nimbus-eth2/beacon_chain/spec/forks.nim

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# beacon_chain
# Copyright (c) 2021-2024 Status Research & Development GmbH
# Licensed and distributed under either of
# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
# at your option. This file may not be copied, modified, or distributed except according to those terms.
{.push raises: [].}
import
std/macros,
results,
stew/assign2,
chronicles,
../extras,
"."/[
block_id, eth2_merkleization, eth2_ssz_serialization,
forks_light_client, presets],
./datatypes/[phase0, altair, bellatrix, capella, deneb, electra],
./mev/[bellatrix_mev, capella_mev, deneb_mev, electra_mev]
export
extras, block_id, phase0, altair, bellatrix, capella, deneb, electra,
eth2_merkleization, eth2_ssz_serialization, forks_light_client,
presets, deneb_mev, electra_mev
# This file contains helpers for dealing with forks - we have two ways we can
# deal with forks:
# * generics - this means using the static typing and differentiating forks
# at compile time - this is preferred in fork-specific code where the fork
# is known up-front, for example spec functions.
# * variants - this means using a variant object and determining the fork at
# runtime - this carries the obvious risk and complexity of dealing with
# runtime checking, but is of course needed for external data that may be
# of any fork kind.
#
# For generics, we define `Forky*` type classes that cover "similar" objects
# across forks - for variants, they're called `Forked*` instead.
# See withXxx and `init` for convenient ways of moving between these two worlds.
# A clever programmer would use templates, macros and dark magic to create all
# these types and converters :)
type
ConsensusFork* {.pure.} = enum
Phase0,
Altair,
Bellatrix,
2022-12-07 16:47:23 +00:00
Capella,
Deneb,
Electra
ForkyBeaconState* =
phase0.BeaconState |
altair.BeaconState |
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bellatrix.BeaconState |
2022-12-06 12:40:13 +00:00
capella.BeaconState |
deneb.BeaconState |
electra.BeaconState
ForkyHashedBeaconState* =
phase0.HashedBeaconState |
altair.HashedBeaconState |
bellatrix.HashedBeaconState |
2022-12-07 16:47:23 +00:00
capella.HashedBeaconState |
deneb.HashedBeaconState |
electra.HashedBeaconState
ForkedHashedBeaconState* = object
case kind*: ConsensusFork
of ConsensusFork.Phase0: phase0Data*: phase0.HashedBeaconState
of ConsensusFork.Altair: altairData*: altair.HashedBeaconState
of ConsensusFork.Bellatrix: bellatrixData*: bellatrix.HashedBeaconState
of ConsensusFork.Capella: capellaData*: capella.HashedBeaconState
of ConsensusFork.Deneb: denebData*: deneb.HashedBeaconState
of ConsensusFork.Electra: electraData*: electra.HashedBeaconState
ForkyExecutionPayload* =
bellatrix.ExecutionPayload |
capella.ExecutionPayload |
deneb.ExecutionPayload |
electra.ExecutionPayload
ForkyExecutionPayloadHeader* =
bellatrix.ExecutionPayloadHeader |
capella.ExecutionPayloadHeader |
deneb.ExecutionPayloadHeader
ForkyBeaconBlockBody* =
phase0.BeaconBlockBody |
altair.BeaconBlockBody |
bellatrix.BeaconBlockBody |
capella.BeaconBlockBody |
deneb.BeaconBlockBody |
electra.BeaconBlockBody
ForkySigVerifiedBeaconBlockBody* =
phase0.SigVerifiedBeaconBlockBody |
altair.SigVerifiedBeaconBlockBody |
bellatrix.SigVerifiedBeaconBlockBody |
capella.SigVerifiedBeaconBlockBody |
deneb.SigVerifiedBeaconBlockBody |
electra.SigVerifiedBeaconBlockBody
ForkyTrustedBeaconBlockBody* =
phase0.TrustedBeaconBlockBody |
altair.TrustedBeaconBlockBody |
bellatrix.TrustedBeaconBlockBody |
capella.TrustedBeaconBlockBody |
deneb.TrustedBeaconBlockBody |
electra.TrustedBeaconBlockBody
SomeForkyBeaconBlockBody* =
ForkyBeaconBlockBody |
ForkySigVerifiedBeaconBlockBody |
ForkyTrustedBeaconBlockBody
ForkyBeaconBlock* =
phase0.BeaconBlock |
altair.BeaconBlock |
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bellatrix.BeaconBlock |
capella.BeaconBlock |
deneb.BeaconBlock |
electra.BeaconBlock
ForkySigVerifiedBeaconBlock* =
phase0.SigVerifiedBeaconBlock |
altair.SigVerifiedBeaconBlock |
bellatrix.SigVerifiedBeaconBlock |
capella.SigVerifiedBeaconBlock |
deneb.SigVerifiedBeaconBlock |
electra.SigVerifiedBeaconBlock
ForkyTrustedBeaconBlock* =
phase0.TrustedBeaconBlock |
altair.TrustedBeaconBlock |
bellatrix.TrustedBeaconBlock |
capella.TrustedBeaconBlock |
deneb.TrustedBeaconBlock |
electra.TrustedBeaconBlock
Store finalized block roots in database (3s startup) (#3320) * Store finalized block roots in database (3s startup) When the chain has finalized a checkpoint, the history from that point onwards becomes linear - this is exploited in `.era` files to allow constant-time by-slot lookups. In the database, we can do the same by storing finalized block roots in a simple sparse table indexed by slot, bringing the two representations closer to each other in terms of conceptual layout and performance. Doing so has a number of interesting effects: * mainnet startup time is improved 3-5x (3s on my laptop) * the _first_ startup might take slightly longer as the new index is being built - ~10s on the same laptop * we no longer rely on the beacon block summaries to load the full dag - this is a lot faster because we no longer have to look up each block by parent root * a collateral benefit is that we no longer need to load the full summaries table into memory - we get the RSS benefits of #3164 without the CPU hit. Other random stuff: * simplify forky block generics * fix withManyWrites multiple evaluation * fix validator key cache not being updated properly in chaindag read-only mode * drop pre-altair summaries from `kvstore` * recreate missing summaries from altair+ blocks as well (in case database has lost some to an involuntary restart) * print database startup timings in chaindag load log * avoid allocating superfluos state at startup * use a recursive sql query to load the summaries of the unfinalized blocks
2022-01-30 16:51:04 +00:00
SomeForkyBeaconBlock* =
ForkyBeaconBlock |
ForkySigVerifiedBeaconBlock |
ForkyTrustedBeaconBlock
Support for driving multiple EL nodes from a single Nimbus BN (#4465) * Support for driving multiple EL nodes from a single Nimbus BN Full list of changes: * Eth1Monitor has been renamed to ELManager to match its current responsibilities better. * The ELManager is no longer optional in the code (it won't have a nil value under any circumstances). * The support for subscribing for headers was removed as it only worked with WebSockets and contributed significant complexity while bringing only a very minor advantage. * The `--web3-url` parameter has been deprecated in favor of a new `--el` parameter. The new parameter has a reasonable default value and supports specifying a different JWT for each connection. Each connection can also be configured with a different set of responsibilities (e.g. download deposits, validate blocks and/or produce blocks). On the command-line, these properties can be configured through URL properties stored in the #anchor part of the URL. In TOML files, they come with a very natural syntax (althrough the URL scheme is also supported). * The previously scattered EL-related state and logic is now moved to `eth1_monitor.nim` (this module will be renamed to `el_manager.nim` in a follow-up commit). State is assigned properly either to the `ELManager` or the to individual `ELConnection` objects where appropriate. The ELManager executes all Engine API requests against all attached EL nodes, in parallel. It compares their results and if there is a disagreement regarding the validity of a certain payload, this is detected and the beacon node is protected from publishing a block with a potential execution layer consensus bug in it. The BN provides metrics per EL node for the number of successful or failed requests for each type Engine API requests. If an EL node goes offline and connectivity is resoted later, we report the problem and the remedy in edge-triggered fashion. * More progress towards implementing Deneb block production in the VC and comparing the value of blocks produced by the EL and the builder API. * Adds a Makefile target for the zhejiang testnet
2023-03-05 01:40:21 +00:00
ForkyExecutionPayloadForSigning* =
bellatrix.ExecutionPayloadForSigning |
capella.ExecutionPayloadForSigning |
deneb.ExecutionPayloadForSigning |
electra.ExecutionPayloadForSigning
