From 2953fb6d4f34cac57b6b1224c5e72ee65b185752 Mon Sep 17 00:00:00 2001
From: Jan Bieron <jbieron+github@gmail.com>
Date: Mon, 18 Mar 2019 12:09:19 +0100
Subject: [PATCH] Use poll() instead of select()

Fixes #2278
because poll does not have select's builtin limit of 1024 descriptors

Signed-off-by: Jan Bieron <jbieron+github@gmail.com>
---
 docker/utils/socket.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/docker/utils/socket.py b/docker/utils/socket.py
index 7ba9505538..b3d9545f71 100644
--- a/docker/utils/socket.py
+++ b/docker/utils/socket.py
@@ -28,7 +28,9 @@ def read(socket, n=4096):
     recoverable_errors = (errno.EINTR, errno.EDEADLK, errno.EWOULDBLOCK)
 
     if six.PY3 and not isinstance(socket, NpipeSocket):
-        select.select([socket], [], [])
+        poll = select.poll()
+        poll.register(socket)
+        poll.poll()
 
     try:
         if hasattr(socket, 'recv'):