mirror of
https://github.com/cwinfo/powerdns-admin.git
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1126 lines
45 KiB
Python
1126 lines
45 KiB
Python
import os
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import re
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import json
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import traceback
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import datetime
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import ipaddress
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from distutils.util import strtobool
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from yaml import Loader, load
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from onelogin.saml2.utils import OneLogin_Saml2_Utils
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from flask import Blueprint, render_template, make_response, url_for, current_app, g, session, request, redirect, abort
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from flask_login import login_user, logout_user, login_required, current_user
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from .base import login_manager
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from ..lib import utils
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from ..decorators import dyndns_login_required
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from ..models.base import db
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from ..models.user import User, Anonymous
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from ..models.role import Role
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from ..models.account import Account
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from ..models.account_user import AccountUser
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from ..models.domain import Domain
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from ..models.domain_user import DomainUser
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from ..models.domain_setting import DomainSetting
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from ..models.record import Record
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from ..models.setting import Setting
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from ..models.history import History
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from ..services.google import google_oauth
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from ..services.github import github_oauth
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from ..services.azure import azure_oauth
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from ..services.oidc import oidc_oauth
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from ..services.saml import SAML
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from ..services.token import confirm_token
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from ..services.email import send_account_verification
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google = None
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github = None
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azure = None
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oidc = None
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saml = None
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index_bp = Blueprint('index',
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__name__,
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template_folder='templates',
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url_prefix='/')
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@index_bp.before_app_first_request
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def register_modules():
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global google
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global github
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global azure
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global oidc
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global saml
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google = google_oauth()
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github = github_oauth()
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azure = azure_oauth()
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oidc = oidc_oauth()
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saml = SAML()
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@index_bp.before_request
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def before_request():
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# Check if user is anonymous
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g.user = current_user
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login_manager.anonymous_user = Anonymous
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# Check site is in maintenance mode
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maintenance = Setting().get('maintenance')
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if maintenance and current_user.is_authenticated and current_user.role.name not in [
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'Administrator', 'Operator'
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]:
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return render_template('maintenance.html')
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# Manage session timeout
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session.permanent = True
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current_app.permanent_session_lifetime = datetime.timedelta(
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minutes=int(Setting().get('session_timeout')))
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session.modified = True
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@index_bp.route('/', methods=['GET'])
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@login_required
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def index():
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return redirect(url_for('dashboard.dashboard'))
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@index_bp.route('/ping', methods=['GET'])
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@login_required
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def ping():
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return make_response('ok')
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@index_bp.route('/google/login')
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def google_login():
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if not Setting().get('google_oauth_enabled') or google is None:
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current_app.logger.error(
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'Google OAuth is disabled or you have not yet reloaded the pda application after enabling.'
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)
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abort(400)
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else:
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redirect_uri = url_for('google_authorized', _external=True)
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return google.authorize_redirect(redirect_uri)
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@index_bp.route('/github/login')
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def github_login():
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if not Setting().get('github_oauth_enabled') or github is None:
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current_app.logger.error(
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'Github OAuth is disabled or you have not yet reloaded the pda application after enabling.'
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)
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abort(400)
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else:
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redirect_uri = url_for('github_authorized', _external=True)
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return github.authorize_redirect(redirect_uri)
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@index_bp.route('/azure/login')
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def azure_login():
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if not Setting().get('azure_oauth_enabled') or azure is None:
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current_app.logger.error(
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'Microsoft OAuth is disabled or you have not yet reloaded the pda application after enabling.'
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)
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abort(400)
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else:
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redirect_uri = url_for('azure_authorized',
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_external=True,
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_scheme='https')
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return azure.authorize_redirect(redirect_uri)
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@index_bp.route('/oidc/login')
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def oidc_login():
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if not Setting().get('oidc_oauth_enabled') or oidc is None:
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current_app.logger.error(
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'OIDC OAuth is disabled or you have not yet reloaded the pda application after enabling.'
