chore: migrate E2B SDK to beta version

backend/server/package-lock.json

@@ -12,7 +12,7 @@
         "concurrently": "^8.2.2",
         "cors": "^2.8.5",
         "dotenv": "^16.4.5",
-        "e2b": "^0.16.1",
+        "e2b": "^0.16.2-beta.46",
         "express": "^4.19.2",
         "rate-limiter-flexible": "^5.0.3",
         "simple-git": "^3.25.0",
@@ -41,6 +41,28 @@
         "node": ">=6.9.0"
       }
     },
+    "node_modules/@bufbuild/protobuf": {
+      "version": "1.10.0",
+      "resolved": "https://registry.npmjs.org/@bufbuild/protobuf/-/protobuf-1.10.0.tgz",
+      "integrity": "sha512-QDdVFLoN93Zjg36NoQPZfsVH9tZew7wKDKyV5qRdj8ntT4wQCOradQjRaTdwMhWUYsgKsvCINKKm87FdEk96Ag=="
+    },
+    "node_modules/@connectrpc/connect": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/@connectrpc/connect/-/connect-1.4.0.tgz",
+      "integrity": "sha512-vZeOkKaAjyV4+RH3+rJZIfDFJAfr+7fyYr6sLDKbYX3uuTVszhFe9/YKf5DNqrDb5cKdKVlYkGn6DTDqMitAnA==",
+      "peerDependencies": {
+        "@bufbuild/protobuf": "^1.4.2"
+      }
+    },
+    "node_modules/@connectrpc/connect-web": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/@connectrpc/connect-web/-/connect-web-1.4.0.tgz",
+      "integrity": "sha512-13aO4psFbbm7rdOFGV0De2Za64DY/acMspgloDlcOKzLPPs0yZkhp1OOzAQeiAIr7BM/VOHIA3p8mF0inxCYTA==",
+      "peerDependencies": {
+        "@bufbuild/protobuf": "^1.4.2",
+        "@connectrpc/connect": "1.4.0"
+      }
+    },
     "node_modules/@cspotcode/source-map-support": {
       "version": "0.8.1",
       "resolved": "https://registry.npmjs.org/@cspotcode/source-map-support/-/source-map-support-0.8.1.tgz",
@@ -443,6 +465,7 @@
       "integrity": "sha512-4T53u4PdgsXqKaIctwF8ifXlRTTmEPJ8iEPWFdGZvcf7sbwYo6FKFEX9eNNAnzFZ7EzJAQ3CJeOtCRA4rDp7Pw==",
       "hasInstallScript": true,
       "optional": true,
+      "peer": true,
       "dependencies": {
         "node-gyp-build": "^4.3.0"
       },
@@ -564,6 +587,11 @@
       "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz",
       "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA=="
     },
+    "node_modules/compare-versions": {
+      "version": "6.1.1",
+      "resolved": "https://registry.npmjs.org/compare-versions/-/compare-versions-6.1.1.tgz",
+      "integrity": "sha512-4hm4VPpIecmlg59CHXnRDnqGplJFrbLG4aFEl5vl6cK1u76ws3LLvX7ikFnTDl5vo39sjWD6AaDPYodJp/NNHg=="
+    },
     "node_modules/concat-map": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
@@ -737,23 +765,19 @@
       }
     },
     "node_modules/e2b": {
-      "version": "0.16.2",
+      "version": "0.16.2-beta.46",
-      "resolved": "https://registry.npmjs.org/e2b/-/e2b-0.16.2.tgz",
+      "resolved": "https://registry.npmjs.org/e2b/-/e2b-0.16.2-beta.46.tgz",
-      "integrity": "sha512-xKmVK4ipgVQPJ/uyyrfH9LnaawERRWt8U2UZhdhGfzdL/QU/OpBjuhoIbFCv1Uy6qXV4nIiJ6Nw4MBC4HmXf1g==",
+      "integrity": "sha512-Hfh1dRmTzroFFvN5GNMj5x5xfZLN4iiMwdkXcUEky6yq7AkFsD/1ljKoddL/BzFYtSvKJpJ9iKXwsVI3Z28stA==",
       "dependencies": {
-        "isomorphic-ws": "^5.0.0",
+        "@bufbuild/protobuf": "^1.10.0",
-        "normalize-path": "^3.0.0",
+        "@connectrpc/connect": "^1.4.0",
-        "openapi-typescript-fetch": "^1.1.3",
+        "@connectrpc/connect-web": "^1.4.0",
-        "path-browserify": "^1.0.1",
+        "compare-versions": "^6.1.0",
-        "platform": "^1.3.6",
+        "openapi-fetch": "^0.9.7",
-        "ws": "^8.15.1"
+        "platform": "^1.3.6"
       },
       "engines": {
         "node": ">=18"
-      },
-      "optionalDependencies": {
-        "bufferutil": "^4.0.8",
-        "utf-8-validate": "^6.0.3"
       }
     },
     "node_modules/ee-first": {
@@ -1195,14 +1219,6 @@
         "node": ">=0.12.0"
       }
     },
-    "node_modules/isomorphic-ws": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/isomorphic-ws/-/isomorphic-ws-5.0.0.tgz",
