prysm-pulse/prysm.bat

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@echo off
SetLocal EnableDelayedExpansion & REM All variables are set local to this run & expanded at execution time rather than at parse time (tip: echo !output!)
set PRYLABS_SIGNING_KEY=0AE0051D647BA3C1A917AF4072E33E4DF1A5036E
REM Complain if invalid arguments were provided.
for %%a in (beacon-chain validator client-stats) do (
if %1 equ %%a (
goto validprocess
)
)
echo ERROR: PROCESS missing or invalid
echo Usage: ./prysm.bat PROCESS FLAGS.
echo.
echo PROCESS can be beacon-chain, validator, or client-stats.
echo FLAGS are the flags or arguments passed to the PROCESS.
echo.
echo Use this script to download the latest Prysm release binaries.
echo Downloaded binaries are saved to .\dist
echo.
echo To specify a specific release version:
echo set USE_PRYSM_VERSION=v1.0.0-alpha3
echo to resume using the latest release:
echo set USE_PRYSM_VERSION=
echo.
echo To automatically restart crashed processes:
echo set PRYSM_AUTORESTART=true^& .\prysm.bat beacon-chain
echo to stop autorestart run:
echo set PRYSM_AUTORESTART=
echo.
exit /B 1
:validprocess
REM Get full path to prysm.bat file (excluding filename)
set wrapper_dir=%~dp1dist
reg Query "HKLM\Hardware\Description\System\CentralProcessor\0" | find /i "x86" > NUL && set WinOS=32BIT || set WinOS=64BIT
if %WinOS%==32BIT (
echo ERROR: prysm is only supported on 64-bit Operating Systems 
exit /b 1
)
if %WinOS%==64BIT (
set arch=amd64.exe
set system=windows
)
mkdir %wrapper_dir%
REM get_prysm_version - Find the latest Prysm version available for download.
(for /f %%i in ('curl -f -s https://prysmaticlabs.com/releases/latest') do set prysm_version=%%i) || (echo ERROR: Starting prysm requires an internet connection. If you are being blocked by your antivirus, you can download the beacon chain and validator executables from our releases page on Github here https://github.com/prysmaticlabs/prysm/releases/  && exit /b 1)
echo Latest prysm release is %prysm_version%.
IF defined USE_PRYSM_VERSION (
echo detected variable USE_PRYSM_VERSION=%USE_PRYSM_VERSION%
set reason=as specified in USE_PRYSM_VERSION
set prysm_version=%USE_PRYSM_VERSION%
) else (
set reason=automatically selected latest available release
)
echo Using prysm version %prysm_version%.
set BEACON_CHAIN_REAL=%wrapper_dir%\beacon-chain-%prysm_version%-%system%-%arch%
set VALIDATOR_REAL=%wrapper_dir%\validator-%prysm_version%-%system%-%arch%
set CLIENT_STATS_REAL=%wrapper_dir%\client-stats-%prysm_version%-%system%-%arch%
if [%1]==[beacon-chain] (
if exist %BEACON_CHAIN_REAL% (
echo Beacon chain is up to date.
) else (
echo Downloading beacon chain %prysm_version% to %BEACON_CHAIN_REAL% %reason%
for /f "delims=" %%i in ('curl --silent -w "%%{http_code}" -L https://prysmaticlabs.com/releases/beacon-chain-%prysm_version%-%system%-%arch% -o %BEACON_CHAIN_REAL%') do set http=%%i
if %http%==400 (
echo No prysm beacon chain found for %prysm_version%
exit \b 1
)
curl --silent -L https://prysmaticlabs.com/releases/beacon-chain-%prysm_version%-%system%-%arch%.sha256 -o %wrapper_dir%\beacon-chain-%prysm_version%-%system%-%arch%.sha256
curl --silent -L https://prysmaticlabs.com/releases/beacon-chain-%prysm_version%-%system%-%arch%.sig -o %wrapper_dir%\beacon-chain-%prysm_version%-%system%-%arch%.sig
)
goto startprocess
)
if [%1]==[validator] (
if exist %VALIDATOR_REAL% (
echo Validator is up to date.
