627 lines
16 KiB
Nim
627 lines
16 KiB
Nim
# Nimbus
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# Copyright (c) 2018 Status Research & Development GmbH
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# Licensed under either of
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# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or https://www.apache.org/licenses/LICENSE-2.0)
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# * MIT license ([LICENSE-MIT](LICENSE-MIT) or https://opensource.org/licenses/MIT)
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# at your option. This file may not be copied, modified, or distributed except according to those terms.
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{.used.}
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import
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# Standard library
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std/unittest,
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# Status lib
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eth/db/kvstore,
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stew/results,
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# Internal
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../../beacon_chain/validator_slashing_protection,
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../../beacon_chain/spec/[datatypes, digest, crypto, presets],
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# Test utilies
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../testutil
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template wrappedTimedTest(name: string, body: untyped) =
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# `check` macro takes a copy of whatever it's checking, on the stack!
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block: # Symbol namespacing
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proc wrappedTest() =
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timedTest name:
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body
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wrappedTest()
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func fakeRoot(index: SomeInteger): Eth2Digest =
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## Create fake roots
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## Those are just the value serialized in big-endian
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## We prevent zero hash special case via a power of 2 prefix
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result.data[0 ..< 8] = (1'u64 shl 32 + index.uint64).toBytesBE()
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func fakeValidator(index: SomeInteger): ValidatorPubKey =
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## Create fake validator public key
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result = ValidatorPubKey()
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result.blob[0 ..< 8] = (1'u64 shl 48 + index.uint64).toBytesBE()
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suiteReport "Slashing Protection DB" & preset():
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wrappedTimedTest "Empty database" & preset():
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let db = SlashingProtectionDB.init(default(Eth2Digest), kvStore MemStoreRef.init())
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check:
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db.checkSlashableBlockProposal(
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fakeValidator(1234),
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slot = Slot 1
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).isOk()
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db.checkSlashableAttestation(
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fakeValidator(1234),
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source = Epoch 1,
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target = Epoch 2
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).isOk()
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db.checkSlashableAttestation(
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fakeValidator(1234),
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source = Epoch 2,
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target = Epoch 1
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).error.kind == TargetPrecedesSource
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db.close()
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wrappedTimedTest "SP for block proposal - linear append":
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let db = SlashingProtectionDB.init(default(Eth2Digest), kvStore MemStoreRef.init())
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db.registerBlock(
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fakeValidator(100),
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Slot 10,
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fakeRoot(100)
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)
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db.registerBlock(
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fakeValidator(111),
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Slot 15,
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fakeRoot(111)
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)
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check:
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# Slot occupied by same validator
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db.checkSlashableBlockProposal(
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fakeValidator(100),
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slot = Slot 10
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).isErr()
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# Slot occupied by another validator
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db.checkSlashableBlockProposal(
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fakeValidator(111),
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slot = Slot 10
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).isOk()
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# Slot occupied by another validator
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db.checkSlashableBlockProposal(
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fakeValidator(100),
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slot = Slot 15
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).isOk()
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# Slot occupied by same validator
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db.checkSlashableBlockProposal(
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fakeValidator(111),
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slot = Slot 15
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).isErr()
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# Slot inoccupied
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db.checkSlashableBlockProposal(
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fakeValidator(255),
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slot = Slot 20
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).isOk()
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db.registerBlock(
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fakeValidator(255),
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slot = Slot 20,
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fakeRoot(4321)
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)
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check:
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# Slot now occupied
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db.checkSlashableBlockProposal(
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fakeValidator(255),
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slot = Slot 20
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).isErr()
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wrappedTimedTest "SP for block proposal - backtracking append":
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let db = SlashingProtectionDB.init(default(Eth2Digest), kvStore MemStoreRef.init())
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# last finalized block
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db.registerBlock(
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fakeValidator(0),
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Slot 0,
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fakeRoot(0)
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)
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db.registerBlock(
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fakeValidator(100),
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Slot 10,
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fakeRoot(10)
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)
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db.registerBlock(
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fakeValidator(100),
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Slot 20,
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fakeRoot(20)
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)
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for i in 0 ..< 30:
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if i notin {10, 20}:
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check:
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db.checkSlashableBlockProposal(
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fakeValidator(100),
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Slot i
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).isOk()
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else:
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check:
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db.checkSlashableBlockProposal(
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fakeValidator(100),
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Slot i
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).isErr()
