nimbus-eth2/tests/slashing_protection/test_migration.nim

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# Nimbus
# Copyright (c) 2018-2021 Status Research & Development GmbH
# Licensed under either of
# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or https://www.apache.org/licenses/LICENSE-2.0)
# * MIT license ([LICENSE-MIT](LICENSE-MIT) or https://opensource.org/licenses/MIT)
# at your option. This file may not be copied, modified, or distributed except according to those terms.
{.used.}
import
# Standard library
std/[os],
# Status lib
eth/db/[kvstore, kvstore_sqlite3],
stew/results,
nimcrypto/utils,
serialization,
json_serialization,
# Internal
../../beacon_chain/validators/[
slashing_protection,
slashing_protection_v1
],
../../beacon_chain/spec/datatypes/base,
# Test utilies
../testutil
func hexToDigest(hex: string): Eth2Digest =
Eth2Digest.fromHex(hex)
proc sqlite3db_delete(basepath, dbname: string) =
removeFile(basepath / dbname&".sqlite3-shm")
removeFile(basepath / dbname&".sqlite3-wal")
removeFile(basepath / dbname&".sqlite3")
const TestDir = ""
const TestDbName = "t_slashprot_migration"
suite "Slashing Protection DB - v1 and v2 migration" & preset():
# https://eips.ethereum.org/EIPS/eip-3076
sqlite3db_delete(TestDir, TestDbName)
test "Minimal format migration" & preset():
let genesis_validators_root = hexToDigest"0x04700007fabc8282644aed6d1c7c9e21d38a03a0c4ba193f3afe428824b3a673"
block: # export from a v1 DB
let db = SlashingProtectionDB_v1.init(
genesis_validators_root,
TestDir,
TestDbName
)
let pubkey = ValidatorPubKey
.fromHex"0xb845089a1457f811bfc000588fbb4e713669be8ce060ea6be3c6ece09afc3794106c91ca73acda5e5457122d58723bed"
.get()
check:
db.registerBlock(
pubkey,
Slot 81952,
Eth2Digest()
).isOk()
db.registerAttestation(
pubkey,
source = Epoch 2290,
target = Epoch 3007,
Eth2Digest()
).isOk()
let spdir = db.toSPDIR_lowWatermark()
Json.saveFile(
currentSourcePath.parentDir/"t_migration_slashing_protection_v1.json",
spdir,
pretty = true
)
db.close()
block: # Reopen as the new version
let db = SlashingProtectionDB.init(
genesis_validators_root,
TestDir,
TestDbName
)
# Check that v2 as been initialized (private field :/)
# doAssert: db.db_v2.getMetadataTable_DbV2().get() == genesis_validators_root
db.exportSlashingInterchange(
currentSourcePath.parentDir/"t_migration_slashing_protection_migrated.json"
)
doAssert sameFileContent(
currentSourcePath.parentDir/"t_migration_slashing_protection_v1.json",
currentSourcePath.parentDir/"t_migration_slashing_protection_migrated.json"
)