BAL Hookathon - SecretSwap

packages/foundry/contracts/hooks/SecretSwap/.czrc

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+{
+  "path": "cz-conventional-changelog"
+}

packages/foundry/contracts/hooks/SecretSwap/.editorconfig

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+# EditorConfig  http://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+# All files
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 2
+indent_style = space
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.sol]
+indent_size = 4

packages/foundry/contracts/hooks/SecretSwap/.env.example

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+export INFURA_API_KEY="zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz"
+export MNEMONIC="adapt mosquito move limb mobile illegal tree voyage juice mosquito burger raise father hope layer"
+export PRIVATE_KEY_GATEWAY_DEPLOYER="717fd99986df414889fd8b51069d4f90a50af72e542c58ee065f5883779099c6"
+export PRIVATE_KEY_GATEWAY_OWNER="717fd99986df414889fd8b51069d4f90a50af72e542c58ee065f5883779099c6"
+export PRIVATE_KEY_GATEWAY_RELAYER="7ec931411ad75a7c201469a385d6f18a325d4923f9f213bd882bbea87e160b67"
+
+# Block explorer API keys
+export ARBISCAN_API_KEY="zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz"
+export BSCSCAN_API_KEY="zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz"
+export ETHERSCAN_API_KEY="zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz"
+export OPTIMISM_API_KEY="zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz"
+export POLYGONSCAN_API_KEY="zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz"
+export SNOWTRACE_API_KEY="zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz"

packages/foundry/contracts/hooks/SecretSwap/.github/workflows/ci.yml

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+name: "CI"
+
+env:
+  DOTENV_CONFIG_PATH: "./.env.example"
+
+on:
+  workflow_dispatch:
+  pull_request:
+  push:
+    branches:
+      - main
+
+jobs:
+  ci:
+    runs-on: "ubuntu-latest"
+    steps:
+      - name: "Check out the repo"
+        uses: "actions/checkout@v3"
+
+      - name: "Install Pnpm"
+        uses: "pnpm/action-setup@v2"
+        with:
+          version: "8"
+
+      - name: "Install Node.js"
+        uses: "actions/setup-node@v3"
+        with:
+          cache: "pnpm"
+          node-version: "lts/*"
+
+      - name: "Install the dependencies"
+        run: "pnpm install"
+
+      - name: "Lint the code"
+        run: "pnpm lint"
+
+      - name: "Add lint summary"
+        run: |
+          echo "## Lint results" >> $GITHUB_STEP_SUMMARY
+          echo "✅ Passed" >> $GITHUB_STEP_SUMMARY
+
+      - name: "Compile the contracts and generate the TypeChain bindings"
+        run: "pnpm typechain"
+
+      - name: "Test the contracts and generate the coverage report"
+        run: "pnpm coverage:mock"
+
+      - name: "Add test summary"
+        run: |
+          echo "## Test results" >> $GITHUB_STEP_SUMMARY
+          echo "✅ Passed" >> $GITHUB_STEP_SUMMARY

packages/foundry/contracts/hooks/SecretSwap/.gitignore

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+# directories
+.coverage_artifacts
+.coverage_cache
+.coverage_contracts
+artifacts
+build
+cache
+coverage
+dist
+node_modules
+types
+deployments
+kms-fhe-keys/
+network-fhe-keys/
+fhevmTemp/
+abi/
+
+# files
+*.env
+*.log
+.env.docker
+.DS_Store
+.pnp.*
+coverage.json
+package-lock.json
+yarn.lock
+
+res/
+running_node/
+
+docker-compose/docker-compose-full.yml

packages/foundry/contracts/hooks/SecretSwap/.gitpod.yml

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+image: "gitpod/workspace-node:latest"
+
+tasks:
+  - init: "pnpm install"
+
+vscode:
+  extensions:
+    - "esbenp.prettier-vscode"
+    - "NomicFoundation.hardhat-solidity"
+    - "ritwickdey.LiveServer"

packages/foundry/contracts/hooks/SecretSwap/.prettierignore

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+# directories
+.coverage_artifacts
+.coverage_cache
+.coverage_contracts
+artifacts
+build
+cache
+coverage
+dist
+node_modules
+types
+
+# files
+*.env
+*.log
+.DS_Store
+.pnp.*
+coverage.json
+package-lock.json
+pnpm-lock.yaml
+yarn.lock
+README.md

packages/foundry/contracts/hooks/SecretSwap/.prettierrc.yml

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+bracketSpacing: true
+plugins:
+  - "@trivago/prettier-plugin-sort-imports"
+  - "prettier-plugin-solidity"
+printWidth: 120
+proseWrap: "always"
+singleQuote: false
+tabWidth: 2
+trailingComma: "all"
+
+overrides:
+  - files: "*.sol"
+    options:
+      compiler: "0.8.24"
+      parser: "solidity-parse"
+      tabWidth: 4
+  - files: "*.ts"
+    options:
+      importOrder: ["<THIRD_PARTY_MODULES>", "^[./]"]
+      importOrderParserPlugins: ["typescript"]
+      importOrderSeparation: true
+      importOrderSortSpecifiers: true
+      parser: "typescript"

packages/foundry/contracts/hooks/SecretSwap/.solcover.js

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+module.exports = {
+  istanbulReporter: ["html", "lcov"],
+  providerOptions: {
+    mnemonic: process.env.MNEMONIC,
+  },
+  skipFiles: ["test", "fhevmTemp"],
+  mocha: {
+    fgrep: "[skip-on-coverage]",
+    invert: true,
+  },
+};

