nix-bitcoin/modules/nanopos.nix

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{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.nanopos;
inherit (config) nix-bitcoin-services;
defaultItemsFile = pkgs.writeText "items.yaml" ''
tea:
price: 0.02 # denominated in the currency specified by --currency
title: Green Tea # title is optional, defaults to the key
coffee:
price: 1
bamba:
price: 3
beer:
price: 7
hat:
price: 15
tshirt:
price: 25
'';
in {
options.services.nanopos = {
enable = mkOption {
type = types.bool;
default = false;
description = ''
If enabled, the nanopos service will be installed.
'';
};
port = mkOption {
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type = types.port;
default = 9116;
description = ''
"The port on which to listen for connections.";
'';
};
itemsFile = mkOption {
type = types.path;
default = defaultItemsFile;
description = ''
"The items file (see nanopos README).";
'';
};
charged-url = mkOption {
type = types.str;
default = "http://localhost:9112";
description = ''
"The lightning charge server url.";
'';
};
host = mkOption {
type = types.str;
default = "127.0.0.1";
description = ''
"http server listen address.";
'';
};
extraArgs = mkOption {
type = types.separatedString " ";
default = "";
description = "Extra command line arguments passed to nanopos.";
};
enforceTor = nix-bitcoin-services.enforceTor;
};
config = mkIf cfg.enable {
warnings = [''
The nanopos module is deprecated and will be removed soon. You can use the
btcpayserver module instead.
''];
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services.lightning-charge.enable = true;
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environment.systemPackages = [ pkgs.nix-bitcoin.nanopos ];
services.nginx = {
enable = true;
virtualHosts."_" = {
root = "/var/www";
extraConfig = ''
location /store/ {
proxy_pass http://${toString cfg.host}:${toString cfg.port};
rewrite /store/(.*) /$1 break;
}
'';
};
};
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systemd.services.nanopos = {
description = "Run nanopos";
wantedBy = [ "multi-user.target" ];
requires = [ "lightning-charge.service" ];
after = [ "lightning-charge.service" ];
serviceConfig = nix-bitcoin-services.defaultHardening // {
EnvironmentFile = "${config.nix-bitcoin.secretsDir}/nanopos-env";
ExecStart = "${pkgs.nix-bitcoin.nanopos}/bin/nanopos -y ${cfg.itemsFile} -i ${toString cfg.host} -p ${toString cfg.port} -c ${toString cfg.charged-url} --show-bolt11 ${cfg.extraArgs}";
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User = "nanopos";
Restart = "on-failure";
RestartSec = "10s";
} // (if cfg.enforceTor
then nix-bitcoin-services.allowTor
else nix-bitcoin-services.allowAnyIP)
// nix-bitcoin-services.nodejs;
};
users.users.nanopos = {
description = "nanopos User";
group = "nanopos";
};
users.groups.nanopos = {};
nix-bitcoin.secrets.nanopos-env.user = "nanopos";
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};
}