scanner: script to update default rules from SUSS

tests/refresh-SUSS_DEFAULT.py

@@ -0,0 +1,37 @@
+#!/usr/bin/env python3
+#
+# This will update the caches suss.json from the network, then
+# overwrite fdroidserver/scanner.py to add the contents of suss.json
+# to the SUSS_DEFAULT variable.
+
+import inspect
+import os
+import re
+import sys
+from pathlib import Path
+
+localmodule = os.path.realpath(
+    os.path.join(os.path.dirname(inspect.getfile(inspect.currentframe())), '..')
+)
+print('localmodule: ' + localmodule)
+if localmodule not in sys.path:
+    sys.path.insert(0, localmodule)
+from fdroidserver import scanner
+
+scanner._get_tool().refresh()
+scanner_py = Path(localmodule) / 'fdroidserver/scanner.py'
+contents = scanner_py.read_text()
+scanner_py.write_text(
+    re.sub(
+        r"""SUSS_DEFAULT *= *r?'''.*""",
+        """SUSS_DEFAULT = r'''""",
+        contents,
+        flags=re.DOTALL,
+    )
+)
+os.system(  # nosec bandit B605 start_process_with_a_shell, don't judge me ;-)
+    """cat %s >> %s"""
+    % (str(scanner._scanner_cachedir() / 'suss.json'), str(scanner_py))
+)
+with scanner_py.open('a') as fp:
+    fp.write("'''\n")