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ally: kube and node scrapers, all dashboards working on grafana

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This commit is contained in:
Márcio Fernandes
2026-09-10 23:26:21 +00:00
parent 7eb3469750
commit a5d4882512
2 changed files with 138 additions and 27 deletions
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services/monitoring/deploy/alloy/kube-scraper/helm-values.yaml
+123 -15
View File
@@ -7,6 +7,10 @@ alloy:
# https://grafana.com/docs/alloy/latest/collect/logs-in-kubernetes/
configMap:
content: |
logging {
level = "warn"
}
// ============================================
// Discovery: Kubernetes - Nodes
// used by:
@@ -46,15 +50,15 @@ alloy:
}
// ============================================
// Metrics: Prometheus Remote Write (CORREÇÃO: Bloco adicionado)
// Metrics: Prometheus Remote Write
// ============================================
prometheus.remote_write "prometheus_srv" {
endpoint {
url = env("PROMETHEUS_URL")
url = sys.env("PROMETHEUS_URL")
}
external_labels = {
cluster = env("CLUSTER_NAME"),
zone = env("ZONE"),
cluster = sys.env("CLUSTER_NAME"),
zone = sys.env("ZONE"),
}
}
@@ -64,15 +68,15 @@ alloy:
loki.write "loki_srv" {
endpoint {
url = env("LOKI_URL")
url = sys.env("LOKI_URL")
}
}
loki.process "loki_srv" {
stage.static_labels {
values = {
cluster = env("CLUSTER_NAME"),
zone = env("ZONE"),
cluster = sys.env("CLUSTER_NAME"),
zone = sys.env("ZONE"),
}
}
forward_to = [loki.write.loki_srv.receiver]
@@ -168,6 +172,79 @@ alloy:
}
}
discovery.relabel "kubelet" {
targets = discovery.kubernetes.kube_nodes.targets
rule {
regex = ".*_uid$|.*_id$|^annotation_.*|^label_.*|^endpoint_.*|^pod_ip$"
action = "drop"
}
rule {
regex = "container_fs_.*|container_network_.*|container_hugetlb_.*|container_blkio_.*|container_tasks_state_.*"
action = "drop"
}
// duplicate metrics from cAdviser
rule {
regex = "container_cpu_usage_seconds_total|container_memory_working_set_bytes|container_memory_rss|container_memory_cache"
action = "drop"
}
rule {
source_labels = ["__meta_kubernetes_node_address_InternalIP"]
target_label = "__address__"
replacement = "$1:10250"
}
rule {
action = "replace"
source_labels = ["__meta_kubernetes_node_name"]
regex = "(.+)"
target_label = "node"
}
rule {
source_labels = ["node"]
target_label = "host"
}
rule {
target_label = "__metrics_path__"
replacement = "/metrics"
}
rule {
target_label = "cluster"
replacement = sys.env("CLUSTER_NAME")
}
rule {
target_label = "zone"
replacement = sys.env("ZONE")
}
}
prometheus.scrape "kubelet" {
job_name = "integrations/kubernetes/kubelet"
targets = discovery.relabel.kubelet.output
scheme = "https"
metrics_path = "/metrics"
tls_config {
server_name = "kubernetes"
ca_file = "/var/run/secrets/kubernetes.io/serviceaccount/ca.crt"
insecure_skip_verify = true
}
bearer_token_file = "/var/run/secrets/kubernetes.io/serviceaccount/token"
forward_to = [prometheus.remote_write.prometheus_srv.receiver]
}
// ===============================================================================
// prometheus / Metrics - Scrape kube_state_metrics
@@ -192,14 +269,19 @@ alloy:
action = "keep"
}
rule {
regex = ".*_uid$|.*_id$|^annotation_.*|^label_.*|^endpoint_.*|^pod_ip$"
action = "drop"
}
rule {
target_label = "cluster"
replacement = env("CLUSTER_NAME")
replacement = sys.env("CLUSTER_NAME")
}
rule {
target_label = "zone"
replacement = env("ZONE")
replacement = sys.env("ZONE")
}
}
@@ -235,6 +317,12 @@ alloy:
discovery.relabel "kube_node_metrics" {
