mirror of
https://github.com/ethereum/consensus-specs.git
synced 2026-01-14 13:08:02 -05:00
83 lines
2.1 KiB
Python
83 lines
2.1 KiB
Python
from eth2spec.test.context import spec_targets
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from eth2spec.debug.encode import encode
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from eth2spec.debug.tools import (
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get_state_from_json_file,
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get_state_from_ssz_encoded,
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dump_yaml_fn,
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output_ssz_to_file,
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)
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if __name__ == '__main__':
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import argparse
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parser = argparse.ArgumentParser()
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parser.add_argument(
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"--state-path",
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dest="state_path",
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required=True,
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help='the snappy-ed state file path',
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)
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parser.add_argument(
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"-o",
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"--output-dir",
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dest="output_dir",
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required=True,
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help='the output directory',
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)
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parser.add_argument(
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"--fork",
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dest="fork",
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default='capella',
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help='the version of the state',
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)
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parser.add_argument(
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"--preset",
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dest="preset",
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default='mainnet',
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help='the version of the state',
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)
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parser.add_argument(
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"--field",
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dest="field",
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required=False,
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help='specific field',
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)
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parser.add_argument(
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"--is-snappy",
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dest="is_snappy",
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help='is snappy compressed',
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action='store_true', # False by default
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)
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parser.add_argument(
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"--is-json",
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dest="is_json",
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help='is JSON file from REST API',
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action='store_true', # False by default
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)
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args = parser.parse_args()
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state_path = args.state_path
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output_dir = args.output_dir
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preset = args.preset
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fork = args.fork
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field = args.field
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is_snappy = args.is_snappy
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is_json = args.is_json
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try:
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spec = spec_targets[preset][fork]
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except KeyError as e:
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print(f'[Error] Wrong key {preset} or {fork}:')
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print(e)
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exit()
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if is_json:
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state = get_state_from_json_file(spec, file_path=state_path)
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else:
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state = get_state_from_ssz_encoded(spec, file_path=state_path, is_snappy=is_snappy)
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# Output specific field to file
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if field is not None and field in state.fields():
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value = state.__getattr__(field)
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output_ssz_to_file(output_dir, value, dump_yaml_fn)
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