382 lines
11 KiB
Nix
382 lines
11 KiB
Nix
{ options, config, lib, pkgs, ... }:
|
|
|
|
with lib;
|
|
|
|
let
|
|
cfg = config.services.grafana;
|
|
opt = options.services.grafana;
|
|
|
|
envOptions = {
|
|
PATHS_DATA = cfg.dataDir;
|
|
PATHS_PLUGINS = "${cfg.dataDir}/plugins";
|
|
PATHS_LOGS = "${cfg.dataDir}/log";
|
|
|
|
SERVER_PROTOCOL = cfg.protocol;
|
|
SERVER_HTTP_ADDR = cfg.addr;
|
|
SERVER_HTTP_PORT = cfg.port;
|
|
SERVER_DOMAIN = cfg.domain;
|
|
SERVER_ROOT_URL = cfg.rootUrl;
|
|
SERVER_STATIC_ROOT_PATH = cfg.staticRootPath;
|
|
SERVER_CERT_FILE = cfg.certFile;
|
|
SERVER_CERT_KEY = cfg.certKey;
|
|
|
|
DATABASE_TYPE = cfg.database.type;
|
|
DATABASE_HOST = cfg.database.host;
|
|
DATABASE_NAME = cfg.database.name;
|
|
DATABASE_USER = cfg.database.user;
|
|
DATABASE_PASSWORD = cfg.database.password;
|
|
DATABASE_PATH = cfg.database.path;
|
|
DATABASE_CONN_MAX_LIFETIME = cfg.database.connMaxLifetime;
|
|
|
|
SECURITY_ADMIN_USER = cfg.security.adminUser;
|
|
SECURITY_ADMIN_PASSWORD = cfg.security.adminPassword;
|
|
SECURITY_SECRET_KEY = cfg.security.secretKey;
|
|
|
|
USERS_ALLOW_SIGN_UP = boolToString cfg.users.allowSignUp;
|
|
USERS_ALLOW_ORG_CREATE = boolToString cfg.users.allowOrgCreate;
|
|
USERS_AUTO_ASSIGN_ORG = boolToString cfg.users.autoAssignOrg;
|
|
USERS_AUTO_ASSIGN_ORG_ROLE = cfg.users.autoAssignOrgRole;
|
|
|
|
AUTH_ANONYMOUS_ENABLED = boolToString cfg.auth.anonymous.enable;
|
|
AUTH_ANONYMOUS_ORG_NAME = cfg.auth.anonymous.org_name;
|
|
AUTH_ANONYMOUS_ORG_ROLE = cfg.auth.anonymous.org_role;
|
|
|
|
ANALYTICS_REPORTING_ENABLED = boolToString cfg.analytics.reporting.enable;
|
|
|
|
SMTP_ENABLE = boolToString cfg.smtp.enable;
|
|
SMTP_HOST = cfg.smtp.host;
|
|
SMTP_USER = cfg.smtp.user;
|
|
SMTP_PASSWORD = cfg.smtp.password;
|
|
SMTP_FROM_ADDRESS = cfg.smtp.fromAddress;
|
|
} // cfg.extraOptions;
|
|
|
|
in {
|
|
options.services.grafana = {
|
|
enable = mkEnableOption "grafana";
|
|
|
|
protocol = mkOption {
|
|
description = "Which protocol to listen.";
|
|
default = "http";
|
|
type = types.enum ["http" "https" "socket"];
|
|
};
|
|
|
|
addr = mkOption {
|
|
description = "Listening address.";
|
|
default = "127.0.0.1";
|
|
type = types.str;
|
|
};
|
|
|
|
port = mkOption {
|
|
description = "Listening port.";
|
|
default = 3000;
|
|
type = types.int;
|
|
};
|
|
|
|
domain = mkOption {
|
|
description = "The public facing domain name used to access grafana from a browser.";
|
|
default = "localhost";
|
|
type = types.str;
|
|
};
|
|
|
|
rootUrl = mkOption {
|
|
description = "Full public facing url.";
|
|
default = "%(protocol)s://%(domain)s:%(http_port)s/";
|
|
type = types.str;
|
|
};
|
|
|
|
certFile = mkOption {
|
|
description = "Cert file for ssl.";
|
|
default = "";
|
|
type = types.str;
|
|
};
|
|
|
|
certKey = mkOption {
|
|
description = "Cert key for ssl.";
|
|
default = "";
|
|
type = types.str;
|
|
};
|
|
|
|
staticRootPath = mkOption {
|
|
description = "Root path for static assets.";
|
|
default = "${cfg.package}/share/grafana/public";
|
|
type = types.str;
|
|
};
|
|
|
|
package = mkOption {
|
|
description = "Package to use.";
|
|
default = pkgs.grafana;
|
|
defaultText = "pkgs.grafana";
|
|
type = types.package;
|
|
};
|
|
|
|
dataDir = mkOption {
|
|
description = "Data directory.";
|
|
default = "/var/lib/grafana";
|
|
type = types.path;
|
|
};
|
|
|
|
database = {
|
|
type = mkOption {
|
|
description = "Database type.";
|
|
default = "sqlite3";
|
|
type = types.enum ["mysql" "sqlite3" "postgres"];
|
|
};
|
|
|
|
host = mkOption {
|
|
description = "Database host.";
|
|
default = "127.0.0.1:3306";
|
|
type = types.str;
|
|
};
|
|
|
|
name = mkOption {
|
|
description = "Database name.";
|
|
default = "grafana";
|
|
type = types.str;
|
|
};
|
|
|
|
user = mkOption {
|
|
description = "Database user.";
|
|
default = "root";
|
|
type = types.str;
|
|
};
|
|
|
|
password = mkOption {
|
|
description = ''
|
|
Database password.
