Included Zipkin helm chart

deploy/k8s/helm/zipkin/.helmignore

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+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*.orig
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj
+.vscode/

deploy/k8s/helm/zipkin/Chart.yaml

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+apiVersion: v1
+appVersion: "1.0"
+description: A Helm chart for Kubernetes
+name: zipkin
+version: 0.1.0

deploy/k8s/helm/zipkin/templates/NOTES.txt

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+eShop trace tool Zipkin installed.
+-----------------------

deploy/k8s/helm/zipkin/templates/_helpers.tpl

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+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "zipkin.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 "zipkin.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 "zipkin.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}

deploy/k8s/helm/zipkin/templates/_names.tpl

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+{{- define "suffix-name" -}}
+{{- if .Values.app.name -}}
+{{- .Values.app.name -}}
+{{- else -}}
+{{- .Release.Name -}}
+{{- end -}}
+{{- end -}}
+
+{{- define "sql-name" -}}
+{{- if .Values.inf.sql.host -}}
+{{- .Values.inf.sql.host -}}
+{{- else -}}
+{{- printf "%s" "sql-data" -}}
+{{- end -}}
+{{- end -}}
+
+{{- define "mongo-name" -}}
+{{- if .Values.inf.mongo.host -}}
+{{- .Values.inf.mongo.host -}}
+{{- else -}}
+{{- printf "%s" "nosql-data" -}}
+{{- end -}}
+{{- end -}}
+
+{{- define "url-of" -}}
+{{- $name := first .}}
+{{- $ctx := last .}}
+{{- if eq $name "" -}}
+{{- $ctx.Values.inf.k8s.dns -}}
+{{- else -}}
+{{- printf "%s/%s" $ctx.Values.inf.k8s.dns $name -}}                {{/*Value is just <dns>/<name> */}}
+{{- end -}}
+{{- end -}}
+
+
+
+{{- define "pathBase" -}}
+{{- if .Values.inf.k8s.suffix -}}
+{{- $suffix := include "suffix-name" . -}}
+{{- printf "%s-%s"  .Values.pathBase $suffix -}}
+{{- else -}}
+{{- .Values.pathBase -}}
+{{- end -}}
+{{- end -}}
+
+{{- define "fqdn-image" -}}
+{{- if .Values.inf.registry -}}
+{{- printf "%s/%s" .Values.inf.registry.server .Values.image.repository -}}
+{{- else -}}
+{{- .Values.image.repository -}}
+{{- end -}}
+{{- end -}}
+
+{{- define "protocol" -}}
+{{- if .Values.inf.tls.enabled -}}
+{{- printf "%s" "https" -}}
+{{- else -}}
+{{- printf "%s" "http" -}}
+{{- end -}}
+{{- end -}}

deploy/k8s/helm/zipkin/templates/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "zipkin.fullname" . }}
+  labels:    
+    app: {{ template "zipkin.name" . }}
+    chart: {{ template "zipkin.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      app: {{ template "zipkin.name" . }}
+      release: {{ .Release.Name }}
+  template:
+    metadata:
+    {{- with .Values.podAnnotations }}
+      annotations:
+        {{- toYaml . | nindent 8 }}
+    {{- end }}
+      labels:
+        app: {{ template "zipkin.name" . }}
+        release: {{ .Release.Name }}
+      {{ if .Values.inf.mesh.enabled -}}
+      annotations:
+        linkerd.io/inject: enabled
+      {{- end }}
+    spec:
+      {{- with .Values.imagePullSecrets }}
+      imagePullSecrets:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}      
+      containers:
+        - name: {{ .Chart.Name }}          
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          ports:
+            - name: http
+              containerPort: 9411
+              protocol: TCP
+          livenessProbe:
+            httpGet:
+              path: /
+              port: http
+          readinessProbe:
+            httpGet:
+              path: /
+              port: http
+          resources:
+            {{- toYaml .Values.resources | nindent 12 }}
+      {{- with .Values.nodeSelector }}
+      nodeSelector:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.affinity }}
+      affinity:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.tolerations }}
+      tolerations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}

deploy/k8s/helm/zipkin/templates/ingress-dockerk8s.yaml

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+{{- if .Values.ingress.enabled -}}
+{{- if .Values.inf.k8s.local -}}
+{{- $ingressPath := include "pathBase" . -}}
+{{- $serviceName := .Values.app.svc.zipkin }}
+{{- $name := include "zipkin.fullname" . -}} 
+apiVersion: networking.k8s.io/v1beta1
+kind: Ingress
+metadata:
+  name: {{ $name }}-local
+  labels:
+    app: {{ template "zipkin.name" . }}
+    chart: {{ template "zipkin.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+{{- with .Values.ingress.annotations }}
+  annotations:
+{{ toYaml . | indent 4 }}
+{{- end }}    
+{{- if .Values.inf.mesh.enabled }} 
+{{- with .Values.ingress.mesh.annotations }}
+{{ toYaml . | indent 4 }}
+{{- end }}
+{{- end }}
+spec:
+  rules:
+  - http:
+      paths:
+      - backend:
+          serviceName: {{ $serviceName }}
+          servicePort: http
+        path: {{ $ingressPath }}
+{{- end -}}
+{{- end -}}

deploy/k8s/helm/zipkin/templates/ingress.yaml

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+{{- if .Values.ingress.enabled -}}
+{{- $ingressPath := include "pathBase" . -}}
+{{- $serviceName := include "zipkin.fullname" . -}}
+{{- $svcPort := .Values.service.port -}}
+apiVersion: networking.k8s.io/v1beta1
+kind: Ingress
+metadata:
+  name: {{ template "zipkin.fullname" . }}
+  labels:
+    app: {{ template "zipkin.name" . }}
+    chart: {{ template "zipkin.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+  {{- with .Values.ingress.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+{{- if .Values.ingress.tls }}
+  tls:
+  {{- range .Values.ingress.tls }}
+    - hosts:
+      {{- range .hosts }}
+        - {{ . }}
+      {{- end }}
+      secretName: {{ .secretName }}
+  {{- end }}
+{{- end }}
+  rules:
+  {{- range .Values.ingress.hosts }}
+    - host: {{ . }}
+      http:
+        paths:
+          - path: {{ $ingressPath }}
+            backend:
+              serviceName: {{ $.Values.app.svc.zipkin }}
+              servicePort: http
+  {{- end }}
+{{- end }}

deploy/k8s/helm/zipkin/templates/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name:  {{ .Values.app.svc.zipkin }}
+  labels:
+    app: {{ template "zipkin.name" . }}
+    chart: {{ template "zipkin.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+spec:
+  type: {{ .Values.service.type }}
+  ports:
+    - port: {{ .Values.service.port }}
+      targetPort: http
+      protocol: TCP
+      name: http
+  selector:
+    app: {{ template "zipkin.name" . }}
+    release: {{ .Release.Name }}

deploy/k8s/helm/zipkin/values.yaml

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+replicaCount: 1
+clusterName: eshop-aks
+pathBase: /zipkin
+
+image:
+  repository: openzipkin/zipkin
+  tag: latest
+  pullPolicy: IfNotPresent
+
+service:
+  type: ClusterIP
+  port: 9411
+
+
+ingress:
+  enabled: true
+  annotations: {}
+  tls: []
+
+resources: {}
+
+nodeSelector: {}
+
+tolerations: []
+
+affinity: {}