nimbus-eth1/nimbus/sync/snap/worker_desc.nim

73 lines
2.5 KiB
Nim

# Nimbus
# Copyright (c) 2021 Status Research & Development GmbH
# Licensed under either of
# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or
# http://www.apache.org/licenses/LICENSE-2.0)
# * MIT license ([LICENSE-MIT](LICENSE-MIT) or
# http://opensource.org/licenses/MIT)
# at your option. This file may not be copied, modified, or distributed
# except according to those terms.
{.push raises: [].}
import
eth/[common, p2p],
../../db/select_backend,
../misc/ticker,
../sync_desc,
./worker/get/get_error,
./worker/db/[snapdb_desc]
export
sync_desc # worker desc prototype
type
SnapBuddyData* = object
## Peer-worker local descriptor data extension
errors*: GetErrorStatsRef ## For error handling
full*: RootRef ## Peer local full sync descriptor
# snap*: RootRef ## Peer local snap sync descriptor
SnapSyncPassType* = enum
## Current sync mode, after a snapshot has been downloaded, the system
## proceeds with full sync.
SnapSyncMode = 0 ## Start mode
FullSyncMode
SnapSyncPass* = object
## Full specs for all sync modes. This table must be held in the main
## descriptor and initialised at run time. The table values are opaque
## and will be specified in the worker module(s).
active*: SnapSyncPassType
tab*: array[SnapSyncPassType,RootRef]
SnapCtxData* = object
## Globally shared data extension
rng*: ref HmacDrbgContext ## Random generator
snapDb*: SnapDbRef ## Accounts snapshot DB
# Info
beaconHeader*: BlockHeader ## Running on beacon chain
enableTicker*: bool ## Advisary, extra level of gossip
ticker*: TickerRef ## Ticker, logger descriptor
# Snap/full mode muliplexing
syncMode*: SnapSyncPass ## Sync mode methods & data
# Snap sync parameters, pivot table
snap*: RootRef ## Global snap sync descriptor
# Full sync continuation parameters
fullHeader*: Option[BlockHeader] ## Start full sync from here
full*: RootRef ## Global full sync descriptor
SnapBuddyRef* = BuddyRef[SnapCtxData,SnapBuddyData]
## Extended worker peer descriptor
SnapCtxRef* = CtxRef[SnapCtxData]
## Extended global descriptor
# ------------------------------------------------------------------------------
# End
# ------------------------------------------------------------------------------