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)
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abort(400)
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else:
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redirect_uri = url_for('oidc_authorized', _external=True)
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return oidc.authorize_redirect(redirect_uri)
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@index_bp.route('/login', methods=['GET', 'POST'])
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def login():
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SAML_ENABLED = current_app.config.get('SAML_ENABLED')
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if g.user is not None and current_user.is_authenticated:
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return redirect(url_for('dashboard.dashboard'))
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if 'google_token' in session:
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user_data = json.loads(google.get('userinfo').text)
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first_name = user_data['given_name']
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surname = user_data['family_name']
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email = user_data['email']
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user = User.query.filter_by(username=email).first()
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if user is None:
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user = User.query.filter_by(email=email).first()
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if not user:
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user = User(username=email,
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firstname=first_name,
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lastname=surname,
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plain_text_password=None,
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email=email)
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result = user.create_local_user()
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if not result['status']:
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session.pop('google_token', None)
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return redirect(url_for('index.login'))
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session['user_id'] = user.id
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login_user(user, remember=False)
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session['authentication_type'] = 'OAuth'
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signin_history(user.username, 'Google OAuth', True)
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return redirect(url_for('index.index'))
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if 'github_token' in session:
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me = json.loads(github.get('user').text)
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github_username = me['login']
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github_name = me['name']
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github_email = me['email']
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user = User.query.filter_by(username=github_username).first()
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if user is None:
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user = User.query.filter_by(email=github_email).first()
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if not user:
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user = User(username=github_username,
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plain_text_password=None,
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firstname=github_name,
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lastname='',
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email=github_email)
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result = user.create_local_user()
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if not result['status']:
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session.pop('github_token', None)
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return redirect(url_for('index.login'))
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session['user_id'] = user.id
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session['authentication_type'] = 'OAuth'
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login_user(user, remember=False)
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signin_history(user.username, 'Github OAuth', True)
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return redirect(url_for('index.index'))
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if 'azure_token' in session:
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azure_info = azure.get('me?$select=displayName,givenName,id,mail,surname,userPrincipalName').text
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current_app.logger.info('Azure login returned: '+azure_info)
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me = json.loads(azure_info)
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azure_info = azure.post('me/getMemberGroups',
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json={'securityEnabledOnly': False}).text
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current_app.logger.info('Azure groups returned: ' + azure_info)
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grouplookup = json.loads(azure_info)
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# Groups are in mygroups['value'] which is an array
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if "value" in grouplookup:
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mygroups = grouplookup["value"]
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else:
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mygroups = []
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azure_username = me["userPrincipalName"]
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azure_givenname = me["givenName"]
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azure_familyname = me["surname"]
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if "mail" in me:
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azure_email = me["mail"]
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else:
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azure_email = ""
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if not azure_email:
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azure_email = me["userPrincipalName"]
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# Handle foreign principals such as guest users
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azure_email = re.sub(r"#.*$", "", azure_email)
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azure_username = re.sub(r"#.*$", "", azure_username)
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user = User.query.filter_by(username=azure_username).first()
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if not user:
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user = User(username=azure_username,
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plain_text_password=None,
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firstname=azure_givenname,
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lastname=azure_familyname,
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email=azure_email)
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result = user.create_local_user()
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if not result['status']:
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current_app.logger.warning('Unable to create ' + azure_username)
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session.pop('azure_token', None)
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# note: a redirect to login results in an endless loop, so render the login page instead
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return render_template('login.html',
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saml_enabled=SAML_ENABLED,
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error=('User ' + azure_username +
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' cannot be created.'))
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session['user_id'] = user.id
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session['authentication_type'] = 'OAuth'
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# Handle group memberships, if defined
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if Setting().get('azure_sg_enabled'):
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if Setting().get('azure_admin_group') in mygroups:
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current_app.logger.info('Setting role for user ' +
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azure_username +
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' to Administrator due to group membership')
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user.set_role("Administrator")
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else:
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if Setting().get('azure_operator_group') in mygroups:
