Updating extension for ppom-validator updates (#20000)

.metamaskrc.dist

@@ -12,3 +12,4 @@ INFURA_PROJECT_ID=00000000000
 
 ; Set this to test changes to the phishing warning page.
 ;PHISHING_WARNING_PAGE_URL=
+BLOCKAID_FILE_CDN=

app/scripts/lib/ppom/ppom-middleware.test.ts

@@ -0,0 +1,110 @@
+import { createPPOMMiddleware } from './ppom-middleware';
+
+Object.defineProperty(globalThis, 'fetch', {
+  writable: true,
+  value: () => undefined,
+});
+
+Object.defineProperty(globalThis, 'performance', {
+  writable: true,
+  value: () => undefined,
+});
+
+describe('PPOMMiddleware', () => {
+  it('should call ppomController.usePPOM for requests of type confirmation', async () => {
+    const useMock = jest.fn();
+    const controller = {
+      usePPOM: useMock,
+    };
+    const middlewareFunction = createPPOMMiddleware(controller as any);
+    await middlewareFunction(
+      { method: 'eth_sendTransaction' },
+      undefined,
+      () => undefined,
+    );
+    expect(useMock).toHaveBeenCalledTimes(1);
+  });
+
+  it('should add validation response on confirmation requests', async () => {
+    const controller = {
+      usePPOM: async () => Promise.resolve('VALIDATION_RESULT'),
+    };
+    const middlewareFunction = createPPOMMiddleware(controller as any);
+    const req = { method: 'eth_sendTransaction', ppomResponse: undefined };
+    await middlewareFunction(req, undefined, () => undefined);
+    expect(req.ppomResponse).toBeDefined();
+  });
+
+  it('should call next method when ppomController.usePPOM completes', async () => {
+    const ppom = {
+      validateJsonRpc: () => undefined,
+    };
+    const controller = {
+      usePPOM: async (callback: any) => {
+        callback(ppom);
+      },
+    };
+    const middlewareFunction = createPPOMMiddleware(controller as any);
+    const nextMock = jest.fn();
+    await middlewareFunction(
+      { method: 'eth_sendTransaction' },
+      undefined,
+      nextMock,
+    );
+    expect(nextMock).toHaveBeenCalledTimes(1);
+  });
+
+  it('should call next method when ppomController.usePPOM throws error', async () => {
+    const controller = {
+      usePPOM: async (_callback: any) => {
+        throw Error('Some error');
+      },
+    };
+    const middlewareFunction = createPPOMMiddleware(controller as any);
+    const nextMock = jest.fn();
+    await middlewareFunction(
+      { method: 'eth_sendTransaction' },
+      undefined,
+      nextMock,
+    );
+    expect(nextMock).toHaveBeenCalledTimes(1);
+  });
+
+  it('should call ppom.validateJsonRpc when invoked', async () => {
+    const validateMock = jest.fn();
+    const ppom = {
+      validateJsonRpc: validateMock,
+    };
+    const controller = {
+      usePPOM: async (callback: any) => {
+        callback(ppom);
+      },
+    };
+    const middlewareFunction = createPPOMMiddleware(controller as any);
+    await middlewareFunction(
+      { method: 'eth_sendTransaction' },
+      undefined,
+      () => undefined,
+    );
+    expect(validateMock).toHaveBeenCalledTimes(1);
+  });
+
+  it('should not call ppom.validateJsonRpc when request is not for confirmation method', async () => {
+    const validateMock = jest.fn();
+    const ppom = {
+      validateJsonRpc: validateMock,
+    };
+    const controller = {
+      usePPOM: async (callback: any) => {
+        callback(ppom);
+      },
+    };
+    const middlewareFunction = createPPOMMiddleware(controller as any);
+    await middlewareFunction(
+      { method: 'eth_someRequest' },
+      undefined,
+      () => undefined,
+    );
+    expect(validateMock).toHaveBeenCalledTimes(0);
+  });
+});

