[libvirt] [PATCH v3] Add helper program to create custom leases

[Nehal J Wani]

On Mon, Feb 24, 2014 at 5:27 PM, Nehal J Wani <nehaljw.kkd1 at gmail.com> wrote:
> Introduce helper program to catch events from dnsmasq and maintain a custom
> lease file per network. It supports dhcpv4 and dhcpv6. The file is saved as
> "<interface-name>.status".
>
> Each lease contains the following info:
> <expiry-time (epoch time)> <mac> <iaid> <ip-address> <hostname> <clientid>
>
> Example of custom leases file content:
> [
>     {
>         "iaid": "1221229",
>         "ip-address": "2001:db8:ca2:2:1::95",
>         "mac-address": "52:54:00:12:a2:6d",
>         "hostname": "Fedora20",
>         "client-id": "00:04:1a:c1:d9:6b:5a:0a:e2:bc:f8:4b:1e:37:2e:38:22:55",
>         "expiry-time": 1393244216
>     },
>     {
>         "ip-address": "192.168.150.208",
>         "mac-address": "52:54:00:11:56:b3",
>         "hostname": "Wani-PC",
>         "client-id": "01:52:54:00:11:56:b3",
>         "expiry-time": 1393244248
>     }
> ]
>
> src/Makefile.am:
>    * Add options to compile the helper program
>
> src/network/bridge_driver.c:
>    * Introduce networkDnsmasqLeaseFileNameCustom()
>    * Invoke helper program along with dnsmasq
>    * Delete the .status file when corresponding n/w is destroyed.
>
> src/util/leaseshelper.c
>    * Helper program to create the custom lease file
>
> ---
>  v3:
>  * Improved file handling, removed redundant copying, introduced --help and --version
>
>  v2:
>  * Changed format to JSON
>  * Refer: https://www.redhat.com/archives/libvir-list/2014-January/msg01234.html
>
>  v1:
>  * Refer: https://www.redhat.com/archives/libvir-list/2014-January/msg00626.html
>
>  src/Makefile.am             |   16 +++
>  src/network/bridge_driver.c |   19 +++
>  src/util/leaseshelper.c     |  303 +++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 338 insertions(+), 0 deletions(-)
>  create mode 100644 src/util/leaseshelper.c


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