Show IP counters when kubectl getting IPPools

[tnqn]

To make the output informative and consistent with ExternalIPPools.

Signed-off-by: Quan Tian qtian@vmware.com

Before:

# kubectl get ippools
NAME    AGE
pool1   10h

After:

# kubectl get ippools
NAME    TOTAL   USED   AGE
pool1   9       3      10h

[tnqn]

/skip-all

[tnqn]

/skip-all

[codecov]

Codecov Report

Merging #4088 (eacab02) into main (7ec0860) will increase coverage by 3.15%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main    #4088      +/-   ##
==========================================
+ Coverage   64.24%   67.39%   +3.15%     
==========================================
  Files         294      297       +3     
  Lines       44809    44903      +94     
==========================================
+ Hits        28787    30263    +1476     
+ Misses      13671    12284    -1387     
- Partials     2351     2356       +5     

Flag	Coverage Δ
integration-tests	35.19% <ø> (?)
kind-e2e-tests	50.32% <ø> (-0.22%)	⬇️
unit-tests	44.35% <ø> (+0.01%)	⬆️

Impacted Files	Coverage Δ
pkg/agent/cniserver/ipam/antrea_ipam.go	51.08% <0.00%> (-24.68%)	⬇️
pkg/apiserver/handlers/endpoint/handler.go	56.52% <0.00%> (-13.05%)	⬇️
pkg/agent/proxy/topology.go	72.72% <0.00%> (-9.10%)	⬇️
pkg/ipam/poolallocator/allocator.go	50.71% <0.00%> (-5.00%)	⬇️
pkg/controller/networkpolicy/tier.go	50.00% <0.00%> (-5.00%)	⬇️
pkg/agent/consistenthash/consistenthash.go	93.75% <0.00%> (-3.75%)	⬇️
pkg/agent/memberlist/cluster.go	71.24% <0.00%> (-2.88%)	⬇️
pkg/agent/cniserver/ipam/antrea_ipam_controller.go	79.45% <0.00%> (-1.37%)	⬇️
pkg/agent/controller/networkpolicy/reconciler.go	70.36% <0.00%> (-1.15%)	⬇️
pkg/agent/proxy/proxier.go	65.06% <0.00%> (-0.90%)	⬇️
... and 50 more

[antoninbas]

LGTM