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current_app.logger.info('Setting role for user ' +
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azure_username +
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' to Operator due to group membership')
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user.set_role("Operator")
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else:
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if Setting().get('azure_user_group') in mygroups:
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current_app.logger.info('Setting role for user ' +
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azure_username +
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' to User due to group membership')
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user.set_role("User")
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else:
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current_app.logger.warning('User ' +
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azure_username +
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' has no relevant group memberships')
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session.pop('azure_token', None)
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return render_template('login.html',
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saml_enabled=SAML_ENABLED,
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error=('User ' + azure_username +
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' is not in any authorised groups.'))
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# Handle account/group creation, if enabled
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if Setting().get('azure_group_accounts_enabled') and mygroups:
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current_app.logger.info('Azure group account sync enabled')
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name_value = Setting().get('azure_group_accounts_name')
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description_value = Setting().get('azure_group_accounts_description')
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select_values = name_value
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if description_value != '':
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select_values += ',' + description_value
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mygroups = get_azure_groups(
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'me/memberOf/microsoft.graph.group?$count=false&$securityEnabled=true&$select={}'.format(select_values))
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description_pattern = Setting().get('azure_group_accounts_description_re')
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pattern = Setting().get('azure_group_accounts_name_re')
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# Loop through users security groups
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for azure_group in mygroups:
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if name_value in azure_group:
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group_name = azure_group[name_value]
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group_description = ''
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if description_value in azure_group:
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group_description = azure_group[description_value]
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# Do regex search if enabled for group description
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if description_pattern != '':
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current_app.logger.info('Matching group description {} against regex {}'.format(
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group_description, description_pattern))
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matches = re.match(
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description_pattern, group_description)
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if matches:
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current_app.logger.info(
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'Group {} matched regexp'.format(group_description))
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group_description = matches.group(1)
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else:
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# Regexp didn't match, continue to next iteration
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continue
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# Do regex search if enabled for group name
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if pattern != '':
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current_app.logger.info(
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'Matching group name {} against regex {}'.format(group_name, pattern))
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matches = re.match(pattern, group_name)
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if matches:
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current_app.logger.info(
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'Group {} matched regexp'.format(group_name))
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group_name = matches.group(1)
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else:
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# Regexp didn't match, continue to next iteration
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continue
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account = Account()
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account_id = account.get_id_by_name(account_name=group_name)
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if account_id:
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account = Account.query.get(account_id)
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# check if user has permissions
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account_users = account.get_user()
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current_app.logger.info('Group: {} Users: {}'.format(
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group_name,
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account_users))
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if user.id in account_users:
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current_app.logger.info('User id {} is already in account {}'.format(
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user.id, group_name))
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else:
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account.add_user(user)
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history = History(msg='Update account {0}'.format(
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account.name),
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created_by='System')
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history.add()
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current_app.logger.info('User {} added to Account {}'.format(
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user.username, account.name))
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else:
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account.name = group_name
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account.description = group_description
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account.contact = ''
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account.mail = ''
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account.create_account()
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history = History(msg='Create account {0}'.format(
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account.name),
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created_by='System')
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history.add()
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account.add_user(user)
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history = History(msg='Update account {0}'.format(account.name),
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created_by='System')
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history.add()
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current_app.logger.warning('group info: {} '.format(account_id))
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login_user(user, remember=False)
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signin_history(user.username, 'Azure OAuth', True)
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return redirect(url_for('index.index'))
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if 'oidc_token' in session:
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me = json.loads(oidc.get('userinfo').text)
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oidc_username = me[Setting().get('oidc_oauth_username')]
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oidc_givenname = me[Setting().get('oidc_oauth_firstname')]
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oidc_familyname = me[Setting().get('oidc_oauth_last_name')]
