mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-12 08:43:06 +00:00
1094 lines
37 KiB
Nix
1094 lines
37 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.akkoma;
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ex = cfg.config;
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db = ex.":pleroma"."Pleroma.Repo";
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web = ex.":pleroma"."Pleroma.Web.Endpoint";
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isConfined = config.systemd.services.akkoma.confinement.enable;
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hasSmtp = (attrByPath [ ":pleroma" "Pleroma.Emails.Mailer" "adapter" "value" ] null ex) == "Swoosh.Adapters.SMTP";
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isAbsolutePath = v: isString v && substring 0 1 v == "/";
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isSecret = v: isAttrs v && v ? _secret && isAbsolutePath v._secret;
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absolutePath = with types; mkOptionType {
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name = "absolutePath";
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description = "absolute path";
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descriptionClass = "noun";
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check = isAbsolutePath;
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inherit (str) merge;
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};
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secret = mkOptionType {
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name = "secret";
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description = "secret value";
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descriptionClass = "noun";
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check = isSecret;
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nestedTypes = {
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_secret = absolutePath;
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};
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};
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ipAddress = with types; mkOptionType {
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name = "ipAddress";
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description = "IPv4 or IPv6 address";
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descriptionClass = "conjunction";
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check = x: str.check x && builtins.match "[.0-9:A-Fa-f]+" x != null;
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inherit (str) merge;
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};
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elixirValue = let
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elixirValue' = with types;
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nullOr (oneOf [ bool int float str (attrsOf elixirValue') (listOf elixirValue') ]) // {
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description = "Elixir value";
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};
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in elixirValue';
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frontend = {
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options = {
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package = mkOption {
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type = types.package;
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description = mdDoc "Akkoma frontend package.";
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example = literalExpression "pkgs.akkoma-frontends.akkoma-fe";
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};
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name = mkOption {
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type = types.nonEmptyStr;
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description = mdDoc "Akkoma frontend name.";
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example = "akkoma-fe";
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};
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ref = mkOption {
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type = types.nonEmptyStr;
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description = mdDoc "Akkoma frontend reference.";
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example = "stable";
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};
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};
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};
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sha256 = builtins.hashString "sha256";
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replaceSec = let
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replaceSec' = { }@args: v:
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if isAttrs v
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then if v ? _secret
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then if isAbsolutePath v._secret
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then sha256 v._secret
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else abort "Invalid secret path (_secret = ${v._secret})"
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else mapAttrs (_: val: replaceSec' args val) v
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else if isList v
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then map (replaceSec' args) v
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else v;
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in replaceSec' { };
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# Erlang/Elixir uses a somewhat special format for IP addresses
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erlAddr = addr: fileContents
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(pkgs.runCommand addr {
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nativeBuildInputs = [ cfg.package.elixirPackage ];
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code = ''
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case :inet.parse_address('${addr}') do
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{:ok, addr} -> IO.inspect addr
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{:error, _} -> System.halt(65)
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end
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'';
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passAsFile = [ "code" ];
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} ''elixir "$codePath" >"$out"'');
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format = pkgs.formats.elixirConf { elixir = cfg.package.elixirPackage; };
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configFile = format.generate "config.exs"
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(replaceSec
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(attrsets.updateManyAttrsByPath [{
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path = [ ":pleroma" "Pleroma.Web.Endpoint" "http" "ip" ];
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update = addr:
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if isAbsolutePath addr
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then format.lib.mkTuple
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[ (format.lib.mkAtom ":local") addr ]
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else format.lib.mkRaw (erlAddr addr);
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}] cfg.config));
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writeShell = { name, text, runtimeInputs ? [ ] }:
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pkgs.writeShellApplication { inherit name text runtimeInputs; } + "/bin/${name}";
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genScript = writeShell {
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name = "akkoma-gen-cookie";
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runtimeInputs = with pkgs; [ coreutils util-linux ];
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text = ''
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install -m 0400 \
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-o ${escapeShellArg cfg.user } \
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-g ${escapeShellArg cfg.group} \
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<(hexdump -n 16 -e '"%02x"' /dev/urandom) \
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"$RUNTIME_DIRECTORY/cookie"
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'';
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};
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copyScript = writeShell {
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name = "akkoma-copy-cookie";
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runtimeInputs = with pkgs; [ coreutils ];
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text = ''
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install -m 0400 \
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-o ${escapeShellArg cfg.user} \
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-g ${escapeShellArg cfg.group} \
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${escapeShellArg cfg.dist.cookie._secret} \
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"$RUNTIME_DIRECTORY/cookie"
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'';
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};
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secretPaths = catAttrs "_secret" (collect isSecret cfg.config);
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vapidKeygen = pkgs.writeText "vapidKeygen.exs" ''
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[public_path, private_path] = System.argv()
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{public_key, private_key} = :crypto.generate_key :ecdh, :prime256v1
