749 lines
22 KiB
Nim
749 lines
22 KiB
Nim
{.used.}
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import unittest, options, sequtils
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import chronos
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import stew/byteutils
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import nimcrypto/sysrand
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import ../libp2p/[errors,
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switch,
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multistream,
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standard_setup,
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stream/bufferstream,
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stream/connection,
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multiaddress,
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peerinfo,
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crypto/crypto,
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protocols/protocol,
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protocols/secure/secure,
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muxers/muxer,
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muxers/mplex/lpchannel,
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stream/lpstream,
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stream/chronosstream,
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transports/tcptransport]
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import ./helpers
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const
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TestCodec = "/test/proto/1.0.0"
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type
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TestProto = ref object of LPProtocol
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suite "Switch":
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teardown:
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checkTrackers()
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asyncTest "e2e use switch dial proto string":
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let done = newFuture[void]()
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proc handle(conn: Connection, proto: string) {.async, gcsafe.} =
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try:
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let msg = string.fromBytes(await conn.readLp(1024))
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check "Hello!" == msg
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await conn.writeLp("Hello!")
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finally:
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await conn.close()
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done.complete()
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let testProto = new TestProto
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testProto.codec = TestCodec
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testProto.handler = handle
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let switch1 = newStandardSwitch(secureManagers = [SecureProtocol.Noise])
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switch1.mount(testProto)
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let switch2 = newStandardSwitch(secureManagers = [SecureProtocol.Noise])
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var awaiters: seq[Future[void]]
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awaiters.add(await switch1.start())
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awaiters.add(await switch2.start())
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let conn = await switch2.dial(switch1.peerInfo, TestCodec)
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check switch1.isConnected(switch2.peerInfo)
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check switch2.isConnected(switch1.peerInfo)
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await conn.writeLp("Hello!")
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let msg = string.fromBytes(await conn.readLp(1024))
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check "Hello!" == msg
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await conn.close()
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await allFuturesThrowing(
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done.wait(5.seconds),
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switch1.stop(),
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switch2.stop())
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# this needs to go at end
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await allFuturesThrowing(awaiters)
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check not switch1.isConnected(switch2.peerInfo)
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check not switch2.isConnected(switch1.peerInfo)
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asyncTest "e2e use switch dial proto string with custom matcher":
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let done = newFuture[void]()
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proc handle(conn: Connection, proto: string) {.async, gcsafe.} =
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try:
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let msg = string.fromBytes(await conn.readLp(1024))
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check "Hello!" == msg
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await conn.writeLp("Hello!")
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finally:
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await conn.close()
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done.complete()
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let testProto = new TestProto
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testProto.codec = TestCodec
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testProto.handler = handle
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let callProto = TestCodec & "/pew"
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proc match(proto: string): bool {.gcsafe.} =
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return proto == callProto
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let switch1 = newStandardSwitch(secureManagers = [SecureProtocol.Noise])
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switch1.mount(testProto, match)
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let switch2 = newStandardSwitch(secureManagers = [SecureProtocol.Noise])
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var awaiters: seq[Future[void]]
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awaiters.add(await switch1.start())
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awaiters.add(await switch2.start())
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let conn = await switch2.dial(switch1.peerInfo, callProto)
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check switch1.isConnected(switch2.peerInfo)
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check switch2.isConnected(switch1.peerInfo)
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await conn.writeLp("Hello!")
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let msg = string.fromBytes(await conn.readLp(1024))
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check "Hello!" == msg
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await conn.close()
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await allFuturesThrowing(
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done.wait(5.seconds),
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switch1.stop(),
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switch2.stop())
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# this needs to go at end
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await allFuturesThrowing(awaiters)
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check not switch1.isConnected(switch2.peerInfo)
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check not switch2.isConnected(switch1.peerInfo)
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asyncTest "e2e should not leak bufferstreams and connections on channel close":
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let done = newFuture[void]()
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proc handle(conn: Connection, proto: string) {.async, gcsafe.} =
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try:
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let msg = string.fromBytes(await conn.readLp(1024))
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check "Hello!" == msg
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await conn.writeLp("Hello!")
