File transfer trial

2026-08-07 19:56:19 -04:00 · 2024-04-20 15:10:06 -04:00
parent a37a7ba152
commit 7c81755cda
4 changed files with 251 additions and 0 deletions
--- a/peer_temp/temp_sender.js
+++ b/peer_temp/temp_sender.js
@@ -0,0 +1,121 @@
+// // Receiving Peer
+
+// const net = require('net');
+// const fs = require('fs');
+
+// // Port on which this peer will listen for requests
+// const listenPort = 12345;
+
+// // Mapping of file IDs to file paths
+// const filesMap = {
+//     'file123': '/path/to/file.txt',
+//     // Add more file IDs and corresponding file paths as needed
+// };
+
+// // Create a server to listen for incoming requests
+// const server = net.createServer((socket) => {
+//     console.log('Peer connected');
+
+//     // Handle data (file ID) received from the requester peer
+//     socket.on('data', (data) => {
+//         const fileId = data.toString();
+//         console.log('Received request for file ID:', fileId);
+
+//         // Look up the file path based on the file ID
+//         const filePath = filesMap[fileId];
+
+//         if (filePath) {
+//             // Read the file and send its contents back to the requester
+//             fs.readFile(filePath, (err, fileData) => {
+//                 if (err) {
+//                     console.error('Error reading file:', err);
+//                     socket.end();
+//                     return;
+//                 }
+
+//                 // Send the file data to the requester
+//                 socket.write(fileData);
+
+//                 // Close the connection after sending the file
+//                 socket.end();
+//             });
+//         } else {
+//             console.log('File ID not found');
+//             socket.end();
+//         }
+//     });
+// });
+
+// // Start listening for incoming connections
+// server.listen(listenPort, () => {
+//     console.log('Peer server listening on port', listenPort);
+// });
+
+// // Handle server errors
+// server.on('error', (err) => {
+//     console.error('Server error:', err);
+// });
+
+
+// Receiving Peer
+
+const net = require('net');
+const fs = require('fs');
+
+// Port on which this peer will listen for requests
+const listenPort = 12345;
+
+// Mapping of file IDs to file paths
+const filesMap = {
+    'abcd.txt': './abcd.txt',
+    // Add more file IDs and corresponding file paths as needed
+};
+
+// Create a TCP server to listen for incoming requests from other peers
+const server = net.createServer((socket) => {
+    console.log('Receiving peer server connected');
+
+    // Handle data (file ID) received from the requester peer
+    socket.on('data', (data) => {
+        const fileId = data.toString();
+        console.log('Received request for file ID:', fileId);
+
+        // Look up the file path based on the file ID
+        const filePath = filesMap[fileId];
+
+        if (filePath) {
+            // Read the file and send its contents back to the requester
+            fs.readFile(filePath, (err, fileData) => {
+                if (err) {
+                    console.error('Error reading file:', err);
+                    socket.end();
+                    return;
+                }
+
+                // Send the file data to the requester
+                socket.write(fileData);
+
+                // Close the connection after sending the file
+                socket.end();
+            });
+        } else {
+            console.log('File ID not found');
+            socket.end();
+        }
+    });
+
+    // Handle connection errors
+    socket.on('error', (err) => {
+        console.error('Connection error:', err);
+    });
+});
+
+// Start the server
+server.listen(listenPort, () => {
+    console.log('Receiving peer server listening for incoming connections');
+});
+
+// Handle server errors
+server.on('error', (err) => {
+    console.error('Server error:', err);
+});