[Buildroot] [PATCH v4] busybox: Update udhcpc.script for stateful DHCPv6

Thomas Petazzoni thomas.petazzoni at bootlin.com
Sun Apr 7 14:06:22 UTC 2019

Hello Samuel,

On Thu, 26 Jul 2018 11:39:19 +1000
Samuel Mendoza-Jonas <sam at mendozajonas.com> wrote:

> udhcpc6 will call the default script with the address set in the "ipv6"
> variable. Set "ip" to this address if present.
> 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
> 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.
> (wait for IPv6 route)
> From: Robert Lippert <rlippert at google.com>
> Signed-off-by: Samuel Mendoza-Jonas <sam at mendozajonas.com>
> ---
> v4: Expand description of stateful DHCPv6 in commit message
> v3: Point out 'stateful' DHCPv6 in commit, send to the correct list...
> v2: Avoid bashisms

On February 26, 2019, you received some comments on this patch (yes it
took a lot of time for someone to review the patch, but it finally
happened). Could you take into account those comments and post an
updated version ?

Thanks a lot!

Thomas Petazzoni, CTO, Bootlin
Embedded Linux and Kernel engineering

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