253 lines
7.4 KiB
Nim
253 lines
7.4 KiB
Nim
import std/sequtils
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import std/algorithm
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import pkg/asynctest
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import pkg/chronos
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import pkg/stew/byteutils
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import pkg/libp2p
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import pkg/libp2p/errors
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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 ../../helpers
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suite "NetworkStore engine - 2 nodes":
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let
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chunker1 = RandomChunker.new(Rng.instance(), size = 1024, chunkSize = 256)
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chunker2 = RandomChunker.new(Rng.instance(), size = 1024, chunkSize = 256)
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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.mapIt( nodeCmps1.pendingBlocks.getWantHandle( it.cid ) )
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pendingBlocks2 = blocks1.mapIt( nodeCmps2.pendingBlocks.getWantHandle( it.cid ) )
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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 want lists 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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peerCtx1.peerHave.mapIt( $it ).sorted(cmp[string]) ==
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pendingBlocks2.mapIt( $it.read.cid ).sorted(cmp[string])
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peerCtx2.peerHave.mapIt( $it ).sorted(cmp[string]) ==
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pendingBlocks1.mapIt( $it.read.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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check await nodeCmps2.localStore.putBlock(blk)
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let entry = Entry(
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`block`: blk.cid.data.buffer,
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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 nodeCmps1.localStore.hasBlock(blk.cid)
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test "Should get blocks from remote":
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let blocks = await allFinished(
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blocks2.mapIt( nodeCmps1.networkStore.getBlock(it.cid) ))
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check blocks.mapIt( !it.read ) == blocks2
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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 nodeCmps1.networkStore.getBlock(blk.cid)
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.withTimeout(100.millis) # should expire
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# second trigger blockexc to resolve any pending requests
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# for the block
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check await nodeCmps2.networkStore.putBlock(blk)
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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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let blocks = await allFinished(
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blocks2.mapIt( nodeCmps1.networkStore.getBlock(it.cid) ))
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let channel = !peerCtx1.paymentChannel
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let wallet = nodeCmps2.wallet
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check eventually wallet.balance(channel, Asset) > 0
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suite "NetworkStore - multiple nodes":
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let
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chunker = RandomChunker.new(Rng.instance(), size = 4096, chunkSize = 256)
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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 haves 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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pendingBlocks1 = blocks[0..3].mapIt( engine.pendingBlocks.getWantHandle( it.cid ) )
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pendingBlocks2 = blocks[12..15].mapIt( engine.pendingBlocks.getWantHandle( it.cid ))
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await allFutures(
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blocks[0..3].mapIt( networkStore[0].engine.localStore.putBlock(it) ))
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await allFutures(
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blocks[4..7].mapIt( networkStore[1].engine.localStore.putBlock(it) ))
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await allFutures(
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blocks[8..11].mapIt( networkStore[2].engine.localStore.putBlock(it) ))
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await allFutures(
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blocks[12..15].mapIt( networkStore[3].engine.localStore.putBlock(it) ))
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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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let
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peers = toSeq(engine.peers)
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check:
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peers[0].peerHave.mapIt($it).sorted(cmp[string]) ==
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blocks[0..3].mapIt( $(it.cid) ).sorted(cmp[string])
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peers[3].peerHave.mapIt($it).sorted(cmp[string]) ==
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blocks[12..15].mapIt( $(it.cid) ).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( engine.pendingBlocks.getWantHandle( it.cid ) )
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pendingBlocks2 = blocks[12..15].mapIt( engine.pendingBlocks.getWantHandle( it.cid ))
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await allFutures(
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blocks[0..3].mapIt( networkStore[0].engine.localStore.putBlock(it) ))
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await allFutures(
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blocks[4..7].mapIt( networkStore[1].engine.localStore.putBlock(it) ))
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await allFutures(
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blocks[8..11].mapIt( networkStore[2].engine.localStore.putBlock(it) ))
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await allFutures(
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blocks[12..15].mapIt( networkStore[3].engine.localStore.putBlock(it) ))
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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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