forked from mirrors/nixpkgs
276 lines
7.5 KiB
Nix
276 lines
7.5 KiB
Nix
{ options, config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.grafana;
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envOptions = {
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PATHS_DATA = cfg.dataDir;
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PATHS_PLUGINS = "${cfg.dataDir}/plugins";
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PATHS_LOGS = "${cfg.dataDir}/log";
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SERVER_PROTOCOL = cfg.protocol;
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SERVER_HTTP_ADDR = cfg.addr;
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SERVER_HTTP_PORT = cfg.port;
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SERVER_DOMAIN = cfg.domain;
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SERVER_ROOT_URL = cfg.rootUrl;
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SERVER_STATIC_ROOT_PATH = cfg.staticRootPath;
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SERVER_CERT_FILE = cfg.certFile;
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SERVER_CERT_KEY = cfg.certKey;
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DATABASE_TYPE = cfg.database.type;
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DATABASE_HOST = cfg.database.host;
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DATABASE_NAME = cfg.database.name;
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DATABASE_USER = cfg.database.user;
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DATABASE_PASSWORD = cfg.database.password;
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DATABASE_PATH = cfg.database.path;
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DATABASE_CONN_MAX_LIFETIME = cfg.database.connMaxLifetime;
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SECURITY_ADMIN_USER = cfg.security.adminUser;
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SECURITY_ADMIN_PASSWORD = cfg.security.adminPassword;
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SECURITY_SECRET_KEY = cfg.security.secretKey;
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USERS_ALLOW_SIGN_UP = boolToString cfg.users.allowSignUp;
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USERS_ALLOW_ORG_CREATE = boolToString cfg.users.allowOrgCreate;
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USERS_AUTO_ASSIGN_ORG = boolToString cfg.users.autoAssignOrg;
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USERS_AUTO_ASSIGN_ORG_ROLE = cfg.users.autoAssignOrgRole;
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AUTH_ANONYMOUS_ENABLED = boolToString cfg.auth.anonymous.enable;
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AUTH_ANONYMOUS_ORG_NAME = cfg.auth.anonymous.org_name;
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AUTH_ANONYMOUS_ORG_ROLE = cfg.auth.anonymous.org_role;
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ANALYTICS_REPORTING_ENABLED = boolToString cfg.analytics.reporting.enable;
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} // cfg.extraOptions;
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in {
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options.services.grafana = {
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enable = mkEnableOption "grafana";
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protocol = mkOption {
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description = "Which protocol to listen.";
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default = "http";
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type = types.enum ["http" "https" "socket"];
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};
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addr = mkOption {
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description = "Listening address.";
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default = "127.0.0.1";
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type = types.str;
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};
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port = mkOption {
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description = "Listening port.";
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default = 3000;
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type = types.int;
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};
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domain = mkOption {
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description = "The public facing domain name used to access grafana from a browser.";
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default = "localhost";
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type = types.str;
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};
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rootUrl = mkOption {
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description = "Full public facing url.";
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default = "%(protocol)s://%(domain)s:%(http_port)s/";
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type = types.str;
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};
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certFile = mkOption {
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description = "Cert file for ssl.";
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default = "";
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type = types.str;
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};
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certKey = mkOption {
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description = "Cert key for ssl.";
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default = "";
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type = types.str;
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};
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staticRootPath = mkOption {
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description = "Root path for static assets.";
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default = "${cfg.package}/share/grafana/public";
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type = types.str;
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};
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package = mkOption {
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description = "Package to use.";
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default = pkgs.grafana;
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defaultText = "pkgs.grafana";
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type = types.package;
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};
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dataDir = mkOption {
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description = "Data directory.";
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default = "/var/lib/grafana";
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type = types.path;
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};
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database = {
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type = mkOption {
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description = "Database type.";
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default = "sqlite3";
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type = types.enum ["mysql" "sqlite3" "postgres"];
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};
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host = mkOption {
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description = "Database host.";
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default = "127.0.0.1:3306";
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type = types.str;
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};
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name = mkOption {
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description = "Database name.";
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default = "grafana";
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type = types.str;
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};
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user = mkOption {
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description = "Database user.";
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default = "root";
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type = types.str;
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};
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password = mkOption {
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description = "Database password.";
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default = "";
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type = types.str;
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};
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path = mkOption {
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description = "Database path.";
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default = "${cfg.dataDir}/data/grafana.db";
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type = types.path;
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};
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connMaxLifetime = mkOption {
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description = ''
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Sets the maximum amount of time (in seconds) a connection may be reused.
