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Include recently slashed churn in exit churn queue #785

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merged 7 commits into from
Mar 19, 2019
Merged

Include recently slashed churn in exit churn queue #785

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e912ed7
Include recently slashed churn in churn queue
JustinDrake Mar 15, 2019
1236e8e
Update 0_beacon-chain.md
JustinDrake Mar 15, 2019
709e0df
Update 0_beacon-chain.md
JustinDrake Mar 15, 2019
e5ff0d5
Update 0_beacon-chain.md
JustinDrake Mar 16, 2019
cf06cb5
Merge branch 'dev' into JustinDrake-patch-13
djrtwo Mar 19, 2019
23ef802
fix small bug in sytax
djrtwo Mar 19, 2019
24f1139
add explicit test that ensures exists are blocked when too long since…
djrtwo Mar 19, 2019
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6 changes: 5 additions & 1 deletion specs/core/0_beacon-chain.md
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Original file line number Diff line number Diff line change
Expand Up @@ -595,6 +595,7 @@ The types are defined topologically to aid in facilitating an executable version
'validator_registry': [Validator],
'validator_balances': ['uint64'],
'validator_registry_update_epoch': 'uint64',
'validator_registry_update_slashed_balances': 'uint64',

# Randomness and committees
'latest_randao_mixes': ['bytes32', LATEST_RANDAO_MIXES_LENGTH],
Expand Down Expand Up @@ -2102,7 +2103,9 @@ def update_validator_registry(state: BeaconState) -> None:
activate_validator(state, index, is_genesis=False)

# Exit validators within the allowable balance churn
balance_churn = 0
total_at_start = state.validator_registry_update_slashed_balances
total_at_end = state.latest_slashed_balances[current_epoch % LATEST_SLASHED_EXIT_LENGTH]
balance_churn = total_at_end - total_at_start
for index, validator in enumerate(state.validator_registry):
if validator.exit_epoch == FAR_FUTURE_EPOCH and validator.initiated_exit:
# Check the balance churn would be within the allowance
Expand All @@ -2114,6 +2117,7 @@ def update_validator_registry(state: BeaconState) -> None:
exit_validator(state, index)

state.validator_registry_update_epoch = current_epoch
state.validator_registry_update_slashed_balances = total_at_end
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```

Run the following function:
Expand Down