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charts/bitnami/fluentd/templates/forwarder-daemonset.yaml

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{{- /*
Copyright VMware, Inc.
SPDX-License-Identifier: APACHE-2.0
*/}}
{{- if .Values.forwarder.enabled }}
apiVersion: apps/v1
kind: DaemonSet
metadata:
name: {{ include "common.names.fullname" . }}
namespace: {{ .Release.Namespace | quote }}
labels: {{- include "common.labels.standard" ( dict "customLabels" .Values.commonLabels "context" $ ) | nindent 4 }}
app.kubernetes.io/component: forwarder
## Istio Labels: https://istio.io/docs/ops/deployment/requirements/
app: forwarder
{{- if or .Values.forwarder.annotations .Values.commonAnnotations }}
{{- $annotations := include "common.tplvalues.merge" ( dict "values" ( list .Values.forwarder.annotations .Values.commonAnnotations ) "context" . ) }}
annotations: {{- include "common.tplvalues.render" ( dict "value" $annotations "context" $) | nindent 4 }}
{{- end }}
spec:
{{- $podLabels := include "common.tplvalues.merge" ( dict "values" ( list .Values.forwarder.podLabels .Values.commonLabels ) "context" . ) }}
selector:
matchLabels: {{- include "common.labels.matchLabels" ( dict "customLabels" $podLabels "context" $ ) | nindent 6 }}
app.kubernetes.io/component: forwarder
updateStrategy: {{- toYaml .Values.forwarder.updateStrategy | nindent 4 }}
template:
metadata:
labels: {{- include "common.labels.standard" ( dict "customLabels" $podLabels "context" $ ) | nindent 8 }}
app.kubernetes.io/component: forwarder
app: forwarder
annotations:
checksum/config: {{ include (print $.Template.BasePath "/forwarder-configmap.yaml") . | sha256sum }}
{{- if .Values.forwarder.podAnnotations }}
{{- include "common.tplvalues.render" (dict "value" .Values.forwarder.podAnnotations "context" $) | nindent 8 }}
{{- end }}
spec:
{{- include "fluentd.imagePullSecrets" . | nindent 6 }}
{{- if .Values.forwarder.hostAliases }}
hostAliases: {{- include "common.tplvalues.render" (dict "value" .Values.forwarder.hostAliases "context" $) | nindent 8 }}
{{- end }}
serviceAccountName: {{ template "fluentd.forwarder.serviceAccountName" . }}
priorityClassName: {{ .Values.forwarder.priorityClassName | quote }}
{{- if .Values.forwarder.schedulerName }}
schedulerName: {{ .Values.forwarder.schedulerName }}
{{- end }}
{{- if .Values.forwarder.topologySpreadConstraints }}
topologySpreadConstraints: {{- include "common.tplvalues.render" (dict "value" .Values.forwarder.topologySpreadConstraints "context" .) | nindent 8 }}
{{- end }}
{{- if .Values.forwarder.affinity }}
affinity: {{- include "common.tplvalues.render" (dict "value" .Values.forwarder.affinity "context" $) | nindent 8 }}
{{- else }}
affinity:
podAffinity: {{- include "common.affinities.pods" (dict "type" .Values.forwarder.podAffinityPreset "component" "forwarder" "customLabels" $podLabels "context" $) | nindent 10 }}
podAntiAffinity: {{- include "common.affinities.pods" (dict "type" .Values.forwarder.podAntiAffinityPreset "component" "forwarder" "customLabels" $podLabels "context" $) | nindent 10 }}
nodeAffinity: {{- include "common.affinities.nodes" (dict "type" .Values.forwarder.nodeAffinityPreset.type "key" .Values.forwarder.nodeAffinityPreset.key "values" .Values.forwarder.nodeAffinityPreset.values) | nindent 10 }}
{{- end }}
{{- if .Values.forwarder.nodeSelector }}
nodeSelector: {{- include "common.tplvalues.render" (dict "value" .Values.forwarder.nodeSelector "context" $) | nindent 8 }}
{{- end }}
{{- if .Values.forwarder.tolerations }}
tolerations: {{- include "common.tplvalues.render" (dict "value" .Values.forwarder.tolerations "context" $) | nindent 8 }}
{{- end }}
{{- if .Values.forwarder.podSecurityContext.enabled }}
securityContext: {{- omit .Values.forwarder.podSecurityContext "enabled" | toYaml | nindent 8 }}
{{- end }}
initContainers:
{{- if .Values.forwarder.extraGems }}
- name: install-extra-gems
image: {{ include "fluentd.forwarder.image" . }}
imagePullPolicy: {{ .Values.image.pullPolicy | quote }}
command:
- sh
- -c
args:
- |-
cd /tmp
# install extra gems
{{- range $gem := .Values.forwarder.extraGems }} --no-document
{{- if kindIs "string" $gem }}
fluent-gem install {{ $gem }}
