Add Crabble proposal

proposals/c:crabble-start/.yarnrc.yml

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+nodeLinker: node-modules

proposals/c:crabble-start/assets/crabble-permit.json

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+{
+  "consume": {
+    "board": true,
+    "chainStorage": true,
+    "chainTimerService": true,
+    "agoricNames": true,
+    "zoe": true,
+    "namesByAddressAdmin": true,
+    "startCrabbleGovernedUpgradable": true,
+    "startUpgradable": true
+  },
+  "installation": {
+    "consume": {
+      "committee": true
+    }
+  },
+  "instance": {
+    "produce": {
+      "Crabble": true,
+      "CrabbleCommittee": true,
+      "CrabbleGovernor": true
+    }
+  }
+}

proposals/c:crabble-start/assets/crabbleCoreEval.js

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+// @ts-check
+// XMPORT: { E } from '@endo/far';
+
+const fail = (msg) => {
+  throw Error(msg);
+};
+
+const { fromEntries, keys, values } = Object;
+
+/** @type {<X, Y>(xs: X[], ys: Y[]) => [X, Y][]} */
+const zip = (xs, ys) => harden(xs.map((x, i) => [x, ys[+i]]));
+
+/**
+ * @type {<T extends Record<string, ERef<any>>>(
+ *   obj: T,
+ * ) => Promise<{ [K in keyof T]: Awaited<T[K]> }>}
+ */
+const allValues = async (obj) => {
+  const resolved = await Promise.all(values(obj));
+  // @ts-expect-error cast
+  return harden(fromEntries(zip(keys(obj), resolved)));
+};
+
+const logger = (...args) => {
+  console.log('[CRABBLE_CORE_EVAL]', ...args);
+};
+
+/**
+ * @template T
+ * @typedef {{
+ *   resolve: (v: ERef<T>) => void;
+ *   reject: (r: unknown) => void;
+ *   reset: (reason?: unknown) => void;
+ * }} ProducerX<T>
+ */
+
+/**
+ * @param {{
+ *   consume: {
+ *     agoricNames: ERef<XMPORT('@agoric/vats').NameHub>;
+ *     board: ERef<XMPORT('@agoric/vats').Board>;
+ *     startUpgradable: Promise<Function>;
+ *     namesByAddressAdmin: ERef<XMPORT('@agoric/vats').NameAdmin>;
+ *   };
+ *   instance: { produce: Record<'CrabbleCommittee', ProducerX<Instance>> }
+ * }} powers
+ * @param {*} config
+ * @param {ERef<StorageNode>} crabbleNode
+ */
+const startCommittee = async (
+  {
+    consume: {
+      board,
+      // namesByAddress should suffice, but...
+      // https://github.com/Agoric/agoric-sdk/issues/8113
+      namesByAddressAdmin,
+      startUpgradable,
+    },
+    installation: {
+      consume: { committee: committeeInstallationP },
+    },
+    instance: { produce: produceInstance },
+  },
+  config,
+  crabbleNode,
+) => {
+  const committeeSize = 3;
+  const committeeName = "CrabbleCommittee";
+  const members = ["agoric1ag5a8lhn00h4u9h2shpfpjpaq6v4kku54zk69m","agoric140y0mqnq7ng5vvxxwpfe67988e5vqar9whg309","agoric1wqfu6hu5q2qtey9jtjapaae4df9zd492z4448k"];
+
+  logger('Getting nameHubs, depositFacets...');
+  const getDepositFacet = async (address) => {
+    const hub = E(E(namesByAddressAdmin).lookupAdmin(address)).readonly();
+    return E(hub).lookup('depositFacet');
+  };
+  const memberDeposits = await Promise.all(members.map(getDepositFacet));
+
+  logger('Gathering info...');
+  const { committeeInstallation, marshaller, committeeNode } = await allValues({
+    committeeInstallation: committeeInstallationP,
+    marshaller: E(board).getPublishingMarshaller(),
+    committeeNode: E(crabbleNode).makeChildNode('committee'),
+  });
+
+  logger('Starting committee...');
+  const committeeKit = await E(startUpgradable)({
+    installation: committeeInstallation,
+    terms: { committeeSize, committeeName },
+    privateArgs: { storageNode: committeeNode, marshaller },
+    label: committeeName,
+  });
+  logger({ committeeKit });
+
+  logger('Updating agoricNames with committee instance...');
+  produceInstance.CrabbleCommittee.resolve(committeeKit.instance);
+
+  logger('Getting the member and voter invitations...');
+  const voterInvitations = await E(
+    committeeKit.creatorFacet,
+  ).getVoterInvitations();
+
+  logger('Sending committeeinvitations...');
+  await Promise.all(
+    zip(memberDeposits, voterInvitations).map(([depositFacet, invitation]) =>
+      E(depositFacet).receive(invitation),
+    ),
+  );
+
+  logger('Done.');
+  return { committeeCreatorFacet: committeeKit.creatorFacet, memberDeposits };
+};
+
+/**
+ *
