diff options
Diffstat (limited to 'nixos/tests/containers-restart_networking.nix')
| -rw-r--r-- | nixos/tests/containers-restart_networking.nix | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/nixos/tests/containers-restart_networking.nix b/nixos/tests/containers-restart_networking.nix new file mode 100644 index 00000000000..e1ad8157b28 --- /dev/null +++ b/nixos/tests/containers-restart_networking.nix @@ -0,0 +1,113 @@ +let + client_base = { + networking.firewall.enable = false; + + containers.webserver = { + autoStart = true; + privateNetwork = true; + hostBridge = "br0"; + config = { + networking.firewall.enable = false; + networking.interfaces.eth0.ipv4.addresses = [ + { address = "192.168.1.122"; prefixLength = 24; } + ]; + }; + }; + }; +in import ./make-test-python.nix ({ pkgs, lib, ... }: +{ + name = "containers-restart_networking"; + meta = { + maintainers = with lib.maintainers; [ kampfschlaefer ]; + }; + + nodes = { + client = { lib, ... }: client_base // { + virtualisation.vlans = [ 1 ]; + + networking.bridges.br0 = { + interfaces = []; + rstp = false; + }; + networking.interfaces = { + eth1.ipv4.addresses = lib.mkOverride 0 [ ]; + br0.ipv4.addresses = [ { address = "192.168.1.1"; prefixLength = 24; } ]; + }; + + }; + client_eth1 = { lib, ... }: client_base // { + networking.bridges.br0 = { + interfaces = [ "eth1" ]; + rstp = false; + }; + networking.interfaces = { + eth1.ipv4.addresses = lib.mkOverride 0 [ ]; + br0.ipv4.addresses = [ { address = "192.168.1.2"; prefixLength = 24; } ]; + }; + }; + client_eth1_rstp = { lib, ... }: client_base // { + networking.bridges.br0 = { + interfaces = [ "eth1" ]; + rstp = true; + }; + networking.interfaces = { + eth1.ipv4.addresses = lib.mkOverride 0 [ ]; + br0.ipv4.addresses = [ { address = "192.168.1.2"; prefixLength = 24; } ]; + }; + }; + }; + + testScript = {nodes, ...}: let + originalSystem = nodes.client.config.system.build.toplevel; + eth1_bridged = nodes.client_eth1.config.system.build.toplevel; + eth1_rstp = nodes.client_eth1_rstp.config.system.build.toplevel; + in '' + client.start() + + client.wait_for_unit("default.target") + + with subtest("Initial configuration connectivity check"): + client.succeed("ping 192.168.1.122 -c 1 -n >&2") + client.succeed("nixos-container run webserver -- ping -c 1 -n 192.168.1.1 >&2") + + client.fail("ip l show eth1 |grep 'master br0' >&2") + client.fail("grep eth1 /run/br0.interfaces >&2") + + with subtest("Bridged configuration without STP preserves connectivity"): + client.succeed( + "${eth1_bridged}/bin/switch-to-configuration test >&2" + ) + + client.succeed( + "ping 192.168.1.122 -c 1 -n >&2", + "nixos-container run webserver -- ping -c 1 -n 192.168.1.2 >&2", + "ip l show eth1 |grep 'master br0' >&2", + "grep eth1 /run/br0.interfaces >&2", + ) + + # activating rstp needs another service, therefore the bridge will restart and the container will lose its connectivity + # with subtest("Bridged configuration with STP"): + # client.succeed("${eth1_rstp}/bin/switch-to-configuration test >&2") + # client.execute("ip -4 a >&2") + # client.execute("ip l >&2") + # + # client.succeed( + # "ping 192.168.1.122 -c 1 -n >&2", + # "nixos-container run webserver -- ping -c 1 -n 192.168.1.2 >&2", + # "ip l show eth1 |grep 'master br0' >&2", + # "grep eth1 /run/br0.interfaces >&2", + # ) + + with subtest("Reverting to initial configuration preserves connectivity"): + client.succeed( + "${originalSystem}/bin/switch-to-configuration test >&2" + ) + + client.succeed("ping 192.168.1.122 -c 1 -n >&2") + client.succeed("nixos-container run webserver -- ping -c 1 -n 192.168.1.1 >&2") + + client.fail("ip l show eth1 |grep 'master br0' >&2") + client.fail("grep eth1 /run/br0.interfaces >&2") + ''; + +}) |