misc_nixos-mailserver/tests/internal.nix

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# nixos-mailserver: a simple mail server
# Copyright (C) 2016-2018 Robin Raymond
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>
{ pkgs ? import <nixpkgs> {}}:
let
sendMail = pkgs.writeTextFile {
"name" = "send-mail-to-send-only-account";
"text" = ''
EHLO mail.example.com
MAIL FROM: none@example.com
RCPT TO: send-only@example.com
QUIT
'';
};
hashPassword = password: pkgs.runCommand
"password-${password}-hashed"
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{ buildInputs = [ pkgs.apacheHttpd ]; } ''
htpasswd -nbB "" "${password}" | cut -d: -f2 > $out
'';
hashedPasswordFile = hashPassword "my-password";
passwordFile = pkgs.writeText "password" "my-password";
in
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pkgs.nixosTest {
name = "internal";
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nodes = {
machine = { config, pkgs, ... }: {
imports = [
./../default.nix
./lib/config.nix
];
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virtualisation.memorySize = 1024;
environment.systemPackages = [
(pkgs.writeScriptBin "mail-check" ''
${pkgs.python3}/bin/python ${../scripts/mail-check.py} $@
'')];
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mailserver = {
enable = true;
fqdn = "mail.example.com";
domains = [ "example.com" ];
localDnsResolver = false;
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loginAccounts = {
"user1@example.com" = {
hashedPasswordFile = hashedPasswordFile;
};
"user2@example.com" = {
hashedPasswordFile = hashedPasswordFile;
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};
"send-only@example.com" = {
hashedPasswordFile = hashPassword "send-only";
sendOnly = true;
};
};
forwards = {
# user2@example.com is a local account and its mails are
# also forwarded to user1@example.com
"user2@example.com" = "user1@example.com";
};
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vmailGroupName = "vmail";
vmailUID = 5000;
enableImap = false;
};
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};
};
testScript = ''
machine.start()
machine.wait_for_unit("multi-user.target")
# Regression test for https://gitlab.com/simple-nixos-mailserver/nixos-mailserver/-/issues/205
with subtest("mail forwarded can are locally kept"):
# A mail sent to user2@example.com is in the user1@example.com mailbox
machine.succeed(
" ".join(
[
"mail-check send-and-read",
"--smtp-port 587",
"--smtp-starttls",
"--smtp-host localhost",
"--imap-host localhost",
"--imap-username user1@example.com",
"--from-addr user1@example.com",
"--to-addr user2@example.com",
"--src-password-file ${passwordFile}",
"--dst-password-file ${passwordFile}",
"--ignore-dkim-spf",
]
)
)
# A mail sent to user2@example.com is in the user2@example.com mailbox
machine.succeed(
" ".join(
[
"mail-check send-and-read",
"--smtp-port 587",
"--smtp-starttls",
"--smtp-host localhost",
"--imap-host localhost",
"--imap-username user2@example.com",
"--from-addr user1@example.com",
"--to-addr user2@example.com",
"--src-password-file ${passwordFile}",
"--dst-password-file ${passwordFile}",
"--ignore-dkim-spf",
]
)
)
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with subtest("vmail gid is set correctly"):
machine.succeed("getent group vmail | grep 5000")
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with subtest("mail to send only accounts is rejected"):
machine.wait_for_open_port(25)
# TODO put this blocking into the systemd units
machine.wait_until_succeeds(
"set +e; timeout 1 ${pkgs.netcat}/bin/nc -U /run/rspamd/rspamd-milter.sock < /dev/null; [ $? -eq 124 ]"
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)
machine.succeed(
"cat ${sendMail} | ${pkgs.netcat-gnu}/bin/nc localhost 25 | grep -q 'This account cannot receive emails'"
)
with subtest("rspamd controller serves web ui"):
machine.succeed(
"set +o pipefail; ${pkgs.curl}/bin/curl --unix-socket /run/rspamd/worker-controller.sock http://localhost/ | grep -q '<body>'"
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)
with subtest("imap port 143 is closed and imaps is serving SSL"):
machine.wait_for_closed_port(143)
machine.wait_for_open_port(993)
machine.succeed(
"echo | ${pkgs.openssl}/bin/openssl s_client -connect localhost:993 | grep 'New, TLS'"
)
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'';
}