initial commit

Change-Id: I8e318861a258686ddc53dda08858f74c573a6520
2026-04-02 13:07:28 +00:00
commit 92edf90fd9
204 changed files with 104648 additions and 0 deletions
--- a/chart/templates/NOTES.txt
+++ b/chart/templates/NOTES.txt
@@ -0,0 +1,21 @@
+=======================================================================================
+
+
+ ██████╗ ████████╗███████╗██╗         ██████╗ ███████╗███╗   ███╗ ██████╗
+██╔═══██╗╚══██╔══╝██╔════╝██║         ██╔══██╗██╔════╝████╗ ████║██╔═══██╗
+██║   ██║   ██║   █████╗  ██║         ██║  ██║█████╗  ██╔████╔██║██║   ██║
+██║   ██║   ██║   ██╔══╝  ██║         ██║  ██║██╔══╝  ██║╚██╔╝██║██║   ██║
+╚██████╔╝   ██║   ███████╗███████╗    ██████╔╝███████╗██║ ╚═╝ ██║╚██████╔╝
+ ╚═════╝    ╚═╝   ╚══════╝╚══════╝    ╚═════╝ ╚══════╝╚═╝     ╚═╝ ╚═════╝
+
+
+- All services are available via the Frontend proxy: http://localhost:8080
+  by running these commands:
+     kubectl --namespace {{ .Release.Namespace }} port-forward svc/frontend-proxy 8080:8080
+
+  The following services are available at these paths after the frontend-proxy service is exposed with port forwarding:
+  Webstore             http://localhost:8080/
+  Jaeger UI            http://localhost:8080/jaeger/ui/
+  Grafana              http://localhost:8080/grafana/
+  Load Generator UI    http://localhost:8080/loadgen/
+  Feature Flags UI     http://localhost:8080/feature/
--- a/chart/templates/_helpers.tpl
+++ b/chart/templates/_helpers.tpl
@@ -0,0 +1,84 @@
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "otel-demo.name" -}}
+{{- default .Release.Name | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "otel-demo.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Common labels
+*/}}
+{{- define "otel-demo.labels" -}}
+helm.sh/chart: {{ include "otel-demo.chart" . }}
+{{ include "otel-demo.selectorLabels" . }}
+{{ include "otel-demo.workloadLabels" . }}
+app.kubernetes.io/part-of: opentelemetry-demo
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+
+
+{{/*
+Workload (Pod) labels
+*/}}
+{{- define "otel-demo.workloadLabels" -}}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+{{- if .name }}
+app.kubernetes.io/component: {{ .name}}
+app.kubernetes.io/name: {{ .name }}
+{{- end }}
+{{- end }}
+
+
+
+
+{{/*
+Selector labels
+*/}}
+{{- define "otel-demo.selectorLabels" -}}
+{{- if .name }}
+opentelemetry.io/name: {{ .name }}
+{{- end }}
+{{- end }}
+
+{{- define "otel-demo.envOverriden" -}}
+{{- $mergedEnvs := list }}
+{{- $envOverrides := default (list) .envOverrides }}
+
+{{- range .env }}
+{{-   $currentEnv := . }}
+{{-   $hasOverride := false }}
+{{-   range $envOverrides }}
+{{-     if eq $currentEnv.name .name }}
+{{-       $mergedEnvs = append $mergedEnvs . }}
+{{-       $envOverrides = without $envOverrides . }}
+{{-       $hasOverride = true }}
+{{-     end }}
+{{-   end }}
+{{-   if not $hasOverride }}
+{{-     $mergedEnvs = append $mergedEnvs $currentEnv }}
+{{-   end }}
+{{- end }}
+{{- $mergedEnvs = concat $mergedEnvs $envOverrides }}
+{{- mustToJson $mergedEnvs }}
+{{- end }}
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "otel-demo.serviceAccountName" -}}
+{{- if .serviceAccount.create }}
+{{- default (include "otel-demo.name" .) .serviceAccount.name }}
+{{- else }}
+{{- default "default" .serviceAccount.name }}
+{{- end }}
+{{- end }}
--- a/chart/templates/_objects.tpl
+++ b/chart/templates/_objects.tpl
@@ -0,0 +1,310 @@
+{{/*
+Demo component Deployment template
+*/}}
+{{- define "otel-demo.deployment" }}
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ .name }}
+  labels:
+    {{- include "otel-demo.labels" . | nindent 4 }}
+spec:
+  replicas: {{ .replicas | default .defaultValues.replicas }}
+  revisionHistoryLimit: {{ .revisionHistoryLimit | default .defaultValues.revisionHistoryLimit }}
+  selector:
+    matchLabels:
