79 lines
2.3 KiB
Nix
79 lines
2.3 KiB
Nix
{ pkgs, lib, config, ... }:
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let
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importScript = pkgs.writers.writePython3 "install-wifi-import"
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{
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libraries = [ pkgs.python3Packages.pyaml ];
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}
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(builtins.readFile ./import.py);
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applyScript = pkgs.writers.writePython3 "install-wifi-apply" { } (builtins.readFile ./apply.py);
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in
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{
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environment.systemPackages = [
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(pkgs.writeShellApplication {
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name = "install-wifi";
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runtimeInputs = with pkgs; [ wpa_supplicant diffutils ];
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text = ''
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temp="$(mktemp --directory --suffix="-install-wifi")"
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cd "$temp"
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# Save config for diffing later
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wpa_cli save_config > /dev/null
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cat <(sudo cat /run/wpa_supplicant/wpa_supplicant.conf) > old.conf
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# Export Wi-Fi config from pass
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${importScript}
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# Save on persistent storage for boot
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sudo chown root:root wireless_networks.json
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sudo chmod "u=r" wireless_networks.json
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sudo mkdir -p /etc/keys
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sudo mv -f wireless_networks.json /etc/keys
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# Apply configuration
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sudo ${applyScript}
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# Diff the config
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wpa_cli save_config > /dev/null
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cat <(sudo cat /run/wpa_supplicant/wpa_supplicant.conf) > new.conf
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diff --color=auto -U 5 old.conf new.conf
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rm old.conf new.conf
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cd /
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rmdir "$temp"
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'';
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# This relies on pass password store with wifi/${name} entries,
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# containing wpa_supplicant networks loosely converted to YAML
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# (see import.py script)
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})
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];
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# wireless support via wpa_supplicant
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networking.wireless = {
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enable = true;
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extraConfig = ''
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country=NL
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'';
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# Public wireless networks
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networks = lib.genAttrs [
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"EurostarTrainsWiFi"
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"_SNCF gare-gratuit"
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"_SNCF_WIFI_INOUI"
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"Wifi in de trein"
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"WiFi in de trein"
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"_WIFI_LYRIA"
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"WIFIonICE"
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]
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(ssid: { });
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userControlled.enable = true; # Allow some control with wpa_cli
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};
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services.chrony.serverOption = "offline";
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systemd.services.wifi_apply = {
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after = [ "wpa_supplicant.service" ];
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wantedBy = [ "wpa_supplicant.service" ];
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path = with pkgs; [ wpa_supplicant ];
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script = ''
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for i in {1..50}; do wpa_cli status &> /dev/null && break; sleep 0.1; done
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${applyScript}
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'';
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};
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}
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