+ * @param {{
+ *   consume: {
+ *     zoe: Promise<ZoeService>;
+ *     board: ERef<XMPORT('@agoric/vats').Board>,
+ *     startCrabbleGovernedUpgradable: Promise<Function>,
+ *     chainTimerService: ERef<XMPORT('@agoric/time/src/types').TimerService>;
+ *     agoricNames: ERef<XMPORT('@agoric/vats').NameHub>;
+ *   },
+ *   instance: { produce: Record<'Crabble' | 'CrabbleGovernor', ProducerX<Instance>>}
+ * }} powers
+ * @param {*} config
+ * @param {ERef<StorageNode>} crabbleNode
+ * @param {Promise<{
+ *   committeeCreatorFacet: ERef<any>;
+ *   memberDeposits: ERef<DepositFacet>[]
+ * }>} committeeInfoP
+ */
+const startCrabble = async (powers, config, crabbleNode, committeeInfoP) => {
+  const contractBundleID = "b1-3af8183538129ce433d368dc0bdb6082733fc0fa6449c18d5f212f104f971d8ea8b033074067b807bffd5eb2f17821c5e2e9b26ba312795368ae8e7446606b85";
+  const governorBundleID = "b1-0bfb8a189cda652bc43c488e079e6362870e49039a247156f9430f4f0dfa054970f01c108b79c476baddc8b814546ad88578358452fe2919d11fdcc224bbe4b3";
+
+  const {
+    consume: {
+      board,
+      startCrabbleGovernedUpgradable,
+      zoe: zoeI, // only used for installation, not for startInstance
+      chainTimerService,
+      agoricNames: agoricNamesP,
+    },
+    instance: { produce: produceInstance },
+  } = powers;
+  logger('Gathering info...');
+  const {
+    contractInstallation,
+    governorInstallation,
+    binaryVoteCounterInstallation,
+    committeeInstallation,
+    marshaller,
+    timer,
+    info: { committeeCreatorFacet, memberDeposits },
+    agoricNames,
+  } = await allValues({
+    contractInstallation: E(zoeI).installBundleID(contractBundleID),
+    governorInstallation: E(zoeI).installBundleID(governorBundleID),
+    binaryVoteCounterInstallation: E(agoricNamesP).lookup(
+      'installation',
+      'binaryVoteCounter',
+    ),
+    committeeInstallation: E(agoricNamesP).lookup('installation', 'committee'),
+    marshaller: E(board).getPublishingMarshaller(),
+    timer: chainTimerService,
+    info: committeeInfoP,
+    agoricNames: agoricNamesP,
+  });
+
+  logger({
+    contractInstallation,
+    binaryVoteCounterInstallation,
+    committeeInstallation,
+    marshaller,
+    crabbleNode,
+  });
+
+  logger('---Starting Crabble with governor---');
+  const crabbleTerms = {
+    agoricNames,
+  };
+
+  const crabblePrivateArgs = {
+    storageNode: crabbleNode,
+    marshaller,
+    timer,
+  };
+
+  logger({
+    crabbleTerms,
+    crabblePrivateArgs,
+  });
+
+  logger('Deeply fulfill governorTerms...');
+  const governorTerms = harden({
+    timer, // ISSUE: TIMER IN TERMS
+    governedContractInstallation: contractInstallation,
+    binaryVoteCounterInstallation,
+  });
+
+  logger({
+    governorTerms,
+  });
+
+  logger('Starting governor, governed...');
+  const kit = await E(startCrabbleGovernedUpgradable)({
+    installation: contractInstallation,
+    committeeCreatorFacet,
+    contractGovernor: governorInstallation,
+    governorTerms,
+    terms: crabbleTerms,
+    privateArgs: crabblePrivateArgs,
+    label: 'Crabble',
+  });
+
+  logger({
+    kit,
+  });
+
+  logger('Updating agoricNames with instances...');
+  produceInstance.Crabble.resolve(kit.instance);
+  produceInstance.CrabbleGovernor.resolve(kit.governor);
+
+  logger('Sending member invitations...');
+  await Promise.all(
+    memberDeposits.map(async (df) => {
+      const inv = await E(
+        kit.governorCreatorFacet,
+      ).makeCommitteeMemberInvitation();
+      return E(df).receive(inv);
+    }),
+  );
+
+  logger('Done.');
+};
+
+harden(startCrabble);
+
+const start = async (powers, config) => {
+  const {
+    consume: { chainStorage },
+  } = powers;
+  const crabbleNode = await E(chainStorage).makeChildNode('crabble');
+
+  const committeeInfo = startCommittee(powers, config, crabbleNode);
+  await startCrabble(powers, config, crabbleNode, committeeInfo);
+};
+harden(start);
+
+start;

proposals/c:crabble-start/assets/gov-permit.json

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+{
+  "consume": {
+    "chainTimerService": true,
+    "governedContractKits": true,
+    "diagnostics": true,
+    "zoe": true
+  },
+  "produce": {
+    "startCrabbleGovernedUpgradable": true
+  }
+}