704c5a52f3
Modify "defaul.t" to "default." Change-Id: I2e4e18bbb2b526fd7dcd63cfe42a31050e3c9983
439 lines
17 KiB
Python
439 lines
17 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2013, Big Switch Networks, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import logging
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import re
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from django.utils.translation import ugettext as _
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from horizon import exceptions
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from horizon import forms
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from horizon.utils import fields
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from horizon import workflows
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from openstack_dashboard import api
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LOG = logging.getLogger(__name__)
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class AddPoolAction(workflows.Action):
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name = forms.CharField(max_length=80, label=_("Name"))
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description = forms.CharField(
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initial="", required=False,
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max_length=80, label=_("Description"))
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subnet_id = forms.ChoiceField(label=_("Subnet"))
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protocol = forms.ChoiceField(label=_("Protocol"))
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lb_method = forms.ChoiceField(label=_("Load Balancing Method"))
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admin_state_up = forms.BooleanField(label=_("Admin State"),
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initial=True, required=False)
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def __init__(self, request, *args, **kwargs):
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super(AddPoolAction, self).__init__(request, *args, **kwargs)
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tenant_id = request.user.tenant_id
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subnet_id_choices = [('', _("Select a Subnet"))]
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try:
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networks = api.quantum.network_list_for_tenant(request, tenant_id)
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except:
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exceptions.handle(request,
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_('Unable to retrieve networks list.'))
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networks = []
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for n in networks:
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for s in n['subnets']:
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subnet_id_choices.append((s.id, s.cidr))
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self.fields['subnet_id'].choices = subnet_id_choices
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protocol_choices = [('', _("Select a Protocol"))]
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protocol_choices.append(('HTTP', 'HTTP'))
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protocol_choices.append(('HTTPS', 'HTTPS'))
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self.fields['protocol'].choices = protocol_choices
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lb_method_choices = [('', _("Select a Protocol"))]
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lb_method_choices.append(('ROUND_ROBIN', 'ROUND_ROBIN'))
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lb_method_choices.append(('LEAST_CONNECTIONS', 'LEAST_CONNECTIONS'))
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lb_method_choices.append(('SOURCE_IP', 'SOURCE_IP'))
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self.fields['lb_method'].choices = lb_method_choices
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class Meta:
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name = _("PoolDetails")
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permissions = ('openstack.services.network',)
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help_text = _("Create Pool for current tenant.\n\n"
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"Assign a name and description for the pool. "
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"Choose one subnet where all members of this "
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"pool must be on. "
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"Select the protocol and load balancing method "
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"for this pool. "
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"Admin State is UP (checked) by default.")
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class AddPoolStep(workflows.Step):
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action_class = AddPoolAction
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contributes = ("name", "description", "subnet_id",
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"protocol", "lb_method", "admin_state_up")
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def contribute(self, data, context):
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context = super(AddPoolStep, self).contribute(data, context)
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if data:
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return context
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class AddPool(workflows.Workflow):
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slug = "addpool"
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name = _("Add Pool")
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finalize_button_name = _("Add")
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success_message = _('Added Pool "%s".')
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failure_message = _('Unable to add Pool "%s".')
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success_url = "horizon:project:loadbalancers:index"
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default_steps = (AddPoolStep,)
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def format_status_message(self, message):
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name = self.context.get('name')
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return message % name
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def handle(self, request, context):
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try:
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pool = api.lbaas.pool_create(request, **context)
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return True
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except:
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msg = self.format_status_message(self.failure_message)
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exceptions.handle(request, msg)
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return False
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class AddVipAction(workflows.Action):
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name = forms.CharField(max_length=80, label=_("Name"))
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description = forms.CharField(
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initial="", required=False,
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max_length=80, label=_("Description"))
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floatip_address = forms.ChoiceField(
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label=_("Vip Address from Floating IPs"),
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widget=forms.Select(attrs={'disabled': 'disabled'}),
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required=False)
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other_address = fields.IPField(required=False,
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initial="",
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version=fields.IPv4,
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mask=False)
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protocol_port = forms.CharField(max_length=80, label=_("Protocol Port"))
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protocol = forms.ChoiceField(label=_("Protocol"))
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session_persistence = forms.ChoiceField(
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required=False, initial={}, label=_("Session Persistence"))
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cookie_name = forms.CharField(
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initial="", required=False,
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max_length=80, label=_("Cookie Name"),
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help_text=_("Required for APP_COOKIE persistence;"
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" Ignored otherwise."))
