forked from rook/rook
d-luu
9c755fac66
Adds priority class support to Ceph components to influence scheduler's pod preemption Signed-off-by: d-luu <david@davidluu.info>
109 lines
3.5 KiB
Go
109 lines
3.5 KiB
Go
/*
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Copyright 2016 The Rook Authors. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package mds
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import (
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"testing"
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"github.com/rook/rook/pkg/operator/ceph/config"
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cephv1 "github.com/rook/rook/pkg/apis/ceph.rook.io/v1"
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"github.com/rook/rook/pkg/clusterd"
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"github.com/rook/rook/pkg/daemon/ceph/client"
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cephconfig "github.com/rook/rook/pkg/daemon/ceph/config"
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cephver "github.com/rook/rook/pkg/operator/ceph/version"
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cephtest "github.com/rook/rook/pkg/operator/ceph/test"
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testop "github.com/rook/rook/pkg/operator/test"
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"github.com/stretchr/testify/assert"
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apps "k8s.io/api/apps/v1"
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v1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/api/resource"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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)
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func testDeploymentObject(network cephv1.NetworkSpec) *apps.Deployment {
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fs := cephv1.CephFilesystem{
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ObjectMeta: metav1.ObjectMeta{Name: "myfs", Namespace: "ns"},
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Spec: cephv1.FilesystemSpec{
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MetadataServer: cephv1.MetadataServerSpec{
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ActiveCount: 1,
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ActiveStandby: false,
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Resources: v1.ResourceRequirements{
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Limits: v1.ResourceList{
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v1.ResourceCPU: *resource.NewQuantity(500.0, resource.BinarySI),
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v1.ResourceMemory: *resource.NewQuantity(4337.0, resource.BinarySI),
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},
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Requests: v1.ResourceList{
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v1.ResourceCPU: *resource.NewQuantity(250.0, resource.BinarySI),
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v1.ResourceMemory: *resource.NewQuantity(2169.0, resource.BinarySI),
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},
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},
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PriorityClassName: "my-priority-class",
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},
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},
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}
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clusterInfo := &cephconfig.ClusterInfo{
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FSID: "myfsid",
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CephVersion: cephver.Mimic,
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}
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c := NewCluster(
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clusterInfo,
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&clusterd.Context{Clientset: testop.New(1)},
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"rook/rook:myversion",
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&cephv1.ClusterSpec{
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CephVersion: cephv1.CephVersionSpec{Image: "ceph/ceph:testversion"},
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Network: network,
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},
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fs,
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&client.CephFilesystemDetails{ID: 15},
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metav1.OwnerReference{},
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"/var/lib/rook/",
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false,
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)
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mdsTestConfig := &mdsConfig{
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DaemonID: "myfs-a",
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ResourceName: "rook-ceph-mds-myfs-a",
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DataPathMap: config.NewStatelessDaemonDataPathMap(config.MdsType, "myfs-a", "rook-ceph", "/var/lib/rook/"),
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}
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return c.makeDeployment(mdsTestConfig)
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}
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func TestPodSpecs(t *testing.T) {
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d := testDeploymentObject(cephv1.NetworkSpec{HostNetwork: false}) // no host network
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assert.NotNil(t, d)
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assert.Equal(t, v1.RestartPolicyAlways, d.Spec.Template.Spec.RestartPolicy)
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// Deployment should have Ceph labels
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cephtest.AssertLabelsContainCephRequirements(t, d.ObjectMeta.Labels,
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config.MdsType, "myfs-a", "rook-ceph-mds", "ns")
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podTemplate := cephtest.NewPodTemplateSpecTester(t, &d.Spec.Template)
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podTemplate.RunFullSuite(config.MdsType, "myfs-a", "rook-ceph-mds", "ns", "ceph/ceph:testversion",
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"500", "250", "4337", "2169", /* resources */
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"my-priority-class")
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}
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func TestHostNetwork(t *testing.T) {
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d := testDeploymentObject(cephv1.NetworkSpec{HostNetwork: true}) // host network
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assert.Equal(t, true, d.Spec.Template.Spec.HostNetwork)
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assert.Equal(t, v1.DNSClusterFirstWithHostNet, d.Spec.Template.Spec.DNSPolicy)
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}
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