Spawn and IPC improvements

examples/ckb-ts-script/contracts/call-crypto-service/.prettierignore

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+node_modules/
+
+dist/
+dist.commonjs/
+
+.npmignore
+.prettierrc
+tsconfig.json
+eslint.config.mjs
+.prettierrc
+
+tsconfig.tsbuildinfo
+.github/

examples/ckb-ts-script/contracts/call-crypto-service/README.md

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+TODO: Write this readme
+
+This project was bootstrapped with [`create-ckb-js-vm-app`](https://github.com/nervosnetwork/ckb-js-vm).
+
+## How to Run
+
+```bash
+pnpm build
+pnpm start
+```

examples/ckb-ts-script/contracts/call-crypto-service/package.json

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+{
+  "name": "call-crypto-service",
+  "version": "0.1.0",
+  "description": "",
+  "author": "your name",
+  "license": "MIT",
+  "private": true,
+  "homepage": "https://github.com",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com"
+  },
+  "type": "module",
+  "sideEffects": false,
+  "main": "./dist/index.js",
+  "module": "./dist/index.js",
+  "scripts": {
+    "start": "ckb-debugger --read-file dist/index.bc --bin node_modules/ckb-testtool/src/unittest/defaultScript/ckb-js-vm -- -r",
+    "build": "tsc --noEmit && esbuild --platform=neutral --minify --bundle --external:@ckb-js-std/bindings --target=es2022 src/index.ts --outfile=dist/index.js && ckb-debugger --read-file dist/index.js --bin node_modules/ckb-testtool/src/unittest/defaultScript/ckb-js-vm -- -c dist/index.bc",
+    "format": "prettier --write .",
+    "clean": "rimraf dist/*"
+  },
+  "devDependencies": {
+    "ckb-testtool": "~1.0.0",
+    "esbuild": "~0.25.0"
+  },
+  "dependencies": {
+    "@ckb-js-std/bindings": "~1.0.0",
+    "@ckb-js-std/core": "~1.0.0",
+    "@ckb-js-std/ipc": "^1.0.0",
+    "ckb-default-app": "link:"
+  }
+}

examples/ckb-ts-script/contracts/call-crypto-service/src/index.ts

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+import * as bindings from "@ckb-js-std/bindings";
+import { HighLevel, bytesEq } from "@ckb-js-std/core";
+import { Channel, RequestPacket, spawnCellServer } from "@ckb-js-std/ipc";
+
+function runFunction(channel: Channel, payload: Object) {
+  let payloadHex = new bindings.TextEncoder().encode(JSON.stringify(payload));;
+  let res = channel.call(new RequestPacket(payloadHex));
+  if (res.errorCode() != 0) {
+    throw Error(`IPC Error: ${res.errorCode()}`);
+  }
+
+  let resPayload = new bindings.TextDecoder().decode(res.payload());
+  return Object.values(JSON.parse(resPayload))[0];
+}
+
+function resultOk(result: any): any {
+  let key = Object.keys(result)[0];
+  if (key != "Ok") {
+    throw (`res is not ok : ${JSON.stringify(result)}`);
+  }
+
+  return result[key];
+}
+
+function startService(): Channel {
+  const args = HighLevel.loadScript().args;
+  const codeHash = args.slice(35, 35 + 32);
+  const [readPipe, writePipe] = spawnCellServer(codeHash, bindings.SCRIPT_HASH_TYPE_DATA2, []);
+  return new Channel(readPipe, writePipe);
+}
+
+function ckbBlake2b(channel: Channel, data: number[]) {
+  let hasher_ctx = runFunction(channel, { "HasherNew": { "hash_type": "CkbBlake2b" } });
+  runFunction(channel, { "HasherUpdate": { "ctx": hasher_ctx, "data": data } });
+  let hash = new Uint8Array(resultOk(runFunction(channel, { "HasherFinalize": { "ctx": hasher_ctx, } })));
+
+  return hash;
+}
+
+function main() {
+  let channel = startService();
+
+  let hash = ckbBlake2b(channel, [0, 0, 0, 0]);
+  let witnesse = HighLevel.loadWitnessArgs(0, bindings.SOURCE_GROUP_INPUT).lock ?? new ArrayBuffer();
+
+  if (bytesEq(witnesse, hash.buffer) != true) {
+    return 1;
+  }
+
+  return 0;
+}
+
+bindings.exit(main());

