2020-05-06 16:31:47 +00:00
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import unittest, strformat, strformat, random
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2020-05-18 13:49:49 +00:00
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import chronos, nimcrypto/utils, chronicles, stew/byteutils
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2020-04-21 01:24:42 +00:00
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import ../libp2p/[errors,
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connection,
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2019-10-29 18:51:48 +00:00
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stream/lpstream,
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stream/bufferstream,
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transports/tcptransport,
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transports/transport,
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2019-10-03 19:30:22 +00:00
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multiaddress,
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2019-10-29 18:51:48 +00:00
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muxers/mplex/mplex,
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muxers/mplex/coder,
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2019-10-03 19:30:22 +00:00
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muxers/mplex/types,
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2020-03-11 15:12:08 +00:00
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muxers/mplex/lpchannel,
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vbuffer,
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varint]
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2019-09-03 20:40:51 +00:00
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2020-05-08 20:10:06 +00:00
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import ./helpers
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2019-10-29 18:51:48 +00:00
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2020-05-08 20:10:06 +00:00
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when defined(nimHasUsed): {.used.}
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2020-04-21 01:24:42 +00:00
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2019-09-03 20:40:51 +00:00
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suite "Mplex":
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2020-04-21 01:24:42 +00:00
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teardown:
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2020-05-08 20:10:06 +00:00
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for tracker in testTrackers():
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2020-05-18 13:49:49 +00:00
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# echo tracker.dump()
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2020-05-08 20:10:06 +00:00
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check tracker.isLeaked() == false
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2020-04-21 01:24:42 +00:00
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2019-09-07 06:20:03 +00:00
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test "encode header with channel id 0":
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2020-05-18 13:49:49 +00:00
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proc testEncodeHeader() {.async.} =
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2019-09-07 06:20:03 +00:00
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proc encHandler(msg: seq[byte]) {.async.} =
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check msg == fromHex("000873747265616d2031")
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2019-10-29 18:51:48 +00:00
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2019-09-07 06:20:03 +00:00
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let stream = newBufferStream(encHandler)
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let conn = newConnection(stream)
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2020-05-18 17:05:34 +00:00
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await conn.writeMsg(0, MessageType.New, ("stream 1").toBytes)
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2020-05-18 13:49:49 +00:00
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await conn.close()
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2020-04-21 01:24:42 +00:00
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2020-05-18 13:49:49 +00:00
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waitFor(testEncodeHeader())
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2019-09-07 06:20:03 +00:00
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test "encode header with channel id other than 0":
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2020-05-18 13:49:49 +00:00
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proc testEncodeHeader() {.async.} =
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2019-09-07 06:20:03 +00:00
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proc encHandler(msg: seq[byte]) {.async.} =
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check msg == fromHex("88010873747265616d2031")
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2019-10-29 18:51:48 +00:00
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2019-09-07 06:20:03 +00:00
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let stream = newBufferStream(encHandler)
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let conn = newConnection(stream)
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2020-05-18 17:05:34 +00:00
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await conn.writeMsg(17, MessageType.New, ("stream 1").toBytes)
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2020-05-18 13:49:49 +00:00
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await conn.close()
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2020-04-21 01:24:42 +00:00
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2020-05-18 13:49:49 +00:00
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waitFor(testEncodeHeader())
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2019-09-03 20:40:51 +00:00
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2019-09-07 06:20:03 +00:00
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test "encode header and body with channel id 0":
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2020-05-18 13:49:49 +00:00
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proc testEncodeHeaderBody() {.async.} =
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2019-09-07 06:20:03 +00:00
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proc encHandler(msg: seq[byte]) {.async.} =
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check msg == fromHex("020873747265616d2031")
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2019-10-29 18:51:48 +00:00
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2019-09-07 06:20:03 +00:00
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let stream = newBufferStream(encHandler)
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let conn = newConnection(stream)
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2020-05-18 17:05:34 +00:00
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await conn.writeMsg(0, MessageType.MsgOut, ("stream 1").toBytes)
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2020-05-18 13:49:49 +00:00
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await conn.close()
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2020-04-21 01:24:42 +00:00
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2020-05-18 13:49:49 +00:00
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waitFor(testEncodeHeaderBody())
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2019-09-07 06:20:03 +00:00
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test "encode header and body with channel id other than 0":
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2020-05-18 13:49:49 +00:00
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proc testEncodeHeaderBody() {.async.} =
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2019-09-07 06:20:03 +00:00
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proc encHandler(msg: seq[byte]) {.async.} =
