feat(stresstesting-bridges-load-generator): locust metrics collection (#82)

* feat(stresstesting-bridges-load-generator): add environment variables for API key and GitHub token in deployment configuration

* chore(stresstesting-bridges-load-generator): bump chart version to 0.2.0

* fix(stresstesting-bridges-load-generator): update image repository to use GitHub Container Registry

* fix(stresstesting-bridges-load-generator): update deployment and service configurations to use HTTP probes and correct target port

* feat(stresstesting-bridges-load-generator): add metrics service and ingress path for metrics endpoint

* fix(stresstesting-bridges-load-generator): add login step for GitHub Container Registry in release workflow

* fix(stresstesting-bridges-load-generator): add missing exclude patterns to load test configuration in NOTES.txt

* fix(stresstesting-bridges-load-generator): remove liveness probe from deployment configuration

* fix(stresstesting-bridges-load-generator): update image pull policy to Always in values.yaml

* fix(stresstesting-bridges-load-generator): add metrics configuration and VMPodScrape resource for Prometheus metrics collection

* fix(stresstesting-bridges-load-generator): update image repository to use AWS ECR

* fix(stresstesting-bridges-load-generator): remove GitHub Container Registry login step from release workflow

* fix(stresstesting-bridges-load-generator): update chart version to 1.0.0 in Chart.yaml

* fix(stresstesting-bridges-load-generator): update image repository to use AWS ECR

* fix(stresstesting-bridges-load-generator): add nodeSelector and tolerations to deployment spec

* fix(stresstesting-bridges-load-generator): update nodeSelector and tolerations in deployment spec

* fix(stresstesting-bridges-load-generator): remove imagePullSecrets from deployment spec

Author: aborovsky

charts/stresstesting-bridges-load-generator/Chart.yaml

@@ -12,5 +12,5 @@ keywords:
 - load-generator
 - locust
 - stress-test
-version: 0.3.0
+version: 1.0.0
 appVersion: "latest"

charts/stresstesting-bridges-load-generator/README.md

@@ -148,7 +148,7 @@ Configure resources for the load generator pod itself:
 |-----------|-------------|---------|
 | `kubeconfigYaml` | Base64-encoded kubeconfig (required) | `""` |
 | `cluster` | Bright cluster URL | `"https://development.playground.brightsec.com"` |
-| `image.repository` | Image repository | `ghcr.io/neuralegion/stresstesting-bridges-load-generator` |
+| `image.repository` | Image repository | `454884832027.dkr.ecr.us-east-1.amazonaws.com/stresstesting-bridges-load-generator` |
 | `image.tag` | Image tag | `"latest"` |
 
 ## Accessing the Locust Web UI

charts/stresstesting-bridges-load-generator/templates/NOTES.txt

@@ -5,6 +5,7 @@ Load Test Configuration:
   Duration: {{ .Values.loadTest.duration }} minutes
   Concurrency: {{ .Values.loadTest.concurrency }}
   Behavioral Pattern: {{ .Values.behavioralPattern }}
+  Exclude patterns: {{ .Values.excludeBehavioralPatterns }}
   Cluster: {{ .Values.cluster }}
 
 {{- if .Values.ingress.enabled }}

charts/stresstesting-bridges-load-generator/templates/deployment.yaml

@@ -15,8 +15,13 @@ spec:
       labels:
         {{- include "stresstesting-bridges-load-generator.labels" . | nindent 8 }}
     spec:
-      imagePullSecrets:
-        - name: pull-ghcr-io
+      nodeSelector:
+        service: "stresstesting-bridges-load-generator"
+      tolerations:
+      - key: stressbridgesapihost
+        operator: Equal
+        value: "true"
+        effect: NoSchedule
       serviceAccountName: {{ include "stresstesting-bridges-load-generator.serviceAccountName" . }}
       containers:
         - name: load-generator
@@ -29,12 +34,6 @@ spec:
             - name: metrics
               containerPort: 9646
               protocol: TCP
-          livenessProbe:
-            httpGet:
-              path: /
-              port: web-ui
-            initialDelaySeconds: 60
-            periodSeconds: 30
           readinessProbe:
             httpGet:
               path: /

charts/stresstesting-bridges-load-generator/templates/vmpodscrap.yaml

@@ -0,0 +1,21 @@
+{{- if .Values.metrics.vmPodScrape.enabled }}
+---
+apiVersion: operator.victoriametrics.com/v1beta1
+kind: VMPodScrape
+metadata:
+  name: {{ include "stresstesting-bridges-load-generator.fullname" . }}
+  namespace: {{ .Values.metrics.vmPodScrape.namespace | default .Release.Namespace }}
+  labels:
+    {{- include "stresstesting-bridges-load-generator.labels" . | nindent 4 }}
+    {{- with .Values.metrics.vmPodScrape.labels }}
+    {{- toYaml . | nindent 4 }}
+    {{- end }}
+spec:
+  podMetricsEndpoints:
+    - port: {{ .Values.metrics.vmPodScrape.port | quote }}
+      path: {{ .Values.metrics.vmPodScrape.path }}
+      scheme: {{ .Values.metrics.vmPodScrape.scheme }}
+  selector:
+    matchLabels:
+      {{- include "stresstesting-bridges-load-generator.selectorLabels" . | nindent 6 }}
+{{- end }}

charts/stresstesting-bridges-load-generator/values.yaml

@@ -1,8 +1,8 @@
 # Load Generator Image Configuration
 image:
-  repository: "ghcr.io/neuralegion/stresstesting-bridges-load-generator"
+  repository: "454884832027.dkr.ecr.us-east-1.amazonaws.com/stresstesting-bridges-load-generator"
   tag: "latest"
-  pullPolicy: IfNotPresent
+  pullPolicy: Always
 
 # Kubernetes cluster configuration (base64-encoded kubeconfig)
 # This is required for the load generator to deploy test targets
@@ -95,3 +95,20 @@ serviceAccount:
   automount: true
   annotations: {}
   name: ""
+
+# Metrics configuration
+metrics:
+  # VictoriaMetrics PodScrape configuration for Prometheus metrics collection
+  vmPodScrape:
+    enabled: true
+    # Namespace where the VMPodScrape resource will be created
+    # Defaults to the release namespace if not specified
+    namespace: ""
+    # Port name to scrape metrics from (must match the port name in the service)
+    port: "metrics"
+    # Path to scrape metrics from
+    path: /metrics
+    # Scheme to use for scraping (http or https)
+    scheme: http
+    # Additional labels to add to the VMPodScrape resource
+    labels: {}