[bug] raise the maxfiles limit in OSX

due to zmq, we are hitting the limit and getting app crashes.

- Resolves: #7319

1 files changed, 7 insertions, 1 deletions

diff --git a/src/leap/bitmask/app.py b/src/leap/bitmask/app.py
index 032a9e52..be1fc424 100644
--- a/src/leap/bitmask/app.py
+++ b/src/leap/bitmask/app.py
@@ -39,13 +39,19 @@
 # M:::::::::::~NMMM7???7MMMM:::::::::::::::::::::::NMMMI??I7MMMM:::::::::::::M
 # M::::::::::::::7MMMMMMM+:::::::::::::::::::::::::::?MMMMMMMZ:::::::::::::::M
 #                (thanks to: http://www.glassgiant.com/ascii/)
-
 import atexit
 import commands
 import multiprocessing
 import os
+import platform
 import sys
 
+if platform.system() == "Darwin":
+    # We need to tune maximum number of files, due to zmq usage
+    # we hit the limit.
+    import resource
+    resource.setrlimit(resource.RLIMIT_NOFILE, (4096, 10240))
+
 from leap.bitmask import __version__ as VERSION
 from leap.bitmask.backend.backend_proxy import BackendProxy
 from leap.bitmask.backend_app import run_backend