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connection_limit = forms.CharField(
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max_length=80, label=_("Connection Limit"))
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admin_state_up = forms.BooleanField(
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label=_("Admin State"), initial=True, required=False)
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def __init__(self, request, *args, **kwargs):
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super(AddVipAction, self).__init__(request, *args, **kwargs)
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self.fields['other_address'].label = _("Specify a free IP address"
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" from %s" %
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args[0]['subnet'])
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protocol_choices = [('', _("Select a Protocol"))]
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protocol_choices.append(('HTTP', 'HTTP'))
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protocol_choices.append(('HTTPS', 'HTTPS'))
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self.fields['protocol'].choices = protocol_choices
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session_persistence_choices = [('', _("Set Session Persistence"))]
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for mode in ('SOURCE_IP', 'HTTP_COOKIE', 'APP_COOKIE'):
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session_persistence_choices.append((mode, mode))
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self.fields[
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'session_persistence'].choices = session_persistence_choices
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floatip_address_choices = [('', _("Currently Not Supported"))]
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self.fields['floatip_address'].choices = floatip_address_choices
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class Meta:
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name = _("AddVip")
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permissions = ('openstack.services.network',)
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help_text = _("Create a vip (virtual IP) for this pool. "
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"Assign a name and description for the vip. "
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"Specify an IP address and port for the vip. "
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"Choose the protocol and session persistence "
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"method for the vip."
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"Specify the max connections allowed. "
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"Admin State is UP (checked) by default.")
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class AddVipStep(workflows.Step):
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action_class = AddVipAction
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depends_on = ("pool_id", "subnet")
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contributes = ("name", "description", "floatip_address",
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"other_address", "protocol_port", "protocol",
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"session_persistence", "cookie_name",
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"connection_limit", "admin_state_up")
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def contribute(self, data, context):
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context = super(AddVipStep, self).contribute(data, context)
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return context
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class AddVip(workflows.Workflow):
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slug = "addvip"
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name = _("Add Vip")
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finalize_button_name = _("Add")
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success_message = _('Added Vip "%s".')
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failure_message = _('Unable to add Vip "%s".')
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success_url = "horizon:project:loadbalancers:index"
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default_steps = (AddVipStep,)
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def format_status_message(self, message):
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name = self.context.get('name')
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return message % name
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def handle(self, request, context):
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if context['other_address'] == '':
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context['address'] = context['floatip_address']
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else:
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if not context['floatip_address'] == '':
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self.failure_message = _('Only one address can be specified.'
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'Unable to add Vip %s.')
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return False
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else:
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context['address'] = context['other_address']
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try:
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pool = api.lbaas.pool_get(request, context['pool_id'])
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context['subnet_id'] = pool['subnet_id']
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except:
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context['subnet_id'] = None
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exceptions.handle(request,
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_('Unable to retrieve pool.'))
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return False
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if context['session_persistence']:
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stype = context['session_persistence']
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if stype == 'APP_COOKIE':
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if context['cookie_name'] == "":
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self.failure_message = _('Cookie name must be specified '
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'with APP_COOKIE persistence.')
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return False
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else:
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cookie = context['cookie_name']
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context['session_persistence'] = {'type': stype,
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'cookie_name': cookie}
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else:
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context['session_persistence'] = {'type': stype}
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else:
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context['session_persistence'] = {}
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try:
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api.lbaas.vip_create(request, **context)
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return True
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except:
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msg = self.format_status_message(self.failure_message)
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exceptions.handle(request, msg)
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return False
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class AddMemberAction(workflows.Action):
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pool_id = forms.ChoiceField(label=_("Pool"))
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members = forms.MultipleChoiceField(
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label=_("Member(s)"),
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required=True,
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initial=["default"],
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widget=forms.CheckboxSelectMultiple(),
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help_text=_("Select members for this pool "))
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weight = forms.CharField(max_length=80, label=_("Weight"))
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protocol_port = forms.CharField(max_length=80, label=_("Protocol Port"))
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admin_state_up = forms.BooleanField(label=_("Admin State"),
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initial=True, required=False)
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def __init__(self, request, *args, **kwargs):
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super(AddMemberAction, self).__init__(request, *args, **kwargs)
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pool_id_choices = [('', _("Select a Pool"))]
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try:
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pools = api.lbaas.pools_get(request)
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except:
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pools = []
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exceptions.handle(request,
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_('Unable to retrieve pools list.'))
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pools = sorted(pools,
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key=lambda pool: pool.name)
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for p in pools:
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pool_id_choices.append((p.id, p.name))
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self.fields['pool_id'].choices = pool_id_choices
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members_choices = []
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try:
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servers = api.nova.server_list(request)
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except:
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servers = []
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exceptions.handle(request,
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_('Unable to retrieve instances list.'))
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if len(servers) == 0:
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self.fields['members'].label = _("No servers available. "
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"Click Add to cancel.")
