diff options
Diffstat (limited to 'flora/services/akkoma.nix')
| -rw-r--r-- | flora/services/akkoma.nix | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/flora/services/akkoma.nix b/flora/services/akkoma.nix new file mode 100644 index 0000000..244351f --- /dev/null +++ b/flora/services/akkoma.nix @@ -0,0 +1,201 @@ +{config, pkgs, inputs, system, ...}: + + +let + unstable = import inputs.nixpkgs-unstable { inherit system; }; + staticDir = "/var/lib/akkoma/static"; +in +{ + + containers.pleroma = { + autoStart = true; + privateNetwork = true; + + hostAddress = "192.168.42.30"; + localAddress = "192.168.42.31"; + hostAddress6 = "fd00::42:30"; + localAddress6 = "fd00::42:31"; + + 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") + ]; + + system.stateVersion = "22.11"; + + services.akkoma = { + enable = true; + + package = unstable.akkoma; + frontends = { + primary = { + package = unstable.akkoma-frontends.pleroma-fe; + name = "pleroma-fe"; + ref = "stable"; + }; + admin = { + package = unstable.akkoma-frontends.admin-fe; + name = "admin-fe"; + ref = "stable"; + }; + }; + + config = { + ":pleroma"."Pleroma.Web.Endpoint" = { + "url" = { host = "pleroma.stuebinm.eu"; scheme = "https"; port = 443; }; + "http" = { ip = "::"; port = 4000; }; + secret_key_base._secret = "/secret/secret_key_base"; + signing_salt._secret = "/secret/signing_salt"; + }; + ":joken".":default_signer"._secret = "/secret/joken_default_signer"; + + ":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; + }; + "Pleroma.Upload" = { + filters = [ + "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; + ''; + }; + }; +} |