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File.write! public_path, Base.url_encode64(public_key, padding: false)
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File.write! private_path, Base.url_encode64(private_key, padding: false)
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'';
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initSecretsScript = writeShell {
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name = "akkoma-init-secrets";
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runtimeInputs = with pkgs; [ coreutils cfg.package.elixirPackage ];
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text = let
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key-base = web.secret_key_base;
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jwt-signer = ex.":joken".":default_signer";
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signing-salt = web.signing_salt;
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liveview-salt = web.live_view.signing_salt;
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vapid-private = ex.":web_push_encryption".":vapid_details".private_key;
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vapid-public = ex.":web_push_encryption".":vapid_details".public_key;
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in ''
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secret() {
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# Generate default secret if non‐existent
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test -e "$2" || install -D -m 0600 <(tr -dc 'A-Za-z-._~' </dev/urandom | head -c "$1") "$2"
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if [ "$(stat --dereference --format='%s' "$2")" -lt "$1" ]; then
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echo "Secret '$2' is smaller than minimum size of $1 bytes." >&2
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exit 65
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fi
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}
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secret 64 ${escapeShellArg key-base._secret}
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secret 64 ${escapeShellArg jwt-signer._secret}
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secret 8 ${escapeShellArg signing-salt._secret}
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secret 8 ${escapeShellArg liveview-salt._secret}
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${optionalString (isSecret vapid-public) ''
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{ test -e ${escapeShellArg vapid-private._secret} && \
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test -e ${escapeShellArg vapid-public._secret}; } || \
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elixir ${escapeShellArgs [ vapidKeygen vapid-public._secret vapid-private._secret ]}
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''}
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'';
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};
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configScript = writeShell {
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name = "akkoma-config";
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runtimeInputs = with pkgs; [ coreutils replace-secret ];
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text = ''
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cd "$RUNTIME_DIRECTORY"
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tmp="$(mktemp config.exs.XXXXXXXXXX)"
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trap 'rm -f "$tmp"' EXIT TERM
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cat ${escapeShellArg configFile} >"$tmp"
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${concatMapStrings (file: ''
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replace-secret ${escapeShellArgs [ (sha256 file) file ]} "$tmp"
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'') secretPaths}
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chown ${escapeShellArg cfg.user}:${escapeShellArg cfg.group} "$tmp"
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chmod 0400 "$tmp"
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mv -f "$tmp" config.exs
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'';
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};
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pgpass = let
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esc = escape [ ":" ''\'' ];
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in if (cfg.initDb.password != null)
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then pkgs.writeText "pgpass.conf" ''
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*:*:*${esc cfg.initDb.username}:${esc (sha256 cfg.initDb.password._secret)}
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''
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else null;
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escapeSqlId = x: ''"${replaceStrings [ ''"'' ] [ ''""'' ] x}"'';
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escapeSqlStr = x: "'${replaceStrings [ "'" ] [ "''" ] x}'";
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setupSql = pkgs.writeText "setup.psql" ''
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\set ON_ERROR_STOP on
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ALTER ROLE ${escapeSqlId db.username}
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LOGIN PASSWORD ${if db ? password
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then "${escapeSqlStr (sha256 db.password._secret)}"
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else "NULL"};
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ALTER DATABASE ${escapeSqlId db.database}
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OWNER TO ${escapeSqlId db.username};
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\connect ${escapeSqlId db.database}
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CREATE EXTENSION IF NOT EXISTS citext;
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CREATE EXTENSION IF NOT EXISTS pg_trgm;
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CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
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'';
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dbHost = if db ? socket_dir then db.socket_dir
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else if db ? socket then db.socket
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else if db ? hostname then db.hostname
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else null;
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initDbScript = writeShell {
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name = "akkoma-initdb";
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runtimeInputs = with pkgs; [ coreutils replace-secret config.services.postgresql.package ];
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text = ''
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pgpass="$(mktemp -t pgpass-XXXXXXXXXX.conf)"
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setupSql="$(mktemp -t setup-XXXXXXXXXX.psql)"
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trap 'rm -f "$pgpass $setupSql"' EXIT TERM
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${optionalString (dbHost != null) ''
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export PGHOST=${escapeShellArg dbHost}
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''}
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export PGUSER=${escapeShellArg cfg.initDb.username}
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${optionalString (pgpass != null) ''
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cat ${escapeShellArg pgpass} >"$pgpass"
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replace-secret ${escapeShellArgs [
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(sha256 cfg.initDb.password._secret) cfg.initDb.password._secret ]} "$pgpass"
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export PGPASSFILE="$pgpass"
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''}
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cat ${escapeShellArg setupSql} >"$setupSql"
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${optionalString (db ? password) ''
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replace-secret ${escapeShellArgs [
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(sha256 db.password._secret) db.password._secret ]} "$setupSql"
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''}
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# Create role if non‐existent
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psql -tAc "SELECT 1 FROM pg_roles
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WHERE rolname = "${escapeShellArg (escapeSqlStr db.username)} | grep -F -q 1 || \
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psql -tAc "CREATE ROLE "${escapeShellArg (escapeSqlId db.username)}
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# Create database if non‐existent
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psql -tAc "SELECT 1 FROM pg_database
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WHERE datname = "${escapeShellArg (escapeSqlStr db.database)} | grep -F -q 1 || \
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psql -tAc "CREATE DATABASE "${escapeShellArg (escapeSqlId db.database)}"
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OWNER "${escapeShellArg (escapeSqlId db.username)}"
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TEMPLATE template0
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ENCODING 'utf8'
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LOCALE 'C'"
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psql -f "$setupSql"
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'';
