Merge branch 'qol-changes' into 'master'

treewide: inline language instructions, reorganize imports

See merge request simple-nixos-mailserver/nixos-mailserver!492
This commit is contained in:
Martin Weinelt
2026-03-12 12:51:08 +00:00
11 changed files with 606 additions and 538 deletions
+12
View File
@@ -0,0 +1,12 @@
# Ignore non-functional treewide changes by configuring
#
# $ git config blame.ignoreRevsFile .git-blame-ignore-revs
#
# or used temporarily with --ignore-revs-file=
#
# nixfmt
1a7f3d718c5a6406b7d5b54f10f5c9c69ed90ef9
# language hints
06cc71c76eb52dc747704a317ac5e175ebdd2ba8
+14 -20
View File
@@ -1524,6 +1524,9 @@ in
};
imports = [
./mail-server
# NixOS 25.05
(mkRemovedOptionModule [ "mailserver" "fullTextSearch" "maintenance" "enable" ] ''
This option is not needed for fts-flatcurve
'')
@@ -1549,19 +1552,6 @@ in
(mkRemovedOptionModule [ "mailserver" "rebootAfterKernelUpgrade" "method" ] ''
Use `system.autoUpgrade` instead.
'')
./mail-server/assertions.nix
./mail-server/borgbackup.nix
./mail-server/rsnapshot.nix
./mail-server/clamav.nix
./mail-server/monit.nix
./mail-server/users.nix
./mail-server/environment.nix
./mail-server/networking.nix
./mail-server/systemd.nix
./mail-server/dovecot.nix
./mail-server/postfix.nix
./mail-server/rspamd.nix
./mail-server/kresd.nix
(mkRemovedOptionModule [ "mailserver" "policydSPFExtraConfig" ] ''
SPF checking has been migrated to Rspamd, which makes this config redundant. Please look into the rspamd config to migrate your settings.
It may be that they are redundant and are already configured in rspamd like for skip_addresses.
@@ -1575,13 +1565,8 @@ in
(mkRemovedOptionModule [ "mailserver" "smtpdForbidBareNewline" ] ''
The workaround for the SMTP Smuggling attack is default enabled in Postfix >3.9. Use `services.postfix.config.smtpd_forbid_bare_newline` if you need to deviate from its default.
'')
(mkRenamedOptionModule [ "mailserver" "dkimSigning" ] [ "mailserver" "dkim" "enable" ])
(mkRenamedOptionModule [ "mailserver" "dkimKeyDirectory" ] [ "mailserver" "dkim" "keyDirectory" ])
(mkRenamedOptionModule
[ "mailserver" "dkimSelector" ]
[ "mailserver" "dkim" "defaults" "selector" ]
)
(mkRenamedOptionModule [ "mailserver" "dkimKeyType" ] [ "mailserver" "dkim" "defaults" "keyType" ])
# NixOS 25.11
(mkRenamedOptionModule [ "mailserver" "dmarcReporting" "domain" ] [ "mailserver" "systemDomain" ])
(mkRenamedOptionModule
[ "mailserver" "dmarcReporting" "organizationName" ]
@@ -1597,6 +1582,7 @@ in
The name in the `FROM` field for DMARC report now uses the `mailserver.systemName`.
'')
# NixOS 26.05
(mkRemovedOptionModule [ "mailserver" "certificateDomains" ] ''
Configure `security.acme.certs.''${config.mailserver.fqdn}.extraDomains` instead.
'')
@@ -1607,5 +1593,13 @@ in
(mkRenamedOptionModule [ "mailserver" "acmeCertificateName" ] [ "mailserver" "x509" "useACMEHost" ])
(mkRenamedOptionModule [ "mailserver" "certificateFile" ] [ "mailserver" "x509" "certificateFile" ])
(mkRenamedOptionModule [ "mailserver" "keyFile" ] [ "mailserver" "x509" "privateKeyFile" ])
(mkRenamedOptionModule [ "mailserver" "dkimSigning" ] [ "mailserver" "dkim" "enable" ])
(mkRenamedOptionModule [ "mailserver" "dkimKeyDirectory" ] [ "mailserver" "dkim" "keyDirectory" ])
(mkRenamedOptionModule
[ "mailserver" "dkimSelector" ]
[ "mailserver" "dkim" "defaults" "selector" ]
)
(mkRenamedOptionModule [ "mailserver" "dkimKeyType" ] [ "mailserver" "dkim" "defaults" "keyType" ])
];
}
+16 -14
View File
@@ -69,21 +69,23 @@ rec {
passwordFile,
destination,
}:
pkgs.writeScript "append-ldap-bind-pwd-in-${name}" ''
#!${pkgs.stdenv.shell}
set -euo pipefail
pkgs.writeScript "append-ldap-bind-pwd-in-${name}"
# bash
''
#!${pkgs.stdenv.shell}
set -euo pipefail
baseDir=$(dirname ${destination})
if (! test -d "$baseDir"); then
mkdir -p $baseDir
chmod 755 $baseDir
fi
baseDir=$(dirname ${destination})
if (! test -d "$baseDir"); then
mkdir -p $baseDir
chmod 755 $baseDir
fi
cat ${file} > ${destination}
echo -n '${prefix}' >> ${destination}
cat ${passwordFile} | tr -d '\n' >> ${destination}
echo -n '${suffix}' >> ${destination}
chmod 600 ${destination}
'';
cat ${file} > ${destination}
echo -n '${prefix}' >> ${destination}
cat ${passwordFile} | tr -d '\n' >> ${destination}
echo -n '${suffix}' >> ${destination}
chmod 600 ${destination}
'';
}
+17
View File
@@ -0,0 +1,17 @@
{
imports = [
./assertions.nix
./borgbackup.nix
./rsnapshot.nix
./clamav.nix
./monit.nix
./users.nix
./environment.nix
./networking.nix
./systemd.nix
./dovecot.nix
./postfix.nix
./rspamd.nix
./kresd.nix
];
}
+41 -38
View File
@@ -96,50 +96,53 @@ let
destination = ldapConfFile;
};
genPasswdScript = pkgs.writeScript "generate-password-file" ''
#!${pkgs.stdenv.shell}
genPasswdScript =
pkgs.writeScript "generate-password-file"
# bash
''
#!${pkgs.stdenv.shell}
set -euo pipefail
set -euo pipefail
if (! test -d "${passwdDir}"); then
mkdir "${passwdDir}"
chmod 755 "${passwdDir}"
fi
if (! test -d "${passwdDir}"); then
mkdir "${passwdDir}"
chmod 755 "${passwdDir}"
fi
# Prevent world-readable password files, even temporarily.
umask 077
# Prevent world-readable password files, even temporarily.
umask 077
for f in ${
builtins.toString (lib.mapAttrsToList (name: _: passwordFiles."${name}") cfg.loginAccounts)
}; do
if [ ! -f "$f" ]; then
echo "Expected password hash file $f does not exist!"
