Merge pull request #72 from yuichiroaoki/log

emit log
yuichiroaoki · Apr 26, 2022 · f6818ef · f6818ef
2 parents 932caa5 + 54b223c
commit f6818ef
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Showing 4 changed files with 124 additions and 2 deletions.
diff --git a/.dockerignore b/.dockerignore
@@ -15,4 +15,5 @@ dist
 !.yarn/versions
 .pnp.*
 
-yarn.lock
+yarn.lock
+log
diff --git a/package.json b/package.json
@@ -33,6 +33,7 @@
     "console-table-printer": "latest",
     "dotenv": "latest",
     "ethers": "^5.5.3",
+    "log4js": "^6.4.6",
     "ts-node": "latest",
     "typescript": "latest"
   },

diff --git a/src/index.ts b/src/index.ts
@@ -8,6 +8,9 @@ import {
   renderInterval,
   loanAmount,
   diffAmount,
+  explorerURL,
+  gasLimit,
+  gasPrice,
 } from "./config";
 import { flashloan } from "./flashloan";
 import { expectAmountOut } from "./expect";
@@ -17,6 +20,21 @@ import { chalkDifference, chalkPercentage, chalkTime } from "./utils/chalk";
 import { flashloanTable, priceTable } from "./consoleUI/table";
 import { initPriceTable, renderTables } from "./consoleUI";
 import { createRoutes } from "./price/1inch/route";
+import * as log4js from "log4js";
+
+log4js.configure({
+  appenders: {
+    flashloan: { type: "file", filename: "log/flashloan.log" },
+    error: { type: "file", filename: "log/error.log" },
+  },
+  categories: {
+    default: { appenders: ["flashloan"], level: "info" },
+    error: { appenders: ["error"], level: "warn" },
+  },
+});
+
+const logger = log4js.getLogger("flashloan");
+const errReport = log4js.getLogger("error");
 
 export const main = async () => {
   console.clear();
@@ -87,6 +105,9 @@ export const main = async () => {
                 );
               } catch (e) {
                 // skip flashloan when failed to estimate price
+                errReport.warn(e);
+                errReport.warn(1, JSON.stringify(firstProtocols));
+                errReport.warn(2, JSON.stringify(secondProtocols));
                 return;
               }
               // check if the expected amount is larger than the loan amount
@@ -150,9 +171,18 @@ export const main = async () => {
                     ),
                     timestamp: new Date().toISOString(),
                   });
-
                   renderTables(p, pp);
+                  logger.info("flashloan executed", tx.hash);
+                  logger.info(`Explorer URL: ${explorerURL}/tx/${tx.hash}`);
                 } catch (e) {
+                  errReport.error(e);
+                  errReport.error({
+                    gasLimit,
+                    gasPrice,
+                    loanAmount,
+                    baseToken,
+                    tradingToken,
+                  });
                 } finally {
                   isFlashLoaning = false;
                 }
@@ -173,5 +203,6 @@ export const main = async () => {
 
 main().catch((error) => {
   console.error(error);
+  errReport.error(error);
   process.exit(1);
 });
diff --git a/yarn.lock b/yarn.lock
@@ -2219,6 +2219,13 @@ axios@latest:
   languageName: node
   linkType: hard
 
+"date-format@npm:^4.0.9":
+  version: 4.0.9
+  resolution: "date-format@npm:4.0.9"
+  checksum: c9cdc5123a9b99de5b7d6bc35197bf6bc01581c795b1cd4e24d72e29d7a535d3a6cbd6f993d90b1ff6d5d51d51a9c969730a8fb8cc8977eee3430c5320e2418a
+  languageName: node
+  linkType: hard
+
 "debug@npm:4, debug@npm:^4.1.0, debug@npm:^4.1.1, debug@npm:^4.3.1, debug@npm:^4.3.2":
   version: 4.3.3
   resolution: "debug@npm:4.3.3"
@@ -2240,6 +2247,18 @@ axios@latest:
   languageName: node
   linkType: hard
 
+"debug@npm:^4.3.4":
+  version: 4.3.4
+  resolution: "debug@npm:4.3.4"
+  dependencies:
+    ms: 2.1.2
+  peerDependenciesMeta:
+    supports-color:
+      optional: true
+  checksum: 3dbad3f94ea64f34431a9cbf0bafb61853eda57bff2880036153438f50fb5a84f27683ba0d8e5426bf41a8c6ff03879488120cf5b3a761e77953169c0600a708
+  languageName: node
+  linkType: hard
+
 "decimal.js-light@npm:^2.5.0":
   version: 2.5.1
   resolution: "decimal.js-light@npm:2.5.1"
@@ -2645,6 +2664,13 @@ dotenv@latest:
   languageName: node
   linkType: hard
 
