From 116ccbdf3f04b41357458c2384d2d08e2798ba34 Mon Sep 17 00:00:00 2001
From: Dan Connolly <connolly@agoric.com>
Date: Fri, 21 Jan 2022 19:15:31 -0600
Subject: [PATCH] feat(vats): in sim-chain, delegate economy bootstrap to REPL
 user

---
 packages/vats/src/core/boot.js          | 38 ++++++++++++++-----------
 packages/vats/src/core/sim-behaviors.js | 24 ++++++++++++++--
 2 files changed, 43 insertions(+), 19 deletions(-)

diff --git a/packages/vats/src/core/boot.js b/packages/vats/src/core/boot.js
index f98e0df9aa3..c4d42c432ea 100644
--- a/packages/vats/src/core/boot.js
+++ b/packages/vats/src/core/boot.js
@@ -116,23 +116,29 @@ const buildRootObject = (vatPowers, vatParameters) => {
      * @param {SwingsetDevices} devices
      */
     bootstrap: (vats, devices) => {
-      const powers = {
-        vatPowers,
-        vatParameters,
-        vats,
-        devices,
-        produce,
-        consume,
+      /** @param { Record<string, Record<string, unknown>> } manifest */
+      const runBehaviors = manifest => {
+        const powers = {
+          vatPowers,
+          vatParameters,
+          vats,
+          devices,
+          produce,
+          consume,
+          runBehaviors,
+        };
+        return Promise.all(
+          entries(manifest).map(([name, permit]) =>
+            Promise.resolve().then(() => {
+              const endowments = extract(permit, powers);
+              console.info(`bootstrap: ${name}(${q(permit)})`);
+              return behaviors[name](endowments);
+            }),
+          ),
+        );
       };
-      return Promise.all(
-        entries(actualManifest).map(([name, permit]) =>
-          Promise.resolve().then(() => {
-            const endowments = extract(permit, powers);
-            console.info(`bootstrap: ${name}(${q(permit)})`);
-            return behaviors[name](endowments);
-          }),
-        ),
-      );
+
+      return runBehaviors(actualManifest);
     },
   });
 };
diff --git a/packages/vats/src/core/sim-behaviors.js b/packages/vats/src/core/sim-behaviors.js
index b202eaf9fb9..7d9f170f5c1 100644
--- a/packages/vats/src/core/sim-behaviors.js
+++ b/packages/vats/src/core/sim-behaviors.js
@@ -6,7 +6,6 @@ import { governanceActions } from './bootEconomy.js';
 export const makeSimBootstrapManifest = bootstrapManifest =>
   harden({
     ...bootstrapManifest,
-    ...governanceActions,
     installSimEgress: {
       vatParameters: { argv: { hardcodedClientAddresses: true } },
       vats: {
@@ -19,6 +18,10 @@ export const makeSimBootstrapManifest = bootstrapManifest =>
       consume: { zoe: true, client: true },
       produce: { bridgeManager: true },
     },
+    grantRunBehaviors: {
+      runBehaviors: true,
+      consume: { client: true },
+    },
   });
 
 /**
@@ -68,7 +71,22 @@ const connectFaucet = async ({
   return E(client).assignBundle({ faucet: makeFaucet });
 };
 
-harden({ installSimEgress, connectFaucet });
-export { installSimEgress, connectFaucet };
+/**
+ * @param {{
+ *   runBehaviors: (manifest:unknown) => Promise<unknown>,
+ *   consume: { client: ERef<ClientConfig> }
+ * }} powers
+ */
+const grantRunBehaviors = async ({ runBehaviors, consume: { client } }) => {
+  const makeBehaviors = _address =>
+    Far('behaviors', { run: manifest => runBehaviors(manifest) });
+  return E(client).assignBundle({
+    behaviors: makeBehaviors,
+    governanceActions: _address => governanceActions,
+  });
+};
+
+harden({ installSimEgress, connectFaucet, grantRunBehaviors });
+export { installSimEgress, connectFaucet, grantRunBehaviors };
 export * from './behaviors.js';
 export * from './bootEconomy.js';