+      {{- include "otel-demo.selectorLabels" . | nindent 6 }}
+  template:
+    metadata:
+      labels:
+        {{- include "otel-demo.selectorLabels" . | nindent 8 }}
+        {{- include "otel-demo.workloadLabels" . | nindent 8 }}
+        {{- if .podLabels }}
+        {{- toYaml .podLabels | nindent 8 }}
+        {{- end }}
+      {{- if .podAnnotations }}
+      annotations:
+        {{- toYaml .podAnnotations | nindent 8 }}
+      {{- end }}
+    spec:
+      {{- if or .defaultValues.image.pullSecrets ((.imageOverride).pullSecrets) }}
+      imagePullSecrets:
+        {{- ((.imageOverride).pullSecrets) | default .defaultValues.image.pullSecrets | toYaml | nindent 8}}
+      {{- end }}
+      serviceAccountName: {{ include "otel-demo.serviceAccountName" .}}
+      {{- $schedulingRules := .schedulingRules | default dict }}
+      {{- if or .defaultValues.schedulingRules.nodeSelector $schedulingRules.nodeSelector}}
+      nodeSelector:
+        {{- $schedulingRules.nodeSelector | default .defaultValues.schedulingRules.nodeSelector | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if or .defaultValues.schedulingRules.affinity $schedulingRules.affinity}}
+      affinity:
+        {{- $schedulingRules.affinity | default .defaultValues.schedulingRules.affinity | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if or .defaultValues.schedulingRules.tolerations $schedulingRules.tolerations}}
+      tolerations:
+        {{- $schedulingRules.tolerations | default .defaultValues.schedulingRules.tolerations | toYaml | nindent 8 }}
+      {{- end }}
+      {{- if or .defaultValues.podSecurityContext .podSecurityContext }}
+      securityContext:
+        {{- .podSecurityContext | default .defaultValues.podSecurityContext | toYaml | nindent 8 }}
+      {{- end}}
+      containers:
+        - name: {{ .name }}
+          image: '{{ ((.imageOverride).repository) | default .defaultValues.image.repository }}:{{ ((.imageOverride).tag) | default (printf "%s-%s" (default .Chart.AppVersion .defaultValues.image.tag) .name) }}'
+          imagePullPolicy: {{ ((.imageOverride).pullPolicy) | default .defaultValues.image.pullPolicy }}
+          {{- if .command }}
+          command:
+            {{- .command | toYaml | nindent 12 -}}
+          {{- end }}
+          {{- if or .ports .service}}
+          ports:
+            {{- include "otel-demo.pod.ports" . | nindent 12 }}
+          {{- end }}
+          env:
+            {{- include "otel-demo.pod.env" . | nindent 12 }}
+          resources:
+            {{- .resources | toYaml | nindent 12 }}
+          {{- if or .defaultValues.securityContext .securityContext }}
+          securityContext:
+            {{- .securityContext | default .defaultValues.securityContext | toYaml | nindent 12 }}
+          {{- end}}
+          {{- if .livenessProbe }}
+          livenessProbe:
+            {{- .livenessProbe | toYaml | nindent 12 }}
+          {{- end }}
+          {{- if .readinessProbe }}
+          readinessProbe:
+            {{- .readinessProbe | toYaml | nindent 12 }}
+          {{- end }}
+          volumeMounts:
+            {{- if .additionalVolumeMounts }}
+            {{- tpl (toYaml .additionalVolumeMounts) . | nindent 12 }}
+            {{- end }}
+          {{- range .mountedConfigMaps }}
+            - name: {{ .name | lower }}
+              mountPath: {{ .mountPath }}
+              {{- if .subPath }}
+              subPath: {{ .subPath }}
+              {{- end }}
+          {{- end }}
+          {{- range .mountedEmptyDirs }}
+            - name: {{ .name | lower }}
+              mountPath: {{ .mountPath }}
+              {{- if .subPath }}
+              subPath: {{ .subPath }}
+              {{- end }}
+          {{- end }}
+        {{- range .sidecarContainers }}
+        {{- $sidecar := set . "name" (.name | lower)}}
