# Fluentd deployment for Fission
#
# Requires:
# - service account: fission-svc
apiVersion: v1
kind: ConfigMap
metadata:
  name: {{ .Release.Name }}-fission-fluentd
data:
{{- if .Files.Get "config/fluentd.conf" }}
  td-agent.conf: |
{{ .Files.Get "config/fluentd.conf" | indent 3 }}
{{ else }}
{{ fail "invalid chart" }}
{{- end }}
---
apiVersion: extensions/v1beta1
kind: DaemonSet
metadata:
  name: logger
  labels:
    chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
spec:
  template:
    metadata:
      labels:
        svc: logger
    spec:
      containers:
        - name: fluentd
          image: "{{ .Values.repository }}/{{ .Values.logger.fluentdImage }}:{{ .Values.logger.fluentdImageTag }}"
          imagePullPolicy: {{ .Values.pullPolicy }}
          env:
            - name: INFLUXDB_ADDRESS
              value: influxdb
            - name: INFLUXDB_PORT
              value: "8086"
            - name: INFLUXDB_DBNAME
              value: "fissionFunctionLog"
            - name: INFLUXDB_USERNAME
              valueFrom:
                secretKeyRef:
                  name: influxdb
                  key: username
            - name: INFLUXDB_PASSWD
              valueFrom:
                secretKeyRef:
                  name: influxdb
                  key: password
            - name: FLUENTD_PATH
              value: /var/log/containers/*{{.Values.functionNamespace}}*.log
          volumeMounts:
            - name: container-log
              mountPath: /var/log/
              readOnly: true
            - name: docker-log
              mountPath: /var/lib/docker/containers
              readOnly: true
            - name: fission-log
              mountPath: /var/log/fission
              readOnly: false
            - name: fluentd-config
              mountPath: /etc/td-agent/
              readOnly: true
      serviceAccount: fission-svc
      volumes:
        - name: container-log
          hostPath:
            path: /var/log/
        - name: docker-log
          hostPath:
            path: /var/lib/docker/containers
        - name: fission-log
          hostPath:
            path: /var/log/fission
        # Fluentd config location: /etc/td-agent/td-agent.conf
        - name: fluentd-config
          configMap:
            name: {{ .Release.Name }}-fission-fluentd
  updateStrategy:
    type: RollingUpdate