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db.registerBlock(
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fakeValidator(100),
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Slot 15,
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fakeRoot(15)
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)
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for i in 0 ..< 30:
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if i notin {10, 15, 20}:
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check:
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db.checkSlashableBlockProposal(
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fakeValidator(100),
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Slot i
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).isOk()
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else:
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check:
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db.checkSlashableBlockProposal(
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fakeValidator(100),
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Slot i
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).isErr()
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db.checkSlashableBlockProposal(
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fakeValidator(0xDEADBEEF),
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Slot i
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).isOk()
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db.registerBlock(
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fakeValidator(100),
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Slot 12,
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fakeRoot(12)
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)
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db.registerBlock(
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fakeValidator(100),
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Slot 17,
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fakeRoot(17)
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)
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for i in 0 ..< 30:
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if i notin {10, 12, 15, 17, 20}:
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check:
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db.checkSlashableBlockProposal(
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fakeValidator(100),
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Slot i
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).isOk()
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else:
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check:
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db.checkSlashableBlockProposal(
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fakeValidator(100),
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Slot i
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).isErr()
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db.checkSlashableBlockProposal(
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fakeValidator(0xDEADBEEF),
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Slot i
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).isOk()
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db.registerBlock(
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fakeValidator(100),
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Slot 9,
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fakeRoot(9)
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)
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db.registerBlock(
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fakeValidator(100),
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Slot 1,
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fakeRoot(1)
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)
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db.registerBlock(
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fakeValidator(100),
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Slot 3,
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fakeRoot(3)
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)
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for i in 0 ..< 30:
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if i notin {1, 3, 9, 10, 12, 15, 17, 20}:
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check:
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db.checkSlashableBlockProposal(
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fakeValidator(100),
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Slot i
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).isOk()
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else:
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check:
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db.checkSlashableBlockProposal(
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fakeValidator(100),
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Slot i
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).isErr()
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db.checkSlashableBlockProposal(
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fakeValidator(0xDEADBEEF),
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Slot i
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).isOk()
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db.registerBlock(
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fakeValidator(100),
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Slot 29,
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fakeRoot(29)
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)
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db.registerBlock(
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fakeValidator(100),
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Slot 2,
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fakeRoot(2)
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)
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for i in 0 ..< 30:
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if i notin {1, 2, 3, 9, 10, 12, 15, 17, 20, 29}:
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check:
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db.checkSlashableBlockProposal(
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fakeValidator(100),
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Slot i
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).isOk()
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else:
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check:
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db.checkSlashableBlockProposal(
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fakeValidator(100),
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Slot i
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).isErr()
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db.checkSlashableBlockProposal(
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fakeValidator(0xDEADBEEF),
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Slot i
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).isOk()
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wrappedTimedTest "SP for same epoch attestation target - linear append":
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let db = SlashingProtectionDB.init(default(Eth2Digest), kvStore MemStoreRef.init())
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db.registerAttestation(
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fakeValidator(100),
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Epoch 0, Epoch 10,
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fakeRoot(100)
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)
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db.registerAttestation(
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fakeValidator(111),
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Epoch 0, Epoch 15,
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fakeRoot(111)
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)
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check:
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# Epoch occupied by same validator
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 0, Epoch 10,
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).error.kind == DoubleVote
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# Epoch occupied by another validator
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db.checkSlashableAttestation(
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fakeValidator(111),
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Epoch 0, Epoch 10
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).isOk()
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# Epoch occupied by another validator
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 0, Epoch 15
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).isOk()
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# Epoch occupied by same validator
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db.checkSlashableAttestation(
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fakeValidator(111),
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Epoch 0, Epoch 15
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).error.kind == DoubleVote
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# Epoch inoccupied
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db.checkSlashableAttestation(
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fakeValidator(255),
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Epoch 0, Epoch 20
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).isOk()
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db.registerAttestation(
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fakeValidator(255),
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Epoch 0, Epoch 20,
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fakeRoot(4321)
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)
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check:
