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/*
Copyright (c) 2018 VMware, Inc. 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 simulator
import (
"context"
"errors"
"fmt"
"testing"
"github.com/vmware/govmomi/performance"
"github.com/vmware/govmomi/simulator/esx"
"github.com/vmware/govmomi/simulator/vpx"
"github.com/vmware/govmomi/vim25/mo"
"github.com/vmware/govmomi/vim25/types"
)
func testMetricsConsistency(counterInfo []types.PerfCounterInfo, ids [][]types.PerfMetricId) error {
// Build a lookup table for speed and convenience
lookup := make(map[int32]bool, len(counterInfo))
for _, pc := range counterInfo {
lookup[pc.Key] = true
}
// Check metric ids against map
for _, list := range ids {
for _, id := range list {
if _, ok := lookup[id.CounterId]; !ok {
return fmt.Errorf("Counter with ID %d not found in PerfCounter", id.CounterId)
}
}
}
return nil
}
func TestMetricsConsistency(t *testing.T) {
esxIds := [][]types.PerfMetricId{esx.VmMetrics, esx.HostMetrics, esx.ResourcePoolMetrics}
vpxIds := [][]types.PerfMetricId{vpx.VmMetrics, vpx.HostMetrics, vpx.ClusterMetrics,
vpx.DatastoreMetrics, vpx.ResourcePoolMetrics}
if err := testMetricsConsistency(esx.PerfCounter, esxIds); err != nil {
t.Fatal(err)
}
if err := testMetricsConsistency(vpx.PerfCounter, vpxIds); err != nil {
t.Fatal(err)
}
}
func checkDuplicates(ids []types.PerfMetricId) error {
m := make(map[string]bool, len(ids))
for _, id := range ids {
k := fmt.Sprintf("%d|%s", id.CounterId, id.Instance)
if _, ok := m[k]; ok {
return fmt.Errorf("Duplicate metric key: %s", k)
}
m[k] = true
}
return nil
}
func TestMetricsDuplicates(t *testing.T) {
if err := checkDuplicates(esx.VmMetrics); err != nil {
t.Fatal(err)
}
if err := checkDuplicates(esx.HostMetrics); err != nil {
t.Fatal(err)
}
if err := checkDuplicates(vpx.VmMetrics); err != nil {
t.Fatal(err)
}
if err := checkDuplicates(vpx.HostMetrics); err != nil {
t.Fatal(err)
}
if err := checkDuplicates(vpx.ClusterMetrics); err != nil {
t.Fatal(err)
}
if err := checkDuplicates(vpx.DatastoreMetrics); err != nil {
t.Fatal(err)
}
}
func TestQueryProviderSummary(t *testing.T) {
ctx := context.Background()
m := VPX()
err := m.Create()
if err != nil {
t.Fatal(err)
}
defer m.Remove()
c := m.Service.client
p := performance.NewManager(c)
vm := Map.Any("VirtualMachine").(*VirtualMachine)
if info, err := p.ProviderSummary(ctx, vm.Reference()); err != nil {
t.Fatal(err)
} else {
if info.RefreshRate != 20 {
t.Fatalf("VM wefresh rate is %d, should be 20", info.RefreshRate)
}
}
host := Map.Any("HostSystem").(*HostSystem)
if info, err := p.ProviderSummary(ctx, host.Reference()); err != nil {
t.Fatal(err)
} else {
if info.RefreshRate != 20 {
t.Fatalf("Host refresh rate is %d, should be 20", info.RefreshRate)
}
}
pool := Map.Any("ResourcePool").(*ResourcePool)
if info, err := p.ProviderSummary(ctx, pool.Reference()); err != nil {
t.Fatal(err)
} else {
if info.RefreshRate != 20 {
t.Fatalf("ResourcePool refresh rate is %d, should be 20", info.RefreshRate)
}
}
cluster := Map.Any("ClusterComputeResource").(*ClusterComputeResource)
if info, err := p.ProviderSummary(ctx, cluster.Reference()); err != nil {
t.Fatal(err)
} else {
if info.RefreshRate != -1 {
t.Fatalf("Cluster refresh rate is %d, should be -1", info.RefreshRate)
}
}
datastore := Map.Any("Datastore").(*Datastore)
if info, err := p.ProviderSummary(ctx, datastore.Reference()); err != nil {
t.Fatal(err)
} else {
if info.RefreshRate != -1 {
t.Fatalf("Datastore refresh rate is %d, should be -1", info.RefreshRate)
}
}
nonExistent := types.ManagedObjectReference{
