Source code for openstack_dashboard.dashboards.project.loadbalancers.views

#    Copyright 2013, Big Switch Networks, Inc.
#
#    Licensed under the Apache License, Version 2.0 (the "License"); you may
#    not use this file except in compliance with the License. You may obtain
#    a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#    License for the specific language governing permissions and limitations
#    under the License.

from django.core.urlresolvers import reverse
from django.core.urlresolvers import reverse_lazy
from django.utils.translation import ugettext_lazy as _

from horizon import exceptions
from horizon import forms
from horizon import tabs
from horizon.utils import memoized
from horizon import workflows

from openstack_dashboard import api
from openstack_dashboard.dashboards.project.loadbalancers \
    import forms as project_forms
from openstack_dashboard.dashboards.project.loadbalancers \
    import tables as project_tables
from openstack_dashboard.dashboards.project.loadbalancers \
    import tabs as project_tabs
from openstack_dashboard.dashboards.project.loadbalancers import utils
from openstack_dashboard.dashboards.project.loadbalancers \
    import workflows as project_workflows


[docs]class IndexView(tabs.TabbedTableView): tab_group_class = (project_tabs.LoadBalancerTabs) template_name = 'project/loadbalancers/details_tabs.html' page_title = _("Load Balancer")
[docs]class AddPoolView(workflows.WorkflowView): workflow_class = project_workflows.AddPool
[docs]class AddVipView(workflows.WorkflowView): workflow_class = project_workflows.AddVip
[docs] def get_initial(self): initial = super(AddVipView, self).get_initial() initial['pool_id'] = self.kwargs['pool_id'] try: pool = api.lbaas.pool_get(self.request, initial['pool_id']) initial['subnet'] = api.neutron.subnet_get( self.request, pool.subnet_id).cidr except Exception as e: initial['subnet'] = '' msg = _('Unable to retrieve pool subnet. %s') % e exceptions.handle(self.request, msg) return initial
[docs]class AddMemberView(workflows.WorkflowView): workflow_class = project_workflows.AddMember
[docs]class AddMonitorView(workflows.WorkflowView): workflow_class = project_workflows.AddMonitor
[docs]class PoolDetailsView(tabs.TabView): tab_group_class = project_tabs.PoolDetailsTabs template_name = 'horizon/common/_detail.html' page_title = "{{ pool.name|default:pool.id }}" @memoized.memoized_method
[docs] def get_data(self): pid = self.kwargs['pool_id'] try: pool = api.lbaas.pool_get(self.request, pid) except Exception: pool = [] exceptions.handle(self.request, _('Unable to retrieve pool details.')) else: for monitor in pool.health_monitors: display_name = utils.get_monitor_display_name(monitor) setattr(monitor, 'display_name', display_name) return pool
[docs] def get_context_data(self, **kwargs): context = super(PoolDetailsView, self).get_context_data(**kwargs) pool = self.get_data() context['pool'] = pool table = project_tables.PoolsTable(self.request) context["url"] = self.get_redirect_url() context["actions"] = table.render_row_actions(pool) return context
[docs] def get_tabs(self, request, *args, **kwargs): pool = self.get_data() return self.tab_group_class(self.request, pool=pool, **kwargs)
@staticmethod
[docs] def get_redirect_url(): return reverse_lazy("horizon:project:loadbalancers:index")
[docs]class VipDetailsView(tabs.TabView): tab_group_class = project_tabs.VipDetailsTabs template_name = 'horizon/common/_detail.html' page_title = "{{ vip.name|default:vip_id }}" @memoized.memoized_method
[docs] def get_data(self): vid = self.kwargs['vip_id'] vip = [] try: vip = api.lbaas.vip_get(self.request, vid) fips = api.network.tenant_floating_ip_list(self.request) vip_fip = [fip for fip in fips if fip.port_id == vip.port.id] if vip_fip: vip.fip = vip_fip[0] except Exception: exceptions.handle(self.request, _('Unable to retrieve VIP details.')) return vip
[docs] def get_context_data(self, **kwargs): context = super(VipDetailsView, self).get_context_data(**kwargs) vip = self.get_data() context['vip'] = vip vip_nav = vip.pool.name_or_id breadcrumb = [ (vip_nav, reverse('horizon:project:loadbalancers:vipdetails', args=(vip.id,))), (_("VIP"), None) ] context["custom_breadcrumb"] = breadcrumb return context
[docs] def get_tabs(self, request, *args, **kwargs): vip = self.get_data() return self.tab_group_class(request, vip=vip, **kwargs)
