From db0e4ad7c529ecaf2e4bbaa4555889769c1eba8d Mon Sep 17 00:00:00 2001
From: Sebastian Hildebrandt <hildebrandt@plus-innovations.com>
Date: Fri, 17 Jun 2022 09:39:41 +0200
Subject: [PATCH] fsSize() adapted parsing linux

---
 lib/filesystem.js | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/lib/filesystem.js b/lib/filesystem.js
index fd25068..5a3533a 100644
--- a/lib/filesystem.js
+++ b/lib/filesystem.js
@@ -49,12 +49,17 @@ function fsSize(callback) {
     return 'HFS';
   }
 
+  function isLinuxTmpFs(fs) {
+    const linuxTmpFileSystems = ['rootfs', 'unionfs', 'squashfs', 'cramfs', 'initrd', 'initramfs', 'devtmpfs', 'tmpfs', 'udev', 'devfs', 'specfs'];
+    return (linuxTmpFileSystems.includes(fs.toLowerCase()));
+  }
+
   function parseDf(lines) {
     let data = [];
     lines.forEach(function (line) {
       if (line !== '') {
         line = line.replace(/ +/g, ' ').split(' ');
-        if (line && ((line[0].startsWith('/')) || (line[6] && line[6] === '/') || (line[0].indexOf('/') > 0) || (line[0].indexOf(':') === 1))) {
+        if (line && ((line[0].startsWith('/')) || (line[6] && line[6] === '/') || (line[0].indexOf('/') > 0) || (line[0].indexOf(':') === 1) || !_darwin && !isLinuxTmpFs(line[1]))) {
           const fs = line[0];
           const fsType = ((_linux || _freebsd || _openbsd || _netbsd) ? line[1] : getmacOsFsType(line[0]));
           const size = parseInt(((_linux || _freebsd || _openbsd || _netbsd) ? line[2] : line[1])) * 1024;
@@ -96,7 +101,7 @@ function fsSize(callback) {
             macOsDisks = [];
           }
         }
-        if (_linux) { cmd = 'df -lkPTx squashfs | grep  -E "^/|^.\\:"'; }
+        if (_linux) { cmd = 'df -lkPTx squashfs'; } // cmd = 'df -lkPTx squashfs | grep  -E "^/|^.\\:"';
         if (_freebsd || _openbsd || _netbsd) { cmd = 'df -lkPT'; }
         exec(cmd, { maxBuffer: 1024 * 1024 }, function (error, stdout) {
           if (!error) {