+        {{- $sidecar := set . "Chart" $.Chart }}
+        {{- $sidecar := set . "Release" $.Release }}
+        {{- $sidecar := set . "defaultValues" $.defaultValues }}
+        - name: {{ .name   }}
+          image: '{{ ((.imageOverride).repository) | default .defaultValues.image.repository }}:{{ ((.imageOverride).tag) | default (printf "%s-%s" (default .Chart.AppVersion .defaultValues.image.tag) .name) }}'
+          imagePullPolicy: {{ ((.imageOverride).pullPolicy) | default .defaultValues.image.pullPolicy }}
+          {{- if .command }}
+          command:
+            {{- .command | toYaml | nindent 12 -}}
+          {{- end }}
+          {{- if or .ports .service }}
+          ports:
+            {{- include "otel-demo.pod.ports" . | nindent 12 }}
+          {{- end }}
+          env:
+            {{- include "otel-demo.pod.env" . | nindent 12 }}
+          {{- if .resources }}
+          resources:
+            {{- .resources | toYaml | nindent 12 }}
+          {{- end }}
+          {{- if or .defaultValues.securityContext .securityContext }}
+          securityContext:
+            {{- .securityContext | default .defaultValues.securityContext | toYaml | nindent 12 }}
+          {{- end}}
+          {{- if .livenessProbe }}
+          livenessProbe:
+            {{- .livenessProbe | toYaml | nindent 12 }}
+          {{- end }}
+          {{- if .readinessProbe }}
+          readinessProbe:
+            {{- .readinessProbe | toYaml | nindent 12 }}
+          {{- end }}
+          {{- if .volumeMounts }}
+          volumeMounts:
+            {{- .volumeMounts | toYaml | nindent 12 }}
+          {{- end }}
+        {{- end }}
+      {{- if .initContainers }}
+      initContainers:
+        {{- tpl (toYaml .initContainers) . | nindent 8 }}
+      {{- end}}
+      volumes:
+        {{- range .mountedConfigMaps }}
+        - name: {{ .name | lower}}
+          configMap:
+            {{- if .existingConfigMap }}
+            name: {{ tpl .existingConfigMap $ }}
+            {{- else }}
+            name: {{ $.name }}-{{ .name | lower }}
+            {{- end }}
+        {{- end }}
+        {{- range .mountedEmptyDirs }}
+        - name: {{ .name | lower}}
+          emptyDir: {}
+        {{- end }}
+        {{- if .additionalVolumes }}
+        {{- tpl (toYaml .additionalVolumes) . | nindent 8 }}
+        {{- end }}
+{{- end }}
+
+{{/*
+Demo component Service template
+*/}}
+{{- define "otel-demo.service" }}
+{{- if or .ports .service}}
+{{- $service := .service | default dict }}
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ .name }}
+  labels:
+    {{- include "otel-demo.labels" . | nindent 4 }}
+  {{- with $service.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  type: {{ $service.type | default "ClusterIP" }}
+  ports:
+    {{- if .ports }}
+    {{- range .ports }}
+    - port: {{ .value }}
+      name: {{ .name}}
+      targetPort: {{ .value }}
+    {{- end }}
+    {{- end }}
+
+    {{- if and .service .service.port }}
+    - port: {{ .service.port}}
+      name: tcp-service
+      targetPort: {{ .service.port }}
+    {{- if .service.nodePort }}
+      nodePort: {{ .service.nodePort }}
+    {{- end }}
+    {{- end }}
+
+    {{- range $i, $sidecar := .sidecarContainers }}
+    {{- if .ports }}
+    {{- range .ports }}
+    - port: {{ .value }}
+      name: {{ .name}}
+      targetPort: {{ .value }}
+    {{- end }}
+    {{- end }}
+
+    {{- if and .service .service.port }}
+    - port: {{ .service.port}}
+      name: tcp-service-{{ $i }}
+      targetPort: {{ .service.port }}
+    {{- if .service.nodePort }}
+      nodePort: {{ .service.nodePort }}
+    {{- end }}
+    {{- end }}
+    {{- end }}
+  selector:
+    {{- include "otel-demo.selectorLabels" . | nindent 4 }}
+{{- end}}
+{{- end}}
+
+{{/*
+Demo component ConfigMap template
+*/}}
