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depot/nixos/modules/services/misc/gitea.nix
Luke Granger-Brown 57725ef3ec Squashed 'third_party/nixpkgs/' content from commit 76612b17c0ce 
git-subtree-dir: third_party/nixpkgs
git-subtree-split: 76612b17c0ce71689921ca12d9ffdc9c23ce40b2
2024-11-10 23:59:47 +00:00

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{ config, lib, options, pkgs, ... }:
with lib;
let
cfg = config.services.gitea;
opt = options.services.gitea;
exe = lib.getExe cfg.package;
pg = config.services.postgresql;
useMysql = cfg.database.type == "mysql";
usePostgresql = cfg.database.type == "postgres";
useSqlite = cfg.database.type == "sqlite3";
format = pkgs.formats.ini { };
configFile = pkgs.writeText "app.ini" ''
APP_NAME = ${cfg.appName}
RUN_USER = ${cfg.user}
RUN_MODE = prod
WORK_PATH = ${cfg.stateDir}
${generators.toINI {} cfg.settings}
${optionalString (cfg.extraConfig != null) cfg.extraConfig}
'';
in
{
imports = [
(mkRenamedOptionModule [ "services" "gitea" "cookieSecure" ] [ "services" "gitea" "settings" "session" "COOKIE_SECURE" ])
(mkRenamedOptionModule [ "services" "gitea" "disableRegistration" ] [ "services" "gitea" "settings" "service" "DISABLE_REGISTRATION" ])
(mkRenamedOptionModule [ "services" "gitea" "domain" ] [ "services" "gitea" "settings" "server" "DOMAIN" ])
(mkRenamedOptionModule [ "services" "gitea" "httpAddress" ] [ "services" "gitea" "settings" "server" "HTTP_ADDR" ])
(mkRenamedOptionModule [ "services" "gitea" "httpPort" ] [ "services" "gitea" "settings" "server" "HTTP_PORT" ])
(mkRenamedOptionModule [ "services" "gitea" "log" "level" ] [ "services" "gitea" "settings" "log" "LEVEL" ])
(mkRenamedOptionModule [ "services" "gitea" "log" "rootPath" ] [ "services" "gitea" "settings" "log" "ROOT_PATH" ])
(mkRenamedOptionModule [ "services" "gitea" "rootUrl" ] [ "services" "gitea" "settings" "server" "ROOT_URL" ])
(mkRenamedOptionModule [ "services" "gitea" "ssh" "clonePort" ] [ "services" "gitea" "settings" "server" "SSH_PORT" ])
(mkRenamedOptionModule [ "services" "gitea" "staticRootPath" ] [ "services" "gitea" "settings" "server" "STATIC_ROOT_PATH" ])
(mkChangedOptionModule [ "services" "gitea" "enableUnixSocket" ] [ "services" "gitea" "settings" "server" "PROTOCOL" ] (
config: if config.services.gitea.enableUnixSocket then "http+unix" else "http"
))
(mkRemovedOptionModule [ "services" "gitea" "ssh" "enable" ] "services.gitea.ssh.enable has been migrated into freeform setting services.gitea.settings.server.DISABLE_SSH. Keep in mind that the setting is inverted")
];
options = {
services.gitea = {
enable = mkOption {
default = false;
type = types.bool;
description = "Enable Gitea Service.";
};
package = mkPackageOption pkgs "gitea" { };
useWizard = mkOption {
default = false;
type = types.bool;
description = "Do not generate a configuration and use gitea' installation wizard instead. The first registered user will be administrator.";
};
stateDir = mkOption {
default = "/var/lib/gitea";
type = types.str;
description = "Gitea data directory.";
};
customDir = mkOption {
default = "${cfg.stateDir}/custom";
defaultText = literalExpression ''"''${config.${opt.stateDir}}/custom"'';
type = types.str;
description = "Gitea custom directory. Used for config, custom templates and other options.";
};
user = mkOption {
type = types.str;
default = "gitea";
description = "User account under which gitea runs.";
};
group = mkOption {
type = types.str;
default = "gitea";
description = "Group under which gitea runs.";
};
database = {
type = mkOption {
type = types.enum [ "sqlite3" "mysql" "postgres" ];
example = "mysql";
default = "sqlite3";
description = "Database engine to use.";
};
host = mkOption {
type = types.str;
default = "127.0.0.1";
description = "Database host address.";
};
port = mkOption {
type = types.port;
default = if usePostgresql then pg.settings.port else 3306;
defaultText = literalExpression ''
if config.${opt.database.type} != "postgresql"
then 3306
else 5432
'';
description = "Database host port.";
};
name = mkOption {
type = types.str;
default = "gitea";
description = "Database name.";
};
user = mkOption {
type = types.str;
default = "gitea";
description = "Database user.";
};
password = mkOption {
type = types.str;
default = "";
description = ''
The password corresponding to {option}`database.user`.
