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Diffstat (limited to 'tests/05-sim-long_jumps.py')
-rwxr-xr-x | tests/05-sim-long_jumps.py | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/tests/05-sim-long_jumps.py b/tests/05-sim-long_jumps.py new file mode 100755 index 0000000..6d9d5d4 --- /dev/null +++ b/tests/05-sim-long_jumps.py @@ -0,0 +1,64 @@ +#!/usr/bin/env python + +# +# Seccomp Library test program +# +# Copyright (c) 2012 Red Hat <pmoore@redhat.com> +# Copyright (c) 2021 Microsoft Corporation <paulmoore@microsoft.com> +# Author: Paul Moore <paul@paul-moore.com> +# + +# +# This library is free software; you can redistribute it and/or modify it +# under the terms of version 2.1 of the GNU Lesser General Public License as +# published by the Free Software Foundation. +# +# This library is distributed in the hope that it will be useful, but WITHOUT +# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License +# for more details. +# +# You should have received a copy of the GNU Lesser General Public License +# along with this library; if not, see <http://www.gnu.org/licenses>. +# + +import argparse +import sys + +import util + +from seccomp import * + +def test(args): + f = SyscallFilter(KILL) + f.add_rule(ALLOW, "brk") + i = 0 + while i < 100: + f.add_rule(ALLOW, "chdir", + Arg(0, EQ, i), + Arg(1, NE, 0), + Arg(2, LT, sys.maxsize)) + i += 1 + i = 0 + ctr = 0 + while i < 10000 and ctr < 100: + sc = i + i += 1 + if sc == resolve_syscall(Arch(), "chdir"): + continue + try: + resolve_syscall(Arch(), sc) + except ValueError: + continue + f.add_rule(ALLOW, sc, Arg(0, NE, 0)) + ctr += 1 + f.add_rule(ALLOW, "close") + return f + +args = util.get_opt() +ctx = test(args) +util.filter_output(args, ctx) + +# kate: syntax python; +# kate: indent-mode python; space-indent on; indent-width 4; mixedindent off; + |