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check msg == fromHex("8a010873747265616d2031")
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let stream = newBufferStream(encHandler)
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let conn = newConnection(stream)
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2020-05-18 17:05:34 +00:00
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await conn.writeMsg(17, MessageType.MsgOut, ("stream 1").toBytes)
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2019-09-07 06:20:03 +00:00
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await conn.close()
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2020-04-21 01:24:42 +00:00
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2020-05-18 13:49:49 +00:00
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waitFor(testEncodeHeaderBody())
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2019-09-07 06:20:03 +00:00
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test "decode header with channel id 0":
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2020-05-18 13:49:49 +00:00
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proc testDecodeHeader() {.async.} =
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2019-12-06 02:16:18 +00:00
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let stream = newBufferStream()
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2019-09-07 06:20:03 +00:00
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let conn = newConnection(stream)
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await stream.pushTo(fromHex("000873747265616d2031"))
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2019-09-08 06:32:41 +00:00
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let msg = await conn.readMsg()
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2019-09-03 20:40:51 +00:00
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2020-02-12 14:43:42 +00:00
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check msg.id == 0
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check msg.msgType == MessageType.New
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2020-05-18 13:49:49 +00:00
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await conn.close()
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2020-04-21 01:24:42 +00:00
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2020-05-18 13:49:49 +00:00
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waitFor(testDecodeHeader())
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2019-09-07 06:20:03 +00:00
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test "decode header and body with channel id 0":
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2020-05-18 13:49:49 +00:00
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proc testDecodeHeader() {.async.} =
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2019-12-06 02:16:18 +00:00
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let stream = newBufferStream()
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2019-09-07 06:20:03 +00:00
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let conn = newConnection(stream)
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await stream.pushTo(fromHex("021668656C6C6F2066726F6D206368616E6E656C20302121"))
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2019-09-08 06:32:41 +00:00
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let msg = await conn.readMsg()
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2019-09-07 06:20:03 +00:00
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2020-02-12 14:43:42 +00:00
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check msg.id == 0
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check msg.msgType == MessageType.MsgOut
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2020-05-18 17:05:34 +00:00
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check string.fromBytes(msg.data) == "hello from channel 0!!"
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2020-05-18 13:49:49 +00:00
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await conn.close()
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2020-04-21 01:24:42 +00:00
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2020-05-18 13:49:49 +00:00
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waitFor(testDecodeHeader())
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2019-09-07 06:20:03 +00:00
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test "decode header and body with channel id other than 0":
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2020-05-18 13:49:49 +00:00
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proc testDecodeHeader() {.async.} =
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2019-12-06 02:16:18 +00:00
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let stream = newBufferStream()
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2019-09-07 06:20:03 +00:00
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let conn = newConnection(stream)
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await stream.pushTo(fromHex("8a011668656C6C6F2066726F6D206368616E6E656C20302121"))
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2019-09-08 06:32:41 +00:00
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let msg = await conn.readMsg()
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2019-09-07 06:20:03 +00:00
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2020-02-12 14:43:42 +00:00
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check msg.id == 17
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check msg.msgType == MessageType.MsgOut
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2020-05-18 17:05:34 +00:00
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check string.fromBytes(msg.data) == "hello from channel 0!!"
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2020-05-18 13:49:49 +00:00
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await conn.close()
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2020-04-21 01:24:42 +00:00
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2020-05-18 13:49:49 +00:00
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waitFor(testDecodeHeader())
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2019-09-07 06:20:03 +00:00
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2020-05-18 13:49:49 +00:00
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test "half closed - channel should close for write":
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2020-05-18 17:05:34 +00:00
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proc testClosedForWrite(): Future[bool] {.async.} =
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2020-05-18 13:49:49 +00:00
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newConnection(newBufferStream(writeHandler))
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chann = newChannel(1, conn, true)
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2020-05-18 17:05:34 +00:00
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await chann.close()
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2020-05-18 13:49:49 +00:00
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try:
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await chann.write("Hello")
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2020-05-20 00:14:15 +00:00
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except LPStreamClosedError:
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2020-05-18 17:05:34 +00:00
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result = true
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2020-05-18 13:49:49 +00:00
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finally:
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await chann.reset()
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await conn.close()
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2020-05-18 17:05:34 +00:00
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check:
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waitFor(testClosedForWrite()) == true
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2020-04-21 01:24:42 +00:00
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2020-05-18 13:49:49 +00:00
