danielbene · July 25, 2021 10:14 · Jul 25, 2021
diff --git a/nas_free_discord.py b/nas_free_discord.py
@@ -0,0 +1,42 @@
+# automate reporting after homlab starts with below cronjob:
+# @reboot sleep 60 && python3 <path_to_script>
+
+import logging
+import requests
+import shutil
+from datetime import datetime
+
+target = '<mount_path>'
+ts_format = '%Y.%m.%d %H:%M:%S'
+logging.basicConfig(filename='<log_file_path>',
+                    filemode='a',
+                    format='%(asctime)s,%(msecs)d %(name)s %(levelname)s %(message)s',
+                    datefmt=ts_format,
+                    level=logging.INFO)  # logging.DEBUG for verbosity
+url = '<discord_channel_webhook_url>'
+
+
+# KB:2**10, MB:2**20, GB:2**30 etc (1024=2**10)
+def get_free_space():
+    free = shutil.disk_usage(target).free
+    return str(free // (2**20)) + 'MB'
+
+
+def get_ts():
+    now = datetime.now()
+    return now.strftime(ts_format)
+
+
+available = get_free_space()
+data = {
+    'content': f'{get_ts()} - Available space on device: {available}'
+}
+
+try:
+    logging.info('request start')
+    result = requests.post(url, json=data)
+    result.raise_for_status()
+except Exception as err:
+    logging.error(f'request error: {err}')
+else:
+    logging.info(f'request success: {result.status_code}, value: {available}')