484 lines
14 KiB
Nix
484 lines
14 KiB
Nix
{ config, lib, pkgs, ... }:
|
|
|
|
let
|
|
inherit (builtins) toString;
|
|
inherit (lib) types mkIf mkOption mkDefault;
|
|
inherit (lib) optional optionals optionalAttrs optionalString;
|
|
|
|
inherit (pkgs) sqlite;
|
|
|
|
format = pkgs.formats.ini {
|
|
mkKeyValue = key: value:
|
|
let
|
|
value' = lib.optionalString (value != null)
|
|
(if builtins.isBool value then
|
|
if value == true then "true" else "false"
|
|
else
|
|
toString value);
|
|
in "${key} = ${value'}";
|
|
};
|
|
|
|
cfg = config.services.writefreely;
|
|
|
|
isSqlite = cfg.database.type == "sqlite3";
|
|
isMysql = cfg.database.type == "mysql";
|
|
isMysqlLocal = isMysql && cfg.database.createLocally == true;
|
|
|
|
hostProtocol = if cfg.acme.enable then "https" else "http";
|
|
|
|
settings = cfg.settings // {
|
|
app = cfg.settings.app or { } // {
|
|
host = cfg.settings.app.host or "${hostProtocol}://${cfg.host}";
|
|
};
|
|
|
|
database = if cfg.database.type == "sqlite3" then {
|
|
type = "sqlite3";
|
|
filename = cfg.settings.database.filename or "writefreely.db";
|
|
database = cfg.database.name;
|
|
} else {
|
|
type = "mysql";
|
|
username = cfg.database.user;
|
|
password = "#dbpass#";
|
|
database = cfg.database.name;
|
|
host = cfg.database.host;
|
|
port = cfg.database.port;
|
|
tls = cfg.database.tls;
|
|
};
|
|
|
|
server = cfg.settings.server or { } // {
|
|
bind = cfg.settings.server.bind or "localhost";
|
|
gopher_port = cfg.settings.server.gopher_port or 0;
|
|
autocert = !cfg.nginx.enable && cfg.acme.enable;
|
|
templates_parent_dir =
|
|
cfg.settings.server.templates_parent_dir or cfg.package.src;
|
|
static_parent_dir = cfg.settings.server.static_parent_dir or assets;
|
|
pages_parent_dir =
|
|
cfg.settings.server.pages_parent_dir or cfg.package.src;
|
|
keys_parent_dir = cfg.settings.server.keys_parent_dir or cfg.stateDir;
|
|
};
|
|
};
|
|
|
|
configFile = format.generate "config.ini" settings;
|
|
|
|
assets = pkgs.stdenvNoCC.mkDerivation {
|
|
pname = "writefreely-assets";
|
|
|
|
inherit (cfg.package) version src;
|
|
|
|
nativeBuildInputs = with pkgs.nodePackages; [ less ];
|
|
|
|
buildPhase = ''
|
|
mkdir -p $out
|
|
|
|
cp -r static $out/
|
|
'';
|
|
|
|
installPhase = ''
|
|
less_dir=$src/less
|
|
css_dir=$out/static/css
|
|
|
|
lessc $less_dir/app.less $css_dir/write.css
|
|
lessc $less_dir/fonts.less $css_dir/fonts.css
|
|
lessc $less_dir/icons.less $css_dir/icons.css
|
|
lessc $less_dir/prose.less $css_dir/prose.css
|
|
'';
|
|
};
|
|
|
|
withConfigFile = text: ''
|
|
db_pass=${
|
|
optionalString (cfg.database.passwordFile != null)
|
|
"$(head -n1 ${cfg.database.passwordFile})"
|
|
}
|
|
|
|
cp -f ${configFile} '${cfg.stateDir}/config.ini'
|
|
sed -e "s,#dbpass#,$db_pass,g" -i '${cfg.stateDir}/config.ini'
|
|
chmod 440 '${cfg.stateDir}/config.ini'
|
|
|
|
${text}
|
|
'';
|
|
|
|
withMysql = text:
|
|
withConfigFile ''
|
|
query () {
|
|
local result=$(${config.services.mysql.package}/bin/mysql \
|
|
--user=${cfg.database.user} \
|
|
--password=$db_pass \
|
|
--database=${cfg.database.name} \
|
|
--silent \
|
|
--raw \
|
|
--skip-column-names \
|
|
--execute "$1" \
|
|
)
|
|
|
|
echo $result
|
|
}
|
|
|
|
${text}
|
|
'';
|
|
|
|
withSqlite = text:
|
|
withConfigFile ''
|
|
query () {
|
|
local result=$(${sqlite}/bin/sqlite3 \
|
|
'${cfg.stateDir}/${settings.database.filename}'
|
|
"$1" \
|
|
)
|