exit 1
fi
done
for f in ${
builtins.toString (lib.mapAttrsToList (name: _: passwordFiles."${name}") cfg.loginAccounts)
}; do
if [ ! -f "$f" ]; then
echo "Expected password hash file $f does not exist!"
exit 1
fi
done
cat <<EOF > ${passwdFile}
${lib.concatStringsSep "\n" (
lib.mapAttrsToList (
name: _:
if lib.elem name accountsWithPlaintextPasswordFiles then
"${name}:${"$(sed -n '1{p;p;q}' ${passwordFiles."${name}"} | ${lib.getExe' pkgs.dovecot "doveadm"} pw)"}::::::"
else
"${name}:${"$(head -n 1 ${passwordFiles."${name}"})"}::::::"
) cfg.loginAccounts
)}
EOF
cat <<EOF > ${passwdFile}
${lib.concatStringsSep "\n" (
lib.mapAttrsToList (
name: _:
if lib.elem name accountsWithPlaintextPasswordFiles then
"${name}:${"$(sed -n '1{p;p;q}' ${passwordFiles."${name}"} | ${lib.getExe' pkgs.dovecot "doveadm"} pw)"}::::::"
else
"${name}:${"$(head -n 1 ${passwordFiles."${name}"})"}::::::"
) cfg.loginAccounts
)}
EOF
cat <<EOF > ${userdbFile}
${lib.concatStringsSep "\n" (
lib.mapAttrsToList (
name: value:
"${name}:::::::"
+ lib.optionalString (value.quota != null) "userdb_quota_rule=*:storage=${value.quota}"
) cfg.loginAccounts
)}
EOF
'';
cat <<EOF > ${userdbFile}
${lib.concatStringsSep "\n" (
lib.mapAttrsToList (
name: value:
"${name}:::::::"
+ lib.optionalString (value.quota != null) "userdb_quota_rule=*:storage=${value.quota}"
) cfg.loginAccounts
)}
EOF
'';
junkMailboxes = builtins.attrNames (
lib.filterAttrs (_: v: v ? "specialUse" && v.specialUse == "Junk") cfg.mailboxes
+41 -38
View File
@@ -43,48 +43,51 @@ let
group = vmailGroupName;
};
virtualMailUsersActivationScript = pkgs.writeScript "activate-virtual-mail-users" ''
#!${pkgs.stdenv.shell}
virtualMailUsersActivationScript =
pkgs.writeScript "activate-virtual-mail-users"
# bash
''
#!${pkgs.stdenv.shell}
set -euo pipefail
set -euo pipefail
# Prevent world-readable paths, even temporarily.
umask 007
# Prevent world-readable paths, even temporarily.
umask 007
# Create directory to store user sieve scripts if it doesn't exist
if (! test -d "${sieveDirectory}"); then
mkdir "${sieveDirectory}"
chown "${vmailUserName}:${vmailGroupName}" "${sieveDirectory}"
chmod 770 "${sieveDirectory}"
fi
# Create directory to store user sieve scripts if it doesn't exist
if (! test -d "${sieveDirectory}"); then
mkdir "${sieveDirectory}"
chown "${vmailUserName}:${vmailGroupName}" "${sieveDirectory}"
chmod 770 "${sieveDirectory}"
fi
# Copy user's sieve script to the correct location (if it exists). If it
# is null, remove the file.
${lib.concatMapStringsSep "\n" (
{ name, sieveScript }:
if lib.isString sieveScript then
''
if (! test -d "${sieveDirectory}/${name}"); then
mkdir -p "${sieveDirectory}/${name}"
chown "${vmailUserName}:${vmailGroupName}" "${sieveDirectory}/${name}"
chmod 770 "${sieveDirectory}/${name}"
fi
cat << 'EOF' > "${sieveDirectory}/${name}/default.sieve"
${sieveScript}
EOF
chown "${vmailUserName}:${vmailGroupName}" "${sieveDirectory}/${name}/default.sieve"
''
else
''
if (test -f "${sieveDirectory}/${name}/default.sieve"); then
rm "${sieveDirectory}/${name}/default.sieve"
fi
if (test -f "${sieveDirectory}/${name}.svbin"); then
rm "${sieveDirectory}/${name}/default.svbin"
fi
''
) (map (user: { inherit (user) name sieveScript; }) (lib.attrValues loginAccounts))}
'';