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test "half closed - channel should close for read by remote":
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2020-05-18 17:05:34 +00:00
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proc testClosedForRead(): Future[bool] {.async.} =
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2020-05-18 13:49:49 +00:00
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let
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conn = newConnection(newBufferStream(
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proc (data: seq[byte]) {.gcsafe, async.} =
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result = nil
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))
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chann = newChannel(1, conn, true)
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2020-05-18 17:05:34 +00:00
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await chann.pushTo(("Hello!").toBytes)
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2020-05-20 00:14:15 +00:00
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let closeFut = chann.closeRemote()
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2020-05-18 13:49:49 +00:00
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2020-05-18 17:05:34 +00:00
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var data = newSeq[byte](6)
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await chann.readExactly(addr data[0], 6) # this should work, since there is data in the buffer
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try:
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2020-05-18 13:49:49 +00:00
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await chann.readExactly(addr data[0], 6) # this should throw
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await closeFut
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2020-05-18 17:05:34 +00:00
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except LPStreamEOFError:
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result = true
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2020-05-18 13:49:49 +00:00
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finally:
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await chann.close()
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await conn.close()
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2020-05-18 17:05:34 +00:00
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check:
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waitFor(testClosedForRead()) == true
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2020-05-18 13:49:49 +00:00
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test "should not allow pushing data to channel when remote end closed":
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2020-05-18 17:05:34 +00:00
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proc testResetWrite(): Future[bool] {.async.} =
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2020-05-18 13:49:49 +00:00
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newConnection(newBufferStream(writeHandler))
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chann = newChannel(1, conn, true)
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2020-05-20 00:14:15 +00:00
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await chann.closeRemote()
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2020-05-18 13:49:49 +00:00
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try:
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await chann.pushTo(@[byte(1)])
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2020-05-18 17:05:34 +00:00
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except LPStreamEOFError:
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result = true
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2020-05-18 13:49:49 +00:00
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finally:
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await chann.close()
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await conn.close()
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2020-05-18 17:05:34 +00:00
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check:
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waitFor(testResetWrite()) == true
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2020-05-18 13:49:49 +00:00
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test "reset - channel should fail reading":
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2020-05-18 17:05:34 +00:00
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proc testResetRead(): Future[bool] {.async.} =
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2020-05-18 13:49:49 +00:00
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newConnection(newBufferStream(writeHandler))
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chann = newChannel(1, conn, true)
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2020-05-18 17:05:34 +00:00
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await chann.reset()
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var data = newSeq[byte](1)
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2020-05-18 13:49:49 +00:00
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try:
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await chann.readExactly(addr data[0], 1)
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doAssert(len(data) == 1)
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2020-05-18 17:05:34 +00:00
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except LPStreamEOFError:
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result = true
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2020-05-18 13:49:49 +00:00
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finally:
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await conn.close()
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2020-05-18 17:05:34 +00:00
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check:
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waitFor(testResetRead()) == true
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2020-05-18 13:49:49 +00:00
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test "reset - channel should fail writing":
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2020-05-18 17:05:34 +00:00
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proc testResetWrite(): Future[bool] {.async.} =
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2020-05-18 13:49:49 +00:00
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proc writeHandler(data: seq[byte]) {.async, gcsafe.} = discard
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let
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conn = newConnection(newBufferStream(writeHandler))
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chann = newChannel(1, conn, true)
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2020-05-18 17:05:34 +00:00
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await chann.reset()
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2020-05-18 13:49:49 +00:00
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try:
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2020-05-18 17:05:34 +00:00
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await chann.write(("Hello!").toBytes)
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2020-05-20 00:14:15 +00:00
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except LPStreamClosedError:
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2020-05-18 17:05:34 +00:00
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result = true
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2020-05-18 13:49:49 +00:00
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finally:
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await conn.close()
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2020-05-18 17:05:34 +00:00
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check:
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waitFor(testResetWrite()) == true
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2020-02-12 14:43:42 +00:00
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2019-09-25 22:57:27 +00:00