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};
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envWrapper = let
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script = writeShell {
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name = "akkoma-env";
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text = ''
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cd "${cfg.package}"
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RUNTIME_DIRECTORY="''${RUNTIME_DIRECTORY:-/run/akkoma}"
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AKKOMA_CONFIG_PATH="$RUNTIME_DIRECTORY/config.exs" \
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ERL_EPMD_ADDRESS="${cfg.dist.address}" \
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ERL_EPMD_PORT="${toString cfg.dist.epmdPort}" \
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ERL_FLAGS=${lib.escapeShellArg (lib.escapeShellArgs ([
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"-kernel" "inet_dist_use_interface" (erlAddr cfg.dist.address)
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"-kernel" "inet_dist_listen_min" (toString cfg.dist.portMin)
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"-kernel" "inet_dist_listen_max" (toString cfg.dist.portMax)
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] ++ cfg.dist.extraFlags))} \
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RELEASE_COOKIE="$(<"$RUNTIME_DIRECTORY/cookie")" \
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RELEASE_NAME="akkoma" \
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exec "${cfg.package}/bin/$(basename "$0")" "$@"
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'';
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};
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in pkgs.runCommandLocal "akkoma-env" { } ''
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mkdir -p "$out/bin"
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ln -r -s ${escapeShellArg script} "$out/bin/pleroma"
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ln -r -s ${escapeShellArg script} "$out/bin/pleroma_ctl"
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'';
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userWrapper = pkgs.writeShellApplication {
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name = "pleroma_ctl";
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text = ''
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if [ "''${1-}" == "update" ]; then
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echo "OTP releases are not supported on NixOS." >&2
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exit 64
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fi
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exec sudo -u ${escapeShellArg cfg.user} \
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"${envWrapper}/bin/pleroma_ctl" "$@"
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'';
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};
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socketScript = if isAbsolutePath web.http.ip
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then writeShell {
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name = "akkoma-socket";
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runtimeInputs = with pkgs; [ coreutils inotify-tools ];
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text = ''
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coproc {
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inotifywait -q -m -e create ${escapeShellArg (dirOf web.http.ip)}
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}
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trap 'kill "$COPROC_PID"' EXIT TERM
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until test -S ${escapeShellArg web.http.ip}
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do read -r -u "''${COPROC[0]}"
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done
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chmod 0666 ${escapeShellArg web.http.ip}
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'';
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}
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else null;
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staticDir = ex.":pleroma".":instance".static_dir;
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uploadDir = ex.":pleroma".":instance".upload_dir;
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staticFiles = pkgs.runCommandLocal "akkoma-static" { } ''
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${concatStringsSep "\n" (mapAttrsToList (key: val: ''
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mkdir -p $out/frontends/${escapeShellArg val.name}/
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ln -s ${escapeShellArg val.package} $out/frontends/${escapeShellArg val.name}/${escapeShellArg val.ref}
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'') cfg.frontends)}
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${optionalString (cfg.extraStatic != null)
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(concatStringsSep "\n" (mapAttrsToList (key: val: ''
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mkdir -p "$out/$(dirname ${escapeShellArg key})"
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ln -s ${escapeShellArg val} $out/${escapeShellArg key}
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'') cfg.extraStatic))}
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'';
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in {
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options = {
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services.akkoma = {
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enable = mkEnableOption (mdDoc "Akkoma");
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package = mkOption {
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type = types.package;
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default = pkgs.akkoma;
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defaultText = literalExpression "pkgs.akkoma";
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description = mdDoc "Akkoma package to use.";
|
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};
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user = mkOption {
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type = types.nonEmptyStr;
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default = "akkoma";
|
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description = mdDoc "User account under which Akkoma runs.";
|
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};
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group = mkOption {
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type = types.nonEmptyStr;
|
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default = "akkoma";
|
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description = mdDoc "Group account under which Akkoma runs.";
|
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};
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initDb = {
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enable = mkOption {
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type = types.bool;
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default = true;
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description = mdDoc ''
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Whether to automatically initialise the database on startup. This will create a
|
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database role and database if they do not already exist, and (re)set the role password
|
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and the ownership of the database.
|
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|
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This setting can be used safely even if the database already exists and contains data.
|
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|
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The database settings are configured through
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[{option}`config.services.akkoma.config.":pleroma"."Pleroma.Repo"`](#opt-services.akkoma.config.__pleroma_._Pleroma.Repo_).
|
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|
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If disabled, the database has to be set up manually:
|
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|
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```SQL
|
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CREATE ROLE akkoma LOGIN;
|
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|
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CREATE DATABASE akkoma
|
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OWNER akkoma
|
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TEMPLATE template0
|
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ENCODING 'utf8'
|
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LOCALE 'C';
|
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|
||
\connect akkoma
|
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CREATE EXTENSION IF NOT EXISTS citext;
|
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CREATE EXTENSION IF NOT EXISTS pg_trgm;
|
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CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
|
||
```
|
||
'';
|
||
};
|
||
|
||
username = mkOption {
|
||
type = types.nonEmptyStr;
|
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default = config.services.postgresql.superUser;
|
||
defaultText = literalExpression "config.services.postgresql.superUser";
|
||
description = mdDoc ''
|
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Name of the database user to initialise the database with.