packages/foundry/contracts/hooks/SecretSwap/.solhint.json

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+{
+  "extends": "solhint:recommended",
+  "plugins": ["prettier"],
+  "rules": {
+    "const-name-snakecase": "off",
+    "no-global-import": "off",
+    "reason-string": "off",
+    "state-visibility": "off",
+    "custom-errors": "off",
+    "code-complexity": ["error", 8],
+    "compiler-version": ["error", ">=0.8.4"],
+    "func-visibility": ["error", { "ignoreConstructors": true }],
+    "max-line-length": ["error", 120],
+    "named-parameters-mapping": "off",
+    "no-console": "off",
+    "not-rely-on-time": "off",
+    "prettier/prettier": [
+      "error",
+      {
+        "endOfLine": "auto"
+      }
+    ]
+  }
+}

packages/foundry/contracts/hooks/SecretSwap/.solhintignore

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+# directories
+**/artifacts
+**/node_modules

packages/foundry/contracts/hooks/SecretSwap/CustomProvider.ts

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+import { ethers } from "ethers";
+import { ProviderWrapper } from "hardhat/plugins";
+import type { EIP1193Provider, RequestArguments } from "hardhat/types";
+
+interface Test {
+  request: EIP1193Provider["request"];
+}
+
+class CustomProvider extends ProviderWrapper implements Test {
+  public lastBlockSnapshot: number;
+  public lastCounterRand: number;
+  public lastBlockSnapshotForDecrypt: number;
+
+  constructor(protected readonly _wrappedProvider: EIP1193Provider) {
+    super(_wrappedProvider);
+    this.lastBlockSnapshot = 0; // Initialize the variable
+    this.lastCounterRand = 0;
+    this.lastBlockSnapshotForDecrypt = 0;
+  }
+
+  async request(args: RequestArguments): ReturnType<EIP1193Provider["request"]> {
+    if (args.method === "eth_estimateGas") {
+      const estimatedGasLimit = BigInt((await this._wrappedProvider.request(args)) as bigint);
+      const increasedGasLimit = ethers.toBeHex((estimatedGasLimit * 120n) / 100n); // override estimated gasLimit by 120%, to avoid some edge case with ethermint gas estimation
+      return increasedGasLimit;
+    }
+    if (args.method === "evm_revert") {
+      const result = await this._wrappedProvider.request(args);
+      const blockNumberHex = (await this._wrappedProvider.request({ method: "eth_blockNumber" })) as string;
+      this.lastBlockSnapshot = parseInt(blockNumberHex);
+      this.lastBlockSnapshotForDecrypt = parseInt(blockNumberHex);
+
+      const callData = {
+        to: "0x000000000000000000000000000000000000005d",
+        data: "0x1f20d85c",
+      };
+      this.lastCounterRand = (await this._wrappedProvider.request({
+        method: "eth_call",
+        params: [callData, "latest"],
+      })) as number;
+      return result;
+    }
+    if (args.method === "get_lastBlockSnapshot") {
+      return [this.lastBlockSnapshot, this.lastCounterRand];
+    }
+    if (args.method === "get_lastBlockSnapshotForDecrypt") {
+      return this.lastBlockSnapshotForDecrypt;
+    }
+    if (args.method === "set_lastBlockSnapshot") {
+      this.lastBlockSnapshot = Array.isArray(args.params!) && args.params[0];
+      return this.lastBlockSnapshot;
+    }
+    if (args.method === "set_lastBlockSnapshotForDecrypt") {
+      this.lastBlockSnapshotForDecrypt = Array.isArray(args.params!) && args.params[0];
+      return this.lastBlockSnapshotForDecrypt;
+    }
+    const result = this._wrappedProvider.request(args);
+    return result;
+  }
+}
+
+export default CustomProvider;

packages/foundry/contracts/hooks/SecretSwap/LICENSE.md

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+MIT License
+
+Copyright (c) 2023 Paul Razvan Berg
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
+documentation files (the "Software"), to deal in the Software without restriction, including without limitation the
+rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit
+persons to whom the Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all copies or substantial portions of the
+Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
+WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

packages/foundry/contracts/hooks/SecretSwap/Makefile

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+#!/usr/bin/make -f
+
+include .env
+
+KEY_GEN = false
+BINDIR ?= $(GOPATH)/bin
+ETHERMINT_BINARY = ethermintd
+ETHERMINT_DIR = ethermint
+
+
+# This version must the same as in docker-compose-full.yml
+# TODO add check
+KMS_DEV_VERSION ?= v0.7.1
+
+export GO111MODULE = on
+
+# Default target executed when no arguments are given to make.
+default_target: all
+
+.PHONY: default_target
+
+# process build tags
+
+###############################################################################
+###                                Single validator                         ###
+###############################################################################
+
+
+
+generate-fhe-keys:
+	@bash ./scripts/copy_fhe_keys.sh $(KMS_DEV_VERSION) $(PWD)/network-fhe-keys $(PWD)/kms-fhe-keys
+
+run-full:
+	$(MAKE) generate-fhe-keys
+	@docker compose --env-file .env.docker -f docker-compose/docker-compose-full.yml up --detach
+	@echo 'sleep a little to let the docker start up'
+	sleep 5
+
+stop-full:
+	@docker compose --env-file .env.docker -f docker-compose/docker-compose-full.yml down
+
+
+clean:
+	$(MAKE) stop-full
+	rm -rf network-fhe-keys
+	rm -rf kms-fhe-keys
+
+
+print-info:
+	@echo 'KMS_DEV_VERSION: $(KMS_DEV_VERSION) for KEY_GEN---extracted from Makefile'