feat: add opentelemetry-collector helmfile setup

helmfile.d/opentelemetry-collector.yaml.gotmpl

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+bases:
+ - ../envs/environments.yaml.gotmpl
+
+repositories:
+- name: open-telemetry
+  url: https://open-telemetry.github.io/opentelemetry-helm-charts
+
+commonLabels:
+  tier: system
+
+releases:
+- name: manifests
+  namespace: otel
+  chart: manifests
+  condition: otel.enabled
+  missingFileHandler: Info
+  values:
+  - ../values/env.yaml
+  - ../values/env-{{ requiredEnv "ARGOCD_ENV_CLUSTER_NAME" }}.yaml
+  - ../values/opentelemtery-collector/env.yaml.gotmpl
+  - ../values/opentelemtery-collector/env-{{ requiredEnv "ARGOCD_ENV_CLUSTER_NAME" }}.yaml.gotmpl
+  hooks:
+  - events: [ prepare, cleanup ]
+    showlogs: true
+    command: ../bin/helmify
+    args:
+    - '{{`{{ if eq .Event.Name "prepare" }}build{{ else }}clean{{ end }}`}}'
+    - '{{`{{ .Release.Chart }}`}}'
+    - '{{`{{ .Environment.Name }}`}}'
+    - ../values/opentelemtery-collector/manifests
+    - manifests

values/opentelemetry-collector/env-oceanbox.yaml.gotmpl

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+otel:
+  enabled: true
+  autosync: false
+

values/opentelemetry-collector/env.yaml.gotmpl

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+otel:
+  enabled: true
+  autosync: false
+

values/opentelemetry-collector/manifests/opentelemetry-collector.yaml

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+{{- if .Values.clusterConfig.argo.enabled }}
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: opentelemetry-collector
+  namespace: argocd
+  annotations:
+    argocd.argoproj.io/sync-options: SkipDryRunOnMissingResource=true
+  finalizers:
+  - resources-finalizer.argocd.argoproj.io
+spec:
+  destination:
+    namespace: otel
+    server: 'https://kubernetes.default.svc'
+  project: sys
+  syncPolicy:
+    # managedNamespaceMetadata:
+    #   labels:
+    #     component: aux
+    syncOptions:
+      - CreateNamespace=true
+      - ApplyOutOfSyncOnly=true
+    {{- if .Values.otel.autosync }}
+    automated:
+      prune: true
+      selfHeal: true
+    {{- end }}
+  sources:
+  - repoURL: 'https://open-telemetry.github.io/opentelemetry-helm-charts'
+    targetRevision: 0.107.0
+    chart: opentelemetry-collector
+    helm:
+      valueFiles:
+      - $values/values/opentelemetry-collector/values.yaml
+  - repoURL: {{ .Values.clusterConfig.manifests }}
+    targetRevision: main
+    ref: values
+{{- end }}

values/opentelemetry-collector/values/values.yaml

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+mode: deployment
+image:
+  repository: otel/opentelemetry-collector-k8s
+service:
+  type: LoadBalancer
+  loadBalancerIP: 10.255.241.12
+config:
+  receivers:
+    prometheus/collector:
+      config:
+        scrape_configs:
+          - job_name: 'opentelemetry-collector'
+            static_configs:
+              - targets:
+                 - ${env:MY_POD_IP}:8888
+    zipkin:
+      endpoint: ${env:MY_POD_IP}:9411
+  exporters:
+    otlp:
+      endpoint: "tempo.tempo.svc:4317"
+      tls:
+        insecure: true
+    otlphttp/metrics:
+      endpoint: http://prom-prometheus.prometheus:9090/api/v1/otlp
+      tls:
+        insecure: true
+    otlphttp/logs:
+      endpoint: http://loki-write-headless.loki:3100/otlp
+      tls:
+        insecure: true
+    debug/metrics:
+      verbosity: detailed
+    debug/traces:
+      verbosity: detailed
+    debug/logs:
+      verbosity: detailed
+  service:
+    telemetry:
+      logs:
+        level: "info"
+    pipelines:
+      traces:
+        receivers: [otlp,zipkin]
+        processors: [batch]
+        exporters: [otlp]
+        # exporters: [otlphttp/traces,debug/traces]
+      metrics:
+        receivers: [otlp,prometheus/collector]
+        processors: [batch]
+        exporters: [otlphttp/metrics]
+        # exporters: [otlphttp/metrics,debug/metrics]
+      logs:
+        receivers: [otlp]
+        processors: [batch]
+        exporters: [otlphttp/logs]
+        # exporters: [otlphttp/logs,debug/logs]
+ports:
+  metrics:
+    enabled: true
+# presets:
+#   logsCollection:
+#     enabled: true
+ingress:
+  enabled: false
+  annotations:
+      cert-manager.io/cluster-issuer: letsencrypt-production
+      nginx.ingress.kubernetes.io/ssl-redirect: "true"
+      oceanbox.io/expose: internal
+  ingressClassName: nginx
+  hosts:
+    - host: opentelemetry-collector.adm.oceanbox.io
+      paths:
+        - path: /
+          pathType: Prefix
+          port: 4318
+  tls:
+    - secretName: collector-tls
+      hosts:
+        - opentelemetry-collector.adm.oceanbox.io