121 lines
4 KiB
Nix
121 lines
4 KiB
Nix
{ pkgs, config, lib, ... }:
|
|
with lib;
|
|
let
|
|
cfg = config.cloud.gotosocial;
|
|
|
|
dbUser = "gotosocial";
|
|
|
|
configFile = pkgs.writeText "config.yml" (generators.toYAML { } {
|
|
# General
|
|
host = cfg.host;
|
|
account-domain = cfg.accountDomain;
|
|
bind-address = "localhost";
|
|
port = cfg.port;
|
|
# Database
|
|
db-port = 0; # Use socket
|
|
db-user = dbUser;
|
|
db-database = dbUser;
|
|
# Web
|
|
web-template-base-dir = "${cfg.package}/share/web/template";
|
|
web-asset-base-dir = "${cfg.package}/share/web/assets";
|
|
# OIDC
|
|
oidc-enabled = true;
|
|
oidc-idp-name = "DTTH";
|
|
oidc-scopes = [ "openid" "email" "profile" ];
|
|
# HTTP Client
|
|
http-client.block-ips = [ "11.0.0.0/24" ];
|
|
# Advanced
|
|
advanced-rate-limit-requests = 0;
|
|
# instance-inject-mastodon-version = true;
|
|
});
|
|
in
|
|
{
|
|
options.cloud.gotosocial = {
|
|
enable = mkEnableOption "Enable our local GtS server";
|
|
package = mkPackageOption pkgs "gotosocial-bin" { };
|
|
host = mkOption {
|
|
type = types.str;
|
|
description = "The GtS host";
|
|
default = "gts.dtth.ch";
|
|
};
|
|
accountDomain = mkOption {
|
|
type = types.str;
|
|
description = "The GtS account domain";
|
|
default = "dtth.ch";
|
|
};
|
|
port = mkOption {
|
|
type = types.int;
|
|
description = "The port to listen to";
|
|
default = 10010;
|
|
};
|
|
envFile = mkOption {
|
|
type = types.str;
|
|
description = "Additional environment variables to pass, as a file";
|
|
};
|
|
};
|
|
|
|
config = mkIf cfg.enable {
|
|
# System user
|
|
users.users."${dbUser}" = {
|
|
group = "${dbUser}";
|
|
isSystemUser = true;
|
|
};
|
|
users.groups."${dbUser}" = { };
|
|
# Postgres
|
|
cloud.postgresql.databases = [ dbUser ];
|
|
# Traefik
|
|
cloud.traefik.hosts = { gotosocial = { inherit (cfg) host port; }; } //
|
|
(if cfg.accountDomain != cfg.host && cfg.accountDomain != "" then {
|
|
gotosocial-wellknown = {
|
|
inherit (cfg) port;
|
|
filter = "Host(`${cfg.accountDomain}`) && (PathPrefix(`/.well-known/webfinger`) || PathPrefix(`/.well-known/nodeinfo`) || PathPrefix(`/.well-known/host-meta`))";
|
|
};
|
|
} else { });
|
|
# The service itself
|
|
systemd.services.gotosocial = {
|
|
after = [ "network.target" ];
|
|
serviceConfig = {
|
|
User = dbUser;
|
|
Group = dbUser;
|
|
ExecStart = "${cfg.package}/bin/gotosocial --config-path ${configFile} server start";
|
|
EnvironmentFile = cfg.envFile;
|
|
# Sandboxing options to harden security
|
|
# Details for these options: https://www.freedesktop.org/software/systemd/man/systemd.exec.html
|
|
NoNewPrivileges = "yes";
|
|
PrivateTmp = "yes";
|
|
PrivateDevices = "yes";
|
|
RestrictAddressFamilies = "AF_UNIX AF_INET AF_INET6";
|
|
RestrictNamespaces = "yes";
|
|
RestrictRealtime = "yes";
|
|
DevicePolicy = "closed";
|
|
ProtectSystem = "full";
|
|
ProtectControlGroups = "yes";
|
|
ProtectKernelModules = "yes";
|
|
ProtectKernelTunables = "yes";
|
|
LockPersonality = "yes";
|
|
SystemCallFilter = "~@clock @debug @module @mount @obsolete @reboot @setuid @swap";
|
|
|
|
# Denying access to capabilities that should not be relevant
|
|
# Doc: https://man7.org/linux/man-pages/man7/capabilities.7.html
|
|
CapabilityBoundingSet = strings.concatStringsSep " " [
|
|
"CAP_RAWIO CAP_MKNOD"
|
|
"CAP_AUDIT_CONTROL CAP_AUDIT_READ CAP_AUDIT_WRITE"
|
|
"CAP_SYS_BOOT CAP_SYS_TIME CAP_SYS_MODULE CAP_SYS_PACCT"
|
|
"CAP_LEASE CAP_LINUX_IMMUTABLE CAP_IPC_LOCK"
|
|
"CAP_BLOCK_SUSPEND CAP_WAKE_ALARM"
|
|
"CAP_SYS_TTY_CONFIG"
|
|
"CAP_MAC_ADMIN CAP_MAC_OVERRIDE"
|
|
"CAP_NET_ADMIN CAP_NET_BROADCAST CAP_NET_RAW"
|
|
"CAP_SYS_ADMIN CAP_SYS_PTRACE CAP_SYSLOG "
|
|
];
|
|
# You might need this if you are running as non-root on a privileged port (below 1024)
|
|
#AmbientCapabilities=CAP_NET_BIND_SERVICE
|
|
StateDirectory = "gotosocial";
|
|
WorkingDirectory = "/var/lib/gotosocial";
|
|
};
|
|
wantedBy = [ "multi-user.target" ];
|
|
requires = [ "minio.service" ];
|
|
};
|
|
};
|
|
}
|