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test "e2e - read/write receiver":
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2020-05-18 13:49:49 +00:00
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proc testNewStream() {.async.} =
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2020-05-31 14:22:49 +00:00
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let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
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2019-09-25 22:57:27 +00:00
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2020-05-18 13:49:49 +00:00
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var done = newFuture[void]()
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2019-09-25 22:57:27 +00:00
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proc connHandler(conn: Connection) {.async, gcsafe.} =
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2020-05-18 13:49:49 +00:00
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let mplexListen = newMplex(conn)
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mplexListen.streamHandler = proc(stream: Connection)
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{.async, gcsafe.} =
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2020-05-08 20:58:23 +00:00
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let msg = await stream.readLp(1024)
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2020-05-18 17:05:34 +00:00
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check string.fromBytes(msg) == "HELLO"
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2019-09-25 22:57:27 +00:00
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await stream.close()
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2020-04-21 01:24:42 +00:00
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done.complete()
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2019-09-25 22:57:27 +00:00
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2020-04-21 01:24:42 +00:00
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await mplexListen.handle()
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2020-05-18 13:49:49 +00:00
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await mplexListen.close()
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2019-09-25 22:57:27 +00:00
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2020-05-18 19:04:05 +00:00
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let transport1: TcpTransport = TcpTransport.init()
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2020-05-18 13:49:49 +00:00
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let listenFut = await transport1.listen(ma, connHandler)
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2020-02-12 14:43:42 +00:00
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2020-05-18 19:04:05 +00:00
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let transport2: TcpTransport = TcpTransport.init()
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2019-09-25 22:57:27 +00:00
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let conn = await transport2.dial(transport1.ma)
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let mplexDial = newMplex(conn)
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2020-05-18 13:49:49 +00:00
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let mplexDialFut = mplexDial.handle()
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2020-02-11 17:30:36 +00:00
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let stream = await mplexDial.newStream()
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2020-05-18 13:49:49 +00:00
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await stream.writeLp("HELLO")
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check LPChannel(stream.stream).isOpen # not lazy
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2020-04-21 01:24:42 +00:00
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await stream.close()
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2020-05-18 13:49:49 +00:00
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await done.wait(1.seconds)
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2020-04-21 01:24:42 +00:00
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await conn.close()
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2020-05-18 13:49:49 +00:00
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await mplexDialFut
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await allFuturesThrowing(transport1.close(), transport2.close())
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await listenFut
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2020-04-21 01:24:42 +00:00
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2020-05-18 13:49:49 +00:00
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waitFor(testNewStream())
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2020-02-11 17:30:36 +00:00
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test "e2e - read/write receiver lazy":
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2020-05-18 13:49:49 +00:00
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proc testNewStream() {.async.} =
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2020-05-31 14:22:49 +00:00
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|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
2020-02-11 17:30:36 +00:00
|
|
|
|
2020-05-18 13:49:49 +00:00
|
|
|
var done = newFuture[void]()
|
2020-02-11 17:30:36 +00:00
|
|
|
proc connHandler(conn: Connection) {.async, gcsafe.} =
|
2020-05-18 13:49:49 +00:00
|
|
|
let mplexListen = newMplex(conn)
|
|
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
|
|
{.async, gcsafe.} =
|
2020-05-08 20:58:23 +00:00
|
|
|
let msg = await stream.readLp(1024)
|
2020-05-18 17:05:34 +00:00
|
|
|
check string.fromBytes(msg) == "HELLO"
|
2020-02-11 17:30:36 +00:00
|
|
|
await stream.close()
|
2020-04-21 01:24:42 +00:00
|
|
|
done.complete()
|
2020-02-11 17:30:36 +00:00
|
|
|
|
2020-04-21 01:24:42 +00:00
|
|
|
await mplexListen.handle()
|
2020-05-18 13:49:49 +00:00
|
|
|
await mplexListen.close()
|
2020-02-11 17:30:36 +00:00
|
|
|
|
2020-05-18 19:04:05 +00:00
|
|
|
let transport1: TcpTransport = TcpTransport.init()
|
2020-03-27 23:37:00 +00:00
|
|
|
let listenFut = await transport1.listen(ma, connHandler)
|
2020-02-11 17:30:36 +00:00
|
|
|
|
2020-05-18 19:04:05 +00:00
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
2020-02-11 17:30:36 +00:00
|
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
|
|
|
|
let mplexDial = newMplex(conn)
|
2020-05-18 13:49:49 +00:00
|
|
|
let stream = await mplexDial.newStream(lazy = true)
|
|
|
|
let mplexDialFut = mplexDial.handle()
|
2020-05-12 11:18:20 +00:00
|
|
|
let openState = cast[LPChannel](stream).isOpen
|
2020-05-18 13:49:49 +00:00
|
|
|
await stream.writeLp("HELLO")
|
|
|
|
await stream.close()
|
2019-09-25 22:57:27 +00:00
|
|
|
|
2020-05-12 11:18:20 +00:00
|
|
|
check not openState # assert lazy
|
|
|
|
|
2020-05-18 13:49:49 +00:00
|
|
|
await done.wait(1.seconds)
|
2020-04-21 01:24:42 +00:00
|
|
|
await conn.close()
|
2020-05-18 13:49:49 +00:00
|
|
|
await mplexDialFut
|
|
|
|
await allFuturesThrowing(transport1.close(), transport2.close())
|
2020-03-27 23:37:00 +00:00
|
|
|
await listenFut
|
|
|
|
|
2020-05-18 13:49:49 +00:00
|
|
|
waitFor(testNewStream())
|
2019-09-25 22:57:27 +00:00
|
|
|
|
2020-04-03 15:26:46 +00:00
|
|
|
test "e2e - write fragmented":
|
2020-05-18 13:49:49 +00:00
|
|
|
proc testNewStream() {.async.} =
|
2020-02-07 06:41:24 +00:00
|
|
|
let
|
2020-05-31 14:22:49 +00:00
|
|
|
ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
2020-02-09 03:46:52 +00:00
|
|
|
listenJob = newFuture[void]()
|
2020-02-06 06:24:11 +00:00
|
|
|
|
2020-04-03 15:26:46 +00:00
|
|
|
var bigseq = newSeqOfCap[uint8](MaxMsgSize * 2)
|
|
|
|
for _ in 0..<MaxMsgSize:
|
|
|
|
bigseq.add(uint8(rand(uint('A')..uint('z'))))
|
|
|
|
|
2020-02-06 06:24:11 +00:00
|
|
|
proc connHandler(conn: Connection) {.async, gcsafe.} =
|
2020-05-18 13:49:49 +00:00
|
|
|
let mplexListen = newMplex(conn)
|
|
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
|
|
{.async, gcsafe.} =
|
2020-05-08 20:58:23 +00:00
|
|
|
let msg = await stream.readLp(MaxMsgSize)
|
2020-04-03 15:26:46 +00:00
|
|
|
check msg == bigseq
|
|
|
|
trace "Bigseq check passed!"