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oidc_email = me[Setting().get('oidc_oauth_email')]
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user = User.query.filter_by(username=oidc_username).first()
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if not user:
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user = User(username=oidc_username,
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plain_text_password=None,
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firstname=oidc_givenname,
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lastname=oidc_familyname,
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email=oidc_email)
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result = user.create_local_user()
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else:
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user.firstname = oidc_givenname
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user.lastname = oidc_familyname
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user.email = oidc_email
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user.plain_text_password = None
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result = user.update_local_user()
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if not result['status']:
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session.pop('oidc_token', None)
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return redirect(url_for('index.login'))
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#This checks if the account_name_property and account_description property were included in settings.
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if Setting().get('oidc_oauth_account_name_property') and Setting().get('oidc_oauth_account_description_property'):
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#Gets the name_property and description_property.
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name_prop = Setting().get('oidc_oauth_account_name_property')
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desc_prop = Setting().get('oidc_oauth_account_description_property')
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account_to_add = []
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#If the name_property and desc_property exist in me (A variable that contains all the userinfo from the IdP).
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if name_prop in me and desc_prop in me:
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accounts_name_prop = [me[name_prop]] if type(me[name_prop]) is not list else me[name_prop]
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accounts_desc_prop = [me[desc_prop]] if type(me[desc_prop]) is not list else me[desc_prop]
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#Run on all groups the user is in by the index num.
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for i in range(len(accounts_name_prop)):
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description = ''
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if i < len(accounts_desc_prop):
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description = accounts_desc_prop[i]
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account = handle_account(accounts_name_prop[i], description)
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account_to_add.append(account)
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user_accounts = user.get_accounts()
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# Add accounts
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for account in account_to_add:
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if account not in user_accounts:
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account.add_user(user)
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|
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# Remove accounts if the setting is enabled
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if Setting().get('delete_sso_accounts'):
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for account in user_accounts:
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if account not in account_to_add:
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account.remove_user(user)
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|
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session['user_id'] = user.id
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session['authentication_type'] = 'OAuth'
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login_user(user, remember=False)
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signin_history(user.username, 'OIDC OAuth', True)
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return redirect(url_for('index.index'))
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|
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if request.method == 'GET':
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return render_template('login.html', saml_enabled=SAML_ENABLED)
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elif request.method == 'POST':
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# process Local-DB authentication
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username = request.form['username']
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password = request.form['password']
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otp_token = request.form.get('otptoken')
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auth_method = request.form.get('auth_method', 'LOCAL')
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session[
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'authentication_type'] = 'LDAP' if auth_method != 'LOCAL' else 'LOCAL'
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remember_me = True if 'remember' in request.form else False
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|
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if auth_method == 'LOCAL' and not Setting().get('local_db_enabled'):
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return render_template(
|
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'login.html',
|
|
saml_enabled=SAML_ENABLED,
|
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error='Local authentication is disabled')
|
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|
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user = User(username=username,
|
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password=password,
|
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plain_text_password=password)
|
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|
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try:
|
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if Setting().get('verify_user_email') and user.email and not user.confirmed:
|
|
return render_template(
|
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'login.html',
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saml_enabled=SAML_ENABLED,
|
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error='Please confirm your email address first')
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|
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auth = user.is_validate(method=auth_method,
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src_ip=request.remote_addr)
|
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if auth == False:
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signin_history(user.username, 'LOCAL', False)
|
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return render_template('login.html',
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saml_enabled=SAML_ENABLED,
|
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error='Invalid credentials')
|
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except Exception as e:
|
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current_app.logger.error(
|
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"Cannot authenticate user. Error: {}".format(e))
|
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current_app.logger.debug(traceback.format_exc())
|
|
return render_template('login.html',
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saml_enabled=SAML_ENABLED,
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error=e)
|
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|
|
# check if user enabled OPT authentication
|
|
if user.otp_secret:
|
|
if otp_token and otp_token.isdigit():
|
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good_token = user.verify_totp(otp_token)
|
|
if not good_token:
|
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signin_history(user.username, 'LOCAL', False)
|
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return render_template('login.html',
|
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saml_enabled=SAML_ENABLED,
|
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error='Invalid credentials')
|
|
else:
|
|
return render_template('login.html',
|
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saml_enabled=SAML_ENABLED,
|
|
error='Token required')
|
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|
|
if Setting().get('autoprovisioning') and auth_method!='LOCAL':
|
|
urn_value=Setting().get('urn_value')
|
|