examples/ckb-ts-script/contracts/call-crypto-service/tsconfig.base.json

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+{
+  "compilerOptions": {
+    /* The QuickJS supports ES2022 */
+    "module": "ESNext",
+    /* Use esbuild to bundle the code */
+    "moduleResolution": "Bundler",
+    "target": "ES2022",
+    "incremental": true,
+    "allowJs": true,
+    "importHelpers": false,
+    "declaration": true,
+    "declarationMap": true,
+    "experimentalDecorators": true,
+    "useDefineForClassFields": false,
+    "esModuleInterop": true,
+    "strict": true,
+    "noImplicitAny": true,
+    "strictBindCallApply": true,
+    "strictNullChecks": true,
+    "alwaysStrict": true,
+    "noFallthroughCasesInSwitch": true,
+    "forceConsistentCasingInFileNames": true
+  }
+}

examples/ckb-ts-script/contracts/call-crypto-service/tsconfig.json

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+{
+  "extends": "./tsconfig.base.json",
+  "compilerOptions": {
+    "outDir": "./dist"
+  },
+  "include": ["src/**/*"]
+}

examples/ckb-ts-script/contracts/ipc-child/.prettierignore

@@ -0,0 +1,13 @@
+node_modules/
+
+dist/
+dist.commonjs/
+
+.npmignore
+.prettierrc
+tsconfig.json
+eslint.config.mjs
+.prettierrc
+
+tsconfig.tsbuildinfo
+.github/

examples/ckb-ts-script/contracts/ipc-child/README.md

@@ -0,0 +1,10 @@
+TODO: Write this readme
+
+This project was bootstrapped with [`create-ckb-js-vm-app`](https://github.com/nervosnetwork/ckb-js-vm).
+
+## How to Run
+
+```bash
+pnpm build
+pnpm start
+```

examples/ckb-ts-script/contracts/ipc-child/package.json

@@ -0,0 +1,33 @@
+{
+  "name": "ipc-child",
+  "version": "0.1.0",
+  "description": "",
+  "author": "your name",
+  "license": "MIT",
+  "private": true,
+  "homepage": "https://github.com",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com"
+  },
+  "type": "module",
+  "sideEffects": false,
+  "main": "./dist/index.js",
+  "module": "./dist/index.js",
+  "scripts": {
+    "start": "ckb-debugger --read-file dist/index.bc --bin node_modules/ckb-testtool/src/unittest/defaultScript/ckb-js-vm -- -r",
+    "build": "tsc --noEmit && esbuild --platform=neutral --minify --bundle --external:@ckb-js-std/bindings --target=es2022 src/index.ts --outfile=dist/index.js && ckb-debugger --read-file dist/index.js --bin node_modules/ckb-testtool/src/unittest/defaultScript/ckb-js-vm -- -c dist/index.bc",
+    "format": "prettier --write .",
+    "clean": "rimraf dist/*"
+  },
+  "devDependencies": {
+    "ckb-testtool": "~1.0.0",
+    "esbuild": "~0.25.0"
+  },
+  "dependencies": {
+    "@ckb-js-std/bindings": "~1.0.0",
+    "@ckb-js-std/core": "~1.0.0",
+    "@ckb-js-std/ipc": "^1.0.0",
+    "ckb-default-app": "link:"
+  }
+}

examples/ckb-ts-script/contracts/ipc-child/src/index.ts

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+import { log } from "@ckb-js-std/core";
+import {
+  runServer,
+  RequestHandler,
+  RequestPacket,
+  ResponsePacket,
+} from "@ckb-js-std/ipc";
+
+class Serve implements RequestHandler {
+  serve(req: RequestPacket): ResponsePacket {
+    log.debug("[SERVER]: receive request %s", req.toString());
+    return new ResponsePacket(0, new Uint8Array([42]));
+  }
+}
+
+function main() {
+  runServer(new Serve());
+}
+
+log.setLevel(log.LogLevel.Debug);
+log.debug("[SERVER]: start server");
+main();

examples/ckb-ts-script/contracts/ipc-child/tsconfig.base.json

@@ -0,0 +1,24 @@
+{
+  "compilerOptions": {
+    /* The QuickJS supports ES2022 */
+    "module": "ESNext",
+    /* Use esbuild to bundle the code */
+    "moduleResolution": "Bundler",
+    "target": "ES2022",
+    "incremental": true,
+    "allowJs": true,
+    "importHelpers": false,
+    "declaration": true,
+    "declarationMap": true,
+    "experimentalDecorators": true,
+    "useDefineForClassFields": false,
+    "esModuleInterop": true,
+    "strict": true,
+    "noImplicitAny": true,
+    "strictBindCallApply": true,
+    "strictNullChecks": true,
+    "alwaysStrict": true,
+    "noFallthroughCasesInSwitch": true,
+    "forceConsistentCasingInFileNames": true
+  }
+}

examples/ckb-ts-script/contracts/ipc-child/tsconfig.json

@@ -0,0 +1,7 @@
+{
+  "extends": "./tsconfig.base.json",
+  "compilerOptions": {
+    "outDir": "./dist"
+  },
+  "include": ["src/**/*"]
+}

