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feat: add Prometheus/Grafana to Development Tool (#6044)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,130 @@ | ||
| // Copyright 2024 Testkube. | ||
| // | ||
| // Licensed as a Testkube Pro file under the Testkube Community | ||
| // License (the "License"); you may not use this file except in compliance with | ||
| // the License. You may obtain a copy of the License at | ||
| // | ||
| // https://github.com/kubeshop/testkube/blob/main/licenses/TCL.txt | ||
|
|
||
| package devutils | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
|
|
||
| corev1 "k8s.io/api/core/v1" | ||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| "k8s.io/apimachinery/pkg/util/intstr" | ||
|
|
||
| "github.com/kubeshop/testkube/internal/common" | ||
| ) | ||
|
|
||
| type Grafana struct { | ||
| pod *PodObject | ||
| localPort int | ||
| } | ||
|
|
||
| func NewGrafana(pod *PodObject) *Grafana { | ||
| return &Grafana{ | ||
| pod: pod, | ||
| } | ||
| } | ||
|
|
||
| const ( | ||
| grafanaProvisioningPrometheusDataSource = ` | ||
| apiVersion: 1 | ||
| deleteDatasources: | ||
| - name: Prometheus | ||
| orgId: 1 | ||
| datasources: | ||
| - name: Prometheus | ||
| type: prometheus | ||
| access: proxy | ||
| orgId: 1 | ||
| url: http://devbox-prometheus:9090` | ||
| ) | ||
|
|
||
| func (r *Grafana) Create(ctx context.Context) error { | ||
| _, err := r.pod.ClientSet().CoreV1().ConfigMaps(r.pod.Namespace()).Create(ctx, &corev1.ConfigMap{ | ||
| ObjectMeta: metav1.ObjectMeta{Name: "devbox-grafana-provisioning-datasources"}, | ||
| Data: map[string]string{ | ||
| "prometheus.yml": grafanaProvisioningPrometheusDataSource, | ||
| }, | ||
| }, metav1.CreateOptions{}) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| err = r.pod.Create(ctx, &corev1.Pod{ | ||
| Spec: corev1.PodSpec{ | ||
| TerminationGracePeriodSeconds: common.Ptr(int64(1)), | ||
| Volumes: []corev1.Volume{ | ||
| {Name: "data", VolumeSource: corev1.VolumeSource{EmptyDir: &corev1.EmptyDirVolumeSource{}}}, | ||
| {Name: "provisioning-datasources", VolumeSource: corev1.VolumeSource{ConfigMap: &corev1.ConfigMapVolumeSource{ | ||
| LocalObjectReference: corev1.LocalObjectReference{Name: "devbox-grafana-provisioning-datasources"}, | ||
| }}}, | ||
| }, | ||
| Containers: []corev1.Container{ | ||
| { | ||
| Name: "prometheus", | ||
| Image: "grafana/grafana-oss:11.3.1", | ||
| ImagePullPolicy: corev1.PullIfNotPresent, | ||
| Env: []corev1.EnvVar{ | ||
| {Name: "GF_USERS_ALLOW_SIGN_UP", Value: "false"}, | ||
| {Name: "GF_AUTH_ANONYMOUS_ENABLED", Value: "true"}, | ||
| {Name: "GF_AUTH_ANONYMOUS_ORG_ROLE", Value: "Admin"}, | ||
| {Name: "GF_AUTH_DISABLE_LOGIN_FORM", Value: "true"}, | ||
| }, | ||
| VolumeMounts: []corev1.VolumeMount{ | ||
| {Name: "data", MountPath: "/var/lib/grafana"}, | ||
| {Name: "provisioning-datasources", MountPath: "/etc/grafana/provisioning/datasources"}, | ||
| }, | ||
| ReadinessProbe: &corev1.Probe{ | ||
| ProbeHandler: corev1.ProbeHandler{ | ||
| TCPSocket: &corev1.TCPSocketAction{ | ||
| Port: intstr.FromInt32(3000), | ||
| }, | ||
| }, | ||
| PeriodSeconds: 1, | ||
| }, | ||
| }, | ||
| }, | ||
| }, | ||
| }) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| err = r.pod.CreateService(ctx, corev1.ServicePort{ | ||
| Name: "web", | ||
| Protocol: "TCP", | ||
| Port: 3000, | ||
| TargetPort: intstr.FromInt32(3000), | ||
| }) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
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| err = r.pod.WaitForReady(ctx) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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| r.localPort = GetFreePort() | ||