+{{- define "otel-demo.configmap" }}
+{{- range .mountedConfigMaps }}
+{{- if .data }}
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ $.name }}-{{ .name | lower }}
+  labels:
+        {{- include "otel-demo.labels" $ | nindent 4 }}
+data:
+  {{- .data | toYaml | nindent 2}}
+{{- end}}
+{{- end}}
+{{- end}}
+
+{{/*
+Demo component Ingress template
+*/}}
+{{- define "otel-demo.ingress" }}
+{{- $hasIngress := false}}
+{{- if .ingress }}
+{{- if .ingress.enabled }}
+{{- $hasIngress = true }}
+{{- end }}
+{{- end }}
+{{- $hasServicePorts := false}}
+{{- if .service }}
+{{- if .service.port }}
+{{- $hasServicePorts = true }}
+{{- end }}
+{{- end }}
+{{- if and $hasIngress (or .ports $hasServicePorts) }}
+{{- $ingresses := list .ingress }}
+{{- if .ingress.additionalIngresses }}
+{{-   $ingresses := concat $ingresses .ingress.additionalIngresses -}}
+{{- end }}
+{{- range $ingresses }}
+---
+apiVersion: "networking.k8s.io/v1"
+kind: Ingress
+metadata:
+  {{- if .name }}
+  name: {{ $.name }}-{{ .name | lower }}
+  {{- else }}
+  name: {{ $.name }}
+  {{- end }}
+  labels:
+    {{- include "otel-demo.labels" $ | nindent 4 }}
+  {{- if .annotations }}
+  annotations:
+    {{ toYaml .annotations | nindent 4 }}
+  {{- end }}
+spec:
+  {{- if .ingressClassName }}
+  ingressClassName: {{ .ingressClassName }}
+  {{- end -}}
+  {{- if .tls }}
+  tls:
+    {{- range .tls }}
+    - hosts:
+        {{- range .hosts }}
+        - {{ . | quote }}
+        {{- end }}
+      {{- with .secretName }}
+      secretName: {{ . }}
+      {{- end }}
+    {{- end }}
+  {{- end }}
+  rules:
+    {{- range .hosts }}
+    - host: {{ .host | quote }}
+      http:
+        paths:
+          {{- range .paths }}
+          - path: {{ .path }}
+            pathType: {{ .pathType }}
+            backend:
+              service:
+                name: {{ $.name }}
+                port:
+                  number: {{ .port }}
+          {{- end }}
+    {{- end }}
+{{- end}}
+{{- end}}
+{{- end}}
--- a/chart/templates/_pod.tpl
+++ b/chart/templates/_pod.tpl
@@ -0,0 +1,63 @@
+{{/*
+Get Pod Env
+- Merges default environment variables (if used) with component environment variables.
+- If using defaults, will pull out OTEL_RESOURCE_ATTRIBUTES from the list to be reused later.
+- An environment variable named OTEL_RESOURCE_ATTRIBUTES_EXTRA will have its value appended to the value of the
+OTEL_RESOURCE_ATTRIBUTES environment variable if it exists.
+- The OTEL_RESOURCES_ATTRIBUTES environment variable will typically use Kubernetes environment variable expansion and
+should be last.
+*/}}
+{{- define "otel-demo.pod.env" -}}
+{{- $resourceAttributesEnv := dict }}
+{{- $allEnvs := list }}
+
+{{- if .useDefault.env  }}
+{{-   $defaultEnvs := include "otel-demo.envOverriden" (dict "env" .defaultValues.env "envOverrides" .defaultValues.envOverrides) | mustFromJson }}
+{{-   range $defaultEnvs }}
+{{-     if eq .name "OTEL_RESOURCE_ATTRIBUTES" }}
+{{-       $resourceAttributesEnv = . }}
+{{-     else }}
+{{-       $allEnvs = append $allEnvs . }}
+{{-     end }}
+{{-   end }}
+{{- end }}
+
+{{- if or .env .envOverrides }}
+{{-   $localEnvs := include "otel-demo.envOverriden" . | mustFromJson }}
+{{-   range $localEnvs }}
+{{-     if eq .name "OTEL_RESOURCE_ATTRIBUTES" }}
+{{-       $resourceAttributesEnv = . }}
+{{-     else if and $resourceAttributesEnv (eq .name "OTEL_RESOURCE_ATTRIBUTES_EXTRA") }}
+{{-       $newValue := (printf "%s,%s" (get $resourceAttributesEnv "value") .value) }}
+{{-       $resourceAttributesEnv = dict "name" "OTEL_RESOURCE_ATTRIBUTES" "value" $newValue }}
+{{-     else }}
+{{-       $allEnvs = append $allEnvs . }}
+{{-     end }}
+{{-   end }}
+{{- end }}
+
+{{- if $resourceAttributesEnv }}
+{{-   $allEnvs = append $allEnvs $resourceAttributesEnv }}
+{{- end }}
+
+{{- tpl (toYaml $allEnvs) . }}