Entitlements=user.read_entitlements(Setting().get('autoprovisioning_attribute'))
|
|
if len(Entitlements)==0 and Setting().get('purge'):
|
|
user.set_role("User")
|
|
user.revoke_privilege(True)
|
|
|
|
elif len(Entitlements)!=0:
|
|
if checkForPDAEntries(Entitlements, urn_value):
|
|
user.updateUser(Entitlements)
|
|
else:
|
|
current_app.logger.warning('Not a single powerdns-admin record was found, possibly a typo in the prefix')
|
|
if Setting().get('purge'):
|
|
user.set_role("User")
|
|
user.revoke_privilege(True)
|
|
current_app.logger.warning('Procceding to revoke every privilige from ' + user.username + '.' )
|
|
|
|
login_user(user, remember=remember_me)
|
|
signin_history(user.username, 'LOCAL', True)
|
|
return redirect(session.get('next', url_for('index.index')))
|
|
|
|
def checkForPDAEntries(Entitlements, urn_value):
|
|
"""
|
|
Run through every record located in the ldap attribute given and determine if there are any valid powerdns-admin records
|
|
"""
|
|
urnArguments=[x.lower() for x in urn_value.split(':')]
|
|
for Entitlement in Entitlements:
|
|
entArguments=Entitlement.split(':powerdns-admin')
|
|
entArguments=[x.lower() for x in entArguments[0].split(':')]
|
|
if (entArguments==urnArguments):
|
|
return True
|
|
return False
|
|
|
|
|
|
def clear_session():
|
|
session.pop('user_id', None)
|
|
session.pop('github_token', None)
|
|
session.pop('google_token', None)
|
|
session.pop('authentication_type', None)
|
|
session.pop('remote_user', None)
|
|
session.clear()
|
|
logout_user()
|
|
|
|
|
|
def signin_history(username, authenticator, success):
|
|
# Get user ip address
|
|
if request.headers.getlist("X-Forwarded-For"):
|
|
request_ip = request.headers.getlist("X-Forwarded-For")[0]
|
|
request_ip = request_ip.split(',')[0]
|
|
else:
|
|
request_ip = request.remote_addr
|
|
|
|
# Write log
|
|
if success:
|
|
str_success = 'succeeded'
|
|
current_app.logger.info(
|
|
"User {} authenticated successfully via {} from {}".format(
|
|
username, authenticator, request_ip))
|
|
else:
|
|
str_success = 'failed'
|
|
current_app.logger.warning(
|
|
"User {} failed to authenticate via {} from {}".format(
|
|
username, authenticator, request_ip))
|
|
|
|
# Write history
|
|
History(msg='User {} authentication {}'.format(username, str_success),
|
|
detail=str({
|
|
"username": username,
|
|
"authenticator": authenticator,
|
|
"ip_address": request_ip,
|
|
"success": 1 if success else 0
|
|
}),
|
|
created_by='System').add()
|
|
|
|
# Get a list of Azure security groups the user is a member of
|
|
def get_azure_groups(uri):
|
|
azure_info = azure.get(uri).text
|
|
current_app.logger.info('Azure groups returned: ' + azure_info)
|
|
grouplookup = json.loads(azure_info)
|
|
if "value" in grouplookup:
|
|
mygroups = grouplookup["value"]
|
|
# If "@odata.nextLink" exists in the results, we need to get more groups
|
|
if "@odata.nextLink" in grouplookup:
|
|
# The additional groups are added to the existing array
|
|
mygroups.extend(get_azure_groups(grouplookup["@odata.nextLink"]))
|
|
else:
|
|
mygroups = []
|
|
return mygroups
|
|
|
|
|
|
@index_bp.route('/logout')
|
|
def logout():
|
|
if current_app.config.get(
|
|
'SAML_ENABLED'
|
|
) and 'samlSessionIndex' in session and current_app.config.get(
|
|
'SAML_LOGOUT'):
|
|
req = saml.prepare_flask_request(request)
|
|
auth = saml.init_saml_auth(req)
|
|
if current_app.config.get('SAML_LOGOUT_URL'):
|
|
return redirect(
|
|
auth.logout(
|
|
name_id_format=
|
|
"urn:oasis:names:tc:SAML:1.1:nameid-format:emailAddress",
|
|
return_to=current_app.config.get('SAML_LOGOUT_URL'),
|
|
session_index=session['samlSessionIndex'],
|
|
name_id=session['samlNameId']))
|
|
return redirect(
|
|
auth.logout(
|
|
name_id_format=
|
|
"urn:oasis:names:tc:SAML:1.1:nameid-format:emailAddress",
|
|
session_index=session['samlSessionIndex'],
|
|
name_id=session['samlNameId']))
|
|
|
|
redirect_uri = url_for('index.login')
|
|
oidc_logout = Setting().get('oidc_oauth_logout_url')
|
|
|
|
if 'oidc_token' in session and oidc_logout:
|
|
redirect_uri = "{}?redirect_uri={}".format(
|
|
oidc_logout, url_for('index.login', _external=True))
|
|
|
|
# Clean cookies and flask session
|
|
clear_session()
|
|
|
|
# If remote user authentication is enabled and a logout URL is configured for it,
|
|
# redirect users to that instead
|
|
remote_user_logout_url = current_app.config.get('REMOTE_USER_LOGOUT_URL')
|
|
if current_app.config.get('REMOTE_USER_ENABLED') and remote_user_logout_url:
|
|
current_app.logger.debug(
|
|
'Redirecting remote user "{0}" to logout URL {1}'
|
|
.format(current_user.username, remote_user_logout_url))
|
|
# Warning: if REMOTE_USER environment variable is still set and not cleared by
|
|
# some external module, not defining a custom logout URL will trigger a loop
|
|
# that will just log the user back in right after logging out
|
|
res = make_response(redirect(remote_user_logout_url.strip()))
|
|
|
|
# Remove any custom cookies the remote authentication mechanism may use
|
|
# (e.g.: MOD_AUTH_CAS and MOD_AUTH_CAS_S)
|
|
remote_cookies = current_app.config.get('REMOTE_USER_COOKIES')
|
|
for r_cookie_name in utils.ensure_list(remote_cookies):
|
|
res.delete_cookie(r_cookie_name)
|
|
|
|
return res
|
|
|
|
return redirect(redirect_uri)
|
|
|
|
|
|
@index_bp.route('/register', methods=['GET', 'POST'])
|
|
def register():
|
|
if Setting().get('signup_enabled'):
|
|
if request.method == 'GET':
|
|
return render_template('register.html')
|
|
elif request.method == 'POST':
|
|
username = request.form.get('username', '').strip()
|
|
password = request.form.get('password', '')
|
|
firstname = request.form.get('firstname', '').strip()
|
|
lastname = request.form.get('lastname', '').strip()
|
|
email = request.form.get('email', '').strip()
|
|
rpassword = request.form.get('rpassword', '')
|
|
|
|
if not username or not password or not email:
|
|
return render_template(
|
|
'register.html', error='Please input required information')
|
|
|
|
if password != rpassword:
|
|
return render_template(
|
|
'register.html',
|
|
error="Password confirmation does not match")
|
|
|
|
user = User(username=username,
|
|
plain_text_password=password,
|
|
firstname=firstname,
|
|
lastname=lastname,
|
|
email=email)
|
|
|
|
try:
|
|
result = user.create_local_user()
|
|
if result and result['status']:
|
|
if Setting().get('verify_user_email'):
|
|
send_account_verification(email)
|
|
return redirect(url_for('index.login'))
|
|
else:
|
|
return render_template('register.html',
|
|
error=result['msg'])
|
|
except Exception as e:
|
|
return render_template('register.html', error=e)
|
|
else:
|
|
return render_template('errors/404.html'), 404
|
|
|
|
|
|
@index_bp.route('/confirm/<token>', methods=['GET'])
|
|
def confirm_email(token):
|
|
email = confirm_token(token)
|
|
if not email:
|
|
# Cannot confirm email
|
|
return render_template('email_confirmation.html', status=0)
|
|
|
|
user = User.query.filter_by(email=email).first_or_404()
|
|
if user.confirmed:
|
|
# Already confirmed
|
|
current_app.logger.info(
|
|
"User email {} already confirmed".format(email))
|
|
return render_template('email_confirmation.html', status=2)
|
|
else:
|
|
# Confirm email is valid
|
|
user.update_confirmed(confirmed=1)
|
|
current_app.logger.info(
|
|
"User email {} confirmed successfully".format(email))
|
|
return render_template('email_confirmation.html', status=1)
|
|
|
|
|
|
@index_bp.route('/resend-confirmation-email', methods=['GET', 'POST'])
|
|
def resend_confirmation_email():
|
|
if current_user.is_authenticated:
|
|
return redirect(url_for('index.index'))
|
|
if request.method == 'GET':
|
|
return render_template('resend_confirmation_email.html')
|
|
elif request.method == 'POST':
|
|
email = request.form.get('email')
|
|
user = User.query.filter(User.email == email).first()
|
|
if not user:
|
|
# Email not found
|
|
status = 0
|
|
elif user.confirmed:
|
|
# Email already confirmed
|
|
status = 1
|
|
else:
|
|
# Send new confirmed email
|
|
send_account_verification(user.email)
|
|
status = 2
|
|
|
|
return render_template('resend_confirmation_email.html', status=status)
|
|
|
|
|
|
@index_bp.route('/nic/checkip.html', methods=['GET', 'POST'])
|
|
def dyndns_checkip():
|
|
# This route covers the default ddclient 'web' setting for the checkip service
|
|
return render_template('dyndns.html',
|
|
response=request.environ.get(
|
|
'HTTP_X_REAL_IP', request.remote_addr))
|
|
|
|
|
|
@index_bp.route('/nic/update', methods=['GET', 'POST'])
|
|
@dyndns_login_required
|
|
def dyndns_update():
|
|
# dyndns protocol response codes in use are:
|
|
# good: update successful
|
|
# nochg: IP address already set to update address
|
|
# nohost: hostname does not exist for this user account
|
|
# 911: server error
|
|
# have to use 200 HTTP return codes because ddclient does not read the return string if the code is other than 200
|
|
# reference: https://help.dyn.com/remote-access-api/perform-update/
|
|
# reference: https://help.dyn.com/remote-access-api/return-codes/
|
|
hostname = request.args.get('hostname')
|
|
myip = request.args.get('myip')
|
|
|
|
if not hostname:
|
|
history = History(msg="DynDNS update: missing hostname parameter",
|
|
created_by=current_user.username)
|
|
history.add()
|
|
return render_template('dyndns.html', response='nohost'), 200
|
|
|
|
try:
|
|
if current_user.role.name in ['Administrator', 'Operator']:
|
|
domains = Domain.query.all()
|
|
else:
