nixpkgs/nixos/tests/ghostunnel.nix
2021-10-31 15:35:02 +01:00

103 lines
4.2 KiB
Nix

import ./make-test-python.nix ({ pkgs, ... }: {
nodes = {
backend = { pkgs, ... }: {
services.nginx.enable = true;
services.nginx.virtualHosts."backend".root = pkgs.runCommand "webroot" {} ''
mkdir $out
echo hi >$out/hi.txt
'';
networking.firewall.allowedTCPPorts = [ 80 ];
};
service = { ... }: {
services.ghostunnel.enable = true;
services.ghostunnel.servers."plain-old" = {
listen = "0.0.0.0:443";
cert = "/root/service-cert.pem";
key = "/root/service-key.pem";
disableAuthentication = true;
target = "backend:80";
unsafeTarget = true;
};
services.ghostunnel.servers."client-cert" = {
listen = "0.0.0.0:1443";
cert = "/root/service-cert.pem";
key = "/root/service-key.pem";
cacert = "/root/ca.pem";
target = "backend:80";
allowCN = ["client"];
unsafeTarget = true;
};
networking.firewall.allowedTCPPorts = [ 443 1443 ];
};
client = { pkgs, ... }: {
environment.systemPackages = [
pkgs.curl
];
};
};
testScript = ''
# prepare certificates
def cmd(command):
print(f"+{command}")
r = os.system(command)
if r != 0:
raise Exception(f"Command {command} failed with exit code {r}")
# Create CA
cmd("${pkgs.openssl}/bin/openssl genrsa -out ca-key.pem 4096")
cmd("${pkgs.openssl}/bin/openssl req -new -x509 -days 365 -key ca-key.pem -sha256 -subj '/C=NL/ST=Zuid-Holland/L=The Hague/O=Stevige Balken en Planken B.V./OU=OpSec/CN=Certificate Authority' -out ca.pem")
# Create service
cmd("${pkgs.openssl}/bin/openssl genrsa -out service-key.pem 4096")
cmd("${pkgs.openssl}/bin/openssl req -subj '/CN=service' -sha256 -new -key service-key.pem -out service.csr")
cmd("echo subjectAltName = DNS:service,IP:127.0.0.1 >> extfile.cnf")
cmd("echo extendedKeyUsage = serverAuth >> extfile.cnf")
cmd("${pkgs.openssl}/bin/openssl x509 -req -days 365 -sha256 -in service.csr -CA ca.pem -CAkey ca-key.pem -CAcreateserial -out service-cert.pem -extfile extfile.cnf")
# Create client
cmd("${pkgs.openssl}/bin/openssl genrsa -out client-key.pem 4096")
cmd("${pkgs.openssl}/bin/openssl req -subj '/CN=client' -new -key client-key.pem -out client.csr")
cmd("echo extendedKeyUsage = clientAuth > extfile-client.cnf")
cmd("${pkgs.openssl}/bin/openssl x509 -req -days 365 -sha256 -in client.csr -CA ca.pem -CAkey ca-key.pem -CAcreateserial -out client-cert.pem -extfile extfile-client.cnf")
cmd("ls -al")
start_all()
# Configuration
service.copy_from_host("ca.pem", "/root/ca.pem")
service.copy_from_host("service-cert.pem", "/root/service-cert.pem")
service.copy_from_host("service-key.pem", "/root/service-key.pem")
client.copy_from_host("ca.pem", "/root/ca.pem")
client.copy_from_host("service-cert.pem", "/root/service-cert.pem")
client.copy_from_host("client-cert.pem", "/root/client-cert.pem")
client.copy_from_host("client-key.pem", "/root/client-key.pem")
backend.wait_for_unit("nginx.service")
service.wait_for_unit("multi-user.target")
service.wait_for_unit("multi-user.target")
client.wait_for_unit("multi-user.target")
# Check assumptions before the real test
client.succeed("bash -c 'diff <(curl -v --no-progress-meter http://backend/hi.txt) <(echo hi)'")
# Plain old simple TLS can connect, ignoring cert
client.succeed("bash -c 'diff <(curl -v --no-progress-meter --insecure https://service/hi.txt) <(echo hi)'")
# Plain old simple TLS provides correct signature with its cert
client.succeed("bash -c 'diff <(curl -v --no-progress-meter --cacert /root/ca.pem https://service/hi.txt) <(echo hi)'")
# Client can authenticate with certificate
client.succeed("bash -c 'diff <(curl -v --no-progress-meter --cert /root/client-cert.pem --key /root/client-key.pem --cacert /root/ca.pem https://service:1443/hi.txt) <(echo hi)'")
# Client must authenticate with certificate
client.fail("bash -c 'diff <(curl -v --no-progress-meter --cacert /root/ca.pem https://service:1443/hi.txt) <(echo hi)'")
'';
meta.maintainers = with pkgs.lib.maintainers; [
roberth
];
})