feat: add SSH command execution utility

Author: nimisha-gj

src/utils/ssh.ts

@@ -0,0 +1,51 @@
+const { Client } = require("ssh2");
+
+export const executeSSHCommand = async (
+    command: string,
+    host: string,
+    port: number,
+    username: string,
+    password: string
+): Promise<string> => {
+    return new Promise((resolve, reject) => {
+        const conn = new Client();
+        conn
+            .on("ready", () => {
+                conn.exec(command, (err: any, stream: any) => {
+                    if (err) {
+                        conn.end();
+                        return reject(err);
+                    }
+
+                    let stdout = "";
+                    let stderr = "";
+
+                    stream
+                        .on("close", (code: number) => {
+                            conn.end();
+                            if (code === 0) {
+                                resolve(stdout);  // Return the command output
+                            } else {
+                                reject(new Error(stderr));
+                            }
+                        })
+                        .on("data", (data: { toString: () => string }) => {
+                            stdout += data.toString();
+                        })
+                        .stderr.on("data", (data: { toString: () => string }) => {
+                        stderr += data.toString();
+                    });
+                });
+            })
+            .on("error", (err: any) => {
+                console.error("SSH Error:", err);
+                reject(err);
+            })
+            .connect({
+                host,
+                port,
+                username,
+                password,
+            });
+    });
+};