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finally:
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await conn.close()
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done.complete()
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let testProto = new TestProto
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testProto.codec = TestCodec
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testProto.handler = handle
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let switch1 = newStandardSwitch(secureManagers = [SecureProtocol.Secio])
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switch1.mount(testProto)
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let switch2 = newStandardSwitch(secureManagers = [SecureProtocol.Secio])
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var awaiters: seq[Future[void]]
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awaiters.add(await switch1.start())
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awaiters.add(await switch2.start())
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let conn = await switch2.dial(switch1.peerInfo, TestCodec)
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check switch1.isConnected(switch2.peerInfo)
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check switch2.isConnected(switch1.peerInfo)
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await conn.writeLp("Hello!")
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let msg = string.fromBytes(await conn.readLp(1024))
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check "Hello!" == msg
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await conn.close()
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await allFuturesThrowing(
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done.wait(5.seconds),
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switch1.stop(),
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switch2.stop(),
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)
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# this needs to go at end
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await allFuturesThrowing(awaiters)
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check not switch1.isConnected(switch2.peerInfo)
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check not switch2.isConnected(switch1.peerInfo)
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asyncTest "e2e use connect then dial":
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var awaiters: seq[Future[void]]
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proc handle(conn: Connection, proto: string) {.async, gcsafe.} =
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try:
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let msg = string.fromBytes(await conn.readLp(1024))
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check "Hello!" == msg
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finally:
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await conn.writeLp("Hello!")
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await conn.close()
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let testProto = new TestProto
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testProto.codec = TestCodec
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testProto.handler = handle
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let switch1 = newStandardSwitch(secureManagers = [SecureProtocol.Noise])
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switch1.mount(testProto)
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let switch2 = newStandardSwitch(secureManagers = [SecureProtocol.Noise])
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awaiters.add(await switch1.start())
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awaiters.add(await switch2.start())
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await switch2.connect(switch1.peerInfo)
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let conn = await switch2.dial(switch1.peerInfo, TestCodec)
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check switch1.isConnected(switch2.peerInfo)
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check switch2.isConnected(switch1.peerInfo)
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await conn.writeLp("Hello!")
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let msg = string.fromBytes(await conn.readLp(1024))
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check "Hello!" == msg
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await allFuturesThrowing(
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conn.close(),
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switch1.stop(),
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switch2.stop()
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)
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await allFuturesThrowing(awaiters)
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check not switch1.isConnected(switch2.peerInfo)
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check not switch2.isConnected(switch1.peerInfo)
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asyncTest "e2e should not leak on peer disconnect":
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var awaiters: seq[Future[void]]
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let switch1 = newStandardSwitch(secureManagers = [SecureProtocol.Secio])
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let switch2 = newStandardSwitch(secureManagers = [SecureProtocol.Secio])
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awaiters.add(await switch1.start())
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awaiters.add(await switch2.start())
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await switch2.connect(switch1.peerInfo)
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check switch1.isConnected(switch2.peerInfo)
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check switch2.isConnected(switch1.peerInfo)
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await switch2.disconnect(switch1.peerInfo)
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check not switch2.isConnected(switch1.peerInfo)
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await sleepAsync(1.millis)
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check not switch1.isConnected(switch2.peerInfo)
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checkTracker(LPChannelTrackerName)
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checkTracker(SecureConnTrackerName)
