new file: services/monitoring/deploy/alloy/alloy-loki-examples copy.config
new file: services/monitoring/deploy/alloy/alloy-prometheus-examples.config modified: services/monitoring/deploy/alloy/node-scraper/helm-values.yaml modified: services/monitoring/deploy/flux/kustomization.yaml deleted: services/monitoring/deploy/flux/prometheus-app-sync.yaml
This commit is contained in:
Márcio Fernandes
@@ -0,0 +1,141 @@
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// ============================================
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// LOKI WRITE TARGET
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// ============================================
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loki.write "loki_srv" {
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endpoint {
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url = env("LOKI_URL")
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}
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}
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// ============================================
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// POD LOGS: DISCOVERY + RELABEL
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// ============================================
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// Discover Kubernetes pods
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discovery.kubernetes "pod_logs" {
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role = "pod"
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}
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discovery.relabel "pod_logs" {
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targets = discovery.kubernetes.pod_logs.targets
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rule {
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source_labels = ["__meta_kubernetes_namespace"]
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target_label = "namespace"
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}
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rule {
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source_labels = ["__meta_kubernetes_pod_name"]
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regex = "^(.+?)-[0-9a-zA-Z]{4,16}(?:-[0-9a-zA-Z]{4,16})?$"
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replacement = "$1"
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target_label = "pod"
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}
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rule {
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source_labels = ["__meta_kubernetes_pod_container_name"]
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target_label = "container"
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}
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rule {
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source_labels = ["__meta_kubernetes_node_name"]
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target_label = "node_name"
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}
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rule {
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source_labels = [
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"__meta_kubernetes_pod_controller_name",
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]
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regex = "([0-9a-z-.]+?)(-[0-9a-f]{8,10})?"
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target_label = "controller_name"
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}
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rule {
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source_labels = [
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"__meta_kubernetes_pod_label_app_kubernetes_io_name",
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"__meta_kubernetes_pod_label_app",
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"controller_name",
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"__meta_kubernetes_pod_name",
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]
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regex = "^;*([^;]+)(;.*)?$"
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target_label = "app"
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}
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rule {
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source_labels = [
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"__meta_kubernetes_pod_label_app_kubernetes_io_component",
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"__meta_kubernetes_pod_label_component",
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]
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regex = "^;*([^;]+)(;.*)?$"
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target_label = "component"
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}
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rule {
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source_labels = ["namespace", "app"]
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separator = "/"
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target_label = "job"
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}
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rule {
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source_labels = ["job", "container"]
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separator = ":"
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target_label = "instance"
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}
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rule {
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source_labels = ["__meta_kubernetes_pod_node_name"]
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separator = ":"
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target_label = "host"
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}
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}
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// ============================================
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// POD LOGS: SOURCE → PROCESS → WRITE
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// ============================================
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// Tail logs from Kubernetes pods
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loki.source.kubernetes "pod_logs" {
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// targets = discovery.kubernetes.pod_logs.targets
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targets = discovery.relabel.pod_logs.output
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forward_to = [loki.process.pod_logs.receiver]
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}
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// Add static labels and forward logs to Loki
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loki.process "pod_logs" {
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stage.static_labels {
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values = {
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cluster = env("CLUSTER_NAME"),
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zone = env("ZONE"),
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}
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}
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forward_to = [loki.write.loki_srv.receiver]
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}
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// ============================================
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// KUBERNETES EVENTS
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// ============================================
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// Tail Kubernetes events and convert them to log entries
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loki.source.kubernetes_events "cluster_events" {
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job_name = "integrations/kubernetes/eventhandler"
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log_format = "logfmt"
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forward_to = [
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loki.process.cluster_events.receiver,
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]
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}
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// Add static labels and forward events to Loki
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loki.process "cluster_events" {
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forward_to = [loki.write.loki_srv.receiver]
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stage.static_labels {
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values = {
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cluster = env("CLUSTER_NAME"),
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host = "env("CLUSTER_NAME")",
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job = "cluster_events",
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zone = env("ZONE"),
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}
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}
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}
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@@ -0,0 +1,83 @@
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// ============================================
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// Metrics: Discovery Kubernetes Services
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// ============================================
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// discovery.kubernetes "k8s_services" {
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// role = "service"
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// }
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// ============================================
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// Metrics: Kube State Metrics (k8s_services)
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// ============================================
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// prometheus.scrape "kube_state_metrics" {
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// job_name = "integrations/kubernetes/kube-state-metrics"
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// targets = discovery.relabel.kube_state_metrics.output
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//
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// scheme = "http"
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//
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// forward_to = [prometheus.remote_write.prometheus_srv.receiver]
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// }
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// ============================================
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// API Server discovery
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// ============================================
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// discovery.relabel "apiserver" {
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// targets = discovery.kubernetes.k8s_services.targets
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// rule {
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// source_labels = ["__meta_kubernetes_service_name"]
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// regex = "kubernetes"
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// action = "keep"
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// }
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// rule {
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// target_label = "cluster"
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// replacement = env("CLUSTER_NAME")
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// }
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// }
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// prometheus.scrape "apiserver" {
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// job_name = "integrations/kubernetes/apiserver"
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// targets = discovery.relabel.apiserver.output
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// scheme = "https"
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// metrics_path = "/metrics"
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// tls_config {
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// server_name = "kubernetes"
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// ca_file = "/var/run/secrets/kubernetes.io/serviceaccount/ca.crt"
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// insecure_skip_verify = true
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// }
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// bearer_token_file = "/var/run/secrets/kubernetes.io/serviceaccount/token"
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// forward_to = [prometheus.remote_write.prometheus_srv.receiver]
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// }
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// ============================================
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// CoreDNS discovery
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// ============================================
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// discovery.relabel "coredns" {
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// targets = discovery.kubernetes.k8s_services.targets
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//
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// rule {
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// source_labels = ["__meta_kubernetes_pod_label_k8s_app"]
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// regex = "kube-dns"
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// action = "keep"
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// }
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// rule {
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// target_label = "cluster"
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// replacement = env("CLUSTER_NAME")
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// }
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// }
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// prometheus.scrape "coredns" {
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// job_name = "integrations/kubernetes/coredns-pods"
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// targets = discovery.relabel.coredns.output
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// scheme = "http"
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// metrics_path = "/metrics"
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//
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// forward_to = [prometheus.remote_write.prometheus_srv.receiver]
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// }
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@@ -139,7 +139,7 @@ alloy:
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external_labels = {
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cluster = env("CLUSTER_NAME"),
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zone = env("ZONE"),
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node = env("HOSTNAME")
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node = env("HOSTNAME"),
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}
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}
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@@ -3,7 +3,6 @@ kind: Kustomization
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namespace: monitoring
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resources:
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- alloy-app-sync.yaml
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- prometheus-app-sync.yaml
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secretGenerator:
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- name: flux-sops-age
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files:
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@@ -1,16 +0,0 @@
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apiVersion: kustomize.toolkit.fluxcd.io/v1
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kind: Kustomization
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metadata:
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name: prometheus
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spec:
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interval: 1m
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sourceRef:
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kind: GitRepository
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name: casa
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namespace: casa-limbosolutions-com
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path: services/monitoring/deploy/prometheus
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prune: true
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decryption:
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provider: sops
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secretRef:
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name: flux-sops-age
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