Support for driving multiple EL nodes from a single Nimbus BN (#4465) * Support for driving multiple EL nodes from a single Nimbus BN Full list of changes: * Eth1Monitor has been renamed to ELManager to match its current responsibilities better. * The ELManager is no longer optional in the code (it won't have a nil value under any circumstances). * The support for subscribing for headers was removed as it only worked with WebSockets and contributed significant complexity while bringing only a very minor advantage. * The `--web3-url` parameter has been deprecated in favor of a new `--el` parameter. The new parameter has a reasonable default value and supports specifying a different JWT for each connection. Each connection can also be configured with a different set of responsibilities (e.g. download deposits, validate blocks and/or produce blocks). On the command-line, these properties can be configured through URL properties stored in the #anchor part of the URL. In TOML files, they come with a very natural syntax (althrough the URL scheme is also supported). * The previously scattered EL-related state and logic is now moved to `eth1_monitor.nim` (this module will be renamed to `el_manager.nim` in a follow-up commit). State is assigned properly either to the `ELManager` or the to individual `ELConnection` objects where appropriate. The ELManager executes all Engine API requests against all attached EL nodes, in parallel. It compares their results and if there is a disagreement regarding the validity of a certain payload, this is detected and the beacon node is protected from publishing a block with a potential execution layer consensus bug in it. The BN provides metrics per EL node for the number of successful or failed requests for each type Engine API requests. If an EL node goes offline and connectivity is resoted later, we report the problem and the remedy in edge-triggered fashion. * More progress towards implementing Deneb block production in the VC and comparing the value of blocks produced by the EL and the builder API. * Adds a Makefile target for the zhejiang testnet
2023-03-05 01:40:21 +00:00
ForkyBlindedBeaconBlock* =
deneb_mev.BlindedBeaconBlock |
electra_mev.BlindedBeaconBlock
ForkedBeaconBlock* = object
case kind*: ConsensusFork
of ConsensusFork.Phase0: phase0Data*: phase0.BeaconBlock
of ConsensusFork.Altair: altairData*: altair.BeaconBlock
of ConsensusFork.Bellatrix: bellatrixData*: bellatrix.BeaconBlock
of ConsensusFork.Capella: capellaData*: capella.BeaconBlock
of ConsensusFork.Deneb: denebData*: deneb.BeaconBlock
of ConsensusFork.Electra: electraData*: electra.BeaconBlock
ForkedMaybeBlindedBeaconBlock* = object
case kind*: ConsensusFork
of ConsensusFork.Phase0:
phase0Data*: phase0.BeaconBlock
of ConsensusFork.Altair:
altairData*: altair.BeaconBlock
of ConsensusFork.Bellatrix:
bellatrixData*: bellatrix.BeaconBlock
of ConsensusFork.Capella:
capellaData*: capella.BeaconBlock
of ConsensusFork.Deneb:
denebData*: deneb_mev.MaybeBlindedBeaconBlock
of ConsensusFork.Electra:
electraData*: electra_mev.MaybeBlindedBeaconBlock
consensusValue*: Opt[UInt256]
executionValue*: Opt[UInt256]
Web3SignerForkedBeaconBlock* = object
kind*: ConsensusFork
data*: BeaconBlockHeader
ForkedBlindedBeaconBlock* = object
case kind*: ConsensusFork
of ConsensusFork.Phase0: phase0Data*: phase0.BeaconBlock
of ConsensusFork.Altair: altairData*: altair.BeaconBlock
of ConsensusFork.Bellatrix: bellatrixData*: bellatrix_mev.BlindedBeaconBlock
of ConsensusFork.Capella: capellaData*: capella_mev.BlindedBeaconBlock
of ConsensusFork.Deneb: denebData*: deneb_mev.BlindedBeaconBlock
of ConsensusFork.Electra: electraData*: electra_mev.BlindedBeaconBlock
ForkySignedBeaconBlock* =
phase0.SignedBeaconBlock |
altair.SignedBeaconBlock |
bellatrix.SignedBeaconBlock |
capella.SignedBeaconBlock |
deneb.SignedBeaconBlock |
electra.SignedBeaconBlock
ForkedSignedBeaconBlock* = object
case kind*: ConsensusFork
of ConsensusFork.Phase0: phase0Data*: phase0.SignedBeaconBlock
of ConsensusFork.Altair: altairData*: altair.SignedBeaconBlock
of ConsensusFork.Bellatrix: bellatrixData*: bellatrix.SignedBeaconBlock
of ConsensusFork.Capella: capellaData*: capella.SignedBeaconBlock
of ConsensusFork.Deneb: denebData*: deneb.SignedBeaconBlock
of ConsensusFork.Electra: electraData*: electra.SignedBeaconBlock
ForkySignedBlindedBeaconBlock* =
phase0.SignedBeaconBlock |
altair.SignedBeaconBlock |
bellatrix_mev.SignedBlindedBeaconBlock |
capella_mev.SignedBlindedBeaconBlock |
deneb_mev.SignedBlindedBeaconBlock |
electra_mev.SignedBlindedBeaconBlock
ForkedSignedBlindedBeaconBlock* = object
case kind*: ConsensusFork
of ConsensusFork.Phase0: phase0Data*: phase0.SignedBeaconBlock
of ConsensusFork.Altair: altairData*: altair.SignedBeaconBlock
of ConsensusFork.Bellatrix: bellatrixData*: bellatrix_mev.SignedBlindedBeaconBlock
of ConsensusFork.Capella: capellaData*: capella_mev.SignedBlindedBeaconBlock
of ConsensusFork.Deneb: denebData*: deneb_mev.SignedBlindedBeaconBlock
of ConsensusFork.Electra: electraData*: electra_mev.SignedBlindedBeaconBlock
ForkySigVerifiedSignedBeaconBlock* =
phase0.SigVerifiedSignedBeaconBlock |
altair.SigVerifiedSignedBeaconBlock |
bellatrix.SigVerifiedSignedBeaconBlock |
capella.SigVerifiedSignedBeaconBlock |
deneb.SigVerifiedSignedBeaconBlock |
electra.SigVerifiedSignedBeaconBlock
ForkyMsgTrustedSignedBeaconBlock* =
phase0.MsgTrustedSignedBeaconBlock |
altair.MsgTrustedSignedBeaconBlock |
bellatrix.MsgTrustedSignedBeaconBlock |
capella.MsgTrustedSignedBeaconBlock |
deneb.MsgTrustedSignedBeaconBlock |
electra.MsgTrustedSignedBeaconBlock
ForkyTrustedSignedBeaconBlock* =
phase0.TrustedSignedBeaconBlock |
altair.TrustedSignedBeaconBlock |
bellatrix.TrustedSignedBeaconBlock |
capella.TrustedSignedBeaconBlock |
deneb.TrustedSignedBeaconBlock |
electra.TrustedSignedBeaconBlock
ForkedMsgTrustedSignedBeaconBlock* = object
case kind*: ConsensusFork
of ConsensusFork.Phase0: phase0Data*: phase0.MsgTrustedSignedBeaconBlock
of ConsensusFork.Altair: altairData*: altair.MsgTrustedSignedBeaconBlock
of ConsensusFork.Bellatrix: bellatrixData*: bellatrix.MsgTrustedSignedBeaconBlock
of ConsensusFork.Capella: capellaData*: capella.MsgTrustedSignedBeaconBlock
of ConsensusFork.Deneb: denebData*: deneb.MsgTrustedSignedBeaconBlock
of ConsensusFork.Electra: electraData*: electra.MsgTrustedSignedBeaconBlock
ForkedTrustedSignedBeaconBlock* = object
case kind*: ConsensusFork
of ConsensusFork.Phase0: phase0Data*: phase0.TrustedSignedBeaconBlock
of ConsensusFork.Altair: altairData*: altair.TrustedSignedBeaconBlock
of ConsensusFork.Bellatrix: bellatrixData*: bellatrix.TrustedSignedBeaconBlock
of ConsensusFork.Capella: capellaData*: capella.TrustedSignedBeaconBlock
of ConsensusFork.Deneb: denebData*: deneb.TrustedSignedBeaconBlock
of ConsensusFork.Electra: electraData*: electra.TrustedSignedBeaconBlock
SomeForkySignedBeaconBlock* =
ForkySignedBeaconBlock |
ForkySigVerifiedSignedBeaconBlock |
ForkyMsgTrustedSignedBeaconBlock |
ForkyTrustedSignedBeaconBlock
BlobFork* {.pure.} = enum
Deneb
ForkyBlobSidecar* =
deneb.BlobSidecar
ForkyBlobSidecars* =
deneb.BlobSidecars
ForkedBlobSidecar* = object
case kind*: BlobFork
of BlobFork.Deneb:
denebData*: ref deneb.BlobSidecar
ForkedBlobSidecars* = seq[ForkedBlobSidecar]
EpochInfoFork* {.pure.} = enum
Phase0
Altair
ForkedEpochInfo* = object
case kind*: EpochInfoFork
of EpochInfoFork.Phase0: phase0Data*: phase0.EpochInfo
of EpochInfoFork.Altair: altairData*: altair.EpochInfo
ForkyEpochInfo* = phase0.EpochInfo | altair.EpochInfo
ForkDigests* = object
phase0*: ForkDigest
altair*: ForkDigest
bellatrix*: ForkDigest
capella*: ForkDigest
deneb*: ForkDigest
electra*: ForkDigest
template kind*(
x: typedesc[
phase0.BeaconState |
phase0.HashedBeaconState |
phase0.BeaconBlock |
phase0.SignedBeaconBlock |
phase0.TrustedBeaconBlock |
phase0.BeaconBlockBody |
phase0.SigVerifiedBeaconBlockBody |
phase0.TrustedBeaconBlockBody |
phase0.SigVerifiedSignedBeaconBlock |
phase0.MsgTrustedSignedBeaconBlock |
phase0.TrustedSignedBeaconBlock]): ConsensusFork =
ConsensusFork.Phase0
template kind*(
x: typedesc[
altair.BeaconState |
altair.HashedBeaconState |
altair.BeaconBlock |
altair.SignedBeaconBlock |
altair.TrustedBeaconBlock |
altair.BeaconBlockBody |
altair.SigVerifiedBeaconBlockBody |
altair.TrustedBeaconBlockBody |
altair.SigVerifiedSignedBeaconBlock |
altair.MsgTrustedSignedBeaconBlock |
altair.TrustedSignedBeaconBlock]): ConsensusFork =
