kubernetes/contrib/mesos/pkg/scheduler/podtask/procurement_test.go
James DeFelice 8c776b7eb9 host port mapping should be more consistent between scheduler and
controller-manager in k8sm:
  - rename host_port_endpoints flag to host-port-endpoints
  - host port mapping strategy in scheduler should be driven by host-port-endpoints flag
  - added host-port-endpoints to known flags
  - docs: scheduler should also be configured with host-port-endpoints
  - task recovery: be explicit about excluding mirror pods
2016-02-15 21:28:46 +00:00

224 lines
5.0 KiB
Go

/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package podtask
import (
"testing"
"github.com/mesos/mesos-go/mesosproto"
"github.com/mesos/mesos-go/mesosutil"
mesos "github.com/mesos/mesos-go/mesosproto"
"k8s.io/kubernetes/contrib/mesos/pkg/scheduler/podtask/hostport"
"k8s.io/kubernetes/contrib/mesos/pkg/scheduler/resources"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/api/resource"
"reflect"
)
func TestNewPodResourcesProcurement(t *testing.T) {
executor := mesosutil.NewExecutorInfo(
mesosutil.NewExecutorID("executor-id"),
mesosutil.NewCommandInfo("executor-cmd"),
)
executor.Data = []byte{0, 1, 2}
executor.Resources = []*mesosproto.Resource{
scalar("cpus", 0.1, "*"),
scalar("mem", 64.0, "*"),
}
executor.Command = &mesosproto.CommandInfo{
Arguments: []string{},
}
offer := &mesosproto.Offer{
Resources: []*mesosproto.Resource{
scalar("cpus", 4.0, "*"),
scalar("mem", 512.0, "*"),
},
}
task, _ := New(
api.NewDefaultContext(),
Config{
Prototype: executor,
FrameworkRoles: []string{"*"},
DefaultPodRoles: []string{"*"},
HostPortStrategy: hostport.StrategyWildcard,
},
&api.Pod{
ObjectMeta: api.ObjectMeta{
Name: "test",
Namespace: api.NamespaceDefault,
},
Spec: api.PodSpec{
Containers: []api.Container{
{
Resources: api.ResourceRequirements{
Limits: api.ResourceList{
api.ResourceCPU: *resource.NewQuantity(
3,
resource.DecimalSI,
),
api.ResourceMemory: *resource.NewQuantity(
128*1024*1024,
resource.BinarySI,
),
},
},
},
},
},
},
)
procurement := NewPodResourcesProcurement()
ps := NewProcureState(offer)
if err := procurement.Procure(task, &api.Node{}, ps); err != nil {
t.Error(err)
}
if len(ps.spec.Resources) == 0 {
t.Errorf("expected procured resources but got none")
}
}
func TestProcureRoleResources(t *testing.T) {
for i, tt := range []struct {
offered []*mesos.Resource
name string // cpu or mem
want float64
roles []string
consumed []*mesos.Resource
left []*mesos.Resource
}{
{
offered: []*mesos.Resource{
scalar("mem", 128.0, "*"),
scalar("mem", 32.0, "slave_public"),
},
name: "mem",
want: 128.0,
roles: []string{"slave_public", "*"},
consumed: []*mesos.Resource{
scalar("mem", 32.0, "slave_public"),
scalar("mem", 96.0, "*"),
},
left: []*mesos.Resource{
scalar("mem", 32.0, "*"),
},
},
{
offered: []*mesos.Resource{
scalar("mem", 128.0, "*"),
scalar("mem", 32.0, "slave_public"),
},
name: "mem",
want: 128.0,
roles: []string{"slave_public"},
consumed: nil,
left: []*mesos.Resource{
scalar("mem", 128.0, "*"),
scalar("mem", 32.0, "slave_public"),
},
},
{
offered: []*mesos.Resource{
scalar("cpus", 1.5, "slave_public"),
scalar("cpus", 1, "slave_public"),
scalar("mem", 128.0, "slave_public"),
scalar("mem", 64.0, "slave_public"),
scalar("mem", 128.0, "*"),
},
name: "mem",
want: 200.0,
roles: []string{"slave_public", "*"},
consumed: []*mesos.Resource{
scalar("mem", 128.0, "slave_public"),
scalar("mem", 64.0, "slave_public"),
scalar("mem", 8.0, "*"),
},
left: []*mesos.Resource{
scalar("cpus", 1.5, "slave_public"),
scalar("cpus", 1, "slave_public"),
scalar("mem", 120, "*"),
},
},
{
offered: []*mesos.Resource{
scalar("mem", 128.0, "*"),
},
name: "mem",
want: 128.0,
roles: []string{"slave_public", "*"},
consumed: []*mesos.Resource{
scalar("mem", 128, "*"),
},
left: []*mesos.Resource{},
},
{
offered: []*mesos.Resource{
scalar("cpu", 32.0, "slave_public"),
},
name: "mem",
want: 128.0,
roles: []string{"slave_public", "*"},
consumed: nil,
left: []*mesos.Resource{
scalar("cpu", 32.0, "slave_public"),
},
},
{
offered: nil,
name: "mem",
want: 160.0,
roles: []string{"slave_public", "*"},
consumed: nil, left: nil,
},
} {
consumed, remaining := procureScalarResources(tt.name, tt.want, tt.roles, tt.offered)
if !reflect.DeepEqual(consumed, tt.consumed) {
t.Errorf("test #%d (consumed):\ngot %v\nwant %v", i, consumed, tt.consumed)
}
if !reflect.DeepEqual(remaining, tt.left) {
t.Errorf("test #%d (remaining):\ngot %v\nwant %v", i, remaining, tt.left)
}
}
}
func scalar(name string, value float64, role string) *mesos.Resource {
res := mesosutil.NewScalarResource(name, value)
res.Role = resources.StringPtrTo(role)
return res
}