monitoring

package
v1.14.9 Latest Latest
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Published: Nov 9, 2019 License: Apache-2.0 Imports: 37 Imported by: 0

Documentation

Index

Constants

View Source
const (

	// MonitoringScope is the scope for Stackdriver Metadata API
	MonitoringScope = "https://www.googleapis.com/auth/monitoring"
)

Variables

View Source
var (
	// CustomMetricName is the metrics name used in test cases.
	CustomMetricName = "foo"
	// UnusedMetricName is the unused metrics name used in test cases.
	UnusedMetricName = "unused"
	// CustomMetricValue is the value for CustomMetricName.
	CustomMetricValue = int64(448)
	// UnusedMetricValue is the value for UnusedMetricName.
	UnusedMetricValue = int64(446)
	// StackdriverExporter is exporter name.
	StackdriverExporter = "stackdriver-exporter"
	// HPAPermissions is a ClusterRoleBinding that grants unauthenticated user permissions granted for
	// HPA for testing purposes, i.e. it should grant permission to read custom metrics.
	HPAPermissions = &rbac.ClusterRoleBinding{
		ObjectMeta: metav1.ObjectMeta{
			Name: "custom-metrics-reader",
		},
		RoleRef: rbac.RoleRef{
			APIGroup: "rbac.authorization.k8s.io",
			Kind:     "ClusterRole",
			Name:     "system:controller:horizontal-pod-autoscaler",
		},
		Subjects: []rbac.Subject{
			{
				APIGroup: "rbac.authorization.k8s.io",
				Kind:     "Group",
				Name:     "system:unauthenticated",
			},
		},
	}
	// StagingDeploymentsLocation is the location where the adapter deployment files are stored.
	StagingDeploymentsLocation = "" /* 127-byte string literal not displayed */
	// AdapterForOldResourceModel is file name for the old resource model.
	AdapterForOldResourceModel = "adapter_old_resource_model.yaml"
	// AdapterForNewResourceModel is file name for the new resource model.
	AdapterForNewResourceModel = "adapter_new_resource_model.yaml"
	// AdapterDefault is the default model.
	AdapterDefault = AdapterForOldResourceModel
	// ClusterAdminBinding is the cluster rolebinding name for test cases.
	ClusterAdminBinding = "e2e-test-cluster-admin-binding"
)

Functions

func CheckCadvisorHealthOnAllNodes

func CheckCadvisorHealthOnAllNodes(c clientset.Interface, timeout time.Duration)

CheckCadvisorHealthOnAllNodes check cadvisor health via kubelet endpoint

func CleanupAdapter added in v1.9.0

func CleanupAdapter(adapterDeploymentFile string)

CleanupAdapter deletes Custom Metrics - Stackdriver adapter deployments.

func CleanupDescriptors added in v1.9.0

func CleanupDescriptors(service *gcm.Service, projectID string)

CleanupDescriptors deletes descriptors for metrics: CustomMetricName and UnusedMetricName. TODO: Cleanup time series as well

func CreateAdapter added in v1.9.0

func CreateAdapter(adapterDeploymentFile string) error

CreateAdapter creates Custom Metrics - Stackdriver adapter adapterDeploymentFile should be a filename for adapter deployment located in StagingDeploymentLocation

func CreateDescriptors added in v1.9.0

func CreateDescriptors(service *gcm.Service, projectID string) error

CreateDescriptors creates descriptors for metrics: CustomMetricName and UnusedMetricName.

func PrometheusExporterDeployment added in v1.10.0

func PrometheusExporterDeployment(name, namespace string, replicas int32, metricValue int64) *appsv1.Deployment

PrometheusExporterDeployment is a Deployment of simple application with two containers one exposing a metric in prometheus format and second a prometheus-to-sd container that scrapes the metric and pushes it to stackdriver.

func SimpleStackdriverExporterDeployment added in v1.10.0

func SimpleStackdriverExporterDeployment(name, namespace string, replicas int32, metricValue int64) *appsv1.Deployment

SimpleStackdriverExporterDeployment is a Deployment of simple application that exports a metric of fixed value to Stackdriver in a loop.

func StackdriverExporterDeployment added in v1.9.0

func StackdriverExporterDeployment(name, namespace string, replicas int32, containers []CustomMetricContainerSpec) *appsv1.Deployment

StackdriverExporterDeployment is a Deployment of an application that can expose an arbitrary amount of metrics of fixed value to Stackdriver in a loop. Each metric is exposed by a different container in one pod. The metric names and values are configured via the containers parameter.

func StackdriverExporterPod added in v1.9.0

func StackdriverExporterPod(podName, namespace, podLabel, metricName string, metricValue int64) *corev1.Pod

StackdriverExporterPod is a Pod of simple application that exports a metric of fixed value to Stackdriver in a loop.

Types

type CustomMetricContainerSpec added in v1.10.0

type CustomMetricContainerSpec struct {
	Name        string
	MetricName  string
	MetricValue int64
}

CustomMetricContainerSpec allows to specify a config for StackdriverExporterDeployment with multiple containers exporting different metrics.

type DroppedTarget added in v1.11.0

type DroppedTarget struct {
	// Labels before any processing.
	DiscoveredLabels map[string]string `json:"discoveredLabels"`
}

DroppedTarget has the information for one target that was dropped during relabelling.

type Metadata added in v1.10.0

type Metadata struct {
	Results []map[string]interface{}
}

Metadata has the information fetched from Stackdriver metadata API.

type Resource added in v1.10.0

type Resource struct {
	// contains filtered or unexported fields
}

Resource contains the resource type and labels from Stackdriver metadata API.

type Target added in v1.11.0

type Target struct {
	DiscoveredLabels map[string]string `json:"discoveredLabels"`
	Labels           map[string]string `json:"labels"`

	ScrapeURL string `json:"scrapeUrl"`

	LastError  string       `json:"lastError"`
	LastScrape time.Time    `json:"lastScrape"`
	Health     TargetHealth `json:"health"`
}

Target has the information for one target.

type TargetDiscovery added in v1.11.0

type TargetDiscovery struct {
	ActiveTargets  []*Target        `json:"activeTargets"`
	DroppedTargets []*DroppedTarget `json:"droppedTargets"`
}

TargetDiscovery has all the active targets.

type TargetHealth added in v1.11.0

type TargetHealth string

TargetHealth describes the health state of a target.

const (
	HealthUnknown TargetHealth = "unknown"
	HealthGood    TargetHealth = "up"
	HealthBad     TargetHealth = "down"
)

The possible health states of a target based on the last performed scrape.

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