# Copy user's sieve script to the correct location (if it exists). If it
# is null, remove the file.
${lib.concatMapStringsSep "\n" (
{ name, sieveScript }:
if lib.isString sieveScript then
''
if (! test -d "${sieveDirectory}/${name}"); then
mkdir -p "${sieveDirectory}/${name}"
chown "${vmailUserName}:${vmailGroupName}" "${sieveDirectory}/${name}"
chmod 770 "${sieveDirectory}/${name}"
fi
cat << 'EOF' > "${sieveDirectory}/${name}/default.sieve"
${sieveScript}
EOF
chown "${vmailUserName}:${vmailGroupName}" "${sieveDirectory}/${name}/default.sieve"
''
else
''
if (test -f "${sieveDirectory}/${name}/default.sieve"); then
rm "${sieveDirectory}/${name}/default.sieve"
fi
if (test -f "${sieveDirectory}/${name}.svbin"); then
rm "${sieveDirectory}/${name}/default.svbin"
fi
''
) (map (user: { inherit (user) name sieveScript; }) (lib.attrValues loginAccounts))}
'';
in
{
config = lib.mkIf enable {
+90 -84
View File
@@ -144,111 +144,117 @@
password user2
'';
};
"root/virus-email".text = ''
From: User2 <user@example2.com>
Content-Type: multipart/mixed;
boundary="Apple-Mail=_2689C63E-FD18-4E4D-8822-54797BDA9607"
Mime-Version: 1.0 (Mac OS X Mail 11.3 \(3445.6.18\))
Subject: Testy McTest
Message-Id: <94550DD9-1FF1-4ED1-9F09-8812FF2E59AA@example.com>
Date: Sat, 12 May 2018 14:15:44 +0200
To: User1 <user1@example.com>
X-Mailer: Apple Mail (2.3445.6.18)
"root/virus-email".text =
# mail
''
From: User2 <user@example2.com>
Content-Type: multipart/mixed;
boundary="Apple-Mail=_2689C63E-FD18-4E4D-8822-54797BDA9607"
Mime-Version: 1.0 (Mac OS X Mail 11.3 \(3445.6.18\))
Subject: Testy McTest
Message-Id: <94550DD9-1FF1-4ED1-9F09-8812FF2E59AA@example.com>
Date: Sat, 12 May 2018 14:15:44 +0200
To: User1 <user1@example.com>
X-Mailer: Apple Mail (2.3445.6.18)
--Apple-Mail=_2689C63E-FD18-4E4D-8822-54797BDA9607
Content-Transfer-Encoding: 7bit
Content-Type: text/plain;
charset=us-ascii
--Apple-Mail=_2689C63E-FD18-4E4D-8822-54797BDA9607
Content-Transfer-Encoding: 7bit
Content-Type: text/plain;
charset=us-ascii
Hello
Hello
I have attached a dangerous virus.
I have attached a dangerous virus.
Mfg.
User2
Mfg.
User2
--Apple-Mail=_2689C63E-FD18-4E4D-8822-54797BDA9607
Content-Disposition: attachment;
filename=eicar.com.txt
Content-Type: text/plain;
x-unix-mode=0644;
name="eicar.com.txt"
Content-Transfer-Encoding: 7bit
--Apple-Mail=_2689C63E-FD18-4E4D-8822-54797BDA9607
Content-Disposition: attachment;
filename=eicar.com.txt
Content-Type: text/plain;
x-unix-mode=0644;
name="eicar.com.txt"
Content-Transfer-Encoding: 7bit
X5O!P%@AP[4\PZX54(P^)7CC)7}$EICAR-STANDARD-ANTIVIRUS-TEST-FILE!$H+H*
--Apple-Mail=_2689C63E-FD18-4E4D-8822-54797BDA9607--
'';
"root/safe-email".text = ''
From: User <user@example2.com>
To: User1 <user1@example.com>
Cc:
Bcc:
Subject: This is a test Email from user@example2.com to user1
Reply-To:
X5O!P%@AP[4\PZX54(P^)7CC)7}$EICAR-STANDARD-ANTIVIRUS-TEST-FILE!$H+H*
--Apple-Mail=_2689C63E-FD18-4E4D-8822-54797BDA9607--
'';
"root/safe-email".text =
# mail
''
From: User <user@example2.com>
To: User1 <user1@example.com>
Cc:
Bcc:
Subject: This is a test Email from user@example2.com to user1
Reply-To:
Hello User1,
Hello User1,
how are you doing today?
how are you doing today?
XOXO User1
'';
XOXO User1
'';
};
};
};
testScript = ''
start_all()
testScript =
# python
''
start_all()
server.wait_for_unit("multi-user.target")
client.wait_for_unit("multi-user.target")
server.wait_for_unit("multi-user.target")
client.wait_for_unit("multi-user.target")
# TODO put this blocking into the systemd units? I am not sure if rspamd already waits for the clamd socket.
server.wait_until_succeeds(
"set +e; timeout 1 nc -U /run/rspamd/rspamd-milter.sock < /dev/null; [ $? -eq 124 ]"
)
server.wait_until_succeeds(
"set +e; timeout 1 nc -U /run/clamav/clamd.ctl < /dev/null; [ $? -eq 124 ]"
)
# TODO put this blocking into the systemd units? I am not sure if rspamd already waits for the clamd socket.
server.wait_until_succeeds(
"set +e; timeout 1 nc -U /run/rspamd/rspamd-milter.sock < /dev/null; [ $? -eq 124 ]"
)
server.wait_until_succeeds(
"set +e; timeout 1 nc -U /run/clamav/clamd.ctl < /dev/null; [ $? -eq 124 ]"
)
client.execute("cp -p /etc/root/.* ~/")
client.succeed("mkdir -p ~/mail")
client.succeed("ls -la ~/ >&2")
client.succeed("cat ~/.fetchmailrc >&2")
client.succeed("cat ~/.procmailrc >&2")
client.succeed("cat ~/.msmtprc >&2")
client.execute("cp -p /etc/root/.* ~/")
client.succeed("mkdir -p ~/mail")
client.succeed("ls -la ~/ >&2")
client.succeed("cat ~/.fetchmailrc >&2")
client.succeed("cat ~/.procmailrc >&2")
client.succeed("cat ~/.msmtprc >&2")
# fetchmail returns EXIT_CODE 1 when no new mail
client.succeed("fetchmail --nosslcertck -v || [ $? -eq 1 ] >&2")
# fetchmail returns EXIT_CODE 1 when no new mail
client.succeed("fetchmail --nosslcertck -v || [ $? -eq 1 ] >&2")
# Verify that mail can be sent and received before testing virus scanner
client.execute("rm ~/mail/*")
client.succeed("msmtp -a user2 user1@example.com < /etc/root/safe-email >&2")
# give the mail server some time to process the mail
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
client.execute("rm ~/mail/*")
# fetchmail returns EXIT_CODE 0 when it retrieves mail
client.succeed("fetchmail --nosslcertck -v >&2")
client.execute("rm ~/mail/*")
# Verify that mail can be sent and received before testing virus scanner
client.execute("rm ~/mail/*")
client.succeed("msmtp -a user2 user1@example.com < /etc/root/safe-email >&2")
# give the mail server some time to process the mail
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
client.execute("rm ~/mail/*")
# fetchmail returns EXIT_CODE 0 when it retrieves mail
client.succeed("fetchmail --nosslcertck -v >&2")
client.execute("rm ~/mail/*")
with subtest("virus scan file"):
server.succeed(
'set +o pipefail; clamdscan $(readlink -f /etc/root/eicar.com.txt) | grep "Txt\\.Malware\\.Agent-1787597 FOUND" >&2'
)
