[ovs-dev] [ovs-dev, v2][PATCH] ovn-northd: Restrict use of unspecified source addresses

[Ben Pfaff]

On Fri, May 20, 2016 at 12:48:16PM -0700, Dustin Lundquist wrote:
> Restrict use of the unspecified source addresses (:: and 0.0.0.0) to
> traffic necessary to obtain an IP address. DHCP discovery messages for
> the IPv4 case, and ICMP6 types necessary for duplicate address detection
> for IPv6.
> 
> This breaks the existing ovn -- portsecurity : 3 HVs, 1 LS, 3 lports/HV
> test since it tests sourcing IPv6 packets from the unspecified address
> with and invalid ICMPv6 type (0). Modified this test should be extended
> to verify ICMPv6 types for DAD are permitted, and other IPv6 traffic
> sourced from the unspecified address are dropped.
> 
> Signed-off-by: Dustin Lundquist <dustin at null-ptr.net>

Thanks for improving OVN!

I applied this to master.