linkerd2/charts/add-ons/prometheus/templates/prometheus.yaml

340 lines
12 KiB
YAML

---
###
### Prometheus
###
---
kind: ConfigMap
apiVersion: v1
metadata:
name: linkerd-prometheus-config
namespace: {{.Values.global.namespace}}
labels:
{{.Values.global.controllerComponentLabel}}: prometheus
{{.Values.global.controllerNamespaceLabel}}: {{.Values.global.namespace}}
annotations:
{{.Values.global.createdByAnnotation}}: {{default (printf "linkerd/helm %s" .Values.global.linkerdVersion) .Values.global.cliVersion}}
data:
prometheus.yml: |-
global:
{{- if .Values.globalConfig -}}
{{- toYaml .Values.globalConfig | trim | nindent 6 }}
{{- end}}
rule_files:
- /etc/prometheus/*_rules.yml
- /etc/prometheus/*_rules.yaml
scrape_configs:
- job_name: 'prometheus'
static_configs:
- targets: ['localhost:9090']
- job_name: 'grafana'
kubernetes_sd_configs:
- role: pod
namespaces:
names: ['{{.Values.global.namespace}}']
relabel_configs:
- source_labels:
- __meta_kubernetes_pod_container_name
action: keep
regex: ^grafana$
# Required for: https://grafana.com/grafana/dashboards/315
- job_name: 'kubernetes-nodes-cadvisor'
scheme: https
tls_config:
ca_file: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
insecure_skip_verify: true
bearer_token_file: /var/run/secrets/kubernetes.io/serviceaccount/token
kubernetes_sd_configs:
- role: node
relabel_configs:
- action: labelmap
regex: __meta_kubernetes_node_label_(.+)
- target_label: __address__
replacement: kubernetes.default.svc:443
- source_labels: [__meta_kubernetes_node_name]
regex: (.+)
target_label: __metrics_path__
replacement: /api/v1/nodes/$1/proxy/metrics/cadvisor
metric_relabel_configs:
- source_labels: [__name__]
regex: '(container|machine)_(cpu|memory|network|fs)_(.+)'
action: keep
- source_labels: [__name__]
regex: 'container_memory_failures_total' # unneeded large metric
action: drop
- job_name: 'linkerd-controller'
kubernetes_sd_configs:
- role: pod
namespaces:
names: ['{{.Values.global.namespace}}']
relabel_configs:
- source_labels:
- __meta_kubernetes_pod_label_linkerd_io_control_plane_component
- __meta_kubernetes_pod_container_port_name
action: keep
regex: (.*);admin-http$
- source_labels: [__meta_kubernetes_pod_container_name]
action: replace
target_label: component
- job_name: 'linkerd-service-mirror'
kubernetes_sd_configs:
- role: pod
relabel_configs:
- source_labels:
- __meta_kubernetes_pod_label_linkerd_io_control_plane_component
- __meta_kubernetes_pod_container_port_name
action: keep
regex: linkerd-service-mirror;admin-http$
- source_labels: [__meta_kubernetes_pod_container_name]
action: replace
target_label: component
- job_name: 'linkerd-proxy'
kubernetes_sd_configs:
- role: pod
relabel_configs:
- source_labels:
- __meta_kubernetes_pod_container_name
- __meta_kubernetes_pod_container_port_name
- __meta_kubernetes_pod_label_linkerd_io_control_plane_ns
action: keep
regex: ^{{default .Values.global.proxyContainerName "linkerd-proxy" .Values.global.proxyContainerName}};linkerd-admin;{{.Values.global.namespace}}$
- source_labels: [__meta_kubernetes_namespace]
action: replace
target_label: namespace
- source_labels: [__meta_kubernetes_pod_name]
action: replace
target_label: pod
# special case k8s' "job" label, to not interfere with prometheus' "job"
# label
# __meta_kubernetes_pod_label_linkerd_io_proxy_job=foo =>
# k8s_job=foo
- source_labels: [__meta_kubernetes_pod_label_linkerd_io_proxy_job]
action: replace
target_label: k8s_job
# drop __meta_kubernetes_pod_label_linkerd_io_proxy_job
- action: labeldrop