|
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|
||
This user is required to have the `CREATEROLE` and `CREATEDB` capabilities.
|
||
'';
|
||
};
|
||
|
||
password = mkOption {
|
||
type = types.nullOr secret;
|
||
default = null;
|
||
description = mdDoc ''
|
||
Password of the database user to initialise the database with.
|
||
|
||
If set to `null`, no password will be used.
|
||
|
||
The attribute `_secret` should point to a file containing the secret.
|
||
'';
|
||
};
|
||
};
|
||
|
||
initSecrets = mkOption {
|
||
type = types.bool;
|
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default = true;
|
||
description = mdDoc ''
|
||
Whether to initialise non‐existent secrets with random values.
|
||
|
||
If enabled, appropriate secrets for the following options will be created automatically
|
||
if the files referenced in the `_secrets` attribute do not exist during startup.
|
||
|
||
- {option}`config.":pleroma"."Pleroma.Web.Endpoint".secret_key_base`
|
||
- {option}`config.":pleroma"."Pleroma.Web.Endpoint".signing_salt`
|
||
- {option}`config.":pleroma"."Pleroma.Web.Endpoint".live_view.signing_salt`
|
||
- {option}`config.":web_push_encryption".":vapid_details".private_key`
|
||
- {option}`config.":web_push_encryption".":vapid_details".public_key`
|
||
- {option}`config.":joken".":default_signer"`
|
||
'';
|
||
};
|
||
|
||
installWrapper = mkOption {
|
||
type = types.bool;
|
||
default = true;
|
||
description = mdDoc ''
|
||
Whether to install a wrapper around `pleroma_ctl` to simplify administration of the
|
||
Akkoma instance.
|
||
'';
|
||
};
|
||
|
||
extraPackages = mkOption {
|
||
type = with types; listOf package;
|
||
default = with pkgs; [ exiftool ffmpeg_5-headless graphicsmagick-imagemagick-compat ];
|
||
defaultText = literalExpression "with pkgs; [ exiftool graphicsmagick-imagemagick-compat ffmpeg_5-headless ]";
|
||
example = literalExpression "with pkgs; [ exiftool imagemagick ffmpeg_5-full ]";
|
||
description = mdDoc ''
|
||
List of extra packages to include in the executable search path of the service unit.
|
||
These are needed by various configurable components such as:
|
||
|
||
- ExifTool for the `Pleroma.Upload.Filter.Exiftool` upload filter,
|
||
- ImageMagick for still image previews in the media proxy as well as for the
|
||
`Pleroma.Upload.Filters.Mogrify` upload filter, and
|
||
- ffmpeg for video previews in the media proxy.
|
||
'';
|
||
};
|
||
|
||
frontends = mkOption {
|
||
description = mdDoc "Akkoma frontends.";
|
||
type = with types; attrsOf (submodule frontend);
|
||
default = {
|
||
primary = {
|
||
package = pkgs.akkoma-frontends.akkoma-fe;
|
||
name = "akkoma-fe";
|
||
ref = "stable";
|
||
};
|
||
admin = {
|
||
package = pkgs.akkoma-frontends.admin-fe;
|
||
name = "admin-fe";
|
||
ref = "stable";
|
||
};
|
||
};
|
||
defaultText = literalExpression ''
|
||
{
|
||
primary = {
|
||
package = pkgs.akkoma-frontends.akkoma-fe;
|
||
name = "akkoma-fe";
|
||
ref = "stable";
|
||
};
|
||
admin = {
|
||
package = pkgs.akkoma-frontends.admin-fe;
|
||
name = "admin-fe";
|
||
ref = "stable";
|
||
};
|
||
}
|
||
'';
|
||
};
|
||
|
||
extraStatic = mkOption {
|
||
type = with types; nullOr (attrsOf package);
|
||
description = mdDoc ''
|
||
Attribute set of extra packages to add to the static files directory.
|
||
|
||
Do not add frontends here. These should be configured through
|
||
[{option}`services.akkoma.frontends`](#opt-services.akkoma.frontends).
|
||
'';
|
||
default = null;
|
||
example = literalExpression ''
|
||
{
|
||
"emoji/blobs.gg" = pkgs.akkoma-emoji.blobs_gg;
|
||
"static/terms-of-service.html" = pkgs.writeText "terms-of-service.html" '''
|
||
…
|
||
''';
|
||
"favicon.png" = let
|
||
rev = "697a8211b0f427a921e7935a35d14bb3e32d0a2c";
|
||
in pkgs.stdenvNoCC.mkDerivation {
|
||
name = "favicon.png";
|
||
|
||
src = pkgs.fetchurl {
|
||
url = "https://raw.githubusercontent.com/TilCreator/NixOwO/''${rev}/NixOwO_plain.svg";
|
||
hash = "sha256-tWhHMfJ3Od58N9H5yOKPMfM56hYWSOnr/TGCBi8bo9E=";
|
||
};
|
||
|
||
nativeBuildInputs = with pkgs; [ librsvg ];
|
||
|
||
dontUnpack = true;
|
||
installPhase = '''
|
||
rsvg-convert -o $out -w 96 -h 96 $src
|
||
''';
|
||
};
|
||
}
|
||
'';
|
||
};
|
||
|
||
dist = {
|
||
address = mkOption {
|
||
type = ipAddress;
|
||
default = "127.0.0.1";
|
||
description = mdDoc ''
|
||
Listen address for Erlang distribution protocol and Port Mapper Daemon (epmd).
