systant/systant-old.nix
ryan 9d8ad1890b Fix Elixir release configuration
- Add explicit cookie to release config to fix missing COOKIE file
- Add config/runtime.exs for environment-based configuration
- Release now supports runtime environment variables
- Binary starts successfully without COOKIE errors

Environment variables supported:
- SYSTANT_MQTT_HOST, SYSTANT_MQTT_PORT
- SYSTANT_MQTT_USERNAME, SYSTANT_MQTT_PASSWORD
- SYSTANT_STATS_TOPIC, SYSTANT_COMMAND_TOPIC
- SYSTANT_PUBLISH_INTERVAL

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>
2025-08-02 17:48:24 -07:00

73 lines
1.6 KiB
Nix

{ lib
, stdenv
, fetchgit
, elixir
, erlang
, rebar3
, git
, cacert
, glibcLocales
}:
stdenv.mkDerivation rec {
pname = "systant";
version = "0.1.0";
src = fetchgit {
url = "https://git.ryanpandya.com/ryan/systant.git";
rev = "92fc90e3b470dd2d11ba3a84745e33195e8e9db3";
sha256 = lib.fakeSha256; # Replace with actual hash after first build attempt
};
nativeBuildInputs = [
elixir
erlang
rebar3
git
cacert
glibcLocales
];
buildPhase = ''
runHook preBuild
# Set up environment for Mix/Hex
export MIX_ENV=prod
export MIX_HOME=$TMPDIR/mix
export HEX_HOME=$TMPDIR/hex
export REBAR_CACHE_DIR=$TMPDIR/rebar3
# SSL and locale configuration
export SSL_CERT_FILE=${cacert}/etc/ssl/certs/ca-bundle.crt
export LOCALE_ARCHIVE=${glibcLocales}/lib/locale/locale-archive
export LC_ALL=en_US.UTF-8
export ELIXIR_ERL_OPTIONS="+fnu"
# Install hex and rebar locally
mix local.hex --force
mix local.rebar --force
# Get dependencies and build release
mix deps.get --only=prod
mix release
runHook postBuild
'';
installPhase = ''
runHook preInstall
mkdir -p $out
cp -r _build/prod/rel/systant/* $out/
runHook postInstall
'';
meta = with lib; {
description = "Systant - System stats MQTT daemon for monitoring system metrics";
homepage = "https://git.ryanpandya.com/ryan/systant";
license = licenses.mit; # Update if different
maintainers = [ ]; # Add your maintainer info if desired
platforms = platforms.linux;
};
}