|
2020-05-18 13:49:49 +00:00
|
|
|
await stream.close()
|
2020-02-09 03:46:52 +00:00
|
|
|
listenJob.complete()
|
2020-02-06 06:24:11 +00:00
|
|
|
|
2020-05-18 13:49:49 +00:00
|
|
|
await mplexListen.handle()
|
|
|
|
await mplexListen.close()
|
2020-02-06 06:24:11 +00:00
|
|
|
|
2020-05-18 19:04:05 +00:00
|
|
|
let transport1: TcpTransport = TcpTransport.init()
|
2020-03-27 23:37:00 +00:00
|
|
|
let listenFut = await transport1.listen(ma, connHandler)
|
2020-02-06 06:24:11 +00:00
|
|
|
|
2020-05-18 19:04:05 +00:00
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
2020-02-06 06:24:11 +00:00
|
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
|
|
|
|
let mplexDial = newMplex(conn)
|
2020-05-18 13:49:49 +00:00
|
|
|
let mplexDialFut = mplexDial.handle()
|
2020-02-06 06:24:11 +00:00
|
|
|
let stream = await mplexDial.newStream()
|
2020-03-27 14:25:52 +00:00
|
|
|
|
2020-04-03 15:26:46 +00:00
|
|
|
await stream.writeLp(bigseq)
|
2020-02-11 05:48:52 +00:00
|
|
|
try:
|
2020-05-18 13:49:49 +00:00
|
|
|
await listenJob.wait(10.seconds)
|
2020-02-11 05:48:52 +00:00
|
|
|
except AsyncTimeoutError:
|
2020-04-03 15:26:46 +00:00
|
|
|
check false
|
2020-03-27 14:25:52 +00:00
|
|
|
|
2020-04-21 01:24:42 +00:00
|
|
|
await stream.close()
|
|
|
|
await conn.close()
|
2020-05-18 13:49:49 +00:00
|
|
|
await mplexDialFut
|
|
|
|
await allFuturesThrowing(transport1.close(), transport2.close())
|
2020-03-27 23:37:00 +00:00
|
|
|
await listenFut
|
|
|
|
|
2020-05-18 13:49:49 +00:00
|
|
|
waitFor(testNewStream())
|
2020-02-06 06:24:11 +00:00
|
|
|
|
2019-09-25 22:57:27 +00:00
|
|
|
test "e2e - read/write initiator":
|
2020-05-18 13:49:49 +00:00
|
|
|
proc testNewStream() {.async.} =
|
2020-05-31 14:22:49 +00:00
|
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
2019-09-25 22:57:27 +00:00
|
|
|
|
2020-04-21 01:24:42 +00:00
|
|
|
let done = newFuture[void]()
|
2019-09-25 22:57:27 +00:00
|
|
|
proc connHandler(conn: Connection) {.async, gcsafe.} =
|
2020-05-18 13:49:49 +00:00
|
|
|
let mplexListen = newMplex(conn)
|
|
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
|
|
{.async, gcsafe.} =
|
2019-09-25 22:57:27 +00:00
|
|
|
await stream.writeLp("Hello from stream!")
|
|
|
|
await stream.close()
|
2020-04-21 01:24:42 +00:00
|
|
|
done.complete()
|
2019-09-25 22:57:27 +00:00
|
|
|
|
|
|
|
await mplexListen.handle()
|
2020-05-18 13:49:49 +00:00
|
|
|
await mplexListen.close()
|
2019-09-25 22:57:27 +00:00
|
|
|
|
2020-05-18 19:04:05 +00:00
|
|
|
let transport1: TcpTransport = TcpTransport.init()
|
2020-03-27 23:37:00 +00:00
|
|
|
let listenFut = await transport1.listen(ma, connHandler)
|
2019-09-25 22:57:27 +00:00
|
|
|
|
2020-05-18 19:04:05 +00:00
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
2019-09-25 22:57:27 +00:00
|
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
|
|
|
|
let mplexDial = newMplex(conn)
|
2020-05-18 13:49:49 +00:00
|
|
|
let mplexDialFut = mplexDial.handle()
|
2019-09-25 22:57:27 +00:00
|
|
|
let stream = await mplexDial.newStream("DIALER")
|
2020-05-18 17:05:34 +00:00
|
|
|
let msg = string.fromBytes(await stream.readLp(1024))
|
2020-05-18 13:49:49 +00:00
|
|
|
await stream.close()
|
2019-09-25 22:57:27 +00:00
|
|
|
check msg == "Hello from stream!"
