278 lines
7.5 KiB
Nim
278 lines
7.5 KiB
Nim
import std/sequtils
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import std/algorithm
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import pkg/asynctest/chronos/unittest
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import pkg/chronos
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import pkg/stew/byteutils
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import pkg/codex/rng
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import pkg/codex/stores
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import pkg/codex/blockexchange
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import pkg/codex/chunker
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import pkg/codex/discovery
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import pkg/codex/blocktype as bt
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import ../../examples
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import ../../helpers
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asyncchecksuite "NetworkStore engine - 2 nodes":
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let
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chunker1 = RandomChunker.new(Rng.instance(), size = 2048, chunkSize = 256'nb)
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chunker2 = RandomChunker.new(Rng.instance(), size = 2048, chunkSize = 256'nb)
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var
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nodeCmps1, nodeCmps2: NodesComponents
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peerCtx1, peerCtx2: BlockExcPeerCtx
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pricing1, pricing2: Pricing
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blocks1, blocks2: seq[bt.Block]
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pendingBlocks1, pendingBlocks2: seq[Future[bt.Block]]
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setup:
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while true:
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let chunk = await chunker1.getBytes()
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if chunk.len <= 0:
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break
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blocks1.add(bt.Block.new(chunk).tryGet())
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while true:
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let chunk = await chunker2.getBytes()
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if chunk.len <= 0:
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break
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blocks2.add(bt.Block.new(chunk).tryGet())
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nodeCmps1 = generateNodes(1, blocks1)[0]
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nodeCmps2 = generateNodes(1, blocks2)[0]
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await allFuturesThrowing(
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nodeCmps1.switch.start(),
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nodeCmps1.blockDiscovery.start(),
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nodeCmps1.engine.start(),
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nodeCmps2.switch.start(),
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nodeCmps2.blockDiscovery.start(),
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nodeCmps2.engine.start())
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# initialize our want lists
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pendingBlocks1 = blocks2[0..3].mapIt(
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nodeCmps1.pendingBlocks.getWantHandle( it.cid )
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)
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pendingBlocks2 = blocks1[0..3].mapIt(
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nodeCmps2.pendingBlocks.getWantHandle( it.cid )
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)
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pricing1 = Pricing.example()
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pricing2 = Pricing.example()
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pricing1.address = nodeCmps1.wallet.address
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pricing2.address = nodeCmps2.wallet.address
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nodeCmps1.engine.pricing = pricing1.some
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nodeCmps2.engine.pricing = pricing2.some
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await nodeCmps1.switch.connect(
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nodeCmps2.switch.peerInfo.peerId,
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nodeCmps2.switch.peerInfo.addrs)
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await sleepAsync(1.seconds) # give some time to exchange lists
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peerCtx2 = nodeCmps1.peerStore.get(nodeCmps2.switch.peerInfo.peerId)
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peerCtx1 = nodeCmps2.peerStore.get(nodeCmps1.switch.peerInfo.peerId)
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check isNil(peerCtx1).not
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check isNil(peerCtx2).not
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teardown:
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await allFuturesThrowing(
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nodeCmps1.blockDiscovery.stop(),
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nodeCmps1.engine.stop(),
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nodeCmps1.switch.stop(),
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nodeCmps2.blockDiscovery.stop(),
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nodeCmps2.engine.stop(),
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nodeCmps2.switch.stop())
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test "Should exchange blocks on connect":
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await allFuturesThrowing(
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allFinished(pendingBlocks1))
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.wait(10.seconds)
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await allFuturesThrowing(
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allFinished(pendingBlocks2))
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.wait(10.seconds)
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check:
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(await allFinished(
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blocks1[0..3].mapIt(
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nodeCmps2.localStore.getBlock( it.cid ) )))
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.filterIt( it.completed and it.read.isOk )
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.mapIt( $it.read.get.cid ).sorted(cmp[string]) ==
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blocks1[0..3].mapIt( $it.cid ).sorted(cmp[string])
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(await allFinished(
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blocks2[0..3].mapIt(
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nodeCmps1.localStore.getBlock( it.cid ) )))
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.filterIt( it.completed and it.read.isOk )
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.mapIt( $it.read.get.cid ).sorted(cmp[string]) ==
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blocks2[0..3].mapIt( $it.cid ).sorted(cmp[string])
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test "Should exchanges accounts on connect":
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check peerCtx1.account.?address == pricing1.address.some
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check peerCtx2.account.?address == pricing2.address.some
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test "Should send want-have for block":
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let blk = bt.Block.new("Block 1".toBytes).tryGet()
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let blkFut = nodeCmps1.pendingBlocks.getWantHandle( blk.cid )
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(await nodeCmps2.localStore.putBlock(blk)).tryGet()
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let entry = WantListEntry(
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address: blk.address,
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priority: 1,
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cancel: false,
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wantType: WantType.WantBlock,
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sendDontHave: false)
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peerCtx1.peerWants.add(entry)
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check nodeCmps2
