1 files changed, 78 insertions, 0 deletions
diff --git a/src/op_mode/storage.py b/src/op_mode/storage.py
new file mode 100755
index 000000000..d16e271bd
--- /dev/null
+++ b/src/op_mode/storage.py
@@ -0,0 +1,78 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2022 VyOS maintainers and contributors
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 or later as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+import sys
+
+import vyos.opmode
+from vyos.util import cmd
+
+# FIY: As of coreutils from Debian Buster and Bullseye,
+# the outpt looks like this:
+#
+# $ df -h -t ext4 --output=source,size,used,avail,pcent
+# Filesystem      Size  Used Avail Use%
+# /dev/sda1        16G  7.6G  7.3G  51%
+#
+# Those field names are automatically normalized by vyos.opmode.run,
+# so we don't touch them here,
+# and only normalize values.
+
+def _get_system_storage(only_persistent=False):
+    if not only_persistent:
+        cmd_str = 'df -h -x squashf'
+    else:
+        cmd_str = 'df -h -t ext4 --output=source,size,used,avail,pcent'
+
+    res = cmd(cmd_str)
+
+    return res
+
+def _get_raw_data():
+    from re import sub as re_sub
+    from vyos.util import human_to_bytes
+
+    out =  _get_system_storage(only_persistent=True)
+    lines = out.splitlines()
+    lists = [l.split() for l in lines]
+    res = {lists[0][i]: lists[1][i] for i in range(len(lists[0]))}
+
+    res["Size"] = human_to_bytes(res["Size"])
+    res["Used"] = human_to_bytes(res["Used"])
+    res["Avail"] = human_to_bytes(res["Avail"])
+    res["Use%"] = re_sub(r'%', '', res["Use%"])
+
+    return res
+
+def _get_formatted_output():
+    return _get_system_storage()
+
+def show(raw: bool):
+    if raw:
+        return _get_raw_data()
+
+    return _get_formatted_output()
+
+
+if __name__ == '__main__':
+    try:
+        res = vyos.opmode.run(sys.modules[__name__])
+        if res:
+            print(res)
+    except (ValueError, vyos.opmode.Error) as e:
+        print(e)
+        sys.exit(1)
+