{{- else }}
fluent-gem install {{ $gem.name }}{{ if $gem.version }} -v {{ $gem.version }}{{ end }} --no-document
{{- end }}
{{- end }}
# copy installed gems to shared dir
cp -r /opt/bitnami/fluentd/gems/* /gems/
cp -r /opt/bitnami/fluentd/specifications/* /specifications/
securityContext:
allowPrivilegeEscalation: false
runAsUser: 0
volumeMounts:
- name: gems
mountPath: /gems
- name: specifications
mountPath: /specifications
{{- end }}
{{- if .Values.forwarder.initContainers }}
{{- include "common.tplvalues.render" ( dict "value" .Values.forwarder.initContainers "context" $ ) | nindent 8 }}
{{- end }}
terminationGracePeriodSeconds: {{ .Values.forwarder.terminationGracePeriodSeconds }}
hostNetwork: {{ .Values.forwarder.hostNetwork }}
{{- if .Values.forwarder.dnsPolicy }}
dnsPolicy: {{ .Values.forwarder.dnsPolicy }}
{{- end }}
containers:
- name: fluentd
image: {{ include "fluentd.forwarder.image" . }}
imagePullPolicy: {{ .Values.image.pullPolicy }}
{{- if .Values.forwarder.containerSecurityContext.enabled }}
securityContext: {{- omit .Values.forwarder.containerSecurityContext "enabled" | toYaml | nindent 12 }}
{{- end }}
{{- if .Values.forwarder.lifecycleHooks }}
lifecycle: {{- include "common.tplvalues.render" ( dict "value" .Values.forwarder.lifecycleHooks "context" $ ) | nindent 12 }}
{{- end }}
{{- if .Values.diagnosticMode.enabled }}
command: {{- include "common.tplvalues.render" (dict "value" .Values.diagnosticMode.command "context" $) | nindent 12 }}
args: {{- include "common.tplvalues.render" (dict "value" .Values.diagnosticMode.args "context" $) | nindent 12 }}
{{- else }}
{{- if .Values.forwarder.command }}
command: {{- include "common.tplvalues.render" (dict "value" .Values.forwarder.command "context" $) | nindent 12 }}
{{- end }}
{{- if .Values.forwarder.args }}
args: {{- include "common.tplvalues.render" (dict "value" .Values.forwarder.args "context" $) | nindent 12 }}
{{- end }}
{{- end }}
env:
- name: BITNAMI_DEBUG
value: {{ ternary "true" "false" (or .Values.image.debug .Values.diagnosticMode.enabled) | quote }}
- name: FLUENTD_CONF
value: {{ .Values.forwarder.configFile }}
- name: FLUENTD_OPT
value: {{ .Values.forwarder.extraArgs | quote }}
- name: FLUENTD_DAEMON_USER
value: {{ .Values.forwarder.daemonUser | quote }}
- name: FLUENTD_DAEMON_GROUP
value: {{ .Values.forwarder.daemonGroup | quote }}
{{- if .Values.forwarder.extraEnvVars }}
{{- toYaml .Values.forwarder.extraEnvVars | nindent 12 }}
{{- end }}
envFrom:
{{- if .Values.forwarder.extraEnvVarsCM }}
- configMapRef:
name: {{ include "common.tplvalues.render" (dict "value" .Values.forwarder.extraEnvVarsCM "context" $) }}
{{- end }}
{{- if .Values.forwarder.extraEnvVarsSecret }}
- secretRef:
name: {{ include "common.tplvalues.render" (dict "value" .Values.forwarder.extraEnvVarsSecret "context" $) }}
{{- end }}
{{- if .Values.forwarder.resources }}
resources: {{- toYaml .Values.forwarder.resources | nindent 12 }}
{{- end }}
ports:
{{- if .Values.forwarder.containerPorts }}
{{- toYaml .Values.forwarder.containerPorts | nindent 12 }}
{{- end }}
{{- if .Values.metrics.enabled }}
- name: tcp-metrics
containerPort: {{ .Values.metrics.service.port }}
protocol: TCP
{{- end }}
{{- if not .Values.diagnosticMode.enabled }}
{{- if .Values.forwarder.customStartupProbe }}
startupProbe: {{- include "common.tplvalues.render" (dict "value" .Values.forwarder.customStartupProbe "context" $) | nindent 12 }}
{{- else if .Values.forwarder.startupProbe.enabled }}
startupProbe:
httpGet:
path: {{ .Values.forwarder.startupProbe.httpGet.path }}
port: {{ .Values.forwarder.startupProbe.httpGet.port }}
initialDelaySeconds: {{ .Values.forwarder.startupProbe.initialDelaySeconds }}
periodSeconds: {{ .Values.forwarder.startupProbe.periodSeconds }}
timeoutSeconds: {{ .Values.forwarder.startupProbe.timeoutSeconds }}
successThreshold: {{ .Values.forwarder.startupProbe.successThreshold }}
failureThreshold: {{ .Values.forwarder.startupProbe.failureThreshold }}
{{- end }}
{{- if .Values.forwarder.customLivenessProbe }}
livenessProbe: {{- include "common.tplvalues.render" (dict "value" .Values.forwarder.customLivenessProbe "context" $) | nindent 12 }}
