metallb app status is in active even when the workload pods are not yet running

[Hemanth Nakkina]

Deployed microk8s charm and the add-ons coredns and metallb.

The juju status for metallb shows active very early even though the pods are still in ContainerCreating state.

Juju Status:
$ juju status -m microk8s-addons
Model Controller Cloud/Region Version SLA Timestamp
microk8s-addons localhost-localhost myk8scloud/localhost 2.9.44 unsupported 12:09:34+05:30

App Version Status Scale Charm Channel Rev Address Exposed Message
coredns active 1 coredns 1.28/stable 101 10.152.183.181 no
metallb active 1 metallb 1.28/stable 4 10.152.183.180 no

Unit Workload Agent Address Ports Message
coredns/0* active idle 10.1.159.72
metallb/0* active idle 10.1.159.69

Offer Application Charm Rev Connected Endpoint Interface Role
coredns coredns coredns 101 0/0 dns-provider kube-dns provider

Microk8s pods status:
$ juju ssh microk8s/leader sudo microk8s.kubectl get po -A -o wide
NAMESPACE NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES
kube-system calico-node-b8qzs 1/1 Running 0 13m 10.121.193.91 juju-bd5f0d-2 <none> <none>
kube-system coredns-864597b5fd-6tt6l 1/1 Running 0 13m 10.1.159.65 juju-bd5f0d-2 <none> <none>
kube-system hostpath-provisioner-7df77bc496-d68k2 1/1 Running 0 13m 10.1.159.67 juju-bd5f0d-2 <none> <none>
kube-system calico-kube-controllers-77bd7c5b-wrj4z 1/1 Running 0 13m 10.1.159.66 juju-bd5f0d-2 <none> <none>
microk8s-addons modeloperator-75cf4bd96b-wnrvw 1/1 Running 0 3m58s 10.1.159.68 juju-bd5f0d-2 <none> <none>
metallb-system speaker-tdpkp 0/1 ContainerCreating 0 3m 10.121.193.91 juju-bd5f0d-2 <none> <none>
microk8s-addons coredns-0 2/2 Running 0 2m51s 10.1.159.72 juju-bd5f0d-2 <none> <none>
metallb-system controller-5c68c46976-ltcjj 1/1 Running 0 3m 10.1.159.71 juju-bd5f0d-2 <none> <none>
microk8s-addons metallb-0 1/1 Running 0 3m45s 10.1.159.69 juju-bd5f0d-2 <none> <none>

Metallb charm should update its status to active only when all the workload pods are in Running state.

Debug logs for metallb:
https://pastebin.ubuntu.com/p/Hh3H7sFnrn/

Environment:
juju+lxd cloud

juju 2.9/stable
microk8s 1.28/stable (same for coredns, metallb)