app/scripts/lib/ppom/ppom-middleware.ts

@@ -0,0 +1,43 @@
+import { PPOM } from '@blockaid/ppom';
+
+import { PPOMController } from '@metamask/ppom-validator';
+
+const ConfirmationMethods = Object.freeze([
+  'eth_sendRawTransaction',
+  'eth_sendTransaction',
+  'eth_sign',
+  'eth_signTypedData',
+  'eth_signTypedData_v1',
+  'eth_signTypedData_v3',
+  'eth_signTypedData_v4',
+  'personal_sign',
+]);
+
+/**
+ * Middleware function that handles JSON RPC requests.
+ * This function will be called for every JSON RPC request.
+ * It will call the PPOM to check if the request is malicious or benign.
+ * If the request is benign, it will be forwarded to the next middleware.
+ * If the request is malicious or warning, it will trigger the PPOM alert dialog,
+ * after the user has confirmed or rejected the request,
+ * the request will be forwarded to the next middleware, together with the PPOM response.
+ *
+ * @param ppomController - Instance of PPOMController.
+ * @returns PPOMMiddleware function.
+ */
+export function createPPOMMiddleware(ppomController: PPOMController) {
+  return async (req: any, _res: any, next: () => void) => {
+    try {
+      if (ConfirmationMethods.includes(req.method)) {
+        // eslint-disable-next-line require-atomic-updates
+        req.ppomResponse = await ppomController.usePPOM(async (ppom: PPOM) => {
+          return ppom.validateJsonRpc(req);
+        });
+      }
+    } catch (error: unknown) {
+      console.error('Error validating JSON RPC using PPOM: ', error);
+    } finally {
+      next();
+    }
+  };
+}

app/scripts/lib/ppom/ppom.js

@@ -0,0 +1,573 @@
+/* eslint-disable */
+
+let wasm;
+
+const heap = new Array(128).fill(undefined);
+
+heap.push(undefined, null, true, false);
+
+function getObject(idx) {
+  return heap[idx];
+}
+
+let heap_next = heap.length;
+
+function dropObject(idx) {
+  if (idx < 132) return;
+  heap[idx] = heap_next;
+  heap_next = idx;
+}
+
+function takeObject(idx) {
+  const ret = getObject(idx);
+  dropObject(idx);
+  return ret;
+}
+
+let WASM_VECTOR_LEN = 0;
+
+let cachedUint8Memory0 = null;
+
+function getUint8Memory0() {
+  if (cachedUint8Memory0 === null || cachedUint8Memory0.byteLength === 0) {
+    cachedUint8Memory0 = new Uint8Array(wasm.memory.buffer);
+  }
+  return cachedUint8Memory0;
+}
+
+const cachedTextEncoder =
+  typeof TextEncoder !== 'undefined'
+    ? new TextEncoder('utf-8')
+    : {
+        encode: () => {
+          throw Error('TextEncoder not available');
+        },
+      };
+
+const encodeString =
+  typeof cachedTextEncoder.encodeInto === 'function'
+    ? function (arg, view) {
+        return cachedTextEncoder.encodeInto(arg, view);
+      }
+    : function (arg, view) {
+        const buf = cachedTextEncoder.encode(arg);
+        view.set(buf);
+        return {
+          read: arg.length,
+          written: buf.length,
+        };
+      };
+
+function passStringToWasm0(arg, malloc, realloc) {
+  if (realloc === undefined) {
+    const buf = cachedTextEncoder.encode(arg);
+    const ptr = malloc(buf.length, 1) >>> 0;
+    getUint8Memory0()
+      .subarray(ptr, ptr + buf.length)
+      .set(buf);
+    WASM_VECTOR_LEN = buf.length;
+    return ptr;
+  }
+
+  let len = arg.length;
+  let ptr = malloc(len, 1) >>> 0;
+
+  const mem = getUint8Memory0();
+
+  let offset = 0;
+
+  for (; offset < len; offset++) {
+    const code = arg.charCodeAt(offset);
+    if (code > 0x7f) break;
+    mem[ptr + offset] = code;
+  }
+
+  if (offset !== len) {
+    if (offset !== 0) {
+      arg = arg.slice(offset);
+    }
+    ptr = realloc(ptr, len, (len = offset + arg.length * 3), 1) >>> 0;
+    const view = getUint8Memory0().subarray(ptr + offset, ptr + len);
+    const ret = encodeString(arg, view);
+
+    offset += ret.written;
+  }
+
+  WASM_VECTOR_LEN = offset;
+  return ptr;
+}
+
+function isLikeNone(x) {
+  return x === undefined || x === null;
+}
+
+let cachedInt32Memory0 = null;
+
+function getInt32Memory0() {
+  if (cachedInt32Memory0 === null || cachedInt32Memory0.byteLength === 0) {
+    cachedInt32Memory0 = new Int32Array(wasm.memory.buffer);
+  }
+  return cachedInt32Memory0;
+}
+
+const cachedTextDecoder =
+  typeof TextDecoder !== 'undefined'
+    ? new TextDecoder('utf-8', { ignoreBOM: true, fatal: true })
+    : {
+        decode: () => {
+          throw Error('TextDecoder not available');
+        },
+      };
+
+if (typeof TextDecoder !== 'undefined') {
+  cachedTextDecoder.decode();
+}
+
+function getStringFromWasm0(ptr, len) {
+  ptr = ptr >>> 0;
+  return cachedTextDecoder.decode(getUint8Memory0().subarray(ptr, ptr + len));
+}
+
+function addHeapObject(obj) {
+  if (heap_next === heap.length) heap.push(heap.length + 1);
+  const idx = heap_next;
+  heap_next = heap[idx];
+
+  heap[idx] = obj;
+  return idx;
+}
+
+function debugString(val) {
+  // primitive types
+  const type = typeof val;
+  if (type == 'number' || type == 'boolean' || val == null) {
+    return `${val}`;
+  }
+  if (type == 'string') {
+    return `"${val}"`;
+  }
+  if (type == 'symbol') {
+    const description = val.description;
+    if (description == null) {
+      return 'Symbol';
+    } else {
+      return `Symbol(${description})`;
+    }
+  }
+  if (type == 'function') {
+    const name = val.name;
+    if (typeof name == 'string' && name.length > 0) {
+      return `Function(${name})`;
+    } else {
+      return 'Function';
+    }
+  }
+  // objects
+  if (Array.isArray(val)) {
+    const length = val.length;
+    let debug = '[';
+    if (length > 0) {
+      debug += debugString(val[0]);
+    }
+    for (let i = 1; i < length; i++) {
+      debug += ', ' + debugString(val[i]);
+    }
+    debug += ']';
+    return debug;
+  }
+  // Test for built-in
+  const builtInMatches = /\[object ([^\]]+)\]/.exec(toString.call(val));
+  let className;
+  if (builtInMatches.length > 1) {
+    className = builtInMatches[1];
+  } else {
+    // Failed to match the standard '[object ClassName]'
+    return toString.call(val);
+  }
+  if (className == 'Object') {
+    // we're a user defined class or Object
+    // JSON.stringify avoids problems with cycles, and is generally much
+    // easier than looping through ownProperties of `val`.
+    try {
+      return 'Object(' + JSON.stringify(val) + ')';
+    } catch (_) {
+      return 'Object';
+    }
+  }
+  // errors
+  if (val instanceof Error) {
+    return `${val.name}: ${val.message}\n${val.stack}`;
+  }
+  // TODO we could test for more things here, like `Set`s and `Map`s.
+  return className;
+}
+
+function makeMutClosure(arg0, arg1, dtor, f) {
+  const state = { a: arg0, b: arg1, cnt: 1 };
+  const real = (...args) => {
+    // First up with a closure we increment the internal reference
+    // count. This ensures that the Rust closure environment won't
+    // be deallocated while we're invoking it.
+    state.cnt++;
+    const a = state.a;
+    state.a = 0;
+    try {
+      return f(a, state.b, ...args);
+    } finally {
+      if (--state.cnt === 0) {
+        dtor(a, state.b);
+      } else {
+        state.a = a;
+      }
+    }
+  };
+  real.original = state;
+
+  return real;
+}
+function __wbg_adapter_20(arg0, arg1, arg2) {
+  wasm._dyn_core__ops__function__FnMut__A____Output___R_as_wasm_bindgen__closure__WasmClosure___describe__invoke(
+    arg0,
+    arg1,
+    addHeapObject(arg2),
+  );
+}
+
+function __wbg_adapter_21(arg0, arg1) {
+  wasm._dyn_core__ops__function__FnMut__A____Output___R_as_wasm_bindgen__closure__WasmClosure___describe__destroy(
+    arg0,
+    arg1,
+  );
+}
+
+/**
+ */
+export function main() {
+  wasm.main();
+}
+
+let cachedUint32Memory0 = null;
+
+function getUint32Memory0() {
+  if (cachedUint32Memory0 === null || cachedUint32Memory0.byteLength === 0) {
+    cachedUint32Memory0 = new Uint32Array(wasm.memory.buffer);
+  }
+  return cachedUint32Memory0;
+}
+
+function passArrayJsValueToWasm0(array, malloc) {
+  const ptr = malloc(array.length * 4, 4) >>> 0;
+  const mem = getUint32Memory0();
+  for (let i = 0; i < array.length; i++) {
+    mem[ptr / 4 + i] = addHeapObject(array[i]);
+  }
+  WASM_VECTOR_LEN = array.length;
+  return ptr;
+}
+
+function handleError(f, args) {
+  try {
+    return f.apply(this, args);
+  } catch (e) {
+    wasm.__wbindgen_exn_store(addHeapObject(e));
+  }
+}
+function __wbg_adapter_39(arg0, arg1, arg2, arg3) {
+  wasm.wasm_bindgen__convert__closures__invoke2_mut(
+    arg0,
+    arg1,
+    addHeapObject(arg2),
+    addHeapObject(arg3),
+  );
+}
+
+/**
+ * JavaScript wrapper for [`PPOM`]
+ */
+export class PPOM {
+  static __wrap(ptr) {
+    ptr = ptr >>> 0;
+    const obj = Object.create(PPOM.prototype);
+    obj.__wbg_ptr = ptr;
+
+    return obj;
+  }
+
+  __destroy_into_raw() {
+    const ptr = this.__wbg_ptr;
+    this.__wbg_ptr = 0;
+
+    return ptr;
+  }
+
+  free() {
+    const ptr = this.__destroy_into_raw();
+    wasm.__wbg_ppom_free(ptr);
+  }
+  /**
+   * @param {Function} json_rpc_callback
+   * @param {any[]} files
+   * @returns {Promise<PPOM>}
+   */
+  static new(json_rpc_callback, files) {
+    const ptr0 = passArrayJsValueToWasm0(files, wasm.__wbindgen_malloc);
+    const len0 = WASM_VECTOR_LEN;
+    const ret = wasm.ppom_new(addHeapObject(json_rpc_callback), ptr0, len0);
+    return takeObject(ret);
+  }
+  /**
+   * @param {any} request
+   * @returns {Promise<any>}
+   */
+  validateJsonRpc(request) {
+    const ret = wasm.ppom_validateJsonRpc(
+      this.__wbg_ptr,
+      addHeapObject(request),
+    );
+    return takeObject(ret);
+  }
+}
+
+async function __wbg_load(module, imports) {
+  if (typeof Response === 'function' && module instanceof Response) {
+    if (typeof WebAssembly.instantiateStreaming === 'function') {
+      try {
+        return await WebAssembly.instantiateStreaming(module, imports);
+      } catch (e) {
+        if (module.headers.get('Content-Type') != 'application/wasm') {
+          console.warn(
+            '`WebAssembly.instantiateStreaming` failed because your server does not serve wasm with `application/wasm` MIME type. Falling back to `WebAssembly.instantiate` which is slower. Original error:\n',
+            e,
+          );
+        } else {
+          throw e;
+        }
+      }
+    }
+
+    const bytes = await module.arrayBuffer();
+    return await WebAssembly.instantiate(bytes, imports);
+  } else {
+    const instance = await WebAssembly.instantiate(module, imports);
+
+    if (instance instanceof WebAssembly.Instance) {
+      return { instance, module };
+    } else {
+      return instance;
+    }
+  }
+}
+
+function __wbg_get_imports() {
+  const imports = {};
+  imports.wbg = {};
+  imports.wbg.__wbg_buffer_085ec1f694018c4f = function (arg0) {
+    const ret = getObject(arg0).buffer;
+    return addHeapObject(ret);
+  };
+  imports.wbg.__wbg_call_01734de55d61e11d = function () {
+    return handleError(function (arg0, arg1, arg2) {
+      const ret = getObject(arg0).call(getObject(arg1), getObject(arg2));
+      return addHeapObject(ret);
+    }, arguments);
+  };
+  imports.wbg.__wbg_call_4c92f6aec1e1d6e6 = function () {
+    return handleError(function (arg0, arg1, arg2, arg3) {
+      const ret = getObject(arg0).call(
+        getObject(arg1),
+        getObject(arg2),
+        getObject(arg3),
+      );
+      return addHeapObject(ret);
+    }, arguments);
+  };
+  imports.wbg.__wbg_from_d7c216d4616bb368 = function (arg0) {
+    const ret = Array.from(getObject(arg0));
+    return addHeapObject(ret);
+  };
+  imports.wbg.__wbg_get_44be0491f933a435 = function (arg0, arg1) {
+    const ret = getObject(arg0)[arg1 >>> 0];
+    return addHeapObject(ret);
+  };
+  imports.wbg.__wbg_length_72e2208bbc0efc61 = function (arg0) {
+    const ret = getObject(arg0).length;
+    return ret;
+  };
+  imports.wbg.__wbg_length_d813e535247d427e = function (arg0) {
+    const ret = getObject(arg0).length;
+    return ret;
+  };
+  imports.wbg.__wbg_length_fff51ee6522a1a18 = function (arg0) {
+    const ret = getObject(arg0).length;
+    return ret;
+  };
+  imports.wbg.__wbg_new_43f1b47c28813cbd = function (arg0, arg1) {
+    try {
+      var state0 = { a: arg0, b: arg1 };
+      var cb0 = (arg0, arg1) => {
+        const a = state0.a;
+        state0.a = 0;
+        try {
+          return __wbg_adapter_39(a, state0.b, arg0, arg1);
+        } finally {
+          state0.a = a;
+        }
+      };
+      const ret = new Promise(cb0);
+      return addHeapObject(ret);
+    } finally {
+      state0.a = state0.b = 0;
+    }
+  };
+  imports.wbg.__wbg_new_8125e318e6245eed = function (arg0) {
+    const ret = new Uint8Array(getObject(arg0));
+    return addHeapObject(ret);
+  };
+  imports.wbg.__wbg_parse_670c19d4e984792e = function () {
+    return handleError(function (arg0, arg1) {
+      const ret = JSON.parse(getStringFromWasm0(arg0, arg1));
+      return addHeapObject(ret);
+    }, arguments);
+  };
+  imports.wbg.__wbg_ppom_new = function (arg0) {
+    const ret = PPOM.__wrap(arg0);
+    return addHeapObject(ret);
+  };
+  imports.wbg.__wbg_resolve_53698b95aaf7fcf8 = function (arg0) {
+    const ret = Promise.resolve(getObject(arg0));
+    return addHeapObject(ret);
+  };
+  imports.wbg.__wbg_set_5cf90238115182c3 = function (arg0, arg1, arg2) {
+    getObject(arg0).set(getObject(arg1), arg2 >>> 0);
+  };
+  imports.wbg.__wbg_stringify_e25465938f3f611f = function () {
+    return handleError(function (arg0) {
+      const ret = JSON.stringify(getObject(arg0));
+      return addHeapObject(ret);
+    }, arguments);
+  };
+  imports.wbg.__wbg_then_b2267541e2a73865 = function (arg0, arg1, arg2) {
+    const ret = getObject(arg0).then(getObject(arg1), getObject(arg2));
+    return addHeapObject(ret);
+  };
+  imports.wbg.__wbg_then_f7e06ee3c11698eb = function (arg0, arg1) {
+    const ret = getObject(arg0).then(getObject(arg1));
+    return addHeapObject(ret);
+  };
+  imports.wbg.__wbindgen_cb_drop = function (arg0) {
+    const obj = takeObject(arg0).original;
+    if (obj.cnt-- == 1) {
+      obj.a = 0;
+      return true;
+    }
+    const ret = false;
+    return ret;
+  };
+  imports.wbg.__wbindgen_closure_wrapper_wasm_bindgen__closure__Closure_T___wrap__breaks_if_inlined =
+    function (arg0, arg1, arg2) {
+      const ret = makeMutClosure(
+        arg0,
+        arg1,
+        __wbg_adapter_21,
+        __wbg_adapter_20,
+      );
+      return addHeapObject(ret);
+    };
+  imports.wbg.__wbindgen_debug_string = function (arg0, arg1) {
+    const ret = debugString(getObject(arg1));
+    const ptr1 = passStringToWasm0(
+      ret,
+      wasm.__wbindgen_malloc,
+      wasm.__wbindgen_realloc,
+    );
+    const len1 = WASM_VECTOR_LEN;
+    getInt32Memory0()[arg0 / 4 + 1] = len1;
+    getInt32Memory0()[arg0 / 4 + 0] = ptr1;
+  };
+  imports.wbg.__wbindgen_error_new = function (arg0, arg1) {
+    const ret = new Error(getStringFromWasm0(arg0, arg1));
+    return addHeapObject(ret);
+  };
+  imports.wbg.__wbindgen_is_undefined = function (arg0) {
+    const ret = getObject(arg0) === undefined;
+    return ret;
+  };
+  imports.wbg.__wbindgen_memory = function () {
+    const ret = wasm.memory;
+    return addHeapObject(ret);
+  };
+  imports.wbg.__wbindgen_object_drop_ref = function (arg0) {
+    takeObject(arg0);
+  };
+  imports.wbg.__wbindgen_string_get = function (arg0, arg1) {
+    const obj = getObject(arg1);
+    const ret = typeof obj === 'string' ? obj : undefined;
+    var ptr1 = isLikeNone(ret)
+      ? 0
+      : passStringToWasm0(ret, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
+    var len1 = WASM_VECTOR_LEN;
+    getInt32Memory0()[arg0 / 4 + 1] = len1;
+    getInt32Memory0()[arg0 / 4 + 0] = ptr1;
+  };
+  imports.wbg.__wbindgen_string_new = function (arg0, arg1) {
+    const ret = getStringFromWasm0(arg0, arg1);
+    return addHeapObject(ret);
+  };
+  imports.wbg.__wbindgen_throw = function (arg0, arg1) {
+    throw new Error(getStringFromWasm0(arg0, arg1));
+  };
+
+  return imports;
+}
+
+function __wbg_init_memory(imports, maybe_memory) {}
+
+function __wbg_finalize_init(instance, module) {
+  wasm = instance.exports;
+  __wbg_init.__wbindgen_wasm_module = module;
+  cachedInt32Memory0 = null;
+  cachedUint32Memory0 = null;
+  cachedUint8Memory0 = null;
+
+  wasm.__wbindgen_start();
+  return wasm;
+}
+
+function initSync(module) {
+  if (wasm !== undefined) return wasm;
+
+  const imports = __wbg_get_imports();
+
+  __wbg_init_memory(imports);
+
+  if (!(module instanceof WebAssembly.Module)) {
+    module = new WebAssembly.Module(module);
+  }
+
+  const instance = new WebAssembly.Instance(module, imports);
+
+  return __wbg_finalize_init(instance, module);
+}
+
+async function __wbg_init(input) {
+  if (wasm !== undefined) return wasm;
+
+  const imports = __wbg_get_imports();
+
+  if (
+    typeof input === 'string' ||
+    (typeof Request === 'function' && input instanceof Request) ||
+    (typeof URL === 'function' && input instanceof URL)
+  ) {
+    input = fetch(input);
+  }
+
+  __wbg_init_memory(imports);
+
+  const { instance, module } = await __wbg_load(await input, imports);
+
+  return __wbg_finalize_init(instance, module);
+}
+
+export { initSync };
+export default __wbg_init;