ConsensusFork.Altair
template kind*(
x: typedesc[
bellatrix.BeaconState |
bellatrix.HashedBeaconState |
bellatrix.ExecutionPayload |
bellatrix.ExecutionPayloadForSigning |
bellatrix.ExecutionPayloadHeader |
bellatrix.BeaconBlock |
bellatrix.SignedBeaconBlock |
bellatrix.TrustedBeaconBlock |
bellatrix.BeaconBlockBody |
bellatrix.SigVerifiedBeaconBlockBody |
bellatrix.TrustedBeaconBlockBody |
bellatrix.SigVerifiedSignedBeaconBlock |
bellatrix.MsgTrustedSignedBeaconBlock |
bellatrix.TrustedSignedBeaconBlock] |
bellatrix_mev.SignedBlindedBeaconBlock): ConsensusFork =
ConsensusFork.Bellatrix
template kind*(
x: typedesc[
capella.BeaconState |
capella.HashedBeaconState |
capella.ExecutionPayload |
capella.ExecutionPayloadForSigning |
capella.ExecutionPayloadHeader |
capella.BeaconBlock |
capella.SignedBeaconBlock |
capella.TrustedBeaconBlock |
capella.BeaconBlockBody |
capella.SigVerifiedBeaconBlockBody |
capella.TrustedBeaconBlockBody |
capella.SigVerifiedSignedBeaconBlock |
capella.MsgTrustedSignedBeaconBlock |
capella.TrustedSignedBeaconBlock |
capella_mev.SignedBlindedBeaconBlock]): ConsensusFork =
ConsensusFork.Capella
template kind*(
x: typedesc[
deneb.BeaconState |
deneb.HashedBeaconState |
deneb.ExecutionPayload |
deneb.ExecutionPayloadForSigning |
deneb.ExecutionPayloadHeader |
deneb.BeaconBlock |
deneb.SignedBeaconBlock |
deneb.TrustedBeaconBlock |
deneb.BeaconBlockBody |
deneb.SigVerifiedBeaconBlockBody |
deneb.TrustedBeaconBlockBody |
deneb.SigVerifiedSignedBeaconBlock |
deneb.MsgTrustedSignedBeaconBlock |
deneb.TrustedSignedBeaconBlock |
deneb_mev.SignedBlindedBeaconBlock]): ConsensusFork =
ConsensusFork.Deneb
template kind*(
x: typedesc[
electra.BeaconState |
electra.HashedBeaconState |
electra.ExecutionPayload |
electra.ExecutionPayloadForSigning |
electra.ExecutionPayloadHeader |
electra.BeaconBlock |
electra.SignedBeaconBlock |
electra.TrustedBeaconBlock |
electra.BeaconBlockBody |
electra.SigVerifiedBeaconBlockBody |
electra.TrustedBeaconBlockBody |
electra.SigVerifiedSignedBeaconBlock |
electra.MsgTrustedSignedBeaconBlock |
electra.TrustedSignedBeaconBlock |
electra_mev.SignedBlindedBeaconBlock]): ConsensusFork =
ConsensusFork.Electra
template BeaconState*(kind: static ConsensusFork): auto =
when kind == ConsensusFork.Electra:
typedesc[electra.BeaconState]
elif kind == ConsensusFork.Deneb:
typedesc[deneb.BeaconState]
elif kind == ConsensusFork.Capella:
typedesc[capella.BeaconState]
elif kind == ConsensusFork.Bellatrix:
typedesc[bellatrix.BeaconState]
elif kind == ConsensusFork.Altair:
typedesc[altair.BeaconState]
elif kind == ConsensusFork.Phase0:
typedesc[phase0.BeaconState]
else:
static: raiseAssert "Unreachable"
template BeaconBlock*(kind: static ConsensusFork): auto =
when kind == ConsensusFork.Electra:
typedesc[electra.BeaconBlock]
elif kind == ConsensusFork.Deneb:
typedesc[deneb.BeaconBlock]
elif kind == ConsensusFork.Capella:
typedesc[capella.BeaconBlock]
elif kind == ConsensusFork.Bellatrix:
typedesc[bellatrix.BeaconBlock]
elif kind == ConsensusFork.Altair:
typedesc[altair.BeaconBlock]
elif kind == ConsensusFork.Phase0:
typedesc[phase0.BeaconBlock]
else:
static: raiseAssert "Unreachable"
template BeaconBlockBody*(kind: static ConsensusFork): auto =
when kind == ConsensusFork.Electra:
typedesc[electra.BeaconBlockBody]
elif kind == ConsensusFork.Deneb:
typedesc[deneb.BeaconBlockBody]
elif kind == ConsensusFork.Capella:
typedesc[capella.BeaconBlockBody]
elif kind == ConsensusFork.Bellatrix:
typedesc[bellatrix.BeaconBlockBody]
elif kind == ConsensusFork.Altair:
typedesc[altair.BeaconBlockBody]
elif kind == ConsensusFork.Phase0:
typedesc[phase0.BeaconBlockBody]
else:
static: raiseAssert "Unreachable"
template SignedBeaconBlock*(kind: static ConsensusFork): auto =
when kind == ConsensusFork.Electra:
typedesc[electra.SignedBeaconBlock]
elif kind == ConsensusFork.Deneb:
typedesc[deneb.SignedBeaconBlock]
elif kind == ConsensusFork.Capella:
typedesc[capella.SignedBeaconBlock]
elif kind == ConsensusFork.Bellatrix:
typedesc[bellatrix.SignedBeaconBlock]
elif kind == ConsensusFork.Altair:
typedesc[altair.SignedBeaconBlock]
elif kind == ConsensusFork.Phase0:
typedesc[phase0.SignedBeaconBlock]
else:
static: raiseAssert "Unreachable"
template TrustedSignedBeaconBlock*(kind: static ConsensusFork): auto =
when kind == ConsensusFork.Electra:
typedesc[electra.TrustedSignedBeaconBlock]
elif kind == ConsensusFork.Deneb:
typedesc[deneb.TrustedSignedBeaconBlock]
elif kind == ConsensusFork.Capella:
typedesc[capella.TrustedSignedBeaconBlock]
elif kind == ConsensusFork.Bellatrix:
typedesc[bellatrix.TrustedSignedBeaconBlock]
elif kind == ConsensusFork.Altair:
typedesc[altair.TrustedSignedBeaconBlock]
elif kind == ConsensusFork.Phase0:
typedesc[phase0.TrustedSignedBeaconBlock]
else:
static: raiseAssert "Unreachable"
template ExecutionPayloadForSigning*(kind: static ConsensusFork): auto =
when kind == ConsensusFork.Electra:
typedesc[electra.ExecutionPayloadForSigning]
elif kind == ConsensusFork.Deneb:
typedesc[deneb.ExecutionPayloadForSigning]
elif kind == ConsensusFork.Capella:
typedesc[capella.ExecutionPayloadForSigning]
elif kind == ConsensusFork.Bellatrix:
typedesc[bellatrix.ExecutionPayloadForSigning]
else:
static: raiseAssert "Unreachable"
template BlindedBeaconBlock*(kind: static ConsensusFork): auto =
when kind == ConsensusFork.Electra:
typedesc[electra_mev.BlindedBeaconBlock]
elif kind == ConsensusFork.Deneb:
typedesc[deneb_mev.BlindedBeaconBlock]
elif kind == ConsensusFork.Capella or kind == ConsensusFork.Bellatrix:
static: raiseAssert "Unsupported"
else:
static: raiseAssert "Unreachable"
template MaybeBlindedBeaconBlock*(kind: static ConsensusFork): auto =
when kind == ConsensusFork.Electra:
typedesc[electra_mev.MaybeBlindedBeaconBlock]
elif kind == ConsensusFork.Deneb:
typedesc[deneb_mev.MaybeBlindedBeaconBlock]
elif kind == ConsensusFork.Capella or kind == ConsensusFork.Bellatrix:
static: raiseAssert "Unsupported"
else:
static: raiseAssert "Unreachable"
template SignedBlindedBeaconBlock*(kind: static ConsensusFork): auto =
when kind == ConsensusFork.Electra:
typedesc[electra_mev.SignedBlindedBeaconBlock]
elif kind == ConsensusFork.Deneb:
typedesc[deneb_mev.SignedBlindedBeaconBlock]
elif kind == ConsensusFork.Capella or kind == ConsensusFork.Bellatrix:
static: raiseAssert "Unsupported"
else:
static: raiseAssert "Unreachable"
template Forky*(
x: typedesc[ForkedSignedBeaconBlock],
kind: static ConsensusFork): auto =
kind.SignedBeaconBlock
template withAll*(
x: typedesc[ConsensusFork], body: untyped): untyped =
static: doAssert ConsensusFork.high == ConsensusFork.Electra
block:
const consensusFork {.inject, used.} = ConsensusFork.Electra
body
block:
const consensusFork {.inject, used.} = ConsensusFork.Deneb
body
block:
const consensusFork {.inject, used.} = ConsensusFork.Capella
body
block:
const consensusFork {.inject, used.} = ConsensusFork.Bellatrix
body
block:
const consensusFork {.inject, used.} = ConsensusFork.Altair
body
block:
const consensusFork {.inject, used.} = ConsensusFork.Phase0
body
template withConsensusFork*(
x: ConsensusFork, body: untyped): untyped =
case x
of ConsensusFork.Electra:
const consensusFork {.inject, used.} = ConsensusFork.Electra
body
of ConsensusFork.Deneb:
const consensusFork {.inject, used.} = ConsensusFork.Deneb
body
of ConsensusFork.Capella:
const consensusFork {.inject, used.} = ConsensusFork.Capella
body
of ConsensusFork.Bellatrix:
const consensusFork {.inject, used.} = ConsensusFork.Bellatrix
body
of ConsensusFork.Altair:
const consensusFork {.inject, used.} = ConsensusFork.Altair
body
of ConsensusFork.Phase0:
const consensusFork {.inject, used.} = ConsensusFork.Phase0
body
template BlockContents*(
kind: static ConsensusFork): auto =
when kind == ConsensusFork.Electra:
typedesc[electra.BlockContents]
elif kind == ConsensusFork.Deneb:
typedesc[deneb.BlockContents]
elif kind == ConsensusFork.Capella:
typedesc[capella.BeaconBlock]
elif kind == ConsensusFork.Bellatrix:
typedesc[bellatrix.BeaconBlock]
elif kind == ConsensusFork.Altair:
typedesc[altair.BeaconBlock]
elif kind == ConsensusFork.Phase0:
typedesc[phase0.BeaconBlock]
else:
{.error: "BlockContents does not support " & $kind.}
template BlindedBlockContents*(
kind: static ConsensusFork): auto =
when kind == ConsensusFork.Electra:
typedesc[electra_mev.BlindedBeaconBlock]
elif kind == ConsensusFork.Deneb:
typedesc[deneb_mev.BlindedBeaconBlock]
else:
