93 lines
3.0 KiB
Nim
93 lines
3.0 KiB
Nim
# beacon_chain
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# Copyright (c) 2018-2022 Status Research & Development GmbH
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# Licensed and distributed under either of
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# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
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# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
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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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{.push raises: [Defect].}
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import
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std/[os, strformat],
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chronicles,
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./spec/[
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beaconstate, eth2_ssz_serialization, eth2_merkleization, forks, helpers],
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./spec/datatypes/[phase0, altair]
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export
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beaconstate, eth2_ssz_serialization, eth2_merkleization, forks
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# Dump errors are generally not fatal where used currently - the code calling
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# these functions, like most code, is not exception safe
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template logErrors(body: untyped) =
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try:
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body
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except CatchableError as err:
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notice "Failed to write SSZ", dir, msg = err.msg
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proc dump*(dir: string, v: AttestationData, validator: ValidatorPubKey) =
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logErrors:
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SSZ.saveFile(dir / &"att-{v.slot}-{v.index}-{shortLog(validator)}.ssz", v)
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proc dump*(dir: string, v: ForkyTrustedSignedBeaconBlock) =
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logErrors:
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SSZ.saveFile(dir / &"block-{v.message.slot}-{shortLog(v.root)}.ssz", v)
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proc dump*(dir: string, v: ForkySignedBeaconBlock) =
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logErrors:
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SSZ.saveFile(dir / &"block-{v.message.slot}-{shortLog(v.root)}.ssz", v)
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proc dump*(dir: string, v: ForkyHashedBeaconState) =
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mixin saveFile
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logErrors:
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SSZ.saveFile(
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dir / &"state-{v.data.slot}-{shortLog(v.latest_block_root)}-{shortLog(v.root)}.ssz",
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v.data)
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proc dump*(dir: string, v: SyncCommitteeMessage, validator: ValidatorPubKey) =
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logErrors:
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SSZ.saveFile(dir / &"sync-committee-msg-{v.slot}-{shortLog(validator)}.ssz", v)
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proc dump*(dir: string, v: altair.LightClientBootstrap) =
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logErrors:
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let
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prefix = "bootstrap"
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slot = v.header.slot
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blck = shortLog(v.header.hash_tree_root())
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root = shortLog(v.hash_tree_root())
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SSZ.saveFile(
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dir / &"{prefix}-{slot}-{blck}-{root}.ssz", v)
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proc dump*(dir: string, v: SomeLightClientUpdate) =
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logErrors:
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let
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prefix =
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when v is altair.LightClientUpdate:
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"update"
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elif v is altair.LightClientFinalityUpdate:
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"finality-update"
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elif v is altair.LightClientOptimisticUpdate:
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"optimistic-update"
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attestedSlot = v.attested_header.slot
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attestedBlck = shortLog(v.attested_header.hash_tree_root())
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syncCommitteeSuffix =
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when v is SomeLightClientUpdateWithSyncCommittee:
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if v.is_sync_committee_update:
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"s"
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else:
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"x"
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else:
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""
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finalitySuffix =
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when v is SomeLightClientUpdateWithFinality:
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if v.is_finality_update:
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"f"
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else:
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"x"
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else:
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""
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suffix = syncCommitteeSuffix & finalitySuffix
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root = shortLog(v.hash_tree_root())
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SSZ.saveFile(
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dir / &"{prefix}-{attestedSlot}-{attestedBlck}-{suffix}-{root}.ssz", v)
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