary, no process is started.
# Downloaded binaries are saved to ./dist.
# Use USE_PRYSM_VERSION to specify a specific release version.
# Example: USE_PRYSM_VERSION=v0.3.3 ./prysm.sh beacon-chain
readonly PRYLABS_SIGNING_KEY=0AE0051D647BA3C1A917AF4072E33E4DF1A5036E
readonly PRYLABS_SIGNING_KEY=0AE0051D647BA3C1A917AF4072E33E4DF1A5036E
function color() {
# Usage: color "31;5" "string"
# Some valid values for color:
# - 5 blink, 1 strong, 4 underlined
# - fg: 31 red, 32 green, 33 yellow, 34 blue, 35 purple, 36 cyan, 37 white
# - bg: 40 black, 41 red, 44 blue, 45 purple
printf '\033[%sm%s\033[0m\n' "$@"
# Usage: color "31;5" "string"
# Some valid values for color:
# - 5 blink, 1 strong, 4 underlined
# - fg: 31 red, 32 green, 33 yellow, 34 blue, 35 purple, 36 cyan, 37 white
# - bg: 40 black, 41 red, 44 blue, 45 purple
printf '\033[%sm%s\033[0m\n' "$@"
}
# `readlink -f` that works on OSX too.
function get_realpath() {
if [ "$(uname -s)" == "Darwin" ]; then
local queue="$1"
if [[ "${queue}" != /* ]] ; then
if [[ "${queue}" != /* ]]; then
# Make sure we start with an absolute path.
queue="${PWD}/${queue}"
fi
@ -36,7 +38,7 @@ function get_realpath() {
# Pull the first path segment off of queue.
local segment="${queue%%/*}"
# If this is the last segment.
if [[ "${queue}" != */* ]] ; then
if [[ "${queue}" != */* ]]; then
segment="${queue}"
queue=""
else
@ -44,10 +46,10 @@ function get_realpath() {
queue="${queue#*/}"
fi
local link="${current}/${segment}"
if [ -h "${link}" ] ; then
if [ -h "${link}" ]; then
link="$(readlink "${link}")"
queue="${link}/${queue}"
if [[ "${link}" == /* ]] ; then
if [[ "${link}" == /* ]]; then
current=""
fi
else
@ -64,11 +66,11 @@ function get_realpath() {
# Complain if no arguments were provided.
if [ "$#" -lt 1 ]; then
color "31" "Usage: ./prysm.sh PROCESS FLAGS."
color "31" " ./prysm.sh PROCESS --download-only."
color "31" "PROCESS can be beacon-chain, validator, or slasher."
exit 1
fi
readonly wrapper_dir="$(dirname "$(get_realpath "${BASH_SOURCE[0]}")")/dist"
arch=$(uname -m)
arch=${arch/x86_64/amd64}
@ -77,61 +79,74 @@ readonly os_arch_suffix="$(uname -s | tr '[:upper:]' '[:lower:]')-$arch"
system=""
case "$OSTYPE" in
darwin*) system="darwin" ;;
linux*) system="linux" ;;
msys*) system="windows" ;;
cygwin*) system="windows" ;;
*) exit 1 ;;
darwin*) system="darwin" ;;
linux*) system="linux" ;;
msys*) system="windows" ;;
cygwin*) system="windows" ;;
*) exit 1 ;;
esac
readonly system
if [ "$system" == "windows" ]; then
arch="amd64.exe"
arch="amd64.exe"
elif [[ "$os_arch_suffix" == *"arm64"* ]]; then
arch="arm64"
arch="arm64"
fi
if [[ "$arch" == "armv7l" ]]; then
color "31" "32-bit ARM is not supported. Please install a 64-bit operating system."
exit 1
if [[ "$arch" == "armv7l" ]]; then
color "31" "32-bit ARM is not supported. Please install a 64-bit operating system."