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For MySQL this setting should be shorter than the `wait_timeout' variable.
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'';
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default = 14400;
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type = types.int;
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};
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};
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security = {
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adminUser = mkOption {
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description = "Default admin username.";
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default = "admin";
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type = types.str;
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};
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adminPassword = mkOption {
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description = "Default admin password.";
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default = "admin";
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type = types.str;
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};
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secretKey = mkOption {
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description = "Secret key used for signing.";
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default = "SW2YcwTIb9zpOOhoPsMm";
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type = types.str;
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};
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};
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users = {
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allowSignUp = mkOption {
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description = "Disable user signup / registration";
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default = false;
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type = types.bool;
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};
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allowOrgCreate = mkOption {
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description = "Whether user is allowed to create organizations.";
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default = false;
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type = types.bool;
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};
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autoAssignOrg = mkOption {
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description = "Whether to automatically assign new users to default org.";
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default = true;
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type = types.bool;
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};
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autoAssignOrgRole = mkOption {
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description = "Default role new users will be auto assigned.";
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default = "Viewer";
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type = types.enum ["Viewer" "Editor"];
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};
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};
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auth.anonymous = {
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enable = mkOption {
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description = "Whether to allow anonymous access";
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default = false;
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type = types.bool;
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};
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org_name = mkOption {
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description = "Which organization to allow anonymous access to";
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default = "Main Org.";
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type = types.str;
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};
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org_role = mkOption {
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description = "Which role anonymous users have in the organization";
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default = "Viewer";
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type = types.str;
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};
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};
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analytics.reporting = {
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enable = mkOption {
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description = "Whether to allow anonymous usage reporting to stats.grafana.net";
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default = true;
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type = types.bool;
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};
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};
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extraOptions = mkOption {
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description = ''
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Extra configuration options passed as env variables as specified in
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<link xlink:href="http://docs.grafana.org/installation/configuration/">documentation</link>,
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but without GF_ prefix
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'';
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default = {};
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type = types.attrsOf types.str;
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};
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};
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config = mkIf cfg.enable {
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warnings = optional (
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cfg.database.password != options.services.grafana.database.password.default ||
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cfg.security.adminPassword != options.services.grafana.security.adminPassword.default
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) "Grafana passwords will be stored as plaintext in the Nix store!";
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environment.systemPackages = [ cfg.package ];
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systemd.services.grafana = {
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description = "Grafana Service Daemon";
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wantedBy = ["multi-user.target"];
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after = ["networking.target"];
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environment = {
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QT_QPA_PLATFORM = "offscreen";
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} // mapAttrs' (n: v: nameValuePair "GF_${n}" (toString v)) envOptions;
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serviceConfig = {
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ExecStart = "${cfg.package.bin}/bin/grafana-server -homepath ${cfg.dataDir}";
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WorkingDirectory = cfg.dataDir;
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User = "grafana";
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};
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preStart = ''
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ln -fs ${cfg.package}/share/grafana/conf ${cfg.dataDir}
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ln -fs ${cfg.package}/share/grafana/tools ${cfg.dataDir}
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'';
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};
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users.users.grafana = {
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uid = config.ids.uids.grafana;
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description = "Grafana user";
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home = cfg.dataDir;
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createHome = true;
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};
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};
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}
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