mirror of
https://github.com/status-im/nim-dagger.git
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fbe161a073
* settup basic nim node * adding http utils * adding confutils * rough rest api proto * adding missing deps * turn tls emulation off * adding toml serialization * wip * adding missing deps * make sure to clean old state in teardown * adding file upload rest endpoint * renaming blockexchange to networkstore * updating nim-presto * updating libp2p * wip adding streaming upload * reworked chunking * bump to latest unstable * adding asyncfutures stream * make streamable * deleting unused files * reworking stores api * use new stores api * rework blockset and remove blockstream * don't return option from constructor * rework chunker * wip implement upload * fix tests * move unrelated logic to engine * don't print entire message * logging * basic encode/decode to/from dag-pb * add basic upload/download support * fix tests * renaming blockset to manifest * don't pass config to node * remove config and use new manifest * wip: make endpoints more reliable * wip: adding node tests * include correct manifest test * removing asyncfutures * proper chunking of files * simplify stream reading * test with encoding/decoding with many blocks * add block storing tests * adding retrieval test * add logging * tidy up chunker * tidy up manifest and node * use default chunk size * fix tests * fix tests * make sure Eof is set properly * wip * minor cleanup * add file utils * cleanup config * splitout DaggerServer and "main" * remove events since they are not used * add broadcast method to network peer * add and wire localstore * use localstore in the node * wip * logging * move file utils * use the constant * updating deps * fix memstore * use latest libp2p unstable * fix tests * rework block streaming * don't fail storing if the block already exists * add helper info endpoint * correct comment * rename localstore to fsstore * fix tests * remove unused tests * add test to retrieve one block * move some test files around * consolidate setup * Update dagger/blockexchange/engine.nim Co-authored-by: Tanguy <tanguy@status.im> * typo * better block path handling * don't inherit rootobj * remove useless template * Update tests/dagger/blockexc/testblockexc.nim Co-authored-by: markspanbroek <mark@spanbroek.net> * use isMainModule * use proper flag for starter/stoped * cleanup optional use * wrap in isMainModule * use `cancelAndAwait` * remove unused imports * wip * don't use optional * use functional error api * rework store tests and add fs tests * Block.new() to Block.init() * don't use optional for engine blocks * use result instead of optional for getBlock * remove unused imports * move stopping servers to `shutdown` * use result instead of optional * rework with results * fix tests * use waitFor in signal handlers * error helper * use `?` and mapFailure where possible * remove unnecesary `=?` * improve empty cid digest initialization Co-authored-by: Tanguy <tanguy@status.im> Co-authored-by: markspanbroek <mark@spanbroek.net>
73 lines
1.7 KiB
Nim
73 lines
1.7 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 std/tables
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import pkg/questionable
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import pkg/chronicles
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import pkg/chronos
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import pkg/libp2p
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import ../blocktype
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logScope:
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topics = "dagger blockexc pendingblocks"
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type
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PendingBlocksManager* = ref object of RootObj
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blocks*: Table[Cid, Future[Block]] # pending Block requests
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proc addOrAwait*(
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p: PendingBlocksManager,
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cid: Cid): Future[Block] {.async.} =
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## Add an event for a block
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##
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if cid notin p.blocks:
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p.blocks[cid] = newFuture[Block]()
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trace "Adding pending future for block", cid
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try:
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return await p.blocks[cid]
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except CancelledError as exc:
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trace "Blocks cancelled", exc = exc.msg, cid
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raise exc
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except CatchableError as exc:
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trace "Pending WANT failed or expired", exc = exc.msg
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finally:
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p.blocks.del(cid)
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proc resolve*(
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p: PendingBlocksManager,
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blocks: seq[Block]) =
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## Resolve pending blocks
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##
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for blk in blocks:
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# resolve any pending blocks
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if blk.cid in p.blocks:
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let pending = p.blocks[blk.cid]
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if not pending.finished:
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trace "Resolving block", cid = $blk.cid
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pending.complete(blk)
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p.blocks.del(blk.cid)
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proc pending*(
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p: PendingBlocksManager,
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cid: Cid): bool = cid in p.blocks
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proc contains*(
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p: PendingBlocksManager,
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cid: Cid): bool = p.pending(cid)
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func new*(T: type PendingBlocksManager): T =
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T(
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blocks: initTable[Cid, Future[Block]]()
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)
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