Warning: this is stored in cleartext in the Nix store!
Use {option}`database.passwordFile` instead.
'';
};
passwordFile = mkOption {
type = types.nullOr types.path;
default = null;
example = "/run/keys/gitea-dbpassword";
description = ''
A file containing the password corresponding to
{option}`database.user`.
'';
};
socket = mkOption {
type = types.nullOr types.path;
default = if (cfg.database.createDatabase && usePostgresql) then "/run/postgresql" else if (cfg.database.createDatabase && useMysql) then "/run/mysqld/mysqld.sock" else null;
defaultText = literalExpression "null";
example = "/run/mysqld/mysqld.sock";
description = "Path to the unix socket file to use for authentication.";
};
path = mkOption {
type = types.str;
default = "${cfg.stateDir}/data/gitea.db";
defaultText = literalExpression ''"''${config.${opt.stateDir}}/data/gitea.db"'';
description = "Path to the sqlite3 database file.";
};
createDatabase = mkOption {
type = types.bool;
default = true;
description = "Whether to create a local database automatically.";
};
};
dump = {
enable = mkOption {
type = types.bool;
default = false;
description = ''
Enable a timer that runs gitea dump to generate backup-files of the
current gitea database and repositories.
'';
};
interval = mkOption {
type = types.str;
default = "04:31";
example = "hourly";
description = ''
Run a gitea dump at this interval. Runs by default at 04:31 every day.
The format is described in
{manpage}`systemd.time(7)`.
'';
};
backupDir = mkOption {
type = types.str;
default = "${cfg.stateDir}/dump";
defaultText = literalExpression ''"''${config.${opt.stateDir}}/dump"'';
description = "Path to the dump files.";
};
type = mkOption {
type = types.enum [ "zip" "rar" "tar" "sz" "tar.gz" "tar.xz" "tar.bz2" "tar.br" "tar.lz4" "tar.zst" ];
default = "zip";
description = "Archive format used to store the dump file.";
};
file = mkOption {
type = types.nullOr types.str;
default = null;
description = "Filename to be used for the dump. If `null` a default name is chosen by gitea.";
example = "gitea-dump";
};
};
lfs = {
enable = mkOption {
type = types.bool;
default = false;
description = "Enables git-lfs support.";
};
contentDir = mkOption {
type = types.str;
default = "${cfg.stateDir}/data/lfs";
defaultText = literalExpression ''"''${config.${opt.stateDir}}/data/lfs"'';
description = "Where to store LFS files.";
};
};
appName = mkOption {
type = types.str;
default = "gitea: Gitea Service";
description = "Application name.";
};
repositoryRoot = mkOption {
type = types.str;
default = "${cfg.stateDir}/repositories";
defaultText = literalExpression ''"''${config.${opt.stateDir}}/repositories"'';
description = "Path to the git repositories.";
};
camoHmacKeyFile = mkOption {
type = types.nullOr types.str;
default = null;
example = "/var/lib/secrets/gitea/camoHmacKey";
description = "Path to a file containing the camo HMAC key.";
};
mailerPasswordFile = mkOption {
type = types.nullOr types.str;
default = null;
example = "/var/lib/secrets/gitea/mailpw";
description = "Path to a file containing the SMTP password.";
};
metricsTokenFile = mkOption {
type = types.nullOr types.str;
default = null;
example = "/var/lib/secrets/gitea/metrics_token";
description = "Path to a file containing the metrics authentication token.";
};
settings = mkOption {
default = {};
description = ''
Gitea configuration. Refer to <https://docs.gitea.io/en-us/config-cheat-sheet/>
for details on supported values.
