Skynet/misc_nixos-mailserver
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This commit is contained in:
Robin Raymond 2017-09-02 13:29:49 +02:00
parent b5fccc7e39
commit ebb2a5caf7
6 changed files with 41 additions and 39 deletions
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23
default.nix
View file

@ -172,7 +172,7 @@ in
''; '';
}; };
cert_dir = mkOption { certificateDirectory = mkOption {
type = types.path; type = types.path;
default = "/var/certs"; default = "/var/certs";
description = '' description = ''
@ -183,7 +183,7 @@ in
''; '';
}; };
enable_imap = mkOption { enableImap = mkOption {
type = types.bool; type = types.bool;
default = true; default = true;
description = '' description = ''
@ -196,7 +196,7 @@ in
''; '';
}; };
enable_pop3 = mkOption { enablePop3 = mkOption {
type = types.bool; type = types.bool;
default = false; default = false;
description = '' description = ''
@ -221,7 +221,7 @@ in
''; '';
}; };
dkim_signing = mkOption { dkimSigning = mkOption {
type = types.bool; type = types.bool;
default = true; default = true;
description = '' description = ''
@ -230,7 +230,7 @@ in
''; '';
}; };
dkim_selector = mkOption { dkimSelector = mkOption {
type = types.string; type = types.string;
default = "mail"; default = "mail";
description = '' description = ''
@ -238,7 +238,7 @@ in
''; '';
}; };
dkim_dir = mkOption { dkimKeyDirectory = mkOption {
type = types.path; type = types.path;
default = "/var/dkim"; default = "/var/dkim";
description = '' description = ''
@ -255,8 +255,8 @@ in
services = import ./mail-server/services.nix { services = import ./mail-server/services.nix {
inherit lib; inherit lib;
inherit (cfg) mailDirectory vmailUserName vmailGroupName virtualAliases domain inherit (cfg) mailDirectory vmailUserName vmailGroupName virtualAliases domain
enable_imap enable_pop3 dkim_signing dkim_selector dkim_dir enableImap enablePop3 dkimSigning dkimSelector dkimKeyDirectory
certificateScheme certificateFile keyFile cert_dir virusScanning; certificateScheme certificateFile keyFile certificateDirectory virusScanning;
}; };
environment = import ./mail-server/environment.nix { environment = import ./mail-server/environment.nix {
@ -265,13 +265,14 @@ in
}; };
networking = import ./mail-server/networking.nix { networking = import ./mail-server/networking.nix {
inherit (cfg) domain hostPrefix enable_imap enable_pop3; inherit (cfg) domain hostPrefix enableImap enablePop3;
}; };
systemd = import ./mail-server/systemd.nix { systemd = import ./mail-server/systemd.nix {
inherit pkgs; inherit pkgs;
inherit (cfg) mailDirectory vmailGroupName certificateScheme cert_dir inherit (cfg) mailDirectory vmailGroupName certificateScheme
hostPrefix domain dkim_selector dkim_dir; certificateDirectory
hostPrefix domain dkimSelector dkimKeyDirectory;
}; };
users = import ./mail-server/users.nix { users = import ./mail-server/users.nix {

6
mail-server/dovecot.nix
View file

@ -14,7 +14,7 @@
# You should have received a copy of the GNU General Public License # You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/> # along with this program. If not, see <http://www.gnu.org/licenses/>
{ vmailGroupName, vmailUserName, mailDirectory, enable_imap, enable_pop3, cert, { vmailGroupName, vmailUserName, mailDirectory, enableImap, enablePop3, cert,
key }: key }:
let let
@ -24,8 +24,8 @@ let
in in
{ {
enable = true; enable = true;
enableImap = enable_imap; enableImap = enableImap;
enablePop3 = enable_pop3; enablePop3 = enablePop3;
mailGroup = vmailGroupName; mailGroup = vmailGroupName;
mailUser = vmailUserName; mailUser = vmailUserName;
mailLocation = dovecot_maildir; mailLocation = dovecot_maildir;

6
mail-server/networking.nix
View file

@ -14,7 +14,7 @@
# You should have received a copy of the GNU General Public License # You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/> # along with this program. If not, see <http://www.gnu.org/licenses/>
{ domain, hostPrefix, enable_imap, enable_pop3 }: { domain, hostPrefix, enableImap, enablePop3 }:
{ {
#hostName = "${hostPrefix}.${domain}"; #hostName = "${hostPrefix}.${domain}";
@ -22,7 +22,7 @@
firewall = { firewall = {
enable = true; enable = true;
allowedTCPPorts = [ 25 587 ] allowedTCPPorts = [ 25 587 ]
++ (if enable_imap then [ 143 ] else []) ++ (if enableImap then [ 143 ] else [])
++ (if enable_pop3 then [ 110 ] else []); ++ (if enablePop3 then [ 110 ] else []);
}; };
} }

8
mail-server/rmilter.nix
View file

@ -14,7 +14,7 @@
# You should have received a copy of the GNU General Public License # You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/> # along with this program. If not, see <http://www.gnu.org/licenses/>
{ domain, virusScanning, dkim_signing, dkim_dir, dkim_selector }: { domain, virusScanning, dkimSigning, dkimKeyDirectory, dkimSelector }:
let let
clamav = if virusScanning clamav = if virusScanning
@ -25,14 +25,14 @@ let
}; };
'' ''
else ""; else "";
dkim = if dkim_signing dkim = if dkimSigning
then then
'' ''
dkim { dkim {
domain { domain {
key = "${dkim_dir}"; key = "${dkimKeyDirectory}";
domain = "*"; domain = "*";
selector = "${dkim_selector}"; selector = "${dkimSelector}";
}; };
sign_alg = sha256; sign_alg = sha256;
auth_only = yes; auth_only = yes;

