Load-test rig: k6 swarm script + in-cluster target drone

manifests/monitoring/prometheus.yaml

@@ -0,0 +1,115 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: monitoring
+---
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: prometheus
+  namespace: monitoring
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: prometheus
+rules:
+  - apiGroups: [""]
+    resources: [nodes, nodes/proxy, services, endpoints, pods]
+    verbs: [get, list, watch]
+  - apiGroups: ["extensions", "networking.k8s.io"]
+    resources: [ingresses]
+    verbs: [get, list, watch]
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  name: prometheus
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: ClusterRole
+  name: prometheus
+subjects:
+  - kind: ServiceAccount
+    name: prometheus
+    namespace: monitoring
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: prometheus-config
+  namespace: monitoring
+data:
+  prometheus.yml: |
+    global:
+      scrape_interval: 15s
+      external_labels:
+        cluster: planck
+    scrape_configs:
+      - job_name: prometheus
+        static_configs:
+          - targets: ["localhost:9090"]
+      - job_name: node-exporter
+        kubernetes_sd_configs:
+          - role: node
+        relabel_configs:
+          - source_labels: [__meta_kubernetes_node_address_InternalIP]
+            target_label: instance_ip
+          - action: labelmap
+            regex: __meta_kubernetes_node_label_(.+)
+        metric_relabel_configs:
+          - source_labels: [__name__]
+            regex: go_.*
+            action: drop
+---
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: prometheus
+  namespace: monitoring
+spec:
+  serviceName: prometheus
+  replicas: 1
+  selector:
+    matchLabels: {app: prometheus}
+  template:
+    metadata:
+      labels: {app: prometheus}
+    spec:
+      serviceAccountName: prometheus
+      containers:
+        - name: prometheus
+          image: prom/prometheus:v3.6.0
+          args:
+            - --config.file=/etc/prometheus/prometheus.yml
+            - --storage.tsdb.retention.time=15d
+            - --storage.tsdb.path=/data
+          ports:
+            - containerPort: 9090
+          resources:
+            requests: {cpu: 150m, memory: 512Mi}
+            limits: {memory: 1Gi}
+          volumeMounts:
+            - {name: config, mountPath: /etc/prometheus}
+            - {name: data, mountPath: /data}
+      volumes:
+        - name: config
+          configMap: {name: prometheus-config}
+  volumeClaimTemplates:
+    - metadata: {name: data}
+      spec:
+        accessModes: [ReadWriteOnce]
+        storageClassName: local-path
+        resources:
+          requests: {storage: 20Gi}
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: prometheus
+  namespace: monitoring
+spec:
+  selector: {app: prometheus}
+  ports:
+    - port: 9090
+      targetPort: 9090