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|
{config, pkgs, inputs, system, ...}:
let
unstable = import inputs.nixpkgs-unstable {
inherit system;
overlays = [ (self: super: rec {
beamPackages = super.beam.packagesWith super.erlang_nox;
elixir = beamPackages.elixir_1_13;
}) ];
};
staticDir = "/var/lib/akkoma/static";
inherit ((pkgs.formats.elixirConf {}).lib) mkAtom mkTuple;
in
{
sops.secrets = {
"akkoma/keyBase" = {};
"akkoma/signingSalt" = {};
"akkoma/jokenDefaultSigner" = {};
};
containers.pleroma = {
autoStart = true;
privateNetwork = true;
hostAddress = "192.168.42.30";
localAddress = "192.168.42.31";
hostAddress6 = "fd00::42:30";
localAddress6 = "fd00::42:31";
bindMounts."/sops" = {
hostPath = "/run/secrets/akkoma";
isReadOnly = true;
};
config = {pkgs, config, ...}: {
# generating the manual will fail when mixing nixos channels,
# so disable it here or this won't build at all.
documentation.enable = false;
imports = [
("${inputs.nixpkgs-unstable}/nixos/modules/services/web-apps/akkoma.nix")
];
# the pleroma_ctl wrapper uses pkgs.elixir, which without this is not the same
# as akkoma's elixir
nixpkgs.overlays = [
(self: super: {
elixir = unstable.beamPackages.elixir_1_13;
})
];
system.stateVersion = "22.11";
services.akkoma = {
enable = true;
package = unstable.akkoma;
frontends = {
primary = {
package = unstable.akkoma-frontends.akkoma-fe;
name = "pleroma-fe";
ref = "stable";
};
admin = {
package = unstable.akkoma-frontends.admin-fe;
name = "admin-fe";
ref = "stable";
};
};
extraStatic."static/terms-of-service.html" = pkgs.writeText "terms-of-service-html" ''
<p>toki!</p>
<p>lawa kepeken pi tomo akkoma ni li lili: sina li mi la, sina ken kepeken e tomo ni.</p>
'';
config = {
":pleroma"."Pleroma.Web.Endpoint" = {
"url" = { host = "pleroma.stuebinm.eu"; scheme = "https"; port = 443; };
"http" = { ip = "::"; port = 4000; };
secret_key_base._secret = "/sops/keyBase";
signing_salt._secret = "/sops/signingSalt";
};
":joken".":default_signer"._secret = "/sops/jokenDefaultSigner";
":pleroma" = {
":instance" = {
name = "Pleroma";
limit = 5000;
registrations_open = false;
federating = true;
healthcheck = true;
allow_relay = true;
description = "a test instance";
email = "dings@dings";
};
":media_proxy" = {
enabled = false;
redirect_on_failure = true;
};
":mrf_simple" = {
reject = [ (mkTuple ["mastodon.social" "spam"]) ];
};
":mrf".policies = map mkAtom [
"Pleroma.Web.ActivityPub.MRF.SimplePolicy"
];
"Pleroma.Upload" = {
filters = map mkAtom [
"Pleroma.Upload.Filter.Exiftool"
"Pleroma.Upload.Filter.AnonymizeFilename"
"Pleroma.Upload.Filter.Dedupe"
];
};
# "Pleroma.Uploaders.Local".uploads = "/var/lib/akkoma/uploads";
"Pleroma.Repo" = {
adapter = "Ecto.Adapters.Postgres";
username = "pleroma";
database = "pleroma";
socket_dir = "/run/postgresql";
pool_size = 10;
# prepare = ":named";
show_sensitive_data_on_connection_error = true;
parameters = { plan_cache_mode = "force_custom_plan"; };
};
":database".run_enabled = false;
":configurable_from_database" = false;
":instance".static_dir = "/var/lib/akkoma/static";
};
};
};
systemd.services.akkoma = {
path = [ pkgs.exiftool ];
bindsTo = [ "akkoma-static.service" ];
after = [ "akkoma-static.service" ];
};
