mirror of
https://github.com/codex-storage/nim-codex.git
synced 2025-01-23 11:20:41 +00:00
2fc7c75fd2
* get rid of unneeded files * don't reuse batch callback * move out storage contract handlers * wip * add storage handler, to handle storage contracts interactions * split out node tests * a bit more cleanup * remove storage handler, move back into node * add missing raises: * wip: add support for rebuilding slot * split out tests * wip * rework indexing strategy to return an iterator * convert to seq * minor api change (meh, might revert) * steping strategy should not die * allow fetching batches for manifests and indicies * restored expiry update * restored expiry update functionality * avoid closing datastores twice * correct wrong rename * fixes sigsegv
74 lines
2.1 KiB
Nim
74 lines
2.1 KiB
Nim
import pkg/chronicles
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import pkg/questionable
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import pkg/questionable/results
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import ../../blocktype as bt
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import ../../market
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import ../salesagent
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import ../statemachine
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import ./errorhandling
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import ./cancelled
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import ./failed
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import ./filled
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import ./initialproving
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import ./errored
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type
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SaleDownloading* = ref object of ErrorHandlingState
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logScope:
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topics = "marketplace sales downloading"
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method `$`*(state: SaleDownloading): string = "SaleDownloading"
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method onCancelled*(state: SaleDownloading, request: StorageRequest): ?State =
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return some State(SaleCancelled())
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method onFailed*(state: SaleDownloading, request: StorageRequest): ?State =
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return some State(SaleFailed())
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method onSlotFilled*(state: SaleDownloading, requestId: RequestId,
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slotIndex: UInt256): ?State =
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return some State(SaleFilled())
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method run*(state: SaleDownloading, machine: Machine): Future[?State] {.async.} =
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let agent = SalesAgent(machine)
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let data = agent.data
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let context = agent.context
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let reservations = context.reservations
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without onStore =? context.onStore:
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raiseAssert "onStore callback not set"
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without request =? data.request:
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raiseAssert "no sale request"
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without reservation =? data.reservation:
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raiseAssert("no reservation")
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logScope:
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requestId = request.id
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slotIndex = data.slotIndex
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reservationId = reservation.id
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availabilityId = reservation.availabilityId
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proc onBlocks(blocks: seq[bt.Block]): Future[?!void] {.async.} =
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# release batches of blocks as they are written to disk and
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# update availability size
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var bytes: uint = 0
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for blk in blocks:
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bytes += blk.data.len.uint
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trace "Releasing batch of bytes written to disk", bytes
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return await reservations.release(reservation.id,
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reservation.availabilityId,
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bytes)
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trace "Starting download"
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if err =? (await onStore(request,
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data.slotIndex,
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onBlocks)).errorOption:
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return some State(SaleErrored(error: err))
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trace "Download complete"
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return some State(SaleInitialProving())
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