|
|
This option is mutual exclusive with the passwordFile option.
|
|
'';
|
|
default = "";
|
|
type = types.str;
|
|
};
|
|
|
|
passwordFile = mkOption {
|
|
description = ''
|
|
File that containts the database password.
|
|
This option is mutual exclusive with the password option.
|
|
'';
|
|
default = null;
|
|
type = types.nullOr types.path;
|
|
};
|
|
|
|
path = mkOption {
|
|
description = "Database path.";
|
|
default = "${cfg.dataDir}/data/grafana.db";
|
|
type = types.path;
|
|
};
|
|
|
|
connMaxLifetime = mkOption {
|
|
description = ''
|
|
Sets the maximum amount of time (in seconds) a connection may be reused.
|
|
For MySQL this setting should be shorter than the `wait_timeout' variable.
|
|
'';
|
|
default = "unlimited";
|
|
example = 14400;
|
|
type = types.either types.int (types.enum [ "unlimited" ]);
|
|
};
|
|
};
|
|
|
|
security = {
|
|
adminUser = mkOption {
|
|
description = "Default admin username.";
|
|
default = "admin";
|
|
type = types.str;
|
|
};
|
|
|
|
adminPassword = mkOption {
|
|
description = ''
|
|
Default admin password.
|
|
This option is mutual exclusive with the adminPasswordFile option.
|
|
'';
|
|
default = "admin";
|
|
type = types.str;
|
|
};
|
|
|
|
adminPasswordFile = mkOption {
|
|
description = ''
|
|
Default admin password.
|
|
This option is mutual exclusive with the <literal>adminPassword</literal> option.
|
|
'';
|
|
default = null;
|
|
type = types.nullOr types.path;
|
|
};
|
|
|
|
secretKey = mkOption {
|
|
description = "Secret key used for signing.";
|
|
default = "SW2YcwTIb9zpOOhoPsMm";
|
|
type = types.str;
|
|
};
|
|
|
|
secretKeyFile = mkOption {
|
|
description = "Secret key used for signing.";
|
|
default = null;
|
|
type = types.nullOr types.path;
|
|
};
|
|
};
|
|
|
|
smtp = {
|
|
enable = mkEnableOption "smtp";
|
|
host = mkOption {
|
|
description = "Host to connect to";
|
|
default = "localhost:25";
|
|
type = types.str;
|
|
};
|
|
user = mkOption {
|
|
description = "User used for authentication";
|
|
default = "";
|
|
type = types.str;
|
|
};
|
|
password = mkOption {
|
|
description = ''
|
|
Password used for authentication.
|
|
This option is mutual exclusive with the passwordFile option.
|
|
'';
|
|
default = "";
|
|
type = types.str;
|
|
};
|
|
passwordFile = mkOption {
|
|
description = ''
|
|
Password used for authentication.
|
|
This option is mutual exclusive with the password option.