{{- else if .Values.forwarder.livenessProbe.enabled }}
livenessProbe:
httpGet:
path: {{ .Values.forwarder.livenessProbe.httpGet.path }}
port: {{ .Values.forwarder.livenessProbe.httpGet.port }}
initialDelaySeconds: {{ .Values.forwarder.livenessProbe.initialDelaySeconds }}
periodSeconds: {{ .Values.forwarder.livenessProbe.periodSeconds }}
timeoutSeconds: {{ .Values.forwarder.livenessProbe.timeoutSeconds }}
successThreshold: {{ .Values.forwarder.livenessProbe.successThreshold }}
failureThreshold: {{ .Values.forwarder.livenessProbe.failureThreshold }}
{{- end }}
{{- if .Values.forwarder.customReadinessProbe }}
readinessProbe: {{- include "common.tplvalues.render" (dict "value" .Values.forwarder.customReadinessProbe "context" $) | nindent 12 }}
{{- else if .Values.forwarder.readinessProbe.enabled }}
readinessProbe:
httpGet:
path: {{ .Values.forwarder.readinessProbe.httpGet.path }}
port: {{ .Values.forwarder.readinessProbe.httpGet.port }}
initialDelaySeconds: {{ .Values.forwarder.readinessProbe.initialDelaySeconds }}
periodSeconds: {{ .Values.forwarder.readinessProbe.periodSeconds }}
timeoutSeconds: {{ .Values.forwarder.readinessProbe.timeoutSeconds }}
successThreshold: {{ .Values.forwarder.readinessProbe.successThreshold }}
failureThreshold: {{ .Values.forwarder.readinessProbe.failureThreshold }}
{{- end }}
{{- end }}
volumeMounts:
- name: fluentd-config
mountPath: /opt/bitnami/fluentd/conf
{{- if .Values.forwarder.persistence.enabled }}
- name: fluentd-buffer
mountPath: /opt/bitnami/fluentd/logs/buffers
{{- else }}
- name: buffer
mountPath: /opt/bitnami/fluentd/logs/buffers
{{- end }}
{{- if .Values.forwarder.extraGems }}
- name: gems
mountPath: /opt/bitnami/fluentd/gems/
- name: specifications
mountPath: /opt/bitnami/fluentd/specifications/
{{- end }}
{{- if .Values.tls.enabled }}
- name: fluentd-forwarder-certificates
mountPath: /opt/bitnami/fluentd/certs/out_forward
readOnly: true
{{- end }}
{{- if .Values.forwarder.initScripts }}
- name: custom-init-scripts
mountPath: /docker-entrypoint-initdb.d/init-scripts
{{- end }}
{{- if .Values.forwarder.initScriptsCM }}
- name: custom-init-scripts-cm
mountPath: /docker-entrypoint-initdb.d/init-scripts-cm
{{- end }}
{{- if .Values.forwarder.initScriptsSecret }}
- name: custom-init-scripts-secret
mountPath: /docker-entrypoint-initdb.d/init-scripts-secret
{{- end }}
- name: varlog
mountPath: /var/log
- name: varlibdockercontainers
mountPath: /var/lib/docker/containers
readOnly: true
{{- if .Values.forwarder.extraVolumeMounts }}
{{- include "common.tplvalues.render" ( dict "value" .Values.forwarder.extraVolumeMounts "context" $ ) | nindent 12 }}
{{- end }}
{{- if .Values.forwarder.sidecars }}
{{- include "common.tplvalues.render" ( dict "value" .Values.forwarder.sidecars "context" $ ) | nindent 8 }}
{{- end }}
volumes:
{{- if .Values.tls.enabled }}
- name: fluentd-forwarder-certificates
secret:
secretName: {{ include "fluentd.forwarder.tlsSecretName" . }}
defaultMode: 256
{{- end }}
{{- if .Values.forwarder.extraGems }}
- name: gems
emptyDir: {}
- name: specifications
emptyDir: {}
{{- end }}
{{- if .Values.forwarder.initScripts }}
- name: custom-init-scripts
configMap:
name: {{ template "fluentd.forwarder.initScripts" . }}
{{- end }}
{{- if .Values.forwarder.initScriptsCM }}
- name: custom-init-scripts-cm
configMap:
name: {{ template "fluentd.forwarder.initScriptsCM" . }}
{{- end }}
{{- if .Values.forwarder.initScriptsSecret }}
- name: custom-init-scripts-secret
secret:
secretName: {{ template "fluentd.forwarder.initScriptsSecret" . }}
defaultMode: 0755
{{- end }}
- name: fluentd-config
configMap:
name: {{ template "fluentd.forwarder.configMap" . }}
{{- if .Values.forwarder.persistence.enabled }}
- name: fluentd-buffer
hostPath:
path: {{ .Values.forwarder.persistence.hostPath.path }}
type: DirectoryOrCreate
{{- else }}
- name: buffer
emptyDir: {}
{{- end }}
- name: varlog
hostPath:
path: /var/log
- name: varlibdockercontainers
hostPath:
path: /var/lib/docker/containers
{{- if .Values.forwarder.extraVolumes }}
{{- include "common.tplvalues.render" ( dict "value" .Values.forwarder.extraVolumes "context" $ ) | nindent 8 }}
{{- end }}
{{- end }}
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