@staticmethod
[docs] def get_redirect_url(): return reverse("horizon:project:loadbalancers:index")
[docs]class MemberDetailsView(tabs.TabView): tab_group_class = project_tabs.MemberDetailsTabs template_name = 'horizon/common/_detail.html' page_title = "{{ member.name|default:member.id }}" @memoized.memoized_method
[docs] def get_data(self): mid = self.kwargs['member_id'] try: return api.lbaas.member_get(self.request, mid) except Exception: exceptions.handle(self.request, _('Unable to retrieve member details.'))
[docs] def get_context_data(self, **kwargs): context = super(MemberDetailsView, self).get_context_data(**kwargs) member = self.get_data() context['member'] = member member_nav = member.pool.name_or_id breadcrumb = [ (member_nav, reverse('horizon:project:loadbalancers:pooldetails', args=(member.pool.id,))), (_("Members"), reverse('horizon:project:loadbalancers:members')), ] context["custom_breadcrumb"] = breadcrumb table = project_tables.MembersTable(self.request) context["url"] = self.get_redirect_url() context["actions"] = table.render_row_actions(member) return context
[docs] def get_tabs(self, request, *args, **kwargs): member = self.get_data() return self.tab_group_class(request, member=member, **kwargs)
@staticmethod
[docs] def get_redirect_url(): return reverse_lazy("horizon:project:loadbalancers:index")
[docs]class MonitorDetailsView(tabs.TabView): tab_group_class = project_tabs.MonitorDetailsTabs template_name = 'horizon/common/_detail.html' page_title = "{{ monitor.name|default:monitor.id }}" @memoized.memoized_method
[docs] def get_data(self): mid = self.kwargs['monitor_id'] try: return api.lbaas.pool_health_monitor_get(self.request, mid) except Exception: exceptions.handle(self.request, _('Unable to retrieve monitor details.'))
[docs] def get_context_data(self, **kwargs): context = super(MonitorDetailsView, self).get_context_data(**kwargs) monitor = self.get_data() context['monitor'] = monitor breadcrumb = [ (_("Monitors"), reverse('horizon:project:loadbalancers:monitors')), ] context["custom_breadcrumb"] = breadcrumb table = project_tables.MonitorsTable(self.request) context["url"] = self.get_redirect_url() context["actions"] = table.render_row_actions(monitor) return context
[docs] def get_tabs(self, request, *args, **kwargs): monitor = self.get_data() return self.tab_group_class(request, monitor=monitor, **kwargs)
@staticmethod
[docs] def get_redirect_url(): return reverse_lazy("horizon:project:loadbalancers:index")
[docs]class UpdatePoolView(forms.ModalFormView): form_class = project_forms.UpdatePool form_id = "update_pool_form" modal_header = _("Edit Pool") template_name = "project/loadbalancers/updatepool.html" context_object_name = 'pool' submit_label = _("Save Changes") submit_url = "horizon:project:loadbalancers:updatepool" success_url = reverse_lazy("horizon:project:loadbalancers:index") page_title = _("Edit Pool")
[docs] def get_context_data(self, **kwargs): context = super(UpdatePoolView, self).get_context_data(**kwargs) context["pool_id"] = self.kwargs['pool_id'] args = (self.kwargs['pool_id'],) context['submit_url'] = reverse(self.submit_url, args=args) return context
@memoized.memoized_method def _get_object(self, *args, **kwargs): pool_id = self.kwargs['pool_id'] try: return api.lbaas.pool_get(self.request, pool_id) except Exception as e: redirect = self.success_url msg = _('Unable to retrieve pool details. %s') % e exceptions.handle(self.request, msg, redirect=redirect)
[docs] def get_initial(self): pool = self._get_object() return {'name': pool['name'], 'pool_id': pool['id'], 'description': pool['description'], 'lb_method': pool['lb_method'], 'admin_state_up': pool['admin_state_up']}
[docs]class UpdateVipView(forms.ModalFormView): form_class = project_forms.UpdateVip form_id = "update_vip_form" modal_header = _("Edit VIP") template_name = "project/loadbalancers/updatevip.html" context_object_name = 'vip' submit_label = _("Save Changes") submit_url = "horizon:project:loadbalancers:updatevip" success_url = reverse_lazy("horizon:project:loadbalancers:index") page_title = _("Edit VIP")
[docs] def get_context_data(self, **kwargs): context = super(UpdateVipView, self).get_context_data(**kwargs) context["vip_id"] = self.kwargs['vip_id'] args = (self.kwargs['vip_id'],) context['submit_url'] = reverse(self.submit_url, args=args) return context