{.error: "BlindedBlockContents does not support " & $kind.}
template PayloadAttributes*(
kind: static ConsensusFork): auto =
# This also determines what `engine_forkchoiceUpdated` version will be used.
when kind >= ConsensusFork.Deneb:
typedesc[PayloadAttributesV3]
elif kind >= ConsensusFork.Capella:
# https://github.com/ethereum/execution-apis/blob/v1.0.0-beta.3/src/engine/shanghai.md#specification-1
# Consensus layer client MUST call this method instead of
# `engine_forkchoiceUpdatedV1` under any of the following conditions:
# `headBlockHash` references a block which `timestamp` is greater or
# equal to the Shanghai timestamp
typedesc[PayloadAttributesV2]
elif kind >= ConsensusFork.Bellatrix:
typedesc[PayloadAttributesV1]
else:
{.error: "PayloadAttributes does not support " & $kind.}
# `eth2_merkleization` cannot import `forks` (circular), so the check is here
static: doAssert ConsensusFork.high == ConsensusFork.Electra,
"eth2_merkleization has been checked and `hash_tree_root` is up to date"
# TODO when https://github.com/nim-lang/Nim/issues/21086 fixed, use return type
# `ref T`
func new*(T: type ForkedHashedBeaconState, data: phase0.BeaconState):
ref ForkedHashedBeaconState =
(ref T)(kind: ConsensusFork.Phase0, phase0Data: phase0.HashedBeaconState(
data: data, root: hash_tree_root(data)))
func new*(T: type ForkedHashedBeaconState, data: altair.BeaconState):
ref ForkedHashedBeaconState =
(ref T)(kind: ConsensusFork.Altair, altairData: altair.HashedBeaconState(
data: data, root: hash_tree_root(data)))
func new*(T: type ForkedHashedBeaconState, data: bellatrix.BeaconState):
ref ForkedHashedBeaconState =
(ref T)(kind: ConsensusFork.Bellatrix, bellatrixData: bellatrix.HashedBeaconState(
data: data, root: hash_tree_root(data)))
func new*(T: type ForkedHashedBeaconState, data: capella.BeaconState):
ref ForkedHashedBeaconState =
(ref T)(kind: ConsensusFork.Capella, capellaData: capella.HashedBeaconState(
data: data, root: hash_tree_root(data)))
func new*(T: type ForkedHashedBeaconState, data: deneb.BeaconState):
ref ForkedHashedBeaconState =
(ref T)(kind: ConsensusFork.Deneb, denebData: deneb.HashedBeaconState(
data: data, root: hash_tree_root(data)))
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func new*(T: type ForkedHashedBeaconState, data: electra.BeaconState):
ref ForkedHashedBeaconState =
(ref T)(kind: ConsensusFork.Electra, electraData: electra.HashedBeaconState(
data: data, root: hash_tree_root(data)))
template init*(T: type ForkedBeaconBlock, blck: phase0.BeaconBlock): T =
T(kind: ConsensusFork.Phase0, phase0Data: blck)
template init*(T: type ForkedBeaconBlock, blck: altair.BeaconBlock): T =
T(kind: ConsensusFork.Altair, altairData: blck)
template init*(T: type ForkedBeaconBlock, blck: bellatrix.BeaconBlock): T =
T(kind: ConsensusFork.Bellatrix, bellatrixData: blck)
template init*(T: type ForkedBeaconBlock, blck: capella.BeaconBlock): T =
T(kind: ConsensusFork.Capella, capellaData: blck)
template init*(T: type ForkedBeaconBlock, blck: deneb.BeaconBlock): T =
T(kind: ConsensusFork.Deneb, denebData: blck)
template init*(T: type ForkedBeaconBlock, blck: electra.BeaconBlock): T =
T(kind: ConsensusFork.Electra, electraData: blck)
template init*(T: type ForkedSignedBeaconBlock, blck: phase0.SignedBeaconBlock): T =
T(kind: ConsensusFork.Phase0, phase0Data: blck)
template init*(T: type ForkedSignedBeaconBlock, blck: altair.SignedBeaconBlock): T =
T(kind: ConsensusFork.Altair, altairData: blck)
template init*(T: type ForkedSignedBeaconBlock, blck: bellatrix.SignedBeaconBlock): T =
T(kind: ConsensusFork.Bellatrix, bellatrixData: blck)
template init*(T: type ForkedSignedBeaconBlock, blck: capella.SignedBeaconBlock): T =
T(kind: ConsensusFork.Capella, capellaData: blck)
template init*(T: type ForkedSignedBeaconBlock, blck: deneb.SignedBeaconBlock): T =
T(kind: ConsensusFork.Deneb, denebData: blck)
template init*(T: type ForkedSignedBeaconBlock, blck: electra.SignedBeaconBlock): T =
T(kind: ConsensusFork.Electra, electraData: blck)
func init*(T: type ForkedSignedBeaconBlock, forked: ForkedBeaconBlock,
blockRoot: Eth2Digest, signature: ValidatorSig): T =
case forked.kind
of ConsensusFork.Phase0:
T(kind: ConsensusFork.Phase0,
phase0Data: phase0.SignedBeaconBlock(message: forked.phase0Data,
root: blockRoot,
signature: signature))
of ConsensusFork.Altair:
T(kind: ConsensusFork.Altair,
altairData: altair.SignedBeaconBlock(message: forked.altairData,
root: blockRoot,
signature: signature))
of ConsensusFork.Bellatrix:
T(kind: ConsensusFork.Bellatrix,
bellatrixData: bellatrix.SignedBeaconBlock(message: forked.bellatrixData,
root: blockRoot,
signature: signature))
of ConsensusFork.Capella:
T(kind: ConsensusFork.Capella,
capellaData: capella.SignedBeaconBlock(message: forked.capellaData,
root: blockRoot,
signature: signature))
of ConsensusFork.Deneb:
T(kind: ConsensusFork.Deneb,
denebData: deneb.SignedBeaconBlock(message: forked.denebData,
root: blockRoot,
signature: signature))
of ConsensusFork.Electra:
T(kind: ConsensusFork.Electra,
electraData: electra.SignedBeaconBlock(message: forked.electraData,
root: blockRoot,
signature: signature))
func init*(T: type ForkedSignedBlindedBeaconBlock,
forked: ForkedBlindedBeaconBlock, blockRoot: Eth2Digest,
signature: ValidatorSig): T =
case forked.kind
of ConsensusFork.Phase0:
T(kind: ConsensusFork.Phase0,
phase0Data: phase0.SignedBeaconBlock(message: forked.phase0Data,
root: blockRoot,
signature: signature))
of ConsensusFork.Altair:
T(kind: ConsensusFork.Altair,
altairData: altair.SignedBeaconBlock(message: forked.altairData,
root: blockRoot,
signature: signature))
of ConsensusFork.Bellatrix:
T(kind: ConsensusFork.Bellatrix,
bellatrixData: default(bellatrix_mev.SignedBlindedBeaconBlock))
of ConsensusFork.Capella:
T(kind: ConsensusFork.Capella,
capellaData: capella_mev.SignedBlindedBeaconBlock(message: forked.capellaData,
signature: signature))
of ConsensusFork.Deneb:
T(kind: ConsensusFork.Deneb,
denebData: deneb_mev.SignedBlindedBeaconBlock(message: forked.denebData,
signature: signature))
of ConsensusFork.Electra:
T(kind: ConsensusFork.Electra,
electraData: electra_mev.SignedBlindedBeaconBlock(message: forked.electraData,
signature: signature))
template init*(T: type ForkedSignedBlindedBeaconBlock,
blck: capella_mev.BlindedBeaconBlock, blockRoot: Eth2Digest,
signature: ValidatorSig): T =
T(kind: ConsensusFork.Capella,
capellaData: capella_mev.SignedBlindedBeaconBlock(
message: blck, signature: signature))
template init*(T: type ForkedSignedBlindedBeaconBlock,
blck: deneb_mev.BlindedBeaconBlock, blockRoot: Eth2Digest,
signature: ValidatorSig): T =
T(kind: ConsensusFork.Deneb,
denebData: deneb_mev.SignedBlindedBeaconBlock(
message: blck, signature: signature))
template init*(T: type ForkedSignedBlindedBeaconBlock,
blck: electra_mev.BlindedBeaconBlock, blockRoot: Eth2Digest,
signature: ValidatorSig): T =
T(kind: ConsensusFork.Electra,
electraData: electra_mev.SignedBlindedBeaconBlock(
message: blck, signature: signature))
template init*(T: type ForkedMsgTrustedSignedBeaconBlock, blck: phase0.MsgTrustedSignedBeaconBlock): T =
T(kind: ConsensusFork.Phase0, phase0Data: blck)
template init*(T: type ForkedMsgTrustedSignedBeaconBlock, blck: altair.MsgTrustedSignedBeaconBlock): T =
T(kind: ConsensusFork.Altair, altairData: blck)
