forked from mirrors/nixpkgs
309 lines
10 KiB
Nix
309 lines
10 KiB
Nix
{ config, lib, pkgs, ...}:
|
|
|
|
with lib;
|
|
|
|
let
|
|
|
|
cfg = config.services.znc;
|
|
|
|
defaultUser = "znc";
|
|
|
|
modules = pkgs.buildEnv {
|
|
name = "znc-modules";
|
|
paths = cfg.modulePackages;
|
|
};
|
|
|
|
listenerPorts = concatMap (l: optional (l ? Port) l.Port)
|
|
(attrValues (cfg.config.Listener or {}));
|
|
|
|
# Converts the config option to a string
|
|
semanticString = let
|
|
|
|
sortedAttrs = set: sort (l: r:
|
|
if l == "extraConfig" then false # Always put extraConfig last
|
|
else if isAttrs set.${l} == isAttrs set.${r} then l < r
|
|
else isAttrs set.${r} # Attrsets should be last, makes for a nice config
|
|
# This last case occurs when any side (but not both) is an attrset
|
|
# The order of these is correct when the attrset is on the right
|
|
# which we're just returning
|
|
) (attrNames set);
|
|
|
|
# Specifies an attrset that encodes the value according to its type
|
|
encode = name: value: {
|
|
null = [];
|
|
bool = [ "${name} = ${boolToString value}" ];
|
|
int = [ "${name} = ${toString value}" ];
|
|
|
|
# extraConfig should be inserted verbatim
|
|
string = [ (if name == "extraConfig" then value else "${name} = ${value}") ];
|
|
|
|
# Values like `Foo = [ "bar" "baz" ];` should be transformed into
|
|
# Foo=bar
|
|
# Foo=baz
|
|
list = concatMap (encode name) value;
|
|
|
|
# Values like `Foo = { bar = { Baz = "baz"; Qux = "qux"; Florps = null; }; };` should be transmed into
|
|
# <Foo bar>
|
|
# Baz=baz
|
|
# Qux=qux
|
|
# </Foo>
|
|
set = concatMap (subname: optionals (value.${subname} != null) ([
|
|
"<${name} ${subname}>"
|
|
] ++ map (line: "\t${line}") (toLines value.${subname}) ++ [
|
|
"</${name}>"
|
|
])) (filter (v: v != null) (attrNames value));
|
|
|
|
}.${builtins.typeOf value};
|
|
|
|
# One level "above" encode, acts upon a set and uses encode on each name,value pair
|
|
toLines = set: concatMap (name: encode name set.${name}) (sortedAttrs set);
|
|
|
|
in
|
|
concatStringsSep "\n" (toLines cfg.config);
|
|
|
|
semanticTypes = with types; rec {
|
|
zncAtom = nullOr (oneOf [ int bool str ]);
|
|
zncAttr = attrsOf (nullOr zncConf);
|
|
zncAll = oneOf [ zncAtom (listOf zncAtom) zncAttr ];
|
|
zncConf = attrsOf (zncAll // {
|
|
# Since this is a recursive type and the description by default contains
|
|
# the description of its subtypes, infinite recursion would occur without
|
|
# explicitly breaking this cycle
|
|
description = "znc values (null, atoms (str, int, bool), list of atoms, or attrsets of znc values)";
|
|
});
|
|
};
|
|
|
|
in
|
|
|
|
{
|
|
|
|
imports = [ ./options.nix ];
|
|
|
|
options = {
|
|
services.znc = {
|
|
enable = mkEnableOption "ZNC";
|
|
|
|
user = mkOption {
|
|
default = "znc";
|
|
example = "john";
|
|
type = types.str;
|
|
description = ''
|
|
The name of an existing user account to use to own the ZNC server
|
|
process. If not specified, a default user will be created.
|
|
'';
|
|
};
|
|
|
|
group = mkOption {
|
|
default = defaultUser;
|
|
example = "users";
|
|
type = types.str;
|
|
description = ''
|
|
Group to own the ZNC process.
