add vmagent

kubernetes/apps/observability/victoria-metrics/cluster/kustomization.yaml

@@ -3,5 +3,6 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 resources:
+  - vmagent.yaml
   - vmalert.yaml
   - vmsingle.yaml

kubernetes/apps/observability/victoria-metrics/cluster/vmagent.yaml

@@ -0,0 +1,42 @@
+---
+# yaml-language-server: $schema=https://ks.hsn.dev/operator.victoriametrics.com/vmagent_v1beta1.json
+apiVersion: operator.victoriametrics.com/v1beta1
+kind: VMAgent
+metadata:
+  name: victoria
+spec:
+  scrapeInterval: 60s
+  selectAllByDefault: true
+  statefulMode: true
+  useStrictSecurity: true
+  vmAgentExternalLabelName: prometheus
+  externalLabels:
+    cluster: theshire
+  extraArgs:
+    promscrape.maxScrapeSize: "33554432" # 32MiB
+    promscrape.streamParse: "true"
+    # Do not store original labels in vmagent's memory by default. This reduces the amount of memory used by vmagent
+    # but makes vmagent debugging UI less informative. See: https://docs.victoriametrics.com/vmagent/#relabel-debug
+    promscrape.dropOriginalLabels: "true"
+  remoteWrite:
+    - url: http://vmsingle-victoria.observability.svc:8429/api/v1/write
+  resources:
+    requests:
+      cpu: 3m
+    limits:
+      memory: 512Mi
+  statefulStorage:
+    volumeClaimTemplate:
+      spec:
+        storageClassName: openebs-hostpath
+        resources:
+          requests:
+            storage: 1Gi
+  topologySpreadConstraints:
+    - maxSkew: 1
+      topologyKey: kubernetes.io/hostname
+      whenUnsatisfiable: DoNotSchedule
+      labelSelector:
+        matchLabels:
+          app.kubernetes.io/instance: stack
+          app.kubernetes.io/name: vmagent