323 lines
9.4 KiB
Nix
323 lines
9.4 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.gitea;
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pg = config.services.postgresql;
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usePostgresql = cfg.database.type == "postgres";
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configFile = pkgs.writeText "app.ini" ''
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APP_NAME = ${cfg.appName}
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RUN_USER = ${cfg.user}
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RUN_MODE = prod
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[database]
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DB_TYPE = ${cfg.database.type}
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HOST = ${cfg.database.host}:${toString cfg.database.port}
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NAME = ${cfg.database.name}
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USER = ${cfg.database.user}
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PASSWD = #dbpass#
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PATH = ${cfg.database.path}
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${optionalString usePostgresql ''
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SSL_MODE = disable
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''}
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[repository]
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ROOT = ${cfg.repositoryRoot}
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[server]
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DOMAIN = ${cfg.domain}
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HTTP_ADDR = ${cfg.httpAddress}
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HTTP_PORT = ${toString cfg.httpPort}
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ROOT_URL = ${cfg.rootUrl}
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STATIC_ROOT_PATH = ${cfg.staticRootPath}
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[session]
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COOKIE_NAME = session
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COOKIE_SECURE = ${boolToString cfg.cookieSecure}
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[security]
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SECRET_KEY = #secretkey#
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INSTALL_LOCK = true
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[log]
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ROOT_PATH = ${cfg.log.rootPath}
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LEVEL = ${cfg.log.level}
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${cfg.extraConfig}
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'';
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in
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{
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options = {
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services.gitea = {
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enable = mkOption {
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default = false;
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type = types.bool;
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description = "Enable Gitea Service.";
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};
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useWizard = mkOption {
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default = false;
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type = types.bool;
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description = "Do not generate a configuration and use gitea' installation wizard instead. The first registered user will be administrator.";
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};
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stateDir = mkOption {
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default = "/var/lib/gitea";
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type = types.str;
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description = "gitea data directory.";
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};
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log = {
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rootPath = mkOption {
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default = "${cfg.stateDir}/log";
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type = types.str;
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description = "Root path for log files.";
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};
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level = mkOption {
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default = "Trace";
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type = types.enum [ "Trace" "Debug" "Info" "Warn" "Error" "Critical" ];
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description = "General log level.";
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};
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};
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user = mkOption {
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type = types.str;
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default = "gitea";
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description = "User account under which gitea runs.";
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};
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database = {
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type = mkOption {
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type = types.enum [ "sqlite3" "mysql" "postgres" ];
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example = "mysql";
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default = "sqlite3";
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description = "Database engine to use.";
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};
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host = mkOption {
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type = types.str;
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default = "127.0.0.1";
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description = "Database host address.";
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};
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port = mkOption {
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type = types.int;
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default = (if !usePostgresql then 3306 else pg.port);
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description = "Database host port.";
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};
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name = mkOption {
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type = types.str;
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default = "gitea";
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description = "Database name.";
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};
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user = mkOption {
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type = types.str;
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default = "gitea";
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description = "Database user.";
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};
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password = mkOption {
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type = types.str;
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default = "";
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description = ''
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The password corresponding to <option>database.user</option>.
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Warning: this is stored in cleartext in the Nix store!
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Use <option>database.passwordFile</option> instead.
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'';
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};
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passwordFile = mkOption {
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type = types.nullOr types.path;
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default = null;
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example = "/run/keys/gitea-dbpassword";
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description = ''
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A file containing the password corresponding to
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<option>database.user</option>.
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'';
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};
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path = mkOption {
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type = types.str;
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default = "${cfg.stateDir}/data/gitea.db";
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description = "Path to the sqlite3 database file.";
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};
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createDatabase = mkOption {
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type = types.bool;
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default = true;
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description = ''
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Whether to create a local postgresql database automatically.
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This only applies if database type "postgres" is selected.
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'';
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};
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};
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appName = mkOption {
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type = types.str;
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default = "gitea: Gitea Service";
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description = "Application name.";
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};
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repositoryRoot = mkOption {
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type = types.str;
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default = "${cfg.stateDir}/repositories";
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description = "Path to the git repositories.";
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};
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domain = mkOption {
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type = types.str;
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default = "localhost";
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description = "Domain name of your server.";
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};
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rootUrl = mkOption {
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type = types.str;
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default = "http://localhost:3000/";
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description = "Full public URL of gitea server.";
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};
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httpAddress = mkOption {
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type = types.str;
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default = "0.0.0.0";
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description = "HTTP listen address.";
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};
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httpPort = mkOption {
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type = types.int;
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default = 3000;
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description = "HTTP listen port.";
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};
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cookieSecure = mkOption {
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type = types.bool;
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default = false;
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description = ''
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Marks session cookies as "secure" as a hint for browsers to only send
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them via HTTPS. This option is recommend, if gitea is being served over HTTPS.
