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test: setting up nas structure

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Nick 2025-12-08 03:32:04 -06:00
parent 312c52d613
commit e341e5878f
19 changed files with 1106 additions and 196 deletions
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162
modules/nixos/nas/guests/minecraft/config/default.nix Normal file
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@ -0,0 +1,162 @@
{
flake,
...
}:
let
inherit (flake.config.people) user0;
serviceCfg = {
name = "minecraft";
};
in
{
minecraftVM =
{
user,
ip,
mac,
userMac,
ssh,
port,
mnt,
config,
whitelist,
worldNumber,
}:
{
microvm.vms = {
"${serviceCfg.name}-${user}" = {
autostart = true;
restartIfChanged = true;
config = {
system.stateVersion = "24.05";
time.timeZone = "America/Winnipeg";
users.users.root.openssh.authorizedKeys.keys = flake.config.people.users.${user0}.sshKeys;
services = {
minecraft-server = {
enable = true;
eula = true;
openFirewall = true;
declarative = true;
serverProperties = {
"rcon.password" = "/etc/${serviceCfg.name}-secrets/world${worldNumber}";
server-port = port;
}
// config;
whitelist = whitelist;
};
openssh = {
enable = true;
settings = {
PasswordAuthentication = false;
PermitRootLogin = "prohibit-password";
};
};
};
networking.firewall.allowedTCPPorts = [
22
port
];
systemd = {
services = {
"${serviceCfg.name}-copy-secrets" = {
description = "Copy secrets from virtiofs to local filesystem";
before = [ "minecraft-server.service" ];
requiredBy = [ "minecraft-server.service" ];
serviceConfig = {
Type = "oneshot";
RemainAfterExit = true;
};
script = ''
mkdir -p /etc/${serviceCfg.name}-secrets
cp /run/secrets/${user}-world${worldNumber} /etc/${serviceCfg.name}-secrets/${user}-world${worldNumber}
chmod 755 /etc/${serviceCfg.name}-secrets
chmod 644 /etc/${serviceCfg.name}-secrets/*
'';
};
systemd-networkd.wantedBy = [ "multi-user.target" ];
};
network = {
enable = true;
networks."20-lan" = {
matchConfig.Name = "enp0s5";
addresses = [
{ Address = "${ip}/24"; }
];
routes = [
{
Destination = "0.0.0.0/0";
Gateway = "192.168.50.1";
}
];
dns = [
"1.1.1.1"
"8.8.8.8"
];
};
};
tmpfiles.rules = [
"d /var/lib/${serviceCfg.name} 0755 ${serviceCfg.name} ${serviceCfg.name} -"
];
};
microvm = {
vcpu = 4;
mem = 1024 * 4;
hypervisor = "qemu";
interfaces = [
{
type = "tap";
id = "vm-mc${worldNumber}-${user}";
mac = mac;
}
{
type = "user";
id = "vmuser-craft";
mac = userMac;
}
];
forwardPorts = [
{
from = "host";
host.port = ssh;
guest.port = 22;
}
];
shares = [
{
mountPoint = "/nix/.ro-store";
proto = "virtiofs";
source = "/nix/store";
tag = "read_only_nix_store";
}
{
mountPoint = "/var/lib/${serviceCfg.name}";
proto = "virtiofs";
source = "${mnt}/${serviceCfg.name}/world${worldNumber}";
tag = "${serviceCfg.name}_${user}_data";
}
{
mountPoint = "/run/secrets";
proto = "virtiofs";
source = "/run/secrets/${serviceCfg.name}";
tag = "host_secrets";
}
];
};
};
};
};
networking.firewall.allowedTCPPorts = [ port ];
systemd.tmpfiles.rules = [
"d ${mnt}/${serviceCfg.name} 0751 microvm wheel - -"
];
sops.secrets = {
"${serviceCfg.name}/${user}-world${worldNumber}" = {
owner = "root";
mode = "0600";
};
};
};
}