17
mail-server/services.nix
View file

@ -14,23 +14,24 @@
# You should have received a copy of the GNU General Public License # You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/> # along with this program. If not, see <http://www.gnu.org/licenses/>
{ lib, mailDirectory, vmailUserName, vmailGroupName, virtualAliases, domain, enable_imap, { lib, mailDirectory, vmailUserName, vmailGroupName, virtualAliases, domain,
enable_pop3, virusScanning, dkim_signing, dkim_selector, dkim_dir, enableImap, enablePop3, virusScanning, dkimSigning, dkimSelector,
certificateScheme, certificateFile, keyFile, cert_dir }: dkimKeyDirectory, certificateScheme, certificateFile, keyFile,
certificateDirectory }:
let let
# cert :: PATH # cert :: PATH
cert = if certificateScheme == 1 cert = if certificateScheme == 1
then certificateFile then certificateFile
else if certificateScheme == 2 else if certificateScheme == 2
then "${cert_dir}/cert-${domain}.pem" then "${certificateDirectory}/cert-${domain}.pem"
else ""; else "";
# key :: PATH # key :: PATH
key = if certificateScheme == 1 key = if certificateScheme == 1
then keyFile then keyFile
else if certificateScheme == 2 else if certificateScheme == 2
then "${cert_dir}/key-${domain}.pem" then "${certificateDirectory}/key-${domain}.pem"
else ""; else "";
in in
{ {
@ -40,7 +41,7 @@ in
}; };
rmilter = import ./rmilter.nix { rmilter = import ./rmilter.nix {
inherit domain virusScanning dkim_signing dkim_selector dkim_dir; inherit domain virusScanning dkimSigning dkimSelector dkimKeyDirectory;
}; };
postfix = import ./postfix.nix { postfix = import ./postfix.nix {
@ -48,7 +49,7 @@ in
}; };
dovecot2 = import ./dovecot.nix { dovecot2 = import ./dovecot.nix {
inherit vmailGroupName vmailUserName mailDirectory enable_imap inherit vmailGroupName vmailUserName mailDirectory enableImap
enable_pop3 cert key; enablePop3 cert key;
}; };
} }

20
mail-server/systemd.nix
View file

@ -14,14 +14,14 @@
# You should have received a copy of the GNU General Public License # You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/> # along with this program. If not, see <http://www.gnu.org/licenses/>
{ pkgs, mailDirectory, vmailGroupName, certificateScheme, cert_dir, hostPrefix, { pkgs, mailDirectory, vmailGroupName, certificateScheme, certificateDirectory, hostPrefix,
domain, dkim_selector, dkim_dir}: domain, dkimSelector, dkimKeyDirectory}:
let let
create_certificate = if certificateScheme == 2 then create_certificate = if certificateScheme == 2 then
'' ''
# Create certificates if they do not exist yet # Create certificates if they do not exist yet
dir="${cert_dir}" dir="${certificateDirectory}"
fqdn="${hostPrefix}.${domain}" fqdn="${hostPrefix}.${domain}"
case $fqdn in /*) fqdn=$(cat "$fqdn");; esac case $fqdn in /*) fqdn=$(cat "$fqdn");; esac
key="''${dir}/key-${domain}.pem"; key="''${dir}/key-${domain}.pem";
@ -29,7 +29,7 @@ let
if [ ! -f "''${key}" ] || [ ! -f "''${cert}" ] if [ ! -f "''${key}" ] || [ ! -f "''${cert}" ]
then then
mkdir -p "${cert_dir}" mkdir -p "${certificateDirectory}"
(umask 077; "${pkgs.openssl}/bin/openssl" genrsa -out "''${key}" 2048) && (umask 077; "${pkgs.openssl}/bin/openssl" genrsa -out "''${key}" 2048) &&
"${pkgs.openssl}/bin/openssl" req -new -key "''${key}" -x509 -subj "/CN=''${fqdn}" \ "${pkgs.openssl}/bin/openssl" req -new -key "''${key}" -x509 -subj "/CN=''${fqdn}" \
-days 3650 -out "''${cert}" -days 3650 -out "''${cert}"
@ -37,20 +37,20 @@ let
'' ''
else ""; else "";
dkim_key = "${dkim_dir}/${dkim_selector}.private"; dkim_key = "${dkimKeyDirectory}/${dkimSelector}.private";
dkim_txt = "${dkim_dir}/${dkim_selector}.txt"; dkim_txt = "${dkimKeyDirectory}/${dkimSelector}.txt";
create_dkim_cert = create_dkim_cert =
'' ''
# Create dkim dir # Create dkim dir
mkdir -p "${dkim_dir}" mkdir -p "${dkimKeyDirectory}"
chown rmilter:rmilter "${dkim_dir}" chown rmilter:rmilter "${dkimKeyDirectory}"
if [ ! -f "${dkim_key}" ] || [ ! -f "${dkim_txt}" ] if [ ! -f "${dkim_key}" ] || [ ! -f "${dkim_txt}" ]
then then
${pkgs.opendkim}/bin/opendkim-genkey -s "${dkim_selector}" \ ${pkgs.opendkim}/bin/opendkim-genkey -s "${dkimSelector}" \
-d ${domain} \ -d ${domain} \
--directory="${dkim_dir}" --directory="${dkimKeyDirectory}"
chown rmilter:rmilter "${dkim_key}" chown rmilter:rmilter "${dkim_key}"
fi fi
''; '';