added status list

src/methods/status.js

@@ -0,0 +1,47 @@
+const {exec} = require("child_process");
+const {promisify} = require("util");
+const promisifiedExec = promisify(exec);
+
+module.exports = function(raw) {
+  if (raw && typeof raw !== "boolean") {
+    throw new Error("The raw must be type of boolean.");
+  };
+
+  try {
+    let res = await promisifiedExec(`sudo ufw status`);
+
+    if (res.stderr) throw new Error(res.stderr);
+
+    if (res.stdout) {
+      if (!raw) {
+        let list = [];
+
+        // parsing
+        let parsedStatus = res.stdout.replace(/\r|\n/gi, "  ").split(/\s{2,}/gi).filter(x => x.length);
+        if (!parsedStatus.length) return [];
+        
+        let findAfterFrom = parsedStatus.findIndex(x => x == "----");
+        if (!findAfterFrom.length) return [];
+
+        let afterSlice = parsedStatus.slice(findAfterFrom + 1, parsedStatus.length);
+        if (!afterSlice.length) return [];
+        
+        for (let i = 0; i < afterSlice.length; i++) {
+          if (i % 3 == 0) {
+            let to = afterSlice[i];
+            let action = afterSlice[i + 1];
+            let from = afterSlice[i + 2];
+            
+            list.push({to, action, from});
+          };
+        };
+
+        return list;
+      } else {
+        return res.stdout;
+      };
+    };
+  } catch (err) {
+    throw new Error(err);
+  };
+};