exit 1
fi
mkdir -p $wrapper_dir
function get_prysm_version() {
if [[ -n ${USE_PRYSM_VERSION:-} ]]; then
readonly reason="specified in \$USE_PRYSM_VERSION"
readonly prysm_version="${USE_PRYSM_VERSION}"
else
# Find the latest Prysm version available for download.
readonly reason="automatically selected latest available version"
prysm_version=$(curl -s https://prysmaticlabs.com/releases/latest)
readonly prysm_version
fi
if [[ -n ${USE_PRYSM_VERSION:-} ]]; then
readonly reason="specified in \$USE_PRYSM_VERSION"
readonly prysm_version="${USE_PRYSM_VERSION}"
else
# Find the latest Prysm version available for download.
readonly reason="automatically selected latest available version"
prysm_version=$(curl -s https://prysmaticlabs.com/releases/latest)
readonly prysm_version
fi
}
function verify() {
file=$1
file=$1
skip=${PRYSM_ALLOW_UNVERIFIED_BINARIES-0}
if [[ $skip == 1 ]]; then
return 0
fi
skip=${PRYSM_ALLOW_UNVERIFIED_BINARIES-0}
if [[ $skip == 1 ]]; then
return 0
fi
hash shasum 2>/dev/null || { echo >&2 "shasum is not available. Either install it or run with PRYSM_ALLOW_UNVERIFIED_BINARIES=1."; exit 1; }
hash gpg 2>/dev/null || { echo >&2 "gpg is not available. Either install it or run with PRYSM_ALLOW_UNVERIFIED_BINARIES=1."; exit 1; }
hash shasum 2>/dev/null || {
echo >&2 "shasum is not available. Either install it or run with PRYSM_ALLOW_UNVERIFIED_BINARIES=1."
exit 1
}
hash gpg 2>/dev/null || {
echo >&2 "gpg is not available. Either install it or run with PRYSM_ALLOW_UNVERIFIED_BINARIES=1."
exit 1
}
color "37" "Verifying binary integrity."
color "37" "Verifying binary integrity."
gpg --list-keys $PRYLABS_SIGNING_KEY >/dev/null 2>&1 || curl --silent https://prysmaticlabs.com/releases/pgp_keys.asc | gpg --import
(cd $wrapper_dir; shasum -a 256 -c "${file}.sha256" || failed_verification)
(cd $wrapper_dir; gpg -u $PRYLABS_SIGNING_KEY --verify "${file}.sig" $file || failed_verification)
gpg --list-keys $PRYLABS_SIGNING_KEY >/dev/null 2>&1 || curl --silent https://prysmaticlabs.com/releases/pgp_keys.asc | gpg --import
(
cd $wrapper_dir
shasum -a 256 -c "${file}.sha256" || failed_verification
)
(
cd $wrapper_dir
gpg -u $PRYLABS_SIGNING_KEY --verify "${file}.sig" $file || failed_verification
)
color "32;1" "Verified ${file} has been signed by Prysmatic Labs."
color "32;1" "Verified ${file} has been signed by Prysmatic Labs."
}
function failed_verification() {
MSG=$(cat <<-END
MSG=$(
cat <<-END
Failed to verify Prysm binary. Please erase downloads in the
dist directory and run this script again. Alternatively, you can use a
A prior version by specifying environment variable USE_PRYSM_VERSION
@ -139,9 +154,9 @@ with the specific version, as desired. Example: USE_PRYSM_VERSION=v1.0.0-alpha.5
If you must wish to continue running an unverified binary, specific the
environment variable PRYSM_ALLOW_UNVERIFIED_BINARIES=1
END
)
color "31" "$MSG"
exit 1
)
color "31" "$MSG"
exit 1
}
get_prysm_version
@ -152,67 +167,73 @@ BEACON_CHAIN_REAL="${wrapper_dir}/beacon-chain-${prysm_version}-${system}-${arch
VALIDATOR_REAL="${wrapper_dir}/validator-${prysm_version}-${system}-${arch}"
SLASHER_REAL="${wrapper_dir}/slasher-${prysm_version}-${system}-${arch}"
if [[ $1 == beacon-chain ]]; then
if [[ ! -x $BEACON_CHAIN_REAL ]]; then
color "34" "Downloading beacon chain@${prysm_version} to ${BEACON_CHAIN_REAL} (${reason})"
file=beacon-chain-${prysm_version}-${system}-${arch}
curl -L "https://prysmaticlabs.com/releases/${file}" -o $BEACON_CHAIN_REAL
curl --silent -L "https://prysmaticlabs.com/releases/${file}.sha256" -o "${wrapper_dir}/${file}.sha256"
curl --silent -L "https://prysmaticlabs.com/releases/${file}.sig" -o "${wrapper_dir}/${file}.sig"
chmod +x $BEACON_CHAIN_REAL
else
color "37" "Beacon chain is up to date."
