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46 lines
1.6 KiB
Nix
46 lines
1.6 KiB
Nix
# Basic test to make sure grsecurity works
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import ./make-test.nix ({ pkgs, ...} : {
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name = "grsecurity";
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meta = with pkgs.stdenv.lib.maintainers; {
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maintainers = [ copumpkin joachifm ];
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};
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machine = { config, pkgs, ... }:
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{ security.grsecurity.enable = true;
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boot.kernel.sysctl."kernel.grsecurity.audit_mount" = 0;
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boot.kernel.sysctl."kernel.grsecurity.deter_bruteforce" = 0;
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networking.useDHCP = false;
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};
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testScript = ''
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subtest "grsec-lock", sub {
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$machine->succeed("systemctl is-active grsec-lock");
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$machine->succeed("grep -Fq 1 /proc/sys/kernel/grsecurity/grsec_lock");
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$machine->fail("echo -n 0 >/proc/sys/kernel/grsecurity/grsec_lock");
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};
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subtest "paxtest", sub {
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# TODO: running paxtest blackhat hangs the vm
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my @pax_mustkill = (
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"anonmap", "execbss", "execdata", "execheap", "execstack",
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"mprotanon", "mprotbss", "mprotdata", "mprotheap", "mprotstack",
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);
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foreach my $name (@pax_mustkill) {
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my $paxtest = "${pkgs.paxtest}/lib/paxtest/" . $name;
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$machine->succeed($paxtest) =~ /Killed/ or die
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}
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};
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# tcc -run executes run-time generated code and so allows us to test whether
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# paxmark actually works (otherwise, the process should be terminated)
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subtest "tcc", sub {
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$machine->execute("echo -e '#include <stdio.h>\nint main(void) { puts(\"hello\"); return 0; }' >main.c");
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$machine->succeed("${pkgs.tinycc}/bin/tcc -run main.c");
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};
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subtest "RBAC", sub {
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$machine->succeed("[ -c /dev/grsec ]");
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};
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'';
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})
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