def changepassword(request, g_id):
'''
Handler for changing gateway password. Since it can't use precheck because of password reasons,
must verify POST-ness itself.
'''
session = request.session
username = session['login_email']
g_id = int(g_id)
# Precheck
if request.method != "POST":
return redirect('/syn/RG/viewgateway/' + str(g_id))
try:
g = db.read_replica_gateway(g_id)
if not g:
raise Exception("No gateway exists.")
except Exception as e:
logging.error("Error reading gateway %d : Exception: %s" % (g_id, e))
message = "No replica 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))
form = libforms.ChangePassword(request.POST)
if not form.is_valid():
session['message'] = "You must fill out all password fields."
return redirect('django_rg.views.viewgateway', g_id)
else:
# Check password hash
if not RG.authenticate(g, form.cleaned_data['oldpassword']):
session['message'] = "Incorrect password."
return redirect('django_rg.views.viewgateway', g_id)
elif form.cleaned_data['newpassword_1'] != form.cleaned_data[
'newpassword_2']:
session['message'] = "Your new passwords did not match each other."
return redirect('django_rg.views.viewgateway', g_id)
# Ok to change password
else:
new_hash = RG.generate_password_hash(
form.cleaned_data['newpassword_1'])
fields = {'ms_password_hash': new_hash}
try:
db.update_replica_gateway(g_id, **fields)
except Exception as e:
logging.error(
"Unable to update replica gateway %d. Exception %s" %
(g_id, e))
session['message'] = "Unable to update gateway."
return redirect('django_rg.views.viewgateway', g_id)
session['new_change'] = "We've changed your gateways's password."
session['next_url'] = '/syn/RG/viewgateway/' + str(g_id)
session['next_message'] = "Click here to go back to your volume."
return redirect('/syn/thanks')
def changepassword(request, g_id):
'''
Handler for changing gateway password. Since it can't use precheck because of password reasons,
must verify POST-ness itself.
'''
session = request.session
username = session['login_email']
g_id = int(g_id)
# Precheck
if request.method != "POST":
return redirect('/syn/RG/viewgateway/' + str(g_id))
try:
g = db.read_replica_gateway(g_id)
if not g:
raise Exception("No gateway exists.")
except Exception as e:
logging.error("Error reading gateway %d : Exception: %s" % (g_id, e))
message = "No replica 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))
form = libforms.ChangePassword(request.POST)
if not form.is_valid():
session['message'] = "You must fill out all password fields."
return redirect('django_rg.views.viewgateway', g_id)
else:
# Check password hash
if not RG.authenticate(g, form.cleaned_data['oldpassword']):
session['message'] = "Incorrect password."
return redirect('django_rg.views.viewgateway', g_id)
elif form.cleaned_data['newpassword_1'] != form.cleaned_data['newpassword_2']:
session['message'] = "Your new passwords did not match each other."
return redirect('django_rg.views.viewgateway', g_id)
# Ok to change password
else:
new_hash = RG.generate_password_hash(form.cleaned_data['newpassword_1'])
fields = {'ms_password_hash':new_hash}
try:
db.update_replica_gateway(g_id, **fields)
except Exception as e:
logging.error("Unable to update replica gateway %d. Exception %s" % (g_id, e))
session['message'] = "Unable to update gateway."
return redirect('django_rg.views.viewgateway', g_id)
session['new_change'] = "We've changed your gateways's password."
session['next_url'] = '/syn/RG/viewgateway/' + str(g_id)
session['next_message'] = "Click here to go back to your volume."
return redirect('/syn/thanks')
def rg_wrapper(request, g_id):
if not request.POST:
return redirect('django_rg.views.viewgateway', g_id=g_id)
session = request.session
username = session['login_email']
try:
g = db.read_replica_gateway(g_id)
if not g:
raise Exception("No gateway exists.")
except Exception as e:
logging.error("Error reading gateway %s : Exception: %s" % (g_id, e))
message = "No replica gateway by the name of %s exists." % g_id
t = loader.get_template("gateway_templates/viewgateway_failure.html")
c = Context({'message':message, 'username':username})
return HttpResponse(t.render(c))
form = libforms.Password(request.POST)
if not form.is_valid():
session['message'] = "Password required."
return redirect(redirect_view, g_id)
# Check password hash
if not RG.authenticate(g, form.cleaned_data['password']):
session['message'] = "Incorrect password."
return redirect(redirect_view, g_id)
return f(request, g_id)
def rg_wrapper(request, g_id):
if not request.POST:
return redirect('django_rg.views.viewgateway', g_id=g_id)
session = request.session
username = session['login_email']
try:
g = db.read_replica_gateway(g_id)
if not g:
raise Exception("No gateway exists.")
except Exception as e:
logging.error("Error reading gateway %s : Exception: %s" %
(g_id, e))
message = "No replica gateway by the name of %s exists." % g_id
t = loader.get_template(
"gateway_templates/viewgateway_failure.html")
c = Context({'message': message, 'username': username})
return HttpResponse(t.render(c))
form = libforms.Password(request.POST)
if not form.is_valid():
session['message'] = "Password required."
return redirect(redirect_view, g_id)
# Check password hash
if not RG.authenticate(g, form.cleaned_data['password']):
session['message'] = "Incorrect password."
return redirect(redirect_view, g_id)
return f(request, g_id)
def delete(request, g_id):
'''
View for deleting AG.