-      "integrity": "sha512-muId7Zzn9ywDsyXgTIafTry2sV3nySZeUDe6YedVd1Hvuuep5AsIlqK+XefWpYTyJG5e503F2xIuT2lcU6rCSw==",
-      "peerDependencies": {
-        "ws": "*"
-      }
-    },
     "node_modules/lodash": {
       "version": "4.17.21",
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
@@ -1301,6 +1317,7 @@
       "resolved": "https://registry.npmjs.org/node-gyp-build/-/node-gyp-build-4.8.1.tgz",
       "integrity": "sha512-OSs33Z9yWr148JZcbZd5WiAXhh/n9z8TxQcdMhIOlpN9AhWpLfvVFO73+m77bBABQMaY9XSvIa+qk0jlI7Gcaw==",
       "optional": true,
+      "peer": true,
       "bin": {
         "node-gyp-build": "bin.js",
         "node-gyp-build-optional": "optional.js",
@@ -1383,6 +1400,7 @@
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-3.0.0.tgz",
       "integrity": "sha512-6eZs5Ls3WtCisHWp9S2GUy8dqkpGi4BVSz3GaqiE6ezub0512ESztXUwUB6C6IKbQkY2Pnb/mD4WYojCRwcwLA==",
+      "dev": true,
       "engines": {
         "node": ">=0.10.0"
       }
@@ -1417,15 +1435,19 @@
         "node": ">= 0.8"
       }
     },
-    "node_modules/openapi-typescript-fetch": {
+    "node_modules/openapi-fetch": {
-      "version": "1.1.3",
+      "version": "0.9.8",
-      "resolved": "https://registry.npmjs.org/openapi-typescript-fetch/-/openapi-typescript-fetch-1.1.3.tgz",
+      "resolved": "https://registry.npmjs.org/openapi-fetch/-/openapi-fetch-0.9.8.tgz",
-      "integrity": "sha512-smLZPck4OkKMNExcw8jMgrMOGgVGx2N/s6DbKL2ftNl77g5HfoGpZGFy79RBzU/EkaO0OZpwBnslfdBfh7ZcWg==",
+      "integrity": "sha512-zM6elH0EZStD/gSiNlcPrzXcVQ/pZo3BDvC6CDwRDUt1dDzxlshpmQnpD6cZaJ39THaSmwVCxxRrPKNM1hHrDg==",
-      "engines": {
+      "dependencies": {
-        "node": ">= 12.0.0",
+        "openapi-typescript-helpers": "^0.0.8"
-        "npm": ">= 7.0.0"
       }
     },
+    "node_modules/openapi-typescript-helpers": {
+      "version": "0.0.8",
+      "resolved": "https://registry.npmjs.org/openapi-typescript-helpers/-/openapi-typescript-helpers-0.0.8.tgz",
+      "integrity": "sha512-1eNjQtbfNi5Z/kFhagDIaIRj6qqDzhjNJKz8cmMW0CVdGwT6e1GLbAfgI0d28VTJa1A8jz82jm/4dG8qNoNS8g=="
+    },
     "node_modules/parseurl": {
       "version": "1.3.3",
       "resolved": "https://registry.npmjs.org/parseurl/-/parseurl-1.3.3.tgz",
@@ -1434,11 +1456,6 @@
         "node": ">= 0.8"
       }
     },
-    "node_modules/path-browserify": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/path-browserify/-/path-browserify-1.0.1.tgz",
-      "integrity": "sha512-b7uo2UCUOYZcnF/3ID0lulOJi/bafxa1xPe7ZPsammBSpjSWQkjNxlt635YGS2MiR9GjvuXCtz2emr3jbsz98g=="
-    },
     "node_modules/path-to-regexp": {
       "version": "0.1.7",
       "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-0.1.7.tgz",
@@ -2053,6 +2070,7 @@
       "integrity": "sha512-xu9GQDeFp+eZ6LnCywXN/zBancWvOpUMzgjLPSjy4BRHSmTelvn2E0DG0o1sTiw5hkCKBHo8rwSKncfRfv2EEQ==",
       "hasInstallScript": true,
       "optional": true,
+      "peer": true,
       "dependencies": {
         "node-gyp-build": "^4.3.0"
       },
@@ -2098,26 +2116,6 @@
         "url": "https://github.com/chalk/wrap-ansi?sponsor=1"
       }
     },
-    "node_modules/ws": {
-      "version": "8.18.0",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-8.18.0.tgz",
-      "integrity": "sha512-8VbfWfHLbbwu3+N6OKsOMpBdT4kXPDDB9cJk2bJ6mh9ucxdlnNvH1e+roYkKmN9Nxw2yjz7VzeO9oOz2zJ04Pw==",
-      "engines": {
-        "node": ">=10.0.0"
-      },
-      "peerDependencies": {
-        "bufferutil": "^4.0.1",
-        "utf-8-validate": ">=5.0.2"
-      },
-      "peerDependenciesMeta": {
-        "bufferutil": {
-          "optional": true
-        },
-        "utf-8-validate": {
-          "optional": true
-        }
-      }
-    },
     "node_modules/y18n": {
       "version": "5.0.8",
       "resolved": "https://registry.npmjs.org/y18n/-/y18n-5.0.8.tgz",

