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new file: services/monitoring/deploy/alloy/alloy-loki-examples copy.config

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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
2026-09-05 14:37:56 +00:00
parent 629bde526b
commit d3ed91b9c2
5 changed files with 225 additions and 18 deletions
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services/monitoring/deploy/alloy/alloy-loki-examples copy.config
+141
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@@ -0,0 +1,141 @@
// ============================================
// LOKI WRITE TARGET
// ============================================
loki.write "loki_srv" {
endpoint {
url = env("LOKI_URL")
}
}
// ============================================
// POD LOGS: DISCOVERY + RELABEL
// ============================================
// Discover Kubernetes pods
discovery.kubernetes "pod_logs" {
role = "pod"
}
discovery.relabel "pod_logs" {
targets = discovery.kubernetes.pod_logs.targets
rule {
source_labels = ["__meta_kubernetes_namespace"]
target_label = "namespace"
}
rule {
source_labels = ["__meta_kubernetes_pod_name"]
regex = "^(.+?)-[0-9a-zA-Z]{4,16}(?:-[0-9a-zA-Z]{4,16})?$"
replacement = "$1"
target_label = "pod"
}
rule {
source_labels = ["__meta_kubernetes_pod_container_name"]
target_label = "container"
}
rule {
source_labels = ["__meta_kubernetes_node_name"]
target_label = "node_name"
}
rule {
source_labels = [
"__meta_kubernetes_pod_controller_name",
]
regex = "([0-9a-z-.]+?)(-[0-9a-f]{8,10})?"
target_label = "controller_name"
}
rule {
source_labels = [
"__meta_kubernetes_pod_label_app_kubernetes_io_name",
"__meta_kubernetes_pod_label_app",
"controller_name",
"__meta_kubernetes_pod_name",
]
regex = "^;*([^;]+)(;.*)?$"
target_label = "app"
}
rule {
source_labels = [
"__meta_kubernetes_pod_label_app_kubernetes_io_component",
"__meta_kubernetes_pod_label_component",
]
regex = "^;*([^;]+)(;.*)?$"
target_label = "component"
}
rule {
source_labels = ["namespace", "app"]
separator = "/"
target_label = "job"
}
rule {
source_labels = ["job", "container"]
separator = ":"
target_label = "instance"
}
rule {
source_labels = ["__meta_kubernetes_pod_node_name"]
separator = ":"
target_label = "host"
}
}
// ============================================
// POD LOGS: SOURCE → PROCESS → WRITE
// ============================================
// Tail logs from Kubernetes pods
loki.source.kubernetes "pod_logs" {
// targets = discovery.kubernetes.pod_logs.targets
targets = discovery.relabel.pod_logs.output
forward_to = [loki.process.pod_logs.receiver]
}
// Add static labels and forward logs to Loki
loki.process "pod_logs" {
stage.static_labels {
values = {
cluster = env("CLUSTER_NAME"),
zone = env("ZONE"),
}
}
forward_to = [loki.write.loki_srv.receiver]
}
// ============================================
// KUBERNETES EVENTS
// ============================================
// Tail Kubernetes events and convert them to log entries
loki.source.kubernetes_events "cluster_events" {
job_name = "integrations/kubernetes/eventhandler"
log_format = "logfmt"
forward_to = [
loki.process.cluster_events.receiver,
]
}
// Add static labels and forward events to Loki
loki.process "cluster_events" {
forward_to = [loki.write.loki_srv.receiver]
stage.static_labels {
values = {
cluster = env("CLUSTER_NAME"),
host = "env("CLUSTER_NAME")",
job = "cluster_events",
zone = env("ZONE"),
}
}
}
services/monitoring/deploy/alloy/alloy-prometheus-examples.config
+83
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@@ -0,0 +1,83 @@
// ============================================
// Metrics: Discovery Kubernetes Services
// ============================================
// discovery.kubernetes "k8s_services" {
// role = "service"
// }
// ============================================
// Metrics: Kube State Metrics (k8s_services)
// ============================================
// prometheus.scrape "kube_state_metrics" {
// job_name = "integrations/kubernetes/kube-state-metrics"
// targets = discovery.relabel.kube_state_metrics.output
//
// scheme = "http"
//
// forward_to = [prometheus.remote_write.prometheus_srv.receiver]
// }
// ============================================
// API Server discovery
// ============================================
// discovery.relabel "apiserver" {
// targets = discovery.kubernetes.k8s_services.targets
// rule {
// source_labels = ["__meta_kubernetes_service_name"]
// regex = "kubernetes"
// action = "keep"
// }
// rule {
// target_label = "cluster"
// replacement = env("CLUSTER_NAME")
// }
// }
// prometheus.scrape "apiserver" {
// job_name = "integrations/kubernetes/apiserver"
// targets = discovery.relabel.apiserver.output
// scheme = "https"
// metrics_path = "/metrics"
// tls_config {
// server_name = "kubernetes"
// ca_file = "/var/run/secrets/kubernetes.io/serviceaccount/ca.crt"
// insecure_skip_verify = true
// }
// bearer_token_file = "/var/run/secrets/kubernetes.io/serviceaccount/token"
// forward_to = [prometheus.remote_write.prometheus_srv.receiver]
// }
// ============================================
// CoreDNS discovery
// ============================================
// discovery.relabel "coredns" {
// targets = discovery.kubernetes.k8s_services.targets
//
// rule {
// source_labels = ["__meta_kubernetes_pod_label_k8s_app"]
// regex = "kube-dns"
// action = "keep"
// }
// rule {
// target_label = "cluster"
// replacement = env("CLUSTER_NAME")
// }
// }
// prometheus.scrape "coredns" {
// job_name = "integrations/kubernetes/coredns-pods"
// targets = discovery.relabel.coredns.output
// scheme = "http"
// metrics_path = "/metrics"
//
// forward_to = [prometheus.remote_write.prometheus_srv.receiver]
// }
services/monitoring/deploy/alloy/node-scraper/helm-values.yaml
+1 -1
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@@ -139,7 +139,7 @@ alloy:
external_labels = {
cluster = env("CLUSTER_NAME"),
zone = env("ZONE"),
node = env("HOSTNAME")
node = env("HOSTNAME"),
}
}