chore(bootstrap-exports): implement core-eval to replace provisioning…

…Handler

Refs: #10425

packages/builders/scripts/vats/replace-provisioningHandler.js

@@ -0,0 +1,16 @@
+import { makeHelpers } from '@agoric/deploy-script-support';
+
+/** @type {import('@agoric/deploy-script-support/src/externalTypes.js').CoreEvalBuilder} */
+export const defaultProposalBuilder = async () =>
+    harden({
+      sourceSpec: '@agoric/vats/src/proposals/durable-provisioningHandler-proposal.js',
+      getManifestCall: [
+        'getConvertProvisioningHandlerDurable',
+      ],
+    });
+
+/** @type {import('@agoric/deploy-script-support/src/externalTypes.js').DeployScriptFunction} */
+export default async (homeP, endowments) => {
+    const { writeCoreProposal } = await makeHelpers(homeP, endowments);
+    await writeCoreProposal('replace-provisioningHandler', defaultProposalBuilder);
+  };

packages/vats/src/proposals/durable-provisioningHandler-proposal.js

@@ -0,0 +1,52 @@
+import { E } from '@endo/far';
+import { prepareProvisionBridgeHandler } from '../lib-provisioning.js';
+
+const convertProvisioningHandlerDurable = async ({
+  consume: {
+    provisioning: provisioningP,
+    provisionBridgeManager: provisionBridgeManagerP,
+    provisionWalletBridgeManager: provisionWalletBridgeManagerP,
+    powerStore: powerStoreP,
+  },
+}) => {
+  const [
+    provisioning,
+    provisionBridgeManager,
+    provisionWalletBridgeManager,
+    powerStore,
+  ] = await Promise.all([
+    provisioningP,
+    provisionBridgeManagerP,
+    provisionWalletBridgeManagerP,
+    powerStoreP,
+  ]);
+  if (!provisionBridgeManager || !provisionWalletBridgeManager) {
+    return;
+  }
+
+  // Using powerStore as the durable map here
+  const makeProvisionBridgeHandler = prepareProvisionBridgeHandler(powerStore);
+  const provisioningHandler = makeProvisionBridgeHandler(
+    provisioning,
+    provisionWalletBridgeManager,
+  );
+
+  const handler = provisioning
+    ? provisioningHandler
+    : provisionWalletBridgeManager;
+  await E(provisionBridgeManager).setHandler(handler);
+};
+
+export const getConvertProvisioningHandlerDurable = _powers => ({
+  manifest: {
+    [convertProvisioningHandlerDurable.name]: {
+      consume: {
+        provisioning: true,
+        bridgeManager: 'bridge',
+        provisionBridgeManager: 'bridge',
+        provisionWalletBridgeManager: 'bridge',
+        powerStore: 'bridge',
+      },
+    },
+  },
+});