Merge pull request #6 from knackroot-technolabs-llp/cloud-backup

Cloud backup

README.md

@@ -105,6 +105,15 @@ Optionally, you can add a backup process to the DB. Check the ./backup folder.
 You can build the suggested image via `docker build -t katpool-backup:0.4 .` and uncomment its part in the docker-compose.yml file.
 We recommend to transfer the database dump files to other location as additional protection.
 
+For cloud backup get google credentials file from google cloud console 
+  - Add that json file to backup folder as "google-credentials.json"
+  - Configure the email address to access the dump file in config as "backupEmailAddress"
+Then execute the below commads:
+```bash
+  cd backup/
+  bun run cloudBackup.ts fileName.sql
+```
+
 ## How to install locally using bun (not recommended)
 To install dependencies:
 

backup/cloudBackup.ts

@@ -0,0 +1,50 @@
+import { createReadStream, access, constants } from 'fs';
+import path from 'path';
+import { google } from 'googleapis';
+import config from '../config/config.json'
+import googleCredentials from './google-credentials.json';
+
+const SCOPES = ["https://www.googleapis.com/auth/drive.file"];
+const fileNameArgs = process.argv.slice(2); 
+
+async function authorize() {
+    const jwtClient = new google.auth.JWT(
+        googleCredentials.client_email,
+        undefined,
+        googleCredentials.private_key,
+        SCOPES
+    );
+    await jwtClient.authorize();
+    return jwtClient;
+}
+
+async function uploadFile(authClient: any) {
+    const drive = google.drive({ version: "v3", auth: authClient });
+
+    for(let i = 0; i < fileNameArgs.length; i++) {
+        access(fileNameArgs[i], constants.F_OK, async (err) => {
+            if (err) {
+                console.log(`The file ${fileNameArgs[i]} does not exist in the current directory.`);
+            } else {
+                const file = await drive.files.create({
+                    media: {
+                        body: createReadStream(fileNameArgs[i]),
+                    },
+                    fields: "id",
+                    requestBody: {
+                        name: path.basename(fileNameArgs[i]),
+                    },
+                });
+                console.log("File Uploaded :", file.data.id);
+                const backupEmailAddress = config.backupEmailAddress
+                await drive.permissions.create({ fileId: file.data.id!, requestBody: { type: 'user', role: 'writer', emailAddress: backupEmailAddress } })
+            }
+        });
+    }
+}
+
+(async function main() {
+    const authClient = await authorize();
+    await uploadFile(authClient);
+})()
+

config/config.json

@@ -27,5 +27,6 @@
   },
   "treasury": {
     "fee": 5
-  }
+  },
+  "backupEmailAddress": ""
 }

package.json

@@ -21,6 +21,7 @@
     "denque": "^2.1.0",
     "dotenv": "^16.4.5",
     "fs": "^0.0.1-security",
+    "googleapis": "^144.0.0",
     "json-bigint": "^1.0.0",
     "lmdb": "^3.0.11",
     "node-cron": "^3.0.3",