def logout(request):
"""
Log users out (destroy all sessions) and re-direct them to the main page.
"""
# Save profile and user object
user = request.user
profile = request.user.userprofile
# Create guacamole object attached to request.user.username and with current guacamole password
g = GuacamoleAuth(request)
# Do a guacamole logout
gcookie = g.logout()
# We can then remove the cached configuration
g.del_auth()
# Get the response object
response = logout_then_login(request)
# Remove the guacamole cookie from response object
response.delete_cookie(**gcookie['cookie'])
# Setup i18n settings of the logged in user into session of an anonymous user
profile.activate_locale(request)
# Get auth logger and log the logout :)
auth_logger.info('User %s successfully logged out from %s (%s)',
user, get_client_ip(request), request.META.get('HTTP_USER_AGENT', ''))
# Bye bye
return response
def vnc(request, hostname):
"""
Guacamole remote console view.
"""
# get VM object or raise 404
vm = get_vm(request, hostname, sr=('dc', 'owner', 'node'))
# basic view data
context = {'vm': vm, 'gc': {}}
# First check if VNC is available for this vm and vm is running
if not (vm.status in (vm.RUNNING, vm.STOPPING) and vm.node
and vm.node.address and vm.vnc_port
and vm.node.status in Node.STATUS_OPERATIONAL
and vm.vnc_port == vm.json_active.get('vnc_port', None)):
# VNC settings not found or VM is not running
return render(request, 'gui/vm/vnc.html', context)
# Test if VNC port is open (e.g. when the VM was just started, but the vnc is not yet initialized)
if not GuacamoleAuth.test_vnc(vm):
# VNC port is not open yet, but maybe it will be in few seconds (see the JS in vnc.html)
context['gc']['ready'] = False
return render(request, 'gui/vm/vnc.html', context)
# set Guacamole tunnel setting
context['gc'] = {
'ready': True,
'tunnel': settings.GUACAMOLE_HTU,
'wss': settings.GUACAMOLE_WSS,
'vnc_zoom':
bool(request.GET.get('zoom', settings.GUACAMOLE_DEFAULT_ZOOM)),
}
# return vnc window without login (we already have a JSESSIONID cookie)
if request.GET.get('nologin', False):
context['gc']['token'] = request.session.get(settings.GUACAMOLE_TOKEN,
'')
return render(request, 'gui/vm/vnc.html', context)
# Create guacamole object attached to request.user.username and VM
# A password for the user will be generated automatically
g = GuacamoleAuth(request, vm)
# Create a VM usermap for this request.user and VM and set guacamole configuration into cache
g.set_auth()
# Perform a login to guacamole, which will give you a JSESSIONID cookie.
gcookie = g.login()
context['gc']['token'] = gcookie.get('token', '')
# Get a response object
response = render(request, 'gui/vm/vnc.html', context)
# Set the guacamole cookie into the response object
if 'cookie' in gcookie:
response.set_cookie(**gcookie['cookie'])
# Delete usermap (it is cached in guacamole)
g.del_auth()
# Give it to the user
return response