+"flatted@npm:^3.2.5":
+  version: 3.2.5
+  resolution: "flatted@npm:3.2.5"
+  checksum: 3c436e9695ccca29620b4be5671dd72e5dd0a7500e0856611b7ca9bd8169f177f408c3b9abfa78dfe1493ee2d873e2c119080a8a9bee4e1a186a9e60ca6c89f1
+  languageName: node
+  linkType: hard
+
 "follow-redirects@npm:^1.14.4":
   version: 1.14.6
   resolution: "follow-redirects@npm:1.14.6"
@@ -2673,6 +2699,17 @@ dotenv@latest:
   languageName: node
   linkType: hard
 
+"fs-extra@npm:^10.1.0":
+  version: 10.1.0
+  resolution: "fs-extra@npm:10.1.0"
+  dependencies:
+    graceful-fs: ^4.2.0
+    jsonfile: ^6.0.1
+    universalify: ^2.0.0
+  checksum: dc94ab37096f813cc3ca12f0f1b5ad6744dfed9ed21e953d72530d103cea193c2f81584a39e9dee1bea36de5ee66805678c0dddc048e8af1427ac19c00fffc50
+  languageName: node
+  linkType: hard
+
 "fs-minipass@npm:^2.0.0":
   version: 2.1.0
   resolution: "fs-minipass@npm:2.1.0"
@@ -2843,6 +2880,13 @@ dotenv@latest:
   languageName: node
   linkType: hard
 
+"graceful-fs@npm:^4.1.6, graceful-fs@npm:^4.2.0":
+  version: 4.2.10
+  resolution: "graceful-fs@npm:4.2.10"
+  checksum: 3f109d70ae123951905d85032ebeae3c2a5a7a997430df00ea30df0e3a6c60cf6689b109654d6fdacd28810a053348c4d14642da1d075049e6be1ba5216218da
+  languageName: node
+  linkType: hard
+
 "hardhat-watcher@npm:^2.1.1":
   version: 2.1.1
   resolution: "hardhat-watcher@npm:2.1.1"
@@ -3889,6 +3933,19 @@ jest@latest:
   languageName: node
   linkType: hard
 
+"jsonfile@npm:^6.0.1":
+  version: 6.1.0
+  resolution: "jsonfile@npm:6.1.0"
+  dependencies:
+    graceful-fs: ^4.1.6
+    universalify: ^2.0.0
+  dependenciesMeta:
+    graceful-fs:
+      optional: true
+  checksum: 7af3b8e1ac8fe7f1eccc6263c6ca14e1966fcbc74b618d3c78a0a2075579487547b94f72b7a1114e844a1e15bb00d440e5d1720bfc4612d790a6f285d5ea8354
+  languageName: node
+  linkType: hard
+
 "keyv@npm:^3.0.0":
   version: 3.1.0
   resolution: "keyv@npm:3.1.0"
@@ -4018,6 +4075,19 @@ lint-staged@latest:
   languageName: node
   linkType: hard
 
+"log4js@npm:^6.4.6":
+  version: 6.4.6
+  resolution: "log4js@npm:6.4.6"
+  dependencies:
+    date-format: ^4.0.9
+    debug: ^4.3.4
+    flatted: ^3.2.5
+    rfdc: ^1.3.0
+    streamroller: ^3.0.8
+  checksum: 22ce9738db32e19efffb9c7ec222ab151622afd45c1634bdc94487b1fb9be9de3ef45835eea3a728e52442d273d38eafa1b728f149aad1e76aac3b373dda09cf
+  languageName: node
+  linkType: hard
+
 "lowercase-keys@npm:^1.0.0, lowercase-keys@npm:^1.0.1":
   version: 1.0.1
   resolution: "lowercase-keys@npm:1.0.1"
@@ -5026,6 +5096,7 @@ resolve@^1.20.0:
     husky: latest
     jest: latest
     lint-staged: latest
+    log4js: ^6.4.6
     nodemon: latest
     pinst: latest
     prettier: latest
@@ -5091,6 +5162,17 @@ resolve@^1.20.0:
   languageName: node
   linkType: hard
 
+"streamroller@npm:^3.0.8":
+  version: 3.0.8
+  resolution: "streamroller@npm:3.0.8"
+  dependencies:
+    date-format: ^4.0.9
+    debug: ^4.3.4
+    fs-extra: ^10.1.0
+  checksum: 34dce4add3aec6efde41ac2dac1b9d3393e109628c49d56adb0093b8ef636ed907765113f5683ea64271f983fbfe775a7cf382d681dc3797d546d0065d7a3d27
+  languageName: node
+  linkType: hard
+
 "string-argv@npm:^0.3.1":
   version: 0.3.1
   resolution: "string-argv@npm:0.3.1"
@@ -5537,6 +5619,13 @@ typescript@latest:
   languageName: node
   linkType: hard
 
+"universalify@npm:^2.0.0":
+  version: 2.0.0
+  resolution: "universalify@npm:2.0.0"
+  checksum: 2406a4edf4a8830aa6813278bab1f953a8e40f2f63a37873ffa9a3bc8f9745d06cc8e88f3572cb899b7e509013f7f6fcc3e37e8a6d914167a5381d8440518c44
+  languageName: node
+  linkType: hard
+
 "update-notifier@npm:^5.1.0":
   version: 5.1.0
   resolution: "update-notifier@npm:5.1.0"