optional init sequence for burrow state restore mechanism (#12940)

Signed-off-by: Gregory Hill <greg.hill@monax.io>

stable/burrow/Chart.yaml

@@ -1,6 +1,6 @@
 name: burrow
-version: 1.1.0
-appVersion: 0.24.6
+version: 1.1.5
+appVersion: 0.25.0
 description: Burrow is a permissionable smart contract machine
 home: https://github.com/hyperledger/burrow
 icon: https://raw.githubusercontent.com/hyperledger/burrow/develop/docs/assets/images/burrow.png

stable/burrow/README.md

@@ -52,7 +52,7 @@ The following table lists the configurable parameters of the Burrow chart and it
 | Parameter | Description | Default |
 | --------- | ----------- | ------- |
 | `image.repository` | image repository | `"hyperledger/burrow"` |
-| `image.tag` | image tag | `"0.24.6"` |
+| `image.tag` | image tag | `"0.25.0"` |
 | `image.pullPolicy` | image pull policy | `"IfNotPresent"` |
 | `chain.nodes` | number of nodes for the blockchain network | `1` |
 | `chain.logLevel` | log level for the nodes (`debug`, `info`, `warn`) | `"info"` |
@@ -62,6 +62,8 @@ The following table lists the configurable parameters of the Burrow chart and it
 | `contracts.image` | contract deployer image | `""` |
 | `contracts.tag` | contract deployer tag | `""` |
 | `contracts.deploy` | command to run in post-install hook | `""` |
+| `chain.restore.enabled` | toggle chain restore mechanism | `false` |
+| `chain.restore.dumpURL` | accessible dump file from absolute url | `""` |
 | `validatorAddresses` | list of validators to deploy | `[]` |
 | `env` | environment variables to configure burrow | `{}` |
 | `extraArgs` | extra arguments to give to the build in `burrow start` command | `{}` |

stable/burrow/templates/configmap.yaml

@@ -32,7 +32,7 @@ data:
         ListenAddress = "tcp://0.0.0.0:{{ .Values.rpcProfiler.port }}"
       [RPC.GRPC]
         Enabled = {{ .Values.rpcGRPC.enabled }}
-        ListenAddress = "0.0.0.0:{{ .Values.rpcGRPC.service.port }}"
+        ListenAddress = "tcp://0.0.0.0:{{ .Values.rpcGRPC.service.port }}"
       [RPC.Metrics]
         Enabled = {{ .Values.rpcMetrics.enabled }}
         ListenAddress = "tcp://0.0.0.0:{{ .Values.rpcMetrics.port }}"

stable/burrow/templates/deployments.yaml

@@ -60,25 +60,52 @@ spec:
               mkdir -p {{ $workDir }}/.burrow/config && \
               cp nodekey-Validator_{{ . }} {{ $workDir }}/.burrow/config/node_key.json && \
               chmod 600 {{ $workDir }}/.burrow/config/node_key.json
-      containers:
-        - name: node
+{{- if $.Values.chain.restore.enabled }}
+        - name: retreive
+          image: appropriate/curl
+          imagePullPolicy: {{ $.Values.image.pullPolicy }}
+          workingDir: {{ $workDir }}
+          command:
+          - curl
+          args:
+          - -o
+          - dumpFile
+          - {{ $.Values.chain.restore.dumpURL }}
+          volumeMounts:
+            - mountPath: {{ $workDir }}
+              name: work-dir
+        - name: restore
           image: "{{ $.Values.image.repository }}:{{ $.Values.image.tag }}"
           imagePullPolicy: {{ $.Values.image.pullPolicy }}
           workingDir: {{ $workDir }}
           command:
-          - "burrow"
+          - burrow
           args:
-          - "start"
-          - "--config"
+          - restore
+          - dumpFile
+          volumeMounts:
+            - mountPath: {{ $workDir }}
+              name: work-dir
+{{- end }}
+      containers:
+        - name: burrow
+          image: "{{ $.Values.image.repository }}:{{ $.Values.image.tag }}"
+          imagePullPolicy: {{ $.Values.image.pullPolicy }}
+          workingDir: {{ $workDir }}
+          command:
+          - burrow
+          args:
+          - start
+          - --config
           - "{{ $refDir }}/burrow.toml"
-          - "--genesis"
+          - --genesis
           - "{{ $refDir }}/genesis.json"
-          - "--validator-address"
+          - --validator-address
           - {{ (index $.Values.validatorAddresses ( printf "Validator_%d" $nodeIndex )).Address | quote }}
-          - "--validator-moniker"
+          - --validator-moniker
           - {{ printf "%s-validator-%s" $.Values.organization $nodeNumber | quote }}
 {{- if (and $.Values.peer.ingress.enabled (not (eq (len $.Values.peer.ingress.hosts) 0))) }}
-          - "--external-address"
+          - --external-address
           - "{{ $nodeNumber }}.{{ index $.Values.peer.ingress.hosts 0 }}:{{ $.Values.peer.service.port }}"
 {{- end }}
 {{- range $key, $value := $.Values.extraArgs }}

stable/burrow/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: hyperledger/burrow
-  tag: 0.24.6
+  tag: 0.25.0
   pullPolicy: IfNotPresent
 
 chain:
@@ -8,6 +8,9 @@ chain:
   logLevel: info
   extraSeeds: []
   testing: false
+  restore:
+    enabled: false
+    dumpURL: ""
 
 config:
   Logging: