wifi: Fix installation

os/wireless/default.nix

@@ -21,9 +21,38 @@ in
         temp="$(mktemp --directory --suffix="-install-wifi")"
         cd "$temp"
 
+        bus_get() {
+            sudo busctl -j get-property "fi.w1.wpa_supplicant1" "$@"
+        }
+
+        network_config() {
+            bus_get "$1" "fi.w1.wpa_supplicant1.Network" Properties | jq '.data | keys[] as $k | "\($k)=\(.[$k] | .data)"' -r | sort
+        }
+
+        # Temporarily create a new network to get defaults
+        default_id="$(wpa_cli add_network | tail -n1)"
+        network_config "/fi/w1/wpa_supplicant1/Interfaces/0/Networks/$default_id" > default.conf
+        wpa_cli remove_network "$default_id"
+
+        networks_config() {
+            # List all interfaces
+            bus_get "/fi/w1/wpa_supplicant1" "fi.w1.wpa_supplicant1" Interfaces | jq '.data[]' -r | while read -r interface
+            do
+                # List all networks
+                bus_get "$interface" "fi.w1.wpa_supplicant1.Interface" Networks | jq '.data[]' -r | while read -r network
+                do
+                    # Show configuration
+                    echo "[$network]"
+                    network_config "$network" > current.conf
+                    comm -23 current.conf default.conf
+                    rm current.conf
+                    echo
+                done
+            done
+        }
+
         # Save config for diffing later
-        wpa_cli save_config > /dev/null
-        cat <(sudo cat /run/wpa_supplicant/wpa_supplicant.conf) > old.conf
+        networks_config > old.conf
 
         # Export Wi-Fi config from pass
         ${importScript}
@@ -38,11 +67,10 @@ in
         sudo ${applyScript}
 
         # Diff the config
-        wpa_cli save_config > /dev/null
-        cat <(sudo cat /run/wpa_supplicant/wpa_supplicant.conf) > new.conf
+        networks_config > new.conf
         diff --color=auto -U 5 old.conf new.conf
 
-        rm old.conf new.conf
+        rm default.conf old.conf new.conf
         cd /
         rmdir "$temp"
       '';
@@ -58,17 +86,6 @@ in
       extraConfig = ''
         country=NL
       '';
-      # Public wireless networks
-      networks = lib.genAttrs [
-        "CDWiFi"
-        "EurostarTrainsWiFi"
-        "_SNCF gare-gratuit"
-        "_SNCF_WIFI_INOUI"
-        "Wifi in de trein"
-        "WiFi in de trein"
-        "_WIFI_LYRIA"
-        "WIFIonICE"
-      ] (ssid: { });
       userControlled.enable = true; # Allow some control with wpa_cli
     };
   };

os/wireless/import.py

@@ -59,7 +59,7 @@ for path in list_networks():
         if any("EAP" in m.split("-") for m in data["key_mgmt"]):
             data["password"] = password
 
-    if "ssid" in data:
+    if "ssid" not in data:
         msg = f"{path}: Missing SSID"
         raise KeyError(msg)
     data.setdefault("disabled", 0)