[Buildroot] [PATCH v5 2/2] busybox: wait for ipv6 default route in udhcpc6
Peter Korsgaard
peter at korsgaard.com
Sun Oct 27 19:24:20 UTC 2019
>>>>> "Samuel" == Samuel Mendoza-Jonas <sam at mendozajonas.com> writes:
> udhcpc6 implements "stateful" DHCPv6 for explicitly requesting an address
> and other configuration information. A major difference between DHCPv4
> and DHCPv6 is that DHCPv6 does *not* advertise a default route; this is
> determined by normal IPv6 autoconfiguration.
> Included is a change from Rob, which if handling a DHCPv6 address waits
Who is Rob?
> a moment for the IPv6 route to be configured; as above this doesn't come
> from DHCPv6 but rather the IPv6 Router Advertisement (RA) which happens
> independently from udhcpc6. The intent here is to try and ensure that
> the interface is route-able upon the script's completion as it would be
> if called from udhcpc.
> Signed-off-by: Samuel Mendoza-Jonas <sam at mendozajonas.com>
> ---
> v5: Split into two patches, modify the wait_for_ipv6_default_route loop
> to resemble the loop in package/ifupdown-scripts/network/if-pre-up.d/wait_iface
> v4: Expand description of stateful DHCPv6 in commit message
> v3: Point out 'stateful' DHCPv6 in commit, send to the correct list...
> v2: Avoid bashisms
Committed after extending/rewording the commit message a bit, including
mentioning IF_WAIT_DELAY - thanks.
--
Bye, Peter Korsgaard
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