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Code Issues Packages Projects Releases Wiki Activity

Check zone serial before allowing user to submit their change. #183

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This commit is contained in:
Khanh Ngo 2018-04-12 11:18:44 +07:00
parent 84d4bfaed0
commit 52b6966c83
5 changed files with 97 additions and 29 deletions
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4
app/__init__.py
View File

@ -7,6 +7,10 @@ app = Flask(__name__)
app.config.from_object('config')
app.wsgi_app = ProxyFix(app.wsgi_app)
#### CONFIGURE LOGGER ####
from app.lib.log import logger
logging = logger('powerdns-admin', app.config['LOG_LEVEL'], app.config['LOG_FILE']).config()
login_manager = LoginManager()
login_manager.init_app(app)
db = SQLAlchemy(app)

45
app/models.py
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@ -10,6 +10,7 @@ import pyotp
import re
import dns.reversename
import sys
import logging as logger
from datetime import datetime
from urllib.parse import urljoin
@ -19,10 +20,8 @@ from flask_login import AnonymousUserMixin
from app import app, db
from app.lib import utils
from app.lib.log import logger
# LOG CONFIGS
logging = logger('MODEL', app.config['LOG_LEVEL'], app.config['LOG_FILE']).config()
logging = logger.getLogger(__name__)
if 'LDAP_TYPE' in app.config.keys():
LDAP_URI = app.config['LDAP_URI']
@ -510,24 +509,18 @@ class Domain(db.Model):
logging.error('Can not create setting {0} for domain {1}. {2}'.format(setting, self.name, e))
return False
def get_domain_info(self, domain_name):
"""
Get all domains which has in PowerDNS
"""
headers = {}
headers['X-API-Key'] = PDNS_API_KEY
jdata = utils.fetch_json(urljoin(PDNS_STATS_URL, API_EXTENDED_URL + '/servers/localhost/zones/{0}'.format(domain_name)), headers=headers)
return jdata
def get_domains(self):
"""
Get all domains which has in PowerDNS
jdata example:
[
{
"id": "example.org.",
"url": "/servers/localhost/zones/example.org.",
"name": "example.org",
"kind": "Native",
"dnssec": false,
"account": "",
"masters": [],
"serial": 2015101501,
"notified_serial": 0,
"last_check": 0
}
]
"""
headers = {}
headers['X-API-Key'] = PDNS_API_KEY
@ -886,6 +879,7 @@ class Domain(db.Model):
else:
return {'status': 'error', 'msg': 'This domain doesnot exist'}
class DomainUser(db.Model):
__tablename__ = 'domain_user'
id = db.Column(db.Integer, primary_key = True)
@ -1183,6 +1177,7 @@ class Record(object):
return {'status': 'error', 'msg': jdata2['error']}
else:
self.auto_ptr(domain, new_records, deleted_records)
self.update_db_serial(domain)
logging.info('Record was applied successfully.')
return {'status': 'ok', 'msg': 'Record was applied successfully'}
except Exception as e:
@ -1335,6 +1330,20 @@ class Record(object):
logging.error("Cannot add record {0}/{1}/{2} to domain {3}. DETAIL: {4}".format(self.name, self.type, self.data, domain, e))
return {'status': 'error', 'msg': 'There was something wrong, please contact administrator'}
def update_db_serial(self, domain):
headers = {}
headers['X-API-Key'] = PDNS_API_KEY
jdata = utils.fetch_json(urljoin(PDNS_STATS_URL, API_EXTENDED_URL + '/servers/localhost/zones/{0}'.format(domain)), headers=headers, method='GET')
serial = jdata['serial']
domain = Domain.query.filter(Domain.name==domain).first()
if domain:
domain.serial = serial
db.session.commit()
return {'status': True, 'msg': 'Synced local serial for domain name {0}'.format(domain)}
else:
return {'status': False, 'msg': 'Could not find domain name {0} in local db'.format(domain)}
class Server(object):
"""

31
app/static/custom/js/custom.js
View File

@ -30,6 +30,37 @@ function applyChanges(data, url, showResult, refreshPage) {
});
}
function applyRecordChanges(data, domain) {
var success = false;
$.ajax({
type : "POST",
url : $SCRIPT_ROOT + '/domain/' + domain + '/apply',
data : JSON.stringify(data),// now data come in this function
contentType : "application/json; charset=utf-8",
crossDomain : true,
dataType : "json",
success : function(data, status, jqXHR) {
// update Apply button value
$.getJSON($SCRIPT_ROOT + '/domain/' + domain + '/info', function(data) {
$(".button_apply_changes").val(data['serial']);
});
console.log("Applied changes successfully.")
var modal = $("#modal_success");
modal.find('.modal-body p').text("Applied changes successfully");
modal.modal('show');
},
error : function(jqXHR, status) {
console.log(jqXHR);
var modal = $("#modal_error");
var responseJson = jQuery.parseJSON(jqXHR.responseText);
modal.find('.modal-body p').text(responseJson['msg']);
modal.modal('show');
}
});
}
function getTableData(table) {
var rData = []