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'';
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};
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staticRootPath = mkOption {
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type = types.str;
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default = "${pkgs.gitea.data}";
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example = "/var/lib/gitea/data";
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description = "Upper level of template and static files path.";
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};
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extraConfig = mkOption {
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type = types.str;
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default = "";
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description = "Configuration lines appended to the generated gitea configuration file.";
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};
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};
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};
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config = mkIf cfg.enable {
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services.postgresql.enable = mkIf usePostgresql (mkDefault true);
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systemd.services.gitea = {
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description = "gitea";
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after = [ "network.target" "postgresql.service" ];
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wantedBy = [ "multi-user.target" ];
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path = [ pkgs.gitea.bin ];
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preStart = let
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runConfig = "${cfg.stateDir}/custom/conf/app.ini";
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secretKey = "${cfg.stateDir}/custom/conf/secret_key";
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in ''
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mkdir -p ${cfg.stateDir}
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# copy custom configuration and generate a random secret key if needed
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${optionalString (cfg.useWizard == false) ''
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mkdir -p ${cfg.stateDir}/custom/conf
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cp -f ${configFile} ${runConfig}
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if [ ! -e ${secretKey} ]; then
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head -c 16 /dev/urandom | base64 > ${secretKey}
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fi
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KEY=$(head -n1 ${secretKey})
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DBPASS=$(head -n1 ${cfg.database.passwordFile})
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sed -e "s,#secretkey#,$KEY,g" \
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-e "s,#dbpass#,$DBPASS,g" \
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-i ${runConfig}
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chmod 640 ${runConfig} ${secretKey}
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''}
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mkdir -p ${cfg.repositoryRoot}
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# update all hooks' binary paths
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HOOKS=$(find ${cfg.repositoryRoot} -mindepth 4 -maxdepth 4 -type f -wholename "*git/hooks/*")
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if [ "$HOOKS" ]
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then
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sed -ri 's,/nix/store/[a-z0-9.-]+/bin/gitea,${pkgs.gitea.bin}/bin/gitea,g' $HOOKS
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sed -ri 's,/nix/store/[a-z0-9.-]+/bin/env,${pkgs.coreutils}/bin/env,g' $HOOKS
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sed -ri 's,/nix/store/[a-z0-9.-]+/bin/bash,${pkgs.bash}/bin/bash,g' $HOOKS
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sed -ri 's,/nix/store/[a-z0-9.-]+/bin/perl,${pkgs.perl}/bin/perl,g' $HOOKS
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fi
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if [ ! -d ${cfg.stateDir}/conf/locale ]
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then
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mkdir -p ${cfg.stateDir}/conf
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cp -r ${pkgs.gitea.out}/locale ${cfg.stateDir}/conf/locale
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fi
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'' + optionalString (usePostgresql && cfg.database.createDatabase) ''
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if ! test -e "${cfg.stateDir}/db-created"; then
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echo "CREATE ROLE ${cfg.database.user}
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WITH ENCRYPTED PASSWORD '$(head -n1 ${cfg.database.passwordFile})'
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NOCREATEDB NOCREATEROLE LOGIN" |
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${pkgs.sudo}/bin/sudo -u ${pg.superUser} ${pg.package}/bin/psql
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${pkgs.sudo}/bin/sudo -u ${pg.superUser} \
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${pg.package}/bin/createdb \
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--owner=${cfg.database.user} \
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--encoding=UTF8 \
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--lc-collate=C \
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--lc-ctype=C \
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--template=template0 \
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${cfg.database.name}
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touch "${cfg.stateDir}/db-created"
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fi
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'' + ''
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chown ${cfg.user} -R ${cfg.stateDir}
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'';
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serviceConfig = {
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Type = "simple";
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User = cfg.user;
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WorkingDirectory = cfg.stateDir;
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PermissionsStartOnly = true;
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ExecStart = "${pkgs.gitea.bin}/bin/gitea web";
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Restart = "always";
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};
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environment = {
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USER = cfg.user;
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HOME = cfg.stateDir;
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GITEA_WORK_DIR = cfg.stateDir;
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};
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};
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users = mkIf (cfg.user == "gitea") {
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extraUsers.gitea = {
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description = "Gitea Service";
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home = cfg.stateDir;
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createHome = true;
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useDefaultShell = true;
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};
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};
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warnings = optional (cfg.database.password != "")
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''config.services.gitea.database.password will be stored as plaintext
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in the Nix store. Use database.passwordFile instead.'';
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# Create database passwordFile default when password is configured.
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services.gitea.database.passwordFile =
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(mkDefault (toString (pkgs.writeTextFile {
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name = "gitea-database-password";
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text = cfg.database.password;
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})));
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};
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}
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