.

app/routes.py

@@ -1,13 +1,29 @@
+import subprocess
+from pprint import pformat
+
 from flask import flash, redirect, render_template, url_for
 from flask_login import current_user, login_required, login_user, logout_user
 
 from app import app
 from app.forms import LoginForm, WPAForm
-from app.models import User, Network, Networks
+from app.models import Network, Networks, User
+from config import debug
 
 CMD_SCAN = "sudo nmcli -t -f SSID,SIGNAL,IN-USE,SECURITY -e yes -m tab device wifi list ifname wlxf81a6719febb --rescan yes"
 CMD_JOIN = 'sudo nmcli device wifi connect "*SSID*" ifname wlxf81a6719febb'
 CMD_JOINPW = 'sudo nmcli device wifi connect "*SSID*" ifname wlxf81a6719febb password "*PASSWORD*"'
+# Error: Connection activation failed: (7) Secrets were required, but not provided.
+# Device 'wlxf81a6719febb' successfully activated with '11111-1111-11111-111111-11111111'
+
+
+def scan_networks():
+    scan = []
+    output = subprocess.run(CMD_SCAN.split(" "), stdout=subprocess.PIPE).stdout.decode("utf-8")
+    for line in output.splitlines():
+        t = line.split(":")
+        if t[0] != "":
+            scan.append(line)
+    return scan
 
 
 @app.route("/")
@@ -16,6 +32,9 @@ CMD_JOINPW = 'sudo nmcli device wifi connect "*SSID*" ifname wlxf81a6719febb pas
 def index():
     results = []
     scan = ["rpi:100: :WPA2", "Home:94:*:WPA2", "HOME2:48: :WPA2", "BT:23: :"]
+    if not debug:
+        scan = scan_networks()
+
     for network in scan:
         item = Network(
             network.split(":")[0],
@@ -58,7 +77,12 @@ def wpa(ssid):
     if form.validate_on_submit():
         cmd = CMD_JOINPW.replace("*SSID*", ssid)
         cmd = cmd.replace("*PASSWORD*", form.password.data)
-        return cmd
+
+        output = subprocess.run(cmd.split(" "), stdout=subprocess.PIPE).stdout.decode("utf-8")
+        if output.find("Error") == "-1":
+            return "Successfully connected to {}".format(ssid)
+
+        return "Failed to connect to {} {} {}".format(ssid, pformat(cmd.split(" ")), cmd)
 
     return render_template("wpa.html", title="WPA Password", form=form)