|
|
'';
|
|
};
|
|
|
|
dataDir = mkOption {
|
|
default = "/var/lib/znc/";
|
|
example = "/home/john/.znc/";
|
|
type = types.path;
|
|
description = ''
|
|
The state directory for ZNC. The config and the modules will be linked
|
|
to from this directory as well.
|
|
'';
|
|
};
|
|
|
|
openFirewall = mkOption {
|
|
type = types.bool;
|
|
default = false;
|
|
description = ''
|
|
Whether to open ports in the firewall for ZNC. Does work with
|
|
ports for listeners specified in
|
|
<option>services.znc.config.Listener</option>.
|
|
'';
|
|
};
|
|
|
|
config = mkOption {
|
|
type = semanticTypes.zncConf;
|
|
default = {};
|
|
example = literalExample ''
|
|
{
|
|
LoadModule = [ "webadmin" "adminlog" ];
|
|
User.paul = {
|
|
Admin = true;
|
|
Nick = "paul";
|
|
AltNick = "paul1";
|
|
LoadModule = [ "chansaver" "controlpanel" ];
|
|
Network.freenode = {
|
|
Server = "chat.freenode.net +6697";
|
|
LoadModule = [ "simple_away" ];
|
|
Chan = {
|
|
"#nixos" = { Detached = false; };
|
|
"##linux" = { Disabled = true; };
|
|
};
|
|
};
|
|
Pass.password = {
|
|
Method = "sha256";
|
|
Hash = "e2ce303c7ea75c571d80d8540a8699b46535be6a085be3414947d638e48d9e93";
|
|
Salt = "l5Xryew4g*!oa(ECfX2o";
|
|
};
|
|
};
|
|
}
|
|
'';
|
|
description = ''
|
|
Configuration for ZNC, see
|
|
<link xlink:href="https://wiki.znc.in/Configuration"/> for details. The
|
|
Nix value declared here will be translated directly to the xml-like
|
|
format ZNC expects. This is much more flexible than the legacy options
|
|
under <option>services.znc.confOptions.*</option>, but also can't do
|
|
any type checking.
|
|
</para>
|
|
<para>
|
|
You can use <command>nix-instantiate --eval --strict '<nixpkgs/nixos>' -A config.services.znc.config</command>
|
|
to view the current value. By default it contains a listener for port
|
|
5000 with SSL enabled.
|
|
</para>
|
|
<para>
|
|
Nix attributes called <literal>extraConfig</literal> will be inserted
|
|
verbatim into the resulting config file.
|
|
</para>
|
|
<para>
|
|
If <option>services.znc.useLegacyConfig</option> is turned on, the
|
|
option values in <option>services.znc.confOptions.*</option> will be
|
|
gracefully be applied to this option.
|
|
</para>
|
|
<para>
|
|
If you intend to update the configuration through this option, be sure
|
|
to enable <option>services.znc.mutable</option>, otherwise none of the
|
|
changes here will be applied after the initial deploy.
|
|
'';
|
|
};
|
|
|
|
configFile = mkOption {
|
|
type = types.path;
|
|
example = "~/.znc/configs/znc.conf";
|
|
description = ''
|
|
Configuration file for ZNC. It is recommended to use the
|
|
<option>config</option> option instead.
|
|
</para>
|
|
<para>
|
|
Setting this option will override any auto-generated config file
|
|
through the <option>confOptions</option> or <option>config</option>
|
|
options.
|
|
'';
|
|
};
|
|
|
|
modulePackages = mkOption {
|
|
type = types.listOf types.package;
|
|
default = [ ];
|
|
example = literalExample "[ pkgs.zncModules.fish pkgs.zncModules.push ]";
|
|
description = ''
|
|
A list of global znc module packages to add to znc.
|
|
'';
|
|
};
|
|
|
|
mutable = mkOption {
|
|
default = true; # TODO: Default to true when config is set, make sure to not delete the old config if present
|
|
type = types.bool;
|
|
description = ''
|
|
Indicates whether to allow the contents of the
|
|
<literal>dataDir</literal> directory to be changed by the user at
|
|
run-time.
