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Enable kubectl autoscale for replica sets.

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Also add some tests for it.
This commit is contained in:
Madhusudan.C.S 2016-03-10 10:45:23 -08:00
parent c9b3b007cd
commit dfc62b56cc
2 changed files with 21 additions and 1 deletions
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20
hack/test-cmd.sh
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@ -1360,6 +1360,26 @@ __EOF__
# Post-condition: no replica set exists # Post-condition: no replica set exists
kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" '' kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" ''
### Auto scale replica set
# Pre-condition: no replica set exists
kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f hack/testdata/frontend-replicaset.yaml "${kube_flags[@]}"
kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" 'frontend:'
# autoscale 1~2 pods, CPU utilization 70%, replica set specified by file
kubectl autoscale -f hack/testdata/frontend-replicaset.yaml "${kube_flags[@]}" --max=2 --cpu-percent=70
kube::test::get_object_assert 'hpa frontend' "{{$hpa_min_field}} {{$hpa_max_field}} {{$hpa_cpu_field}}" '1 2 70'
kubectl delete hpa frontend "${kube_flags[@]}"
# autoscale 2~3 pods, default CPU utilization (80%), replica set specified by name
kubectl autoscale rs frontend "${kube_flags[@]}" --min=2 --max=3
kube::test::get_object_assert 'hpa frontend' "{{$hpa_min_field}} {{$hpa_max_field}} {{$hpa_cpu_field}}" '2 3 80'
kubectl delete hpa frontend "${kube_flags[@]}"
# autoscale without specifying --max should fail
! kubectl autoscale rs frontend "${kube_flags[@]}"
# Clean up
kubectl delete rs frontend "${kube_flags[@]}"
###################### ######################
# Multiple Resources # # Multiple Resources #
###################### ######################

2
pkg/kubectl/cmd/util/factory.go
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@ -550,7 +550,7 @@ func NewFactory(optionalClientConfig clientcmd.ClientConfig) *Factory {
}, },
CanBeAutoscaled: func(kind unversioned.GroupKind) error { CanBeAutoscaled: func(kind unversioned.GroupKind) error {
switch kind { switch kind {
case api.Kind("ReplicationController"), extensions.Kind("Deployment"): case api.Kind("ReplicationController"), extensions.Kind("Deployment"), extensions.Kind("ReplicaSet"):
// nothing to do here // nothing to do here
default: default:
return fmt.Errorf("cannot autoscale a %v", kind) return fmt.Errorf("cannot autoscale a %v", kind)