Add test for reasonable cnf startup time lfn-cnti/certification#154

points.yml

@@ -6,6 +6,8 @@
 
 - name: image_size_large
   tags: microservice, dynamic
+- name: reasonable_startup_time 
+  tags: microservice, dynamic
 
 - name: cni_spec 
   tags: compatibility, dynamic

sample-cnfs/sample_envoy_slow_startup/README.md

@@ -0,0 +1,39 @@
+# Set up Sample CoreDNS CNF
+./sample-cnfs/sample-coredns-cnf/readme.md
+# Prerequistes
+### Install helm
+```
+curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3
+chmod 700 get_helm.sh
+./get_helm.sh
+```
+### Optional: Use a helm version manager
+https://github.com/yuya-takeyama/helmenv
+Check out helmenv into any path (here is ${HOME}/.helmenv)
+```
+${HOME}/.helmenv)
+$ git clone https://github.com/yuya-takeyama/helmenv.git ~/.helmenv
+```
+Add ~/.helmenv/bin to your $PATH any way you like
+```
+$ echo 'export PATH="$HOME/.helmenv/bin:$PATH"' >> ~/.bash_profile
+```
+```
+helmenv versions 
+helmenv install <version 3.1?>
+```
+
+### core-dns installation
+```
+helm install coredns stable/coredns
+```
+### Pull down the helm chart code, untar it, and put it in the cnfs/coredns directory
+```
+helm pull stable/coredns
+```
+### Example cnf-conformance config file for sample-core-dns-cnf
+In ./cnfs/sample-core-dns-cnf/cnf-conformance.yml
+```
+---
+container_names: [coredns-coredns] 
+```

sample-cnfs/sample_envoy_slow_startup/chart/Chart.yaml

@@ -0,0 +1,18 @@
+apiVersion: v1
+appVersion: 1.11.2
+description: Envoy is an open source edge and service proxy, designed for cloud-native
+  applications.
+home: https://www.envoyproxy.io/
+icon: https://avatars0.githubusercontent.com/u/30125649
+keywords:
+- envoy
+- proxy
+maintainers:
+- email: [email protected]
+  name: josdotso
+- email: [email protected]
+  name: mumoshu
+name: envoy
+sources:
+- https://github.com/envoyproxy/envoy
+version: 1.9.0

sample-cnfs/sample_envoy_slow_startup/chart/templates/_helpers.tpl

@@ -0,0 +1,32 @@
+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "envoy.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).
+If release name contains chart name it will be used as a full name.
+*/}}
+{{- define "envoy.fullname" -}}
+{{- if .Values.fullnameOverride -}}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
+{{- $name := default .Chart.Name .Values.nameOverride -}}
+{{- if contains $name .Release.Name -}}
+{{- .Release.Name | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "envoy.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
+{{- end -}}

sample-cnfs/sample_envoy_slow_startup/chart/templates/configmap.yaml

@@ -0,0 +1,19 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ template "envoy.fullname" . }}
+  labels:
+    app: {{ template "envoy.name" . }}
+    chart: {{ template "envoy.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+data:
+{{- range $key, $value := .Values.files }}
+  {{ $key }}: |-
+{{ $value | default "" | indent 4 }}
+{{- end -}}
+{{- range $key, $value := .Values.templates }}
+  {{ $key }}: |-
+{{ $valueWithDefault := default "" $value -}}
+{{ tpl $valueWithDefault $ | indent 4 }}
+{{- end -}}

sample-cnfs/sample_envoy_slow_startup/chart/templates/deployment.yaml

@@ -0,0 +1,117 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ template "envoy.fullname" . }}
+  labels:
+    app: {{ template "envoy.name" . }}
+    chart: {{ template "envoy.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      app: {{ template "envoy.name" . }}
+      release: {{ .Release.Name }}
+  strategy:
+    {{ .Values.strategy | nindent 4 }}
+  template:
+    metadata:
+      labels:
+        app: {{ template "envoy.name" . }}
+        release: {{ .Release.Name }}
+        component: controller
+        {{- if .Values.podLabels }}
+        ## Custom pod labels
+        {{- range $key, $value := .Values.podLabels }}
+        {{ $key }}: {{ $value | quote }}
+        {{- end }}
+        {{- end }}
+      annotations:
+        checksum/config: {{ include (print .Template.BasePath "/configmap.yaml") . | sha256sum }}
+        {{- if .Values.podAnnotations }}
+        ## Custom pod annotations
+        {{- range $key, $value := .Values.podAnnotations }}
+        {{ $key }}: {{ $value | quote }}
+        {{- end }}
+        {{- end }}
+    spec:
+      securityContext:
+        {{ toYaml .Values.securityContext | nindent 8 }}
+      {{- if .Values.priorityClassName }}
+      priorityClassName: "{{ .Values.priorityClassName }}"
+      {{- end }}
+      terminationGracePeriodSeconds: {{ .Values.terminationGracePeriodSeconds }}
+      {{- if .Values.initContainersTemplate }}
+      initContainers:
+        {{ tpl .Values.initContainersTemplate $ | nindent 8 }}
+      {{- end }}
+      containers:
+
+        - name: envoy
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          command: ["/bin/bash","-c"]
+          args:
+            - sleep 31 && /usr/local/bin/envoy -c /config/envoy.yaml
+          ports:
+            {{- with .Values.ports }}
+            {{- range $key, $port := . }}
+            - name: {{ $key }}
+              {{ toYaml $port | nindent 14 }}
+            {{- end }}
+            {{- end }}
+
+          livenessProbe:
+            {{ toYaml .Values.livenessProbe | nindent 12 }}
+          readinessProbe:
+            {{ toYaml .Values.readinessProbe | nindent 12 }}
+          env:
+          {{- range $key, $value := .Values.env }}
+            - name: {{ $key | upper | replace "." "_" }}
+              value: {{ $value | quote }}
+          {{- end }}
+          resources:
+            {{ toYaml .Values.resources | nindent 12 }}
+          volumeMounts:
+            - name: config
+              mountPath: /config
+            {{- if .Values.volumeMounts }}
+            {{ toYaml .Values.volumeMounts | nindent 12 }}
+            {{- end }}
+            {{- range $key, $value := .Values.secretMounts }}
+            - name: {{ $key }}
+              mountPath: {{ $value.mountPath }}
+            {{- end }}
+          lifecycle:
+            {{ toYaml .Values.lifecyle | nindent 12 }}
+
+        {{- if .Values.sidecarContainersTemplate }}
+        {{ tpl .Values.sidecarContainersTemplate $ | nindent 8 }}
+        {{- end }}
+
+      {{- with .Values.nodeSelector }}
+      nodeSelector:
+        {{ toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.affinity }}
+      affinity:
+        {{ toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.tolerations }}
+      tolerations:
+        {{ toYaml . | nindent 8 }}
+      {{- end }}
+      volumes:
+        - name: config
+          configMap:
+            name: {{ template "envoy.fullname" . }}
+        {{- if .Values.volumes }}
+        {{ toYaml .Values.volumes | nindent 8 }}
+        {{- end }}
+        {{- range $key, $value := .Values.secretMounts }}
+        - name: {{ $key }}
+          secret:
+            secretName: {{ $value.secretName }}
+            defaultMode: {{ $value.defaultMode }}
+        {{- end }}