# symlink the parts of the static dir that are inside the nix store,
# so I can still have imperatively defined emojis etc.
# (for some reason the module doesn't do that)
systemd.services.akkoma-static = {
description = "Akkoma static dir wrangling";
unitConfig.PropagatesReloadTo = [ "akkoma.service" ];
path = [ pkgs.coreutils ];
serviceConfig = {
Type = "oneshot";
RemainAfterExit = true;
};
script = with pkgs.lib; ''
${concatStringsSep "\n" (mapAttrsToList (key: val: ''
mkdir -p ${staticDir}/frontends/${escapeShellArg val.name}/
ln -sfT ${escapeShellArg val.package} ${staticDir}/frontends/${escapeShellArg val.name}/${escapeShellArg val.ref}
'') config.services.akkoma.frontends)}
${optionalString (config.services.akkoma.extraStatic != null)
(concatStringsSep "\n" (mapAttrsToList (key: val: ''
mkdir -p "${staticDir}/$(dirname ${escapeShellArg key})"
ln -sfT ${escapeShellArg val} ${staticDir}/${escapeShellArg key}
'') config.services.akkoma.extraStatic))}
'';
};
services.postgresql = {
enable = true;
package = pkgs.postgresql_12;
ensureDatabases = [ "pleroma" ];
ensureUsers = [ {
name = "pleroma";
ensurePermissions."DATABASE pleroma" = "ALL PRIVILEGES";
} ];
# give pleroma access. must be done with lib.mkForce, for some reason
authentication = pkgs.lib.mkForce ''
# Generated file; do not edit!
local all all trust
host pleroma akkoma ::1/128 trust
'';
# this is basically legacy. even if I ever reset the database,
# the initDb option of the akkoma module probably does about this.
initialScript = pkgs.writeScript "postgres-pleroma-initial" ''
CREATE USER pleroma;
CREATE DATABASE pleroma OWNER pleroma;
\c pleroma;
--Extensions made by ecto.migrate that need superuser access
CREATE EXTENSION IF NOT EXISTS citext;
CREATE EXTENSION IF NOT EXISTS pg_trgm;
CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
'';
};
networking.firewall.allowedTCPPorts = [ 4000 ];
environment.etc."resolv.conf".text =
"nameserver 1.1.1.1";
};
};
# give the container access to the external internet (necessary for
# fetching content from other instances). Doesn't appear to work with
# IPv6, though ...
networking.nat = {
enable = true;
internalInterfaces = [ "ve-pleroma" ];
externalInterface = "ens3";
};
services.nginx.virtualHosts."pleroma.stuebinm.eu" = {
forceSSL = true;
enableACME = true;
locations."/" = {
proxyPass = "http://[${config.containers.pleroma.localAddress6}]:4000";
proxyWebsockets = true;
# these headers are in the example config in the NixOS manual.
# take some time to figure out what they all do, and if these
# are necessary
extraConfig = ''
add_header 'Access-Control-Allow-Origin' '*' always;
add_header 'Access-Control-Allow-Methods' 'POST, PUT, DELETE, GET, PATCH, OPTIONS' always;
add_header 'Access-Control-Allow-Headers' 'Authorization, Content-Type, Idempotency-Key' always;
add_header 'Access-Control-Expose-Headers' 'Link, X-RateLimit-Reset, X-RateLimit-Limit, X-RateLimit-Remaining, X-Request-Id' always;
if ($request_method = OPTIONS) {
return 204;
}
add_header X-XSS-Protection "1; mode=block";
add_header X-Permitted-Cross-Domain-Policies none;
add_header X-Frame-Options DENY;
add_header X-Content-Type-Options nosniff;
add_header Referrer-Policy same-origin;
add_header X-Download-Options noopen;
client_max_body_size 16m;
'';
};
};
}
|
