vouch/CHANGELOG.md

1.2.0 release candidate 1:

• decrypt local accounts in parallel to reduce startup time
• add 'advanced' scheduler, designed to be more robust with higher parallel job load
• fetch wallet accounts from Dirk in parallel
• fetch process-concurrency configuration value from most specific point in hierarchy
• add metrics to track strategy operation results
• support Altair:
  • support updated go-eth2-client for versioned data
  • manage sync committee operations:
    • generate sync committee messages
    • act as sync committee aggregator as required
• added metrics to track strategy operation results
• provide release metric in vouch_release
• provide ready metric in vouch_ready
• handle chain reorganisations, updating duties as appropriate
• add controller.max_attestation_delay option
• introduce aggregate attestation strategy, allowing selection of best or first aggregate attestation from a set
• add 'epoch_slot' label to 'vouch_block_receipt_delay_seconds' metric

1.0.4:

• retain existing validator list if an attempted refresh returns no results
• avoid crash when a Vouch cannot obtain the RANDAO reveal for a block proposal

1.0.3:

• update go-eth2-client to avoid crash with Lighthouse 1.0.4+
• metric 'vouch_attestation_process_duration_seconds' now counts multiple attestations correctly
• re-implement accountmanager metrics

1.0.2:

• avoid crash in "best" attestationdata strategy

1.0.1:

• include source and target epochs when scoring attestation data

1.0.0:

• mainnet-ready
• introduce attestation data strategy, allowing selection of best or first attestation from a set
• used updated go-eth2-client to support current beacon node API versions
• rework controller to schedule jobs in separate functions, allowing future flexibility
• break accountmanager in to accountmanager, signer and validatorsmanager
  • better for maintainability and additional features
• provide clearer log messages for submitter
• upgrade wallet account manager to be able to accept multiple attestations to sign in a single request

0.9.0

• use go-eth2-client for all beacon node communications
• beacon block proposal strategy now scales per-node scores based on the distance between the slot and its parent
• add a default process concurrency for strategies
• fix race condition in "first" beacon block proposal strategy
• tidy up trace logging for scheduler

0.6.2

• do not attempt to aggregate a failed attestation
• error appropriately when misconfigured
• avoid crash if accountmanager not configured
• avoid crash if beacon committee subscription information is not present
• add measurement of validator status fetching operations
• increase maximum block receipt delay metric from 4s to 12s
• add internal ability to list names of all active scheduler jobs
• ensure duplicated attestations are only counted as 1 in block proposal score
• ensure genesis attesters are scheduled appropriately
• do not continue if attempt to acquire a semaphore fails
• fetch validators without balances, for (much) faster response from Prysm
• do not fetch validator status twice on startup
• log module selections when a choice is made

0.6.1

• update documentation for account managers, explaining the difference between Dirk and wallet
• add submitter configuration to documentation
• use latest version of go-eth2-client to enable timeouts
• if Vouch fails to obtain an updated list of validators continue with what it has
• block proposal calculation counts slashed indices rather than slashing entries

0.6.0

• initial release