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Only return interfaces where addr is not nil 

tunnel interfaces on Linux have addr set to nil which makes the function
list_interfaces fail with a backtrace.
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Dan Čermák 2019-07-26 15:47:29 +02:00 committed by Brian Cain
parent 67270a2d64
commit 435a32684f
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2
plugins/providers/docker/action/prepare_networks.rb
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@ -34,7 +34,7 @@ module VagrantPlugins
# @return [Array<Socket::Ifaddr>] interface list # @return [Array<Socket::Ifaddr>] interface list
def list_interfaces def list_interfaces
Socket.getifaddrs.find_all do |i| Socket.getifaddrs.find_all do |i|
i.addr.ip? && !i.addr.ipv4_loopback? && !i.addr.nil? && i.addr.ip? && !i.addr.ipv4_loopback? &&
!i.addr.ipv6_loopback? && !i.addr.ipv6_linklocal? !i.addr.ipv6_loopback? && !i.addr.ipv6_linklocal?
end end
end end