mirror of
https://github.com/codex-storage/nim-codex.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>
80 lines
1.6 KiB
Nim
80 lines
1.6 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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{.push raises: [Defect].}
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import std/sequtils
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import pkg/chronos
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import pkg/libp2p
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import pkg/chronicles
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import pkg/questionable
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import pkg/questionable/results
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import ./blockstore
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import ../blocktype
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export blockstore
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logScope:
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topics = "dagger memstore"
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type
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MemoryStore* = ref object of BlockStore
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blocks: seq[Block] # TODO: Should be an LRU cache
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method getBlock*(
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b: MemoryStore,
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cid: Cid): Future[?!Block] {.async.} =
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## Get a block from the stores
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##
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trace "Getting block", cid
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let found = b.blocks.filterIt(
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it.cid == cid
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)
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if found.len <= 0:
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return failure("Couldn't get block")
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trace "Retrieved block", cid
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return found[0].success
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method hasBlock*(s: MemoryStore, cid: Cid): bool =
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## check if the block exists
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##
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s.blocks.anyIt( it.cid == cid )
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method putBlock*(
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s: MemoryStore,
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blk: Block): Future[bool] {.async.} =
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## Put a block to the blockstore
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##
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trace "Putting block", cid = blk.cid
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s.blocks.add(blk)
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return blk.cid in s
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method delBlock*(
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s: MemoryStore,
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cid: Cid): Future[bool] {.async.} =
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## delete a block/s from the block store
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##
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s.blocks.keepItIf( it.cid != cid )
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return cid notin s
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func new*(_: type MemoryStore, blocks: openArray[Block] = []): MemoryStore =
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MemoryStore(
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blocks: @blocks
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)
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