66 lines
2.4 KiB
Nim
66 lines
2.4 KiB
Nim
|
# https://notes.ethereum.org/@9AeMAlpyQYaAAyuj47BzRw/rkwW3ceVY
|
||
|
|
# Monitor traffic: socat -v TCP-LISTEN:9550,fork TCP-CONNECT:127.0.0.1:8550
|
||
|
|
|
||
|
|
import
|
||
|
|
std/options,
|
||
|
|
stew/results,
|
||
|
|
chronos,
|
||
|
|
../beacon_chain/eth1/eth1_monitor
|
||
|
|
|
||
|
|
{.push raises: [Defect].}
|
||
|
|
|
||
|
|
from std/os import paramCount, paramStr
|
||
|
|
from nimcrypto/utils import fromHex
|
||
|
|
from web3/engine_api_types import PayloadExecutionStatus
|
||
|
|
from ../beacon_chain/beacon_chain_db import DepositContractSnapshot
|
||
|
|
from ../beacon_chain/networking/network_metadata import Eth1Network
|
||
|
|
from ../beacon_chain/spec/datatypes/base import ZERO_HASH
|
||
|
|
from ../beacon_chain/spec/presets import Eth1Address, defaultRuntimeConfig
|
||
|
|
from ../tests/testdbutil import makeTestDB
|
||
|
|
|
||
|
|
# TODO factor this out and have a version with the result of the jwt secret
|
||
|
|
# slurp for testing purposes
|
||
|
|
proc readJwtSecret(jwtSecretFile: string): Result[seq[byte], cstring] =
|
||
|
|
# https://github.com/ethereum/execution-apis/blob/v1.0.0-alpha.9/src/engine/authentication.md#key-distribution
|
||
|
|
# If such a parameter is given, but the file cannot be read, or does not
|
||
|
|
# contain a hex-encoded key of at least 256 bits, the client should treat
|
||
|
|
# this as an error: either abort the startup, or show error and continue
|
||
|
|
# without exposing the authenticated port.
|
||
|
|
const MIN_SECRET_LEN = 32
|
||
|
|
|
||
|
|
try:
|
||
|
|
let lines = readLines(jwtSecretFile, 1)
|
||
|
|
if lines.len > 0:
|
||
|
|
# Secret JWT key is parsed in constant time using nimcrypto:
|
||
|
|
# https://github.com/cheatfate/nimcrypto/pull/44
|
||
|
|
let secret = utils.fromHex(lines[0])
|
||
|
|
if secret.len >= MIN_SECRET_LEN:
|
||
|
|
ok(secret)
|
||
|
|
else:
|
||
|
|
err("JWT secret not at least 256 bits")
|
||
|
|
else:
|
||
|
|
err("JWT secret file empty")
|
||
|
|
except IOError as exc:
|
||
|
|
err("JWT secret file could not be read from")
|
||
|
|
|
||
|
|
proc run() {.async.} =
|
||
|
|
if paramCount() < 2:
|
||
|
|
echo "args are: web3url jwtsecretfilename"
|
||
|
|
|
||
|
|
let
|
||
|
|
db = makeTestDB(64)
|
||
|
|
eth1Monitor = Eth1Monitor.init(
|
||
|
|
defaultRuntimeConfig, db, nil, @[paramStr(1)],
|
||
|
|
none(DepositContractSnapshot), none(Eth1Network), false,
|
||
|
|
some readJwtSecret(paramStr(2)).get)
|
||
|
|
|
||
|
|
await eth1Monitor.ensureDataProvider()
|
||
|
|
try:
|
||
|
|
await eth1Monitor.exchangeTransitionConfiguration()
|
||
|
|
except ValueError as exc:
|
||
|
|
# Expected, since nothing here sets up the Nimbus TTD correctly
|
||
|
|
echo "exchangeTransitionConfiguration ValueError: " & exc.msg
|
||
|
|
echo "Invalid TTD errors are fine in this context"
|
||
|
|
|
||
|
|
waitFor run()
|