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# Epoch now occupied
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db.checkSlashableAttestation(
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fakeValidator(255),
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Epoch 0, Epoch 20
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).error.kind == DoubleVote
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wrappedTimedTest "SP for same epoch attestation target - backtracking append":
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let db = SlashingProtectionDB.init(default(Eth2Digest), kvStore MemStoreRef.init())
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# last finalized block
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db.registerAttestation(
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fakeValidator(0),
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Epoch 0, Epoch 0,
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fakeRoot(0)
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)
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db.registerAttestation(
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fakeValidator(100),
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Epoch 0, Epoch 10,
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fakeRoot(10)
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)
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db.registerAttestation(
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fakeValidator(100),
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Epoch 0, Epoch 20,
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fakeRoot(20)
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)
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for i in 0 ..< 30:
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if i notin {10, 20}:
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check:
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 0, Epoch i
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).isOk()
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else:
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check:
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 0, Epoch i
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).error.kind == DoubleVote
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db.checkSlashableAttestation(
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fakeValidator(0xDEADBEEF),
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Epoch 0, Epoch i
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).isOk()
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db.registerAttestation(
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fakeValidator(100),
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Epoch 0, Epoch 15,
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fakeRoot(15)
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)
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for i in 0 ..< 30:
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if i notin {10, 15, 20}:
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check:
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 0, Epoch i
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).isOk()
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else:
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check:
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 0, Epoch i
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).error.kind == DoubleVote
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db.checkSlashableAttestation(
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fakeValidator(0xDEADBEEF),
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Epoch 0, Epoch i
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).isOk()
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db.registerAttestation(
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fakeValidator(100),
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Epoch 0, Epoch 12,
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fakeRoot(12)
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)
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db.registerAttestation(
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fakeValidator(100),
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Epoch 0, Epoch 17,
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fakeRoot(17)
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)
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for i in 0 ..< 30:
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if i notin {10, 12, 15, 17, 20}:
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check:
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 0, Epoch i
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).isOk()
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else:
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check:
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 0, Epoch i
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).error.kind == DoubleVote
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db.checkSlashableAttestation(
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fakeValidator(0xDEADBEEF),
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Epoch 0, Epoch i
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).isOk()
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db.registerAttestation(
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fakeValidator(100),
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Epoch 0, Epoch 9,
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fakeRoot(9)
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)
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db.registerAttestation(
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fakeValidator(100),
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Epoch 0, Epoch 1,
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fakeRoot(1)
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)
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db.registerAttestation(
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fakeValidator(100),
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Epoch 0, Epoch 3,
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fakeRoot(3)
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)
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for i in 0 ..< 30:
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if i notin {1, 3, 9, 10, 12, 15, 17, 20}:
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check:
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 0, Epoch i
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).isOk()
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else:
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check:
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 0, Epoch i
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).error.kind == DoubleVote
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db.checkSlashableAttestation(
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fakeValidator(0xDEADBEEF),
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Epoch 0, Epoch i
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).isOk()
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db.registerAttestation(
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fakeValidator(100),
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Epoch 0, Epoch 29,
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fakeRoot(29)
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)
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db.registerAttestation(
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fakeValidator(100),
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Epoch 0, Epoch 2,
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fakeRoot(2)
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)
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for i in 0 ..< 30:
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if i notin {1, 2, 3, 9, 10, 12, 15, 17, 20, 29}:
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check:
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 0, Epoch i
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).isOk()
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else:
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check:
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 0, Epoch i
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).error.kind == DoubleVote
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db.checkSlashableAttestation(
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fakeValidator(0xDEADBEEF),
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Epoch 0, Epoch i
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).isOk()
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wrappedTimedTest "SP for surrounded attestations":
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block:
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let db = SlashingProtectionDB.init(default(Eth2Digest), kvStore MemStoreRef.init())
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db.registerAttestation(
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fakeValidator(100),
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Epoch 10, Epoch 20,
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fakeRoot(20)
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)
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check:
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 11, Epoch 19
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).error.kind == SurroundedVote
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db.checkSlashableAttestation(
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fakeValidator(200),
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Epoch 11, Epoch 19
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).isOk
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 11, Epoch 21
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).isOk
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# TODO: is that possible?