with subtest("virus scan file"):
server.succeed(
'set +o pipefail; clamdscan $(readlink -f /etc/root/eicar.com.txt) | grep "Txt\\.Malware\\.Agent-1787597 FOUND" >&2'
)
with subtest("virus scan email"):
client.succeed(
'set +o pipefail; msmtp -a user2 user1@example.com < /etc/root/virus-email 2>&1 | tee /dev/stderr | grep "server message: 554 5\\.7\\.1" >&2'
)
server.succeed("journalctl -u rspamd | grep -i eicar")
# give the mail server some time to process the mail
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
with subtest("virus scan email"):
client.succeed(
'set +o pipefail; msmtp -a user2 user1@example.com < /etc/root/virus-email 2>&1 | tee /dev/stderr | grep "server message: 554 5\\.7\\.1" >&2'
)
server.succeed("journalctl -u rspamd | grep -i eicar")
# give the mail server some time to process the mail
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
with subtest("no warnings or errors"):
server.fail("journalctl -u postfix | grep -i error >&2")
server.fail("journalctl -u postfix | grep -i warning >&2")
server.fail("journalctl -u dovecot | grep -i error >&2")
server.fail("journalctl -u dovecot | grep -i warning >&2")
'';
with subtest("no warnings or errors"):
server.fail("journalctl -u postfix | grep -i error >&2")
server.fail("journalctl -u postfix | grep -i warning >&2")
server.fail("journalctl -u dovecot | grep -i error >&2")
server.fail("journalctl -u dovecot | grep -i warning >&2")
'';
}
+322 -297
View File
@@ -121,80 +121,89 @@
echo grep '^Message-ID:.*@mail.example.com>$' "$@" >&2
exec grep '^Message-ID:.*@mail.example.com>$' "$@"
'';
test-imap-spam = pkgs.writeScriptBin "imap-mark-spam" ''
#!${pkgs.python3.interpreter}
import imaplib
test-imap-spam =
pkgs.writeScriptBin "imap-mark-spam"
# python
''
#!${pkgs.python3.interpreter}
import imaplib
with imaplib.IMAP4_SSL('${serverIP}') as imap:
imap.login('user1@example.com', 'user1')
imap.select()
status, [response] = imap.search(None, 'ALL')
msg_ids = response.decode("utf-8").split(' ')
print(msg_ids)
assert status == 'OK'
assert len(msg_ids) == 1
with imaplib.IMAP4_SSL('${serverIP}') as imap:
imap.login('user1@example.com', 'user1')
imap.select()
status, [response] = imap.search(None, 'ALL')
msg_ids = response.decode("utf-8").split(' ')
print(msg_ids)
assert status == 'OK'
assert len(msg_ids) == 1
imap.copy(','.join(msg_ids), 'Junk')
for num in msg_ids:
imap.store(num, '+FLAGS', '\\Deleted')
imap.expunge()
imap.copy(','.join(msg_ids), 'Junk')
for num in msg_ids:
imap.store(num, '+FLAGS', '\\Deleted')
imap.expunge()
imap.select('Junk')
status, [response] = imap.search(None, 'ALL')
msg_ids = response.decode("utf-8").split(' ')
print(msg_ids)
assert status == 'OK'
assert len(msg_ids) == 1
imap.select('Junk')
status, [response] = imap.search(None, 'ALL')
msg_ids = response.decode("utf-8").split(' ')
print(msg_ids)
assert status == 'OK'
assert len(msg_ids) == 1
imap.close()
'';
test-imap-ham = pkgs.writeScriptBin "imap-mark-ham" ''
#!${pkgs.python3.interpreter}
import imaplib
imap.close()
'';
test-imap-ham =
pkgs.writeScriptBin "imap-mark-ham"
# python
''
#!${pkgs.python3.interpreter}
import imaplib
with imaplib.IMAP4_SSL('${serverIP}') as imap:
imap.login('user1@example.com', 'user1')
imap.select('Junk')
status, [response] = imap.search(None, 'ALL')
msg_ids = response.decode("utf-8").split(' ')
print(msg_ids)
assert status == 'OK'
assert len(msg_ids) == 1
with imaplib.IMAP4_SSL('${serverIP}') as imap:
imap.login('user1@example.com', 'user1')
imap.select('Junk')
status, [response] = imap.search(None, 'ALL')
msg_ids = response.decode("utf-8").split(' ')
print(msg_ids)
assert status == 'OK'
assert len(msg_ids) == 1
imap.copy(','.join(msg_ids), 'INBOX')
for num in msg_ids:
imap.store(num, '+FLAGS', '\\Deleted')
imap.expunge()
imap.copy(','.join(msg_ids), 'INBOX')
for num in msg_ids:
imap.store(num, '+FLAGS', '\\Deleted')
imap.expunge()
imap.select('INBOX')
status, [response] = imap.search(None, 'ALL')
msg_ids = response.decode("utf-8").split(' ')
print(msg_ids)
assert status == 'OK'
assert len(msg_ids) == 1
imap.select('INBOX')
status, [response] = imap.search(None, 'ALL')
msg_ids = response.decode("utf-8").split(' ')
print(msg_ids)
assert status == 'OK'
assert len(msg_ids) == 1
imap.close()
'';
search = pkgs.writeScriptBin "search" ''
#!${pkgs.python3.interpreter}
import imaplib
import sys
imap.close()
'';
search =
pkgs.writeScriptBin "search"
# python
''
#!${pkgs.python3.interpreter}
import imaplib
import sys
[_, mailbox, needle] = sys.argv
[_, mailbox, needle] = sys.argv
with imaplib.IMAP4_SSL('${serverIP}') as imap:
imap.login('user1@example.com', 'user1')
imap.select(mailbox)
status, [response] = imap.search(None, 'BODY', repr(needle))
msg_ids = [ i for i in response.decode("utf-8").split(' ') if i ]
print(msg_ids)
assert status == 'OK'
assert len(msg_ids) == 1
status, response = imap.fetch(msg_ids[0], '(RFC822)')
assert status == "OK"
assert needle in repr(response)
imap.close()
'';
with imaplib.IMAP4_SSL('${serverIP}') as imap:
imap.login('user1@example.com', 'user1')
imap.select(mailbox)
status, [response] = imap.search(None, 'BODY', repr(needle))
msg_ids = [ i for i in response.decode("utf-8").split(' ') if i ]
print(msg_ids)
assert status == 'OK'
assert len(msg_ids) == 1
status, response = imap.fetch(msg_ids[0], '(RFC822)')
assert status == "OK"
assert needle in repr(response)
imap.close()
'';
in
{
imports = [
@@ -269,282 +278,298 @@
password user1
'';
};
"root/email1".text = ''
Message-ID: <12345qwerty@host.local.network>
From: User2 <user2@example.com>
To: User1 <user1@example.com>
Cc:
Bcc:
Subject: This is a test Email from user2 to user1
Reply-To:
"root/email1".text =
# mail
''
Message-ID: <12345qwerty@host.local.network>
From: User2 <user2@example.com>
To: User1 <user1@example.com>
Cc:
Bcc:
Subject: This is a test Email from user2 to user1
Reply-To:
Hello User1,
Hello User1,
how are you doing today?