app/scripts/metamask-controller.js

@@ -75,7 +75,7 @@ import { TransactionUpdateController } from '@metamask-institutional/transaction
 ///: END:ONLY_INCLUDE_IN
 import { SignatureController } from '@metamask/signature-controller';
 ///: BEGIN:ONLY_INCLUDE_IN(blockaid)
-import { PPOMController, createPPOMMiddleware } from '@metamask/ppom-validator';
+import { PPOMController } from '@metamask/ppom-validator';
 ///: END:ONLY_INCLUDE_IN
 
 ///: BEGIN:ONLY_INCLUDE_IN(desktop)
@@ -151,6 +151,10 @@ import { isManifestV3 } from '../../shared/modules/mv3.utils';
 import { hexToDecimal } from '../../shared/modules/conversion.utils';
 import { ACTION_QUEUE_METRICS_E2E_TEST } from '../../shared/constants/test-flags';
 
+///: BEGIN:ONLY_INCLUDE_IN(blockaid)
+import { createPPOMMiddleware } from './lib/ppom/ppom-middleware';
+import * as PPOMModule from './lib/ppom/ppom';
+///: END:ONLY_INCLUDE_IN
 import {
   onMessageReceived,
   checkForMultipleVersionsRunning,
@@ -212,7 +216,7 @@ import {
 import createRPCMethodTrackingMiddleware from './lib/createRPCMethodTrackingMiddleware';
 import { securityProviderCheck } from './lib/security-provider-helpers';
 ///: BEGIN:ONLY_INCLUDE_IN(blockaid)
-import { IndexedDBPPOMStorage } from './lib/indexed-db-backend';
+import { IndexedDBPPOMStorage } from './lib/ppom/indexed-db-backend';
 ///: END:ONLY_INCLUDE_IN
 import { updateCurrentLocale } from './translate';
 
@@ -639,6 +643,7 @@ export default class MetamaskController extends EventEmitter {
       }),
       storageBackend: new IndexedDBPPOMStorage('PPOMDB', 1),
       provider: this.provider,
+      ppomProvider: { PPOM: PPOMModule.PPOM, ppomInit: PPOMModule.default },
       state: initState.PPOMController,
       chainId: this.networkController.state.providerConfig.chainId,
       onNetworkChange: networkControllerMessenger.subscribe.bind(
@@ -650,6 +655,7 @@ export default class MetamaskController extends EventEmitter {
       onPreferencesChange: this.preferencesController.store.subscribe.bind(
         this.preferencesController.store,
       ),
+      cdnBaseUrl: process.env.BLOCKAID_FILE_CDN,
     });
     ///: END:ONLY_INCLUDE_IN
 
@@ -1712,9 +1718,6 @@ export default class MetamaskController extends EventEmitter {
       this.swapsController.resetState,
       this.ensController.resetState,
       this.approvalController.clear.bind(this.approvalController),
-      ///: BEGIN:ONLY_INCLUDE_IN(blockaid)
-      this.ppomController.clear.bind(this.ppomController),
-      ///: END:ONLY_INCLUDE_IN
       // WE SHOULD ADD TokenListController.resetState here too. But it's not implemented yet.
     ];
 

builds.yml

@@ -47,6 +47,7 @@ buildTypes:
       - desktop
       - build-flask
       - keyring-snaps
+    # - blockaid
     env:
       - INFURA_FLASK_PROJECT_ID
       - SEGMENT_FLASK_WRITE_KEY
@@ -117,6 +118,8 @@ features:
       - SKIP_OTP_PAIRING_FLOW: false
       - WEB_SOCKET_PORT: null
   blockaid:
+    env:
+      - BLOCKAID_FILE_CDN: null
 
   ###
   # Build Type code extensions. Things like different support links, warning pages, banners
@@ -225,6 +228,8 @@ env:
   - NODE_DEBUG: ''
   # Used by react-devtools-core
   - EDITOR_URL: ''
+  # CDN for blockaid files
+  - BLOCKAID_FILE_CDN
 