|
||
'';
|
||
};
|
||
|
||
epmdPort = mkOption {
|
||
type = types.port;
|
||
default = 4369;
|
||
description = mdDoc "TCP port to bind Erlang Port Mapper Daemon to.";
|
||
};
|
||
|
||
extraFlags = mkOption {
|
||
type = with types; listOf str;
|
||
default = [ ];
|
||
description = mdDoc "Extra flags to pass to Erlang";
|
||
example = [ "+sbwt" "none" "+sbwtdcpu" "none" "+sbwtdio" "none" ];
|
||
};
|
||
|
||
portMin = mkOption {
|
||
type = types.port;
|
||
default = 49152;
|
||
description = mdDoc "Lower bound for Erlang distribution protocol TCP port.";
|
||
};
|
||
|
||
portMax = mkOption {
|
||
type = types.port;
|
||
default = 65535;
|
||
description = mdDoc "Upper bound for Erlang distribution protocol TCP port.";
|
||
};
|
||
|
||
cookie = mkOption {
|
||
type = types.nullOr secret;
|
||
default = null;
|
||
example = { _secret = "/var/lib/secrets/akkoma/releaseCookie"; };
|
||
description = mdDoc ''
|
||
Erlang release cookie.
|
||
|
||
If set to `null`, a temporary random cookie will be generated.
|
||
'';
|
||
};
|
||
};
|
||
|
||
config = mkOption {
|
||
description = mdDoc ''
|
||
Configuration for Akkoma. The attributes are serialised to Elixir DSL.
|
||
|
||
Refer to <https://docs.akkoma.dev/stable/configuration/cheatsheet/> for
|
||
configuration options.
|
||
|
||
Settings containing secret data should be set to an attribute set containing the
|
||
attribute `_secret` - a string pointing to a file containing the value the option
|
||
should be set to.
|
||
'';
|
||
type = types.submodule {
|
||
freeformType = format.type;
|
||
options = {
|
||
":pleroma" = {
|
||
":instance" = {
|
||
name = mkOption {
|
||
type = types.nonEmptyStr;
|
||
description = mdDoc "Instance name.";
|
||
};
|
||
|
||
email = mkOption {
|
||
type = types.nonEmptyStr;
|
||
description = mdDoc "Instance administrator email.";
|
||
};
|
||
|
||
description = mkOption {
|
||
type = types.nonEmptyStr;
|
||
description = mdDoc "Instance description.";
|
||
};
|
||
|
||
static_dir = mkOption {
|
||
type = types.path;
|
||
default = toString staticFiles;
|
||
defaultText = literalMD ''
|
||
Derivation gathering the following paths into a directory:
|
||
|
||
- [{option}`services.akkoma.frontends`](#opt-services.akkoma.frontends)
|
||
- [{option}`services.akkoma.extraStatic`](#opt-services.akkoma.extraStatic)
|
||
'';
|
||
description = mdDoc ''
|
||
Directory of static files.
|
||
|
||
This directory can be built using a derivation, or it can be managed as mutable
|
||
state by setting the option to an absolute path.
|
||
'';
|
||
};
|
||
|
||
upload_dir = mkOption {
|
||
type = absolutePath;
|
||
default = "/var/lib/akkoma/uploads";
|
||
description = mdDoc ''
|
||
Directory where Akkoma will put uploaded files.
|
||
'';
|
||
};
|
||
};
|
||
|
||
"Pleroma.Repo" = mkOption {
|
||
type = elixirValue;
|
||
default = {
|
||
adapter = format.lib.mkRaw "Ecto.Adapters.Postgres";
|
||
socket_dir = "/run/postgresql";
|
||
username = cfg.user;
|
||
database = "akkoma";
|
||
};
|
||
defaultText = literalExpression ''
|
||
{
|
||
adapter = (pkgs.formats.elixirConf { }).lib.mkRaw "Ecto.Adapters.Postgres";
|
||
socket_dir = "/run/postgresql";
|
||
username = config.services.akkoma.user;
|
||
database = "akkoma";
|
||
}
|
||
'';
|
||
description = mdDoc ''
|
||
Database configuration.
|
||
|
||
Refer to
|
||
<https://hexdocs.pm/ecto_sql/Ecto.Adapters.Postgres.html#module-connection-options>
|
||
for options.
|
||
'';
|
||
};
|
||
|
||
"Pleroma.Web.Endpoint" = {
|
||
url = {
|
||
host = mkOption {
|
||
type = types.nonEmptyStr;
|
||
default = config.networking.fqdn;
|
||
defaultText = literalExpression "config.networking.fqdn";
|
||
description = mdDoc "Domain name of the instance.";
|
||
};
|
||
|
||
scheme = mkOption {
|
||
type = types.nonEmptyStr;
|
||
default = "https";
|
||
description = mdDoc "URL scheme.";
|
||
};
|
||
|
||
port = mkOption {
|
||
type = types.port;
|
||
default = 443;
|
||
description = mdDoc "External port number.";
|
||
};
|
||
};
|
||
|
||
http = {
|
||
ip = mkOption {
|
||
type = types.either absolutePath ipAddress;
|
||
default = "/run/akkoma/socket";
|
||
example = "::1";
|
||
description = mdDoc ''
|
||
Listener IP address or Unix socket path.