examples/ckb-ts-script/contracts/ipc-parent/.prettierignore

@@ -0,0 +1,13 @@
+node_modules/
+
+dist/
+dist.commonjs/
+
+.npmignore
+.prettierrc
+tsconfig.json
+eslint.config.mjs
+.prettierrc
+
+tsconfig.tsbuildinfo
+.github/

examples/ckb-ts-script/contracts/ipc-parent/README.md

@@ -0,0 +1,10 @@
+TODO: Write this readme
+
+This project was bootstrapped with [`create-ckb-js-vm-app`](https://github.com/nervosnetwork/ckb-js-vm).
+
+## How to Run
+
+```bash
+pnpm build
+pnpm start
+```

examples/ckb-ts-script/contracts/ipc-parent/package.json

@@ -0,0 +1,33 @@
+{
+  "name": "ipc-parent",
+  "version": "0.1.0",
+  "description": "",
+  "author": "your name",
+  "license": "MIT",
+  "private": true,
+  "homepage": "https://github.com",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com"
+  },
+  "type": "module",
+  "sideEffects": false,
+  "main": "./dist/index.js",
+  "module": "./dist/index.js",
+  "scripts": {
+    "start": "ckb-debugger --read-file dist/index.bc --bin node_modules/ckb-testtool/src/unittest/defaultScript/ckb-js-vm -- -r",
+    "build": "tsc --noEmit && esbuild --platform=neutral --minify --bundle --external:@ckb-js-std/bindings --target=es2022 src/index.ts --outfile=dist/index.js && ckb-debugger --read-file dist/index.js --bin node_modules/ckb-testtool/src/unittest/defaultScript/ckb-js-vm -- -c dist/index.bc",
+    "format": "prettier --write .",
+    "clean": "rimraf dist/*"
+  },
+  "devDependencies": {
+    "ckb-testtool": "~1.0.0",
+    "esbuild": "~0.25.0"
+  },
+  "dependencies": {
+    "@ckb-js-std/bindings": "~1.0.0",
+    "@ckb-js-std/core": "~1.0.0",
+    "@ckb-js-std/ipc": "^1.0.0",
+    "ckb-default-app": "link:"
+  }
+}

examples/ckb-ts-script/contracts/ipc-parent/src/index.ts

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+import * as bindings from "@ckb-js-std/bindings";
+import { HighLevel, log } from "@ckb-js-std/core";
+import { Channel, RequestPacket, spawnCellServer } from "@ckb-js-std/ipc";
+
+function main() {
+  const args = HighLevel.loadScript().args;
+  let codeHash = args.slice(35, 35 + 32);
+  let jsVmCodeHash = args.slice(35 + 32, 35 + 32 + 32);
+  let serverCellLocation = bindings.hex.encode(codeHash) + "04";
+  // spawn server
+  let [readPipe, writePipe] = spawnCellServer(
+    jsVmCodeHash,
+    bindings.SCRIPT_HASH_TYPE_DATA2,
+    ["-t", serverCellLocation],
+  );
+
+  let channel = new Channel(readPipe, writePipe);
+  let req = new RequestPacket(new Uint8Array([1, 2, 3]));
+  for (let i = 0; i < 3; i++) {
+    log.debug("[CLIENT]: send request %s", req.toString());
+    let res = channel.call(req);
+    log.debug("[CLIENT]: receive response %s", res.toString());
+    console.assert(res.payload()[0] === 42);
+  }
+}
+
+log.setLevel(log.LogLevel.Debug);
+main();

examples/ckb-ts-script/contracts/ipc-parent/tsconfig.base.json

@@ -0,0 +1,24 @@
+{
+  "compilerOptions": {
+    /* The QuickJS supports ES2022 */
+    "module": "ESNext",
+    /* Use esbuild to bundle the code */
+    "moduleResolution": "Bundler",
+    "target": "ES2022",
+    "incremental": true,
+    "allowJs": true,
+    "importHelpers": false,
+    "declaration": true,
+    "declarationMap": true,
+    "experimentalDecorators": true,
+    "useDefineForClassFields": false,
+    "esModuleInterop": true,
+    "strict": true,
+    "noImplicitAny": true,
+    "strictBindCallApply": true,
+    "strictNullChecks": true,
+    "alwaysStrict": true,
+    "noFallthroughCasesInSwitch": true,
+    "forceConsistentCasingInFileNames": true
+  }
+}

examples/ckb-ts-script/contracts/ipc-parent/tsconfig.json

@@ -0,0 +1,7 @@
+{
+  "extends": "./tsconfig.base.json",
+  "compilerOptions": {
+    "outDir": "./dist"
+  },
+  "include": ["src/**/*"]
+}