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await allFuturesThrowing(
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switch1.stop(),
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switch2.stop())
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await allFuturesThrowing(awaiters)
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asyncTest "e2e should trigger connection events (remote)":
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var awaiters: seq[Future[void]]
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let switch1 = newStandardSwitch(secureManagers = [SecureProtocol.Secio])
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let switch2 = newStandardSwitch(secureManagers = [SecureProtocol.Secio])
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var step = 0
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var kinds: set[ConnEventKind]
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proc hook(peerId: PeerID, event: ConnEvent) {.async, gcsafe.} =
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kinds = kinds + {event.kind}
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case step:
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of 0:
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check:
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event.kind == ConnEventKind.Connected
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peerId == switch1.peerInfo.peerId
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of 1:
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check:
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event.kind == ConnEventKind.Disconnected
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check peerId == switch1.peerInfo.peerId
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else:
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check false
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step.inc()
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switch2.addConnEventHandler(hook, ConnEventKind.Connected)
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switch2.addConnEventHandler(hook, ConnEventKind.Disconnected)
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awaiters.add(await switch1.start())
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awaiters.add(await switch2.start())
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await switch2.connect(switch1.peerInfo)
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check switch1.isConnected(switch2.peerInfo)
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check switch2.isConnected(switch1.peerInfo)
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await switch2.disconnect(switch1.peerInfo)
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check not switch2.isConnected(switch1.peerInfo)
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await sleepAsync(1.millis)
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check not switch1.isConnected(switch2.peerInfo)
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checkTracker(LPChannelTrackerName)
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checkTracker(SecureConnTrackerName)
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check:
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kinds == {
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ConnEventKind.Connected,
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ConnEventKind.Disconnected
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}
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await allFuturesThrowing(
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switch1.stop(),
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switch2.stop())
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await allFuturesThrowing(awaiters)
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asyncTest "e2e should trigger connection events (local)":
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var awaiters: seq[Future[void]]
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let switch1 = newStandardSwitch(secureManagers = [SecureProtocol.Secio])
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let switch2 = newStandardSwitch(secureManagers = [SecureProtocol.Secio])
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var step = 0
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var kinds: set[ConnEventKind]
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proc hook(peerId: PeerID, event: ConnEvent) {.async, gcsafe.} =
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kinds = kinds + {event.kind}
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case step:
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of 0:
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check:
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event.kind == ConnEventKind.Connected
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peerId == switch2.peerInfo.peerId
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of 1:
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check:
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event.kind == ConnEventKind.Disconnected
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check peerId == switch2.peerInfo.peerId
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else:
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check false
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step.inc()
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switch1.addConnEventHandler(hook, ConnEventKind.Connected)
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switch1.addConnEventHandler(hook, ConnEventKind.Disconnected)
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awaiters.add(await switch1.start())
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awaiters.add(await switch2.start())
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await switch2.connect(switch1.peerInfo)
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check switch1.isConnected(switch2.peerInfo)
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check switch2.isConnected(switch1.peerInfo)
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await switch2.disconnect(switch1.peerInfo)
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check not switch2.isConnected(switch1.peerInfo)
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await sleepAsync(1.millis)
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check not switch1.isConnected(switch2.peerInfo)
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checkTracker(LPChannelTrackerName)
