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|
{ config, lib, pkgs, inputs, ... }:
let
# this gets rid of the implicit dependency on ghc, reducing closure size
stripLib = drv: pkgs.stdenv.mkDerivation {
name = drv.name + "-without-lib";
src = drv.outPath;
buildPhase = ''
mkdir -p $out
cp -r $src/bin $out
'';
phases = [ "buildPhase" ];
};
tracktrain-config = ''
dbstring: "dbname=tracktrain user=tracktrain"
gtfs: ${pkgs.copyPathToStore ./gtfs.zip}
warp:
port: 4000
login:
enable: false
url: "http://dings"
clientname: not
clientsecret: used
'';
in
{
services.nginx.recommendedProxySettings = true;
services.nginx.virtualHosts."tracktrain.stuebinm.eu" = {
locations."/" = {
proxyPass = "http://192.168.42.41:4000";
proxyWebsockets = true;
};
locations."/api" = {
proxyPass = "http://192.168.42.41:4000";
proxyWebsockets = true;
extraConfig = ''
add_header 'Access-Control-Allow-Origin' '*' always;
'';
};
locations."/metrics/" = {
proxyPass = "http://localhost:2342";
proxyWebsockets = true;
extraConfig = ''
rewrite ^/metrics/(.*) /$1 break;
'';
};
enableACME = true;
forceSSL = true;
};
services.prometheus = {
enable = true;
port = 9001;
scrapeConfigs = [ {
job_name = "tracktrain";
static_configs = [{
targets = [ "192.168.42.41:4000" ];
}];
} ];
};
services.grafana = {
enable = true;
settings.server = {
serve_from_sub_path = true;
domain = "tracktrain.ilztalbahn.eu";
root_url = "%(protocol)s://%(domain)s:/metrics/";
http_port = 2342;
http_addr = "0.0.0.0";
};
provision = {
enable = true;
datasources.settings.datasources = [ {
url = "http://localhost:9001";
type = "prometheus";
name = "prometheus";
} ];
};
};
networking.firewall.allowedTCPPorts = [ 443 ];
containers.tracktrain = {
autoStart = true;
privateNetwork = true;
hostAddress6 = "fd00::42:40";
localAddress6 = "fd00::42:41";
hostAddress = "192.168.42.40";
localAddress = "192.168.42.41";
config = { config, pkgs, ... }: {
systemd.services.tracktrain = {
enable = true;
description = "tracks trains, hopefully";
wantedBy = [ "multi-user.target" ];
after = [ "network.target" ];
serviceConfig.Type = "simple";
path = [ pkgs.wget ];
script = ''
cd /tmp
ln -sf ${pkgs.writeText "config.yaml" tracktrain-config} "config.yaml"
${stripLib (((import inputs.tracktrain {nixpkgs = pkgs;}))
# have to remove version constraints because some aren't in 22.05
.overrideAttrs (old: { patchPhase = ''
sed -i "s/base.*/base/g" *.cabal
sed -i "s/^>=.*//g" *.cabal
sed -i "s/>=.*//g" *.cabal
''; }))
}/bin/tracktrain +RTS -T
'';
startAt = "daily";
};
services.postgresql = {
enable = true;
ensureDatabases = [ "tracktrain" ];
ensureUsers = [ {
name = "tracktrain";
ensurePermissions = {
"DATABASE tracktrain" = "ALL PRIVILEGES";
};
} ];
authentication = ''
local all all trust
host all all 127.0.0.1/32 trust
'';
};
networking.firewall.allowedTCPPorts = [ 4000 ];
system.stateVersion = "22.05";
services.coredns = {
enable = true;
config = ''
.:53 {
forward . 1.1.1.1
}
'';
};
};
};
networking.nat = {
enable = true;
internalInterfaces = [ "ve-tracktrain" ];
externalInterface = "ens3";
};
}
|
