Add basic helm chart (#108)

Dockerfile

@@ -14,9 +14,8 @@ RUN make deps
 
 RUN make build
 
-RUN mv /build/bin/sidecar /usr/local/bin/sidecar
+FROM debian:testing-slim
 
-RUN  apt clean && \
-    rm -rf /var/lib/apt/lists/*
+COPY --from=builder /build/bin/sidecar /build/bin/sidecar
 
 ENTRYPOINT ["/usr/local/bin/sidecar"]

charts/sidecar/.helmignore

@@ -0,0 +1,23 @@
+# 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/

charts/sidecar/Chart.yaml

@@ -0,0 +1,9 @@
+apiVersion: v2
+name: sidecar
+description: A Helm chart for the EigenLayer sidecar
+
+type: application
+
+version: 0.1.0-beta.1
+
+appVersion: "v1.0.0-beta.1"

charts/sidecar/templates/_helpers.tpl

@@ -0,0 +1,45 @@
+
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "sidecar.name" -}}
+{{- default .Chart.Name .Values.sidecar.nameOverride | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "sidecar.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+
+{{/*
+Common labels
+*/}}
+{{- define "sidecar.labels" -}}
+helm.sh/chart: {{ include "sidecar.chart" . }}
+{{ include "sidecar.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+{{- with .Values.sidecar.additionalLabels }}
+{{- toYaml . | nindent 0 }}
+{{- end }}
+
+
+{{- define "sidecar.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "sidecar.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}
+
+
+{{- define "sidecar.metadataLabels" -}}
+{{ include "sidecar.selectorLabels" . }}
+{{- with .Values.sidecar.metadataLabels }}
+{{- toYaml . | nindent 0 }}
+{{- end }}
+{{- end }}

charts/sidecar/templates/secret.yaml

@@ -0,0 +1,10 @@
+apiVersion: v1
+kind: Secret
+metadata:
+  name: {{ .Values.sidecar.secret.name }}
+  namespace: {{ .Release.Namespace }}
+type: Opaque
+data:
+{{- range $key, $value := .Values.sidecar.secret.data }}
+  {{ $key }}: {{ $value | b64enc }}
+{{- end }}

charts/sidecar/templates/service.yaml

@@ -0,0 +1,17 @@
+{{- if .Values.sidecar.service.enabled }}
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "sidecar.name" . }}
+  labels:
+    {{- include "sidecar.labels" . | nindent 4 }}
+spec:
+  ports:
+{{- range $key, $port := .Values.sidecar.ports }}
+  -
+{{ $port | toYaml | indent 4 }}
+{{- end }}
+  clusterIP: None
+  selector:
+  {{- include "sidecar.selectorLabels" . | nindent 6 }}
+{{- end }}

charts/sidecar/templates/sidecarStatefulSet.yaml

@@ -0,0 +1,51 @@
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: {{ include "sidecar.name" . }}
+  labels:
+    {{- include "sidecar.labels" . | nindent 4 }}
+spec:
+  replicas: {{ .Values.sidecar.replicas }}
+  selector:
+    matchLabels:
+      {{- include "sidecar.selectorLabels" . | nindent 6 }}
+  template:
+    metadata:
+      labels:
+        {{- include "sidecar.metadataLabels" . | nindent 8 }}
+    spec:
+    {{- if .Values.sidecar.serviceAccount }}
+      serviceAccountName: {{ .Values.sidecar.serviceAccount.name }}
+    {{- end }}
+      containers:
+        - name: {{ .Chart.Name }}
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          args: {{ .Values.sidecar.args | toJson}}
+        {{- if .Values.sidecar.ports }}
+          ports:
+          {{- range $k, $v := .Values.sidecar.ports }}
+            - name: {{ $v.name }}
+              containerPort: {{ $v.containerPort }}
+              protocol: {{ $v.protocol }}
+          {{- end -}}
+        {{- end }}
+        {{- if .Values.sidecar.resources }}
+          resources:
+            {{- toYaml .Values.sidecar.resources | nindent 12 }}
+        {{- end }}
+          env:
+        {{- range $k, $v := .Values.sidecar.env }}
+          - name: {{ $k }}
+            value: '{{ $v }}'
+        {{- end }}
+        {{- if .Values.sidecar.secret.data }}
+        {{- range $k, $v := .Values.sidecar.secret.data }}
+          - name: {{ $k }}
+            valueFrom:
+              secretKeyRef:
+                name: {{ .Values.sidecar.secret.name }}
+                key: {{ $k }}
+        {{- end}}
+        {{ .Values.sidecar.additionalEnv | nindent 12 }}
+        {{- end}}

charts/sidecar/values.yaml

@@ -0,0 +1,42 @@
+image:
+  repository: public.ecr.aws/z6g0f8n7/sidecar
+  pullPolicy: Always
+  tag: "v1.0.0-beta.1"
+
+sidecar:
+  replicas: 1
+  nameOverride: ''
+  additionalLabels: {}
+  args: ["run"]
+  env:
+    SIDECAR_CHAIN: "mainnet"
+    SIDECAR_DEBUG: "false"
+    SIDECAR_ETHEREUM_RPC_URL: ""
+    SIDECAR_DATABASE_HOST: ""
+    SIDECAR_DATABASE_PORT: "5432"
+    SIDECAR_DATABASE_USER: "sidecar"
+    SIDECAR_DATABASE_DB_NAME: "sidecar"
+    # SIDECAR_STATSD_URL: ""
+  additionalEnv: {}
+  #  - name: ENV_NAME
+  #    value: "env value"
+  ports:
+    - name: grpc
+      port: 7100
+      containerPort: 7100
+      protocol: TCP
+    - name: http
+      port: 7101
+      containerPort: 7101
+      protocol: TCP
+  resources: {}
+  metadataLabels: {}
+  serviceAccount:
+    name: default
+  secret:
+    name: sidecar-secrets
+    data: {}
+    # SIDECAR_DATABASE_PASSWORD: ""
+  service:
+    enabled: true
+