backend/server/package.json

@@ -14,7 +14,7 @@
     "concurrently": "^8.2.2",
     "cors": "^2.8.5",
     "dotenv": "^16.4.5",
-    "e2b": "^0.16.1",
+    "e2b": "^0.16.2-beta.46",
     "express": "^4.19.2",
     "rate-limiter-flexible": "^5.0.3",
     "simple-git": "^3.25.0",

backend/server/src/Terminal.ts

@@ -0,0 +1,77 @@
+import { Sandbox, ProcessHandle } from "e2b";
+
+// Terminal class to manage a pseudo-terminal (PTY) in a sandbox environment
+export class Terminal {
+  private pty: ProcessHandle | undefined; // Holds the PTY process handle
+  private input:
+    | { stop: () => void; sendData: (data: Uint8Array) => void }
+    | undefined; // Holds input stream controls
+  private sandbox: Sandbox; // Reference to the sandbox environment
+
+  // Constructor initializes the Terminal with a sandbox
+  constructor(sandbox: Sandbox) {
+    this.sandbox = sandbox;
+  }
+
+  // Initialize the terminal with specified rows, columns, and data handler
+  async init({
+    rows = 20,
+    cols = 80,
+    onData,
+  }: {
+    rows?: number;
+    cols?: number;
+    onData: (responseData: string) => void;
+  }): Promise<void> {
+    // Create a new PTY process
+    this.pty = await this.sandbox.pty.create({
+      rows,
+      cols,
+      timeout: 0,
+      onData: (data: Uint8Array) => {
+        onData(data.toString()); // Convert received data to string and pass to handler
+      },
+    });
+    // Set up input stream for the PTY
+    this.input = await this.sandbox.pty.streamInput(this.pty.pid);
+  }
+
+  // Send data to the terminal
+  sendData(data: string): void {
+    if (this.input) {
+      this.input.sendData(Buffer.from(data)); // Convert string to Buffer and send
+    } else {
+      console.log("Cannot send data because input is not initialized.");
+    }
+  }
+
+  // Resize the terminal
+  async resize(size: { cols: number; rows: number }): Promise<void> {
+    if (this.pty) {
+      await this.sandbox.pty.resize(this.pty.pid, size);
+    } else {
+      console.log("Cannot send data because pty is not initialized.");
+    }
+  }
+
+  // Close the terminal, killing the PTY process and stopping the input stream
+  async close(): Promise<void> {
+    if (this.pty) {
+      await this.pty.kill();
+    } else {
+      console.log("Cannot kill pty because it is not initialized.");
+    }
+    if (this.input) {
+      this.input.stop();
+    } else {
+      console.log("Cannot stop input because it is not initialized.");
+    }
+  }
+}
+
+// Usage example:
+// const terminal = new Terminal(sandbox);
+// await terminal.init();
+// terminal.sendData('ls -la');
+// await terminal.resize({ cols: 100, rows: 30 });
+// await terminal.close();

