Open Stack

My guess: You're running OVN. You need neutron-dhcp-agent running as well.
OVN disables it by default and OVN's integrated DHCP service does not
support options for network booting.

-Julia

On Thu, Feb 3, 2022 at 9:06 AM Anirudh Gupta <anyrude10 at gmail.com> wrote:

> Hi Team
>
> I am trying to Provision Bare Metal Node from my tripleo Overcloud.
> For this, while deploying the overcloud, I have followed the *"default
> flat" *network approach specified in the below link
>
> https://access.redhat.com/documentation/en-us/red_hat_openstack_platform/15/html/bare_metal_provisioning/sect-planning
>
> Just to highlight the changes, I have defined the
>
> *ironic-config.yaml*
>
> parameter_defaults:
>     ...
>     ...
>     IronicIPXEEnabled: true
>     IronicInspectorSubnets:
>     - ip_range: *172.23.3.100,172.23.3.150*
>     IronicInspectorInterface: 'br-baremetal'
>
> Also modified the file *~/templates/network-environment.yaml*
>
> parameter_defaults:
>   NeutronBridgeMappings: datacentre:br-ex,baremetal:br-baremetal
>   NeutronFlatNetworks: datacentre,baremetal
>
> With this I have Followed all the steps of creating br-baremetal bridge on
> controller, given in the link below:
>
>
> https://access.redhat.com/documentation/en-us/red_hat_openstack_platform/15/html/bare_metal_provisioning/sect-deploy
>
>   - type: ovs_bridge
>      name: br-baremetal
>      use_dhcp: false
>      members:
>      - type: interface
>        name: nic3
>
> Post Deployment, I have also create a flat network on "datacentre"
> physical network and subnet having the range *172.23.3.200,172.23.3.240 *(as
> suggested subnet is same as of inspector and range is different) and the
> router
>
> Also created a baremetal node and ran *"openstack baremetal node manage
> bm1", *the state of which was a success.
>
> Observation:
>
> On executing  "openstack baremetal node *provide* bm1", the machine gets
> power on and ideally it should take an IP from ironic inspector range and
> PXE Boot.
> But nothing of this sort happens and we see an IP from neutron range "
> *172.23.3.239*" (attached the screenshot)
>
> [image: image.png]
>
> I have checked overcloud ironic inspector podman logs alongwith the
> tcpdump.
> In tcpdump, I can only see dhcp discover request on br-baremetal and
> nothing happens after that.
>
> I have tried to explain my issue in detail, but I would be happy to share
> more details in case still required.
> Can someone please help in resolving my issue.
>
> Regards
> Anirudh Gupta
>
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