sorta working grasp server setup

requires some gross user specific config instead of dynmaic user, but
that's ultimately what I want and i don't know how to do optional stuff
in Nix yet
This commit is contained in:
Anish Lakhwara 2022-05-14 22:15:14 +10:00
parent 420fa36d15
commit 0bc4e7d74e
2 changed files with 198 additions and 0 deletions

59
grasp/flake.lock Normal file
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{
"nodes": {
"flake-utils": {
"locked": {
"lastModified": 1652372896,
"narHash": "sha256-lURGussfF3mGrFPQT3zgW7+RC0pBhbHzco0C7I+ilow=",
"owner": "numtide",
"repo": "flake-utils",
"rev": "0d347c56f6f41de822a4f4c7ff5072f3382db121",
"type": "github"
},
"original": {
"owner": "numtide",
"repo": "flake-utils",
"type": "github"
}
},
"grasp": {
"flake": false,
"locked": {
"lastModified": 1586706168,
"narHash": "sha256-xLkxE24xtTghQpAfAqAsOvsGpz0coACXjNT8bHZhcxM=",
"owner": "karlicoss",
"repo": "grasp",
"rev": "4bc8f011227d1baa18b4e98543561534065490d8",
"type": "github"
},
"original": {
"owner": "karlicoss",
"repo": "grasp",
"type": "github"
}
},
"nixpkgs": {
"locked": {
"lastModified": 1652513317,
"narHash": "sha256-2cYDMHAVo/q1pUZ2m5SH0UdT1ydZ4RKWcmof9VvltzI=",
"owner": "nixos",
"repo": "nixpkgs",
"rev": "4f1c9b02c48f888b09317e32c29bffeb9ad2c925",
"type": "github"
},
"original": {
"owner": "nixos",
"repo": "nixpkgs",
"type": "github"
}
},
"root": {
"inputs": {
"flake-utils": "flake-utils",
"grasp": "grasp",
"nixpkgs": "nixpkgs"
}
}
},
"root": "root",
"version": 7
}

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grasp/flake.nix Normal file
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{
description = "Reproducible Environment for Grasp server";
inputs = {
nixpkgs.url = "github:nixos/nixpkgs";
flake-utils.url = "github:numtide/flake-utils";
grasp.url = "github:karlicoss/grasp";
grasp.flake = false;
};
outputs = { self, nixpkgs, flake-utils, grasp }:
flake-utils.lib.eachDefaultSystem
(system:
let
pkgs = nixpkgs.legacyPackages.${system};
grasp-pkg = pkgs.stdenv.mkDerivation rec {
pname = "Grasp";
version = "v0.6.6";
src = grasp;
meta = with pkgs.lib; {
description = "";
homepage = "https://github.com/karlicoss/grasp";
# license = with licenses; [ mit ];
maintainers = with maintainers; [ chickensoupwithrice ];
};
installPhase = ''
mkdir -p $out/bin
cp -r server/* $out/bin/
'';
};
python-with-my-packages = pkgs.python39.withPackages (p: with p; [
pytz # even though it's not needed by the core, it's so common anyway...
appdirs # very common, and makes it portable
more-itertools # it's just too useful and very common anyway
decorator # less pain in writing correct decorators. very mature and stable, so worth keeping in core
click
setuptools-scm
pytest
geopy
mypy
]);
in
{
devShell = pkgs.mkShell {
buildInputs = [
python-with-my-packages
grasp-pkg
];
shellHook = ''
PYTHONPATH=${python-with-my-packages}/${python-with-my-packages.sitePackages}
# maybe set more env-vars
'';
};
defaultPackage = grasp-pkg;
}) // {
nixosModule = { options, lib, config, pkgs, ... }:
let
graspConfig = config.services."grasp";
options = {
enable = lib.mkEnableOption "Grasp service";
path = lib.mkOption rec {
type = lib.types.path;
default = "/var/lib/grasp/";
example = "/var/lib/grasp";
description = "Where to run Grasp from";
};
port = lib.mkOption rec {
type = lib.types.str;
default = "12212";
example = "12212";
description = "Port to run the server on";
};
user = lib.mkOption rec {
type = lib.types.str;
default = "";
example = "nixos";
description = "User to run the service as";
};
#template = mkOption rec {
# type = types.str;
# default = "12212";
# example = "12212";
# description = "Template to use";
#};
};
in
{
options.services."grasp" = options;
config = lib.mkIf graspConfig.enable {
systemd.services."grasp-server" = {
description = ''
A grasp server module
'';
wantedBy = [ "multi-user.target" ];
after = [ "network.target" ];
serviceConfig = {
#DynamicUser = true; # Probably should default to this if no user supplied
User = "${graspConfig.user}";
ExecStart = ''
${self.defaultPackage.${pkgs.system}}/bin/grasp_server.py --path ${graspConfig.path} --port ${graspConfig.port}
'';
RuntimeDirectory = "${graspConfig.path}";
RuntimeDirectoryMode = "0755";
StateDirectory = "${graspConfig.path}";
StateDirectoryMode = "0700";
};
path = with pkgs; [ nix python3 ] ++ [ self.defaultPackage.${pkgs.system} ];
};
# Allow nginx through the firewall
networking.firewall.allowedTCPPorts = [ 12212 ];
};
};
# Test container
nixosConfigurations."test" = nixpkgs.lib.nixosSystem {
system = "x86_64-linux";
modules = [
self.nixosModule
({ pkgs, ... }: {
# Only allow this to boot as a container
boot.isContainer = true;
networking.hostName = "grasp";
services."grasp".enable = true;
services."grasp".user = "anish";
services."grasp".path = "/home/anish/grasp/capture.org";
# I think I actually created the above folder as well in the container
# I figured dynamic user with their own text file seems less useful
# I didn't know how to default to a
users.users.anish = {
isNormalUser = true;
password = "password";
};
})
];
};
};
}