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-rw-r--r--build/win32/autowinchecksec.py85
1 files changed, 85 insertions, 0 deletions
diff --git a/build/win32/autowinchecksec.py b/build/win32/autowinchecksec.py
new file mode 100644
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+++ b/build/win32/autowinchecksec.py
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+#!/usr/bin/env python
+
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+# run the Winchecksec tool (https://github.com/trailofbits/winchecksec)
+# against a given Windows binary.
+
+import json
+import subprocess
+import sys
+
+import buildconfig
+
+# usage
+if len(sys.argv) != 2:
+ print("""usage : autowinchecksec.by path_to_binary""")
+ sys.exit(0)
+
+binary_path = sys.argv[1]
+
+# execute winchecksec against the binary, using the WINCHECKSEC environment
+# variable as the path to winchecksec.exe
+try:
+ winchecksec_path = buildconfig.substs["WINCHECKSEC"]
+except KeyError:
+ print(
+ "TEST-UNEXPECTED-FAIL | autowinchecksec.py | WINCHECKSEC environment variable is "
+ "not set, can't check DEP/ASLR etc. status."
+ )
+ sys.exit(1)
+
+wine = buildconfig.substs.get("WINE")
+if wine and winchecksec_path.lower().endswith(".exe"):
+ cmd = [wine, winchecksec_path]
+else:
+ cmd = [winchecksec_path]
+
+try:
+ result = subprocess.check_output(cmd + ["-j", binary_path], universal_newlines=True)
+
+except subprocess.CalledProcessError as e:
+ print(
+ "TEST-UNEXPECTED-FAIL | autowinchecksec.py | Winchecksec returned error code %d:\n%s"
+ % (e.returncode, e.output)
+ )
+ sys.exit(1)
+
+
+result = json.loads(result)
+
+checks = [
+ "aslr",
+ "cfg",
+ "dynamicBase",
+ "gs",
+ "isolation",
+ "nx",
+ "seh",
+]
+
+if buildconfig.substs["CPU_ARCH"] == "x86":
+ checks += [
+ "safeSEH",
+ ]
+else:
+ checks += [
+ "highEntropyVA",
+ ]
+
+failed = [c for c in checks if result.get(c) is False]
+
+if failed:
+ print(
+ "TEST-UNEXPECTED-FAIL | autowinchecksec.py | Winchecksec reported %d error(s) for %s"
+ % (len(failed), binary_path)
+ )
+ print(
+ "TEST-UNEXPECTED-FAIL | autowinchecksec.py | The following check(s) failed: %s"
+ % (", ".join(failed))
+ )
+ sys.exit(1)
+else:
+ print("TEST-PASS | autowinchecksec.py | %s succeeded" % binary_path)