81 lines
2.7 KiB
Nim
81 lines
2.7 KiB
Nim
import
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confutils, strutils, strformat, os
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const
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rootDir = thisDir() / ".."
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bootstrapFile = "bootstrap_nodes.txt"
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depositContractFile = "deposit_contract.txt"
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genesisFile = "genesis.ssz"
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configFile = "config.yaml"
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testnetsRepo = "eth2-testnets"
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let
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testnetsOrg = getEnv("ETH2_TESTNETS_ORG", "eth2-clients")
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testnetsGitUrl = getEnv("ETH2_TESTNETS_GIT_URL", "https://github.com/" & testnetsOrg & "/" & testnetsRepo)
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mode = Verbose
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proc validateTestnetName(parts: openarray[string]): auto =
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if parts.len != 2:
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echo "The testnet name should have the format `client/network-name`"
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quit 1
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(parts[0], parts[1])
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cli do (testnetName {.argument.}: string):
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let
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nameParts = testnetName.split "/"
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(team, testnet) = if nameParts.len > 1: validateTestnetName nameParts
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else: ("nimbus", testnetName)
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let
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buildDir = rootDir / "build"
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allTestnetsDir = buildDir / testnetsRepo
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rmDir(allTestnetsDir)
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cd buildDir
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exec &"git clone --quiet --depth=1 {testnetsGitUrl}"
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let testnetDir = allTestnetsDir / team / testnet
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if not system.dirExists(testnetDir):
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echo &"No metadata files exists for the '{testnetName}' testnet"
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quit 1
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proc checkRequiredFile(fileName: string) =
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let filePath = testnetDir / fileName
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if not system.fileExists(filePath):
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echo &"The required file {fileName} is not present in '{testnetDir}'."
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quit 1
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checkRequiredFile bootstrapFile
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checkRequiredFile genesisFile
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var preset = testnetDir / configFile
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if not system.fileExists(preset): preset = "minimal"
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let
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dataDirName = testnetName.replace("/", "_")
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dataDir = buildDir / "data" / dataDirName
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beaconNodeBinary = buildDir / "beacon_node_" & dataDirName
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nimFlags = "-d:chronicles_log_level=DEBUG " & getEnv("NIM_PARAMS")
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var depositContractOpt = ""
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let depositContractFile = testnetDir / depositContractFile
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if system.fileExists(depositContractFile):
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depositContractOpt = "--deposit-contract=" & readFile(depositContractFile).strip
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if system.dirExists(dataDir):
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if system.fileExists(dataDir/genesisFile):
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let localGenesisContent = readFile(dataDir/genesisFile)
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let testnetGenesisContent = readFile(testnetDir/genesisFile)
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if localGenesisContent != testnetGenesisContent:
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echo "Detected testnet restart. Deleting previous database..."
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rmDir dataDir
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cd rootDir
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exec &"""nim c {nimFlags} -d:"const_preset={preset}" -o:"{beaconNodeBinary}" beacon_chain/beacon_node.nim"""
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exec replace(&"""{beaconNodeBinary}
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--data-dir="{dataDir}"
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--bootstrap-file="{testnetDir/bootstrapFile}"
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--state-snapshot="{testnetDir/genesisFile}" """ & depositContractOpt, "\n", " ")
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