template init*(T: type ForkedMsgTrustedSignedBeaconBlock, blck: bellatrix.MsgTrustedSignedBeaconBlock): T =
T(kind: ConsensusFork.Bellatrix, bellatrixData: blck)
template init*(T: type ForkedMsgTrustedSignedBeaconBlock, blck: capella.MsgTrustedSignedBeaconBlock): T =
T(kind: ConsensusFork.Capella, capellaData: blck)
template init*(T: type ForkedMsgTrustedSignedBeaconBlock, blck: deneb.MsgTrustedSignedBeaconBlock): T =
T(kind: ConsensusFork.Deneb, denebData: blck)
template init*(T: type ForkedTrustedSignedBeaconBlock, blck: phase0.TrustedSignedBeaconBlock): T =
T(kind: ConsensusFork.Phase0, phase0Data: blck)
template init*(T: type ForkedTrustedSignedBeaconBlock, blck: altair.TrustedSignedBeaconBlock): T =
T(kind: ConsensusFork.Altair, altairData: blck)
template init*(T: type ForkedTrustedSignedBeaconBlock, blck: bellatrix.TrustedSignedBeaconBlock): T =
T(kind: ConsensusFork.Bellatrix, bellatrixData: blck)
template init*(T: type ForkedTrustedSignedBeaconBlock, blck: capella.TrustedSignedBeaconBlock): T =
T(kind: ConsensusFork.Capella, capellaData: blck)
template init*(T: type ForkedTrustedSignedBeaconBlock, blck: deneb.TrustedSignedBeaconBlock): T =
T(kind: ConsensusFork.Deneb, denebData: blck)
template init*(T: type ForkedTrustedSignedBeaconBlock, blck: electra.TrustedSignedBeaconBlock): T =
T(kind: ConsensusFork.Electra, electraData: blck)
template toString*(kind: ConsensusFork): string =
case kind
of ConsensusFork.Phase0:
"phase0"
of ConsensusFork.Altair:
"altair"
of ConsensusFork.Bellatrix:
"bellatrix"
of ConsensusFork.Capella:
"capella"
of ConsensusFork.Deneb:
"deneb"
of ConsensusFork.Electra:
"electra"
template init*(T: typedesc[ConsensusFork], value: string): Opt[ConsensusFork] =
case value
of "electra":
Opt.some ConsensusFork.Electra
of "deneb":
Opt.some ConsensusFork.Deneb
of "capella":
Opt.some ConsensusFork.Capella
of "bellatrix":
Opt.some ConsensusFork.Bellatrix
of "altair":
Opt.some ConsensusFork.Altair
of "phase0":
Opt.some ConsensusFork.Phase0
else:
Opt.none(ConsensusFork)
static:
for fork in ConsensusFork:
doAssert ConsensusFork.init(fork.toString()).expect("init defined") == fork
template kind*(x: typedesc[deneb.BlobSidecar]): BlobFork =
BlobFork.Deneb
template kzg_commitment_inclusion_proof_gindex*(
kind: static BlobFork, index: BlobIndex): GeneralizedIndex =
when kind == BlobFork.Deneb:
deneb.kzg_commitment_inclusion_proof_gindex(index)
else:
{.error: "kzg_commitment_inclusion_proof_gindex does not support " & $kind.}
template BlobSidecar*(kind: static BlobFork): auto =
when kind == BlobFork.Deneb:
typedesc[deneb.BlobSidecar]
else:
{.error: "BlobSidecar does not support " & $kind.}
template BlobSidecars*(kind: static BlobFork): auto =
when kind == BlobFork.Deneb:
typedesc[deneb.BlobSidecars]
else:
{.error: "BlobSidecars does not support " & $kind.}
template withAll*(x: typedesc[BlobFork], body: untyped): untyped =
static: doAssert BlobFork.high == BlobFork.Deneb
block:
const blobFork {.inject, used.} = BlobFork.Deneb
body
template withBlobFork*(x: BlobFork, body: untyped): untyped =
case x
of BlobFork.Deneb:
const blobFork {.inject, used.} = BlobFork.Deneb
body
template withForkyBlob*(x: ForkedBlobSidecar, body: untyped): untyped =
case x.kind
of BlobFork.Deneb:
const blobFork {.inject, used.} = BlobFork.Deneb
template forkyBlob: untyped {.inject, used.} = x.denebData
body
func init*(
x: typedesc[ForkedBlobSidecar],
forkyData: ref ForkyBlobSidecar): ForkedBlobSidecar =
const kind = typeof(forkyData[]).kind
when kind == BlobFork.Deneb:
ForkedBlobSidecar(kind: kind, denebData: forkyData)
else:
{.error: "ForkedBlobSidecar.init does not support " & $kind.}
template forky*(x: ForkedBlobSidecar, kind: static BlobFork): untyped =
when kind == BlobFork.Deneb:
x.denebData
else:
{.error: "ForkedBlobSidecar.forky does not support " & $kind.}
func shortLog*[T: ForkedBlobSidecar](x: T): auto =
type ResultType = object
case kind: BlobFork
of BlobFork.Deneb:
denebData: typeof(x.denebData.shortLog())
let xKind = x.kind # https://github.com/nim-lang/Nim/issues/23762
case xKind
of BlobFork.Deneb:
ResultType(kind: xKind, denebData: x.denebData.shortLog())
chronicles.formatIt ForkedBlobSidecar: it.shortLog
template init*(T: type ForkedEpochInfo, info: phase0.EpochInfo): T =
T(kind: EpochInfoFork.Phase0, phase0Data: info)
template init*(T: type ForkedEpochInfo, info: altair.EpochInfo): T =
T(kind: EpochInfoFork.Altair, altairData: info)
template withState*(x: ForkedHashedBeaconState, body: untyped): untyped =
case x.kind
of ConsensusFork.Electra:
const consensusFork {.inject, used.} = ConsensusFork.Electra
template forkyState: untyped {.inject, used.} = x.electraData
body
of ConsensusFork.Deneb:
const consensusFork {.inject, used.} = ConsensusFork.Deneb
template forkyState: untyped {.inject, used.} = x.denebData
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body
of ConsensusFork.Capella:
const consensusFork {.inject, used.} = ConsensusFork.Capella
template forkyState: untyped {.inject, used.} = x.capellaData
body
of ConsensusFork.Bellatrix:
const consensusFork {.inject, used.} = ConsensusFork.Bellatrix
template forkyState: untyped {.inject, used.} = x.bellatrixData
body
of ConsensusFork.Altair:
const consensusFork {.inject, used.} = ConsensusFork.Altair
template forkyState: untyped {.inject, used.} = x.altairData
body
of ConsensusFork.Phase0:
const consensusFork {.inject, used.} = ConsensusFork.Phase0
template forkyState: untyped {.inject, used.} = x.phase0Data
body
template forky*(
x:
ForkedBeaconBlock |
ForkedHashedBeaconState,
kind: static ConsensusFork): untyped =
when kind == ConsensusFork.Electra:
x.electraData
elif kind == ConsensusFork.Deneb:
x.denebData
elif kind == ConsensusFork.Capella:
x.capellaData
elif kind == ConsensusFork.Bellatrix:
x.bellatrixData
elif kind == ConsensusFork.Altair:
x.altairData
elif kind == ConsensusFork.Phase0:
x.phase0Data
else:
static: raiseAssert "Unreachable"
template withEpochInfo*(x: ForkedEpochInfo, body: untyped): untyped =
case x.kind
of EpochInfoFork.Phase0:
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const infoFork {.inject, used.} = EpochInfoFork.Phase0
template info: untyped {.inject.} = x.phase0Data
body
of EpochInfoFork.Altair:
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const infoFork {.inject, used.} = EpochInfoFork.Altair
template info: untyped {.inject.} = x.altairData
body
template withEpochInfo*(
state: phase0.BeaconState, x: var ForkedEpochInfo, body: untyped): untyped =
if x.kind != EpochInfoFork.Phase0:
# Rare, should never happen even, so efficiency a non-issue
x = ForkedEpochInfo(kind: EpochInfoFork.Phase0)
template info: untyped {.inject.} = x.phase0Data
body
template withEpochInfo*(
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state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState |
deneb.BeaconState | electra.BeaconState,
x: var ForkedEpochInfo, body: untyped): untyped =
if x.kind != EpochInfoFork.Altair:
# Rare, so efficiency not critical
x = ForkedEpochInfo(kind: EpochInfoFork.Altair)
template info: untyped {.inject.} = x.altairData
body
func assign*(tgt: var ForkedHashedBeaconState, src: ForkedHashedBeaconState) =
if tgt.kind != src.kind:
# Avoid temporary with ref
tgt = (ref ForkedHashedBeaconState)(kind: src.kind)[]
withState(tgt):
template forkyTgt: untyped = forkyState
template forkySrc: untyped = src.forky(consensusFork)
assign(forkyTgt, forkySrc)