|
|
# Get query for domain to which the user has access permission.
|
|
# This includes direct domain permission AND permission through
|
|
# account membership
|
|
domains = db.session.query(Domain) \
|
|
.outerjoin(DomainUser, Domain.id == DomainUser.domain_id) \
|
|
.outerjoin(Account, Domain.account_id == Account.id) \
|
|
.outerjoin(AccountUser, Account.id == AccountUser.account_id) \
|
|
.filter(
|
|
db.or_(
|
|
DomainUser.user_id == current_user.id,
|
|
AccountUser.user_id == current_user.id
|
|
)).all()
|
|
except Exception as e:
|
|
current_app.logger.error('DynDNS Error: {0}'.format(e))
|
|
current_app.logger.debug(traceback.format_exc())
|
|
return render_template('dyndns.html', response='911'), 200
|
|
|
|
domain = None
|
|
domain_segments = hostname.split('.')
|
|
for _index in range(len(domain_segments)):
|
|
full_domain = '.'.join(domain_segments)
|
|
potential_domain = Domain.query.filter(
|
|
Domain.name == full_domain).first()
|
|
if potential_domain in domains:
|
|
domain = potential_domain
|
|
break
|
|
domain_segments.pop(0)
|
|
|
|
if not domain:
|
|
history = History(
|
|
msg=
|
|
"DynDNS update: attempted update of {0} but it does not exist for this user"
|
|
.format(hostname),
|
|
created_by=current_user.username)
|
|
history.add()
|
|
return render_template('dyndns.html', response='nohost'), 200
|
|
|
|
myip_addr = []
|
|
if myip:
|
|
for address in myip.split(','):
|
|
myip_addr += utils.validate_ipaddress(address)
|
|
|
|
remote_addr = utils.validate_ipaddress(
|
|
request.headers.get('X-Forwarded-For',
|
|
request.remote_addr).split(', ')[:1])
|
|
|
|
response = 'nochg'
|
|
for ip in myip_addr or remote_addr:
|
|
if isinstance(ip, ipaddress.IPv4Address):
|
|
rtype = 'A'
|
|
else:
|
|
rtype = 'AAAA'
|
|
|
|
r = Record(name=hostname, type=rtype)
|
|
# Check if the user requested record exists within this domain
|
|
if r.exists(domain.name) and r.is_allowed_edit():
|
|
if r.data == str(ip):
|
|
# Record content did not change, return 'nochg'
|
|
history = History(
|
|
msg=
|
|
"DynDNS update: attempted update of {0} but record already up-to-date"
|
|
.format(hostname),
|
|
created_by=current_user.username,
|
|
domain_id=domain.id)
|
|
history.add()
|
|
else:
|
|
oldip = r.data
|
|
result = r.update(domain.name, str(ip))
|
|
if result['status'] == 'ok':
|
|
history = History(
|
|
msg='DynDNS update: updated {} successfully'.format(hostname),
|
|
detail=str({
|
|
"domain": domain.name,
|
|
"record": hostname,
|
|
"type": rtype,
|
|
"old_value": oldip,
|
|
"new_value": str(ip)
|
|
}),
|
|
created_by=current_user.username,
|
|
domain_id=domain.id)
|
|
history.add()
|
|
response = 'good'
|
|
else:
|
|
response = '911'
|
|
break
|
|
elif r.is_allowed_edit():
|
|
ondemand_creation = DomainSetting.query.filter(
|
|
DomainSetting.domain == domain).filter(
|
|
DomainSetting.setting == 'create_via_dyndns').first()
|
|
if (ondemand_creation is not None) and (strtobool(
|
|
ondemand_creation.value) == True):
|
|
|
|
# Build the rrset
|
|
rrset_data = [{
|
|
"changetype": "REPLACE",
|
|
"name": hostname + '.',
|
|
"ttl": 3600,
|
|
"type": rtype,
|
|
"records": [{
|
|
"content": str(ip),
|
|
"disabled": False
|
|
}],
|
|
"comments": []
|
|
}]
|
|
|
|
# Format the rrset
|
|
rrset = {"rrsets": rrset_data}
|
|
result = Record().add(domain.name, rrset)
|
|
if result['status'] == 'ok':
|
|
history = History(
|
|
msg=
|
|
'DynDNS update: created record {0} in zone {1} successfully'
|
|
.format(hostname, domain.name, str(ip)),
|
|
detail=str({
|
|
"domain": domain.name,
|
|
"record": hostname,
|
|
"value": str(ip)
|
|
}),
|
|
created_by=current_user.username,
|
|
domain_id=domain.id)
|
|
history.add()
|
|
response = 'good'
|
|
else:
|
|
history = History(
|
|
msg=
|
|
'DynDNS update: attempted update of {0} but it does not exist for this user'
|
|
.format(hostname),
|
|
created_by=current_user.username)
|
|
history.add()
|
|
|
|
return render_template('dyndns.html', response=response), 200
|
|
|
|
|
|
### START SAML AUTHENTICATION ###
|
|
@index_bp.route('/saml/login')
|
|
def saml_login():
|
|
if not current_app.config.get('SAML_ENABLED'):
|
|
abort(400)
|
|
req = saml.prepare_flask_request(request)
|
|
auth = saml.init_saml_auth(req)
|
|
redirect_url = OneLogin_Saml2_Utils.get_self_url(req) + url_for(
|
|
'index.saml_authorized')
|
|
return redirect(auth.login(return_to=redirect_url))
|
|
|
|
|
|
@index_bp.route('/saml/metadata')
|
|
def saml_metadata():
|
|
if not current_app.config.get('SAML_ENABLED'):
|
|
current_app.logger.error("SAML authentication is disabled.")
