Created the shell controller

server/controller/shell.js

@@ -0,0 +1,42 @@
+const {Client} = require("ssh2");
+
+const mapLines = (data) => {
+    let infoData = {};
+    const lines = data.toString().split("\n");
+
+    lines.map((line) => {
+        if (line === "") return;
+        const [key, value] = line.split("=");
+        infoData[key.toLowerCase()] = value.replace(/"/g, "");
+    });
+
+    return infoData;
+}
+
+module.exports.checkServer = async ({hostname, username = "root", password, privateKey}) => {
+    const port = hostname.split(":")[1] || 22;
+    hostname = hostname.split(":")[0];
+
+    let session = new Client();
+
+    return new Promise((resolve, reject) => {
+        session.on("ready", () => {
+            let infoData = {};
+
+            session.exec("cat /etc/os-release", (err, stream) => {
+                stream.on("close", (code) => {
+                    session.end();
+                    if (code === 0) return resolve(infoData);
+
+                    reject("Error while checking distro");
+                }).on("data", (data) => {
+                    infoData = {...infoData, ...mapLines(data)};
+                });
+            });
+
+        }).connect({host: hostname, port, username, password, privateKey, readyTimeout: 5000}).on("error", (err) => {
+            reject("Error while connecting to server");
+            session.end();
+        });
+    })
+}