|
2020-04-21 01:24:42 +00:00
|
|
|
|
2020-05-18 13:49:49 +00:00
|
|
|
await done.wait(1.seconds)
|
2020-04-21 01:24:42 +00:00
|
|
|
await conn.close()
|
2020-05-18 13:49:49 +00:00
|
|
|
await mplexDialFut
|
|
|
|
await allFuturesThrowing(transport1.close(), transport2.close())
|
2020-03-27 23:37:00 +00:00
|
|
|
await listenFut
|
|
|
|
|
2020-05-18 13:49:49 +00:00
|
|
|
waitFor(testNewStream())
|
2019-09-25 22:57:27 +00:00
|
|
|
|
|
|
|
test "e2e - multiple streams":
|
2020-05-18 13:49:49 +00:00
|
|
|
proc testNewStream() {.async.} =
|
2020-05-31 14:22:49 +00:00
|
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
2019-09-25 22:57:27 +00:00
|
|
|
|
2020-04-21 01:24:42 +00:00
|
|
|
let done = newFuture[void]()
|
2019-09-25 22:57:27 +00:00
|
|
|
proc connHandler(conn: Connection) {.async, gcsafe.} =
|
2020-05-18 13:49:49 +00:00
|
|
|
var count = 1
|
|
|
|
let mplexListen = newMplex(conn)
|
|
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
|
|
{.async, gcsafe.} =
|
2020-05-08 20:58:23 +00:00
|
|
|
let msg = await stream.readLp(1024)
|
2020-05-18 13:49:49 +00:00
|
|
|
check string.fromBytes(msg) == &"stream {count}!"
|
2019-09-25 22:57:27 +00:00
|
|
|
count.inc
|
|
|
|
await stream.close()
|
2020-05-12 11:18:20 +00:00
|
|
|
count.inc
|
2020-04-21 01:24:42 +00:00
|
|
|
if count == 10:
|
|
|
|
done.complete()
|
2019-09-25 22:57:27 +00:00
|
|
|
|
|
|
|
await mplexListen.handle()
|
2020-05-18 13:49:49 +00:00
|
|
|
await mplexListen.close()
|
2019-09-25 22:57:27 +00:00
|
|
|
|
2020-05-18 19:04:05 +00:00
|
|
|
let transport1 = TcpTransport.init()
|
2020-03-27 23:37:00 +00:00
|
|
|
let listenFut = await transport1.listen(ma, connHandler)
|
2019-09-25 22:57:27 +00:00
|
|
|
|
2020-05-18 19:04:05 +00:00
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
2019-09-25 22:57:27 +00:00
|
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
|
|
|
|
let mplexDial = newMplex(conn)
|
2020-05-18 13:49:49 +00:00
|
|
|
# TODO: Reenable once half-closed is working properly
|
2020-05-20 00:14:15 +00:00
|
|
|
let mplexDialFut = mplexDial.handle()
|
2020-03-27 23:37:00 +00:00
|
|
|
for i in 1..10:
|
2019-09-25 22:57:27 +00:00
|
|
|
let stream = await mplexDial.newStream()
|
|
|
|
await stream.writeLp(&"stream {i}!")
|
|
|
|
await stream.close()
|
|
|
|
|
2020-05-18 13:49:49 +00:00
|
|
|
await done.wait(10.seconds)
|
2020-04-21 01:24:42 +00:00
|
|
|
await conn.close()
|
2020-05-20 00:14:15 +00:00
|
|
|
await mplexDialFut
|
2020-05-18 13:49:49 +00:00
|
|
|
await allFuturesThrowing(transport1.close(), transport2.close())
|
2020-03-27 23:37:00 +00:00
|
|
|
await listenFut
|
|
|
|
|
2020-05-18 13:49:49 +00:00
|
|
|
waitFor(testNewStream())
|
2019-09-25 22:57:27 +00:00
|
|
|
|
|
|
|
test "e2e - multiple read/write streams":
|
2020-05-18 13:49:49 +00:00
|
|
|
proc testNewStream() {.async.} =
|
2020-05-31 14:22:49 +00:00
|
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
2019-09-25 22:57:27 +00:00
|
|
|
|
2020-04-21 01:24:42 +00:00
|
|
|
let done = newFuture[void]()
|
2019-09-25 22:57:27 +00:00
|
|
|
proc connHandler(conn: Connection) {.async, gcsafe.} =
|
2020-05-18 13:49:49 +00:00
|
|
|
var count = 1
|
|
|
|
let mplexListen = newMplex(conn)
|
|
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
|
|
{.async, gcsafe.} =
|
2020-05-08 20:58:23 +00:00
|
|
|
let msg = await stream.readLp(1024)
|
2020-05-18 17:05:34 +00:00
|
|
|
check string.fromBytes(msg) == &"stream {count} from dialer!"
|
2019-09-25 22:57:27 +00:00
|
|
|
await stream.writeLp(&"stream {count} from listener!")
|
|
|
|
count.inc
|
|
|
|
await stream.close()
|
2020-04-21 01:24:42 +00:00
|
|
|
if count == 10:
|
|
|
|
done.complete()
|
2019-09-25 22:57:27 +00:00
|
|
|
|
2020-04-21 01:24:42 +00:00
|
|
|
await mplexListen.handle()
|
2020-05-18 13:49:49 +00:00
|
|
|
await mplexListen.close()
|
2019-09-25 22:57:27 +00:00
|
|
|
|
2020-05-18 19:04:05 +00:00
|
|
|
let transport1: TcpTransport = TcpTransport.init()
|
2020-05-18 13:49:49 +00:00
|
|
|
let listenFut = await transport1.listen(ma, connHandler)
|
2019-09-25 22:57:27 +00:00
|
|
|
|
2020-05-18 19:04:05 +00:00
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
2019-09-25 22:57:27 +00:00
|
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
|
|
|
|
let mplexDial = newMplex(conn)
|
2020-05-18 13:49:49 +00:00
|
|
|
let mplexDialFut = mplexDial.handle()
|
2019-09-25 22:57:27 +00:00
|
|
|
for i in 1..10:
|
|
|
|
let stream = await mplexDial.newStream("dialer stream")
|
|
|
|
await stream.writeLp(&"stream {i} from dialer!")