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checkTracker(SecureConnTrackerName)
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check:
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kinds == {
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ConnEventKind.Connected,
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ConnEventKind.Disconnected
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}
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await allFuturesThrowing(
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switch1.stop(),
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switch2.stop())
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await allFuturesThrowing(awaiters)
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asyncTest "e2e should trigger peer events (remote)":
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var awaiters: seq[Future[void]]
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let switch1 = newStandardSwitch(secureManagers = [SecureProtocol.Secio])
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let switch2 = newStandardSwitch(secureManagers = [SecureProtocol.Secio])
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var step = 0
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var kinds: set[PeerEventKind]
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proc handler(peerId: PeerID, event: PeerEvent) {.async, gcsafe.} =
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kinds = kinds + {event.kind}
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case step:
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of 0:
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check:
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event.kind == PeerEventKind.Joined
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peerId == switch2.peerInfo.peerId
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of 1:
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check:
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event.kind == PeerEventKind.Left
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peerId == switch2.peerInfo.peerId
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else:
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check false
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step.inc()
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switch1.addPeerEventHandler(handler, PeerEventKind.Joined)
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switch1.addPeerEventHandler(handler, PeerEventKind.Left)
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awaiters.add(await switch1.start())
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awaiters.add(await switch2.start())
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await switch2.connect(switch1.peerInfo)
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check switch1.isConnected(switch2.peerInfo)
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check switch2.isConnected(switch1.peerInfo)
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await switch2.disconnect(switch1.peerInfo)
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check not switch2.isConnected(switch1.peerInfo)
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await sleepAsync(1.millis)
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check not switch1.isConnected(switch2.peerInfo)
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checkTracker(LPChannelTrackerName)
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checkTracker(SecureConnTrackerName)
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check:
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kinds == {
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PeerEventKind.Joined,
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PeerEventKind.Left
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}
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await allFuturesThrowing(
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switch1.stop(),
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switch2.stop())
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await allFuturesThrowing(awaiters)
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asyncTest "e2e should trigger peer events (local)":
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var awaiters: seq[Future[void]]
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let switch1 = newStandardSwitch(secureManagers = [SecureProtocol.Secio])
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let switch2 = newStandardSwitch(secureManagers = [SecureProtocol.Secio])
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var step = 0
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var kinds: set[PeerEventKind]
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proc handler(peerId: PeerID, event: PeerEvent) {.async, gcsafe.} =
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kinds = kinds + {event.kind}
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case step:
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of 0:
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check:
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event.kind == PeerEventKind.Joined
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peerId == switch1.peerInfo.peerId
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of 1:
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check:
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event.kind == PeerEventKind.Left
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peerId == switch1.peerInfo.peerId
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else:
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check false
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step.inc()
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switch2.addPeerEventHandler(handler, PeerEventKind.Joined)
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switch2.addPeerEventHandler(handler, PeerEventKind.Left)
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awaiters.add(await switch1.start())
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awaiters.add(await switch2.start())
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await switch2.connect(switch1.peerInfo)
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check switch1.isConnected(switch2.peerInfo)
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check switch2.isConnected(switch1.peerInfo)