regex: __meta_kubernetes_pod_label_linkerd_io_proxy_job
# __meta_kubernetes_pod_label_linkerd_io_proxy_deployment=foo =>
# deployment=foo
- action: labelmap
regex: __meta_kubernetes_pod_label_linkerd_io_proxy_(.+)
# drop all labels that we just made copies of in the previous labelmap
- action: labeldrop
regex: __meta_kubernetes_pod_label_linkerd_io_proxy_(.+)
# __meta_kubernetes_pod_label_linkerd_io_foo=bar =>
# foo=bar
- action: labelmap
regex: __meta_kubernetes_pod_label_linkerd_io_(.+)
# Copy all pod labels to tmp labels
- action: labelmap
regex: __meta_kubernetes_pod_label_(.+)
replacement: __tmp_pod_label_$1
# Take `linkerd_io_` prefixed labels and copy them without the prefix
- action: labelmap
regex: __tmp_pod_label_linkerd_io_(.+)
replacement: __tmp_pod_label_$1
# Drop the `linkerd_io_` originals
- action: labeldrop
regex: __tmp_pod_label_linkerd_io_(.+)
# Copy tmp labels into real labels
- action: labelmap
regex: __tmp_pod_label_(.+)
{{- if .Values.scrapeConfigs }}
{{- toYaml .Values.scrapeConfigs | trim | nindent 4 }}
{{- end }}
{{- if (or .Values.alertManagers .Values.alertRelabelConfigs) }}
alerting:
alert_relabel_configs:
{{- if .Values.alertRelabelConfigs }}
{{- toYaml .Values.alertRelabelConfigs | trim | nindent 6 }}
{{- end }}
alertmanagers:
{{- if .Values.alertManagers }}
{{- toYaml .Values.alertManagers | trim | nindent 6 }}
{{- end }}
{{- end }}
{{- if .Values.remoteWrite }}
remote_write:
{{- toYaml .Values.remoteWrite | trim | nindent 4 }}
{{- end }}
---
kind: Service
apiVersion: v1
metadata:
name: linkerd-prometheus
namespace: {{.Values.global.namespace}}
labels:
{{.Values.global.controllerComponentLabel}}: prometheus
{{.Values.global.controllerNamespaceLabel}}: {{.Values.global.namespace}}
annotations:
{{.Values.global.createdByAnnotation}}: {{default (printf "linkerd/helm %s" .Values.global.linkerdVersion) .Values.global.cliVersion}}
spec:
type: ClusterIP
selector:
{{.Values.global.controllerComponentLabel}}: prometheus
ports:
- name: admin-http
port: 9090
targetPort: 9090
---
{{- $tree := deepCopy . }}
{{ $_ := set $tree.Values.global.proxy "workloadKind" "deployment" -}}
{{ $_ := set $tree.Values.global.proxy "component" "linkerd-prometheus" -}}
{{ include "linkerd.proxy.validation" .Values.global.proxy -}}
apiVersion: apps/v1
kind: Deployment
metadata:
annotations:
{{.Values.global.createdByAnnotation}}: {{default (printf "linkerd/helm %s" .Values.global.linkerdVersion) .Values.global.cliVersion}}
labels:
app.kubernetes.io/name: prometheus
app.kubernetes.io/part-of: Linkerd
app.kubernetes.io/version: {{default .Values.global.linkerdVersion .Values.global.controllerImageVersion}}
{{.Values.global.controllerComponentLabel}}: prometheus
{{.Values.global.controllerNamespaceLabel}}: {{.Values.global.namespace}}
name: linkerd-prometheus
namespace: {{.Values.global.namespace}}
spec:
replicas: 1
{{- if .Values.persistence }}
strategy:
type: Recreate
{{- end }}
selector:
matchLabels:
{{.Values.global.controllerComponentLabel}}: prometheus
{{.Values.global.controllerNamespaceLabel}}: {{.Values.global.namespace}}
{{- include "partials.proxy.labels" $tree.Values.global.proxy | nindent 6}}
template:
metadata:
annotations:
{{.Values.global.createdByAnnotation}}: {{default (printf "linkerd/helm %s" .Values.global.linkerdVersion) .Values.global.cliVersion}}
{{- include "partials.proxy.annotations" .Values.global.proxy| nindent 8}}
{{- with .Values.global.podAnnotations }}{{ toYaml . | trim | nindent 8 }}{{- end }}
