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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>
50 lines
1.6 KiB
Nim
50 lines
1.6 KiB
Nim
## Nim-Codex
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## Copyright (c) 2022 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/upraises
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push: {.upraises: [].}
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import std/sugar
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import pkg/questionable/results
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import pkg/datastore
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import pkg/libp2p
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import ../namespaces
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import ../manifest
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const
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CodexMetaKey* = Key.init(CodexMetaNamespace).tryGet
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CodexRepoKey* = Key.init(CodexRepoNamespace).tryGet
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CodexBlocksKey* = Key.init(CodexBlocksNamespace).tryGet
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CodexTotalBlocksKey* = Key.init(CodexBlockTotalNamespace).tryGet
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CodexManifestKey* = Key.init(CodexManifestNamespace).tryGet
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BlocksTtlKey* = Key.init(CodexBlocksTtlNamespace).tryGet
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BlockProofKey* = Key.init(CodexBlockProofNamespace).tryGet
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QuotaKey* = Key.init(CodexQuotaNamespace).tryGet
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QuotaUsedKey* = (QuotaKey / "used").tryGet
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QuotaReservedKey* = (QuotaKey / "reserved").tryGet
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func makePrefixKey*(postFixLen: int, cid: Cid): ?!Key =
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let
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cidKey = ? Key.init(($cid)[^postFixLen..^1] & "/" & $cid)
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if ? cid.isManifest:
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success CodexManifestKey / cidKey
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else:
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success CodexBlocksKey / cidKey
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proc createBlockExpirationMetadataKey*(cid: Cid): ?!Key =
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BlocksTtlKey / $cid
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proc createBlockExpirationMetadataQueryKey*(): ?!Key =
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let queryString = ? (BlocksTtlKey / "*")
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Key.init(queryString)
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proc createBlockCidAndProofMetadataKey*(treeCid: Cid, index: Natural): ?!Key =
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(BlockProofKey / $treeCid).flatMap((k: Key) => k / $index)
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