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await switch2.disconnect(switch1.peerInfo)
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check not switch2.isConnected(switch1.peerInfo)
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await sleepAsync(1.millis)
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check not switch1.isConnected(switch2.peerInfo)
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checkTracker(LPChannelTrackerName)
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checkTracker(SecureConnTrackerName)
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check:
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kinds == {
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PeerEventKind.Joined,
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PeerEventKind.Left
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}
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await allFuturesThrowing(
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switch1.stop(),
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switch2.stop())
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await allFuturesThrowing(awaiters)
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asyncTest "e2e should trigger peer events only once per peer":
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var awaiters: seq[Future[void]]
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let switch1 = newStandardSwitch(secureManagers = [SecureProtocol.Secio])
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let rng = newRng()
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# use same private keys to emulate two connection from same peer
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let privKey = PrivateKey.random(rng[]).tryGet()
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let switch2 = newStandardSwitch(
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privKey = some(privKey),
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rng = rng,
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secureManagers = [SecureProtocol.Secio])
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let switch3 = newStandardSwitch(
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privKey = some(privKey),
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rng = rng,
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secureManagers = [SecureProtocol.Secio])
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var step = 0
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var kinds: set[PeerEventKind]
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proc handler(peerId: PeerID, event: PeerEvent) {.async, gcsafe.} =
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kinds = kinds + {event.kind}
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case step:
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of 0:
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check:
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event.kind == PeerEventKind.Joined
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of 1:
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check:
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event.kind == PeerEventKind.Left
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else:
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check false # should not trigger this
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step.inc()
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switch1.addPeerEventHandler(handler, PeerEventKind.Joined)
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switch1.addPeerEventHandler(handler, PeerEventKind.Left)
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awaiters.add(await switch1.start())
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awaiters.add(await switch2.start())
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awaiters.add(await switch3.start())
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await switch2.connect(switch1.peerInfo) # should trigger 1st Join event
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await switch3.connect(switch1.peerInfo) # should trigger 2nd Join event
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check switch1.isConnected(switch2.peerInfo)
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check switch2.isConnected(switch1.peerInfo)
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check switch3.isConnected(switch1.peerInfo)
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await switch2.disconnect(switch1.peerInfo) # should trigger 1st Left event
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await switch3.disconnect(switch1.peerInfo) # should trigger 2nd Left event
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check not switch2.isConnected(switch1.peerInfo)
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check not switch3.isConnected(switch1.peerInfo)
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await sleepAsync(1.millis)
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check not switch1.isConnected(switch2.peerInfo)
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checkTracker(LPChannelTrackerName)
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checkTracker(SecureConnTrackerName)
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|
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check:
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kinds == {
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PeerEventKind.Joined,
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PeerEventKind.Left
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}
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|
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await allFuturesThrowing(
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switch1.stop(),
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switch2.stop(),
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switch3.stop())
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await allFuturesThrowing(awaiters)
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|
|
asyncTest "e2e should allow dropping peer from connection events":
|
|
var awaiters: seq[Future[void]]
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|
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let rng = newRng()
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|
# use same private keys to emulate two connection from same peer
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|
let peerInfo = PeerInfo.init(PrivateKey.random(rng[]).tryGet())