|
||
|
||
The value is automatically converted to Elixir’s internal address
|
||
representation during serialisation.
|
||
'';
|
||
};
|
||
|
||
port = mkOption {
|
||
type = types.port;
|
||
default = if isAbsolutePath web.http.ip then 0 else 4000;
|
||
defaultText = literalExpression ''
|
||
if isAbsolutePath config.services.akkoma.config.:pleroma"."Pleroma.Web.Endpoint".http.ip
|
||
then 0
|
||
else 4000;
|
||
'';
|
||
description = mdDoc ''
|
||
Listener port number.
|
||
|
||
Must be 0 if using a Unix socket.
|
||
'';
|
||
};
|
||
};
|
||
|
||
secret_key_base = mkOption {
|
||
type = secret;
|
||
default = { _secret = "/var/lib/secrets/akkoma/key-base"; };
|
||
description = mdDoc ''
|
||
Secret key used as a base to generate further secrets for encrypting and
|
||
signing data.
|
||
|
||
The attribute `_secret` should point to a file containing the secret.
|
||
|
||
This key can generated can be generated as follows:
|
||
|
||
```ShellSession
|
||
$ tr -dc 'A-Za-z-._~' </dev/urandom | head -c 64
|
||
```
|
||
'';
|
||
};
|
||
|
||
live_view = {
|
||
signing_salt = mkOption {
|
||
type = secret;
|
||
default = { _secret = "/var/lib/secrets/akkoma/liveview-salt"; };
|
||
description = mdDoc ''
|
||
LiveView signing salt.
|
||
|
||
The attribute `_secret` should point to a file containing the secret.
|
||
|
||
This salt can be generated as follows:
|
||
|
||
```ShellSession
|
||
$ tr -dc 'A-Za-z0-9-._~' </dev/urandom | head -c 8
|
||
```
|
||
'';
|
||
};
|
||
};
|
||
|
||
signing_salt = mkOption {
|
||
type = secret;
|
||
default = { _secret = "/var/lib/secrets/akkoma/signing-salt"; };
|
||
description = mdDoc ''
|
||
Signing salt.
|
||
|
||
The attribute `_secret` should point to a file containing the secret.
|
||
|
||
This salt can be generated as follows:
|
||
|
||
```ShellSession
|
||
$ tr -dc 'A-Za-z0-9-._~' </dev/urandom | head -c 8
|
||
```
|
||
'';
|
||
};
|
||
};
|
||
|
||
":frontends" = mkOption {
|
||
type = elixirValue;
|
||
default = mapAttrs
|
||
(key: val: format.lib.mkMap { name = val.name; ref = val.ref; })
|
||
cfg.frontends;
|
||
defaultText = literalExpression ''
|
||
lib.mapAttrs (key: val:
|
||
(pkgs.formats.elixirConf { }).lib.mkMap { name = val.name; ref = val.ref; })
|
||
config.services.akkoma.frontends;
|
||
'';
|
||
description = mdDoc ''
|
||
Frontend configuration.
|
||
|
||
Users should rely on the default value and prefer to configure frontends through
|
||
[{option}`config.services.akkoma.frontends`](#opt-services.akkoma.frontends).
|
||
'';
|
||
};
|
||
};
|
||
|
||
":web_push_encryption" = mkOption {
|
||
default = { };
|
||
description = mdDoc ''
|
||
Web Push Notifications configuration.
|
||
|
||
The necessary key pair can be generated as follows:
|
||
|
||
```ShellSession
|
||
$ nix-shell -p nodejs --run 'npx web-push generate-vapid-keys'
|
||
```
|
||
'';
|
||
type = types.submodule {
|
||
freeformType = elixirValue;
|
||
options = {
|
||
":vapid_details" = {
|
||
subject = mkOption {
|
||
type = types.nonEmptyStr;
|
||
default = "mailto:${ex.":pleroma".":instance".email}";
|
||
defaultText = literalExpression ''
|
||
"mailto:''${config.services.akkoma.config.":pleroma".":instance".email}"
|
||
'';
|
||
description = mdDoc "mailto URI for administrative contact.";
|
||
};
|
||
|
||
public_key = mkOption {
|
||
type = with types; either nonEmptyStr secret;
|
||
default = { _secret = "/var/lib/secrets/akkoma/vapid-public"; };
|
||
description = mdDoc "base64-encoded public ECDH key.";
|
||
};
|
||
|
||
private_key = mkOption {
|
||
type = secret;
|
||
default = { _secret = "/var/lib/secrets/akkoma/vapid-private"; };
|
||
description = mdDoc ''
|
||
base64-encoded private ECDH key.
|
||
|
||
The attribute `_secret` should point to a file containing the secret.
|
||
'';
|
||
};
|
||
};
|
||
};
|
||
};
|
||
};
|
||
|
||
":joken" = {
|
||
":default_signer" = mkOption {
|
||
type = secret;
|
||
default = { _secret = "/var/lib/secrets/akkoma/jwt-signer"; };
|
||
description = mdDoc ''
|
||
JWT signing secret.