) else (
echo Downloading validator %prysm_version% to %VALIDATOR_REAL% %reason%
for /f "delims=" %%i in ('curl --silent -w "%%{http_code}" -L https://prysmaticlabs.com/releases/validator-%prysm_version%-%system%-%arch% -o %VALIDATOR_REAL%') do set http=%%i
if %http%==400 (
echo No prysm validator found for %prysm_version%
exit \b 1
)
curl --silent -L https://prysmaticlabs.com/releases/validator-%prysm_version%-%system%-%arch%.sha256 -o %wrapper_dir%\validator-%prysm_version%-%system%-%arch%.sha256
curl --silent -L https://prysmaticlabs.com/releases/validator-%prysm_version%-%system%-%arch%.sig -o %wrapper_dir%\validator-%prysm_version%-%system%-%arch%.sig
)
goto startprocess
)
if [%1]==[client-stats] (
if exist %CLIENT_STATS_REAL% (
echo Client-stats is up to date.
) else (
echo Downloading client-stats %prysm_version% to %CLIENT_STATS_REAL% %reason%
for /f "delims=" %%i in ('curl --silent -w "%%{http_code}" -L https://prysmaticlabs.com/releases/client-stats-%prysm_version%-%system%-%arch% -o %CLIENT_STATS_REAL%') do set http=%%i
if %http%==400 (
echo No prysm client stats found for %prysm_version%
exit \b 1
)
curl --silent -L https://prysmaticlabs.com/releases/client-stats-%prysm_version%-%system%-%arch%.sha256 -o %wrapper_dir%\client-stats-%prysm_version%-%system%-%arch%.sha256
curl --silent -L https://prysmaticlabs.com/releases/client-stats-%prysm_version%-%system%-%arch%.sig -o %wrapper_dir%\client-stats-%prysm_version%-%system%-%arch%.sig
)
goto startprocess
)
if [%1]==[slasher] (
echo The slasher binary is no longer available. Please use the --slasher flag with your beacon node. See: https://docs.prylabs.network/docs/prysm-usage/slasher/
exit /b 1
)
:startprocess
if [%1]==[beacon-chain] ( set process=%BEACON_CHAIN_REAL%)
if [%1]==[validator] ( set process=%VALIDATOR_REAL%)
if [%1]==[client-stats] ( set process=%CLIENT_STATS_REAL%)
REM GPG not natively available on Windows, external module required
echo WARN GPG verification is not natively available on Windows.
echo WARN Skipping integrity verification of downloaded binary
REM Check SHA256 File Hash before running
echo Verifying binary authenticity with SHA256 Hash.
for /f "delims=" %%A in ('certutil -hashfile %process% SHA256 ^| find /v "hash"') do (
set SHA256Hash=%%A
)
set /p ExpectedSHA256=<%process%.sha256
if [%ExpectedSHA256:~0,64%]==[%SHA256Hash%] (
echo SHA256 Hash Match!
) else if [%PRYSM_ALLOW_UNVERIFIED_BINARIES%]==[1] (
echo WARNING Failed to verify Prysm binary.
echo Detected PRYSM_ALLOW_UNVERIFIED_BINARIES=1
echo Proceeding...
) else (
echo ERROR Failed to verify Prysm binary. Please erase downloads in the
echo dist directory and run this script again. Alternatively, you can use a
echo A prior version by specifying environment variable USE_PRYSM_VERSION
echo with the specific version, as desired. Example: set USE_PRYSM_VERSION=v1.0.0-alpha.5
echo If you must wish to continue running an unverified binary, use:
echo set PRYSM_ALLOW_UNVERIFIED_BINARIES=1
exit /b 1
)
set processargs=%*
echo Starting Prysm %processargs%
set "processargs=!processargs:*%1=!" & REM remove process from the list of arguments
:autorestart
%process% %processargs%
if ERRORLEVEL 1 goto :ERROR
REM process terminated gracefully
pause
exit /b 0
:ERROR
Echo ERROR FAILED
IF defined PRYSM_AUTORESTART (
echo PRYSM_autorestart is set, restarting
GOTO autorestart
) else (
echo an error has occured, set PRYSM_AUTORESTART=1 to automatically restart
)
:end
REM Variables are set local to this run
EndLocal