|
|
</para>
|
|
<para>
|
|
If enabled, modifications to the ZNC configuration after its initial
|
|
creation are not overwritten by a NixOS rebuild. If disabled, the
|
|
ZNC configuration is rebuilt on every NixOS rebuild.
|
|
</para>
|
|
<para>
|
|
If the user wants to manage the ZNC service using the web admin
|
|
interface, this option should be enabled.
|
|
'';
|
|
};
|
|
|
|
extraFlags = mkOption {
|
|
default = [ ];
|
|
example = [ "--debug" ];
|
|
type = types.listOf types.str;
|
|
description = ''
|
|
Extra arguments to use for executing znc.
|
|
'';
|
|
};
|
|
};
|
|
};
|
|
|
|
|
|
###### Implementation
|
|
|
|
config = mkIf cfg.enable {
|
|
|
|
services.znc = {
|
|
configFile = mkDefault (pkgs.writeText "znc-generated.conf" semanticString);
|
|
config = {
|
|
Version = lib.getVersion pkgs.znc;
|
|
Listener.l.Port = mkDefault 5000;
|
|
Listener.l.SSL = mkDefault true;
|
|
};
|
|
};
|
|
|
|
networking.firewall.allowedTCPPorts = mkIf cfg.openFirewall listenerPorts;
|
|
|
|
systemd.services.znc = {
|
|
description = "ZNC Server";
|
|
wantedBy = [ "multi-user.target" ];
|
|
after = [ "network-online.target" ];
|
|
serviceConfig = {
|
|
User = cfg.user;
|
|
Group = cfg.group;
|
|
Restart = "always";
|
|
ExecStart = "${pkgs.znc}/bin/znc --foreground --datadir ${cfg.dataDir} ${escapeShellArgs cfg.extraFlags}";
|
|
ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
|
|
ExecStop = "${pkgs.coreutils}/bin/kill -INT $MAINPID";
|
|
};
|
|
preStart = ''
|
|
mkdir -p ${cfg.dataDir}/configs
|
|
|
|
# If mutable, regenerate conf file every time.
|
|
${optionalString (!cfg.mutable) ''
|
|
echo "znc is set to be system-managed. Now deleting old znc.conf file to be regenerated."
|
|
rm -f ${cfg.dataDir}/configs/znc.conf
|
|
''}
|
|
|
|
# Ensure essential files exist.
|
|
if [[ ! -f ${cfg.dataDir}/configs/znc.conf ]]; then
|
|
echo "No znc.conf file found in ${cfg.dataDir}. Creating one now."
|
|
cp --no-clobber ${cfg.configFile} ${cfg.dataDir}/configs/znc.conf
|
|
chmod u+rw ${cfg.dataDir}/configs/znc.conf
|
|
chown ${cfg.user} ${cfg.dataDir}/configs/znc.conf
|
|
fi
|
|
|
|
if [[ ! -f ${cfg.dataDir}/znc.pem ]]; then
|
|
echo "No znc.pem file found in ${cfg.dataDir}. Creating one now."
|
|
${pkgs.znc}/bin/znc --makepem --datadir ${cfg.dataDir}
|
|
fi
|
|
|
|
# Symlink modules
|
|
rm ${cfg.dataDir}/modules || true
|
|
ln -fs ${modules}/lib/znc ${cfg.dataDir}/modules
|
|
'';
|
|
};
|
|
|
|
users.users = optionalAttrs (cfg.user == defaultUser) {
|
|
${defaultUser} =
|
|
{ description = "ZNC server daemon owner";
|
|
group = defaultUser;
|
|
uid = config.ids.uids.znc;
|
|
home = cfg.dataDir;
|
|
createHome = true;
|
|
};
|
|
};
|
|
|
|
users.groups = optionalAttrs (cfg.user == defaultUser) {
|
|
${defaultUser} =
|
|
{ gid = config.ids.gids.znc;
|
|
members = [ defaultUser ];
|
|
};
|
|
};
|
|
|
|
};
|
|
}
|