395 lines
10 KiB
Nim
395 lines
10 KiB
Nim
## Nim-Libp2p
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## Copyright (c) 2018 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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{.used.}
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import unittest, sequtils, options, tables
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import chronos, stew/byteutils
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import utils,
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../../libp2p/[errors,
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switch,
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stream/connection,
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crypto/crypto,
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protocols/pubsub/pubsub,
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protocols/pubsub/floodsub,
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protocols/pubsub/rpc/messages,
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protocols/pubsub/peertable]
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import ../helpers
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proc waitSub(sender, receiver: auto; key: string) {.async, gcsafe.} =
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# turn things deterministic
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# this is for testing purposes only
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var ceil = 15
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let fsub = cast[FloodSub](sender)
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while not fsub.floodsub.hasKey(key) or
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not fsub.floodsub.hasPeerID(key, receiver.peerInfo.peerId):
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await sleepAsync(100.millis)
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dec ceil
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doAssert(ceil > 0, "waitSub timeout!")
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suite "FloodSub":
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teardown:
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checkTrackers()
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test "FloodSub basic publish/subscribe A -> B":
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proc runTests() {.async.} =
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var completionFut = newFuture[bool]()
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proc handler(topic: string, data: seq[byte]) {.async, gcsafe.} =
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check topic == "foobar"
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completionFut.complete(true)
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let
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nodes = generateNodes(2)
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# start switches
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nodesFut = await allFinished(
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nodes[0].switch.start(),
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nodes[1].switch.start(),
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)
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# start pubsub
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await allFuturesThrowing(
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allFinished(
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nodes[0].start(),
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nodes[1].start(),
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))
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await subscribeNodes(nodes)
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await nodes[1].subscribe("foobar", handler)
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await waitSub(nodes[0], nodes[1], "foobar")
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check (await nodes[0].publish("foobar", "Hello!".toBytes())) > 0
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check (await completionFut.wait(5.seconds)) == true
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await allFuturesThrowing(
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nodes[0].switch.stop(),
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nodes[1].switch.stop()
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)
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await allFuturesThrowing(
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nodes[0].stop(),
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nodes[1].stop()
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)
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await allFuturesThrowing(nodesFut.concat())
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waitFor(runTests())
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test "FloodSub basic publish/subscribe B -> A":
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proc runTests() {.async.} =
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var completionFut = newFuture[bool]()
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proc handler(topic: string, data: seq[byte]) {.async, gcsafe.} =
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check topic == "foobar"
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completionFut.complete(true)
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let
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nodes = generateNodes(2)
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# start switches
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nodesFut = await allFinished(
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nodes[0].switch.start(),
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nodes[1].switch.start(),
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)
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# start pubsubcon
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await allFuturesThrowing(
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allFinished(
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nodes[0].start(),
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nodes[1].start(),
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))
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await subscribeNodes(nodes)
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await nodes[0].subscribe("foobar", handler)
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await waitSub(nodes[1], nodes[0], "foobar")
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check (await nodes[1].publish("foobar", "Hello!".toBytes())) > 0
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check (await completionFut.wait(5.seconds)) == true
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await allFuturesThrowing(
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nodes[0].switch.stop(),
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nodes[1].switch.stop()
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)
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await allFuturesThrowing(
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nodes[0].stop(),
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nodes[1].stop()
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)
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await allFuturesThrowing(nodesFut)
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waitFor(runTests())
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test "FloodSub validation should succeed":
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proc runTests() {.async.} =
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var handlerFut = newFuture[bool]()
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proc handler(topic: string, data: seq[byte]) {.async, gcsafe.} =
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check topic == "foobar"
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handlerFut.complete(true)
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let
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nodes = generateNodes(2)
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# start switches
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nodesFut = await allFinished(
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nodes[0].switch.start(),
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nodes[1].switch.start(),
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)
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# start pubsubcon
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await allFuturesThrowing(
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allFinished(
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nodes[0].start(),
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nodes[1].start(),
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))
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await subscribeNodes(nodes)
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await nodes[1].subscribe("foobar", handler)
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await waitSub(nodes[0], nodes[1], "foobar")
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var validatorFut = newFuture[bool]()
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proc validator(topic: string,
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message: Message): Future[ValidationResult] {.async.} =
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check topic == "foobar"
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validatorFut.complete(true)
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result = ValidationResult.Accept
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nodes[1].addValidator("foobar", validator)
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check (await nodes[0].publish("foobar", "Hello!".toBytes())) > 0
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check (await handlerFut) == true
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await allFuturesThrowing(
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nodes[0].switch.stop(),
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nodes[1].switch.stop()
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)
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await allFuturesThrowing(
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nodes[0].stop(),
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nodes[1].stop()
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)
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await allFuturesThrowing(nodesFut)
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waitFor(runTests())
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test "FloodSub validation should fail":
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proc runTests() {.async.} =
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proc handler(topic: string, data: seq[byte]) {.async, gcsafe.} =
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check false # if we get here, it should fail
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let
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nodes = generateNodes(2)
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# start switches
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nodesFut = await allFinished(
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nodes[0].switch.start(),
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nodes[1].switch.start(),
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)
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# start pubsubcon
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await allFuturesThrowing(
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allFinished(
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nodes[0].start(),