|
|
|
echo $result
|
|
}
|
|
|
|
${text}
|
|
'';
|
|
in {
|
|
options.services.writefreely = {
|
|
enable =
|
|
lib.mkEnableOption (lib.mdDoc "Writefreely, build a digital writing community");
|
|
|
|
package = lib.mkOption {
|
|
type = lib.types.package;
|
|
default = pkgs.writefreely;
|
|
defaultText = lib.literalExpression "pkgs.writefreely";
|
|
description = lib.mdDoc "Writefreely package to use.";
|
|
};
|
|
|
|
stateDir = mkOption {
|
|
type = types.path;
|
|
default = "/var/lib/writefreely";
|
|
description = lib.mdDoc "The state directory where keys and data are stored.";
|
|
};
|
|
|
|
user = mkOption {
|
|
type = types.str;
|
|
default = "writefreely";
|
|
description = lib.mdDoc "User under which Writefreely is ran.";
|
|
};
|
|
|
|
group = mkOption {
|
|
type = types.str;
|
|
default = "writefreely";
|
|
description = lib.mdDoc "Group under which Writefreely is ran.";
|
|
};
|
|
|
|
host = mkOption {
|
|
type = types.str;
|
|
default = "";
|
|
description = lib.mdDoc "The public host name to serve.";
|
|
example = "example.com";
|
|
};
|
|
|
|
settings = mkOption {
|
|
default = { };
|
|
description = lib.mdDoc ''
|
|
Writefreely configuration ({file}`config.ini`). Refer to
|
|
<https://writefreely.org/docs/latest/admin/config>
|
|
for details.
|
|
'';
|
|
|
|
type = types.submodule {
|
|
freeformType = format.type;
|
|
|
|
options = {
|
|
app = {
|
|
theme = mkOption {
|
|
type = types.str;
|
|
default = "write";
|
|
description = lib.mdDoc "The theme to apply.";
|
|
};
|
|
};
|
|
|
|
server = {
|
|
port = mkOption {
|
|
type = types.port;
|
|
default = if cfg.nginx.enable then 18080 else 80;
|
|
defaultText = "80";
|
|
description = lib.mdDoc "The port WriteFreely should listen on.";
|
|
};
|
|
};
|
|
};
|
|
};
|
|
};
|
|
|
|
database = {
|
|
type = mkOption {
|
|
type = types.enum [ "sqlite3" "mysql" ];
|
|
default = "sqlite3";
|
|
description = lib.mdDoc "The database provider to use.";
|
|
};
|
|
|
|
name = mkOption {
|
|
type = types.str;
|
|
default = "writefreely";
|
|
description = lib.mdDoc "The name of the database to store data in.";
|
|
};
|
|
|
|
user = mkOption {
|
|
type = types.nullOr types.str;
|
|
default = if cfg.database.type == "mysql" then "writefreely" else null;
|
|
defaultText = "writefreely";
|
|
description = lib.mdDoc "The database user to connect as.";
|
|
};
|
|
|
|
passwordFile = mkOption {
|
|
type = types.nullOr types.path;
|
|
default = null;
|
|
description = lib.mdDoc "The file to load the database password from.";
|
|
};
|
|
|
|
host = mkOption {
|
|
type = types.str;
|
|
default = "localhost";
|
|
description = lib.mdDoc "The database host to connect to.";
|
|
};
|
|
|
|
port = mkOption {
|
|
type = types.port;
|
|
default = 3306;
|
|
description = lib.mdDoc "The port used when connecting to the database host.";
|
|
};
|
|
|
|
tls = mkOption {
|
|
type = types.bool;
|
|
default = false;
|
|
description =
|
|
lib.mdDoc "Whether or not TLS should be used for the database connection.";
|
|
};
|
|
|
|
migrate = mkOption {
|
|
type = types.bool;
|
|
default = true;
|
|
description =
|
|
lib.mdDoc "Whether or not to automatically run migrations on startup.";
|
|
};
|
|
|
|
createLocally = mkOption {
|
|
type = types.bool;
|
|
default = false;
|
|
description = lib.mdDoc ''
|
|
When {option}`services.writefreely.database.type` is set to
|
|
`"mysql"`, this option will enable the MySQL service locally.