|
2020-05-08 20:58:23 +00:00
|
|
|
let msg = await stream.readLp(1024)
|
2020-05-18 17:05:34 +00:00
|
|
|
check string.fromBytes(msg) == &"stream {i} from listener!"
|
2019-09-25 22:57:27 +00:00
|
|
|
await stream.close()
|
|
|
|
|
2020-04-21 01:24:42 +00:00
|
|
|
await done.wait(5.seconds)
|
2019-09-25 22:57:27 +00:00
|
|
|
await conn.close()
|
2020-05-18 13:49:49 +00:00
|
|
|
await mplexDialFut
|
|
|
|
await allFuturesThrowing(transport1.close(), transport2.close())
|
|
|
|
await listenFut
|
2020-05-15 04:02:05 +00:00
|
|
|
|
2020-05-18 13:49:49 +00:00
|
|
|
waitFor(testNewStream())
|
2019-09-04 06:40:11 +00:00
|
|
|
|
2020-03-11 15:12:08 +00:00
|
|
|
test "jitter - channel should be able to handle erratic read/writes":
|
2020-05-18 13:49:49 +00:00
|
|
|
proc test() {.async.} =
|
2020-05-31 14:22:49 +00:00
|
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
2020-03-11 15:12:08 +00:00
|
|
|
|
|
|
|
var complete = newFuture[void]()
|
2020-03-11 22:23:39 +00:00
|
|
|
const MsgSize = 1024
|
2020-03-11 15:12:08 +00:00
|
|
|
proc connHandler(conn: Connection) {.async, gcsafe.} =
|
2020-05-18 13:49:49 +00:00
|
|
|
let mplexListen = newMplex(conn)
|
|
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
|
|
{.async, gcsafe.} =
|
2020-05-08 20:58:23 +00:00
|
|
|
let msg = await stream.readLp(MsgSize)
|
2020-03-11 15:12:08 +00:00
|
|
|
check msg.len == MsgSize
|
|
|
|
await stream.close()
|
|
|
|
complete.complete()
|
|
|
|
|
2020-05-18 13:49:49 +00:00
|
|
|
await mplexListen.handle()
|
|
|
|
await mplexListen.close()
|
2020-03-11 15:12:08 +00:00
|
|
|
|
2020-05-18 19:04:05 +00:00
|
|
|
let transport1: TcpTransport = TcpTransport.init()
|
2020-03-27 23:37:00 +00:00
|
|
|
let listenFut = await transport1.listen(ma, connHandler)
|
2020-03-11 15:12:08 +00:00
|
|
|
|
2020-05-18 19:04:05 +00:00
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
2020-03-11 15:12:08 +00:00
|
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
|
|
|
|
let mplexDial = newMplex(conn)
|
2020-05-18 13:49:49 +00:00
|
|
|
let mplexDialFut = mplexDial.handle()
|
2020-03-11 15:12:08 +00:00
|
|
|
let stream = await mplexDial.newStream()
|
|
|
|
var bigseq = newSeqOfCap[uint8](MaxMsgSize + 1)
|
|
|
|
for _ in 0..<MsgSize: # write one less than max size
|
|
|
|
bigseq.add(uint8(rand(uint('A')..uint('z'))))
|
|
|
|
|
|
|
|
## create lenght prefixed libp2p frame
|
|
|
|
var buf = initVBuffer()
|
|
|
|
buf.writeSeq(bigseq)
|
|
|
|
buf.finish()
|
|
|
|
|
|
|
|
## create mplex header
|
|
|
|
var mplexBuf = initVBuffer()
|
|
|
|
mplexBuf.writePBVarint((1.uint shl 3) or ord(MessageType.MsgOut).uint)
|
|
|
|
mplexBuf.writePBVarint(buf.buffer.len.uint) # size should be always sent
|
|
|
|
|
2020-03-11 15:36:45 +00:00
|
|
|
await conn.write(mplexBuf.buffer)
|
2020-03-11 15:12:08 +00:00
|
|
|
proc writer() {.async.} =
|
|
|
|
var sent = 0
|
|
|
|
randomize()
|
|
|
|
let total = buf.buffer.len
|
2020-03-11 22:23:39 +00:00
|
|
|
const min = 20
|
|
|
|
const max = 50
|
2020-03-11 15:12:08 +00:00
|
|
|
while sent < total:
|
2020-03-11 22:23:39 +00:00
|
|
|
var size = rand(min..max)
|
|
|
|
size = if size > buf.buffer.len: buf.buffer.len else: size
|
|
|
|
var send = buf.buffer[0..<size]
|
