infra/k8s/monitoring/promtail.yaml

146 lines
3.3 KiB
YAML

apiVersion: apps/v1
kind: DaemonSet
metadata:
name: promtail
namespace: monitoring
spec:
selector:
matchLabels:
name: promtail
template:
metadata:
labels:
name: promtail
annotations:
prometheus.io/port: "9080"
spec:
serviceAccount: promtail
tolerations:
- key: "rtlsdr"
value: "true"
effect: "NoSchedule"
containers:
- name: promtail
image: grafana/promtail
args:
- -config.file=/etc/promtail/promtail.yaml
env:
- name: 'HOSTNAME' # needed when using kubernetes_sd_configs
valueFrom:
fieldRef:
fieldPath: 'spec.nodeName'
resources:
requests:
cpu: 20m
memory: 65Mi
volumeMounts:
- name: logs
mountPath: /var/log
- name: promtail-config
mountPath: /etc/promtail
- mountPath: /var/log/pods
name: varlogpods
readOnly: true
volumes:
- name: logs
hostPath:
path: /var/log
- name: varlogpods
hostPath:
path: /var/log/pods
- name: promtail-config
configMap:
name: promtail-config
--- # configmap.yaml
apiVersion: v1
kind: ConfigMap
metadata:
name: promtail-config
namespace: monitoring
data:
promtail.yaml: |
server:
http_listen_port: 9080
grpc_listen_port: 0
clients:
- url: http://monitoring-0:3100/loki/api/v1/push
positions:
filename: /tmp/positions.yaml
target_config:
sync_period: 10s
scrape_configs:
- job_name: pod-logs
kubernetes_sd_configs:
- role: pod
pipeline_stages:
- docker: {}
relabel_configs:
- source_labels:
- __meta_kubernetes_pod_node_name
target_label: __host__
- action: labelmap
regex: __meta_kubernetes_pod_label_(.+)
- action: replace
replacement: $1
separator: /
source_labels:
- __meta_kubernetes_namespace
- __meta_kubernetes_pod_name
target_label: job
- action: replace
source_labels:
- __meta_kubernetes_namespace
target_label: namespace
- action: replace
source_labels:
- __meta_kubernetes_pod_name
target_label: pod
- action: replace
source_labels:
- __meta_kubernetes_pod_container_name
target_label: container
- replacement: /var/log/pods/*$1/*.log
separator: /
source_labels:
- __meta_kubernetes_pod_uid
- __meta_kubernetes_pod_container_name
target_label: __path__
--- # Clusterrole.yaml
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
name: promtail
rules:
- apiGroups: [""]
resources:
- nodes
- services
- pods
verbs:
- get
- watch
- list
--- # ServiceAccount.yaml
apiVersion: v1
kind: ServiceAccount
metadata:
name: promtail
namespace: monitoring
--- # Rolebinding.yaml
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
name: promtail
namespace: monitoring
subjects:
- kind: ServiceAccount
name: promtail
namespace: monitoring
roleRef:
kind: ClusterRole
name: promtail
apiGroup: rbac.authorization.k8s.io