|
|
abort(400)
|
|
|
|
req = saml.prepare_flask_request(request)
|
|
auth = saml.init_saml_auth(req)
|
|
settings = auth.get_settings()
|
|
metadata = settings.get_sp_metadata()
|
|
errors = settings.validate_metadata(metadata)
|
|
|
|
if len(errors) == 0:
|
|
resp = make_response(metadata, 200)
|
|
resp.headers['Content-Type'] = 'text/xml'
|
|
else:
|
|
resp = make_response(errors.join(', '), 500)
|
|
return resp
|
|
|
|
|
|
@index_bp.route('/saml/authorized', methods=['GET', 'POST'])
|
|
def saml_authorized():
|
|
errors = []
|
|
if not current_app.config.get('SAML_ENABLED'):
|
|
current_app.logger.error("SAML authentication is disabled.")
|
|
abort(400)
|
|
req = saml.prepare_flask_request(request)
|
|
auth = saml.init_saml_auth(req)
|
|
auth.process_response()
|
|
current_app.logger.debug( auth.get_attributes() )
|
|
errors = auth.get_errors()
|
|
if len(errors) == 0:
|
|
session['samlUserdata'] = auth.get_attributes()
|
|
session['samlNameId'] = auth.get_nameid()
|
|
session['samlSessionIndex'] = auth.get_session_index()
|
|
self_url = OneLogin_Saml2_Utils.get_self_url(req)
|
|
self_url = self_url + req['script_name']
|
|
if 'RelayState' in request.form and self_url != request.form[
|
|
'RelayState']:
|
|
return redirect(auth.redirect_to(request.form['RelayState']))
|
|
if current_app.config.get('SAML_ATTRIBUTE_USERNAME', False):
|
|
username = session['samlUserdata'][
|
|
current_app.config['SAML_ATTRIBUTE_USERNAME']][0].lower()
|
|
else:
|
|
username = session['samlNameId'].lower()
|
|
user = User.query.filter_by(username=username).first()
|
|
if not user:
|
|
# create user
|
|
user = User(username=username,
|
|
plain_text_password=None,
|
|
email=session['samlNameId'])
|
|
user.create_local_user()
|
|
session['user_id'] = user.id
|
|
email_attribute_name = current_app.config.get('SAML_ATTRIBUTE_EMAIL',
|
|
'email')
|
|
givenname_attribute_name = current_app.config.get(
|
|
'SAML_ATTRIBUTE_GIVENNAME', 'givenname')
|
|
surname_attribute_name = current_app.config.get(
|
|
'SAML_ATTRIBUTE_SURNAME', 'surname')
|
|
name_attribute_name = current_app.config.get('SAML_ATTRIBUTE_NAME',
|
|
None)
|
|
account_attribute_name = current_app.config.get(
|
|
'SAML_ATTRIBUTE_ACCOUNT', None)
|
|
admin_attribute_name = current_app.config.get('SAML_ATTRIBUTE_ADMIN',
|
|
None)
|
|
group_attribute_name = current_app.config.get('SAML_ATTRIBUTE_GROUP',
|
|
None)
|
|
admin_group_name = current_app.config.get('SAML_GROUP_ADMIN_NAME',
|
|
None)
|
|
group_to_account_mapping = create_group_to_account_mapping()
|
|
|
|
if email_attribute_name in session['samlUserdata']:
|
|
user.email = session['samlUserdata'][email_attribute_name][
|
|
0].lower()
|
|
if givenname_attribute_name in session['samlUserdata']:
|
|
user.firstname = session['samlUserdata'][givenname_attribute_name][
|
|
0]
|
|
if surname_attribute_name in session['samlUserdata']:
|
|
user.lastname = session['samlUserdata'][surname_attribute_name][0]
|
|
if name_attribute_name in session['samlUserdata']:
|
|
name = session['samlUserdata'][name_attribute_name][0].split(' ')
|
|
user.firstname = name[0]
|
|
user.lastname = ' '.join(name[1:])
|
|
|
|
if group_attribute_name:
|
|
user_groups = session['samlUserdata'].get(group_attribute_name, [])
|
|
else:
|
|
user_groups = []
|
|
if admin_attribute_name or group_attribute_name:
|
|
user_accounts = set(user.get_accounts())
|
|
saml_accounts = []
|
|
for group_mapping in group_to_account_mapping:
|
|
mapping = group_mapping.split('=')
|
|
group = mapping[0]
|
|
account_name = mapping[1]
|
|
|
|
if group in user_groups:
|
|
account = handle_account(account_name)
|
|
saml_accounts.append(account)
|
|
|
|
for account_name in session['samlUserdata'].get(
|
|
account_attribute_name, []):
|
|
account = handle_account(account_name)
|
|
saml_accounts.append(account)
|
|
saml_accounts = set(saml_accounts)
|
|
