Add file age check

src/check_file_age.py

@@ -0,0 +1,90 @@
+#!/usr/bin/env python3
+
+
+"""InnoGames Monitoring Plugins - File Age Check
+
+This script checks the age of a file and raises a warning or critical state
+depending on the thresholds specified as arguments
+
+Copyright 2020 InnoGames GmbH
+"""
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+from argparse import ArgumentParser
+import os
+import time
+
+
+def parse_args():
+    """Get argument parser -> ArgumentParser"""
+
+    parser = ArgumentParser()
+
+    parser.add_argument(
+        '--path', '-p',
+        required=True,
+        help='path of file to check'
+    )
+    parser.add_argument(
+        '--warning', '-w',
+        default=30, type=int,
+        help='warning threshold in minutes for file age'
+    )
+    parser.add_argument(
+        '--critical', '-c',
+        default=60, type=int,
+        help='critical threshold in minutes for file age'
+    )
+
+    return parser.parse_args()
+
+
+def main():
+    """Main entrypoint, performs check of file age"""
+
+    args = parse_args()
+
+    try:
+        age = time.time() - os.path.getmtime(args.path)
+    except OSError:
+        print(
+            'UNKNOWN - {} is not present or no permissions'.format(args.path)
+            )
+        exit(3)
+
+    status = 'OK'
+    code = 0
+
+    if age > args.critical * 60:
+        code = 2
+        status = 'CRITICAL'
+    elif age > args.warning * 60:
+        code = 1
+        status = 'WARNING'
+
+    print(
+        '{} - {} last changed {} minutes ago'.format(
+            status, args.path, round(age / 60)
+        )
+    )
+    exit(code)
+
+
+if __name__ == '__main__':
+    main()