Type: "Not a valid type",
Value: "This object doesn't exist",
}
if _, err := p.ProviderSummary(ctx, nonExistent); err == nil {
t.Fatal("This should have failed (nonexistent object)")
}
}
func TestQueryAvailablePerfMetric(t *testing.T) {
ctx := context.Background()
m := VPX()
err := m.Create()
if err != nil {
t.Fatal(err)
}
defer m.Remove()
c := m.Service.client
p := performance.NewManager(c)
vm := Map.Any("VirtualMachine").(*VirtualMachine)
if info, err := p.AvailableMetric(ctx, vm.Reference(), 20); err != nil {
t.Fatal(err)
} else {
if len(info) == 0 {
t.Fatal("Expected non-empty list of vm")
}
}
host := Map.Any("HostSystem").(*HostSystem)
if info, err := p.AvailableMetric(ctx, host.Reference(), 20); err != nil {
t.Fatal(err)
} else {
if len(info) == 0 {
t.Fatal("Expected non-empty list of host")
}
}
pool := Map.Any("ResourcePool").(*ResourcePool)
if info, err := p.AvailableMetric(ctx, pool.Reference(), 20); err != nil {
t.Fatal(err)
} else {
if len(info) == 0 {
t.Fatal("Expected non-empty list of resource pool")
}
}
cluster := Map.Any("ClusterComputeResource").(*ClusterComputeResource)
if info, err := p.AvailableMetric(ctx, cluster.Reference(), 300); err != nil {
t.Fatal(err)
} else {
if len(info) == 0 {
t.Fatal("Expected non-empty list of clusters")
}
}
if info, err := p.AvailableMetric(ctx, cluster.Reference(), 20); err != nil {
t.Fatal(err)
} else {
if len(info) != 0 {
t.Fatal("Expected empty list of clusters")
}
}
ds := Map.Any("Datastore").(*Datastore)
if info, err := p.AvailableMetric(ctx, ds.Reference(), 300); err != nil {
t.Fatal(err)
} else {
if len(info) == 0 {
t.Fatal("Expected non-empty list of datastores")
}
}
if info, err := p.AvailableMetric(ctx, ds.Reference(), 20); err != nil {
t.Fatal(err)
} else {
if len(info) != 0 {
t.Fatal("Expected empty list of datastores")
}
}
dc := Map.Any("Datacenter").(*Datacenter)
if info, err := p.AvailableMetric(ctx, dc.Reference(), 300); err != nil {
t.Fatal(err)
} else {
if len(info) == 0 {
t.Fatal("Expected non-empty list of datacenters")
}
}
if info, err := p.AvailableMetric(ctx, dc.Reference(), 20); err != nil {
t.Fatal(err)
} else {
if len(info) != 0 {
t.Fatal("Expected empty list of datacenters")
}
}
}
func testPerfQuery(ctx context.Context, m *Model, e mo.Entity, interval int32) error {
c := m.Service.client
p := performance.NewManager(c)
// Single metric, single VM
//
qs := []types.PerfQuerySpec{
types.PerfQuerySpec{
MaxSample: 4,
IntervalId: interval,
MetricId: []types.PerfMetricId{types.PerfMetricId{CounterId: 1, Instance: ""}},
Entity: e.Reference(),
},
}
result, err := p.Query(ctx, qs)
if err != nil {
return err
}
if len(result) == 0 {
return errors.New("Empty result set")
}
ms, err := p.ToMetricSeries(ctx, result)
if err != nil {
return err
}
if len(ms) == 0 {
return errors.New("Empty metric series")
}
return nil
}
func TestQueryPerf(t *testing.T) {
ctx := context.Background()
m := VPX()
err := m.Create()
if err != nil {
t.Fatal(err)
}
defer m.Remove()
if err := testPerfQuery(ctx, m, Map.Any("VirtualMachine"), 20); err != nil {
t.Fatal(err)
}
if err := testPerfQuery(ctx, m, Map.Any("HostSystem"), 20); err != nil {
t.Fatal(err)
}
if err := testPerfQuery(ctx, m, Map.Any("ClusterComputeResource"), 300); err != nil {
t.Fatal(err)
}
if err := testPerfQuery(ctx, m, Map.Any("Datastore"), 300); err != nil {
t.Fatal(err)
}
if err := testPerfQuery(ctx, m, Map.Any("Datacenter"), 300); err != nil {
t.Fatal(err)
}
if err := testPerfQuery(ctx, m, Map.Any("ResourcePool"), 300); err != nil {
t.Fatal(err)
}
}
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