for account in saml_accounts - user_accounts:
|
|
account.add_user(user)
|
|
history = History(msg='Adding {0} to account {1}'.format(
|
|
user.username, account.name),
|
|
created_by='SAML Assertion')
|
|
history.add()
|
|
for account in user_accounts - saml_accounts:
|
|
account.remove_user(user)
|
|
history = History(msg='Removing {0} from account {1}'.format(
|
|
user.username, account.name),
|
|
created_by='SAML Assertion')
|
|
history.add()
|
|
if admin_attribute_name and 'true' in session['samlUserdata'].get(
|
|
admin_attribute_name, []):
|
|
uplift_to_admin(user)
|
|
elif admin_group_name in user_groups:
|
|
uplift_to_admin(user)
|
|
elif admin_attribute_name or group_attribute_name:
|
|
if user.role.name != 'User':
|
|
user.role_id = Role.query.filter_by(name='User').first().id
|
|
history = History(msg='Demoting {0} to user'.format(
|
|
user.username),
|
|
created_by='SAML Assertion')
|
|
history.add()
|
|
user.plain_text_password = None
|
|
user.update_profile()
|
|
session['authentication_type'] = 'SAML'
|
|
login_user(user, remember=False)
|
|
signin_history(user.username, 'SAML', True)
|
|
return redirect(url_for('index.login'))
|
|
else:
|
|
return render_template('errors/SAML.html', errors=errors)
|
|
|
|
|
|
def create_group_to_account_mapping():
|
|
group_to_account_mapping_string = current_app.config.get(
|
|
'SAML_GROUP_TO_ACCOUNT_MAPPING', None)
|
|
if group_to_account_mapping_string and len(
|
|
group_to_account_mapping_string.strip()) > 0:
|
|
group_to_account_mapping = group_to_account_mapping_string.split(',')
|
|
else:
|
|
group_to_account_mapping = []
|
|
return group_to_account_mapping
|
|
|
|
|
|
def handle_account(account_name, account_description=""):
|
|
clean_name = ''.join(c for c in account_name.lower()
|
|
if c in "abcdefghijklmnopqrstuvwxyz0123456789")
|
|
if len(clean_name) > Account.name.type.length:
|
|
current_app.logger.error(
|
|
"Account name {0} too long. Truncated.".format(clean_name))
|
|
account = Account.query.filter_by(name=clean_name).first()
|
|
if not account:
|
|
account = Account(name=clean_name.lower(),
|
|
description=account_description,
|
|
contact='',
|
|
mail='')
|
|
account.create_account()
|
|
history = History(msg='Account {0} created'.format(account.name),
|
|
created_by='OIDC/SAML Assertion')
|
|
history.add()
|
|
else:
|
|
account.description = account_description
|
|
account.update_account()
|
|
return account
|
|
|
|
|
|
def uplift_to_admin(user):
|
|
if user.role.name != 'Administrator':
|
|
user.role_id = Role.query.filter_by(name='Administrator').first().id
|
|
history = History(msg='Promoting {0} to administrator'.format(
|
|
user.username),
|
|
created_by='SAML Assertion')
|
|
history.add()
|
|
|
|
|
|
@index_bp.route('/saml/sls')
|
|
def saml_logout():
|
|
req = saml.prepare_flask_request(request)
|
|
auth = saml.init_saml_auth(req)
|
|
url = auth.process_slo()
|
|
errors = auth.get_errors()
|
|
if len(errors) == 0:
|
|
clear_session()
|
|
if url is not None:
|
|
return redirect(url)
|
|
elif current_app.config.get('SAML_LOGOUT_URL') is not None:
|
|
return redirect(current_app.config.get('SAML_LOGOUT_URL'))
|
|
else:
|
|
return redirect(url_for('login'))
|
|
else:
|
|
return render_template('errors/SAML.html', errors=errors)
|
|
|
|
|
|
### END SAML AUTHENTICATION ###
|
|
|
|
|
|
@index_bp.route('/swagger', methods=['GET'])
|
|
def swagger_spec():
|
|
try:
|
|
spec_path = os.path.join(current_app.root_path, "swagger-spec.yaml")
|
|
spec = open(spec_path, 'r')
|
|
loaded_spec = load(spec.read(), Loader)
|
|
except Exception as e:
|
|
current_app.logger.error(
|
|
'Cannot view swagger spec. Error: {0}'.format(e))
|
|
current_app.logger.debug(traceback.format_exc())
|
|
abort(500)
|
|
|
|
resp = make_response(json.dumps(loaded_spec), 200)
|
|
resp.headers['Content-Type'] = 'application/json'
|
|
|
|
return resp
|