'';
example = literalExpression ''
{
"cron.sync_external_users" = {
RUN_AT_START = true;
SCHEDULE = "@every 24h";
UPDATE_EXISTING = true;
};
mailer = {
ENABLED = true;
MAILER_TYPE = "sendmail";
FROM = "do-not-reply@example.org";
SENDMAIL_PATH = "''${pkgs.system-sendmail}/bin/sendmail";
};
other = {
SHOW_FOOTER_VERSION = false;
};
}
'';
type = types.submodule {
freeformType = format.type;
options = {
log = {
ROOT_PATH = mkOption {
default = "${cfg.stateDir}/log";
defaultText = literalExpression ''"''${config.${opt.stateDir}}/log"'';
type = types.str;
description = "Root path for log files.";
};
LEVEL = mkOption {
default = "Info";
type = types.enum [ "Trace" "Debug" "Info" "Warn" "Error" "Critical" ];
description = "General log level.";
};
};
server = {
PROTOCOL = mkOption {
type = types.enum [ "http" "https" "fcgi" "http+unix" "fcgi+unix" ];
default = "http";
description = ''Listen protocol. `+unix` means "over unix", not "in addition to."'';
};
HTTP_ADDR = mkOption {
type = types.either types.str types.path;
default = if lib.hasSuffix "+unix" cfg.settings.server.PROTOCOL then "/run/gitea/gitea.sock" else "0.0.0.0";
defaultText = literalExpression ''if lib.hasSuffix "+unix" cfg.settings.server.PROTOCOL then "/run/gitea/gitea.sock" else "0.0.0.0"'';
description = "Listen address. Must be a path when using a unix socket.";
};
HTTP_PORT = mkOption {
type = types.port;
default = 3000;
description = "Listen port. Ignored when using a unix socket.";
};
DOMAIN = mkOption {
type = types.str;
default = "localhost";
description = "Domain name of your server.";
};
ROOT_URL = mkOption {
type = types.str;
default = "http://${cfg.settings.server.DOMAIN}:${toString cfg.settings.server.HTTP_PORT}/";
defaultText = literalExpression ''"http://''${config.services.gitea.settings.server.DOMAIN}:''${toString config.services.gitea.settings.server.HTTP_PORT}/"'';
description = "Full public URL of gitea server.";
};
STATIC_ROOT_PATH = mkOption {
type = types.either types.str types.path;
default = cfg.package.data;
defaultText = literalExpression "config.${opt.package}.data";
example = "/var/lib/gitea/data";
description = "Upper level of template and static files path.";
};
DISABLE_SSH = mkOption {
type = types.bool;
default = false;
description = "Disable external SSH feature.";
};
SSH_PORT = mkOption {
type = types.port;
default = 22;
example = 2222;
description = ''
SSH port displayed in clone URL.
The option is required to configure a service when the external visible port
differs from the local listening port i.e. if port forwarding is used.
'';
};
};
service = {
DISABLE_REGISTRATION = mkEnableOption "the registration lock" // {
description = ''
By default any user can create an account on this `gitea` instance.
This can be disabled by using this option.
*Note:* please keep in mind that this should be added after the initial
deploy unless [](#opt-services.gitea.useWizard)
is `true` as the first registered user will be the administrator if
no install wizard is used.
'';
};
};
session = {
COOKIE_SECURE = mkOption {
type = types.bool;
default = false;
description = ''
Marks session cookies as "secure" as a hint for browsers to only send
them via HTTPS. This option is recommend, if gitea is being served over HTTPS.
'';
};
};
};
};
};
extraConfig = mkOption {
type = with types; nullOr str;
default = null;
description = "Configuration lines appended to the generated gitea configuration file.";
};
};
};
config = mkIf cfg.enable {
assertions = [
{ assertion = cfg.database.createDatabase -> useSqlite || cfg.database.user == cfg.user;
message = "services.gitea.database.user must match services.gitea.user if the database is to be automatically provisioned";
}
{ assertion = cfg.database.createDatabase && usePostgresql -> cfg.database.user == cfg.database.name;
message = ''
When creating a database via NixOS, the db user and db name must be equal!