@memoized.memoized_method def _get_object(self, *args, **kwargs): vip_id = self.kwargs['vip_id'] try: return api.lbaas.vip_get(self.request, vip_id) except Exception as e: redirect = self.success_url msg = _('Unable to retrieve VIP details. %s') % e exceptions.handle(self.request, msg, redirect=redirect)
[docs] def get_initial(self): vip = self._get_object() persistence = getattr(vip, 'session_persistence', None) if persistence: stype = persistence['type'] if stype == 'APP_COOKIE': cookie = persistence['cookie_name'] else: cookie = '' else: stype = '' cookie = '' return {'name': vip['name'], 'vip_id': vip['id'], 'description': vip['description'], 'pool_id': vip['pool_id'], 'session_persistence': stype, 'cookie_name': cookie, 'connection_limit': vip['connection_limit'], 'admin_state_up': vip['admin_state_up']}
[docs]class UpdateMemberView(forms.ModalFormView): form_class = project_forms.UpdateMember form_id = "update_pool_form" modal_header = _("Edit Member") template_name = "project/loadbalancers/updatemember.html" context_object_name = 'member' submit_label = _("Save Changes") submit_url = "horizon:project:loadbalancers:updatemember" success_url = reverse_lazy("horizon:project:loadbalancers:index") page_title = _("Edit Member")
[docs] def get_context_data(self, **kwargs): context = super(UpdateMemberView, self).get_context_data(**kwargs) context["member_id"] = self.kwargs['member_id'] args = (self.kwargs['member_id'],) context['submit_url'] = reverse(self.submit_url, args=args) return context
@memoized.memoized_method def _get_object(self, *args, **kwargs): member_id = self.kwargs['member_id'] try: return api.lbaas.member_get(self.request, member_id) except Exception as e: redirect = self.success_url msg = _('Unable to retrieve member details. %s') % e exceptions.handle(self.request, msg, redirect=redirect)
[docs] def get_initial(self): member = self._get_object() return {'member_id': member['id'], 'pool_id': member['pool_id'], 'weight': member['weight'], 'admin_state_up': member['admin_state_up']}
[docs]class UpdateMonitorView(forms.ModalFormView): form_class = project_forms.UpdateMonitor form_id = "update_monitor_form" modal_header = _("Edit Monitor") template_name = "project/loadbalancers/updatemonitor.html" context_object_name = 'monitor' submit_label = _("Save Changes") submit_url = "horizon:project:loadbalancers:updatemonitor" success_url = reverse_lazy("horizon:project:loadbalancers:index") page_title = _("Edit Monitor")
[docs] def get_context_data(self, **kwargs): context = super(UpdateMonitorView, self).get_context_data(**kwargs) context["monitor_id"] = self.kwargs['monitor_id'] args = (self.kwargs['monitor_id'],) context['submit_url'] = reverse(self.submit_url, args=args) return context
@memoized.memoized_method def _get_object(self, *args, **kwargs): monitor_id = self.kwargs['monitor_id'] try: return api.lbaas.pool_health_monitor_get(self.request, monitor_id) except Exception as e: redirect = self.success_url msg = _('Unable to retrieve health monitor details. %s') % e exceptions.handle(self.request, msg, redirect=redirect)
[docs] def get_initial(self): monitor = self._get_object() return {'monitor_id': monitor['id'], 'delay': monitor['delay'], 'timeout': monitor['timeout'], 'max_retries': monitor['max_retries'], 'admin_state_up': monitor['admin_state_up']}
[docs]class AddPMAssociationView(workflows.WorkflowView): workflow_class = project_workflows.AddPMAssociation
[docs] def get_initial(self): initial = super(AddPMAssociationView, self).get_initial() initial['pool_id'] = self.kwargs['pool_id'] try: pool = api.lbaas.pool_get(self.request, initial['pool_id']) initial['pool_name'] = pool.name initial['pool_monitors'] = pool.health_monitors except Exception as e: msg = _('Unable to retrieve pool. %s') % e exceptions.handle(self.request, msg) return initial
[docs]class DeletePMAssociationView(workflows.WorkflowView): workflow_class = project_workflows.DeletePMAssociation
[docs] def get_initial(self): initial = super(DeletePMAssociationView, self).get_initial() initial['pool_id'] = self.kwargs['pool_id'] try: pool = api.lbaas.pool_get(self.request, initial['pool_id']) initial['pool_name'] = pool.name initial['pool_monitors'] = pool.health_monitors except Exception as e: msg = _('Unable to retrieve pool. %s') % e exceptions.handle(self.request, msg) return initial

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