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Merged
merged 1 commit into from
Apr 22, 2025
Merged

refactor(nix): drop flake-parts dependency #170

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34 changes: 0 additions & 34 deletions flake.lock
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237 changes: 123 additions & 114 deletions flake.nix
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Original file line number Diff line number Diff line change
Expand Up @@ -3,31 +3,35 @@

inputs = {
nixpkgs.url = "nixpkgs/nixpkgs-unstable";
parts.url = "github:hercules-ci/flake-parts";
systems.url = "github:nix-systems/default";
};

outputs = inputs @ { self, parts, ... }: parts.lib.mkFlake { inherit inputs; } {
systems = import inputs.systems;

perSystem = { pkgs, ... }: {
formatter = pkgs.nixpkgs-fmt;

devShells.default = pkgs.mkShell { buildInputs = [ pkgs.go_1_23 ]; };

packages.default =
pkgs.buildGo124Module {
outputs =
{ self
, nixpkgs
, systems
,
}:
let
eachSystem = f: nixpkgs.lib.genAttrs (import systems) (s: f nixpkgs.legacyPackages.${s});
in
{
formatter = eachSystem (pkgs: pkgs.nixpkgs-fmt);

devShells = eachSystem (pkgs: {
default = pkgs.mkShell { buildInputs = [ pkgs.go_1_23 ]; };
});

packages = eachSystem (pkgs: {
default = pkgs.buildGo124Module {
pname = "golink";
version =
if (self ? shortRev)
then self.shortRev
else "dev";
version = if (self ? shortRev) then self.shortRev else "dev";
src = pkgs.nix-gitignore.gitignoreSource [ ] ./.;
ldflags =
let
tsVersion = with builtins; head (match
".*tailscale.com v([0-9]+\.[0-9]+\.[0-9]+-?[a-zA-Z]?).*"
(readFile ./go.mod));
tsVersion =
with builtins;
head (match ".*tailscale.com v([0-9]+\.[0-9]+\.[0-9]+-?[a-zA-Z]?).*" (readFile ./go.mod));
in
[
"-w"
Expand All @@ -37,114 +41,119 @@
];
vendorHash = "sha256-k3BxPRTgoJM0oCixDVA2k44ztdAUZO4IcO2/QB19HvU="; # SHA based on vendoring go.mod
};
};
});

flake.overlays.default = final: prev: {
golink = self.packages.${prev.system}.default;
};
overlays.default = final: prev: {
golink = self.packages.${prev.system}.default;
};

flake.nixosModules.default = { config, lib, pkgs, ... }:
let
cfg = config.services.golink;
inherit (lib)
concatStringsSep
escapeShellArg
mkEnableOption
mkIf
mkOption
optionalString
optionals
types
;
in
{
options.services.golink = {
enable = mkEnableOption "Enable golink";

package = mkOption {
type = types.package;
description = ''
golink package to use
'';
default = pkgs.golink;
};
nixosModules.default =
{ config
, lib
, pkgs
, ...
}:
let
cfg = config.services.golink;
inherit (lib)
concatStringsSep
escapeShellArg
mkEnableOption
mkIf
mkOption
optionalString
optionals
types
;
in
{
options.services.golink = {
enable = mkEnableOption "Enable golink";

package = mkOption {
type = types.package;
description = ''
golink package to use
'';
default = pkgs.golink;
};

dataDir = mkOption {
type = types.path;
default = "/var/lib/golink";
description = "Path to data dir";
};
dataDir = mkOption {
type = types.path;
default = "/var/lib/golink";
description = "Path to data dir";
};

user = mkOption {
type = types.str;
default = "golink";
description = "User account under which golink runs.";
};
user = mkOption {
type = types.str;
default = "golink";
description = "User account under which golink runs.";
};

group = mkOption {
type = types.str;
default = "golink";
description = "Group account under which golink runs.";
};
group = mkOption {
type = types.str;
default = "golink";
description = "Group account under which golink runs.";
};

databaseFile = mkOption {
type = types.path;
default = "/var/lib/golink/golink.db";
description = "Path to SQLite database";
};
databaseFile = mkOption {
type = types.path;
default = "/var/lib/golink/golink.db";
description = "Path to SQLite database";
};

tailscaleAuthKeyFile = mkOption {
type = types.nullOr types.path;
default = null;
description = ''
Path to the file containing the Tailscale Auth Key.
If null, manual authorization with the tailnet is required.
Check `journalctl -eu golink` for the login link.
'';
};
tailscaleAuthKeyFile = mkOption {
type = types.nullOr types.path;
default = null;
description = ''
Path to the file containing the Tailscale Auth Key.
If null, manual authorization with the tailnet is required.
Check `journalctl -eu golink` for the login link.
'';
};

verbose = mkOption {
type = types.bool;
default = false;
verbose = mkOption {
type = types.bool;
default = false;
};
};
};

config = mkIf cfg.enable {
nixpkgs.overlays = [ self.overlays.default ];

users.groups."${cfg.group}" = { };
users.users."${cfg.user}" = {
home = cfg.dataDir;
createHome = true;
group = "${cfg.group}";
isSystemUser = true;
isNormalUser = false;
description = "user for golink service";
};
config = mkIf cfg.enable {
nixpkgs.overlays = [ self.overlays.default ];

users.groups."${cfg.group}" = { };
users.users."${cfg.user}" = {
home = cfg.dataDir;
createHome = true;
group = "${cfg.group}";
isSystemUser = true;
isNormalUser = false;
description = "user for golink service";
};

systemd.services.golink = {
enable = true;
script =
let
args = [ "--sqlitedb ${cfg.databaseFile}" ] ++ optionals cfg.verbose [ "--verbose" ];
in
''
${optionalString (cfg.tailscaleAuthKeyFile != null) ''
export TS_AUTHKEY="$(head -n1 ${escapeShellArg cfg.tailscaleAuthKeyFile})"
''}

${cfg.package}/bin/golink ${concatStringsSep " " args}
'';
wantedBy = [ "multi-user.target" ];
serviceConfig = {
User = cfg.user;
Group = cfg.group;
Restart = "always";
RestartSec = "15";
WorkingDirectory = "${cfg.dataDir}";
systemd.services.golink = {
enable = true;
script =
let
args = [ "--sqlitedb ${cfg.databaseFile}" ] ++ optionals cfg.verbose [ "--verbose" ];
in
''
${optionalString (cfg.tailscaleAuthKeyFile != null) ''
export TS_AUTHKEY="$(head -n1 ${escapeShellArg cfg.tailscaleAuthKeyFile})"
''}

${cfg.package}/bin/golink ${concatStringsSep " " args}
'';
wantedBy = [ "multi-user.target" ];
serviceConfig = {
User = cfg.user;
Group = cfg.group;
Restart = "always";
RestartSec = "15";
WorkingDirectory = "${cfg.dataDir}";
};
};
};
};
};
};
};
}
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