active directory authentication, full mfa implementation, vpn generation

_forms.py

@@ -0,0 +1,8 @@
+import wtforms
+from ad import updatePassword
+
+class ChangePasswordForm(wtforms.Form):
+    # oldpw = wtforms.PasswordField('OldPassword', validators=[wtforms.validators.DataRequired()])
+    newpw = wtforms.PasswordField('NewPassword', validators=[wtforms.validators.DataRequired(), wtforms.validators.EqualTo('conpw', message='Passwords must match')])
+    conpw = wtforms.PasswordField('ConPassword')
+    submit = wtforms.SubmitField('Submit')

accounts.py

@@ -1,12 +1,17 @@
 from flask import Flask, url_for
 from flask_ldap3_login import LDAP3LoginManager
-from flask_login import LoginManager, login_user, UserMixin, current_user
-from flask import render_template_string, redirect, render_template
+from flask_login import LoginManager, login_user, UserMixin, current_user, logout_user
+from flask import render_template_string, redirect, render_template, request, send_file
 from flask_ldap3_login.forms import LDAPLoginForm
-from mfa import generateOTP, generateSecret
+from mfa import generateOTP, generateSecret, generateProvisioningUri
 # from ad import updateMfaSecret
 from db import setupMfaSecret, updateMfaSecret, getMfaSecret, removeMfa
 import yamlcon
+from wtforms import StringField
+from wtforms.validators import DataRequired
+import _forms
+from ad import updatePassword
+from vpn import genVPN, getVPN
 
 app = Flask(__name__)
 app.config['SECRET_KEY'] = 'secret'
@@ -64,7 +69,9 @@ class User(UserMixin):
 
     def get_id(self):
         return self.dn
-
+    
+class LDAPLoginForm0(LDAPLoginForm):
+    mfacode = StringField('MFA')
 
 # Declare a User Loader for Flask-Login.
 # Simply returns the User if it exists in our 'database', otherwise
@@ -93,6 +100,11 @@ def home():
     # Redirect users who are not logged in.
     if not current_user or current_user.is_anonymous:
         return redirect(url_for('login'))
+    
+    if getMfaSecret(user=current_user.data['sAMAccountName']):
+        mfaStatus = "MFA is active"
+    else:
+        mfaStatus = "MFA is not active"
 
     # User is logged in, so show them a page with their cn and dn.
     # template = """
@@ -101,12 +113,13 @@ def home():
     # <h2> Email: {{ current_user.data.mail }}</h2>
     # <h2>{{ current_user.dn }}</h2> 
     # """
-    print(current_user)
-    print(current_user.data)
-    print(current_user.data['objectSid'])
+    # print(current_user)
+    # print(current_user.data)
+    # print(current_user.data['objectSid'])
 
     # return render_template_string(template)
-    return render_template('home.html', current_user=current_user, mfaurl=url_for('two_factor'))
+    return render_template('home.html', current_user=current_user, mfaurl=url_for('two_factor'), \
+                           mfastatus=mfaStatus, logouturl=url_for('logout'), changepwurl=url_for('changepw'), vpnurl=url_for('vpn'))
 
 @app.route('/2fa')
 def two_factor():
@@ -121,10 +134,11 @@ def two_factor():
         setupMfaSecret(user=current_user.data['sAMAccountName'], secret=generateSecret())
         # currSecret = current_user.data['mfaSecret']
         currSecret = getMfaSecret(user=current_user.data['sAMAccountName'])
+        uri = generateProvisioningUri(currSecret=currSecret, cu=current_user.data['sAMAccountName'])
         code = ''
     
     print(currSecret)
-    return render_template('2fa.html', currSecret=currSecret, code=code, homeurl=url_for('home'), delurl=url_for('delTwoFactor'))
+    return render_template('2fa.html', currSecret=currSecret, uri=uri, code=code, homeurl=url_for('home'), delurl=url_for('delTwoFactor'))
 
 @app.route('/del2fa')
 def delTwoFactor():
@@ -152,6 +166,7 @@ def login():
     <form method="POST">
         <label>Username{{ form.username() }}</label>
         <label>Password{{ form.password() }}</label>
+        <label>MFA Code{{ form.mfacode() }}</label>
         {{ form.submit() }}
         {{ form.hidden_tag() }}
     </form>
@@ -159,16 +174,56 @@ def login():
 
     # Instantiate a LDAPLoginForm which has a validator to check if the user
     # exists in LDAP.
-    form = LDAPLoginForm()
+    form = LDAPLoginForm0()
 
     if form.validate_on_submit():
         # Successfully logged in, We can now access the saved user object
         # via form.user.
-        login_user(form.user)  # Tell flask-login to log them in.
-        return redirect('/')  # Send them home
-
+        login_user(form.user) # Tell flask-login to log them in.
+        if getMfaSecret(user=current_user.data['sAMAccountName']):
+            if form.mfacode.data == generateOTP(getMfaSecret(user=current_user.data['sAMAccountName'])):
+                return redirect('/')  # Send them home
+            else:
+                logout_user()
+                form.mfacode.errors.append("Invalid MFA Code")
+                return redirect('/')
+        elif not getMfaSecret(user=current_user.data['sAMAccountName']):
+            login_user(form.user) # Tell flask-login to log them in.
+            return redirect('/')
     return render_template_string(template, form=form)
 