backend/server/src/index.ts

@@ -20,7 +20,11 @@ import {
   saveFile,
 } from "./fileoperations";
 import { LockManager } from "./utils";
-import { Sandbox, Terminal, FilesystemManager } from "e2b";
+
+import { Sandbox, Filesystem } from "e2b";
+
+import { Terminal } from "./Terminal"
+
 import {
   MAX_BODY_SIZE,
   createFileRL,
@@ -52,12 +56,12 @@ const terminals: Record<string, Terminal> = {};
 const dirName = "/home/user";
 
 const moveFile = async (
-  filesystem: FilesystemManager,
+  filesystem: Filesystem,
   filePath: string,
   newFilePath: string
 ) => {
-  const fileContents = await filesystem.readBytes(filePath);
+  const fileContents = await filesystem.read(filePath);
-  await filesystem.writeBytes(newFilePath, fileContents);
+  await filesystem.write(newFilePath, fileContents);
   await filesystem.remove(filePath);
 };
 
@@ -156,7 +160,7 @@ io.on("connection", async (socket) => {
     await lockManager.acquireLock(data.sandboxId, async () => {
       try {
         if (!containers[data.sandboxId]) {
-          containers[data.sandboxId] = await Sandbox.create();
+          containers[data.sandboxId] = await Sandbox.create({ timeoutMs: 1200000 });
           console.log("Created container ", data.sandboxId);
         }
       } catch (e: any) {
@@ -167,7 +171,7 @@ io.on("connection", async (socket) => {
 
     // Change the owner of the project directory to user
     const fixPermissions = async () => {
-      await containers[data.sandboxId].process.startAndWait(
+      await containers[data.sandboxId].commands.run(
         `sudo chown -R user "${path.join(dirName, "projects", data.sandboxId)}"`
       );
     };
@@ -175,10 +179,14 @@ io.on("connection", async (socket) => {
     const sandboxFiles = await getSandboxFiles(data.sandboxId);
     sandboxFiles.fileData.forEach(async (file) => {
       const filePath = path.join(dirName, file.id);
-      await containers[data.sandboxId].filesystem.makeDir(
+      try {
+        await containers[data.sandboxId].files.makeDir(
           path.dirname(filePath)
         );
-      await containers[data.sandboxId].filesystem.write(filePath, file.data);
+      } catch (e: any) {
+        console.log("Failed to create directory: " + e);
+      }
+      await containers[data.sandboxId].files.write(filePath, file.data);
     });
     fixPermissions();
 
@@ -231,7 +239,7 @@ io.on("connection", async (socket) => {
         if (!file) return;
         file.data = body;
 
-        await containers[data.sandboxId].filesystem.write(
+        await containers[data.sandboxId].files.write(
           path.join(dirName, file.id),
           body
         );
@@ -253,7 +261,7 @@ io.on("connection", async (socket) => {
           const newFileId = folderId + "/" + parts.pop();
 
           await moveFile(
-            containers[data.sandboxId].filesystem,
+            containers[data.sandboxId].files,
             path.join(dirName, fileId),
             path.join(dirName, newFileId)
           );
@@ -346,7 +354,7 @@ io.on("connection", async (socket) => {
 
         const id = `projects/${data.sandboxId}/${name}`;
 
-        await containers[data.sandboxId].filesystem.write(
+        await containers[data.sandboxId].files.write(
           path.join(dirName, id),
           ""
         );
@@ -383,7 +391,7 @@ io.on("connection", async (socket) => {
 
         const id = `projects/${data.sandboxId}/${name}`;
 
-        await containers[data.sandboxId].filesystem.makeDir(
+        await containers[data.sandboxId].files.makeDir(
           path.join(dirName, id)
         );
 