'';
"root/email2".text = ''
Message-ID: <232323abc@host.local.network>
From: User <user@example2.com>
To: User1 <user1@example.com>
Cc:
Bcc:
Subject: This is a test Email from user@example2.com to user1
Reply-To:
how are you doing today?
'';
"root/email2".text =
# mail
''
Message-ID: <232323abc@host.local.network>
From: User <user@example2.com>
To: User1 <user1@example.com>
Cc:
Bcc:
Subject: This is a test Email from user@example2.com to user1
Reply-To:
Hello User1,
Hello User1,
how are you doing today?
how are you doing today?
XOXO User1
'';
"root/email3".text = ''
Message-ID: <asdfghjkl42@host.local.network>
From: Postmaster <postmaster@example.com>
To: Chuck <chuck@example.com>
Cc:
Bcc:
Subject: This is a test Email from postmaster@example.com to chuck
Reply-To:
XOXO User1
'';
"root/email3".text =
# mail
''
Message-ID: <asdfghjkl42@host.local.network>
From: Postmaster <postmaster@example.com>
To: Chuck <chuck@example.com>
Cc:
Bcc:
Subject: This is a test Email from postmaster@example.com to chuck
Reply-To:
Hello Chuck,
Hello Chuck,
I think I may have misconfigured the mail server
XOXO Postmaster
'';
"root/email4".text = ''
Message-ID: <sdfsdf@host.local.network>
From: Single Alias <single-alias@example.com>
To: User1 <user1@example.com>
Cc:
Bcc:
Subject: This is a test Email from single-alias@example.com to user1
Reply-To:
I think I may have misconfigured the mail server
XOXO Postmaster
'';
"root/email4".text =
# mail
''
Message-ID: <sdfsdf@host.local.network>
From: Single Alias <single-alias@example.com>
To: User1 <user1@example.com>
Cc:
Bcc:
Subject: This is a test Email from single-alias@example.com to user1
Reply-To:
Hello User1,
Hello User1,
how are you doing today?
how are you doing today?
XOXO User1 aka Single Alias
'';
"root/email5".text = ''
Message-ID: <789asdf@host.local.network>
From: User2 <user2@example.com>
To: Multi Alias <multi-alias@example.com>
Cc:
Bcc:
Subject: This is a test Email from user2@example.com to multi-alias
Reply-To:
XOXO User1 aka Single Alias
'';
"root/email5".text =
# mail
''
Message-ID: <789asdf@host.local.network>
From: User2 <user2@example.com>
To: Multi Alias <multi-alias@example.com>
Cc:
Bcc:
Subject: This is a test Email from user2@example.com to multi-alias
Reply-To:
Hello Multi Alias,
Hello Multi Alias,
how are we doing today?
how are we doing today?
XOXO User1
'';
"root/email6".text = ''
Message-ID: <123457qwerty@host.local.network>
From: User2 <user2@example.com>
To: User1 <user1@example.com>
Cc:
Bcc:
Subject: This is a test Email from user2 to user1
Reply-To:
XOXO User1
'';
"root/email6".text =
# mail
''
Message-ID: <123457qwerty@host.local.network>
From: User2 <user2@example.com>
To: User1 <user1@example.com>
Cc:
Bcc:
Subject: This is a test Email from user2 to user1
Reply-To:
Hello User1,
Hello User1,
this email contains the needle:
576a4565b70f5a4c1a0925cabdb587a6
'';
"root/email7".text = ''
Message-ID: <1234578qwerty@host.local.network>
From: User2 <user2@example.com>
To: User1 <user1@example.com>
Cc:
Bcc:
Subject: This is a test Email from user2 to user1
Reply-To:
this email contains the needle:
576a4565b70f5a4c1a0925cabdb587a6
'';
"root/email7".text =
# mail
''
Message-ID: <1234578qwerty@host.local.network>
From: User2 <user2@example.com>
To: User1 <user1@example.com>
Cc:
Bcc:
Subject: This is a test Email from user2 to user1
Reply-To:
Hello User1,
Hello User1,
this email does not contain the needle :(
'';
this email does not contain the needle :(
'';
};
};
};
testScript = ''
start_all()
testScript =
# python
''
start_all()
server.wait_for_unit("multi-user.target")
client.wait_for_unit("multi-user.target")
server.wait_for_unit("multi-user.target")
client.wait_for_unit("multi-user.target")
# TODO put this blocking into the systemd units?
server.wait_until_succeeds(
"set +e; timeout 1 nc -U /run/rspamd/rspamd-milter.sock < /dev/null; [ $? -eq 124 ]"
)
