0679ed49bd
This adds the security context snippet for the elasticsearch prometheus exporter pod. This changes the pod's user from root to the nobody user instead This also adds the container security context to explicitly set allowPrivilegeEscalation to false Change-Id: If692fccaf4dd362b28fecb4656036289a3a97122
89 lines
3.9 KiB
YAML
89 lines
3.9 KiB
YAML
{{/*
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Copyright 2017 The Openstack-Helm Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/}}
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{{- if and .Values.manifests.monitoring.prometheus.deployment_exporter .Values.monitoring.prometheus.enabled }}
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{{- $envAll := . }}
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{{- $esUserSecret := .Values.secrets.elasticsearch.user }}
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{{- $serviceAccountName := "prometheus-elasticsearch-exporter" }}
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{{ tuple $envAll "prometheus_elasticsearch_exporter" $serviceAccountName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
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---
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: prometheus-elasticsearch-exporter
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labels:
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{{ tuple $envAll "elasticsearch" "exporter" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
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spec:
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replicas: {{ .Values.pod.replicas.prometheus_elasticsearch_exporter }}
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selector:
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matchLabels:
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{{ tuple $envAll "elasticsearch" "exporter" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 6 }}
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{{ tuple $envAll | include "helm-toolkit.snippets.kubernetes_upgrades_deployment" | indent 2 }}
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template:
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metadata:
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labels:
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{{ tuple $envAll "elasticsearch" "exporter" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
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spec:
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{{ dict "envAll" $envAll "application" "elasticsearch_exporter" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
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serviceAccountName: {{ $serviceAccountName }}
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nodeSelector:
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{{ .Values.labels.elasticsearch.node_selector_key }}: {{ .Values.labels.elasticsearch.node_selector_value | quote }}
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terminationGracePeriodSeconds: {{ .Values.pod.lifecycle.termination_grace_period.prometheus_elasticsearch_exporter.timeout | default "30" }}
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initContainers:
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{{ tuple $envAll "prometheus_elasticsearch_exporter" list | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 8 }}
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containers:
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- name: elasticsearch-exporter
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{{ tuple $envAll "prometheus_elasticsearch_exporter" | include "helm-toolkit.snippets.image" | indent 10 }}
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{{ tuple $envAll $envAll.Values.pod.resources.exporter | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
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securityContext:
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allowPrivilegeEscalation: false
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command:
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- /tmp/elasticsearch-exporter.sh
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- start
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lifecycle:
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preStop:
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exec:
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command:
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- /tmp/elasticsearch-exporter.sh
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- stop
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env:
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- name: ELASTICSEARCH_URI
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valueFrom:
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secretKeyRef:
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name: {{ $esUserSecret }}
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key: ELASTICSEARCH_URI
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ports:
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- name: metrics
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containerPort: {{ tuple "prometheus_elasticsearch_exporter" "internal" "metrics" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
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readinessProbe:
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tcpSocket:
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port: {{ tuple "prometheus_elasticsearch_exporter" "internal" "metrics" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
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initialDelaySeconds: 20
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periodSeconds: 10
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volumeMounts:
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- name: elasticsearch-exporter-bin
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mountPath: /tmp/elasticsearch-exporter.sh
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subPath: elasticsearch-exporter.sh
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readOnly: true
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volumes:
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- name: elasticsearch-exporter-bin
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configMap:
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name: elasticsearch-exporter-bin
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defaultMode: 0555
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{{- end }}
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