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import ./make-test-python.nix {
name = "sslh";
nodes = {
server = { pkgs, lib, ... }: {
networking.firewall.allowedTCPPorts = [ 443 ];
networking.interfaces.eth1.ipv6.addresses = [
{
address = "fe00:aa:bb:cc::2";
prefixLength = 64;
}
];
# sslh is really slow when reverse dns does not work
networking.hosts = {
"fe00:aa:bb:cc::2" = [ "server" ];
"fe00:aa:bb:cc::1" = [ "client" ];
};
services.sslh = {
enable = true;
transparent = true;
appendConfig = ''
protocols:
(
{ name: "ssh"; service: "ssh"; host: "localhost"; port: "22"; probe: "builtin"; },
{ name: "http"; host: "localhost"; port: "80"; probe: "builtin"; },
);
'';
};
services.openssh.enable = true;
users.users.root.openssh.authorizedKeys.keyFiles = [ ./initrd-network-ssh/id_ed25519.pub ];
services.nginx = {
enable = true;
virtualHosts."localhost" = {
addSSL = false;
default = true;
root = pkgs.runCommand "testdir" {} ''
mkdir "$out"
echo hello world > "$out/index.html"
'';
};
};
};
client = { ... }: {
networking.interfaces.eth1.ipv6.addresses = [
{
address = "fe00:aa:bb:cc::1";
prefixLength = 64;
}
];
networking.hosts."fe00:aa:bb:cc::2" = [ "server" ];
environment.etc.sshKey = {
source = ./initrd-network-ssh/id_ed25519; # dont use this anywhere else
mode = "0600";
};
};
};
testScript = ''
start_all()
server.wait_for_unit("sslh.service")
server.wait_for_unit("nginx.service")
server.wait_for_unit("sshd.service")
server.wait_for_open_port(80)
server.wait_for_open_port(443)
server.wait_for_open_port(22)
for arg in ["-6", "-4"]:
client.wait_until_succeeds(f"ping {arg} -c1 server")
# check that ssh through sslh works
client.succeed(
f"ssh {arg} -p 443 -i /etc/sshKey -o StrictHostKeyChecking=accept-new server 'echo $SSH_CONNECTION > /tmp/foo{arg}'"
)
# check that 1/ the above ssh command had an effect 2/ transparent proxying really works
ip = "fe00:aa:bb:cc::1" if arg == "-6" else "192.168.1."
server.succeed(f"grep '{ip}' /tmp/foo{arg}")
# check that http through sslh works
assert client.succeed(f"curl -f {arg} http://server:443").strip() == "hello world"
'';
}
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