48 lines
1.2 KiB
Nix
48 lines
1.2 KiB
Nix
|
# Test the firewall module.
|
||
|
|
|
||
|
|
{ pkgs, ... }:
|
||
|
|
|
||
|
|
{
|
||
|
|
|
||
|
|
nodes =
|
||
|
|
{ walled =
|
||
|
|
{ config, pkgs, nodes, ... }:
|
||
|
|
{ networking.firewall.enable = true;
|
||
|
|
networking.firewall.logRefusedPackets = true;
|
||
|
|
services.httpd.enable = true;
|
||
|
|
services.httpd.adminAddr = "foo@example.org";
|
||
|
|
};
|
||
|
|
|
||
|
|
attacker =
|
||
|
|
{ config, pkgs, ... }:
|
||
|
|
{ services.httpd.enable = true;
|
||
|
|
services.httpd.adminAddr = "foo@example.org";
|
||
|
|
};
|
||
|
|
};
|
||
|
|
|
||
|
|
testScript =
|
||
|
|
{ nodes, ... }:
|
||
|
|
''
|
||
|
|
startAll;
|
||
|
|
|
||
|
|
$walled->waitForJob("firewall");
|
||
|
|
$walled->waitForJob("httpd");
|
||
|
|
|
||
|
|
# Local connections should still work.
|
||
|
|
$walled->succeed("curl -v http://localhost/ >&2");
|
||
|
|
|
||
|
|
# Connections to the firewalled machine should fail.
|
||
|
|
$attacker->fail("curl -v http://walled/ >&2");
|
||
|
|
$attacker->fail("ping -c 1 walled >&2");
|
||
|
|
|
||
|
|
# Outgoing connections/pings should still work.
|
||
|
|
$walled->succeed("curl -v http://attacker/ >&2");
|
||
|
|
$walled->succeed("ping -c 1 attacker >&2");
|
||
|
|
|
||
|
|
# If we stop the firewall, then connections should succeed.
|
||
|
|
$walled->succeed("stop firewall");
|
||
|
|
$attacker->succeed("curl -v http://walled/ >&2");
|
||
|
|
'';
|
||
|
|
|
||
|
|
}
|