+@app.route('/changepw', methods=['GET', 'POST'])
+def changepw():
+    if not current_user or current_user.is_anonymous:
+        return redirect(url_for('login'))
+    
+    form = _forms.ChangePasswordForm(request.form)
+    if request.method == 'POST' and form.validate():
+        new_password = form.newpw.data
+        if updatePassword(cu=current_user.data['sAMAccountName'], newpw=new_password, adinfo=adinfo):
+            print('Password changed successfully!')
+            # flash('Password changed successfully!', 'success')
+            return redirect(url_for('home'))
+        else:
+            print('Failed to change password. Please try again.')
+            # flash('Failed to change password. Please try again.', 'danger')
+    return render_template('changepw.html', form=form)
+
+@app.route('/vpn', methods=['GET', 'POST'])
+def vpn():
+    if not current_user or current_user.is_anonymous:
+        return redirect(url_for('login'))
+    
+    if request.args.get('dev'):
+        return send_file(genVPN(cu=current_user.data['sAMAccountName'], dev=request.args.get('dev')), as_attachment=True)
+
+    return render_template('vpn.html')
+
+@app.route('/logout')
+def logout():
+    logout_user()
+    return redirect('/')
+
 
 if __name__ == '__main__':
-    app.run()
+    app.run(host='0.0.0.0', port=81)

ad.py

@@ -1,8 +1,18 @@
 from ms_active_directory import ADDomain
+import logging
+import sys
+
+logging.basicConfig(stream=sys.stdout, level=logging.DEBUG)
 
 def updateMfaSecret(user, secret):
     domain = ADDomain('corp.bbrunson.com')
     session = domain.create_session_as_user('administrator@bbrunson.com', 'Mariposa2502$$$$')
-
     success = session.overwrite_attribute_for_user(user, 'mfaSecret',
-                                                secret)
+                                                secret)
+    
+def updatePassword(cu, newpw, adinfo):
+    domain = ADDomain('corp.bbrunson.com')
+    session = domain.create_session_as_user(user=adinfo.get('adbind_user', ''), password=adinfo.get('adbind_pass', ''))
+    return session.reset_password_for_account(account=(session.find_user_by_sam_name(cu)), new_password=newpw)
+
+# updatePassword(current_user='brandon', newpw='Mariposa2502$$', oldpw='Mariposa2502$')

mfa.py

@@ -11,4 +11,7 @@ def generateOTP(secret):
 #     return totp.verify(code)
 
 def generateSecret():
-    return pyotp.random_base32()
+    return pyotp.random_base32()
+
+def generateProvisioningUri(currSecret, cu):
+    return pyotp.totp.TOTP(currSecret).provisioning_uri(name=cu, issuer_name='Bbrunson Services')

templates/2fa.html

@@ -8,6 +8,9 @@
 <body>
     <h1>{{ currSecret }}</h1>
     <h1>{{ code }}</h1>
+    <a href="{{ uri }}">
+        <button>Add to Authenticator App</button>
+    </a>
     <a href="{{ homeurl }}">
         <button>Back home</button>
     </a>

templates/changepw.html

@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Accounts - Change PW</title>
+</head>
+<body>
+    {{ get_flashed_messages() }}
+    {{ form.errors }}
+    <form method="POST">
+        <label>New Password{{ form.newpw() }}</label>
+        <label>Confirm Password{{ form.conpw() }}</label>
+        {{ form.submit() }}
+    </form>
+</body>
+
+</html>

templates/home.html

@@ -9,11 +9,40 @@
     <h1>Welcome, {{ current_user.data.givenName }}</h1>
     <h2>Email: {{ current_user.data.mail }}</h2>
     <h2>{{ current_user.dn }}</h2>
+    MFA status:<br>
     <a href="{{ mfaurl }}">
-        <button>MFA</button>
+        {{ mfastatus }}
     </a>
-    <a href="http://accounts.bbrunson.com">
+    <style>
+        .styled-box {
+        width: 300px;
+        height: 150px;
+        background-color: #3498db;
+        color: #fff;
+        border-radius: 10px;
+        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
+        text-align: center;
+        padding: 20px;
+        }
+        .styled-box:hover {
+        background-color: #2980b9;
+        }
+    </style>
+    <a href="{{ mfaurl }}">
+    <div class="styled-box">
+    <h2>MFA Status:</h2>
+    <p>{{ mfastatus }}</p>
+    </div>
+    </a>
+    <a href="{{ changepwurl }}">
         <button>Change Password</button>
     </a>
+    <a href="{{ vpnurl }}">
+        <button>VPN</button>
+    </a>
+    <a href="{{ logouturl }}">
+        <button>Logout</button>
+    </a>
 </body>
+
 </html>

templates/vpn.html

@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Accounts - VPN</title>
+</head>
+<body>
+    <form action="/vpn?dev=ios" method="post">
+        <button type="submit">Download VPN for iOS</button>
+    </form>
+    <form action="/vpn?dev=mac" method="post">
+        <button type="submit">Download VPN for Mac</button>
+    </form>
+</body>
+
+</html>

vpn.py

@@ -0,0 +1,12 @@
+import sys
+import subprocess
+
+def genVPN(cu, dev):
+    result = subprocess.call(['sh', 'ikev2.sh', '--addclient', cu+'-'+dev])
+    if result == "Error: Invalid client name. Client " + cu+'-'+dev + " already exists.":
+        return getVPN(cu, dev)
+    else:
+        return "profiles/"+cu+'-'+dev+".mobileconfig"
+    
+def getVPN(cu, dev):
+    return "profiles/"+cu+'-'+dev+".mobileconfig"