mirror of
https://github.com/codex-storage/nim-codex.git
synced 2025-02-03 08:34:37 +00:00
d3dbbc75fa
* don't force logging syncs * Add failing test * wip discovery engine * re-add chronicles sinks * wip * move network related stuff to own folder * move peer related stuff to own folder * extract discovery into it's own engine * update imports * move pending blocks into engine module * add top level exports * update imports * update import paths * update imports * support for inflight request filtering and tests * use `remove` instead of `del` * fix sorting in `selectCheapest` * re-org test file structure * fix to use discovery engine * file re-org * fix compilation * fixup discovery to use async handlers * more re-org * rework with support for discovery engine * add logging * use defaults * wip: reworking with discoveryengine * wip: more test fixes * more logging * use ordered table * use `bt` for blocktype Block * fix tests * make tests work with discovery engine * expose all node components * fix to work with discovery engine * wip * propagate cancellation in listBlocks * start/stop disc engine in blockexc engine * remove disc engine start/stop * wire up discovery engine * misc comments and imports * pass discovery to dagger node * set sleep timers * unused imports * misc * don't spawn a task, await it * don't await handlers * trace logging * reduce default sleep time Co-authored-by: Tanguy <tanguy@status.im>
92 lines
2.3 KiB
Nim
92 lines
2.3 KiB
Nim
## Nim-Dagger
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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 pkg/chronos
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import pkg/chronicles
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import pkg/protobuf_serialization
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import pkg/libp2p
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import ./protobuf/blockexc
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logScope:
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topics = "dagger blockexc networkpeer"
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const
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MaxMessageSize = 100 * 1024 * 1024 # manifest files can be big
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type
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RPCHandler* = proc(peer: NetworkPeer, msg: Message): Future[void] {.gcsafe.}
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NetworkPeer* = ref object of RootObj
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id*: PeerId
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handler*: RPCHandler
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sendConn: Connection
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getConn: ConnProvider
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proc connected*(b: NetworkPeer): bool =
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not(isNil(b.sendConn)) and
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not(b.sendConn.closed or b.sendConn.atEof)
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proc readLoop*(b: NetworkPeer, conn: Connection) {.async.} =
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if isNil(conn):
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return
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try:
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while not conn.atEof:
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let
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data = await conn.readLp(MaxMessageSize)
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msg: Message = Protobuf.decode(data, Message)
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trace "Got message for peer", peer = b.id
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await b.handler(b, msg)
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except CatchableError as exc:
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trace "Exception in blockexc read loop", exc = exc.msg
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finally:
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await conn.close()
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proc connect*(b: NetworkPeer): Future[Connection] {.async.} =
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if b.connected:
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return b.sendConn
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b.sendConn = await b.getConn()
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asyncSpawn b.readLoop(b.sendConn)
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return b.sendConn
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proc send*(b: NetworkPeer, msg: Message) {.async.} =
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let conn = await b.connect()
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if isNil(conn):
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trace "Unable to get send connection for peer message not sent", peer = b.id
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return
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trace "Sending message to remote", peer = b.id
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await conn.writeLp(Protobuf.encode(msg))
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proc broadcast*(b: NetworkPeer, msg: Message) =
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proc sendAwaiter() {.async.} =
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try:
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await b.send(msg)
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except CatchableError as exc:
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trace "Exception broadcasting message to peer", peer = b.id, exc = exc.msg
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asyncSpawn sendAwaiter()
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func new*(
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T: type NetworkPeer,
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peer: PeerId,
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connProvider: ConnProvider,
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rpcHandler: RPCHandler): T =
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doAssert(not isNil(connProvider),
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"should supply connection provider")
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NetworkPeer(
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id: peer,
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getConn: connProvider,
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handler: rpcHandler)
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