If you already have an existing DB+user and this assertion is new, you can safely set
`services.gitea.createDatabase` to `false` because removal of `ensureUsers`
and `ensureDatabases` doesn't have any effect.
'';
}
];
services.gitea.settings = {
"cron.update_checker".ENABLED = lib.mkDefault false;
database = mkMerge [
{
DB_TYPE = cfg.database.type;
}
(mkIf (useMysql || usePostgresql) {
HOST = if cfg.database.socket != null then cfg.database.socket else cfg.database.host + ":" + toString cfg.database.port;
NAME = cfg.database.name;
USER = cfg.database.user;
PASSWD = "#dbpass#";
})
(mkIf useSqlite {
PATH = cfg.database.path;
})
(mkIf usePostgresql {
SSL_MODE = "disable";
})
];
repository = {
ROOT = cfg.repositoryRoot;
};
server = mkIf cfg.lfs.enable {
LFS_START_SERVER = true;
LFS_JWT_SECRET = "#lfsjwtsecret#";
};
camo = mkIf (cfg.camoHmacKeyFile != null) {
HMAC_KEY = "#hmackey#";
};
session = {
COOKIE_NAME = lib.mkDefault "session";
};
security = {
SECRET_KEY = "#secretkey#";
INTERNAL_TOKEN = "#internaltoken#";
INSTALL_LOCK = true;
};
mailer = mkIf (cfg.mailerPasswordFile != null) {
PASSWD = "#mailerpass#";
};
metrics = mkIf (cfg.metricsTokenFile != null) {
TOKEN = "#metricstoken#";
};
oauth2 = {
JWT_SECRET = "#oauth2jwtsecret#";
};
lfs = mkIf cfg.lfs.enable {
PATH = cfg.lfs.contentDir;
};
packages.CHUNKED_UPLOAD_PATH = "${cfg.stateDir}/tmp/package-upload";
};
services.postgresql = optionalAttrs (usePostgresql && cfg.database.createDatabase) {
enable = mkDefault true;
ensureDatabases = [ cfg.database.name ];
ensureUsers = [
{ name = cfg.database.user;
ensureDBOwnership = true;
}
];
};
services.mysql = optionalAttrs (useMysql && cfg.database.createDatabase) {
enable = mkDefault true;
package = mkDefault pkgs.mariadb;
ensureDatabases = [ cfg.database.name ];
ensureUsers = [
{ name = cfg.database.user;
ensurePermissions = { "${cfg.database.name}.*" = "ALL PRIVILEGES"; };
}
];
};
systemd.tmpfiles.rules = [
"d '${cfg.dump.backupDir}' 0750 ${cfg.user} ${cfg.group} - -"
"z '${cfg.dump.backupDir}' 0750 ${cfg.user} ${cfg.group} - -"
"d '${cfg.repositoryRoot}' 0750 ${cfg.user} ${cfg.group} - -"
"z '${cfg.repositoryRoot}' 0750 ${cfg.user} ${cfg.group} - -"
"d '${cfg.stateDir}' 0750 ${cfg.user} ${cfg.group} - -"
"d '${cfg.stateDir}/conf' 0750 ${cfg.user} ${cfg.group} - -"
"d '${cfg.customDir}' 0750 ${cfg.user} ${cfg.group} - -"
"d '${cfg.customDir}/conf' 0750 ${cfg.user} ${cfg.group} - -"
"d '${cfg.stateDir}/data' 0750 ${cfg.user} ${cfg.group} - -"
"d '${cfg.stateDir}/log' 0750 ${cfg.user} ${cfg.group} - -"
"z '${cfg.stateDir}' 0750 ${cfg.user} ${cfg.group} - -"
"z '${cfg.stateDir}/.ssh' 0700 ${cfg.user} ${cfg.group} - -"
"z '${cfg.stateDir}/conf' 0750 ${cfg.user} ${cfg.group} - -"
"z '${cfg.customDir}' 0750 ${cfg.user} ${cfg.group} - -"
"z '${cfg.customDir}/conf' 0750 ${cfg.user} ${cfg.group} - -"
"z '${cfg.stateDir}/data' 0750 ${cfg.user} ${cfg.group} - -"
"z '${cfg.stateDir}/log' 0750 ${cfg.user} ${cfg.group} - -"
# If we have a folder or symlink with gitea locales, remove it
# And symlink the current gitea locales in place
"L+ '${cfg.stateDir}/conf/locale' - - - - ${cfg.package.out}/locale"
] ++ lib.optionals cfg.lfs.enable [
"d '${cfg.lfs.contentDir}' 0750 ${cfg.user} ${cfg.group} - -"
"z '${cfg.lfs.contentDir}' 0750 ${cfg.user} ${cfg.group} - -"
];
systemd.services.gitea = {
description = "gitea";
after = [ "network.target" ] ++ optional usePostgresql "postgresql.service" ++ optional useMysql "mysql.service";
requires = optional (cfg.database.createDatabase && usePostgresql) "postgresql.service" ++ optional (cfg.database.createDatabase && useMysql) "mysql.service";
wantedBy = [ "multi-user.target" ];
path = [ cfg.package pkgs.git pkgs.gnupg ];
