[systemd-devel] [PATCH 0/6] DHCPv6 Information request

Tom Gundersen teg at jklm.no
Wed Dec 10 09:35:51 PST 2014


Pushed. Thanks!

-t

On Wed, Dec 10, 2014 at 3:17 PM, Patrik Flykt
<patrik.flykt at linux.intel.com> wrote:
>
>         Hi,
>
> This patch set implements DHCPv6 Information request, i.e. the situation
> where Router Advertisments announce that only 'Other' information, not
> IPv6 addresses, is available via DHCPv6. This patch doesn't have anything
> to do with the prefix delegation discussed earlier; it was simply left
> half implemented for a while on my machine.
>
> The first two patches clean up the code a bit, so that later additions
> are easier to implement.
>
> The third patch adds support for requesting additional information and
> ignores any addresses that should not have been sent by the DHCPv6
> server anyway. Patch 04 makes a simple test case verifying also that it
> is possible to switch from Information request to a normal DHCPv6 address
> acquisition procedure.
>
> Patch 05 moves systemd-networkd DHCPv6 initialization and handling into
> a file of its own following what's been done for DHCPv4 and IPv4 link
> local. Finally patch 06 adds the necessary logic to request the addtional
> information from the DHCPv6 server and possibly upgrading the procedure
> to the normal IPv6 address aquisition process should the 'Managed' bit
> become set in the Router Advertisments. Reversing this procedure, i.e.
> "downgrading" it back to fetching additional information only is not
> possible according to RFCs.
>
>
> Please review,
>
>         Patrik
>
>
> Patrik Flykt (6):
>   sd-dhcp6-client: Make end of successfull option parsing explicit
>   sd-dhcp6-lease: Return only -EINVAL when a NULL lease is supplied
>   sd-dhcp6-client: Implement Information Request message
>   test-dhcp6-client: Add a simple Information Request test case
>   networkd-dhcp6: Move ICMPv6 and DHCPv6 configuration to new file
>   networkd-dhcp6: Support ICMPv6 Other information
>
>  Makefile.am                                |   1 +
>  src/libsystemd-network/dhcp6-protocol.h    |   3 +
>  src/libsystemd-network/sd-dhcp6-client.c   | 150 ++++++++++++++++-----
>  src/libsystemd-network/sd-dhcp6-lease.c    |   4 +-
>  src/libsystemd-network/test-dhcp6-client.c | 126 ++++++++++++++---
>  src/network/networkd-dhcp6.c               | 210 +++++++++++++++++++++++++++++
>  src/network/networkd-link.c                | 122 +----------------
>  src/network/networkd-link.h                |   1 +
>  src/systemd/sd-dhcp6-client.h              |   5 +
>  9 files changed, 445 insertions(+), 177 deletions(-)
>  create mode 100644 src/network/networkd-dhcp6.c
>
> --
> 2.1.3
>


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