From 57c17b6cef8cca4055c65e606191c1a68b73dd73 Mon Sep 17 00:00:00 2001
From: Matthias Radestock <matthias.radestock@gmail.com>
Date: Thu, 6 Nov 2014 21:46:12 +0000
Subject: [PATCH] use /dev/urandom instead of /dev/random to avoid blocking
 ...since in some typical deployment scenarios, e.g. small, minimal VMs, not
 enough entropy may be available.

Fixes #170.
---
 weave | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/weave b/weave
index c50a1d6b..06dd7ba9 100755
--- a/weave
+++ b/weave
@@ -109,7 +109,7 @@ delete_iptables_rule() {
 create_bridge() {
     [ ! -d /sys/class/net/$BRIDGE ] && {
         ip link add name $BRIDGE type bridge
-        ip link set dev $BRIDGE address 7a:$(od -txC -An -N5 /dev/random | tr \  : | tail -c+2)
+        ip link set dev $BRIDGE address 7a:$(od -txC -An -N5 /dev/urandom | tr \  : | tail -c+2)
         # Attempting to set the bridge MTU to a high value directly
         # fails. Bridges take the lowest MTU of their interfaces. So
         # instead we create a temporary interface with the desired