labels:
{{.Values.global.controllerComponentLabel}}: prometheus
{{.Values.global.controllerNamespaceLabel}}: {{.Values.global.namespace}}
{{.Values.global.workloadNamespaceLabel}}: {{.Values.global.namespace}}
{{- include "partials.proxy.labels" $tree.Values.global.proxy | nindent 8}}
{{- with .Values.global.podLabels }}{{ toYaml . | trim | nindent 8 }}{{- end }}
spec:
{{- if .Values.tolerations -}}
{{- include "linkerd.tolerations" . | nindent 6 }}
{{- end -}}
{{- include "linkerd.node-selector" . | nindent 6 }}
securityContext:
fsGroup: 65534
containers:
{{- if .Values.sidecarContainers -}}
{{- toYaml .Values.sidecarContainers | trim | nindent 6 }}
{{- end}}
- args:
{{- range $key, $value := .Values.args}}
- --{{ $key }}{{ if $value }}={{ $value }}{{ end }}
{{- end }}
image: {{.Values.image}}
imagePullPolicy: {{.Values.global.imagePullPolicy}}
livenessProbe:
httpGet:
path: /-/healthy
port: 9090
initialDelaySeconds: 30
timeoutSeconds: 30
name: prometheus
ports:
- containerPort: 9090
name: admin-http
readinessProbe:
httpGet:
path: /-/ready
port: 9090
initialDelaySeconds: 30
timeoutSeconds: 30
{{- if .Values.resources -}}
{{- include "partials.resources" .Values.resources | nindent 8 }}
{{- end }}
securityContext:
runAsNonRoot: true
runAsUser: 65534
runAsGroup: 65534
volumeMounts:
{{- range .Values.ruleConfigMapMounts }}
- name: {{ .name }}
mountPath: /etc/prometheus/{{ .subPath }}
subPath: {{ .subPath }}
readOnly: true
{{- end }}
- mountPath: /data
name: data
- mountPath: /etc/prometheus/prometheus.yml
name: prometheus-config
subPath: prometheus.yml
readOnly: true
{{- if not (empty .Values.proxy) }}
{{- if not (empty .Values.proxy.resources) }}
{{- $r := merge .Values.proxy.resources .Values.global.proxy.resources }}
{{- $_ := set $tree.Values.global.proxy "resources" $r }}
{{- end }}
{{- end }}
{{- include "partials.setControlPlaneTracing.proxy" $tree }}
- {{- include "partials.proxy" $tree | indent 8 | trimPrefix (repeat 7 " ") }}
{{ if not .Values.global.cniEnabled -}}
initContainers:
- {{- include "partials.proxy-init" . | indent 8 | trimPrefix (repeat 7 " ") }}
{{ end -}}
serviceAccountName: linkerd-prometheus
volumes:
{{- range .Values.ruleConfigMapMounts }}
- name: {{ .name }}
configMap:
name: {{ .configMap }}
{{- end }}
- name: data
{{- if .Values.persistence }}
persistentVolumeClaim:
claimName: linkerd-prometheus
{{- else }}
emptyDir: {}
{{- end }}
- configMap:
name: linkerd-prometheus-config
name: prometheus-config
{{ if .Values.global.controlPlaneTracing -}}
- {{- include "partials.proxy.volumes.labels" . | indent 8 | trimPrefix (repeat 7 " ") }}
{{ end -}}
{{ if not .Values.global.cniEnabled -}}
- {{- include "partials.proxyInit.volumes.xtables" . | indent 8 | trimPrefix (repeat 7 " ") }}
{{ end -}}
- {{- include "partials.proxy.volumes.identity" . | indent 8 | trimPrefix (repeat 7 " ") }}
{{- if .Values.persistence }}
---
kind: PersistentVolumeClaim
apiVersion: v1
metadata:
labels:
app.kubernetes.io/name: prometheus
app.kubernetes.io/part-of: Linkerd
app.kubernetes.io/version: {{default .Values.global.linkerdVersion .Values.global.controllerImageVersion}}
{{.Values.global.controllerComponentLabel}}: prometheus
name: linkerd-prometheus
namespace: {{.Values.global.namespace}}
spec:
accessModes:
- {{ .Values.persistence.accessMode | quote }}
resources:
requests:
storage: {{ .Values.persistence.size | quote }}
{{- if .Values.persistence.storageClass }}
storageClassName: "{{ .Values.persistence.storageClass }}"
{{- end }}
{{- end }}