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|
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var switches: seq[Switch]
|
|
var done = newFuture[void]()
|
|
var onConnect: Future[void]
|
|
proc hook(peerId: PeerID, event: ConnEvent) {.async, gcsafe.} =
|
|
case event.kind:
|
|
of ConnEventKind.Connected:
|
|
await onConnect
|
|
await switches[0].disconnect(peerInfo.peerId) # trigger disconnect
|
|
of ConnEventKind.Disconnected:
|
|
check not switches[0].isConnected(peerInfo.peerId)
|
|
await sleepAsync(1.millis)
|
|
done.complete()
|
|
|
|
switches.add(newStandardSwitch(
|
|
rng = rng,
|
|
secureManagers = [SecureProtocol.Secio]))
|
|
|
|
switches[0].addConnEventHandler(hook, ConnEventKind.Connected)
|
|
switches[0].addConnEventHandler(hook, ConnEventKind.Disconnected)
|
|
awaiters.add(await switches[0].start())
|
|
|
|
switches.add(newStandardSwitch(
|
|
privKey = some(peerInfo.privateKey),
|
|
rng = rng,
|
|
secureManagers = [SecureProtocol.Secio]))
|
|
onConnect = switches[1].connect(switches[0].peerInfo)
|
|
await onConnect
|
|
|
|
await done
|
|
checkTracker(LPChannelTrackerName)
|
|
checkTracker(SecureConnTrackerName)
|
|
|
|
await allFuturesThrowing(
|
|
switches.mapIt( it.stop() ))
|
|
await allFuturesThrowing(awaiters)
|
|
|
|
asyncTest "e2e should allow dropping multiple connections for peer from connection events":
|
|
var awaiters: seq[Future[void]]
|
|
|
|
let rng = newRng()
|
|
# use same private keys to emulate two connection from same peer
|
|
let peerInfo = PeerInfo.init(PrivateKey.random(rng[]).tryGet())
|
|
|
|
var conns = 1
|
|
var switches: seq[Switch]
|
|
var done = newFuture[void]()
|
|
var onConnect: Future[void]
|
|
proc hook(peerId: PeerID, event: ConnEvent) {.async, gcsafe.} =
|
|
case event.kind:
|
|
of ConnEventKind.Connected:
|
|
if conns == 5:
|
|
await onConnect
|
|
await switches[0].disconnect(peerInfo.peerId) # trigger disconnect
|
|
return
|
|
|
|
conns.inc
|
|
of ConnEventKind.Disconnected:
|
|
if conns == 1:
|
|
check not switches[0].isConnected(peerInfo.peerId)
|
|
done.complete()
|
|
conns.dec
|
|
|
|
switches.add(newStandardSwitch(
|
|
rng = rng,
|
|
secureManagers = [SecureProtocol.Secio]))
|
|
|
|
switches[0].addConnEventHandler(hook, ConnEventKind.Connected)
|
|
switches[0].addConnEventHandler(hook, ConnEventKind.Disconnected)
|
|
awaiters.add(await switches[0].start())
|
|
|
|
for i in 1..5:
|
|
switches.add(newStandardSwitch(
|
|
privKey = some(peerInfo.privateKey),
|
|
rng = rng,
|
|
secureManagers = [SecureProtocol.Secio]))
|
|
onConnect = switches[i].connect(switches[0].peerInfo)
|
|
await onConnect
|
|
|
|
await done
|
|
checkTracker(LPChannelTrackerName)
|
|
checkTracker(SecureConnTrackerName)
|
|
|
|
await allFuturesThrowing(
|
|
switches.mapIt( it.stop() ))
|
|
await allFuturesThrowing(awaiters)
|
|
|
|
# TODO: we should be able to test cancellation
|
|
# for most of the steps in the upgrade flow -
|
|
# this is just a basic test for dials
|
|
asyncTest "e2e canceling dial should not leak":
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
|
|
|
let transport = TcpTransport.init()
|
|
await transport.start(ma)
|
|
|
|
proc acceptHandler() {.async, gcsafe.} =
|
|
try:
|
|
let conn = await transport.accept()
|
|
discard await conn.readLp(100)
|
|
except CatchableError as exc:
|
|
discard
|
|
|
|
let handlerWait = acceptHandler()
|
|
let switch = newStandardSwitch(secureManagers = [SecureProtocol.Noise])
|
|
|
|
var awaiters: seq[Future[void]]
|
|
awaiters.add(await switch.start())
|
|
|
|
var peerId = PeerID.init(PrivateKey.random(ECDSA, rng[]).get()).get()
|
|
let connectFut = switch.connect(peerId, @[transport.ma])
|
|
await sleepAsync(500.millis)
|
|
connectFut.cancel()
|
|
await handlerWait
|
|
|
|
checkTracker(LPChannelTrackerName)
|
|
checkTracker(SecureConnTrackerName)
|
|
checkTracker(ChronosStreamTrackerName)
|
|
|
|
await allFuturesThrowing(
|
|
transport.stop(),
|
|
switch.stop())
|
|
|
|
# this needs to go at end
|
|
await allFuturesThrowing(awaiters)
|
|
|
|
asyncTest "e2e closing remote conn should not leak":
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
|
|
|
let transport = TcpTransport.init()
|
|
await transport.start(ma)
|
|
|
|
proc acceptHandler() {.async, gcsafe.} =
|
|
let conn = await transport.accept()
|
|
await conn.closeWithEOF()
|
|
|
|
let handlerWait = acceptHandler()
|
|
let switch = newStandardSwitch(secureManagers = [SecureProtocol.Noise])
|
|
|
|
var awaiters: seq[Future[void]]
|
|
awaiters.add(await switch.start())
|
|
|
|
var peerId = PeerID.init(PrivateKey.random(ECDSA, rng[]).get()).get()
|
|
expect LPStreamClosedError:
|
|
await switch.connect(peerId, @[transport.ma])
|
|
|
|
await handlerWait
|
|
|
|
checkTracker(LPChannelTrackerName)
|
|
checkTracker(SecureConnTrackerName)
|
|
checkTracker(ChronosStreamTrackerName)
|
|
|
|
await allFuturesThrowing(
|
|
transport.stop(),
|
|
switch.stop())
|
|
|
|
# this needs to go at end
|
|
await allFuturesThrowing(awaiters)
|
|
|
|
asyncTest "e2e calling closeWithEOF on the same stream should not assert":
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
|
|
|
proc handle(conn: Connection, proto: string) {.async, gcsafe.} =
|
|
discard await conn.readLp(100)
|
|
|
|
let testProto = new TestProto
|
|
testProto.codec = TestCodec
|
|
testProto.handler = handle
|
|
|
|
let switch1 = newStandardSwitch(secureManagers = [SecureProtocol.Noise])
|
|
switch1.mount(testProto)
|
|
|
|
let switch2 = newStandardSwitch(secureManagers = [SecureProtocol.Noise])
|
|
|
|
var awaiters: seq[Future[void]]
|
|
awaiters.add(await switch1.start())
|
|
|
|
var peerId = PeerID.init(PrivateKey.random(ECDSA, rng[]).get()).get()
|
|
let conn = await switch2.dial(switch1.peerInfo, TestCodec)
|
|
|
|
proc closeReader() {.async.} =
|
|
await conn.closeWithEOF()
|
|
|
|
var readers: seq[Future[void]]
|
|
for i in 0..10:
|
|
readers.add(closeReader())
|
|
|
|
await allFuturesThrowing(readers)
|
|
checkTracker(LPChannelTrackerName)
|
|
checkTracker(SecureConnTrackerName)
|
|
checkTracker(ChronosStreamTrackerName)
|
|
|
|
await allFuturesThrowing(
|
|
switch1.stop(),
|
|
switch2.stop())
|
|
|
|
# this needs to go at end
|
|
await allFuturesThrowing(awaiters)
|
|
|
|
asyncTest "connect to inexistent peer":
|
|
let switch2 = newStandardSwitch(secureManagers = [SecureProtocol.Noise])
|
|
let sfut = await switch2.start()
|
|
let someAddr = MultiAddress.init("/ip4/127.128.0.99").get()
|
|
let seckey = PrivateKey.random(ECDSA, rng[]).get()
|
|
let somePeer = PeerInfo.init(secKey, [someAddr])
|
|
expect(DialFailedError):
|
|
let conn = await switch2.dial(somePeer, TestCodec)
|
|
await switch2.stop()
|