# In older versions the secret naming for JWT was kind of confusing.
# The file jwt_secret hold the value for LFS_JWT_SECRET and JWT_SECRET
# wasn't persistent at all.
# To fix that, there is now the file oauth2_jwt_secret containing the
# values for JWT_SECRET and the file jwt_secret gets renamed to
# lfs_jwt_secret.
# We have to consider this to stay compatible with older installations.
preStart = let
runConfig = "${cfg.customDir}/conf/app.ini";
secretKey = "${cfg.customDir}/conf/secret_key";
oauth2JwtSecret = "${cfg.customDir}/conf/oauth2_jwt_secret";
oldLfsJwtSecret = "${cfg.customDir}/conf/jwt_secret"; # old file for LFS_JWT_SECRET
lfsJwtSecret = "${cfg.customDir}/conf/lfs_jwt_secret"; # new file for LFS_JWT_SECRET
internalToken = "${cfg.customDir}/conf/internal_token";
replaceSecretBin = "${pkgs.replace-secret}/bin/replace-secret";
in ''
# copy custom configuration and generate random secrets if needed
${optionalString (!cfg.useWizard) ''
function gitea_setup {
cp -f '${configFile}' '${runConfig}'
if [ ! -s '${secretKey}' ]; then
${exe} generate secret SECRET_KEY > '${secretKey}'
fi
# Migrate LFS_JWT_SECRET filename
if [[ -s '${oldLfsJwtSecret}' && ! -s '${lfsJwtSecret}' ]]; then
mv '${oldLfsJwtSecret}' '${lfsJwtSecret}'
fi
if [ ! -s '${oauth2JwtSecret}' ]; then
${exe} generate secret JWT_SECRET > '${oauth2JwtSecret}'
fi
${lib.optionalString cfg.lfs.enable ''
if [ ! -s '${lfsJwtSecret}' ]; then
${exe} generate secret LFS_JWT_SECRET > '${lfsJwtSecret}'
fi
''}
if [ ! -s '${internalToken}' ]; then
${exe} generate secret INTERNAL_TOKEN > '${internalToken}'
fi
chmod u+w '${runConfig}'
${replaceSecretBin} '#secretkey#' '${secretKey}' '${runConfig}'
${replaceSecretBin} '#dbpass#' '${cfg.database.passwordFile}' '${runConfig}'
${replaceSecretBin} '#oauth2jwtsecret#' '${oauth2JwtSecret}' '${runConfig}'
${replaceSecretBin} '#internaltoken#' '${internalToken}' '${runConfig}'
${lib.optionalString cfg.lfs.enable ''
${replaceSecretBin} '#lfsjwtsecret#' '${lfsJwtSecret}' '${runConfig}'
''}
${lib.optionalString (cfg.camoHmacKeyFile != null) ''
${replaceSecretBin} '#hmackey#' '${cfg.camoHmacKeyFile}' '${runConfig}'
''}
${lib.optionalString (cfg.mailerPasswordFile != null) ''
${replaceSecretBin} '#mailerpass#' '${cfg.mailerPasswordFile}' '${runConfig}'
''}
${lib.optionalString (cfg.metricsTokenFile != null) ''
${replaceSecretBin} '#metricstoken#' '${cfg.metricsTokenFile}' '${runConfig}'
''}
chmod u-w '${runConfig}'
}
(umask 027; gitea_setup)
''}
# run migrations/init the database
${exe} migrate
# update all hooks' binary paths
${exe} admin regenerate hooks
# update command option in authorized_keys
if [ -r ${cfg.stateDir}/.ssh/authorized_keys ]
then
${exe} admin regenerate keys
fi
'';
serviceConfig = {
Type = "simple";
User = cfg.user;
Group = cfg.group;
WorkingDirectory = cfg.stateDir;
ExecStart = "${exe} web --pid /run/gitea/gitea.pid";
Restart = "always";
# Runtime directory and mode
RuntimeDirectory = "gitea";