targets = discovery.kubernetes.kube_nodes.targets
rule {
regex = ".*_uid$|.*_id$|^annotation_.*|^label_.*|^endpoint_.*|^pod_ip$"
action = "drop"
}
rule {
action = "replace"
source_labels = ["__meta_kubernetes_node_name"]
@@ -254,12 +342,12 @@ alloy:
rule {
target_label = "cluster"
replacement = env("CLUSTER_NAME")
replacement = sys.env("CLUSTER_NAME")
}
rule {
target_label = "zone"
replacement = env("ZONE")
replacement = sys.env("ZONE")
}
}
@@ -275,15 +363,25 @@ alloy:
regex = "kubernetes"
action = "keep"
}
rule {
regex = ".*_uid$|.*_id$|^annotation_.*|^label_.*|^endpoint_.*|^pod_ip$"
action = "drop"
}
rule {
regex = "apiserver_flowcontrol_.*|apiserver_envelope_.*"
action = "drop"
}
rule {
target_label = "cluster"
replacement = env("CLUSTER_NAME")
replacement = sys.env("CLUSTER_NAME")
}
rule {
target_label = "zone"
replacement = env("ZONE")
replacement = sys.env("ZONE")
}
}
@@ -318,6 +416,16 @@ alloy:
action = "keep"
}
rule {
regex = ".*_uid$|.*_id$|^annotation_.*|^label_.*|^endpoint_.*|^pod_ip$"
action = "drop"
}
rule {
regex = "coredns_cache_.*|coredns_forward_.*"
action = "drop"
}
rule {
source_labels = ["__meta_kubernetes_endpoint_node_name"]
target_label = "node"
@@ -331,12 +439,12 @@ alloy:
rule {
target_label = "cluster"
replacement = env("CLUSTER_NAME")
replacement = sys.env("CLUSTER_NAME")
}
rule {
target_label = "zone"
replacement = env("ZONE")
replacement = sys.env("ZONE")
}
}
services/monitoring/deploy/alloy/node-scraper/helm-values.yaml
+15 -12
View File
@@ -58,13 +58,16 @@ alloy:
# https://grafana.com/docs/alloy/latest/collect/logs-in-kubernetes/
configMap:
content: |
logging {
level = "warn"
}
// ============================================
// LOKI WRITE TARGET
// ============================================
loki.write "loki_srv" {
endpoint {
url = env("LOKI_URL")
url = sys.env("LOKI_URL")
}
}
@@ -114,9 +117,9 @@ alloy:
loki.process "host_journal" {
stage.static_labels {
values = {
cluster = env("CLUSTER_NAME"),
host = env("HOSTNAME"),
zone = env("ZONE"),
cluster = sys.env("CLUSTER_NAME"),
host = sys.env("HOSTNAME"),
zone = sys.env("ZONE"),
job = "journald",
service_name = "journald",
}
@@ -132,13 +135,13 @@ alloy:
prometheus.remote_write "metrics_service" {
endpoint {
url = env("PROMETHEUS_URL")
url = sys.env("PROMETHEUS_URL")
}
// global labels
external_labels = {
cluster = env("CLUSTER_NAME"),
zone = env("ZONE"),
cluster = sys.env("CLUSTER_NAME"),
zone = sys.env("ZONE"),
}
}
@@ -161,8 +164,8 @@ alloy:
]
filesystem {
mount_points_exclude = "^/(dev|proc|sys|run/containerd/.+|var/lib/docker/.+|var/lib/kubelet/.+)($|/)"
fs_types_exclude = "^(autofs|binfmt_misc|bpf|cgroup2?|configfs|debugfs|devpts|devtmpfs|fusectl|hugetlbfs|iso9660|mqueue|nsfs|overlay|proc|procfs|pstore|rpc_pipefs|securityfs|selinuxfs|squashfs|sysfs|tracefs|erofs)$"
mount_points_exclude = "^(/host|/)(etc/resolv.conf|etc/hosts|etc/hostname|etc/machine-id|dataDisks/nvme01-ephemeral/.+|proc|sys|run/containerd/.+|run/k3s/containerd/.+|var/lib/docker/.+|var/lib/kubelet/.+)($|/)"
fs_types_exclude = "^(tmpfs|shm|autofs|binfmt_misc|bpf|cgroup2?|configfs|debugfs|devpts|devtmpfs|fusectl|hugetlbfs|iso9660|mqueue|nsfs|overlay|proc|procfs|pstore|rpc_pipefs|securityfs|selinuxfs|squashfs|sysfs|tracefs|erofs)$"
mount_timeout = "5s"
}
@@ -187,13 +190,13 @@ alloy:
rule {
action = "replace"
replacement = env("HOSTNAME")
replacement = sys.env("HOSTNAME")
target_label = "nodename"
}
rule {
action = "replace"
replacement = env("HOSTNAME")
replacement = sys.env("HOSTNAME")
target_label = "node"
}
}