127 lines
3.5 KiB
Nim
127 lines
3.5 KiB
Nim
# Nimbus
|
|
# Copyright (c) 2023-2024 Status Research & Development GmbH
|
|
# Licensed and distributed under either of
|
|
# * MIT license (license terms in the root directory or at
|
|
# https://opensource.org/licenses/MIT).
|
|
# * Apache v2 license (license terms in the root directory or at
|
|
# https://www.apache.org/licenses/LICENSE-2.0).
|
|
# at your option. This file may not be copied, modified, or distributed
|
|
# except according to those terms.
|
|
|
|
import
|
|
./skeleton_desc
|
|
|
|
{.push gcsafe, raises: [].}
|
|
|
|
logScope:
|
|
topics = "skeleton"
|
|
|
|
const
|
|
# How often to log sync status (in ms)
|
|
STATUS_LOG_INTERVAL* = initDuration(microseconds = 8000)
|
|
zeroBlockHash* = Hash256()
|
|
|
|
# ------------------------------------------------------------------------------
|
|
# Misc helpers
|
|
# ------------------------------------------------------------------------------
|
|
|
|
func u64*(h: BlockHeader): uint64 =
|
|
h.number
|
|
|
|
func blockHash*(x: Opt[BlockHeader]): Hash256 =
|
|
if x.isSome: x.get.blockHash
|
|
else: zeroBlockHash
|
|
|
|
func numberStr*(x: Opt[BlockHeader]): string =
|
|
if x.isSome: $(x.get.u64)
|
|
else: "N/A"
|
|
|
|
func blockHashStr*(x: Opt[BlockHeader]): string =
|
|
if x.isSome: x.get.blockHash.short
|
|
else: "N/A"
|
|
|
|
func blockHashStr*(x: BlockHeader): string =
|
|
x.blockHash.short
|
|
|
|
# ------------------------------------------------------------------------------
|
|
# Segment helpers
|
|
# ------------------------------------------------------------------------------
|
|
|
|
func segment*(head, tail: uint64, next: Hash256): Segment =
|
|
Segment(head: head, tail: tail, next: next)
|
|
|
|
func short(s: Segment): string =
|
|
s.next.short
|
|
|
|
func `$`*(s: Segment): string =
|
|
result = "head: " & $s.head &
|
|
", tail: " & $s.tail &
|
|
", next: " & s.short
|
|
|
|
# ------------------------------------------------------------------------------
|
|
# Progress helpers
|
|
# ------------------------------------------------------------------------------
|
|
|
|
proc add*(ss: Progress, s: Segment) =
|
|
ss.segments.add s
|
|
|
|
proc add*(ss: Progress, head, tail: uint64, next: Hash256) =
|
|
ss.add Segment(head: head, tail: tail, next: next)
|
|
|
|
# ------------------------------------------------------------------------------
|
|
# SkeletonRef helpers
|
|
# ------------------------------------------------------------------------------
|
|
|
|
func isEmpty*(sk: SkeletonRef): bool =
|
|
sk.progress.segments.len == 0
|
|
|
|
func notEmpty*(sk: SkeletonRef): bool =
|
|
sk.progress.segments.len > 0
|
|
|
|
func blockHeight*(sk: SkeletonRef): uint64 =
|
|
sk.chain.com.syncCurrent
|
|
|
|
func genesisHash*(sk: SkeletonRef): Hash256 =
|
|
sk.chain.com.genesisHash
|
|
|
|
func com*(sk: SkeletonRef): CommonRef =
|
|
sk.chain.com
|
|
|
|
func len*(sk: SkeletonRef): int =
|
|
sk.progress.segments.len
|
|
|
|
func last*(sk: SkeletonRef): Segment =
|
|
sk.progress.segments[^1]
|
|
|
|
func second*(sk: SkeletonRef): Segment =
|
|
sk.progress.segments[^2]
|
|
|
|
iterator subchains*(sk: SkeletonRef): Segment =
|
|
for sub in sk.progress.segments:
|
|
yield sub
|
|
|
|
iterator pairs*(sk: SkeletonRef): (int, Segment) =
|
|
for i, sub in sk.progress.segments:
|
|
yield (i, sub)
|
|
|
|
proc push*(sk: SkeletonRef, s: Segment) =
|
|
sk.progress.add s
|
|
|
|
proc push*(sk: SkeletonRef, head, tail: uint64, next: Hash256) =
|
|
sk.progress.add(head, tail, next)
|
|
|
|
proc removeLast*(sk: SkeletonRef) =
|
|
discard sk.progress.segments.pop
|
|
|
|
proc removeSecond*(sk: SkeletonRef) =
|
|
sk.progress.segments.delete(sk.len-2)
|
|
|
|
proc removeAllButLast*(sk: SkeletonRef) =
|
|
let last = sk.progress.segments.pop
|
|
for sub in sk.subchains:
|
|
debug "Canonical subchain linked with main, removing junked chains", sub
|
|
sk.progress.segments = @[last]
|
|
|
|
proc clear*(sk: SkeletonRef) =
|
|
sk.progress.segments.setLen(0)
|