'''
# Helper method used to simplify error-handling. When fields are entered incorrectly,
# a session message is set and this method is called.
def give_delete_form(username, g, session):
form = gatewayforms.DeleteGateway()
t = loader.get_template(
'gateway_templates/delete_replica_gateway.html')
c = RequestContext(
request, {
'username': username,
'g': g,
'form': form,
'message': session.pop('message', "")
})
return HttpResponse(t.render(c))
# Once again isolating transactional for views that update multiple entities
@transactional(xg=True)
def delete_and_update(rg_id, attached_volume_ids):
db.delete_replica_gateway(rg_id)
for v in attached_volume_ids:
vol = db.read_volume(v)
if not vol:
continue
new_rg_ids = vol.rg_ids
new_rg_ids.remove(rg_id)
attrs = {"rg_ids": new_rg_ids}
db.update_volume(v, **attrs)
session.pop("rg_initial_data" + str(g_id), None)
session = request.session
username = session['login_email']
g_id = int(g_id)
rg = db.read_replica_gateway(g_id)
if not rg:
t = loader.get_template(
'gateway_templates/delete_replica_gateway_failure.html')
c = RequestContext(request, {'username': username, 'g_name': g_name})
return HttpResponse(t.render(c))
if request.POST:
# Validate input forms
form = gatewayforms.DeleteGateway(request.POST)
if form.is_valid():
if not RG.authenticate(rg, form.cleaned_data['g_password']):
session['message'] = "Incorrect Replica Gateway password"
return give_delete_form(username, rg, session)
if not form.cleaned_data['confirm_delete']:
session[
'message'] = "You must tick the delete confirmation box."
return give_delete_form(username, rg, session)
delete_and_update(g_id, rg.volume_ids)
session['new_change'] = "Your gateway has been deleted."
session['next_url'] = '/syn/RG/allgateways'
session['next_message'] = "Click here to see all replica gateways."
return redirect('/syn/thanks/')
# invalid forms
else:
# Prep error message
session['message'] = "Invalid form entry: "
for k, v in form.errors.items():
session[
'message'] = session['message'] + "\"" + k + "\"" + " -> "
for m in v:
session['message'] = session['message'] + m + " "
return give_delete_form(username, rg, session)
else:
# Not a POST, give them blank form
return give_delete_form(username, rg, session)
def delete(request, g_id):
'''
View for deleting AG.
'''
# Helper method used to simplify error-handling. When fields are entered incorrectly,
# a session message is set and this method is called.
def give_delete_form(username, g, session):
form = gatewayforms.DeleteGateway()
t = loader.get_template('gateway_templates/delete_replica_gateway.html')
c = RequestContext(request, {'username':username, 'g':g, 'form':form, 'message':session.pop('message', "")})
return HttpResponse(t.render(c))
# Once again isolating transactional for views that update multiple entities
@transactional(xg=True)
def delete_and_update(rg_id, attached_volume_ids):
db.delete_replica_gateway(rg_id)
for v in attached_volume_ids:
vol = db.read_volume(v)
if not vol:
continue
new_rg_ids = vol.rg_ids
new_rg_ids.remove(rg_id)
attrs = {"rg_ids":new_rg_ids}
db.update_volume(v, **attrs)
session.pop("rg_initial_data" + str(g_id), None)
session = request.session
username = session['login_email']
g_id = int(g_id)
rg = db.read_replica_gateway(g_id)
if not rg:
t = loader.get_template('gateway_templates/delete_replica_gateway_failure.html')
c = RequestContext(request, {'username':username, 'g_name':g_name})
return HttpResponse(t.render(c))
if request.POST:
# Validate input forms
form = gatewayforms.DeleteGateway(request.POST)
if form.is_valid():
if not RG.authenticate(rg, form.cleaned_data['g_password']):
session['message'] = "Incorrect Replica Gateway password"
return give_delete_form(username, rg, session)
if not form.cleaned_data['confirm_delete']:
session['message'] = "You must tick the delete confirmation box."
return give_delete_form(username, rg, session)
delete_and_update(g_id, rg.volume_ids)
session['new_change'] = "Your gateway has been deleted."
session['next_url'] = '/syn/RG/allgateways'
session['next_message'] = "Click here to see all replica gateways."
return redirect('/syn/thanks/')
# invalid forms
else:
# Prep error message
session['message'] = "Invalid form entry: "
for k, v in form.errors.items():
session['message'] = session['message'] + "\"" + k + "\"" + " -> "
for m in v:
session['message'] = session['message'] + m + " "
return give_delete_form(username, rg, session)
else:
# Not a POST, give them blank form
return give_delete_form(username, rg, session)