fi
if [[ $1 == beacon-chain ]]; then
if [[ ! -x $BEACON_CHAIN_REAL ]]; then
color "34" "Downloading beacon chain@${prysm_version} to ${BEACON_CHAIN_REAL} (${reason})"
file=beacon-chain-${prysm_version}-${system}-${arch}
curl -L "https://prysmaticlabs.com/releases/${file}" -o $BEACON_CHAIN_REAL
curl --silent -L "https://prysmaticlabs.com/releases/${file}.sha256" -o "${wrapper_dir}/${file}.sha256"
curl --silent -L "https://prysmaticlabs.com/releases/${file}.sig" -o "${wrapper_dir}/${file}.sig"
chmod +x $BEACON_CHAIN_REAL
else
color "37" "Beacon chain is up to date."
fi
fi
if [[ $1 == validator ]]; then
if [[ ! -x $VALIDATOR_REAL ]]; then
color "34" "Downloading validator@${prysm_version} to ${VALIDATOR_REAL} (${reason})"
if [[ $1 == validator ]]; then
if [[ ! -x $VALIDATOR_REAL ]]; then
color "34" "Downloading validator@${prysm_version} to ${VALIDATOR_REAL} (${reason})"
file=validator-${prysm_version}-${system}-${arch}
curl -L "https://prysmaticlabs.com/releases/${file}" -o $VALIDATOR_REAL
curl --silent -L "https://prysmaticlabs.com/releases/${file}.sha256" -o "${wrapper_dir}/${file}.sha256"
curl --silent -L "https://prysmaticlabs.com/releases/${file}.sig" -o "${wrapper_dir}/${file}.sig"
chmod +x $VALIDATOR_REAL
else
color "37" "Validator is up to date."
fi
file=validator-${prysm_version}-${system}-${arch}
curl -L "https://prysmaticlabs.com/releases/${file}" -o $VALIDATOR_REAL
curl --silent -L "https://prysmaticlabs.com/releases/${file}.sha256" -o "${wrapper_dir}/${file}.sha256"
curl --silent -L "https://prysmaticlabs.com/releases/${file}.sig" -o "${wrapper_dir}/${file}.sig"
chmod +x $VALIDATOR_REAL
else
color "37" "Validator is up to date."
fi
fi
if [[ $1 == slasher ]]; then
if [[ ! -x $SLASHER_REAL ]]; then
color "34" "Downloading slasher@${prysm_version} to ${SLASHER_REAL} (${reason})"
if [[ ! -x $SLASHER_REAL ]]; then
color "34" "Downloading slasher@${prysm_version} to ${SLASHER_REAL} (${reason})"
file=slasher-${prysm_version}-${system}-${arch}
curl -L "https://prysmaticlabs.com/releases/${file}" -o $SLASHER_REAL
curl --silent -L "https://prysmaticlabs.com/releases/${file}.sha256" -o "${wrapper_dir}/${file}.sha256"
curl --silent -L "https://prysmaticlabs.com/releases/${file}.sig" -o "${wrapper_dir}/${file}.sig"
chmod +x $SLASHER_REAL
else
color "37" "Slasher is up to date."
fi
file=slasher-${prysm_version}-${system}-${arch}
curl -L "https://prysmaticlabs.com/releases/${file}" -o $SLASHER_REAL
curl --silent -L "https://prysmaticlabs.com/releases/${file}.sha256" -o "${wrapper_dir}/${file}.sha256"
curl --silent -L "https://prysmaticlabs.com/releases/${file}.sig" -o "${wrapper_dir}/${file}.sig"
chmod +x $SLASHER_REAL
else
color "37" "Slasher is up to date."
fi
fi
case $1 in
beacon-chain)
beacon-chain)
readonly process=$BEACON_CHAIN_REAL
;;
validator)
validator)
readonly process=$VALIDATOR_REAL
;;
slasher)
slasher)
readonly process=$SLASHER_REAL
;;
*)
*)
color "31" "Usage: ./prysm.sh PROCESS FLAGS."
color "31" " ./prysm.sh PROCESS --download-only."
color "31" "PROCESS can be beacon-chain, validator, or slasher."
;;
esac
verify $process
if [[ $2 == --download-only ]]; then
color "37" "Only download operation is requested, done."
exit 0
fi
color "36" "Starting Prysm $1 ${*:2}"
exec -a "$0" "${process}" "${@:2}"