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{
povSelf,
hostConfig,
config,
lib,
dnsNix,
...
}:
let
inherit (lib) types;
cfg = lib.getAttrFromPath povSelf config;
in
{
options = {
enable = {
type = types.bool;
default = false;
};
domain = {
type = types.str;
default = "zaphyra.eu";
};
};
config = lib.mkIf cfg.enable {
dns.zones."${cfg.domain}".subdomains = {
"ip" = (dnsNix.combinators.host hostConfig.networking.ip4Address hostConfig.networking.ip6Address);
"ip4".A = [ hostConfig.networking.ip4Address ];
"ip6".AAAA = [ hostConfig.networking.ip6Address ];
};
services.nginx.virtualHosts."ip.${cfg.domain}" = {
useACMEHost = "${config.networking.fqdn}";
forceSSL = true;
kTLS = true;
locations."/" = {
extraConfig = "types { } default_type 'text/html; charset=utf-8';";
return = ''
200 '
<!DOCTYPE html>
<html>
<head>
<title>ip.${cfg.domain}</title>
</head>
<body>
<h1>ip.${cfg.domain}</h1>
<ul>
<li><span style="user-select: none;"><b>IPv6:</b> </span><span id="ip6">Loading...</span></li>
<li><span style="user-select: none;"><b>IPv4:</b> </span><span id="ip4">Loading...</span></li>
</ul>
<p>Use bash and curl: <code>curl ip{4,6}.${cfg.domain}</code></p>
<p><small>Because any other "Whats my IP?"-tool sucks. <a href="https://git.clerie.de/clerie/ip.clerie.de">Host yourself :3</a></small></p>
<script>
window.addEventListener("DOMContentLoaded", (event) => {
[ "ip6", "ip4" ].forEach(async (ipVersion) => {
try {
const url = "https://" + ipVersion + ".${cfg.domain}/";
const response = await fetch(url + ((/\?/).test(url) ? "&" : "?") + (new Date()).getTime());
if(response.status != 200) {
document.getElementById(ipVersion).innerText = "Error!";
} else {
document.getElementById(ipVersion).innerText = await response.text();
}
} catch {
document.getElementById(ipVersion).innerText = "Error!";
}
});
});
</script>
</body>
</html>'
'';
};
};
services.nginx.virtualHosts."ip4.${cfg.domain}" = {
useACMEHost = "${config.networking.fqdn}";
forceSSL = true;
kTLS = true;
locations."/" = {
return = "200 '$remote_addr\n'";
extraConfig = ''
types { } default_type "text/plain; charset=utf-8";
add_header Access-Control-Allow-Origin *;
'';
};
};
services.nginx.virtualHosts."ip6.${cfg.domain}" = {
useACMEHost = "${config.networking.fqdn}";
forceSSL = true;
kTLS = true;
locations."/" = {
return = "200 '$remote_addr\n'";
extraConfig = ''
types { } default_type "text/plain; charset=utf-8";
add_header Access-Control-Allow-Origin *;
'';
};
};
};
}