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 9, Epoch 19
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).isOk
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block:
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let db = SlashingProtectionDB.init(default(Eth2Digest), kvStore MemStoreRef.init())
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db.registerAttestation(
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fakeValidator(100),
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Epoch 0, Epoch 1,
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fakeRoot(0)
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)
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db.registerAttestation(
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fakeValidator(100),
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Epoch 10, Epoch 20,
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fakeRoot(20)
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)
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check:
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 11, Epoch 19
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).error.kind == SurroundedVote
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db.checkSlashableAttestation(
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fakeValidator(200),
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Epoch 11, Epoch 19
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).isOk
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 11, Epoch 21
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).isOk
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# TODO: is that possible?
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 9, Epoch 19
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).isOk
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wrappedTimedTest "SP for surrounding attestations":
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block:
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let db = SlashingProtectionDB.init(default(Eth2Digest), kvStore MemStoreRef.init())
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db.registerAttestation(
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fakeValidator(100),
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Epoch 10, Epoch 20,
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fakeRoot(20)
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)
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check:
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 9, Epoch 21
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).error.kind == SurroundingVote
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 0, Epoch 21
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).error.kind == SurroundingVote
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block:
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let db = SlashingProtectionDB.init(default(Eth2Digest), kvStore MemStoreRef.init())
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db.registerAttestation(
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fakeValidator(100),
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Epoch 0, Epoch 1,
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fakeRoot(20)
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)
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db.registerAttestation(
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fakeValidator(100),
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Epoch 10, Epoch 20,
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fakeRoot(20)
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)
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check:
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 9, Epoch 21
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).error.kind == SurroundingVote
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db.checkSlashableAttestation(
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fakeValidator(100),
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Epoch 0, Epoch 21
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).error.kind == SurroundingVote
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wrappedTimedTest "Attestation ordering #1698":
|
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block:
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let db = SlashingProtectionDB.init(default(Eth2Digest), kvStore MemStoreRef.init())
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|
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db.registerAttestation(
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fakeValidator(100),
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Epoch 1, Epoch 2,
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fakeRoot(20)
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)
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db.registerAttestation(
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fakeValidator(100),
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Epoch 8, Epoch 10,
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fakeRoot(20)
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)
|
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db.registerAttestation(
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fakeValidator(100),
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Epoch 14, Epoch 15,
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fakeRoot(20)
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)
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# The current list is, 2 -> 10 -> 15
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|
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db.registerAttestation(
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|
fakeValidator(100),
|
|
Epoch 3, Epoch 6,
|
|
fakeRoot(20)
|
|
)
|
|
|
|
# The current list is 2 -> 6 -> 10 -> 15
|
|
|
|
check:
|
|
db.checkSlashableAttestation(
|
|
fakeValidator(100),
|
|
Epoch 7, Epoch 11
|
|
).error.kind == SurroundingVote
|
|
|
|
wrappedTimedTest "Test valid attestation #1699":
|
|
block:
|
|
let db = SlashingProtectionDB.init(default(Eth2Digest), kvStore MemStoreRef.init())
|
|
|
|
db.registerAttestation(
|
|
fakeValidator(100),
|
|
Epoch 10, Epoch 20,
|
|
fakeRoot(20)
|
|
)
|
|
|
|
db.registerAttestation(
|
|
fakeValidator(100),
|
|
Epoch 40, Epoch 50,
|
|
fakeRoot(20)
|
|
)
|
|
|
|
check:
|
|
db.checkSlashableAttestation(
|
|
fakeValidator(100),
|
|
Epoch 20, Epoch 30
|
|
).isOk
|