# TODO put this blocking into the systemd units?
server.wait_until_succeeds(
"set +e; timeout 1 nc -U /run/rspamd/rspamd-milter.sock < /dev/null; [ $? -eq 124 ]"
)
server.succeed("rspamadm dkim_keygen > /run/rspamd/dkim-test.key")
server.succeed("chown rspamd: /run/rspamd/dkim-test.key")
server.succeed("rspamadm dkim_keygen > /run/rspamd/dkim-test.key")
server.succeed("chown rspamd: /run/rspamd/dkim-test.key")
client.execute("cp -p /etc/root/.* ~/")
client.succeed("mkdir -p ~/mail")
client.succeed("ls -la ~/ >&2")
client.succeed("cat ~/.fetchmailrc >&2")
client.succeed("cat ~/.procmailrc >&2")
client.succeed("cat ~/.msmtprc >&2")
client.execute("cp -p /etc/root/.* ~/")
client.succeed("mkdir -p ~/mail")
client.succeed("ls -la ~/ >&2")
client.succeed("cat ~/.fetchmailrc >&2")
client.succeed("cat ~/.procmailrc >&2")
client.succeed("cat ~/.msmtprc >&2")
with subtest("imap retrieving mail"):
# fetchmail returns EXIT_CODE 1 when no new mail
client.succeed("fetchmail --nosslcertck -v || [ $? -eq 1 ] >&2")
with subtest("imap retrieving mail"):
# fetchmail returns EXIT_CODE 1 when no new mail
client.succeed("fetchmail --nosslcertck -v || [ $? -eq 1 ] >&2")
with subtest("submission port send mail"):
# send email from user2 to user1
client.succeed(
"msmtp -a test --tls=on --tls-certcheck=off --auth=on user1@example.com < /etc/root/email1 >&2"
)
# give the mail server some time to process the mail
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
with subtest("submission port send mail"):
# send email from user2 to user1
client.succeed(
"msmtp -a test --tls=on --tls-certcheck=off --auth=on user1@example.com < /etc/root/email1 >&2"
)
# give the mail server some time to process the mail
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
with subtest("imap retrieving mail 2"):
client.execute("rm ~/mail/*")
# fetchmail returns EXIT_CODE 0 when it retrieves mail
client.succeed("fetchmail --nosslcertck -v >&2")
with subtest("imap retrieving mail 2"):
client.execute("rm ~/mail/*")
# fetchmail returns EXIT_CODE 0 when it retrieves mail
client.succeed("fetchmail --nosslcertck -v >&2")
with subtest("remove sensitive information on submission port"):
client.succeed("cat ~/mail/* >&2")
## make sure our IP is _not_ in the email header
client.fail("grep-ip ~/mail/*")
client.succeed("check-mail-id ~/mail/*")
with subtest("remove sensitive information on submission port"):
client.succeed("cat ~/mail/* >&2")
## make sure our IP is _not_ in the email header
client.fail("grep-ip ~/mail/*")
client.succeed("check-mail-id ~/mail/*")
with subtest("have correct fqdn as sender"):
client.succeed("grep 'Received: from mail.example.com' ~/mail/*")
with subtest("have correct fqdn as sender"):
client.succeed("grep 'Received: from mail.example.com' ~/mail/*")
with subtest("dkim has user-specified size"):
server.succeed(
"openssl rsa -in /var/dkim/example2.com.dkim-rsa.key -text -noout | grep 'Private-Key: (1535 bit'"
)
with subtest("dkim has user-specified size"):
server.succeed(
"openssl rsa -in /var/dkim/example2.com.dkim-rsa.key -text -noout | grep 'Private-Key: (1535 bit'"
)
with subtest("dkim signing, multiple domains"):
client.execute("rm ~/mail/*")
# send email from user2 to user1
client.succeed(
"msmtp -a test2 --tls=on --tls-certcheck=off --auth=on user1@example.com < /etc/root/email2 >&2"
)
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
# fetchmail returns EXIT_CODE 0 when it retrieves mail
client.succeed("fetchmail --nosslcertck -v")
client.succeed("cat ~/mail/* >&2")
# make sure it is dkim signed
client.succeed("grep 's=dkim-rsa' ~/mail/*")
client.succeed("grep 's=dkim-ed25519' ~/mail/*")
client.succeed("grep 's=dkim-file' ~/mail/*")
with subtest("dkim signing, multiple domains"):
client.execute("rm ~/mail/*")
# send email from user2 to user1
client.succeed(
"msmtp -a test2 --tls=on --tls-certcheck=off --auth=on user1@example.com < /etc/root/email2 >&2"
)
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
# fetchmail returns EXIT_CODE 0 when it retrieves mail
client.succeed("fetchmail --nosslcertck -v")
client.succeed("cat ~/mail/* >&2")
# make sure it is dkim signed
client.succeed("grep 's=dkim-rsa' ~/mail/*")
client.succeed("grep 's=dkim-ed25519' ~/mail/*")
client.succeed("grep 's=dkim-file' ~/mail/*")
with subtest("aliases"):
client.execute("rm ~/mail/*")
# send email from chuck to postmaster
client.succeed(
"msmtp -a test3 --tls=on --tls-certcheck=off --auth=on postmaster@example.com < /etc/root/email2 >&2"
)
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
# fetchmail returns EXIT_CODE 0 when it retrieves mail
client.succeed("fetchmail --nosslcertck -v")
with subtest("aliases"):
client.execute("rm ~/mail/*")
# send email from chuck to postmaster
client.succeed(
"msmtp -a test3 --tls=on --tls-certcheck=off --auth=on postmaster@example.com < /etc/root/email2 >&2"
)
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
# fetchmail returns EXIT_CODE 0 when it retrieves mail
client.succeed("fetchmail --nosslcertck -v")
with subtest("domain catch-all"):
client.execute("rm ~/mail/*")
# send email from chuck to non-existent account
client.succeed(
"msmtp -a test3 --tls=on --tls-certcheck=off --auth=on lol@example.com < /etc/root/email2 >&2"
)
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
# fetchmail returns EXIT_CODE 0 when it retrieves mail
client.succeed("fetchmail --nosslcertck -v")
with subtest("domain catch-all"):
client.execute("rm ~/mail/*")
# send email from chuck to non-existent account
client.succeed(
"msmtp -a test3 --tls=on --tls-certcheck=off --auth=on lol@example.com < /etc/root/email2 >&2"
)
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
# fetchmail returns EXIT_CODE 0 when it retrieves mail
client.succeed("fetchmail --nosslcertck -v")
client.execute("rm ~/mail/*")
# send email from user1 to chuck
client.succeed(
"msmtp -a test4 --tls=on --tls-certcheck=off --auth=on chuck@example.com < /etc/root/email2 >&2"
)
