def changelocation(request, g_id):
'''
Handler for changing the host:port of the gateway.
'''
session = request.session
username = session['login_email']
g_id = int(g_id)
form = gatewayforms.ModifyGatewayLocation(request.POST)
if form.is_valid():
new_host = form.cleaned_data['host']
new_port = form.cleaned_data['port']
fields = {'host': new_host, 'port': new_port}
# Update and redirect
try:
db.update_acquisition_gateway(g_id, **fields)
except Exception as e:
logging.error("Unable to update AG: %d. Error was %s." % (g_id, e))
session['message'] = "Error. Unable to change acquisition gateway."
return redirect('django_ag.views.viewgateway', g_id)
session['new_change'] = "We've updated your AG."
session['next_url'] = '/syn/AG/viewgateway/' + str(g_id)
session['next_message'] = "Click here to go back to your gateway."
return redirect('/syn/thanks')
else:
session['message'] = "Invalid form entries for gateway location."
return redirect('django_ag.views.viewgateway', g_id)
def changelocation(request, g_id):
'''
View to enable changing host and port of UG
'''
session = request.session
g_id = int(g_id)
form = gatewayforms.ModifyGatewayLocation(request.POST)
if form.is_valid():
new_host = form.cleaned_data['host']
new_port = form.cleaned_data['port']
fields = {'host': new_host, 'port': new_port}
try:
db.update_user_gateway(g_id, **fields)
except Exception as e:
logging.error("Unable to update UG with ID %s. Error was %s." %
(g_id, e))
session['message'] = "Error. Unable to change user gateway."
return redirect('django_ug.views.viewgateway', g_id)
session['new_change'] = "We've updated your UG."
session['next_url'] = '/syn/UG/viewgateway/' + str(g_id)
session['next_message'] = "Click here to go back to your gateway."
return HttpResponseRedirect('/syn/thanks')
else:
session['message'] = "Invalid form entries for gateway location."
return redirect('django_ug.views.viewgateway', g_id)
def viewgateway(request, g_id=0):
'''
The view for viewing and changing any of the main settings on any UG. Passes
forms for changing different settings, and the volumes attached to the gateway.
'''
session = request.session
username = session['login_email']
message = session.pop('message', "")
g_id = int(g_id)
g = db.read_user_gateway(g_id)
if not g:
logging.error("Error reading gateway %d : Does note exist" % g_id)
message = "No user gateway with the ID %d exists." % g_id
t = loader.get_template("gateway_templates/viewgateway_failure.html")
c = Context({'message': message, 'username': username})
return HttpResponse(t.render(c))
# Create necessary forms
location_form = gatewayforms.ModifyGatewayLocation(initial={
'host': g.host,
'port': g.port
})
change_form = gatewayforms.ChangeVolume()
password_form = libforms.Password()
change_password_form = libforms.ChangePassword()
vol = db.read_volume(g.volume_id)
if not vol:
vol = None
owner = None
"""
if g.volume_id != 0:
logging.error("Volume ID %s in gateways volume_ids does not map to volume. Gateway: %s" % (g.volume_id, g_id))
return redirect('django_ug.views.allgateways')
else:
vol = None
owner = None
"""
else:
attrs = {"SyndicateUser.owner_id ==": vol.owner_id}
owner = db.get_user(attrs)
logging.info(owner)
logging.info(vol.owner_id)
t = loader.get_template("gateway_templates/viewusergateway.html")
c = RequestContext(
request, {
'username': username,
'gateway': g,
'message': message,
'vol': vol,
'owner': owner,
'location_form': location_form,
'change_form': change_form,
'password_form': password_form,
'change_password_form': change_password_form
})
return HttpResponse(t.render(c))
def viewgateway(request, g_id=0):
'''
The view for viewing and changing any of the main settings on any AG. Passes
forms for changing different settings, and the volumes attached to the gateway.
'''
session = request.session
username = session['login_email']
g_id = int(g_id)
# Check for passed error messages or inital data from session-state.
message = session.pop('message', "")
ag_initial_data = session.get('ag_initial_data' + str(g_id), [])
# Make sure this gateway actually exists.
g = db.read_acquisition_gateway(g_id)
if not g:
logging.error("Error reading gateway %s : Does not exist." % (g_id))
message = "No acquisition gateway with the ID %s exists." % g_id
t = loader.get_template("gateway_templates/viewgateway_failure.html")
c = Context({'message': message, 'username': username})
return HttpResponse(t.render(c))
# Create forms for changing location, adding volumes,
# changing password, getting password, and changing config
location_form = gatewayforms.ModifyGatewayLocation(initial={
'host': g.host,
'port': g.port
})
add_form = gatewayforms.GatewayAddVolume()
json_form = gatewayforms.ModifyGatewayConfig()
password_form = libforms.Password()
change_password_form = libforms.ChangePassword()
# Get all attached volumes and their respective owners
owners = []
vols = []
for v_id in g.volume_ids:
vol = db.read_volume(v_id)
if not vol:
logging.error(
"Volume ID in gateways volume_ids does not map to volume. Gateway: %s"
% g_name)
else:
vols.append(vol)
attrs = {"SyndicateUser.owner_id ==": vol.owner_id}
owners.append(db.get_user(attrs))
vol_owners = zip(vols, owners)
# Create formatted data based on vols for the formset, if not passed in state.
if not ag_initial_data:
for v in vols:
ag_initial_data.append({'volume_name': v.name, 'remove': False})
session['ag_initial_data' + str(g_id)] = ag_initial_data
VolumeFormSet = formset_factory(gatewayforms.GatewayRemoveVolume, extra=0)
if ag_initial_data:
formset = VolumeFormSet(initial=ag_initial_data)
else:
formset = None
t = loader.get_template("gateway_templates/viewacquisitiongateway.html")
c = RequestContext(
request, {
'username': username,
'gateway': g,
'message': message,
'vol_owners': vol_owners,
'location_form': location_form,
'add_form': add_form,
'json_form': json_form,
'remove_forms': formset,
'password_form': password_form,
'change_password_form': change_password_form
})
return HttpResponse(t.render(c))