openstack-helm-infra/prometheus/templates/statefulset.yaml
2020-05-12 20:00:38 +00:00

229 lines
9.0 KiB
YAML

{{/*
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/}}
{{- if .Values.manifests.statefulset_prometheus }}
{{- $envAll := . }}
{{- $mounts_prometheus := .Values.pod.mounts.prometheus.prometheus }}
{{- $mounts_prometheus_init := .Values.pod.mounts.prometheus.init_container }}
{{- $rcControllerName := printf "%s-%s" $envAll.Release.Name "prometheus" }}
{{ tuple $envAll "prometheus" $rcControllerName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
name: {{ $rcControllerName | quote }}
rules:
- apiGroups:
- ""
resources:
- nodes
- nodes/proxy
- services
- endpoints
- pods
verbs:
- get
- list
- watch
- apiGroups:
- ""
resources:
- configmaps
verbs:
- get
- nonResourceURLs:
- "/metrics"
verbs:
- get
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
name: {{ $rcControllerName | quote }}
subjects:
- kind: ServiceAccount
name: {{ $rcControllerName | quote }}
namespace: {{ .Release.Namespace }}
roleRef:
kind: ClusterRole
name: {{ $rcControllerName | quote }}
apiGroup: rbac.authorization.k8s.io
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
name: {{ $rcControllerName | quote }}
annotations:
{{ tuple $envAll | include "helm-toolkit.snippets.release_uuid" }}
labels:
{{ tuple $envAll "prometheus" "api" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
spec:
serviceName: {{ tuple "monitoring" "internal" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}
podManagementPolicy: "Parallel"
replicas: {{ .Values.pod.replicas.prometheus }}
selector:
matchLabels:
{{ tuple $envAll "prometheus" "api" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 6 }}
template:
metadata:
labels:
{{ tuple $envAll "prometheus" "api" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
annotations:
{{ tuple $envAll | include "helm-toolkit.snippets.release_uuid" | indent 8 }}
configmap-bin-hash: {{ tuple "configmap-bin.yaml" . | include "helm-toolkit.utils.hash" }}
configmap-etc-hash: {{ tuple "configmap-etc.yaml" . | include "helm-toolkit.utils.hash" }}
{{ dict "envAll" $envAll "podName" "prometheus" "containerNames" (list "prometheus" "prometheus-perms" "apache-proxy" "init") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
spec:
{{ dict "envAll" $envAll "application" "api" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
serviceAccountName: {{ $rcControllerName | quote }}
affinity:
{{ tuple $envAll "prometheus" "api" | include "helm-toolkit.snippets.kubernetes_pod_anti_affinity" | indent 8 }}
nodeSelector:
{{ .Values.labels.prometheus.node_selector_key }}: {{ .Values.labels.prometheus.node_selector_value | quote }}
terminationGracePeriodSeconds: {{ .Values.pod.lifecycle.termination_grace_period.prometheus.timeout | default "30" }}
initContainers:
{{ tuple $envAll "prometheus" list | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 8 }}
- name: prometheus-perms
{{ tuple $envAll "prometheus" | include "helm-toolkit.snippets.image" | indent 10 }}
{{ tuple $envAll $envAll.Values.pod.resources.prometheus | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
{{ dict "envAll" $envAll "application" "api" "container" "prometheus_perms" | include "helm-toolkit.snippets.kubernetes_container_security_context" | indent 10 }}
command:
- chown
- -R
- "nobody:"
- /var/lib/prometheus/data
volumeMounts:
- name: pod-tmp
mountPath: /tmp
- name: storage
mountPath: /var/lib/prometheus/data
containers:
- name: apache-proxy