11
app/templates/domain.html
View File

@ -25,7 +25,7 @@
<button type="button" class="btn btn-flat btn-primary pull-left button_add_record" id="{{ domain.name }}">
Add Record&nbsp;<i class="fa fa-plus"></i>
</button>
<button type="button" class="btn btn-flat btn-primary pull-right button_apply_changes" id="{{ domain.name }}">
<button type="button" class="btn btn-flat btn-primary pull-right button_apply_changes" id="{{ domain.name }}" value="{{ domain.serial }}">
Apply Changes&nbsp;<i class="fa fa-floppy-o"></i>
</button>
{% else %}
@ -196,11 +196,14 @@
var modal = $("#modal_apply_changes");
var table = $("#tbl_records").DataTable();
var domain = $(this).prop('id');
var serial = $(".button_apply_changes").val();
var info = "Are you sure you want to apply your changes?";
modal.find('.modal-body p').text(info);
modal.find('#button_apply_confirm').click(function() {
var data = getTableData(table);
applyChanges(data, $SCRIPT_ROOT + '/domain/' + domain + '/apply', true);
// following unbind("click") is to avoid multiple times execution
modal.find('#button_apply_confirm').unbind("click").click(function() {
var data = {'serial': serial, 'record': getTableData(table)};
applyRecordChanges(data, domain);
modal.modal('hide');
})
modal.modal('show');

35
app/views.py
View File

@ -1,5 +1,6 @@
import base64
import json
import logging as logger
import os
import traceback
import re
@ -19,15 +20,13 @@ from werkzeug.security import gen_salt
from .models import User, Domain, Record, Server, History, Anonymous, Setting, DomainSetting, DomainTemplate, DomainTemplateRecord
from app import app, login_manager, github, google
from app.lib import utils
from app.lib.log import logger
from app.decorators import admin_role_required, can_access_domain
if app.config['SAML_ENABLED']:
from onelogin.saml2.auth import OneLogin_Saml2_Auth
from onelogin.saml2.utils import OneLogin_Saml2_Utils
# LOG CONFIG
logging = logger('MODEL', app.config['LOG_LEVEL'], app.config['LOG_FILE']).config()
logging = logger.getLogger(__name__)
# FILTERS
jinja2.filters.FILTERS['display_record_name'] = utils.display_record_name
@ -541,7 +540,6 @@ def dashboard_domains():
@app.route('/domain/<path:domain_name>', methods=['GET', 'POST'])
@app.route('/domain', methods=['GET', 'POST'])
@login_required
@can_access_domain
def domain(domain_name):
@ -580,7 +578,7 @@ def domain(domain_name):
editable_records = app.config['FORWARD_RECORDS_ALLOW_EDIT']
else:
editable_records = app.config['REVERSE_RECORDS_ALLOW_EDIT']
return render_template('domain.html', domain=domain, records=records, editable_records=editable_records,pdns_version=app.config['PDNS_VERSION'])
return render_template('domain.html', domain=domain, records=records, editable_records=editable_records, pdns_version=app.config['PDNS_VERSION'])
@app.route('/admin/domain/add', methods=['GET', 'POST'])
@ -593,7 +591,6 @@ def domain_add():
domain_name = request.form.getlist('domain_name')[0]
domain_type = request.form.getlist('radio_type')[0]
domain_template = request.form.getlist('domain_template')[0]
logging.info("Selected template ==== {0}".format(domain_template))
soa_edit_api = request.form.getlist('radio_type_soa_edit_api')[0]
if ' ' in domain_name or not domain_name or not domain_type:
@ -716,11 +713,26 @@ def record_apply(domain_name):
example jdata: {u'record_ttl': u'1800', u'record_type': u'CNAME', u'record_name': u'test4', u'record_status': u'Active', u'record_data': u'duykhanh.me'}
"""
#TODO: filter removed records / name modified records.
try:
jdata = request.json
submitted_serial = jdata['serial']
submitted_record = jdata['record']
domain = Domain.query.filter(Domain.name==domain_name).first()
logging.debug('Your submitted serial: {0}'.format(submitted_serial))
logging.debug('Current domain serial: {0}'.format(domain.serial))
if domain:
if int(submitted_serial) != domain.serial:
return make_response(jsonify( {'status': 'error', 'msg': 'The zone has been changed by another session or user. Please refresh this web page to load updated records.'} ), 500)
else:
return make_response(jsonify( {'status': 'error', 'msg': 'Domain name {0} does not exist'.format(domain_name)} ), 404)
r = Record()
result = r.apply(domain_name, jdata)
result = r.apply(domain_name, submitted_record)
if result['status'] == 'ok':
history = History(msg='Apply record changes to domain {0}'.format(domain_name), detail=str(jdata), created_by=current_user.username)
history.add()
@ -770,6 +782,15 @@ def record_delete(domain_name, record_name, record_type):
return redirect(url_for('domain', domain_name=domain_name))
@app.route('/domain/<path:domain_name>/info', methods=['GET'])
@login_required
@can_access_domain
def domain_info(domain_name):
domain = Domain()
domain_info = domain.get_domain_info(domain_name)
return make_response(jsonify(domain_info), 200)
@app.route('/domain/<path:domain_name>/dnssec', methods=['GET'])
@login_required
@can_access_domain