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.engine
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.taskQueue
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.pushOrUpdateNoWait(peerCtx1).isOk
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check eventually (await nodeCmps1.localStore.hasBlock(blk.cid)).tryGet()
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check eventually (await blkFut) == blk
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test "Should get blocks from remote":
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let
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blocks = await allFinished(
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blocks2[4..7].mapIt(
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nodeCmps1.networkStore.getBlock(it.cid)
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))
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check blocks.mapIt( it.read().tryGet() ) == blocks2[4..7]
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test "Remote should send blocks when available":
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let blk = bt.Block.new("Block 1".toBytes).tryGet()
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# should fail retrieving block from remote
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check not await blk.cid in nodeCmps1.networkStore
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# second trigger blockexc to resolve any pending requests
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# for the block
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(await nodeCmps2.networkStore.putBlock(blk)).tryGet()
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# should succeed retrieving block from remote
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check await nodeCmps1.networkStore.getBlock(blk.cid)
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.withTimeout(100.millis) # should succeed
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test "Should receive payments for blocks that were sent":
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discard await allFinished(
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blocks2[4..7].mapIt(
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nodeCmps2.networkStore.putBlock(it)
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))
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discard await allFinished(
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blocks2[4..7].mapIt(
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nodeCmps1.networkStore.getBlock(it.cid)
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))
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let
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channel = !peerCtx1.paymentChannel
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wallet = nodeCmps2.wallet
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check eventually wallet.balance(channel, Asset) > 0
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asyncchecksuite "NetworkStore - multiple nodes":
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let
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chunker = RandomChunker.new(Rng.instance(), size = 4096, chunkSize = 256'nb)
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var
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switch: seq[Switch]
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networkStore: seq[NetworkStore]
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blocks: seq[bt.Block]
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setup:
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while true:
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let chunk = await chunker.getBytes()
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if chunk.len <= 0:
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break
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blocks.add(bt.Block.new(chunk).tryGet())
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for e in generateNodes(5):
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switch.add(e.switch)
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networkStore.add(e.networkStore)
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await e.engine.start()
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await allFuturesThrowing(
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switch.mapIt( it.start() )
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)
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teardown:
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await allFuturesThrowing(
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switch.mapIt( it.stop() )
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)
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switch = @[]
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networkStore = @[]
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test "Should receive blocks for own want list":
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let
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downloader = networkStore[4]
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engine = downloader.engine
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# Add blocks from 1st peer to want list
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let
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downloadCids =
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blocks[0..3].mapIt(
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it.cid
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) &
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blocks[12..15].mapIt(
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it.cid
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)
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pendingBlocks = downloadCids.mapIt(
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engine.pendingBlocks.getWantHandle( it )
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)
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for i in 0..15:
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(await networkStore[i div 4].engine.localStore.putBlock(blocks[i])).tryGet()
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await connectNodes(switch)
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await sleepAsync(1.seconds)
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await allFuturesThrowing(
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allFinished(pendingBlocks))
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check:
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(await allFinished(
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downloadCids.mapIt(
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downloader.localStore.getBlock( it ) )))
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.filterIt( it.completed and it.read.isOk )
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.mapIt( $it.read.get.cid ).sorted(cmp[string]) ==
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downloadCids.mapIt( $it ).sorted(cmp[string])
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test "Should exchange blocks with multiple nodes":
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let
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downloader = networkStore[4]
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engine = downloader.engine
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# Add blocks from 1st peer to want list
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let
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pendingBlocks1 = blocks[0..3].mapIt(
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engine.pendingBlocks.getWantHandle( it.cid )
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)
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pendingBlocks2 = blocks[12..15].mapIt(
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engine.pendingBlocks.getWantHandle( it.cid )
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)
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for i in 0..15:
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(await networkStore[i div 4].engine.localStore.putBlock(blocks[i])).tryGet()
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await connectNodes(switch)
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await sleepAsync(1.seconds)
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await allFuturesThrowing(
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allFinished(pendingBlocks1),
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allFinished(pendingBlocks2))
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check pendingBlocks1.mapIt( it.read ) == blocks[0..3]
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check pendingBlocks2.mapIt( it.read ) == blocks[12..15]
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