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nixos: adding jormungandr service

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This commit is contained in:
Marek Mahut 2019-08-21 19:53:51 +02:00
parent d1bfaf54af
commit ddc0521ebf
2 changed files with 98 additions and 0 deletions
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1
nixos/modules/module-list.nix
View file

@ -608,6 +608,7 @@
./services/networking/iodine.nix
./services/networking/iperf3.nix
./services/networking/ircd-hybrid/default.nix
./services/networking/jormungandr.nix
./services/networking/iwd.nix
./services/networking/keepalived/default.nix
./services/networking/keybase.nix

97
nixos/modules/services/networking/jormungandr.nix Normal file
View file

@ -0,0 +1,97 @@
{ config, lib, pkgs, ... }:
let
cfg = config.services.jormungandr;
inherit (lib) mkEnableOption mkIf mkOption;
inherit (lib) optionalString types;
dataDir = "/var/lib/jormungandr";
# Default settings so far, as the service matures we will
# move these out as separate settings
configSettings = {
storage = dataDir;
p2p = {
public_address = "/ip4/127.0.0.1/tcp/8606";
messages = "high";
blocks = "high";
};
rest = {
listen = "127.0.0.1:8607";
};
};
configFile = if cfg.configFile == null then
pkgs.writeText "jormungandr.yaml" (builtins.toJSON configSettings)
else cfg.configFile;
in {
options = {
services.jormungandr = {
enable = mkEnableOption "jormungandr service";
configFile = mkOption {
type = types.nullOr types.path;
default = null;
example = "/var/lib/jormungandr/node.yaml";
description = ''
The path of the jormungandr blockchain configuration file in YAML format.
If no file is specified, a file is generated using the other options.
'';
};
secretFile = mkOption {
type = types.nullOr types.path;
default = null;
example = "/etc/secret/jormungandr.yaml";
description = ''
The path of the jormungandr blockchain secret node configuration file in
YAML format. Do not store this in nix store!
'';
};
genesisBlockHash = mkOption {
type = types.nullOr types.string;
default = null;
example = "d70495af81ae8600aca3e642b2427327cb6001ec4d7a0037e96a00dabed163f9";
description = ''
Set the genesis block hash (the hash of the block0) so we can retrieve
the genesis block (and the blockchain configuration) from the existing
storage or from the network.
'';
};
genesisBlockFile = mkOption {
type = types.nullOr types.path;
default = null;
example = "/var/lib/jormungandr/block-0.bin";
description = ''
The path of the genesis block file if we are hosting it locally.
'';
};
};
};
config = mkIf cfg.enable {
systemd.services.jormungandr = {
description = "jormungandr server";
wantedBy = [ "multi-user.target" ];
after = [ "network-online.target" ];
serviceConfig = {
DynamicUser = true;
StateDirectory = baseNameOf dataDir;
ExecStart = ''
${pkgs.jormungandr}/bin/jormungandr --config ${configFile} \
${optionalString (cfg.secretFile != null) " --secret ${cfg.secretFile}"} \
${optionalString (cfg.genesisBlockHash != null) " --genesis-block-hash ${cfg.genesisBlockHash}"} \
${optionalString (cfg.genesisBlockFile != null) " --genesis-block ${cfg.genesisBlockFile}"}
'';
};
};
};
}