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https://github.com/codex-storage/nim-codex.git
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2396c4d76d
* Blockexchange uses merkle root and index to fetch blocks * Links the network store getTree to the local store. * Update codex/stores/repostore.nim Co-authored-by: Dmitriy Ryajov <dryajov@gmail.com> Signed-off-by: Tomasz Bekas <tomasz.bekas@gmail.com> * Rework erasure.nim to include recent cleanup * Revert accidential changes to lib versions * Addressing review comments * Storing proofs instead of trees * Fix a comment * Fix broken tests * Fix for broken testerasure.nim * Addressing PR comments --------- Signed-off-by: Tomasz Bekas <tomasz.bekas@gmail.com> Co-authored-by: benbierens <thatbenbierens@gmail.com> Co-authored-by: Dmitriy Ryajov <dryajov@gmail.com>
72 lines
2.1 KiB
Nim
72 lines
2.1 KiB
Nim
## Nim-Codex
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## Copyright (c) 2021 Status Research & Development GmbH
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## Licensed under either of
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## * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
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## * MIT license ([LICENSE-MIT](LICENSE-MIT))
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## at your option.
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## This file may not be copied, modified, or distributed except according to
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## those terms.
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import std/sequtils
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import std/tables
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import std/sugar
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import std/sets
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import pkg/chronicles
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import pkg/libp2p
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import pkg/chronos
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import pkg/nitro
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import pkg/questionable
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import ../protobuf/blockexc
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import ../protobuf/payments
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import ../protobuf/presence
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import ../../blocktype
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export payments, nitro
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logScope:
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topics = "codex peercontext"
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type
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BlockExcPeerCtx* = ref object of RootObj
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id*: PeerId
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blocks*: Table[BlockAddress, Presence] # remote peer have list including price
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peerWants*: seq[WantListEntry] # remote peers want lists
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exchanged*: int # times peer has exchanged with us
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lastExchange*: Moment # last time peer has exchanged with us
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account*: ?Account # ethereum account of this peer
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paymentChannel*: ?ChannelId # payment channel id
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proc peerHave*(self: BlockExcPeerCtx): seq[BlockAddress] =
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toSeq(self.blocks.keys)
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proc peerHaveCids*(self: BlockExcPeerCtx): HashSet[Cid] =
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self.blocks.keys.toSeq.mapIt(it.cidOrTreeCid).toHashSet
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proc peerWantsCids*(self: BlockExcPeerCtx): HashSet[Cid] =
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self.peerWants.mapIt(it.address.cidOrTreeCid).toHashSet
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proc contains*(self: BlockExcPeerCtx, address: BlockAddress): bool =
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address in self.blocks
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func setPresence*(self: BlockExcPeerCtx, presence: Presence) =
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self.blocks[presence.address] = presence
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func cleanPresence*(self: BlockExcPeerCtx, addresses: seq[BlockAddress]) =
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for a in addresses:
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self.blocks.del(a)
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func cleanPresence*(self: BlockExcPeerCtx, address: BlockAddress) =
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self.cleanPresence(@[address])
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func price*(self: BlockExcPeerCtx, addresses: seq[BlockAddress]): UInt256 =
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var price = 0.u256
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for a in addresses:
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self.blocks.withValue(a, precense):
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price += precense[].price
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trace "Blocks price", price
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price
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