+{{- end }}
+
+
+{{/*
+Get Pod ports
+*/}}
+{{- define "otel-demo.pod.ports" -}}
+{{- if .ports }}
+{{-   range $port := .ports }}
+- containerPort: {{ $port.value }}
+  name: {{ $port.name}}
+{{-   end }}
+{{- end }}
+{{- if .service }}
+{{-   if .service.port }}
+- containerPort: {{.service.port}}
+  name: service
+{{-   end }}
+{{- end }}
+{{- end }}
--- a/chart/templates/component.yaml
+++ b/chart/templates/component.yaml
@@ -0,0 +1,18 @@
+{{- range $name, $config := .Values.components }}
+    {{- $config := set . "Capabilities" $.Capabilities }}
+    {{- $config := set . "Template" $.Template }}
+    {{- $config := set . "name" ($name | lower) }}
+    {{- $config := set . "Release" $.Release }}
+    {{- $config := set . "Chart" $.Chart }}
+    {{- $config := set . "serviceAccount" $.Values.serviceAccount }}
+    {{- $config := set . "observability" $.Values.observability }}
+    {{- $config := set . "defaultValues" $.Values.default }}
+
+    {{- if $config.enabled -}}
+        {{- include "otel-demo.deployment" $config -}}
+        {{- include "otel-demo.service" $config -}}
+        {{- include "otel-demo.ingress" $config -}}
+        {{- include "otel-demo.configmap" $config -}}
+    {{ end }}
+
+{{- end }}
--- a/chart/templates/flagd-config.yaml
+++ b/chart/templates/flagd-config.yaml
@@ -0,0 +1,11 @@
+{{- if .Values.components.flagd.enabled -}}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: flagd-config
+  namespace: {{ .Release.Namespace }}
+  labels:
+    {{- include "otel-demo.labels" . | nindent 4 }}
+data:
+  {{ (.Files.Glob "flagd/*.json").AsConfig | nindent 2 }}
+{{- end }}
--- a/chart/templates/grafana-config.yaml
+++ b/chart/templates/grafana-config.yaml
@@ -0,0 +1,42 @@
+{{- if .Values.grafana.enabled -}}
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: grafana-alerting
+  namespace: {{ .Release.Namespace }}
+  labels:
+    {{- include "otel-demo.labels" . | nindent 4 }}
+    grafana_alert: "1"
+data:
+  {{ (.Files.Glob "grafana/provisioning/alerting/*.yaml").AsConfig | nindent 2 }}
+
+{{- range $path, $_ := .Files.Glob "grafana/provisioning/dashboards/*.json" }}
+{{- $name := base $path | trimSuffix ".json" }}
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: grafana-dashboard-{{ $name | lower }}
+  namespace: {{ $.Release.Namespace }}
+  labels:
+    {{- include "otel-demo.labels" $ | nindent 4 }}
+    grafana_dashboard: "1"
+data:
+  {{ $name }}.json: |-
+{{ $.Files.Get $path | indent 4 }}
+{{- end }}
+
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: grafana-datasources
+  namespace: {{ .Release.Namespace }}
+  labels:
+    {{- include "otel-demo.labels" . | nindent 4 }}
+    grafana_datasource: "1"
+data:
+  {{ (.Files.Glob "grafana/provisioning/datasources/*.yaml").AsConfig | nindent 2 }}
+
+{{- end }}
--- a/chart/templates/posgresql-init-config.yaml
+++ b/chart/templates/posgresql-init-config.yaml
@@ -0,0 +1,11 @@
+{{- if .Values.components.postgresql.enabled -}}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: postgresql-init
+  namespace: {{ .Release.Namespace }}
+  labels:
+    {{- include "otel-demo.labels" . | nindent 4 }}
+data:
+  {{ (.Files.Glob "postgresql/*.sql").AsConfig | nindent 2 }}
+{{- end }}
--- a/chart/templates/serviceaccount.yaml
+++ b/chart/templates/serviceaccount.yaml
@@ -0,0 +1,15 @@
+{{- if .Values.serviceAccount.create -}}
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  {{- $_ := set . "serviceAccount" .Values.serviceAccount }}
+  name: {{ include "otel-demo.serviceAccountName" . }}
+  labels:
+    {{- include "otel-demo.labels" . | nindent 4 }}
+  {{- if .Values.serviceAccount.annotations }}
+  annotations:
+    {{- range $key, $value := .Values.serviceAccount.annotations }}
+    {{- printf "%s: %s" $key (tpl $value $ | quote) | nindent 4 }}
+    {{- end }}
+  {{- end }}
+{{- end }}