   ###
   # Meta variables

development/build/static.js

@@ -205,7 +205,7 @@ function getCopyTargets(
 
   if (activeFeatures.includes('blockaid')) {
     allCopyTargets.push({
-      src: getPathInsideNodeModules('@metamask/ppom-validator', 'dist/'),
+      src: getPathInsideNodeModules('@blockaid/ppom', '/'),
       pattern: '*.wasm',
       dest: '',
     });

package.json

@@ -203,6 +203,7 @@
   },
   "dependencies": {
     "@babel/runtime": "^7.18.9",
+    "@blockaid/ppom": "^0.1.2",
     "@download/blockies": "^1.0.3",
     "@ensdomains/content-hash": "^2.5.6",
     "@ethereumjs/common": "^3.1.1",
@@ -256,7 +257,7 @@
     "@metamask/permission-controller": "^4.0.0",
     "@metamask/phishing-controller": "^3.0.0",
     "@metamask/post-message-stream": "^6.0.0",
-    "@metamask/ppom-validator": "^0.0.1",
+    "@metamask/ppom-validator": "^0.1.2",
     "@metamask/providers": "^11.1.0",
     "@metamask/rate-limit-controller": "^3.0.0",
     "@metamask/rpc-methods": "^1.0.0-prerelease.1",

yarn.lock

@@ -1619,10 +1619,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@blockaid/ppom-mock@npm:^1.0.0":
-  version: 1.0.0
-  resolution: "@blockaid/ppom-mock@npm:1.0.0"
-  checksum: 297efc29210aae5fb258bbecefcd742645966041bd9af6f256aa80c671920d5e7d9e669c4d1e34795f8556997663abc42422bfafc511ab8379134ce1c8ac324e
+"@blockaid/ppom@npm:^0.1.2":
+  version: 0.1.2
+  resolution: "@blockaid/ppom@npm:0.1.2"
+  checksum: 986b23086c6bc2b37342f460f1178278d3e11d4b3beaba5664ad91b71a21466528b6c915c51df7828ba636fc927676f14e5373193ff35ee26dd19da5dfaab05b
   languageName: node
   linkType: hard
 
@@ -4545,15 +4545,14 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@metamask/ppom-validator@npm:^0.0.1":
-  version: 0.0.1
-  resolution: "@metamask/ppom-validator@npm:0.0.1"
+"@metamask/ppom-validator@npm:^0.1.2":
+  version: 0.1.2
+  resolution: "@metamask/ppom-validator@npm:0.1.2"
   dependencies:
-    "@blockaid/ppom-mock": ^1.0.0
     "@metamask/base-controller": ^3.0.0
     "@metamask/controller-utils": ^4.0.0
     await-semaphore: ^0.1.3
-  checksum: a94edcd618f670b392a84caa236bbc951a6a99100d8a5fa7bd89b78747c3b06b289738b42aee433659b647441eab0a8741e1951a0e29ef6aa98ffa10a3f33f5b
+  checksum: 8d2dfc2aa66d852765abd06af2709442a44fd3f96b204c9affa80cb9e2add39eb0b538bf3666f94afc0256d4f6a871bbead66723c5854ed823cfbf59d715da20
   languageName: node
   linkType: hard
 
@@ -24226,6 +24225,7 @@ __metadata:
     "@babel/preset-typescript": ^7.16.7
     "@babel/register": ^7.5.5
     "@babel/runtime": ^7.18.9
+    "@blockaid/ppom": ^0.1.2
     "@download/blockies": ^1.0.3
     "@ensdomains/content-hash": ^2.5.6
     "@ethereumjs/common": ^3.1.1
@@ -24289,7 +24289,7 @@ __metadata:
     "@metamask/phishing-controller": ^3.0.0
     "@metamask/phishing-warning": ^2.1.0
     "@metamask/post-message-stream": ^6.0.0
-    "@metamask/ppom-validator": ^0.0.1
+    "@metamask/ppom-validator": ^0.1.2
     "@metamask/providers": ^11.1.0
     "@metamask/rate-limit-controller": ^3.0.0
     "@metamask/rpc-methods": ^1.0.0-prerelease.1