|
||
|
||
The attribute `_secret` should point to a file containing the secret.
|
||
|
||
This secret can be generated as follows:
|
||
|
||
```ShellSession
|
||
$ tr -dc 'A-Za-z0-9-._~' </dev/urandom | head -c 64
|
||
```
|
||
'';
|
||
};
|
||
};
|
||
|
||
":logger" = {
|
||
":backends" = mkOption {
|
||
type = types.listOf elixirValue;
|
||
visible = false;
|
||
default = with format.lib; [
|
||
(mkTuple [ (mkRaw "ExSyslogger") (mkAtom ":ex_syslogger") ])
|
||
];
|
||
};
|
||
|
||
":ex_syslogger" = {
|
||
ident = mkOption {
|
||
type = types.str;
|
||
visible = false;
|
||
default = "akkoma";
|
||
};
|
||
|
||
level = mkOption {
|
||
type = types.nonEmptyStr;
|
||
apply = format.lib.mkAtom;
|
||
default = ":info";
|
||
example = ":warning";
|
||
description = mdDoc ''
|
||
Log level.
|
||
|
||
Refer to
|
||
<https://hexdocs.pm/logger/Logger.html#module-levels>
|
||
for options.
|
||
'';
|
||
};
|
||
};
|
||
};
|
||
|
||
":tzdata" = {
|
||
":data_dir" = mkOption {
|
||
type = elixirValue;
|
||
internal = true;
|
||
default = format.lib.mkRaw ''
|
||
Path.join(System.fetch_env!("CACHE_DIRECTORY"), "tzdata")
|
||
'';
|
||
};
|
||
};
|
||
};
|
||
};
|
||
};
|
||
|
||
nginx = mkOption {
|
||
type = with types; nullOr (submodule
|
||
(import ../web-servers/nginx/vhost-options.nix { inherit config lib; }));
|
||
default = null;
|
||
description = mdDoc ''
|
||
Extra configuration for the nginx virtual host of Akkoma.
|
||
|
||
If set to `null`, no virtual host will be added to the nginx configuration.
|
||
'';
|
||
};
|
||
};
|
||
};
|
||
|
||
config = mkIf cfg.enable {
|
||
warnings = optionals (with config.security; (!sudo.enable) && (!sudo-rs.enable)) [''
|
||
The pleroma_ctl wrapper enabled by the installWrapper option relies on
|
||
sudo, which appears to have been disabled through security.sudo.enable.
|
||
''];
|
||
|
||
users = {
|
||
users."${cfg.user}" = {
|
||
description = "Akkoma user";
|
||
group = cfg.group;
|
||
isSystemUser = true;
|
||
};
|
||
groups."${cfg.group}" = { };
|
||
};
|
||
|
||
# Confinement of the main service unit requires separation of the
|
||
# configuration generation into a separate unit to permit access to secrets
|
||
# residing outside of the chroot.
|
||
systemd.services.akkoma-config = {
|
||
description = "Akkoma social network configuration";
|
||
reloadTriggers = [ configFile ] ++ secretPaths;
|
||
|
||
unitConfig.PropagatesReloadTo = [ "akkoma.service" ];
|
||
serviceConfig = {
|
||
Type = "oneshot";
|
||
RemainAfterExit = true;
|
||
UMask = "0077";
|
||
|
||
RuntimeDirectory = "akkoma";
|
||
|
||
ExecStart = mkMerge [
|
||
(mkIf (cfg.dist.cookie == null) [ genScript ])
|
||
(mkIf (cfg.dist.cookie != null) [ copyScript ])
|
||
(mkIf cfg.initSecrets [ initSecretsScript ])
|
||
[ configScript ]
|
||
];
|
||
|
||
ExecReload = mkMerge [
|
||
(mkIf cfg.initSecrets [ initSecretsScript ])
|
||
[ configScript ]
|
||
];
|
||
};
|
||
};
|
||
|
||
systemd.services.akkoma-initdb = mkIf cfg.initDb.enable {
|
||
description = "Akkoma social network database setup";
|
||
requires = [ "akkoma-config.service" ];
|
||
requiredBy = [ "akkoma.service" ];
|
||
after = [ "akkoma-config.service" "postgresql.service" ];
|
||
before = [ "akkoma.service" ];
|
||
|
||
serviceConfig = {
|
||
Type = "oneshot";
|
||
User = mkIf (db ? socket_dir || db ? socket)
|
||
cfg.initDb.username;
|
||
RemainAfterExit = true;
|
||
UMask = "0077";
|
||
ExecStart = initDbScript;
|
||
PrivateTmp = true;
|
||
};
|
||
};
|
||
|
||
systemd.services.akkoma = let
|
||
runtimeInputs = with pkgs; [ coreutils gawk gnused ] ++ cfg.extraPackages;
|
||
in {
|
||
description = "Akkoma social network";
|
||
documentation = [ "https://docs.akkoma.dev/stable/" ];
