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feat(base-cluster/monitoring)!: migrate promtail to alloy (#1347)
- update loki to an up-to-date version - also replace otel collector with alloy, saving resources!
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,259 @@ | ||
| {{- if and .Values.monitoring.prometheus.enabled (or .Values.monitoring.tracing.enabled .Values.monitoring.loki.enabled) -}} | ||
| apiVersion: helm.toolkit.fluxcd.io/v2 | ||
| kind: HelmRelease | ||
| metadata: | ||
| name: alloy | ||
| namespace: monitoring | ||
| labels: {{- include "common.labels.standard" $ | nindent 4 }} | ||
| app.kubernetes.io/component: alloy | ||
| app.kubernetes.io/part-of: monitoring | ||
| spec: | ||
| chart: | ||
| spec: {{- include "base-cluster.helm.chartSpec" (dict "repo" "grafana" "chart" "alloy" "context" $) | nindent 6 }} | ||
| interval: 1h | ||
| driftDetection: | ||
| mode: enabled | ||
| install: | ||
| timeout: 10m0s | ||
| crds: Skip | ||
| upgrade: | ||
| timeout: 10m0s | ||
| crds: Skip | ||
| dependsOn: | ||
| - name: kube-prometheus-stack | ||
| namespace: monitoring | ||
| values: | ||
| {{- if .Values.global.imageRegistry }} | ||
| global: | ||
| image: | ||
| registry: {{ $.Values.global.imageRegistry }} | ||
| {{- end }} | ||
| alloy: | ||
| enableReporting: false | ||
| resources: {{- include "common.resources" .Values.monitoring.loki.promtail | nindent 8 }} | ||
| {{- if .Values.monitoring.loki.enabled }} | ||
| mounts: | ||
| varlog: true | ||
| {{- end }} | ||
| securityContext: | ||
| seccompProfile: | ||
| type: RuntimeDefault | ||
| configMap: | ||
| content: | | ||
| {{- if .Values.monitoring.loki.enabled }} | ||
| discovery.kubernetes "pods" { | ||
| role = "pod" | ||
| } | ||
| discovery.relabel "pods" { | ||
| targets = discovery.kubernetes.pods.targets | ||
| rule { | ||
| source_labels = ["__meta_kubernetes_pod_controller_name"] | ||
| regex = "([0-9a-z-.]+?)(-[0-9a-f]{8,10})?" | ||
| target_label = "__tmp_controller_name" | ||
| } | ||
| rule { | ||
| source_labels = ["__meta_kubernetes_pod_label_app_kubernetes_io_name", "__meta_kubernetes_pod_label_app", "__tmp_controller_name", "__meta_kubernetes_pod_name"] | ||
| regex = "^;*([^;]+)(;.*)?$" | ||
| target_label = "app" | ||
| } | ||
| rule { | ||
| source_labels = ["__meta_kubernetes_pod_label_app_kubernetes_io_instance", "__meta_kubernetes_pod_label_instance"] | ||
| regex = "^;*([^;]+)(;.*)?$" | ||
| target_label = "instance" | ||
| } | ||
| rule { | ||
| source_labels = ["__meta_kubernetes_pod_label_app_kubernetes_io_component", "__meta_kubernetes_pod_label_component"] | ||
| regex = "^;*([^;]+)(;.*)?$" | ||
| target_label = "component" | ||
| } | ||
| rule { | ||
| source_labels = ["__meta_kubernetes_pod_node_name"] | ||
| target_label = "node_name" | ||
| } | ||
| rule { | ||
| source_labels = ["__meta_kubernetes_namespace"] | ||
| target_label = "namespace" | ||
| } | ||
| rule { | ||
| source_labels = ["namespace", "app"] | ||
| separator = "/" | ||
| target_label = "job" | ||
| } | ||
| rule { | ||
| source_labels = ["__meta_kubernetes_pod_name"] | ||
| target_label = "pod" | ||
| } | ||
| rule { | ||
| source_labels = ["__meta_kubernetes_pod_container_name"] | ||
| target_label = "container" | ||
| } | ||
| rule { | ||
| source_labels = ["__meta_kubernetes_pod_uid", "__meta_kubernetes_pod_container_name"] | ||
| separator = "/" | ||
| target_label = "__path__" | ||
| replacement = "/var/log/pods/*$1/*.log" | ||
| } | ||
| rule { | ||
