awx/awx/main/consumers.py

90 lines
2.5 KiB
Python

import json
import urlparse
import logging
from channels import Group
from channels.sessions import channel_session
from django.contrib.auth.models import User
from awx.main.models.organization import AuthToken
logger = logging.getLogger('awx.main.consumers')
def discard_groups(message):
if 'groups' in message.channel_session:
for group in message.channel_session['groups']:
Group(group).discard(message.reply_channel)
def validate_token(token):
try:
auth_token = AuthToken.objects.get(key=token)
if not auth_token.in_valid_tokens:
return None
except AuthToken.DoesNotExist:
return None
return auth_token
def user_from_token(auth_token):
try:
return User.objects.get(pk=auth_token.user_id)
except User.DoesNotExist:
return None
@channel_session
def ws_connect(message):
token = None
qs = urlparse.parse_qs(message['query_string'])
if 'token' in qs:
if len(qs['token']) > 0:
token = qs['token'].pop()
message.channel_session['token'] = token
@channel_session
def ws_disconnect(message):
discard_groups(message)
@channel_session
def ws_receive(message):
token = message.channel_session.get('token')
auth_token = validate_token(token)
if auth_token is None:
logger.error("Authentication Failure validating user")
message.reply_channel.send({"text": json.dumps({"error": "invalid auth token"})})
return None
user = user_from_token(auth_token)
if user is None:
logger.error("No valid user corresponding to submitted auth_token")
message.reply_channel.send({"text": json.dumps({"error": "no valid user"})})
return None
raw_data = message.content['text']
data = json.loads(raw_data)
if 'groups' in data:
discard_groups(message)
groups = data['groups']
current_groups = message.channel_session.pop('groups') if 'groups' in message.channel_session else []
for group_name,v in groups.items():
if type(v) is list:
for oid in v:
name = '{}-{}'.format(group_name, oid)
current_groups.append(name)
Group(name).add(message.reply_channel)
else:
current_groups.append(group_name)
Group(group_name).add(message.reply_channel)
message.channel_session['groups'] = current_groups
def emit_channel_notification(group, payload):
Group(group).send({"text": json.dumps(payload)})