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
# fetchmail returns EXIT_CODE 1 when no new mail
# if this succeeds, it means that user1 received the mail that was intended for chuck.
client.fail("fetchmail --nosslcertck -v")
client.execute("rm ~/mail/*")
# send email from user1 to chuck
client.succeed(
"msmtp -a test4 --tls=on --tls-certcheck=off --auth=on chuck@example.com < /etc/root/email2 >&2"
)
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
# fetchmail returns EXIT_CODE 1 when no new mail
# if this succeeds, it means that user1 received the mail that was intended for chuck.
client.fail("fetchmail --nosslcertck -v")
with subtest("extraVirtualAliases"):
client.execute("rm ~/mail/*")
# send email from single-alias to user1
client.succeed(
"msmtp -a test5 --tls=on --tls-certcheck=off --auth=on user1@example.com < /etc/root/email4 >&2"
)
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
# fetchmail returns EXIT_CODE 0 when it retrieves mail
client.succeed("fetchmail --nosslcertck -v")
with subtest("extraVirtualAliases"):
client.execute("rm ~/mail/*")
# send email from single-alias to user1
client.succeed(
"msmtp -a test5 --tls=on --tls-certcheck=off --auth=on user1@example.com < /etc/root/email4 >&2"
)
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
# fetchmail returns EXIT_CODE 0 when it retrieves mail
client.succeed("fetchmail --nosslcertck -v")
client.execute("rm ~/mail/*")
# send email from user1 to multi-alias (user{1,2}@example.com)
client.succeed(
"msmtp -a test --tls=on --tls-certcheck=off --auth=on multi-alias@example.com < /etc/root/email5 >&2"
)
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
# fetchmail returns EXIT_CODE 0 when it retrieves mail
client.succeed("fetchmail --nosslcertck -v")
client.execute("rm ~/mail/*")
# send email from user1 to multi-alias (user{1,2}@example.com)
client.succeed(
"msmtp -a test --tls=on --tls-certcheck=off --auth=on multi-alias@example.com < /etc/root/email5 >&2"
)
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
# fetchmail returns EXIT_CODE 0 when it retrieves mail
client.succeed("fetchmail --nosslcertck -v")
with subtest("quota"):
client.execute("rm ~/mail/*")
client.execute("mv ~/.fetchmailRcLowQuota ~/.fetchmailrc")
with subtest("quota"):
client.execute("rm ~/mail/*")
client.execute("mv ~/.fetchmailRcLowQuota ~/.fetchmailrc")
client.succeed(
"msmtp -a test3 --tls=on --tls-certcheck=off --auth=on lowquota@example.com < /etc/root/email2 >&2"
)
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
# fetchmail returns EXIT_CODE 0 when it retrieves mail
client.fail("fetchmail --nosslcertck -v")
client.succeed(
"msmtp -a test3 --tls=on --tls-certcheck=off --auth=on lowquota@example.com < /etc/root/email2 >&2"
)
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
# fetchmail returns EXIT_CODE 0 when it retrieves mail
client.fail("fetchmail --nosslcertck -v")
with subtest("imap sieve junk trainer"):
# send email from user2 to user1
client.succeed(
"msmtp -a test --tls=on --tls-certcheck=off --auth=on user1@example.com < /etc/root/email1 >&2"
)
# give the mail server some time to process the mail
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
with subtest("imap sieve junk trainer"):
# send email from user2 to user1
client.succeed(
"msmtp -a test --tls=on --tls-certcheck=off --auth=on user1@example.com < /etc/root/email1 >&2"
)
# give the mail server some time to process the mail
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
client.succeed("imap-mark-spam >&2")
server.wait_until_succeeds("journalctl -u dovecot | grep -i rspamd-learn-spam.sh >&2")
client.succeed("imap-mark-ham >&2")
server.wait_until_succeeds("journalctl -u dovecot | grep -i rspamd-learn-ham.sh >&2")
client.succeed("imap-mark-spam >&2")
server.wait_until_succeeds("journalctl -u dovecot | grep -i rspamd-learn-spam.sh >&2")
client.succeed("imap-mark-ham >&2")
server.wait_until_succeeds("journalctl -u dovecot | grep -i rspamd-learn-ham.sh >&2")
with subtest("full text search and indexation"):
# send 2 email from user2 to user1
client.succeed(
"msmtp -a test --tls=on --tls-certcheck=off --auth=on user1@example.com < /etc/root/email6 >&2"
)
client.succeed(
"msmtp -a test --tls=on --tls-certcheck=off --auth=on user1@example.com < /etc/root/email7 >&2"
)
# give the mail server some time to process the mail
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
with subtest("full text search and indexation"):
# send 2 email from user2 to user1
client.succeed(
"msmtp -a test --tls=on --tls-certcheck=off --auth=on user1@example.com < /etc/root/email6 >&2"
)
client.succeed(
"msmtp -a test --tls=on --tls-certcheck=off --auth=on user1@example.com < /etc/root/email7 >&2"
)
# give the mail server some time to process the mail
server.wait_until_fails('[ "$(postqueue -p)" != "Mail queue is empty" ]')
# should find exactly one email containing this
client.succeed("search INBOX 576a4565b70f5a4c1a0925cabdb587a6 >&2")
# should fail because this folder is not indexed
client.fail("search Junk a >&2")
# check that search really goes through the indexer
server.succeed("journalctl -u dovecot | grep 'fts-flatcurve(INBOX): Query ' >&2")
# check that Junk is not indexed
server.fail("journalctl -u dovecot | grep 'fts-flatcurve(JUNK): Indexing ' >&2")
# should find exactly one email containing this
client.succeed("search INBOX 576a4565b70f5a4c1a0925cabdb587a6 >&2")
# should fail because this folder is not indexed
client.fail("search Junk a >&2")
# check that search really goes through the indexer
server.succeed("journalctl -u dovecot | grep 'fts-flatcurve(INBOX): Query ' >&2")
# check that Junk is not indexed
server.fail("journalctl -u dovecot | grep 'fts-flatcurve(JUNK): Indexing ' >&2")
with subtest("dmarc reporting"):
server.systemctl("start rspamd-dmarc-reporter.service")
with subtest("dmarc reporting"):
server.systemctl("start rspamd-dmarc-reporter.service")
with subtest("no warnings or errors"):
server.fail("journalctl -u postfix | grep -i error >&2")
server.fail("journalctl -u postfix | grep -i warning >&2")
server.fail("journalctl -u dovecot | grep -v 'imap-login: Debug: SSL error: Connection closed' | grep -i error >&2")
# harmless ? https://dovecot.org/pipermail/dovecot/2020-August/119575.html
server.fail(
"journalctl -u dovecot | \
grep -v 'Expunged message reappeared, giving a new UID' | \
grep -v 'Time moved forwards' | \
grep -i warning >&2"
)
'';
with subtest("no warnings or errors"):
server.fail("journalctl -u postfix | grep -i error >&2")
server.fail("journalctl -u postfix | grep -i warning >&2")
server.fail("journalctl -u dovecot | grep -v 'imap-login: Debug: SSL error: Connection closed' | grep -i error >&2")
# harmless ? https://dovecot.org/pipermail/dovecot/2020-August/119575.html
server.fail(
"journalctl -u dovecot | \
grep -v 'Expunged message reappeared, giving a new UID' | \
grep -v 'Time moved forwards' | \
grep -i warning >&2"
)
'';
}
+1
View File
@@ -122,6 +122,7 @@ in
nodes,
...
