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set up easyroam/eduroam (well, mostly kloenk did it)

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Co-authored-by: kloenk <me@kloenk.dev>
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Schrottkatze 2024-10-04 18:13:21 +02:00
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1
modules/desktop-environment/default.nix
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@ -1,6 +1,7 @@
{...}: { {...}: {
imports = [ imports = [
./audio.nix ./audio.nix
./eduroam.nix
./flatpak.nix ./flatpak.nix
./home ./home
./dm.nix ./dm.nix

56
modules/desktop-environment/eduroam.nix Normal file
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@ -0,0 +1,56 @@
# Thanks @ kloenk (@kloenk@catcatnya.com) for making this for me at MRMCD 2024 :33
{pkgs, ...}: let
caDir = "/var/lib/easyroam";
uuid = "821ad781-76a3-447f-a2e8-c7f18a1df3bc";
in {
systemd.services.easyroam = {
requires = ["NetworkManager.service"];
after = ["NetworkManager.service"];
requiredBy = ["network-online.target"];
path = with pkgs; [networkmanager openssl gnused];
script = ''
set -x
openssl pkcs12 -password pass: -in ${caDir}/my_easyroam_cert.p12 -legacy -nokeys | openssl x509 > ${caDir}/easyroam_client_cert.pem
cn=$(openssl x509 -noout -subject -in ${caDir}/easyroam_client_cert.pem -legacy | sed 's/.*CN = \(.*\), C.*/\1/')
openssl pkcs12 -legacy -password pass: -in ${caDir}/my_easyroam_cert.p12 -nodes -nocerts | openssl rsa -aes256 -passin pass: -passout pass:meow -out ${caDir}/easyroam_client_key.pem
openssl pkcs12 -password pass: -in ${caDir}/my_easyroam_cert.p12 -legacy -cacerts -nokeys > ${caDir}/easyroam_root_ca.pem
nmcli connection modify --temporary uuid ${uuid} 802-1x.identity "$cn"
'';
serviceConfig = {
Type = "oneshot";
};
};
networking.networkmanager.ensureProfiles.profiles.eduroam = {
"802-1x" = {
ca-cert = "${caDir}/easyroam_root_ca.pem";
client-cert = "${caDir}/easyroam_client_cert.pem";
domain-suffix-match = "easyroam.eduroam.de";
eap = "tls;";
identity = "meow";
private-key = "${caDir}/easyroam_client_key.pem";
private-key-password = "meow";
};
connection = {
id = "eduroam";
type = "wifi";
inherit uuid;
};
ipv4 = {
method = "auto";
};
ipv6 = {
addr-gen-mode = "default";
method = "auto";
};
proxy = {};
wifi = {
mode = "infrastructure";
ssid = "eduroam";
};
wifi-security = {
key-mgmt = "wpa-eap";
};
};
}