userSock may be closed in handleRequest, so check before recvLine

2020-07-27 23:51:16 +02:00 · 2020-07-27 23:51:16 +02:00 · 5d08473d86
parent 7c010f9303
commit 5d08473d86
1 changed files with 2 additions and 0 deletions
--- a/punchd.nim
+++ b/punchd.nim
@ -64,6 +64,8 @@ proc handleRequest(line: string, unixSock: AsyncSocket) {.async.} =

 proc handleRequests(userSock: AsyncSocket) {.async.} =
  while true:
+    if userSock.isClosed:
+      break
    let line = await userSock.recvLine(maxLength = 400)
    if line.len == 0:
      break