| err = r.pod.Forward(ctx, 3000, r.localPort, true) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| return nil | ||
| } | ||
|
|
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| func (r *Grafana) LocalAddress() string { | ||
| return fmt.Sprintf("http://localhost:%d", r.localPort) | ||
| } | ||
|
|
||
| func (r *Grafana) WaitForReady(ctx context.Context) error { | ||
| return r.pod.WaitForReady(ctx) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,98 @@ | ||
| // Copyright 2024 Testkube. | ||
| // | ||
| // Licensed as a Testkube Pro file under the Testkube Community | ||
| // License (the "License"); you may not use this file except in compliance with | ||
| // the License. You may obtain a copy of the License at | ||
| // | ||
| // https://github.com/kubeshop/testkube/blob/main/licenses/TCL.txt | ||
|
|
||
| package devutils | ||
|
|
||
| import ( | ||
| "context" | ||
|
|
||
| corev1 "k8s.io/api/core/v1" | ||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| "k8s.io/apimachinery/pkg/util/intstr" | ||
|
|
||
| "github.com/kubeshop/testkube/internal/common" | ||
| ) | ||
|
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||
| type Prometheus struct { | ||
| pod *PodObject | ||
| } | ||
|
|
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| func NewPrometheus(pod *PodObject) *Prometheus { | ||
| return &Prometheus{ | ||
| pod: pod, | ||
| } | ||
| } | ||
|
|
||
| const ( | ||
| prometheusConfig = ` | ||
| global: | ||
| scrape_interval: 1s | ||
| scrape_timeout: 500ms | ||
| evaluation_interval: 1s | ||
| scrape_configs: | ||
| - job_name: 'Agent' | ||
| honor_labels: true | ||
| metrics_path: /metrics | ||
| static_configs: | ||
| - targets: [ 'devbox-agent:8088' ]` | ||
| ) | ||
|
|
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| func (r *Prometheus) Create(ctx context.Context) error { | ||
| _, err := r.pod.ClientSet().CoreV1().ConfigMaps(r.pod.Namespace()).Create(ctx, &corev1.ConfigMap{ | ||
| ObjectMeta: metav1.ObjectMeta{Name: "devbox-prometheus-config"}, | ||
| Data: map[string]string{"prometheus.yml": prometheusConfig}, | ||
| }, metav1.CreateOptions{}) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| err = r.pod.Create(ctx, &corev1.Pod{ | ||
| Spec: corev1.PodSpec{ | ||
| TerminationGracePeriodSeconds: common.Ptr(int64(1)), | ||
| Volumes: []corev1.Volume{ | ||
| {Name: "data", VolumeSource: corev1.VolumeSource{EmptyDir: &corev1.EmptyDirVolumeSource{}}}, | ||
| {Name: "config", VolumeSource: corev1.VolumeSource{ConfigMap: &corev1.ConfigMapVolumeSource{ | ||
| LocalObjectReference: corev1.LocalObjectReference{Name: "devbox-prometheus-config"}, | ||
| }}}, | ||
| }, | ||
| Containers: []corev1.Container{ | ||
| { | ||
| Name: "prometheus", | ||
| Image: "prom/prometheus:v2.53.3", | ||
| ImagePullPolicy: corev1.PullIfNotPresent, | ||
| VolumeMounts: []corev1.VolumeMount{ | ||
| {Name: "data", MountPath: "/prometheus"}, | ||
| {Name: "config", MountPath: "/etc/prometheus/prometheus.yml", SubPath: "prometheus.yml"}, | ||
| }, | ||
| ReadinessProbe: &corev1.Probe{ | ||
| ProbeHandler: corev1.ProbeHandler{ | ||
| TCPSocket: &corev1.TCPSocketAction{ | ||
| Port: intstr.FromInt32(9090), | ||
| }, | ||
| }, | ||
| PeriodSeconds: 1, | ||
| }, | ||
| }, | ||
| }, | ||
| }, | ||
| }) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| return r.pod.CreateService(ctx, corev1.ServicePort{ | ||
| Name: "api", | ||
| Protocol: "TCP", | ||
| Port: 9090, | ||
| TargetPort: intstr.FromInt32(9090), | ||
| }) | ||
| } | ||
|
|
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| func (r *Prometheus) WaitForReady(ctx context.Context) error { | ||
| return r.pod.WaitForReady(ctx) | ||
| } |