sample-cnfs/sample_envoy_slow_startup/chart/templates/poddisruptionbudget.yaml

@@ -0,0 +1,15 @@
+apiVersion: policy/v1beta1
+kind: PodDisruptionBudget
+metadata:
+  name: {{ template "envoy.fullname" . }}
+  labels:
+    app: {{ template "envoy.name" . }}
+    chart: {{ template "envoy.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+spec:
+  selector:
+    matchLabels:
+      app: {{ template "envoy.name" . }}
+      release: {{ .Release.Name }}
+{{ .Values.podDisruptionBudget | indent 2 }}

sample-cnfs/sample_envoy_slow_startup/chart/templates/service.yaml

@@ -0,0 +1,28 @@
+{{- if .Values.service.enabled }}
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ .Values.service.name }}
+  labels:
+    app: {{ template "envoy.name" . }}
+    chart: {{ template "envoy.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+  annotations:
+{{- with .Values.service.annotations }}
+{{ toYaml . | indent 4 }}
+{{- end }}
+spec:
+  type: {{ .Values.service.type }}
+  {{- if ne .Values.service.loadBalancerIP "" }}
+  loadBalancerIP: {{ .Values.service.loadBalancerIP }}
+  {{- end }}
+  ports:
+  {{- range $key, $value := .Values.service.ports }}
+    - name: {{ $key }}
+{{ toYaml $value | indent 6 }}
+  {{- end }}
+  selector:
+    app: {{ template "envoy.name" . }}
+    release: {{ .Release.Name }}
+{{- end }}

sample-cnfs/sample_envoy_slow_startup/chart/templates/servicemonitor.yaml

@@ -0,0 +1,38 @@
+{{- if and ( .Capabilities.APIVersions.Has "monitoring.coreos.com/v1" ) ( .Values.serviceMonitor.enabled )  }}
+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+  labels:
+    app: {{ template "envoy.name" . }}
+    chart: {{ template "envoy.chart" . }}
+    heritage: {{ .Release.Service }}
+    release: {{ .Release.Name }}
+{{- if .Values.serviceMonitor.additionalLabels }}
+{{ toYaml .Values.serviceMonitor.additionalLabels | indent 4}}
+{{- end }}
+  name: {{ template "envoy.fullname" . }}
+{{- if .Values.serviceMonitor.namespace }}
+  namespace: {{ .Values.serviceMonitor.namespace }}
+{{- end }}
+spec:
+  endpoints:
+  - targetPort: {{ .Values.ports.admin.containerPort }}
+    interval: {{ .Values.serviceMonitor.interval }}
+    path: "/stats/prometheus"
+  jobLabel: {{ template "envoy.fullname" . }}
+  namespaceSelector:
+    matchNames:
+    - {{ .Release.Namespace }}
+  selector:
+    matchLabels:
+      app: {{ template "envoy.name" . }}
+      release: {{ .Release.Name }}
+  {{- with .Values.serviceMonitor.targetLabels }}
+  targetLabels:
+{{ toYaml . | trim | indent 4 -}}
+  {{- end }}
+  {{- with .Values.serviceMonitor.podTargetLabels }}
+  podTargetLabels:
+{{ toYaml . | trim | indent 4 -}}
+  {{- end }}
+{{- end }}

sample-cnfs/sample_envoy_slow_startup/chart/templates/xds.configmap.yaml

@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ template "envoy.fullname" . }}-xds
+  labels:
+    app: {{ template "envoy.name" . }}
+    chart: {{ template "envoy.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+data:
+{{- range $filename, $content := .Values.xds }}
+  {{ tpl $filename $ }}: |-
+{{ $valueWithDefault := default "" $content -}}
+{{ tpl $valueWithDefault $ | indent 4 }}
+{{- end -}}