2020-03-11 15:12:08 +00:00
|
|
|
await conn.write(send)
|
2020-03-11 22:23:39 +00:00
|
|
|
sent += size
|
|
|
|
buf.buffer = buf.buffer[size..^1]
|
|
|
|
|
|
|
|
await writer()
|
|
|
|
|
|
|
|
await stream.close()
|
|
|
|
await conn.close()
|
2020-05-18 13:49:49 +00:00
|
|
|
await complete.wait(1.seconds)
|
|
|
|
await mplexDialFut
|
2020-03-11 22:23:39 +00:00
|
|
|
|
2020-05-18 13:49:49 +00:00
|
|
|
await allFuturesThrowing(transport1.close(), transport2.close())
|
2020-03-27 23:37:00 +00:00
|
|
|
await listenFut
|
|
|
|
|
2020-05-18 13:49:49 +00:00
|
|
|
waitFor(test())
|
2020-03-11 22:23:39 +00:00
|
|
|
|
|
|
|
test "jitter - channel should handle 1 byte read/write":
|
2020-05-18 13:49:49 +00:00
|
|
|
proc test() {.async.} =
|
2020-05-31 14:22:49 +00:00
|
|
|
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0").tryGet()
|
2020-03-11 22:23:39 +00:00
|
|
|
|
|
|
|
var complete = newFuture[void]()
|
|
|
|
const MsgSize = 512
|
|
|
|
proc connHandler(conn: Connection) {.async, gcsafe.} =
|
2020-05-18 13:49:49 +00:00
|
|
|
let mplexListen = newMplex(conn)
|
|
|
|
mplexListen.streamHandler = proc(stream: Connection)
|
|
|
|
{.async, gcsafe.} =
|
2020-05-08 20:58:23 +00:00
|
|
|
let msg = await stream.readLp(MsgSize)
|
2020-03-11 22:23:39 +00:00
|
|
|
check msg.len == MsgSize
|
|
|
|
await stream.close()
|
|
|
|
complete.complete()
|
|
|
|
|
2020-05-18 13:49:49 +00:00
|
|
|
await mplexListen.handle()
|
|
|
|
await mplexListen.close()
|
2020-03-11 22:23:39 +00:00
|
|
|
|
2020-05-18 19:04:05 +00:00
|
|
|
let transport1: TcpTransport = TcpTransport.init()
|
2020-03-27 23:37:00 +00:00
|
|
|
let listenFut = await transport1.listen(ma, connHandler)
|
2020-03-11 22:23:39 +00:00
|
|
|
|
2020-05-18 19:04:05 +00:00
|
|
|
let transport2: TcpTransport = TcpTransport.init()
|
2020-03-11 22:23:39 +00:00
|
|
|
let conn = await transport2.dial(transport1.ma)
|
|
|
|
|
|
|
|
let mplexDial = newMplex(conn)
|
|
|
|
let stream = await mplexDial.newStream()
|
2020-05-18 13:49:49 +00:00
|
|
|
let mplexDialFut = mplexDial.handle()
|
|
|
|
var bigseq = newSeqOfCap[uint8](MsgSize + 1)
|
2020-03-11 22:23:39 +00:00
|
|
|
for _ in 0..<MsgSize: # write one less than max size
|
|
|
|
bigseq.add(uint8(rand(uint('A')..uint('z'))))
|
|
|
|
|
|
|
|
## create lenght prefixed libp2p frame
|
|
|
|
var buf = initVBuffer()
|
|
|
|
buf.writeSeq(bigseq)
|
|
|
|
buf.finish()
|
|
|
|
|
|
|
|
## create mplex header
|
|
|
|
var mplexBuf = initVBuffer()
|
|
|
|
mplexBuf.writePBVarint((1.uint shl 3) or ord(MessageType.MsgOut).uint)
|
|
|
|
mplexBuf.writePBVarint(buf.buffer.len.uint) # size should be always sent
|
|
|
|
|
|
|
|
await conn.write(mplexBuf.buffer)
|
|
|
|
proc writer() {.async.} =
|
|
|
|
for i in buf.buffer:
|
|
|
|
await conn.write(@[i])
|
2020-03-11 15:12:08 +00:00
|
|
|
|
|
|
|
await writer()
|
|
|
|
|
2020-05-18 13:49:49 +00:00
|
|
|
await complete.wait(5.seconds)
|
2020-03-11 15:12:08 +00:00
|
|
|
await stream.close()
|
|
|
|
await conn.close()
|
2020-05-18 13:49:49 +00:00
|
|
|
await mplexDialFut
|
|
|
|
await allFuturesThrowing(transport1.close(), transport2.close())
|
2020-03-27 23:37:00 +00:00
|
|
|
await listenFut
|
|
|
|
|
2020-05-18 13:49:49 +00:00
|
|
|
waitFor(test())
|