|
||
|
||
# This service depends on network-online.target and is sequenced after
|
||
# it because it requires access to the Internet to function properly.
|
||
bindsTo = [ "akkoma-config.service" ];
|
||
wants = [ "network-online.service" ];
|
||
wantedBy = [ "multi-user.target" ];
|
||
after = [
|
||
"akkoma-config.target"
|
||
"network.target"
|
||
"network-online.target"
|
||
"postgresql.service"
|
||
];
|
||
|
||
confinement.packages = mkIf isConfined runtimeInputs;
|
||
path = runtimeInputs;
|
||
|
||
serviceConfig = {
|
||
Type = "exec";
|
||
User = cfg.user;
|
||
Group = cfg.group;
|
||
UMask = "0077";
|
||
|
||
# The run‐time directory is preserved as it is managed by the akkoma-config.service unit.
|
||
RuntimeDirectory = "akkoma";
|
||
RuntimeDirectoryPreserve = true;
|
||
|
||
CacheDirectory = "akkoma";
|
||
|
||
BindPaths = [ "${uploadDir}:${uploadDir}:norbind" ];
|
||
BindReadOnlyPaths = mkMerge [
|
||
(mkIf (!isStorePath staticDir) [ "${staticDir}:${staticDir}:norbind" ])
|
||
(mkIf isConfined (mkMerge [
|
||
[ "/etc/hosts" "/etc/resolv.conf" ]
|
||
(mkIf (isStorePath staticDir) (map (dir: "${dir}:${dir}:norbind")
|
||
(splitString "\n" (readFile ((pkgs.closureInfo { rootPaths = staticDir; }) + "/store-paths")))))
|
||
(mkIf (db ? socket_dir) [ "${db.socket_dir}:${db.socket_dir}:norbind" ])
|
||
(mkIf (db ? socket) [ "${db.socket}:${db.socket}:norbind" ])
|
||
]))
|
||
];
|
||
|
||
ExecStartPre = "${envWrapper}/bin/pleroma_ctl migrate";
|
||
ExecStart = "${envWrapper}/bin/pleroma start";
|
||
ExecStartPost = socketScript;
|
||
ExecStop = "${envWrapper}/bin/pleroma stop";
|
||
ExecStopPost = mkIf (isAbsolutePath web.http.ip)
|
||
"${pkgs.coreutils}/bin/rm -f '${web.http.ip}'";
|
||
|
||
ProtectProc = "noaccess";
|
||
ProcSubset = "pid";
|
||
ProtectSystem = mkIf (!isConfined) "strict";
|
||
ProtectHome = true;
|
||
PrivateTmp = true;
|
||
PrivateDevices = true;
|
||
PrivateIPC = true;
|
||
ProtectHostname = true;
|
||
ProtectClock = true;
|
||
ProtectKernelTunables = true;
|
||
ProtectKernelModules = true;
|
||
ProtectKernelLogs = true;
|
||
ProtectControlGroups = true;
|
||
|
||
RestrictAddressFamilies = [ "AF_UNIX" "AF_INET" "AF_INET6" ];
|
||
RestrictNamespaces = true;
|
||
LockPersonality = true;
|
||
RestrictRealtime = true;
|
||
RestrictSUIDSGID = true;
|
||
RemoveIPC = true;
|
||
|
||
CapabilityBoundingSet = mkIf
|
||
(any (port: port > 0 && port < 1024)
|
||
[ web.http.port cfg.dist.epmdPort cfg.dist.portMin ])
|
||
[ "CAP_NET_BIND_SERVICE" ];
|
||
|
||
NoNewPrivileges = true;
|
||
SystemCallFilter = [ "@system-service" "~@privileged" "@chown" ];
|
||
SystemCallArchitectures = "native";
|
||
|
||
DeviceAllow = null;
|
||
DevicePolicy = "closed";
|
||
|
||
# SMTP adapter uses dynamic port 0 binding, which is incompatible with bind address filtering
|
||
SocketBindAllow = mkIf (!hasSmtp) (mkMerge [
|
||
[ "tcp:${toString cfg.dist.epmdPort}" "tcp:${toString cfg.dist.portMin}-${toString cfg.dist.portMax}" ]
|
||
(mkIf (web.http.port != 0) [ "tcp:${toString web.http.port}" ])
|
||
]);
|
||
SocketBindDeny = mkIf (!hasSmtp) "any";
|
||
};
|
||
};
|
||
|
||
systemd.tmpfiles.rules = [
|
||
"d ${uploadDir} 0700 ${cfg.user} ${cfg.group} - -"
|
||
"Z ${uploadDir} ~0700 ${cfg.user} ${cfg.group} - -"
|
||
];
|
||
|
||
environment.systemPackages = mkIf (cfg.installWrapper) [ userWrapper ];
|
||
|
||
services.nginx.virtualHosts = mkIf (cfg.nginx != null) {
|
||
${web.url.host} = mkMerge [ cfg.nginx {
|
||
locations."/" = {
|
||
proxyPass =
|
||
if isAbsolutePath web.http.ip
|
||
then "http://unix:${web.http.ip}"
|
||
else if hasInfix ":" web.http.ip
|
||
then "http://[${web.http.ip}]:${toString web.http.port}"
|
||
else "http://${web.http.ip}:${toString web.http.port}";
|
||
|
||
proxyWebsockets = true;
|
||
recommendedProxySettings = true;
|
||
};
|
||
}];
|
||
};
|
||
};
|
||
|
||
meta.maintainers = with maintainers; [ mvs ];
|
||
meta.doc = ./akkoma.md;
|
||
}
|