{{ tuple $envAll "apache_proxy" | include "helm-toolkit.snippets.image" | indent 10 }}
{{ tuple $envAll $envAll.Values.pod.resources.apache_proxy | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
{{ dict "envAll" $envAll "application" "api" "container" "apache_proxy" | include "helm-toolkit.snippets.kubernetes_container_security_context" | indent 10 }}
command:
- /tmp/apache.sh
- start
ports:
- name: http
containerPort: 80
env:
- name: PROMETHEUS_PORT
value: {{ tuple "monitoring" "internal" "api" . | include "helm-toolkit.endpoints.endpoint_port_lookup" | quote }}
- name: PROMETHEUS_ADMIN_USERNAME
valueFrom:
secretKeyRef:
name: {{ printf "%s-%s" $envAll.Release.Name "admin-user" | quote }}
key: PROMETHEUS_ADMIN_USERNAME
- name: PROMETHEUS_ADMIN_PASSWORD
valueFrom:
secretKeyRef:
name: {{ printf "%s-%s" $envAll.Release.Name "admin-user" | quote }}
key: PROMETHEUS_ADMIN_PASSWORD
volumeMounts:
- name: pod-tmp
mountPath: /tmp
- name: prometheus-bin
mountPath: /tmp/apache.sh
subPath: apache.sh
readOnly: true
- name: prometheus-etc
mountPath: /usr/local/apache2/conf/httpd.conf
subPath: httpd.conf
readOnly: true
- name: prometheus
{{ tuple $envAll "prometheus" | include "helm-toolkit.snippets.image" | indent 10 }}
{{ tuple $envAll $envAll.Values.pod.resources.prometheus | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
{{ dict "envAll" $envAll "application" "api" "container" "prometheus" | include "helm-toolkit.snippets.kubernetes_container_security_context" | indent 10 }}
command:
- /tmp/prometheus.sh
- start
lifecycle:
preStop:
exec:
command:
- /tmp/prometheus.sh
- stop
ports:
- name: prom-metrics
containerPort: {{ tuple "monitoring" "internal" "api" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
readinessProbe:
httpGet:
path: /status
port: {{ tuple "monitoring" "internal" "api" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
initialDelaySeconds: 30
timeoutSeconds: 30
env:
{{- if .Values.pod.env.prometheus }}
{{ include "helm-toolkit.utils.to_k8s_env_vars" .Values.pod.env.prometheus | indent 12 }}
{{- end }}
volumeMounts:
- name: pod-tmp
mountPath: /tmp
- name: etcprometheus
mountPath: /etc/config
- name: rulesprometheus
mountPath: /etc/config/rules
{{- range $key, $value := .Values.conf.prometheus.rules }}
- name: prometheus-etc
mountPath: /etc/config/rules/{{ $key }}.rules
subPath: {{ $key }}.rules
readOnly: true
{{- end }}
- name: prometheus-etc
mountPath: /etc/config/prometheus.yml
subPath: prometheus.yml
readOnly: true
- name: prometheus-bin
mountPath: /tmp/prometheus.sh
subPath: prometheus.sh
readOnly: true
- name: storage
mountPath: /var/lib/prometheus/data
{{ if $mounts_prometheus.volumeMounts }}{{ toYaml $mounts_prometheus.volumeMounts | indent 12 }}{{ end }}
volumes:
- name: pod-tmp
emptyDir: {}
- name: etcprometheus
emptyDir: {}
- name: rulesprometheus
emptyDir: {}
- name: prometheus-etc
secret:
secretName: {{ printf "%s-%s" $envAll.Release.Name "prometheus-etc" | quote }}
defaultMode: 0444
- name: prometheus-bin
configMap:
name: {{ printf "%s-%s" $envAll.Release.Name "prometheus-bin" | quote }}
defaultMode: 0555
{{ if $mounts_prometheus.volumes }}{{ toYaml $mounts_prometheus.volumes | indent 8 }}{{ end }}
{{- if not .Values.storage.enabled }}
- name: storage
emptyDir: {}
{{- else }}
volumeClaimTemplates:
- metadata:
name: storage
spec:
accessModes: {{ .Values.storage.pvc.access_mode }}
resources:
requests:
storage: {{ .Values.storage.requests.storage }}
storageClassName: {{ .Values.storage.storage_class }}
{{- end }}
{{- end }}