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nixosTests.nat: port to python

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This commit is contained in:
Martin Milata 2019-12-01 00:20:28 +01:00
parent 8be1f98113
commit 33ab6997cd
1 changed files with 29 additions and 26 deletions
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55
nixos/tests/nat.nix
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@ -3,7 +3,7 @@
# client on the inside network, a server on the outside network, and a
# router connected to both that performs Network Address Translation
# for the client.
import ./make-test.nix ({ pkgs, lib, withFirewall, withConntrackHelpers ? false, ... }:
import ./make-test-python.nix ({ pkgs, lib, withFirewall, withConntrackHelpers ? false, ... }:
let
unit = if withFirewall then "firewall" else "nat";
@ -69,49 +69,52 @@ import ./make-test.nix ({ pkgs, lib, withFirewall, withConntrackHelpers ? false,
routerDummyNoNatClosure = nodes.routerDummyNoNat.config.system.build.toplevel;
routerClosure = nodes.router.config.system.build.toplevel;
in ''
$client->start;
$router->start;
$server->start;
client.start()
router.start()
server.start()
# The router should have access to the server.
$server->waitForUnit("network.target");
$server->waitForUnit("httpd");
$router->waitForUnit("network.target");
$router->succeed("curl --fail http://server/ >&2");
server.wait_for_unit("network.target")
server.wait_for_unit("httpd")
router.wait_for_unit("network.target")
router.succeed("curl --fail http://server/ >&2")
# The client should be also able to connect via the NAT router.
$router->waitForUnit("${unit}");
$client->waitForUnit("network.target");
$client->succeed("curl --fail http://server/ >&2");
$client->succeed("ping -c 1 server >&2");
router.wait_for_unit("${unit}")
client.wait_for_unit("network.target")
client.succeed("curl --fail http://server/ >&2")
client.succeed("ping -c 1 server >&2")
# Test whether passive FTP works.
$server->waitForUnit("vsftpd");
$server->succeed("echo Hello World > /home/ftp/foo.txt");
$client->succeed("curl -v ftp://server/foo.txt >&2");
server.wait_for_unit("vsftpd")
server.succeed("echo Hello World > /home/ftp/foo.txt")
client.succeed("curl -v ftp://server/foo.txt >&2")
# Test whether active FTP works.
$client->${if withConntrackHelpers then "succeed" else "fail"}(
"curl -v -P - ftp://server/foo.txt >&2");
client.${if withConntrackHelpers then "succeed" else "fail"}("curl -v -P - ftp://server/foo.txt >&2")
# Test ICMP.
$client->succeed("ping -c 1 router >&2");
$router->succeed("ping -c 1 client >&2");
client.succeed("ping -c 1 router >&2")
router.succeed("ping -c 1 client >&2")
# If we turn off NAT, the client shouldn't be able to reach the server.
$router->succeed("${routerDummyNoNatClosure}/bin/switch-to-configuration test 2>&1");
$client->fail("curl --fail --connect-timeout 5 http://server/ >&2");
$client->fail("ping -c 1 server >&2");
router.succeed(
"${routerDummyNoNatClosure}/bin/switch-to-configuration test 2>&1"
)
client.fail("curl --fail --connect-timeout 5 http://server/ >&2")
client.fail("ping -c 1 server >&2")
# And make sure that reloading the NAT job works.
$router->succeed("${routerClosure}/bin/switch-to-configuration test 2>&1");
router.succeed(
"${routerClosure}/bin/switch-to-configuration test 2>&1"
)
# FIXME: this should not be necessary, but nat.service is not started because
# network.target is not triggered
# (https://github.com/NixOS/nixpkgs/issues/16230#issuecomment-226408359)
${lib.optionalString (!withFirewall) ''
$router->succeed("systemctl start nat.service");
router.succeed("systemctl start nat.service")
''}
$client->succeed("curl --fail http://server/ >&2");
$client->succeed("ping -c 1 server >&2");
client.succeed("curl --fail http://server/ >&2")
client.succeed("ping -c 1 server >&2")
'';
})