{{- $isSimpleScalable := eq (include "loki.deployment.isScalable" .) "true" -}} {{- if $isSimpleScalable }} --- apiVersion: apps/v1 kind: StatefulSet metadata: name: {{ include "loki.writeFullname" . }} namespace: {{ $.Release.Namespace }} labels: {{- include "loki.writeLabels" . | nindent 4 }} app.kubernetes.io/part-of: memberlist {{- if or (not (empty .Values.loki.annotations)) (not (empty .Values.backend.annotations))}} annotations: {{- with .Values.loki.annotations }} {{- toYaml . | nindent 4 }} {{- end }} {{- with .Values.write.annotations }} {{- toYaml . | nindent 4 }} {{- end }} {{- end }} spec: {{- if not .Values.write.autoscaling.enabled }} replicas: {{ .Values.write.replicas }} {{- end }} podManagementPolicy: {{ .Values.write.podManagementPolicy }} updateStrategy: rollingUpdate: partition: 0 serviceName: {{ include "loki.writeFullname" . }}-headless revisionHistoryLimit: {{ .Values.loki.revisionHistoryLimit }} {{- if and (semverCompare ">= 1.23-0" .Capabilities.KubeVersion.Version) (.Values.write.persistence.enableStatefulSetAutoDeletePVC) (.Values.write.persistence.volumeClaimsEnabled) }} {{/* Data on the write nodes is easy to replace, so we want to always delete PVCs to make operation easier, and will rely on re-fetching data when needed. */}} persistentVolumeClaimRetentionPolicy: whenDeleted: Delete whenScaled: Delete {{- end }} selector: matchLabels: {{- include "loki.writeSelectorLabels" . | nindent 6 }} template: metadata: annotations: checksum/config: {{ include (print .Template.BasePath "/config.yaml") . | sha256sum }} {{- with .Values.loki.podAnnotations }} {{- toYaml . | nindent 8 }} {{- end }} {{- with .Values.write.podAnnotations }} {{- toYaml . | nindent 8 }} {{- end }} labels: {{- include "loki.writeSelectorLabels" . | nindent 8 }} {{- with .Values.loki.podLabels }} {{- toYaml . | nindent 8 }} {{- end }} {{- with .Values.write.podLabels }} {{- toYaml . | nindent 8 }} {{- end }} {{- with .Values.write.selectorLabels }} {{- tpl (toYaml .) $ | nindent 8 }} {{- end }} app.kubernetes.io/part-of: memberlist spec: serviceAccountName: {{ include "loki.serviceAccountName" . }} automountServiceAccountToken: {{ .Values.serviceAccount.automountServiceAccountToken }} {{ include "loki.enableServiceLinks" . }} {{- with .Values.imagePullSecrets }} imagePullSecrets: {{- toYaml . | nindent 8 }} {{- end }} {{- include "loki.writePriorityClassName" . | nindent 6 }} securityContext: {{- toYaml .Values.loki.podSecurityContext | nindent 8 }} terminationGracePeriodSeconds: {{ .Values.write.terminationGracePeriodSeconds }} {{- if .Values.write.initContainers }} initContainers: {{- with .Values.write.initContainers }} {{- toYaml . | nindent 8 }} {{- end }} {{- end }} containers: - name: loki image: {{ include "loki.image" . }} imagePullPolicy: {{ .Values.loki.image.pullPolicy }} args: - -config.file=/etc/loki/config/config.yaml - -target={{ .Values.write.targetModule }} {{- with .Values.write.extraArgs }} {{- toYaml . | nindent 12 }} {{- end }} ports: - name: http-metrics containerPort: 3100 protocol: TCP - name: grpc containerPort: 9095 protocol: TCP - name: http-memberlist containerPort: 7946 protocol: TCP {{- with .Values.write.extraEnv }} env: {{- toYaml . | nindent 12 }} {{- end }} {{- with .Values.write.extraEnvFrom }} envFrom: {{- toYaml . | nindent 12 }} {{- end }} securityContext: {{- toYaml .Values.loki.containerSecurityContext | nindent 12 }} readinessProbe: {{- toYaml .Values.loki.readinessProbe | nindent 12 }} {{- if .Values.write.lifecycle }} lifecycle: {{- toYaml .Values.write.lifecycle | nindent 12 }} {{- else if .Values.write.autoscaling.enabled }} lifecycle: preStop: httpGet: path: "/ingester/shutdown?terminate=false" port: http-metrics {{- end }} volumeMounts: - name: config mountPath: /etc/loki/config - name: runtime-config mountPath: /etc/loki/runtime-config - name: data mountPath: /var/loki {{- if .Values.enterprise.enabled }} - name: license mountPath: /etc/loki/license {{- end}} {{- with .Values.write.extraVolumeMounts }} {{- toYaml . | nindent 12 }} {{- end }} resources: {{- toYaml .Values.write.resources | nindent 12 }} {{- with .Values.write.extraContainers }} {{- toYaml . | nindent 8}} {{- end }} {{- with .Values.write.affinity }} affinity: {{- tpl . $ | nindent 8 }} {{- end }} {{- with .Values.write.dnsConfig }} dnsConfig: {{- tpl . $ | nindent 8 }} {{- end }} {{- with .Values.write.nodeSelector }} nodeSelector: {{- toYaml . | nindent 8 }} {{- end }} {{- with .Values.write.topologySpreadConstraints }} topologySpreadConstraints: {{- toYaml . | nindent 8 }} {{- end }} {{- with .Values.write.tolerations }} tolerations: {{- toYaml . | nindent 8 }} {{- end }} volumes: {{- if not .Values.write.persistence.volumeClaimsEnabled }} - name: data {{- toYaml .Values.write.persistence.dataVolumeParameters | nindent 10 }} {{- end}} - name: config {{- if .Values.loki.existingSecretForConfig }} secret: secretName: {{ .Values.loki.existingSecretForConfig }} {{- else }} {{- include "loki.configVolume" . | nindent 10 }} {{- end }} - name: runtime-config configMap: name: {{ template "loki.name" . }}-runtime {{- if .Values.enterprise.enabled }} - name: license secret: {{- if .Values.enterprise.useExternalLicense }} secretName: {{ .Values.enterprise.externalLicenseName }} {{- else }} secretName: enterprise-logs-license {{- end }} {{- end }} {{- with .Values.write.extraVolumes }} {{- toYaml . | nindent 8 }} {{- end }} {{- if .Values.write.persistence.volumeClaimsEnabled }} volumeClaimTemplates: - apiVersion: v1 kind: PersistentVolumeClaim metadata: name: data spec: accessModes: - ReadWriteOnce {{- with .Values.write.persistence.storageClass }} storageClassName: {{ if (eq "-" .) }}""{{ else }}{{ . }}{{ end }} {{- end }} resources: requests: storage: {{ .Values.write.persistence.size | quote }} {{- with .Values.write.persistence.selector }} selector: {{- toYaml . | nindent 10 }} {{- end }} {{- with .Values.write.extraVolumeClaimTemplates }} {{- toYaml . | nindent 4 }} {{- end }} {{- end }} {{- end }}