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nodes[1].start(),
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))
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await subscribeNodes(nodes)
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await nodes[1].subscribe("foobar", handler)
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await waitSub(nodes[0], nodes[1], "foobar")
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var validatorFut = newFuture[bool]()
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proc validator(topic: string,
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message: Message): Future[ValidationResult] {.async.} =
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validatorFut.complete(true)
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result = ValidationResult.Reject
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nodes[1].addValidator("foobar", validator)
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discard await nodes[0].publish("foobar", "Hello!".toBytes())
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await allFuturesThrowing(
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nodes[0].switch.stop(),
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nodes[1].switch.stop()
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)
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await allFuturesThrowing(
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nodes[0].stop(),
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nodes[1].stop()
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)
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await allFuturesThrowing(nodesFut)
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waitFor(runTests())
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test "FloodSub validation one fails and one succeeds":
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proc runTests() {.async.} =
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var handlerFut = newFuture[bool]()
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proc handler(topic: string, data: seq[byte]) {.async, gcsafe.} =
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check topic == "foo"
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handlerFut.complete(true)
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let
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nodes = generateNodes(2)
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# start switches
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nodesFut = await allFinished(
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nodes[0].switch.start(),
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nodes[1].switch.start(),
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)
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# start pubsubcon
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await allFuturesThrowing(
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allFinished(
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nodes[0].start(),
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nodes[1].start(),
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))
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await subscribeNodes(nodes)
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await nodes[1].subscribe("foo", handler)
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await waitSub(nodes[0], nodes[1], "foo")
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await nodes[1].subscribe("bar", handler)
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await waitSub(nodes[0], nodes[1], "bar")
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proc validator(topic: string,
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message: Message): Future[ValidationResult] {.async.} =
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if topic == "foo":
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result = ValidationResult.Accept
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else:
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result = ValidationResult.Reject
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nodes[1].addValidator("foo", "bar", validator)
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check (await nodes[0].publish("foo", "Hello!".toBytes())) > 0
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check (await nodes[0].publish("bar", "Hello!".toBytes())) > 0
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await allFuturesThrowing(
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nodes[0].switch.stop(),
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nodes[1].switch.stop()
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)
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await allFuturesThrowing(
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nodes[0].stop(),
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nodes[1].stop()
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)
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await allFuturesThrowing(nodesFut)
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waitFor(runTests())
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test "FloodSub multiple peers, no self trigger":
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proc runTests() {.async.} =
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var runs = 10
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var futs = newSeq[(Future[void], TopicHandler, ref int)](runs)
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for i in 0..<runs:
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closureScope:
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var
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fut = newFuture[void]()
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counter = new int
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futs[i] = (
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fut,
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(proc(topic: string, data: seq[byte]) {.async, gcsafe.} =
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check topic == "foobar"
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inc counter[]
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if counter[] == runs - 1:
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fut.complete()),
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counter
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)
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let
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nodes = generateNodes(runs, triggerSelf = false)
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nodesFut = nodes.mapIt(it.switch.start())
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await allFuturesThrowing(nodes.mapIt(it.start()))
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await subscribeNodes(nodes)
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for i in 0..<runs:
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await nodes[i].subscribe("foobar", futs[i][1])
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var subs: seq[Future[void]]
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for i in 0..<runs:
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for y in 0..<runs:
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if y != i:
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subs &= waitSub(nodes[i], nodes[y], "foobar")
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await allFuturesThrowing(subs)
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var pubs: seq[Future[int]]
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for i in 0..<runs:
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pubs &= nodes[i].publish("foobar", ("Hello!" & $i).toBytes())
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await allFuturesThrowing(pubs)
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await allFuturesThrowing(futs.mapIt(it[0]))
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await allFuturesThrowing(
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nodes.mapIt(
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allFutures(
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it.stop(),
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it.switch.stop())))
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await allFuturesThrowing(nodesFut)
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waitFor(runTests())
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test "FloodSub multiple peers, with self trigger":
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proc runTests() {.async.} =
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var runs = 10
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var futs = newSeq[(Future[void], TopicHandler, ref int)](runs)
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for i in 0..<runs:
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closureScope:
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var
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fut = newFuture[void]()
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counter = new int
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futs[i] = (
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fut,
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(proc(topic: string, data: seq[byte]) {.async, gcsafe.} =
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check topic == "foobar"
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inc counter[]
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if counter[] == runs - 1:
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fut.complete()),
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counter
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)
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let
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nodes = generateNodes(runs, triggerSelf = true)
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nodesFut = nodes.mapIt(it.switch.start())
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await allFuturesThrowing(nodes.mapIt(it.start()))
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await subscribeNodes(nodes)
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for i in 0..<runs:
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await nodes[i].subscribe("foobar", futs[i][1])
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var subs: seq[Future[void]]
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for i in 0..<runs:
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for y in 0..<runs:
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if y != i:
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subs &= waitSub(nodes[i], nodes[y], "foobar")
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await allFuturesThrowing(subs)
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var pubs: seq[Future[int]]
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for i in 0..<runs:
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pubs &= nodes[i].publish("foobar", ("Hello!" & $i).toBytes())
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await allFuturesThrowing(pubs)
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await allFuturesThrowing(futs.mapIt(it[0]))
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await allFuturesThrowing(
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nodes.mapIt(
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allFutures(
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it.stop(),
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it.switch.stop())))
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await allFuturesThrowing(nodesFut)
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waitFor(runTests())
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