template getStateField*(x: ForkedHashedBeaconState, y: untyped): untyped =
# The use of `unsafeAddr` avoids excessive copying in certain situations, e.g.,
# ```
# for index, validator in getStateField(stateData.data, validators):
# ```
# Without `unsafeAddr`, the `validators` list would be copied to a temporary variable.
(block:
withState(x): unsafeAddr forkyState.data.y)[]
func getStateRoot*(x: ForkedHashedBeaconState): Eth2Digest =
withState(x): forkyState.root
{.push warning[ProveField]:off.} # https://github.com/nim-lang/Nim/issues/22060
func setStateRoot*(x: var ForkedHashedBeaconState, root: Eth2Digest) =
withState(x): forkyState.root = root
{.pop.}
func consensusForkEpoch*(
cfg: RuntimeConfig, consensusFork: ConsensusFork): Epoch =
case consensusFork
of ConsensusFork.Electra:
cfg.ELECTRA_FORK_EPOCH
of ConsensusFork.Deneb:
cfg.DENEB_FORK_EPOCH
of ConsensusFork.Capella:
cfg.CAPELLA_FORK_EPOCH
of ConsensusFork.Bellatrix:
cfg.BELLATRIX_FORK_EPOCH
of ConsensusFork.Altair:
cfg.ALTAIR_FORK_EPOCH
of ConsensusFork.Phase0:
GENESIS_EPOCH
func consensusForkAtEpoch*(cfg: RuntimeConfig, epoch: Epoch): ConsensusFork =
## Return the current fork for the given epoch.
static:
doAssert high(ConsensusFork) == ConsensusFork.Electra
doAssert ConsensusFork.Electra > ConsensusFork.Deneb
doAssert ConsensusFork.Deneb > ConsensusFork.Capella
doAssert ConsensusFork.Capella > ConsensusFork.Bellatrix
doAssert ConsensusFork.Bellatrix > ConsensusFork.Altair
doAssert ConsensusFork.Altair > ConsensusFork.Phase0
doAssert GENESIS_EPOCH == 0
if epoch >= cfg.ELECTRA_FORK_EPOCH: ConsensusFork.Electra
elif epoch >= cfg.DENEB_FORK_EPOCH: ConsensusFork.Deneb
elif epoch >= cfg.CAPELLA_FORK_EPOCH: ConsensusFork.Capella
elif epoch >= cfg.BELLATRIX_FORK_EPOCH: ConsensusFork.Bellatrix
elif epoch >= cfg.ALTAIR_FORK_EPOCH: ConsensusFork.Altair
else: ConsensusFork.Phase0
func consensusForkForDigest*(
forkDigests: ForkDigests, forkDigest: ForkDigest): Opt[ConsensusFork] =
static: doAssert high(ConsensusFork) == ConsensusFork.Electra
if forkDigest == forkDigests.electra:
ok ConsensusFork.Electra
elif forkDigest == forkDigests.deneb:
ok ConsensusFork.Deneb
elif forkDigest == forkDigests.capella:
ok ConsensusFork.Capella
elif forkDigest == forkDigests.bellatrix:
ok ConsensusFork.Bellatrix
elif forkDigest == forkDigests.altair:
ok ConsensusFork.Altair
elif forkDigest == forkDigests.phase0:
ok ConsensusFork.Phase0
else:
err()
func atConsensusFork*(
forkDigests: ForkDigests, consensusFork: ConsensusFork): ForkDigest =
case consensusFork
of ConsensusFork.Electra:
forkDigests.electra
of ConsensusFork.Deneb:
forkDigests.deneb
of ConsensusFork.Capella:
forkDigests.capella
of ConsensusFork.Bellatrix:
forkDigests.bellatrix
of ConsensusFork.Altair:
forkDigests.altair
of ConsensusFork.Phase0:
forkDigests.phase0
template atEpoch*(
forkDigests: ForkDigests, epoch: Epoch, cfg: RuntimeConfig): ForkDigest =
forkDigests.atConsensusFork(cfg.consensusForkAtEpoch(epoch))
template asSigned*(
x: ForkedMsgTrustedSignedBeaconBlock |
ForkedTrustedSignedBeaconBlock
): ForkedSignedBeaconBlock =
isomorphicCast[ForkedSignedBeaconBlock](x)
template asSigned*(
x: ref ForkedMsgTrustedSignedBeaconBlock |
ref ForkedTrustedSignedBeaconBlock
): ref ForkedSignedBeaconBlock =
isomorphicCast[ref ForkedSignedBeaconBlock](x)
template asMsgTrusted*(
x: ForkedSignedBeaconBlock |
ForkedTrustedSignedBeaconBlock
): ForkedMsgTrustedSignedBeaconBlock =
isomorphicCast[ForkedMsgTrustedSignedBeaconBlock](x)
template asMsgTrusted*(
x: ref ForkedSignedBeaconBlock |
ref ForkedTrustedSignedBeaconBlock
): ref ForkedMsgTrustedSignedBeaconBlock =
isomorphicCast[ref ForkedMsgTrustedSignedBeaconBlock](x)
template asTrusted*(
x: ForkedSignedBeaconBlock |
ForkedMsgTrustedSignedBeaconBlock
): ForkedTrustedSignedBeaconBlock =
isomorphicCast[ForkedTrustedSignedBeaconBlock](x)
template asTrusted*(
x: ref ForkedSignedBeaconBlock |
ref ForkedMsgTrustedSignedBeaconBlock
): ref ForkedTrustedSignedBeaconBlock =
isomorphicCast[ref ForkedTrustedSignedBeaconBlock](x)
template withBlck*(
x: ForkedBeaconBlock |
ForkedSignedBeaconBlock | ForkedMsgTrustedSignedBeaconBlock |
ForkedTrustedSignedBeaconBlock | ForkedBlindedBeaconBlock |
ForkedSignedBlindedBeaconBlock,
body: untyped): untyped =
case x.kind
of ConsensusFork.Phase0:
const consensusFork {.inject, used.} = ConsensusFork.Phase0
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template forkyBlck: untyped {.inject, used.} = x.phase0Data
body
of ConsensusFork.Altair:
const consensusFork {.inject, used.} = ConsensusFork.Altair
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template forkyBlck: untyped {.inject, used.} = x.altairData
body
of ConsensusFork.Bellatrix:
const consensusFork {.inject, used.} = ConsensusFork.Bellatrix
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template forkyBlck: untyped {.inject, used.} = x.bellatrixData
body
of ConsensusFork.Capella:
const consensusFork {.inject, used.} = ConsensusFork.Capella
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template forkyBlck: untyped {.inject, used.} = x.capellaData
body
of ConsensusFork.Deneb:
const consensusFork {.inject, used.} = ConsensusFork.Deneb
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template forkyBlck: untyped {.inject, used.} = x.denebData
body
of ConsensusFork.Electra:
const consensusFork {.inject, used.} = ConsensusFork.Electra
template forkyBlck: untyped {.inject, used.} = x.electraData
body
func proposer_index*(x: ForkedBeaconBlock): uint64 =
withBlck(x): forkyBlck.proposer_index
func hash_tree_root*(x: ForkedBeaconBlock): Eth2Digest =
withBlck(x): hash_tree_root(forkyBlck)
func hash_tree_root*(x: Web3SignerForkedBeaconBlock): Eth2Digest =
hash_tree_root(x.data)
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func hash_tree_root*(_: Opt[auto]) {.error.}
template getForkedBlockField*(
x: ForkedSignedBeaconBlock |
ForkedMsgTrustedSignedBeaconBlock |
ForkedTrustedSignedBeaconBlock,
y: untyped): untyped =
# unsafeAddr avoids a copy of the field in some cases
(case x.kind
of ConsensusFork.Phase0: unsafeAddr x.phase0Data.message.y
of ConsensusFork.Altair: unsafeAddr x.altairData.message.y
of ConsensusFork.Bellatrix: unsafeAddr x.bellatrixData.message.y
of ConsensusFork.Capella: unsafeAddr x.capellaData.message.y
of ConsensusFork.Deneb: unsafeAddr x.denebData.message.y
of ConsensusFork.Electra: unsafeAddr x.electraData.message.y)[]
template signature*(x: ForkedSignedBeaconBlock |
ForkedMsgTrustedSignedBeaconBlock |
ForkedSignedBlindedBeaconBlock): ValidatorSig =
withBlck(x): forkyBlck.signature
template signature*(x: ForkedTrustedSignedBeaconBlock): TrustedSig =
withBlck(x): forkyBlck.signature
template root*(x: ForkedSignedBeaconBlock |
ForkedMsgTrustedSignedBeaconBlock |
ForkedTrustedSignedBeaconBlock): Eth2Digest =
withBlck(x): forkyBlck.root
template slot*(x: ForkedSignedBeaconBlock |
ForkedMsgTrustedSignedBeaconBlock |
ForkedTrustedSignedBeaconBlock): Slot =
withBlck(x): forkyBlck.message.slot
template shortLog*(x: ForkedBeaconBlock | ForkedBlindedBeaconBlock): auto =
withBlck(x): shortLog(forkyBlck)
template shortLog*(x: ForkedSignedBeaconBlock |
ForkedMsgTrustedSignedBeaconBlock |
ForkedTrustedSignedBeaconBlock |
ForkedSignedBlindedBeaconBlock): auto =
withBlck(x): shortLog(forkyBlck)
chronicles.formatIt ForkedBeaconBlock: it.shortLog
chronicles.formatIt ForkedSignedBeaconBlock: it.shortLog
chronicles.formatIt ForkedMsgTrustedSignedBeaconBlock: it.shortLog
chronicles.formatIt ForkedTrustedSignedBeaconBlock: it.shortLog
template withForkyMaybeBlindedBlck*(
b: ForkedMaybeBlindedBeaconBlock,
body: untyped): untyped =
case b.kind
of ConsensusFork.Electra:
const consensusFork {.inject, used.} = ConsensusFork.Electra
