baddesc.nim

proc processClient(db: DbConn, client: AsyncSocket) {.async.} =
  debug "client connected"
  var ss = newStringSocket()
  var handler = db.createHandler(ss)
  echo "client.attachTo(ss)"
  asyncCheck client.attachTo(ss)
  yield handler.connected
  echo "handler.connected done"
  if handler.connected.failed:
    warn "handshake failed"
  else:
    debug "handshake complete"
    let name = await handler.get_remote_name()
  debug "client processing done"
  echo "about to close"
  echo "client closed"

proc serve(db: DbConn, port: Port, address = "") {.async.} =
  var server = newAsyncSocket()
  server.setSockOpt(OptReuseAddr, true)
  server.bindAddr(port, address)
  server.listen()

  info "Accepting connections on port: ", $port
  while true:
    echo "awaiting client"
    let client = await server.accept()
    echo "gonna process client"
    asyncCheck processClient(db, client)
    echo "done processing client"

var keepgoing = false

proc sharing_start_server*(db: DbConn, port: Port, address = "") =
  ## Turn on the sharing server
  info "Starting share server"
  asyncCheck serve(db, port, address)

  info "Starting the reactor..."
  keepgoing = true
  while keepgoing:
    try:
      echo "about to poll"
      poll()
      echo "polled"
    except:
      echo "Error encountered: ", getCurrentExceptionMsg()
      raise
  info "Stopped the reactor..."

output.txt

handler.connected done
WARN handshake failed
DEBUG client processing done
about to close
client closed
Error encountered: Bad file descriptor
Async traceback:
  /Users/matt/m/proj.git/ccore/dummyshare.nim(24)                            dummyshare
  /Users/matt/m/nim-argparse/src/argparse.nim(724)                              run
  /Users/matt/m/nim-argparse/src/argparse.nim(715)                              run
  /Users/matt/m/nim-argparse/src/argparse.nim(698)                              parse
  /Users/matt/m/nim-argparse/src/argparse.nim(676)                              parse
  /Users/matt/m/nim-argparse/src/argparse.nim(913)                              :anonymous
  /Users/matt/m/proj.git/ccore/dummyshare.nim(10)                            startServer
  /Users/matt/m/proj.git/ccore/src/proj/sharing.nim(317)                  sharing_start_server
  /Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncdispatch.nim(1562) poll
  /Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncdispatch.nim(1328) runOnce
  /Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncdispatch.nim(210)  processPendingCallbacks
  /Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncmacro.nim(34)      sendNimAsyncContinue
  /Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncnet.nim(445)       sendIter
  /Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncfutures.nim(374)   read
Exception message: Bad file descriptor
Exception type:
/Users/matt/m/proj.git/ccore/dummyshare.nim(24) dummyshare
/Users/matt/m/nim-argparse/src/argparse.nim(724) run
/Users/matt/m/nim-argparse/src/argparse.nim(715) run
/Users/matt/m/nim-argparse/src/argparse.nim(698) parse
/Users/matt/m/nim-argparse/src/argparse.nim(676) parse
/Users/matt/m/nim-argparse/src/argparse.nim(913) :anonymous
/Users/matt/m/proj.git/ccore/dummyshare.nim(10) startServer
/Users/matt/m/proj.git/ccore/src/proj/sharing.nim(317) sharing_start_server
/Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncdispatch.nim(1562) poll
/Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncdispatch.nim(1328) runOnce
/Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncdispatch.nim(210) processPendingCallbacks
/Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncmacro.nim(34) sendNimAsyncContinue
/Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncnet.nim(445) sendIter
/Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncfutures.nim(374) read
[[reraised from:
/Users/matt/m/proj.git/ccore/dummyshare.nim(24) dummyshare
/Users/matt/m/nim-argparse/src/argparse.nim(724) run
/Users/matt/m/nim-argparse/src/argparse.nim(715) run
/Users/matt/m/nim-argparse/src/argparse.nim(698) parse
/Users/matt/m/nim-argparse/src/argparse.nim(676) parse
/Users/matt/m/nim-argparse/src/argparse.nim(913) :anonymous
/Users/matt/m/proj.git/ccore/dummyshare.nim(10) startServer
/Users/matt/m/proj.git/ccore/src/proj/sharing.nim(317) sharing_start_server
/Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncdispatch.nim(1562) poll
/Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncdispatch.nim(1328) runOnce
/Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncdispatch.nim(210) processPendingCallbacks
/Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncfutures.nim(422) asyncCheckCallback
]]
Error: unhandled exception: Bad file descriptor
Async traceback:
  /Users/matt/m/proj.git/ccore/dummyshare.nim(24)                            dummyshare
  /Users/matt/m/nim-argparse/src/argparse.nim(724)                              run
  /Users/matt/m/nim-argparse/src/argparse.nim(715)                              run
  /Users/matt/m/nim-argparse/src/argparse.nim(698)                              parse
  /Users/matt/m/nim-argparse/src/argparse.nim(676)                              parse
  /Users/matt/m/nim-argparse/src/argparse.nim(913)                              :anonymous
  /Users/matt/m/proj.git/ccore/dummyshare.nim(10)                            startServer
  /Users/matt/m/proj.git/ccore/src/proj/sharing.nim(317)                  sharing_start_server
  /Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncdispatch.nim(1562) poll
  /Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncdispatch.nim(1328) runOnce
  /Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncdispatch.nim(210)  processPendingCallbacks
  /Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncmacro.nim(34)      sendNimAsyncContinue
  /Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncnet.nim(445)       sendIter
  /Users/matt/.choosenim/toolchains/nim-0.20.2/lib/pure/asyncfutures.nim(374)   read
Exception message: Bad file descriptor
Exception type: [OSError]