Hi Vadim,
Stork does not yet support the configuration backend. When you
perform subnet changes on the Stork server, it will send these changes
to Kea using the subnet_cmds hook API commands. Then it will send a
config-write API command to save the configuration to disk.
Thank you,
Darren Ankney
On Wed, Dec 18, 2024 at 12:50 PM Vadim Yakovenko
<yakoven...@westmancom.com> wrote:
>
> Additional information:
>
> I can see the subnet is added to the running configuration, but still not
> committed to the database.
>
> ________________________________
> From: Vadim Yakovenko <yakoven...@westmancom.com>
> Sent: Wednesday, December 18, 2024 10:25 AM
> To: kea-users@lists.isc.org <kea-users@lists.isc.org>
> Subject: database backend + stork
>
> Hello.
>
> I am running the Kea 2.6.1 with premium hooks for database backend.
> Stork sever version is 2.0.0
>
> Here is the config snippet which was pulled from the server requested via
> kea-agent:
>
> "config-control": {
> "config-databases": [
> {
> "host": "AAA.AAA.AAA.AAA",
> "name": "lab_lease_db",
> "password": "xxx",
> "port": 3306,
> "type": "mysql",
> "user": "connector"
> }
> ],
>
> Here is what I see from the Stork side for hooks:
>
> Libdhcp_host_cmds.so [doc]
> libdhcp_subnet_cmds.so [doc]
> libdhcp_cb_cmds.so [doc]
> libdhcp_mysql_cb.so [doc]
> libdhcp_lease_cmds.so [doc]
>
> Here is what I see from the Stork side for the backend:
>
>
> Database Backends
> MySQL (lab_lease...@aaa.aaa.aaa.aaa) with:
> Leases
> Config Backend
>
> So, it looks like I should be able to add and manipulate subnets and pools.
>
> When I'm trying to add a subnet I'm getting the following message:
>
> The transaction creating the subnet failed: Problem with committing subnet
> information: config-write command to k...@aaa.aaa.aaa.aaa failed: error
> status (1) returned by Kea dhcp4 daemon with text: 'Error during
> write-config: Unable to open file /etc/kea/kea-dhcp4.conf for writing'
>
> It looks like Kea is trying to write the config changes to the file, even
> though it should write it to the database.
> When I am adding the subnet to the database manually, Kea can operate with it
> without any problems.
> Have I missed something to setup ?
>
> Thanks in advance.
>
> -Vadim
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