template d: untyped = b.electraData
case d.isBlinded:
of true:
const isBlinded {.inject, used.} = true
template forkyMaybeBlindedBlck: untyped {.inject, used.} = d.blindedData
body
of false:
const isBlinded {.inject, used.} = false
template forkyMaybeBlindedBlck: untyped {.inject, used.} = d.data
body
of ConsensusFork.Deneb:
const consensusFork {.inject, used.} = ConsensusFork.Deneb
template d: untyped = b.denebData
case d.isBlinded:
of true:
const isBlinded {.inject, used.} = true
template forkyMaybeBlindedBlck: untyped {.inject, used.} = d.blindedData
body
of false:
const isBlinded {.inject, used.} = false
template forkyMaybeBlindedBlck: untyped {.inject, used.} = d.data
body
of ConsensusFork.Capella:
const
consensusFork {.inject, used.} = ConsensusFork.Capella
isBlinded {.inject, used.} = false
template forkyMaybeBlindedBlck: untyped {.inject, used.} = b.capellaData
body
of ConsensusFork.Bellatrix:
const
consensusFork {.inject, used.} = ConsensusFork.Bellatrix
isBlinded {.inject, used.} = false
template forkyMaybeBlindedBlck: untyped {.inject, used.} = b.bellatrixData
body
of ConsensusFork.Altair:
const
consensusFork {.inject, used.} = ConsensusFork.Altair
isBlinded {.inject, used.} = false
template forkyMaybeBlindedBlck: untyped {.inject, used.} = b.altairData
body
of ConsensusFork.Phase0:
const
consensusFork {.inject, used.} = ConsensusFork.Phase0
isBlinded {.inject, used.} = false
template forkyMaybeBlindedBlck: untyped {.inject, used.} = b.phase0Data
body
template shortLog*(x: ForkedMaybeBlindedBeaconBlock): auto =
withForkyMaybeBlindedBlck(x):
when consensusFork >= ConsensusFork.Deneb:
when isBlinded == true:
shortLog(forkyMaybeBlindedBlck)
else:
shortLog(forkyMaybeBlindedBlck.`block`)
else:
shortLog(forkyMaybeBlindedBlck)
template withStateAndBlck*(
s: ForkedHashedBeaconState,
b: ForkedBeaconBlock | ForkedSignedBeaconBlock |
ForkedMsgTrustedSignedBeaconBlock |
ForkedTrustedSignedBeaconBlock,
body: untyped): untyped =
case s.kind
of ConsensusFork.Electra:
const consensusFork {.inject, used.} = ConsensusFork.Electra
template forkyState: untyped {.inject.} = s.electraData
template forkyBlck: untyped {.inject.} = b.electraData
body
of ConsensusFork.Deneb:
const consensusFork {.inject, used.} = ConsensusFork.Deneb
template forkyState: untyped {.inject.} = s.denebData
template forkyBlck: untyped {.inject.} = b.denebData
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body
of ConsensusFork.Capella:
const consensusFork {.inject, used.} = ConsensusFork.Capella
template forkyState: untyped {.inject.} = s.capellaData
template forkyBlck: untyped {.inject.} = b.capellaData
body
of ConsensusFork.Bellatrix:
const consensusFork {.inject, used.} = ConsensusFork.Bellatrix
template forkyState: untyped {.inject.} = s.bellatrixData
template forkyBlck: untyped {.inject.} = b.bellatrixData
body
of ConsensusFork.Altair:
const consensusFork {.inject, used.} = ConsensusFork.Altair
template forkyState: untyped {.inject.} = s.altairData
template forkyBlck: untyped {.inject.} = b.altairData
body
of ConsensusFork.Phase0:
const consensusFork {.inject, used.} = ConsensusFork.Phase0
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template forkyState: untyped {.inject, used.} = s.phase0Data
template forkyBlck: untyped {.inject, used.} = b.phase0Data
body
func toBeaconBlockHeader*(
blck: SomeForkyBeaconBlock | deneb_mev.BlindedBeaconBlock |
electra_mev.BlindedBeaconBlock): BeaconBlockHeader =
## Reduce a given `BeaconBlock` to its `BeaconBlockHeader`.
BeaconBlockHeader(
slot: blck.slot,
proposer_index: blck.proposer_index,
parent_root: blck.parent_root,
state_root: blck.state_root,
body_root: blck.body.hash_tree_root())
template toBeaconBlockHeader*(
blck: SomeForkySignedBeaconBlock): BeaconBlockHeader =
## Reduce a given `SignedBeaconBlock` to its `BeaconBlockHeader`.
blck.message.toBeaconBlockHeader()
template toBeaconBlockHeader*(
blckParam: ForkedMsgTrustedSignedBeaconBlock |
ForkedTrustedSignedBeaconBlock): BeaconBlockHeader =
## Reduce a given signed beacon block to its `BeaconBlockHeader`.
withBlck(blckParam): forkyBlck.toBeaconBlockHeader()
func toSignedBeaconBlockHeader*(
signedBlock: SomeForkySignedBeaconBlock |
deneb_mev.SignedBlindedBeaconBlock): SignedBeaconBlockHeader =
## Reduce a given `SignedBeaconBlock` to its `SignedBeaconBlockHeader`.
SignedBeaconBlockHeader(
message: signedBlock.message.toBeaconBlockHeader(),
signature: signedBlock.signature)
func genesisFork*(cfg: RuntimeConfig): Fork =
Fork(
previous_version: cfg.GENESIS_FORK_VERSION,
current_version: cfg.GENESIS_FORK_VERSION,
epoch: GENESIS_EPOCH)
func altairFork*(cfg: RuntimeConfig): Fork =
Fork(
previous_version: cfg.GENESIS_FORK_VERSION,
current_version: cfg.ALTAIR_FORK_VERSION,
epoch: cfg.ALTAIR_FORK_EPOCH)
func bellatrixFork*(cfg: RuntimeConfig): Fork =
Fork(
previous_version: cfg.ALTAIR_FORK_VERSION,
current_version: cfg.BELLATRIX_FORK_VERSION,
epoch: cfg.BELLATRIX_FORK_EPOCH)
func capellaFork*(cfg: RuntimeConfig): Fork =
Fork(
previous_version: cfg.BELLATRIX_FORK_VERSION,
current_version: cfg.CAPELLA_FORK_VERSION,
epoch: cfg.CAPELLA_FORK_EPOCH)
func denebFork*(cfg: RuntimeConfig): Fork =
Fork(
previous_version: cfg.CAPELLA_FORK_VERSION,
current_version: cfg.DENEB_FORK_VERSION,
epoch: cfg.DENEB_FORK_EPOCH)
func electraFork*(cfg: RuntimeConfig): Fork =
Fork(
previous_version: cfg.DENEB_FORK_VERSION,
current_version: cfg.ELECTRA_FORK_VERSION,
epoch: cfg.ELECTRA_FORK_EPOCH)
func forkAtEpoch*(cfg: RuntimeConfig, epoch: Epoch): Fork =
case cfg.consensusForkAtEpoch(epoch)
of ConsensusFork.Electra: cfg.electraFork
of ConsensusFork.Deneb: cfg.denebFork
of ConsensusFork.Capella: cfg.capellaFork
of ConsensusFork.Bellatrix: cfg.bellatrixFork
of ConsensusFork.Altair: cfg.altairFork
of ConsensusFork.Phase0: cfg.genesisFork
func forkVersionAtEpoch*(cfg: RuntimeConfig, epoch: Epoch): Version =
case cfg.consensusForkAtEpoch(epoch)
of ConsensusFork.Electra: cfg.ELECTRA_FORK_VERSION
of ConsensusFork.Deneb: cfg.DENEB_FORK_VERSION
of ConsensusFork.Capella: cfg.CAPELLA_FORK_VERSION
of ConsensusFork.Bellatrix: cfg.BELLATRIX_FORK_VERSION
of ConsensusFork.Altair: cfg.ALTAIR_FORK_VERSION
of ConsensusFork.Phase0: cfg.GENESIS_FORK_VERSION
func nextForkEpochAtEpoch*(cfg: RuntimeConfig, epoch: Epoch): Epoch =
case cfg.consensusForkAtEpoch(epoch)
of ConsensusFork.Electra: FAR_FUTURE_EPOCH
of ConsensusFork.Deneb: cfg.ELECTRA_FORK_EPOCH
of ConsensusFork.Capella: cfg.DENEB_FORK_EPOCH
of ConsensusFork.Bellatrix: cfg.CAPELLA_FORK_EPOCH
of ConsensusFork.Altair: cfg.BELLATRIX_FORK_EPOCH
of ConsensusFork.Phase0: cfg.ALTAIR_FORK_EPOCH
func forkVersion*(cfg: RuntimeConfig, consensusFork: ConsensusFork): Version =
case consensusFork
of ConsensusFork.Phase0: cfg.GENESIS_FORK_VERSION
of ConsensusFork.Altair: cfg.ALTAIR_FORK_VERSION
of ConsensusFork.Bellatrix: cfg.BELLATRIX_FORK_VERSION
of ConsensusFork.Capella: cfg.CAPELLA_FORK_VERSION
of ConsensusFork.Deneb: cfg.DENEB_FORK_VERSION
of ConsensusFork.Electra: cfg.ELECTRA_FORK_VERSION
func blobForkAtConsensusFork*(consensusFork: ConsensusFork): Opt[BlobFork] =
static: doAssert BlobFork.high == BlobFork.Deneb
if consensusFork >= ConsensusFork.Deneb:
Opt.some BlobFork.Deneb
else:
Opt.none BlobFork
func lcDataForkAtConsensusFork*(
consensusFork: ConsensusFork): LightClientDataFork =
static: doAssert LightClientDataFork.high == LightClientDataFork.Electra
if consensusFork >= ConsensusFork.Electra:
LightClientDataFork.Electra
elif consensusFork >= ConsensusFork.Deneb:
LightClientDataFork.Deneb
elif consensusFork >= ConsensusFork.Capella:
LightClientDataFork.Capella
elif consensusFork >= ConsensusFork.Altair:
LightClientDataFork.Altair
else:
LightClientDataFork.None
func getForkSchedule*(cfg: RuntimeConfig): array[5, Fork] =
## This procedure returns list of known and/or scheduled forks.
##
## This procedure is used by HTTP REST framework and validator client.
##
## NOTE: Update this procedure when new fork will be scheduled.
[cfg.genesisFork(), cfg.altairFork(), cfg.bellatrixFork(), cfg.capellaFork(),
cfg.denebFork()]
type
# The first few fields of a state, shared across all forks
BeaconStateHeader* = object
genesis_time*: uint64
genesis_validators_root*: Eth2Digest
slot*: Slot
func readSszForkedHashedBeaconState*(
consensusFork: ConsensusFork, data: openArray[byte]):
ForkedHashedBeaconState {.raises: [SszError].} =
# TODO https://github.com/nim-lang/Nim/issues/19357
result = ForkedHashedBeaconState(kind: consensusFork)
withState(result):
readSszBytes(data, forkyState.data)
forkyState.root = hash_tree_root(forkyState.data)
template readSszForkedHashedBeaconState*(
cfg: RuntimeConfig, slot: Slot, data: openArray[byte]):
ForkedHashedBeaconState =
cfg.consensusForkAtEpoch(slot.epoch()).readSszForkedHashedBeaconState(data)
func readSszForkedHashedBeaconState*(cfg: RuntimeConfig, data: openArray[byte]):
ForkedHashedBeaconState {.raises: [SerializationError].} =
## Read a state picking the right fork by first reading the slot from the byte
## source
const numHeaderBytes = fixedPortionSize(BeaconStateHeader)
if data.len() < numHeaderBytes:
raise (ref MalformedSszError)(msg: "Incomplete BeaconState header")
let header = SSZ.decode(
data.toOpenArray(0, numHeaderBytes - 1), BeaconStateHeader)
# TODO https://github.com/nim-lang/Nim/issues/19357
result = readSszForkedHashedBeaconState(cfg, header.slot, data)
type
ForkedBeaconBlockHeader = object
message: uint32 # message offset
signature: ValidatorSig
slot: Slot # start of BeaconBlock
func readSszForkedSignedBeaconBlock*(
cfg: RuntimeConfig, data: openArray[byte]):
ForkedSignedBeaconBlock {.raises: [SerializationError].} =
## Helper to read a header from bytes when it's not certain what kind of block
## it is
const numHeaderBytes = fixedPortionSize(ForkedBeaconBlockHeader)
if data.len() < numHeaderBytes:
raise (ref MalformedSszError)(msg: "Incomplete SignedBeaconBlock header")
let header = SSZ.decode(
data.toOpenArray(0, numHeaderBytes - 1), ForkedBeaconBlockHeader)
# TODO https://github.com/nim-lang/Nim/issues/19357
result = ForkedSignedBeaconBlock(
kind: cfg.consensusForkAtEpoch(header.slot.epoch()))
withBlck(result):
readSszBytes(data, forkyBlck)
# https://github.com/ethereum/consensus-specs/blob/v1.4.0/specs/phase0/beacon-chain.md#compute_fork_data_root
func compute_fork_data_root*(current_version: Version,
genesis_validators_root: Eth2Digest): Eth2Digest =
## Return the 32-byte fork data root for the ``current_version`` and
## ``genesis_validators_root``.
## This is used primarily in signature domains to avoid collisions across
## forks/chains.
hash_tree_root(ForkData(
current_version: current_version,
genesis_validators_root: genesis_validators_root
))
# https://github.com/ethereum/consensus-specs/blob/v1.4.0-beta.6/specs/phase0/beacon-chain.md#compute_fork_digest
func compute_fork_digest*(current_version: Version,
genesis_validators_root: Eth2Digest): ForkDigest =
## Return the 4-byte fork digest for the ``current_version`` and
## ``genesis_validators_root``.
## This is a digest primarily used for domain separation on the p2p layer.
## 4-bytes suffices for practical separation of forks/chains.
array[4, byte](result)[0..3] =
compute_fork_data_root(
current_version, genesis_validators_root).data.toOpenArray(0, 3)
func init*(T: type ForkDigests,
cfg: RuntimeConfig,
genesis_validators_root: Eth2Digest): T =
static: doAssert high(ConsensusFork) == ConsensusFork.Electra
T(
phase0:
compute_fork_digest(cfg.GENESIS_FORK_VERSION, genesis_validators_root),
altair:
compute_fork_digest(cfg.ALTAIR_FORK_VERSION, genesis_validators_root),
bellatrix:
compute_fork_digest(cfg.BELLATRIX_FORK_VERSION, genesis_validators_root),
capella:
compute_fork_digest(cfg.CAPELLA_FORK_VERSION, genesis_validators_root),
deneb:
compute_fork_digest(cfg.DENEB_FORK_VERSION, genesis_validators_root),
electra:
compute_fork_digest(cfg.ELECTRA_FORK_VERSION, genesis_validators_root)
)
func toBlockId*(header: BeaconBlockHeader): BlockId =
BlockId(root: header.hash_tree_root(), slot: header.slot)
func toBlockId*(blck: SomeForkySignedBeaconBlock): BlockId =
BlockId(root: blck.root, slot: blck.message.slot)
func toBlockId*(blck: ForkedSignedBeaconBlock |
ForkedMsgTrustedSignedBeaconBlock |
ForkedTrustedSignedBeaconBlock): BlockId =
withBlck(blck): BlockId(root: forkyBlck.root, slot: forkyBlck.message.slot)
func historical_summaries*(state: ForkedHashedBeaconState):
HashList[HistoricalSummary, Limit HISTORICAL_ROOTS_LIMIT] =
withState(state):
when consensusFork >= ConsensusFork.Capella:
forkyState.data.historical_summaries
else:
HashList[HistoricalSummary, Limit HISTORICAL_ROOTS_LIMIT]()
template init*(T: type ForkedMaybeBlindedBeaconBlock,
blck: phase0.BeaconBlock): T =
ForkedMaybeBlindedBeaconBlock(
kind: ConsensusFork.Phase0,
phase0Data: blck)
template init*(T: type ForkedMaybeBlindedBeaconBlock,
blck: altair.BeaconBlock): T =
ForkedMaybeBlindedBeaconBlock(
kind: ConsensusFork.Altair,
altairData: blck)
template init*(T: type ForkedMaybeBlindedBeaconBlock,
blck: bellatrix.BeaconBlock,
evalue: Opt[UInt256], cvalue: Opt[UInt256]): T =
ForkedMaybeBlindedBeaconBlock(
kind: ConsensusFork.Bellatrix,
bellatrixData: blck,
consensusValue: cvalue,
executionValue: evalue)
template init*(T: type ForkedMaybeBlindedBeaconBlock,
blck: capella.BeaconBlock,
evalue: Opt[UInt256], cvalue: Opt[UInt256]): T =
ForkedMaybeBlindedBeaconBlock(
kind: ConsensusFork.Capella,
capellaData: blck,
consensusValue: cvalue,
executionValue: evalue)
template init*(T: type ForkedMaybeBlindedBeaconBlock,
blck: deneb.BlockContents,
evalue: Opt[UInt256], cvalue: Opt[UInt256]): T =
ForkedMaybeBlindedBeaconBlock(
kind: ConsensusFork.Deneb,
denebData: deneb_mev.MaybeBlindedBeaconBlock(
isBlinded: false,
data: blck),
consensusValue: cvalue,
executionValue: evalue)
template init*(T: type ForkedMaybeBlindedBeaconBlock,
blck: deneb_mev.BlindedBeaconBlock,
evalue: Opt[UInt256], cvalue: Opt[UInt256]): T =
ForkedMaybeBlindedBeaconBlock(
kind: ConsensusFork.Deneb,
denebData: deneb_mev.MaybeBlindedBeaconBlock(
isBlinded: true,
blindedData: blck),
consensusValue: cvalue,
executionValue: evalue)
template init*(T: type ForkedMaybeBlindedBeaconBlock,
blck: electra.BlockContents,
evalue: Opt[UInt256], cvalue: Opt[UInt256]): T =
ForkedMaybeBlindedBeaconBlock(
kind: ConsensusFork.Electra,
electraData: electra_mev.MaybeBlindedBeaconBlock(
isBlinded: false,
data: blck),
consensusValue: cvalue,
executionValue: evalue)
template init*(T: type ForkedMaybeBlindedBeaconBlock,
blck: electra_mev.BlindedBeaconBlock,
evalue: Opt[UInt256], cvalue: Opt[UInt256]): T =
ForkedMaybeBlindedBeaconBlock(
kind: ConsensusFork.Electra,
electraData: electra_mev.MaybeBlindedBeaconBlock(
isBlinded: true,
blindedData: blck),
consensusValue: cvalue,
executionValue: evalue)
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func committee_index*(
v: phase0.Attestation, on_chain: static bool = false): uint64 =
v.data.index
func committee_index*(v: electra.Attestation, on_chain: static bool): uint64 =
when on_chain:
{.error: "cannot get single committee_index for on_chain attestation".}
else:
uint64 v.committee_bits.get_committee_index_one().expect("network attestation")