fix onboarding parachain (#682)

* fix onboarding parachain

* add custom endpoint

.gitignore

@@ -32,4 +32,7 @@ Icon
 .AppleDesktop
 Network Trash Folder
 Temporary Items
-.apdisk
+.apdisk
+
+# Node Modules
+**/node_modules

scripts/init.sh

@@ -62,18 +62,21 @@ start-parachain)
   ;;
 
 onboard-parachain)
-  echo "NOTE: This command does NOT onboard the parachain; It only outputs the required parameters for the parachain to be onboarded."
+  echo "NOTE: This command onboards the parachain; Block production will start in a few minutes"
 
   genesis=$(./target/release/centrifuge-chain export-genesis-state --chain="${parachain}" --parachain-id="${para_id}")
-  # Extract the runtime id from $parachain.
-  # For example, 'development-local' becomes 'development', 'altair-local' becomes 'altair', etc.
-  runtime_id=$(echo $parachain | cut -d'-' -f 1)
+  wasm_location="${PWD}/${parachain}-${para_id}.wasm"
+  ./target/release/centrifuge-chain export-genesis-wasm --chain="${parachain}" > $wasm_location
 
   echo "Parachain Id:" $para_id
   echo "Genesis state:" $genesis
-  echo "WASM path:" "./target/release/wbuild/${runtime_id}-runtime/${runtime_id}_runtime.compact.wasm"
+  echo "WASM path:" "${parachain}-${para_id}.wasm"
+
+  cd scripts/js/onboard
+  yarn && yarn execute "ws://0.0.0.0:9944" "//Alice" ${para_id} "${genesis}" $wasm_location
   ;;
 
 benchmark)
   ./scripts/run_benchmark.sh "${parachain}" "$2" "$3"
+  ;;
 esac

scripts/js/onboard/README.md

@@ -0,0 +1,5 @@
+# Onboard Parachain
+Simple Node JS script that onboards the parachain against a local target
+
+## Requirements
+- yarn 1.22.x

scripts/js/onboard/index.js

@@ -0,0 +1,70 @@
+const { ApiPromise, WsProvider, Keyring } = require('@polkadot/api');
+const fs = require('fs')
+
+const run = async () => {
+  try {
+    console.log("Parsing Args ...")
+    // 0 & 1 are command context
+    const endpoint = process.argv[2];
+    const seed = process.argv[3];
+    const id = process.argv[4];
+    const header = process.argv[5];
+    const wasmFile = process.argv[6]
+
+    const wsProvider = new WsProvider(endpoint);
+
+    const api = await ApiPromise.create({
+      provider: wsProvider,
+    });
+
+    const keyring = new Keyring({ type: "sr25519" });
+    const alice = keyring.addFromUri(seed);
+
+    let wasm;
+    try {
+      wasm = fs.readFileSync(wasmFile, 'utf8')
+    } catch (err) {
+      console.error(err)
+      throw err
+    }
+
+    let paraGenesisArgs = {
+      genesis_head: header,
+      validation_code: wasm,
+      parachain: true,
+    };
+    let genesis = api.createType("ParaGenesisArgs", paraGenesisArgs);
+
+    const nonce = Number((await api.query.system.account(alice.address)).nonce);
+
+    console.log(
+        `--- Submitting extrinsic to register parachain ${id}. (nonce: ${nonce}) ---`
+    );
+    const unsub = await api.tx.sudo
+        .sudo(api.tx.parasSudoWrapper.sudoScheduleParaInitialize(id, genesis))
+        .signAndSend(alice, { nonce: nonce, era: 0 }, (result) => {
+          console.log(`Current status is ${result.status}`);
+          if (result.status.isInBlock) {
+            console.log(
+                `Transaction included at blockHash ${result.status.asInBlock}`
+            );
+            console.log("Waiting for finalization...");
+          } else if (result.status.isFinalized) {
+            console.log(
+                `Transaction finalized at blockHash ${result.status.asFinalized}`
+            );
+            unsub();
+            process.exit()
+          } else if (result.isError) {
+            console.log(`Transaction Error`);
+            process.exit()
+          }
+        });
+
+  } catch (error) {
+    console.log('error:', error);
+  }
+
+};
+
+run();

scripts/js/onboard/package.json

@@ -0,0 +1,17 @@
+{
+  "name": "onboard",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "execute": "node index.js"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "@polkadot/api": "^7.6.1",
+    "@polkadot/util": "^7.6.1",
+    "@polkadot/util-crypto": "^8.3.3"
+  }
+}