feat: Add ec2-pricing-exporter chart

AndreZiviani · Dec 28, 2022 · 500358d · 500358d
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diff --git a/charts/ec2-pricing-exporter/Chart.yaml b/charts/ec2-pricing-exporter/Chart.yaml
@@ -0,0 +1,8 @@
+apiVersion: v2
+name: ec2-pricing-exporter
+description: Exports the price of each EC2 instance type (spot and ondemand) as prometheus metrics
+type: application
+appVersion: v0.2.0
+version: 0.1.0
+maintainers:
+  - name: AndreZiviani
diff --git a/charts/ec2-pricing-exporter/README.md b/charts/ec2-pricing-exporter/README.md
@@ -0,0 +1,55 @@
+# ec2-pricing-exporter
+
+Exports the price of each EC2 instance type (spot and ondemand) as prometheus metrics
+
+## Chart Repo
+
+Add the following repo to use the chart:
+
+```console
+helm repo add andreziviani https://andreziviani.github.io/helm-charts
+```
+
+## Values
+
+| Key | Type | Default | Description |
+|-----|------|---------|-------------|
+| annotations | object | `{}` |  |
+| args[0] | string | `"-cache"` |  |
+| args[1] | string | `"3600"` |  |
+| containerSecurityContext.privileged | bool | `false` |  |
+| containerSecurityContext.runAsUser | int | `1000` |  |
+| fullnameOverride | string | `nil` |  |
+| image.pullPolicy | string | `"IfNotPresent"` |  |
+| image.registry | string | `"docker.io"` |  |
+| image.repository | string | `"andreziviani/ec2-price-exporter"` |  |
+| image.tag | string | `nil` | Overrides the image tag whose default is the chart's appVersion |
+| imagePullSecrets | list | `[]` |  |
+| nameOverride | string | `nil` |  |
+| podAnnotations | object | `{}` |  |
+| podLabels | object | `{}` |  |
+| podPortName | string | `"http-metrics"` |  |
+| podSecurityContext | object | `{}` |  |
+| priorityClassName | string | `"system-node-critical"` |  |
+| replicas | int | `1` |  |
+| resources.requests.cpu | string | `"50m"` |  |
+| resources.requests.memory | string | `"128Mi"` |  |
+| service.annotations | object | `{}` |  |
+| service.enabled | bool | `true` |  |
+| service.labels | object | `{}` |  |
+| service.port | int | `80` |  |
+| service.portName | string | `"service"` |  |
+| service.targetPort | int | `8080` |  |
+| service.type | string | `"ClusterIP"` |  |
+| serviceAccount.create | bool | `true` |  |
+| serviceAccount.labels | object | `{}` |  |
+| serviceAccount.name | string | `nil` |  |
+| serviceMonitor.enabled | bool | `true` |  |
+| serviceMonitor.interval | string | `"30s"` |  |
+| serviceMonitor.labels | object | `{}` |  |
+| serviceMonitor.path | string | `"/metrics"` |  |
+| serviceMonitor.relabelings | list | `[]` |  |
+| serviceMonitor.scheme | string | `"http"` |  |
+| serviceMonitor.scrapeTimeout | string | `"120s"` |  |
+| serviceMonitor.tlsConfig | object | `{}` |  |
+| updateStrategy.type | string | `"RollingUpdate"` |  |
diff --git a/charts/ec2-pricing-exporter/README.md.gotmpl b/charts/ec2-pricing-exporter/README.md.gotmpl
@@ -0,0 +1,17 @@
+{{ template "chart.header" . }}
+
+{{ template "chart.description" . }}
+
+{{ template "chart.sourcesSection" . }}
+
+{{ template "chart.requirementsSection" . }}
+
+## Chart Repo
+
+Add the following repo to use the chart:
+
+```console
+helm repo add andreziviani https://andreziviani.github.io/helm-charts
+```
+
+{{ template "chart.valuesSection" . }}
diff --git a/charts/ec2-pricing-exporter/templates/_helpers.tpl b/charts/ec2-pricing-exporter/templates/_helpers.tpl
@@ -0,0 +1,62 @@
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "ec2-pricing-exporter.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 "ec2-pricing-exporter.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 "ec2-pricing-exporter.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/*
+Common labels
+*/}}
+{{- define "ec2-pricing-exporter.labels" -}}
+helm.sh/chart: {{ include "ec2-pricing-exporter.chart" . }}
+{{ include "ec2-pricing-exporter.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "ec2-pricing-exporter.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "ec2-pricing-exporter.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}
+
+{{/*
+Create the name of the service account
+*/}}
+{{- define "ec2-pricing-exporter.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create }}
+{{- default (include "ec2-pricing-exporter.fullname" .) .Values.serviceAccount.name }}
+{{- else }}
+{{- default "default" .Values.serviceAccount.name }}
+{{- end }}
+{{- end }}
diff --git a/charts/ec2-pricing-exporter/templates/deployment.yaml b/charts/ec2-pricing-exporter/templates/deployment.yaml
@@ -0,0 +1,73 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "ec2-pricing-exporter.fullname" . }}
+  labels:
+    {{- include "ec2-pricing-exporter.labels" . | nindent 4 }}
+  {{- with .Values.annotations }}
+  annotations:
+    {{ toYaml . | indent 4 }}
+  {{- end }}
+spec:
+  selector:
+    matchLabels:
+      {{- include "ec2-pricing-exporter.selectorLabels" . | nindent 6 }}
+  replicas: {{ .Values.replicas }}
+  template:
+    metadata:
+      labels:
+        {{- include "ec2-pricing-exporter.selectorLabels" . | nindent 8 }}
+        {{- with .Values.podLabels }}
+        {{- toYaml . | indent 8 }}
+        {{- end }}
+      annotations:
+        {{- with .Values.podAnnotations }}
+        {{- toYaml . | indent 8 }}
+        {{- end }}
+    spec:
+      serviceAccountName: {{ include "ec2-pricing-exporter.serviceAccountName" . }}
+      {{- with .Values.priorityClassName }}
+      priorityClassName: {{ . }}
+      {{- end }}
+      {{- with .Values.imagePullSecrets }}
+      imagePullSecrets:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      securityContext:
+        {{- toYaml .Values.podSecurityContext | nindent 8 }}
+      containers:
+        - name: ec2-pricing-exporter
+          image: "{{ .Values.image.registry }}/{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          {{- with .Values.args }}
+          args:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
+          {{- with .Values.containerSecurityContext }}
+          securityContext:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
+          {{- with .Values.resources }}
+          resources:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
+          ports:
+            - name: {{ .Values.podPortName }}
+              containerPort: {{ .Values.service.targetPort }}
+              protocol: TCP
+      {{- if .Values.topologySpreadConstraints }}
+      topologySpreadConstraints:
+        {{- tpl (.Values.topologySpreadConstraints) . | nindent 8 }}
+      {{- end }}
+      {{- if .Values.nodeSelector }}
+      nodeSelector:
+        {{- tpl (.Values.nodeSelector) . | nindent 8 }}
+      {{- end }}
+      {{- if .Values.tolerations }}
+      tolerations:
+        {{- tpl (.Values.tolerations) . | nindent 8 }}
+      {{- end }}
+      {{- if .Values.affinity }}
+      affinity:
+        {{- tpl (.Values.affinity) . | nindent 8 }}
+      {{- end }}
diff --git a/charts/ec2-pricing-exporter/templates/service.yaml b/charts/ec2-pricing-exporter/templates/service.yaml
@@ -0,0 +1,54 @@
+{{- if .Values.service.enabled }}
+{{- $root := . }}
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "ec2-pricing-exporter.fullname" . }}
+  labels:
+    {{- include "ec2-pricing-exporter.labels" . | nindent 4 }}
+    {{- with .Values.service.labels }}
+    {{- toYaml . | nindent 4 }}
+    {{- end }}
+  {{- with .Values.service.annotations }}
+  annotations:
+    {{- tpl (toYaml . | nindent 4) $root }}
+  {{- end }}
+spec:
+  {{- if (or (eq .Values.service.type "ClusterIP") (empty .Values.service.type)) }}
+  type: ClusterIP
+  {{- with .Values.service.clusterIP }}
+  clusterIP: {{ . }}
+  {{- end }}
+  {{- else if eq .Values.service.type "LoadBalancer" }}
+  type: {{ .Values.service.type }}
+  {{- with .Values.service.loadBalancerIP }}
+  loadBalancerIP: {{ . }}
+  {{- end }}
+  {{- with .Values.service.loadBalancerSourceRanges }}
+  loadBalancerSourceRanges:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  {{- else }}
+  type: {{ .Values.service.type }}
+  {{- end }}
+  {{- with .Values.service.externalIPs }}
+  externalIPs:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  ports:
+    - name: {{ .Values.service.portName }}
+      port: {{ .Values.service.port }}
+      protocol: TCP
+      targetPort: {{ .Values.service.targetPort }}
+      {{- with .Values.service.appProtocol }}
+      appProtocol: {{ . }}
+      {{- end }}
+      {{- if (and (eq .Values.service.type "NodePort") (not (empty .Values.service.nodePort))) }}
+      nodePort: {{ .Values.service.nodePort }}
+      {{- end }}
+      {{- with .Values.extraExposePorts }}
+      {{- tpl (toYaml . | nindent 4) $root }}
+      {{- end }}
+  selector:
+    {{- include "ec2-pricing-exporter.selectorLabels" . | nindent 4 }}
+{{- end }}
diff --git a/charts/ec2-pricing-exporter/templates/serviceaccount.yaml b/charts/ec2-pricing-exporter/templates/serviceaccount.yaml
@@ -0,0 +1,16 @@
+{{- if .Values.serviceAccount.create }}
+{{- $root := . -}}
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  labels:
+    {{- include "ec2-pricing-exporter.labels" . | nindent 4 }}
+    {{- with .Values.serviceAccount.labels }}
+    {{- toYaml . | nindent 4 }}
+    {{- end }}
+  {{- with .Values.serviceAccount.annotations }}
+  annotations:
+    {{- tpl (toYaml . | nindent 4) $root }}
+  {{- end }}
+  name: {{ include "ec2-pricing-exporter.serviceAccountName" . }}
+{{- end }}
diff --git a/charts/ec2-pricing-exporter/templates/servicemonitor.yaml b/charts/ec2-pricing-exporter/templates/servicemonitor.yaml
@@ -0,0 +1,42 @@
+{{- if .Values.serviceMonitor.enabled }}
+---
+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+  name: {{ include "ec2-pricing-exporter.fullname" . }}
+  {{- if .Values.serviceMonitor.namespace }}
+  namespace: {{ tpl .Values.serviceMonitor.namespace . }}
+  {{- end }}
+  labels:
+    {{- include "ec2-pricing-exporter.labels" . | nindent 4 }}
+    {{- with .Values.serviceMonitor.labels }}
+    {{- toYaml . | nindent 4 }}
+    {{- end }}
+spec:
+  endpoints:
+  - port: {{ .Values.service.portName }}
+    {{- with .Values.serviceMonitor.interval }}
+    interval: {{ . }}
+    {{- end }}
+    {{- with .Values.serviceMonitor.scrapeTimeout }}
+    scrapeTimeout: {{ . }}
+    {{- end }}
+    honorLabels: true
+    path: {{ .Values.serviceMonitor.path }}
+    scheme: {{ .Values.serviceMonitor.scheme }}
+    {{- with .Values.serviceMonitor.tlsConfig }}
+    tlsConfig:
+      {{- toYaml . | nindent 6 }}
+    {{- end }}
+    {{- with .Values.serviceMonitor.relabelings }}
+    relabelings:
+      {{- toYaml . | nindent 6 }}
+    {{- end }}
+  jobLabel: "{{ .Release.Name }}"
+  selector:
+    matchLabels:
+      {{- include "ec2-pricing-exporter.selectorLabels" . | nindent 6 }}
+  namespaceSelector:
+    matchNames:
+      - {{ .Release.Namespace }}
+{{- end }}