Helm charts for Cadvisor

Change-Id: Iaba30d9528ebc416339e73cd8d5485457d2ae147
Issue-ID: ONAPARC-438
Signed-off-by: Srivahni <srivahni.chivukula@intel.com>

4 files changed, 170 insertions, 0 deletions

diff --git a/vnfs/DAaaS/collection/charts/cadvisor/templates/NOTES.txt b/vnfs/DAaaS/collection/charts/cadvisor/templates/NOTES.txt
new file mode 100644
index 00000000..3eea9994
--- /dev/null
+++ b/vnfs/DAaaS/collection/charts/cadvisor/templates/NOTES.txt
@@ -0,0 +1,34 @@
+# Copyright (c) 2019 Intel Corporation.
+#
+# 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.
+
+
+1. Get the application URL by running these commands:
+{{- if .Values.ingress.enabled }}
+{{- range .Values.ingress.hosts }}
+  http://{{ . }}
+{{- end }}
+{{- else if contains "NodePort" .Values.cadvisor_prometheus.service.type }}
+  NODE_PORT=$(kubectl get --namespace {{ .Release.Namespace }} -o jsonpath="{.spec.ports[0].nodePort}" services {{ include "name" . }})
+  NODE_IPS=$(kubectl get nodes --namespace {{ .Release.Namespace }} -o jsonpath="{.items[*].status.addresses[0].address}")
+  visit http://NODE_IP:NODE_PORT
+{{- else if contains "LoadBalancer" .Values.cadvisor_prometheus.service.type }}
+     NOTE: It may take a few minutes for the LoadBalancer IP to be available.
+           You can watch the status of by running 'kubectl get svc -w {{ include "name" . }}'
+  export SERVICE_IP=$(kubectl get svc --namespace {{ .Release.Namespace }} {{ template "name" . }} -o jsonpath='{.status.loadBalancer.ingress[0].ip}')
+  echo http://$SERVICE_IP:{{ .Values.service.externalPort }}
+{{- else if contains "ClusterIP" .Values.cadvisor_prometheus.service.type }}
+  export POD_NAME=$(kubectl get pods --namespace={{ .Release.Namespace }} -l "app={{ template "name" . }},release={{ .Release.Name }}" -o jsonpath="{.items[0].metadata.name}")
+  echo "Visit http://127.0.0.1:8080 to use your application"
+  kubectl port-forward $POD_NAME 8080:{{ .Values.cadvisor_prometheus.service.targetPort }}
+{{- end }}
diff --git a/vnfs/DAaaS/collection/charts/cadvisor/templates/_helpers.tpl b/vnfs/DAaaS/collection/charts/cadvisor/templates/_helpers.tpl
new file mode 100644
index 00000000..ea2a3266
--- /dev/null
+++ b/vnfs/DAaaS/collection/charts/cadvisor/templates/_helpers.tpl
@@ -0,0 +1,25 @@
+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/*
+Create a default fully qualified app name.
+We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+*/}}
+{{- define "fullname" -}}
+{{- $name := default .Chart.Name .Values.nameOverride -}}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/* Workaround for https://github.com/helm/helm/issues/3117 */}}
+{{- define "rangeskipempty" -}}
+{{- range $key, $value := . }}
+{{- if $value }}
+{{ $key }}: {{ $value }}
+{{- end }}
+{{- end }}
+{{- end }}
diff --git a/vnfs/DAaaS/collection/charts/cadvisor/templates/daemonset.yaml b/vnfs/DAaaS/collection/charts/cadvisor/templates/daemonset.yaml
new file mode 100644
index 00000000..1f659f2b
--- /dev/null
+++ b/vnfs/DAaaS/collection/charts/cadvisor/templates/daemonset.yaml
@@ -0,0 +1,77 @@
+{{/*
+# Copyright 2019 Intel Corporation, Inc
+#
+# 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.
+*/}}
+
+apiVersion: apps/v1beta2
+kind: DaemonSet
+metadata:
+  name: {{ template "fullname" . }} 
+  labels:
+    app: {{ template "name" . }}
+    chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}
+    release: {{ .Release.Name }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      name: {{ template "fullname" . }}
+  template:
+    metadata:
+      labels:
+        name: {{ template "fullname" . }}
+        app: {{ template "name" . }}
+        collector: cadvisor
+        release: {{ .Release.Name }}
+    spec:
+      hostNetwork: true
+      containers:
+      - name: {{ .Chart.Name }}
+        image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
+        imagePullPolicy: {{ .Values.image.pullPolicy }}
+        securityContext:
+          privileged: true
+        volumeMounts:
+        - name: rootfs
+          mountPath: /rootfs
+          readOnly: true
+        - name: var-run
+          mountPath: /var/run
+          readOnly: false
+        - name: sys
+          mountPath: /sys
+          readOnly: true
+        - name: docker
+          mountPath: /var/lib/docker
+          readOnly: true
+        ports:
+          - name: http
+            containerPort: 8080
+            protocol: TCP
+        args:
+          - --housekeeping_interval=10s
+      terminationGracePeriodSeconds: 30
+      volumes:
+      - name: rootfs
+        hostPath:
+          path: /
+      - name: var-run
+        hostPath:
+          path: /var/run
+      - name: sys
+        hostPath:
+          path: /sys
+      - name: docker
+        hostPath:
+          path: /var/lib/docker
diff --git a/vnfs/DAaaS/collection/charts/cadvisor/templates/service.yaml b/vnfs/DAaaS/collection/charts/cadvisor/templates/service.yaml
new file mode 100644
index 00000000..f3432499
--- /dev/null
+++ b/vnfs/DAaaS/collection/charts/cadvisor/templates/service.yaml
@@ -0,0 +1,34 @@
+{{/*
+# Copyright 2019 Intel Corporation, Inc
+#
+# 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.
+*/}}
+
+apiVersion: v1
+kind: Service
+metadata:
+  name: cadvisor 
+  labels:
+    app: cadvisor
+    release: {{ .Release.Name }}
+spec:
+  type: NodePort
+  externalTrafficPolicy: Local
+  selector:
+{{ include "rangeskipempty" .Values.cadvisor_prometheus.service.selector | indent 4 }}
+  ports:
+  - name: cadvisor-prometheus 
+    protocol: TCP
+    port: {{ .Values.cadvisor_prometheus.service.port }}
+    nodePort: {{ .Values.cadvisor_prometheus.service.nodePort }}
+    targetPort: {{ .Values.cadvisor_prometheus.service.targetPort }}