|
|
'';
|
|
};
|
|
};
|
|
|
|
admin = {
|
|
name = mkOption {
|
|
type = types.nullOr types.str;
|
|
description = lib.mdDoc "The name of the first admin user.";
|
|
default = null;
|
|
};
|
|
|
|
initialPasswordFile = mkOption {
|
|
type = types.path;
|
|
description = lib.mdDoc ''
|
|
Path to a file containing the initial password for the admin user.
|
|
If not provided, the default password will be set to `nixos`.
|
|
'';
|
|
default = pkgs.writeText "default-admin-pass" "nixos";
|
|
defaultText = "/nix/store/xxx-default-admin-pass";
|
|
};
|
|
};
|
|
|
|
nginx = {
|
|
enable = mkOption {
|
|
type = types.bool;
|
|
default = false;
|
|
description =
|
|
lib.mdDoc "Whether or not to enable and configure nginx as a proxy for WriteFreely.";
|
|
};
|
|
|
|
forceSSL = mkOption {
|
|
type = types.bool;
|
|
default = false;
|
|
description = lib.mdDoc "Whether or not to force the use of SSL.";
|
|
};
|
|
};
|
|
|
|
acme = {
|
|
enable = mkOption {
|
|
type = types.bool;
|
|
default = false;
|
|
description =
|
|
lib.mdDoc "Whether or not to automatically fetch and configure SSL certs.";
|
|
};
|
|
};
|
|
};
|
|
|
|
config = mkIf cfg.enable {
|
|
assertions = [
|
|
{
|
|
assertion = cfg.host != "";
|
|
message = "services.writefreely.host must be set";
|
|
}
|
|
{
|
|
assertion = isMysqlLocal -> cfg.database.passwordFile != null;
|
|
message =
|
|
"services.writefreely.database.passwordFile must be set if services.writefreely.database.createLocally is set to true";
|
|
}
|
|
{
|
|
assertion = isSqlite -> !cfg.database.createLocally;
|
|
message =
|
|
"services.writefreely.database.createLocally has no use when services.writefreely.database.type is set to sqlite3";
|
|
}
|
|
];
|
|
|
|
users = {
|
|
users = optionalAttrs (cfg.user == "writefreely") {
|
|
writefreely = {
|
|
group = cfg.group;
|
|
home = cfg.stateDir;
|
|
isSystemUser = true;
|
|
};
|
|
};
|
|
|
|
groups =
|
|
optionalAttrs (cfg.group == "writefreely") { writefreely = { }; };
|
|
};
|
|
|
|
systemd.tmpfiles.rules =
|
|
[ "d '${cfg.stateDir}' 0750 ${cfg.user} ${cfg.group} - -" ];
|
|
|
|
systemd.services.writefreely = {
|
|
after = [ "network.target" ]
|
|
++ optional isSqlite "writefreely-sqlite-init.service"
|
|
++ optional isMysql "writefreely-mysql-init.service"
|
|
++ optional isMysqlLocal "mysql.service";
|
|
wantedBy = [ "multi-user.target" ];
|
|
|
|
serviceConfig = {
|
|
Type = "simple";
|
|
User = cfg.user;
|
|
Group = cfg.group;
|
|
WorkingDirectory = cfg.stateDir;
|
|
Restart = "always";
|
|
RestartSec = 20;
|
|
ExecStart =
|
|
"${cfg.package}/bin/writefreely -c '${cfg.stateDir}/config.ini' serve";
|
|
AmbientCapabilities =
|
|
optionalString (settings.server.port < 1024) "cap_net_bind_service";
|
|
};
|
|
|
|
preStart = ''