|
|
'';
|
|
default = null;
|
|
type = types.nullOr types.path;
|
|
};
|
|
fromAddress = mkOption {
|
|
description = "Email address used for sending";
|
|
default = "admin@grafana.localhost";
|
|
type = types.str;
|
|
};
|
|
};
|
|
|
|
users = {
|
|
allowSignUp = mkOption {
|
|
description = "Disable user signup / registration";
|
|
default = false;
|
|
type = types.bool;
|
|
};
|
|
|
|
allowOrgCreate = mkOption {
|
|
description = "Whether user is allowed to create organizations.";
|
|
default = false;
|
|
type = types.bool;
|
|
};
|
|
|
|
autoAssignOrg = mkOption {
|
|
description = "Whether to automatically assign new users to default org.";
|
|
default = true;
|
|
type = types.bool;
|
|
};
|
|
|
|
autoAssignOrgRole = mkOption {
|
|
description = "Default role new users will be auto assigned.";
|
|
default = "Viewer";
|
|
type = types.enum ["Viewer" "Editor"];
|
|
};
|
|
};
|
|
|
|
auth.anonymous = {
|
|
enable = mkOption {
|
|
description = "Whether to allow anonymous access";
|
|
default = false;
|
|
type = types.bool;
|
|
};
|
|
org_name = mkOption {
|
|
description = "Which organization to allow anonymous access to";
|
|
default = "Main Org.";
|
|
type = types.str;
|
|
};
|
|
org_role = mkOption {
|
|
description = "Which role anonymous users have in the organization";
|
|
default = "Viewer";
|
|
type = types.str;
|
|
};
|
|
|
|
};
|
|
|
|
analytics.reporting = {
|
|
enable = mkOption {
|
|
description = "Whether to allow anonymous usage reporting to stats.grafana.net";
|
|
default = true;
|
|
type = types.bool;
|
|
};
|
|
};
|
|
|
|
extraOptions = mkOption {
|
|
description = ''
|
|
Extra configuration options passed as env variables as specified in
|
|
<link xlink:href="http://docs.grafana.org/installation/configuration/">documentation</link>,
|
|
but without GF_ prefix
|
|
'';
|
|
default = {};
|
|
type = with types; attrsOf (either str path);
|
|
};
|
|
};
|
|
|
|
config = mkIf cfg.enable {
|
|
warnings = optional (
|
|
cfg.database.password != opt.database.password.default ||
|
|
cfg.security.adminPassword != opt.security.adminPassword.default
|
|
) "Grafana passwords will be stored as plaintext in the Nix store!";
|
|
|
|
environment.systemPackages = [ cfg.package ];
|
|
|
|
assertions = [
|
|
{
|
|
assertion = cfg.database.password != opt.database.password.default -> cfg.database.passwordFile == null;
|
|
message = "Cannot set both password and passwordFile";
|
|
}
|
|
{
|
|
assertion = cfg.security.adminPassword != opt.security.adminPassword.default -> cfg.security.adminPasswordFile == null;
|
|
message = "Cannot set both adminPassword and adminPasswordFile";
|
|
}
|
|
{
|
|
assertion = cfg.security.secretKeyFile != opt.security.secretKeyFile.default -> cfg.security.secretKeyFile == null;
|
|
message = "Cannot set both secretKey and secretKeyFile";
|
|
}
|
|
{
|
|
assertion = cfg.smtp.password != opt.smtp.password.default -> cfg.smtp.passwordFile == null;
|
|
message = "Cannot set both password and secretKeyFile";
|
|
}
|
|
];
|
|
|
|
systemd.services.grafana = {
|
|
description = "Grafana Service Daemon";
|
|
wantedBy = ["multi-user.target"];
|
|
after = ["networking.target"];
|
|
environment = {
|
|
QT_QPA_PLATFORM = "offscreen";
|
|
} // mapAttrs' (n: v: nameValuePair "GF_${n}" (toString v)) envOptions;
|
|
script = ''
|
|
${optionalString (cfg.database.passwordFile != null) ''
|
|
export GF_DATABASE_PASSWORD="$(cat ${escapeShellArg cfg.database.passwordFile})"
|
|
''}
|
|
${optionalString (cfg.security.adminPasswordFile != null) ''
|
|
export GF_SECURITY_ADMIN_PASSWORD="$(cat ${escapeShellArg cfg.security.adminPasswordFile})"
|
|
''}
|
|
${optionalString (cfg.security.secretKeyFile != null) ''
|
|
export GF_SECURITY_SECRET_KEY="$(cat ${escapeShellArg cfg.security.secretKeyFile})"
|
|
''}
|
|
${optionalString (cfg.smtp.passwordFile != null) ''
|
|
export GF_SMTP_PASSWORD="$(cat ${escapeShellArg cfg.smtp.passwordFile})"
|
|
''}
|
|
exec ${cfg.package.bin}/bin/grafana-server -homepath ${cfg.dataDir}
|
|
'';
|
|
serviceConfig = {
|
|
WorkingDirectory = cfg.dataDir;
|
|
User = "grafana";
|
|
};
|
|
preStart = ''
|
|
ln -fs ${cfg.package}/share/grafana/conf ${cfg.dataDir}
|
|
ln -fs ${cfg.package}/share/grafana/tools ${cfg.dataDir}
|
|
'';
|
|
};
|
|
|
|
users.users.grafana = {
|
|
uid = config.ids.uids.grafana;
|
|
description = "Grafana user";
|
|
home = cfg.dataDir;
|
|
createHome = true;
|
|
};
|
|
};
|
|
}
|