сall prepareToPOSDAO as part of upgrade home bridge implementation (#392

)
omni · Mar 25, 2020 · 5f57e8f · 5f57e8f
1 parent 6fecdbc
commit 5f57e8f
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Showing 3 changed files with 18 additions and 3 deletions.
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "token-bridge-contracts",
-  "version": "4.0.2",
+  "version": "4.0.3",
   "description": "Bridge",
   "main": "index.js",
   "scripts": {

diff --git a/upgrade/src/upgradeBridgeOnHome.js b/upgrade/src/upgradeBridgeOnHome.js
@@ -15,6 +15,18 @@ const {
   NEW_IMPLEMENTATION_XDAI_BRIDGE
 } = process.env
 
+const migrationMethodAbi = [
+  {
+    constant: false,
+    inputs: [],
+    name: 'prepareToPOSDAO',
+    outputs: [],
+    payable: false,
+    stateMutability: 'nonpayable',
+    type: 'function'
+  }
+]
+
 const web3 = new Web3(new Web3.providers.HttpProvider(HOME_RPC_URL))
 const { address } = web3.eth.accounts.wallet.add(HOME_PRIVKEY)
 
@@ -26,7 +38,10 @@ const upgradeBridgeOnHome = async () => {
 
     await validatorState(web3, address, multiSigWallet)
 
-    const data = proxy.methods.upgradeTo('4', NEW_IMPLEMENTATION_XDAI_BRIDGE).encodeABI()
+    const bridge = new web3.eth.Contract(migrationMethodAbi, HOME_BRIDGE_ADDRESS)
+    const upgradeData = bridge.methods.prepareToPOSDAO().encodeABI()
+
+    const data = proxy.methods.upgradeToAndCall('4', NEW_IMPLEMENTATION_XDAI_BRIDGE, upgradeData).encodeABI()
 
     await callMultiSigWallet({
       role: ROLE,