|
|
if ! test -d "${cfg.stateDir}/keys"; then
|
|
mkdir -p ${cfg.stateDir}/keys
|
|
|
|
# Key files end up with the wrong permissions by default.
|
|
# We need to correct them so that Writefreely can read them.
|
|
chmod -R 750 "${cfg.stateDir}/keys"
|
|
|
|
${cfg.package}/bin/writefreely -c '${cfg.stateDir}/config.ini' keys generate
|
|
fi
|
|
'';
|
|
};
|
|
|
|
systemd.services.writefreely-sqlite-init = mkIf isSqlite {
|
|
wantedBy = [ "multi-user.target" ];
|
|
|
|
serviceConfig = {
|
|
Type = "oneshot";
|
|
User = cfg.user;
|
|
Group = cfg.group;
|
|
WorkingDirectory = cfg.stateDir;
|
|
ReadOnlyPaths = optional (cfg.admin.initialPasswordFile != null)
|
|
cfg.admin.initialPasswordFile;
|
|
};
|
|
|
|
script = let
|
|
migrateDatabase = optionalString cfg.database.migrate ''
|
|
${cfg.package}/bin/writefreely -c '${cfg.stateDir}/config.ini' db migrate
|
|
'';
|
|
|
|
createAdmin = optionalString (cfg.admin.name != null) ''
|
|
if [[ $(query "SELECT COUNT(*) FROM users") == 0 ]]; then
|
|
admin_pass=$(head -n1 ${cfg.admin.initialPasswordFile})
|
|
|
|
${cfg.package}/bin/writefreely -c '${cfg.stateDir}/config.ini' --create-admin ${cfg.admin.name}:$admin_pass
|
|
fi
|
|
'';
|
|
in withSqlite ''
|
|
if ! test -f '${settings.database.filename}'; then
|
|
${cfg.package}/bin/writefreely -c '${cfg.stateDir}/config.ini' db init
|
|
fi
|
|
|
|
${migrateDatabase}
|
|
|
|
${createAdmin}
|
|
'';
|
|
};
|
|
|
|
systemd.services.writefreely-mysql-init = mkIf isMysql {
|
|
wantedBy = [ "multi-user.target" ];
|
|
after = optional isMysqlLocal "mysql.service";
|
|
|
|
serviceConfig = {
|
|
Type = "oneshot";
|
|
User = cfg.user;
|
|
Group = cfg.group;
|
|
WorkingDirectory = cfg.stateDir;
|
|
ReadOnlyPaths = optional isMysqlLocal cfg.database.passwordFile
|
|
++ optional (cfg.admin.initialPasswordFile != null)
|
|
cfg.admin.initialPasswordFile;
|
|
};
|
|
|
|
script = let
|
|
updateUser = optionalString isMysqlLocal ''
|
|
# WriteFreely currently *requires* a password for authentication, so we
|
|
# need to update the user in MySQL accordingly. By default MySQL users
|
|
# authenticate with auth_socket or unix_socket.
|
|
# See: https://github.com/writefreely/writefreely/issues/568
|
|
${config.services.mysql.package}/bin/mysql --skip-column-names --execute "ALTER USER '${cfg.database.user}'@'localhost' IDENTIFIED VIA unix_socket OR mysql_native_password USING PASSWORD('$db_pass'); FLUSH PRIVILEGES;"
|
|
'';
|
|
|
|
migrateDatabase = optionalString cfg.database.migrate ''
|
|
${cfg.package}/bin/writefreely -c '${cfg.stateDir}/config.ini' db migrate
|
|
'';
|
|
|
|
createAdmin = optionalString (cfg.admin.name != null) ''
|
|
if [[ $(query 'SELECT COUNT(*) FROM users') == 0 ]]; then
|
|
admin_pass=$(head -n1 ${cfg.admin.initialPasswordFile})
|
|
${cfg.package}/bin/writefreely -c '${cfg.stateDir}/config.ini' --create-admin ${cfg.admin.name}:$admin_pass
|
|
fi
|
|
'';
|
|
in withMysql ''
|
|
${updateUser}
|
|
|
|
if [[ $(query "SELECT COUNT(*) FROM information_schema.tables WHERE table_schema = '${cfg.database.name}'") == 0 ]]; then
|
|
${cfg.package}/bin/writefreely -c '${cfg.stateDir}/config.ini' db init
|
|
fi
|
|
|
|
${migrateDatabase}
|
|
|
|
${createAdmin}
|
|
'';
|
|
};
|
|
|
|
services.mysql = mkIf isMysqlLocal {
|
|
enable = true;
|
|
package = mkDefault pkgs.mariadb;
|
|
ensureDatabases = [ cfg.database.name ];
|
|
ensureUsers = [{
|
|
name = cfg.database.user;
|
|
ensurePermissions = {
|
|
"${cfg.database.name}.*" = "ALL PRIVILEGES";
|
|
# WriteFreely requires the use of passwords, so we need permissions
|
|
# to `ALTER` the user to add password support and also to reload
|
|
# permissions so they can be used.
|
|
"*.*" = "CREATE USER, RELOAD";
|
|
};
|
|
}];
|
|
};
|
|
|
|
services.nginx = lib.mkIf cfg.nginx.enable {
|
|
enable = true;
|
|
recommendedProxySettings = true;
|
|
|
|
virtualHosts."${cfg.host}" = {
|
|
enableACME = cfg.acme.enable;
|
|
forceSSL = cfg.nginx.forceSSL;
|
|
|
|
locations."/" = {
|
|
proxyPass = "http://127.0.0.1:${toString settings.server.port}";
|
|
};
|
|
};
|
|
};
|
|
};
|
|
}
|