From f5eb4756601dfc012f5881af0ed95c13b7ee1591 Mon Sep 17 00:00:00 2001
From: Oleg Kalachev <okalachev@gmail.com>
Date: Fri, 11 Feb 2022 15:03:37 +0300
Subject: [PATCH] selfcheck.py: check free disk space

---
 clover/src/selfcheck.py | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/clover/src/selfcheck.py b/clover/src/selfcheck.py
index 3093f813..b2b5e7bb 100755
--- a/clover/src/selfcheck.py
+++ b/clover/src/selfcheck.py
@@ -740,6 +740,14 @@ def check_network():
 
 @check('RPi health')
 def check_rpi_health():
+    try:
+        import shutil
+        total, used, free = shutil.disk_usage('/')
+        if free < 100 * 1024 * 1024:
+            failure('disk space is less than 100 MB; consider removing logs (~/.ros/log/)')
+    except Exception as e:
+        info('could not check the disk free space: %s', str(e))
+
     # `vcgencmd get_throttled` output codes taken from
     # https://github.com/raspberrypi/documentation/blob/JamesH65-patch-vcgencmd-vcdbg-docs/raspbian/applications/vcgencmd.md#get_throttled
     # TODO: support more base platforms?