/
metrics.go
151 lines (119 loc) · 5.14 KB
/
metrics.go
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package monitoring
import (
"context"
"strconv"
"time"
. "github.com/onsi/ginkgo/v2"
. "github.com/onsi/gomega"
"github.com/machadovilaca/operator-observability/pkg/operatormetrics"
"github.com/onsi/gomega/types"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
v1 "kubevirt.io/api/core/v1"
"kubevirt.io/client-go/kubecli"
virtapi "kubevirt.io/kubevirt/pkg/monitoring/metrics/virt-api"
virtcontroller "kubevirt.io/kubevirt/pkg/monitoring/metrics/virt-controller"
virtoperator "kubevirt.io/kubevirt/pkg/monitoring/metrics/virt-operator"
"kubevirt.io/kubevirt/tests/decorators"
"kubevirt.io/kubevirt/tests/framework/kubevirt"
"kubevirt.io/kubevirt/tests/libmonitoring"
"kubevirt.io/kubevirt/tests/libvmi"
"kubevirt.io/kubevirt/tests/libwait"
"kubevirt.io/kubevirt/tests/testsuite"
)
var _ = Describe("[Serial][sig-monitoring]Metrics", Serial, decorators.SigMonitoring, func() {
var virtClient kubecli.KubevirtClient
var metrics *libmonitoring.QueryRequestResult
var err error
setupVM := func() {
vmi := libvmi.NewCirros(
libvmi.WithInterface(libvmi.InterfaceDeviceWithMasqueradeBinding()),
libvmi.WithNetwork(v1.DefaultPodNetwork()),
)
vmi.Namespace = testsuite.GetTestNamespace(nil)
By("Creating a running VirtualMachine")
vm := libvmi.NewVirtualMachine(vmi, libvmi.WithRunning())
_, err = virtClient.VirtualMachine(vm.Namespace).Create(context.Background(), vm)
Expect(err).ToNot(HaveOccurred())
Eventually(func() error {
vmi, err = kubevirt.Client().VirtualMachineInstance(vm.Namespace).Get(context.Background(), vm.Name, &metav1.GetOptions{})
return err
}, 120*time.Second, 1*time.Second).ShouldNot(HaveOccurred())
libwait.WaitForSuccessfulVMIStart(vmi)
libmonitoring.WaitForMetricValue(virtClient, "kubevirt_number_of_vms", 1)
By("Deleting the VirtualMachine")
err = virtClient.VirtualMachine(vm.Namespace).Delete(context.Background(), vm.Name, &metav1.DeleteOptions{})
Expect(err).ToNot(HaveOccurred())
libmonitoring.WaitForMetricValue(virtClient, "kubevirt_number_of_vms", -1)
}
BeforeEach(func() {
virtClient = kubevirt.Client()
setupVM()
metrics, err = libmonitoring.QueryRange(virtClient, "{__name__=~\"kubevirt_.*\"}", time.Now().Add(-1*time.Minute), time.Now(), 15*time.Second)
Expect(err).ToNot(HaveOccurred())
Expect(metrics.Status).To(Equal("success"))
Expect(metrics.Data.ResultType).To(Equal("matrix"))
Expect(metrics.Data.Result).ToNot(BeEmpty(), "No metrics found")
})
containsMetric := func(metric operatormetrics.Metric, labels map[string]string) types.GomegaMatcher {
return &libmonitoring.MetricMatcher{Metric: metric, Labels: labels}
}
Context("Prometheus metrics", func() {
var excludedMetrics = map[string]bool{
// virt-api
// can later be added in pre-existing feature tests
"kubevirt_portforward_active_tunnels": true,
"kubevirt_usbredir_active_connections": true,
"kubevirt_vnc_active_connections": true,
"kubevirt_console_active_connections": true,
// virt-controller
// needs a migration - ignoring since already tested in - VM Monitoring, VM migration metrics
"kubevirt_vmi_migration_phase_transition_time_from_creation_seconds": true,
"kubevirt_vmi_migrations_in_pending_phase": true,
"kubevirt_vmi_migrations_in_scheduling_phase": true,
"kubevirt_vmi_migrations_in_running_phase": true,
"kubevirt_vmi_migration_succeeded": true,
"kubevirt_vmi_migration_failed": true,
}
It("should contain virt-operator metrics", func() {
err = virtoperator.SetupMetrics()
Expect(err).ToNot(HaveOccurred())
for _, metric := range virtoperator.ListMetrics() {
Expect(metrics.Data.Result).To(ContainElement(containsMetric(metric, nil)))
}
})
It("should contain virt-api metrics", func() {
err = virtapi.SetupMetrics()
Expect(err).ToNot(HaveOccurred())
for _, metric := range virtapi.ListMetrics() {
if excludedMetrics[metric.GetOpts().Name] {
continue
}
Expect(metrics.Data.Result).To(ContainElement(containsMetric(metric, nil)))
}
})
It("should contain virt-controller metrics", func() {
err = virtcontroller.SetupMetrics(nil, nil, nil, nil, nil, nil, nil, nil)
Expect(err).ToNot(HaveOccurred())
for _, metric := range virtcontroller.ListMetrics() {
if excludedMetrics[metric.GetOpts().Name] {
continue
}
Expect(metrics.Data.Result).To(ContainElement(containsMetric(metric, nil)))
}
})
Context("perfscale histogram metrics", func() {
It("should have kubevirt_vmi_phase_transition_time_seconds buckets correctly configured", func() {
buckets := virtcontroller.PhaseTransitionTimeBuckets()
for _, bucket := range buckets {
labels := map[string]string{"le": strconv.FormatFloat(bucket, 'f', -1, 64)}
GinkgoLogr.Info("%+v", labels)
metric := operatormetrics.NewHistogram(
operatormetrics.MetricOpts{Name: "kubevirt_vmi_phase_transition_time_from_deletion_seconds"},
operatormetrics.HistogramOpts{},
)
Expect(metrics.Data.Result).To(ContainElement(containsMetric(metric, labels)))
}
})
})
})
})