feat: boilerplate helm chart (#121)

Signed-off-by: Deepak Mishra <deepak@swirldslabs.com>

charts/hedera-network/.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/

charts/hedera-network/Chart.yaml

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+apiVersion: v2
+name: hedera-network
+description: A Helm chart for the Hedera network
+version: 0.1.0

charts/hedera-network/templates/NOTES.txt

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+1. Get the application URL by running these commands:
+...

charts/hedera-network/templates/configmaps.yaml

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+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: uploader-mirror-config
+data:
+  # add your data here
+  property1: value1
+  property2: value2
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: backup-config
+data:
+  # add your data here
+  property1: value1
+  property2: value2

charts/hedera-network/templates/network-node-statefulset.yaml

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+
+{{ range $nodeName, $nodeConfig := ($.Values.hedera.nodes) }}
+---
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: network-{{ $nodeName }}
+  labels:
+    app: network-{{ $nodeName }}
+spec:
+  replicas: 1
+  serviceName: "network-node-{{ $nodeName }}"
+  selector:
+    matchLabels:
+      app: network-{{ $nodeName }}
+  template:
+    metadata:
+      labels:
+        app: network-{{ $nodeName }}
+    spec:
+      containers:
+      - name: root-container
+        image: {{ $.Values.infrastructure.docker.registry }}/{{ $.Values.infrastructure.docker.images.root }}
+        resources:
+          requests:
+            memory: 50Mi
+            cpu: {{ index (index $.Values.hedera.nodes $nodeName) "cpu" }}
+          limits:
+            memory: 100Mi
+            cpu: 100m
+      - name: record-stream-uploader
+        image: {{ $.Values.infrastructure.docker.registry }}/{{ $.Values.infrastructure.docker.images.streamuploader }}
+        envFrom:
+        - configMapRef:
+            name: uploader-mirror-config
+        - secretRef:
+            name: uploader-mirror-secrets
+      - name: event-stream-uploader
+        image: {{ $.Values.infrastructure.docker.registry }}/{{ $.Values.infrastructure.docker.images.streamuploader }}
+        envFrom:
+        - configMapRef:
+            name: uploader-mirror-config
+        - secretRef:
+            name: uploader-mirror-secrets
+      - name: backup-uploader
+        image: {{ $.Values.infrastructure.docker.registry }}/{{ $.Values.infrastructure.docker.images.backupuploader }}
+        envFrom:
+        - configMapRef:
+            name: backup-config
+        - secretRef:
+            name: backup-secrets
+{{ end }}

charts/hedera-network/templates/proxy-deployment.yaml

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+{{ range $nodeName, $nodeConfig := ($.Values.hedera.nodes) }}
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: haproxy-{{ $nodeName }}
+spec:
+  replicas: {{ $.Values.haproxyReplicaCount }}
+  selector:
+    matchLabels:
+      app: haproxy-{{ $nodeName }}
+  template:
+    metadata:
+      labels:
+        app: haproxy-{{ $nodeName }}
+    spec:
+      containers:
+      - name: haproxy
+        image: {{ $.Values.infrastructure.docker.registry }}/{{ $.Values.infrastructure.docker.images.haproxy }}
+        imagePullPolicy: Always
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: envoy-proxy-{{ $nodeName }}
+spec:
+  replicas: {{ $.Values.envoyProxyReplicaCount }}
+  selector:
+    matchLabels:
+      app: envoy-proxy-{{ $nodeName }}
+  template:
+    metadata:
+      labels:
+        app: envoy-proxy-{{ $nodeName }}
+    spec:
+      containers:
+      - name: envoy-proxy
+        image: {{ $.Values.infrastructure.docker.registry }}/{{ $.Values.infrastructure.docker.images.envoyproxy }}
+        imagePullPolicy: Always
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: json-rpc-relay-{{ $nodeName }}
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: json-rpc-relay-{{ $nodeName }}
+  template:
+    metadata:
+      labels:
+        app: json-rpc-relay-{{ $nodeName }}
+    spec:
+      containers:
+      - name: json-rpc-relay
+        image: {{ $.Values.infrastructure.docker.registry }}/{{ $.Values.infrastructure.docker.images.jsonrpcrelay }}
+        imagePullPolicy: Always
+{{- end }}

charts/hedera-network/templates/secrets.yaml

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+apiVersion: v1
+kind: Secret
+metadata:
+  name: uploader-mirror-secrets
+type: Opaque
+data:
+  # add your secrets here
+  # Note: Kubernetes secrets should be base64 encoded
+  secret1: "c2VjcmV0"
+  secret2: "c2VjcmV0"
+---
+apiVersion: v1
+kind: Secret
+metadata:
+  name: backup-secrets
+type: Opaque
+data:
+  # add your secrets here
+  # Note: Kubernetes secrets should be base64 encoded
+  secret1: "c2VjcmV0"
+  secret2: "c2VjcmV0"

charts/hedera-network/templates/service.yaml

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+{{ range $nodeName, $nodeConfig := ($.Values.hedera.nodes) }}
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: service-network-{{ $nodeName }}
+spec:
+  selector:
+    app: network-{{ $nodeName }}
+  ports:
+  - protocol: TCP
+    port: 50211
+    targetPort: 50211
+{{- end }}

charts/hedera-network/values.yaml

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+hedera:
+  # TODO: do we need an easy way (to avoid repetition) to create multiple notes if they all have the same configuration?
+  nodes:
+    node-1:
+      # TODO: Configuration like address ( and similar ), can be autogenerated by helm, do we need to think about this ?
+      address: 0.0.1
+      cpu: 1
+      memory: 1GB
+      latency: 10ms
+      bandwidth: 1 Mbps
+    node-2:
+      address: 0.0.2
+      cpu: 1
+      memory: 1GB
+      latency: 10ms
+      bandwidth: 2 Mbps
+    node-3:
+      address: 0.0.3
+      cpu: 1
+      memory: 1GB
+      latency: 10ms
+      bandwidth: 3 Mbps
+
+infrastructure:
+  docker:
+    registry: docker.io
+    images:
+      root: docker:24.0.2-dind
+      envoyproxy: envoyproxy/envoy:v1.26-latest
+      haproxy: haproxy:lts-alpine3.18
+      jsonrpcrelay: jsonrpcrelay
+      streamuploader: ubuntu
+      backupuploader: ubuntu
+
+  proxies:
+    # 1 Haproxy Deployment is created for 1 hedera network node (StatefulSet)
+    # This controls how many replicas within a deployment are needed, in production we use 3
+    haproxyReplicas: 1
+    envoyProxyReplicas: 1
+
+
+
+