@@ -412,7 +420,7 @@ io.on("connection", async (socket) => {
           parts.slice(0, parts.length - 1).join("/") + "/" + newName;
 
         await moveFile(
-          containers[data.sandboxId].filesystem,
+          containers[data.sandboxId].files,
           path.join(dirName, fileId),
           path.join(dirName, newFileId)
         );
@@ -435,7 +443,7 @@ io.on("connection", async (socket) => {
         const file = sandboxFiles.fileData.find((f) => f.id === fileId);
         if (!file) return;
 
-        await containers[data.sandboxId].filesystem.remove(
+        await containers[data.sandboxId].files.remove(
           path.join(dirName, fileId)
         );
         sandboxFiles.fileData = sandboxFiles.fileData.filter(
@@ -462,7 +470,7 @@ io.on("connection", async (socket) => {
 
         await Promise.all(
           files.map(async (file) => {
-            await containers[data.sandboxId].filesystem.remove(
+            await containers[data.sandboxId].files.remove(
               path.join(dirName, file)
             );
 
@@ -491,35 +499,36 @@ io.on("connection", async (socket) => {
 
         await lockManager.acquireLock(data.sandboxId, async () => {
           try {
-            terminals[id] = await containers[data.sandboxId].terminal.start({
+            terminals[id] = new Terminal(containers[data.sandboxId])
-              onData: (responseData: string) => {
+            await terminals[id].init({
-                io.emit("terminalResponse", { id, data: responseData });
+              onData: (responseString: string) => {
+                io.emit("terminalResponse", { id, data: responseString });
 
                 function extractPortNumber(inputString: string) {
                   // Remove ANSI escape codes
                   const cleanedString = inputString.replace(/\x1B\[[0-9;]*m/g, '');
+
                   // Regular expression to match port number
                   const regex = /http:\/\/localhost:(\d+)/;
                   // If a match is found, return the port number
                   const match = cleanedString.match(regex);
                   return match ? match[1] : null;
                 }
-                const port = parseInt(extractPortNumber(responseData) ?? "");
+                const port = parseInt(extractPortNumber(responseString) ?? "");
                 if (port) {
                   io.emit(
                     "previewURL",
-                    "https://" + containers[data.sandboxId].getHostname(port)
+                    "https://" + containers[data.sandboxId].getHost(port)
                   );
                 }
-
               },
-              size: { cols: 80, rows: 20 },
+              cols: 80,
-              onExit: () => console.log("Terminal exited", id),
+              rows: 20,
+              //onExit: () => console.log("Terminal exited", id),
             });
-            await terminals[id].sendData(
+            terminals[id].sendData(
-              `cd "${path.join(dirName, "projects", data.sandboxId)}"\r`
+              `cd "${path.join(dirName, "projects", data.sandboxId)}"\rexport PS1='user> '\rclear\r`
             );
-            await terminals[id].sendData("export PS1='user> '\rclear\r");
             console.log("Created terminal", id);
           } catch (e: any) {
             console.error(`Error creating terminal ${id}:`, e);
@@ -548,7 +557,7 @@ io.on("connection", async (socket) => {
       }
     );
 
-    socket.on("terminalData", (id: string, data: string) => {
+    socket.on("terminalData", async (id: string, data: string) => {
       try {
         if (!terminals[id]) {
           return;
@@ -567,7 +576,7 @@ io.on("connection", async (socket) => {
           return;
         }
 
-        await terminals[id].kill();
+        await terminals[id].close();
         delete terminals[id];
 
         callback();
@@ -636,7 +645,7 @@ io.on("connection", async (socket) => {
         if (data.isOwner && connections[data.sandboxId] <= 0) {
           await Promise.all(
             Object.entries(terminals).map(async ([key, terminal]) => {
-              await terminal.kill();
+              await terminal.close();
               delete terminals[key];
             })
           );
@@ -644,7 +653,7 @@ io.on("connection", async (socket) => {
           await lockManager.acquireLock(data.sandboxId, async () => {
             try {
               if (containers[data.sandboxId]) {
-                await containers[data.sandboxId].close();
+                await containers[data.sandboxId].kill();
                 delete containers[data.sandboxId];
                 console.log("Closed container", data.sandboxId);
               }