}:
# python
''
machine.start()
machine.wait_for_unit("multi-user.target")
+29 -26
View File
@@ -53,36 +53,38 @@ in
};
};
};
declarativeContents."dc=example" = ''
dn: dc=example
objectClass: domain
dc: example
declarativeContents."dc=example" =
#ldif
''
dn: dc=example
objectClass: domain
dc: example
dn: cn=mail,dc=example
objectClass: organizationalRole
objectClass: simpleSecurityObject
objectClass: top
cn: mail
userPassword: ${bindPassword}
dn: cn=mail,dc=example
objectClass: organizationalRole
objectClass: simpleSecurityObject
objectClass: top
cn: mail
userPassword: ${bindPassword}
dn: ou=users,dc=example
objectClass: organizationalUnit
ou: users
dn: ou=users,dc=example
objectClass: organizationalUnit
ou: users
dn: cn=alice,ou=users,dc=example
objectClass: inetOrgPerson
cn: alice
sn: Foo
mail: alice@example.com
userPassword: ${alicePassword}
dn: cn=alice,ou=users,dc=example
objectClass: inetOrgPerson
cn: alice
sn: Foo
mail: alice@example.com
userPassword: ${alicePassword}
dn: cn=bob,ou=users,dc=example
objectClass: inetOrgPerson
cn: bob
sn: Bar
mail: bob@example.com
userPassword: ${bobPassword}
'';
dn: cn=bob,ou=users,dc=example
objectClass: inetOrgPerson
cn: bob
sn: Bar
mail: bob@example.com
userPassword: ${bobPassword}
'';
};
mailserver = {
@@ -121,6 +123,7 @@ in
nodes,
...
}:
# python
''
import sys
import re
+23 -21
View File
@@ -90,29 +90,31 @@ in
];
};
};
testScript = ''
start_all()
testScript =
# python
''
start_all()
for domain in [domain1, domain2]:
domain.wait_for_unit("multi-user.target")
domain.wait_for_unit("dovecot.service")
for domain in [domain1, domain2]:
domain.wait_for_unit("multi-user.target")
domain.wait_for_unit("dovecot.service")
# TODO put this blocking into the systemd units?
domain1.wait_until_succeeds(
"set +e; timeout 1 nc -U /run/rspamd/rspamd-milter.sock < /dev/null; [ $? -eq 124 ]"
)
domain2.wait_until_succeeds(
"set +e; timeout 1 nc -U /run/rspamd/rspamd-milter.sock < /dev/null; [ $? -eq 124 ]"
)
# TODO put this blocking into the systemd units?
domain1.wait_until_succeeds(
"set +e; timeout 1 nc -U /run/rspamd/rspamd-milter.sock < /dev/null; [ $? -eq 124 ]"
)
domain2.wait_until_succeeds(
"set +e; timeout 1 nc -U /run/rspamd/rspamd-milter.sock < /dev/null; [ $? -eq 124 ]"
)
# user@domain1.com sends a mail to user@domain2.com via explicit TLS
client.succeed(
"mail-check send-and-read --smtp-port 587 --smtp-starttls --smtp-host domain1 --from-addr user@domain1.com --imap-host domain2 --to-addr user@domain2.com --src-password-file ${password} --dst-password-file ${password} --ignore-dkim-spf"
)
# user@domain1.com sends a mail to user@domain2.com via explicit TLS
client.succeed(
"mail-check send-and-read --smtp-port 587 --smtp-starttls --smtp-host domain1 --from-addr user@domain1.com --imap-host domain2 --to-addr user@domain2.com --src-password-file ${password} --dst-password-file ${password} --ignore-dkim-spf"
)
# Send a mail to the address forwarded via implicit TLS and check it is in the recipient mailbox
client.succeed(
"mail-check send-and-read --smtp-port 465 --smtp-ssl --smtp-host domain1 --from-addr user@domain1.com --imap-host domain2 --to-addr non-local@domain1.com --imap-username user@domain2.com --src-password-file ${password} --dst-password-file ${password} --ignore-dkim-spf"
)
'';
# Send a mail to the address forwarded via implicit TLS and check it is in the recipient mailbox
client.succeed(
"mail-check send-and-read --smtp-port 465 --smtp-ssl --smtp-host domain1 --from-addr user@domain1.com --imap-host domain2 --to-addr non-local@domain1.com --imap-username user@domain2.com --src-password-file ${password} --dst-password-file ${password} --ignore-dkim-spf"
)
'';
}