| source_labels = ["__meta_kubernetes_pod_annotationpresent_kubernetes_io_config_hash", "__meta_kubernetes_pod_annotation_kubernetes_io_config_hash", "__meta_kubernetes_pod_container_name"] | ||
| separator = "/" | ||
| regex = "true/(.*)" | ||
| target_label = "__path__" | ||
| replacement = "/var/log/pods/*$1/*.log" | ||
| } | ||
| } | ||
| local.file_match "pods" { | ||
| path_targets = discovery.relabel.pods.output | ||
| } | ||
| loki.source.file "pods" { | ||
| targets = local.file_match.pods.targets | ||
| forward_to = [loki.process.pods.receiver] | ||
| } | ||
| loki.process "pods" { | ||
| forward_to = [loki.write.default.receiver] | ||
| stage.cri { } | ||
| } | ||
| loki.write "default" { | ||
| endpoint { | ||
| url = "http://loki:3100/loki/api/v1/push" | ||
| } | ||
| external_labels = {} | ||
| } | ||
| {{- end }} | ||
| {{- if .Values.monitoring.tracing.enabled }} | ||
| otelcol.receiver.otlp "default" { | ||
| grpc { } | ||
| http { } | ||
| output { | ||
| traces = [otelcol.processor.k8sattributes.default.input] | ||
| } | ||
| } | ||
| otelcol.receiver.jaeger "default" { | ||
| protocols { | ||
| grpc { } | ||
| thrift_http { } | ||
| thrift_compact { | ||
| max_packet_size = "63KiB488B" | ||
| } | ||
| } | ||
| output { | ||
| traces = [otelcol.processor.k8sattributes.default.input] | ||
| } | ||
| } | ||
| otelcol.receiver.zipkin "default" { | ||
| output { | ||
| traces = [otelcol.processor.k8sattributes.default.input] | ||
| } | ||
| } | ||
| otelcol.processor.k8sattributes "default" { | ||
| auth_type = "serviceAccount" | ||
| extract { | ||
| metadata = ["k8s.namespace.name", "k8s.deployment.name", "k8s.statefulset.name", "k8s.daemonset.name", "k8s.cronjob.name", "k8s.job.name", "k8s.node.name", "k8s.pod.name", "k8s.pod.uid", "k8s.pod.start_time"] | ||
| } | ||
| pod_association { | ||
| source { | ||
| from = "resource_attribute" | ||
| name = "k8s.pod.ip" | ||
| } | ||
| } | ||
| pod_association { | ||
| source { | ||
| from = "resource_attribute" | ||
| name = "k8s.pod.uid" | ||
| } | ||
| } | ||
| pod_association { | ||
| source { | ||
| from = "connection" | ||
| } | ||
| } | ||
| output { | ||
| traces = [otelcol.processor.batch.default.input] | ||
| } | ||
| } | ||
| otelcol.processor.batch "default" { | ||
| output { | ||
| traces = [otelcol.exporter.otlp.tempo.input] | ||
| } | ||
| } | ||
| otelcol.exporter.otlp "tempo" { | ||
| client { | ||
| endpoint = "grafana-tempo-distributor:4317" | ||
| tls { | ||
| insecure = true | ||
| } | ||
| } | ||
| } | ||
| {{- end }} | ||
| extraPorts: | ||
| - name: jaeger-compact | ||
| port: 6831 | ||
| protocol: UDP | ||
| targetPort: 6831 | ||
| - name: jaeger-grpc | ||
| port: 14250 | ||
| protocol: TCP | ||
| targetPort: 14250 | ||
| - name: jaeger-thrift | ||
| port: 14268 | ||
| protocol: TCP | ||
| targetPort: 14268 | ||
| - name: metrics | ||
| port: 8888 | ||
| protocol: TCP | ||
| targetPort: 8888 | ||
| - name: otlp | ||
| port: 4317 | ||
| appProtocol: grpc | ||
| protocol: TCP | ||
| targetPort: 4317 | ||
| - name: otlp-http | ||
| port: 4318 | ||
| protocol: TCP | ||
| targetPort: 4318 | ||
| - name: zipkin | ||
| port: 9411 | ||
| appProtocol: http/protobuf | ||
| protocol: TCP | ||
| targetPort: 9411 | ||
| crds: | ||
| create: false | ||
| controller: | ||
| priorityClassName: monitoring-components | ||
| serviceMonitor: | ||
| enabled: true | ||
| additionalLabels: {{- toYaml .Values.monitoring.labels | nindent 10 }} | ||
| {{- end -}} |
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