RuntimeDirectoryMode = "0755";
# Proc filesystem
ProcSubset = "pid";
ProtectProc = "invisible";
# Access write directories
ReadWritePaths = [ cfg.customDir cfg.dump.backupDir cfg.repositoryRoot cfg.stateDir cfg.lfs.contentDir ];
UMask = "0027";
# Capabilities
CapabilityBoundingSet = "";
# Security
NoNewPrivileges = true;
# Sandboxing
ProtectSystem = "strict";
ProtectHome = true;
PrivateTmp = true;
PrivateDevices = true;
PrivateUsers = true;
ProtectHostname = true;
ProtectClock = true;
ProtectKernelTunables = true;
ProtectKernelModules = true;
ProtectKernelLogs = true;
ProtectControlGroups = true;
RestrictAddressFamilies = [ "AF_UNIX" "AF_INET" "AF_INET6" ];
RestrictNamespaces = true;
LockPersonality = true;
MemoryDenyWriteExecute = true;
RestrictRealtime = true;
RestrictSUIDSGID = true;
RemoveIPC = true;
PrivateMounts = true;
# System Call Filtering
SystemCallArchitectures = "native";
SystemCallFilter = [ "~@cpu-emulation @debug @keyring @mount @obsolete @privileged @setuid" "setrlimit" ];
};
environment = {
USER = cfg.user;
HOME = cfg.stateDir;
GITEA_WORK_DIR = cfg.stateDir;
GITEA_CUSTOM = cfg.customDir;
};
};
users.users = mkIf (cfg.user == "gitea") {
gitea = {
description = "Gitea Service";
home = cfg.stateDir;
useDefaultShell = true;
group = cfg.group;
isSystemUser = true;
};
};
users.groups = mkIf (cfg.group == "gitea") {
gitea = {};
};
warnings =
optional (cfg.database.password != "") "config.services.gitea.database.password will be stored as plaintext in the Nix store. Use database.passwordFile instead." ++
optional (cfg.extraConfig != null) ''
services.gitea.`extraConfig` is deprecated, please use services.gitea.`settings`.
'' ++
optional (lib.getName cfg.package == "forgejo") ''
Running forgejo via services.gitea.package is no longer supported.
Please use services.forgejo instead.
See https://nixos.org/manual/nixos/unstable/#module-forgejo for migration instructions.
'';
# Create database passwordFile default when password is configured.
services.gitea.database.passwordFile =
mkDefault (toString (pkgs.writeTextFile {
name = "gitea-database-password";
text = cfg.database.password;
}));
systemd.services.gitea-dump = mkIf cfg.dump.enable {
description = "gitea dump";
after = [ "gitea.service" ];
path = [ cfg.package ];
environment = {
USER = cfg.user;
HOME = cfg.stateDir;
GITEA_WORK_DIR = cfg.stateDir;
GITEA_CUSTOM = cfg.customDir;
};
serviceConfig = {
Type = "oneshot";
User = cfg.user;
ExecStart = "${exe} dump --type ${cfg.dump.type}" + optionalString (cfg.dump.file != null) " --file ${cfg.dump.file}";
WorkingDirectory = cfg.dump.backupDir;
};
};
systemd.timers.gitea-dump = mkIf cfg.dump.enable {
description = "Update timer for gitea-dump";
partOf = [ "gitea-dump.service" ];
wantedBy = [ "timers.target" ];
timerConfig.OnCalendar = cfg.dump.interval;
};
};
meta.maintainers = with lib.maintainers; [ ma27 techknowlogick SuperSandro2000 ];
}
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