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self.fields['members'].required = False
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self.fields['members'].help_text = _("Select members "
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"for this pool ")
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self.fields['pool_id'].required = False
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self.fields['weight'].required = False
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self.fields['protocol_port'].required = False
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return
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for m in servers:
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members_choices.append((m.id, m.name))
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self.fields['members'].choices = sorted(
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members_choices,
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key=lambda member: member[1])
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class Meta:
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name = _("MemberDetails")
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permissions = ('openstack.services.network',)
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help_text = _("Add member to selected pool.\n\n"
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"Choose one or more listed instances to be "
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"added to the pool as member(s). "
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"Assign a numeric weight for this member "
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"Specify the port number the member(s) "
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"operate on; e.g., 80.")
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class AddMemberStep(workflows.Step):
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action_class = AddMemberAction
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contributes = ("pool_id", "members", "protocol_port", "weight",
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"admin_state_up")
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def contribute(self, data, context):
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context = super(AddMemberStep, self).contribute(data, context)
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return context
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class AddMember(workflows.Workflow):
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slug = "addmember"
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name = _("Add Member")
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finalize_button_name = _("Add")
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success_message = _('Added Member "%s".')
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failure_message = _('Unable to add Member %s.')
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success_url = "horizon:project:loadbalancers:index"
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default_steps = (AddMemberStep,)
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def handle(self, request, context):
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if context['members'] == []:
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self.failure_message = _('No instances available.%s')
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context['member_id'] = ''
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return False
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for m in context['members']:
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params = {'device_id': m}
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try:
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plist = api.quantum.port_list(request, **params)
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except:
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plist = []
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exceptions.handle(request,
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_('Unable to retrieve ports list.'))
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return False
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if plist:
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context['address'] = plist[0].fixed_ips[0]['ip_address']
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try:
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context['member_id'] = api.lbaas.member_create(
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request, **context).id
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except:
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exceptions.handle(request, _("Unable to add member."))
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return False
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return True
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class AddMonitorAction(workflows.Action):
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pool_id = forms.ChoiceField(label=_("Pool"))
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type = forms.ChoiceField(label=_("Type"))
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delay = forms.CharField(max_length=80, label=_("Delay"))
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timeout = forms.CharField(max_length=80, label=_("Timeout"))
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max_retries = forms.CharField(max_length=80,
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label=_("Max Retries (1~10)"))
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http_method = forms.ChoiceField(
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initial="GET", required=False, label=_("HTTP Method"))
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url_path = forms.CharField(
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initial="/", required=False, max_length=80, label=_("URL"))
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expected_codes = forms.CharField(
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initial="200", required=False, max_length=80,
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label=_("Expected HTTP Status Codes"))
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admin_state_up = forms.BooleanField(label=_("Admin State"),
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initial=True, required=False)
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def __init__(self, request, *args, **kwargs):
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super(AddMonitorAction, self).__init__(request, *args, **kwargs)
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pool_id_choices = [('', _("Select a Pool"))]
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try:
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pools = api.lbaas.pools_get(request)
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for p in pools:
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pool_id_choices.append((p.id, p.name))
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except:
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exceptions.handle(request,
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_('Unable to retrieve pools list.'))
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self.fields['pool_id'].choices = pool_id_choices
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type_choices = [('', _("Select Type"))]
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type_choices.append(('PING', 'PING'))
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type_choices.append(('TCP', 'TCP'))
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type_choices.append(('HTTP', 'HTTP'))
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type_choices.append(('HTTPS', 'HTTPS'))
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self.fields['type'].choices = type_choices
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http_method_choices = [('', _("Select HTTP Method"))]
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http_method_choices.append(('GET', 'GET'))
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self.fields['http_method'].choices = http_method_choices
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class Meta:
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name = _("MonitorDetails")
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permissions = ('openstack.services.network',)
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help_text = _("Create a monitor for a pool.\n\n"
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"Select target pool and type of monitoring. "
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"Specify delay, timeout, and retry limits "
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"required by the monitor. "
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"Specify method, URL path, and expected "
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"HTTP codes upon success.")
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class AddMonitorStep(workflows.Step):
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action_class = AddMonitorAction
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contributes = ("pool_id", "type", "delay", "timeout", "max_retries",
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"http_method", "url_path", "expected_codes",
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"admin_state_up")
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def contribute(self, data, context):
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context = super(AddMonitorStep, self).contribute(data, context)
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if data:
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return context
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class AddMonitor(workflows.Workflow):
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slug = "addmonitor"
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name = _("Add Monitor")
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finalize_button_name = _("Add")
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success_message = _('Added Monitor "%s".')
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failure_message = _('Unable to add Monitor "%s".')
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success_url = "horizon:project:loadbalancers:index"
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default_steps = (AddMonitorStep,)
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def handle(self, request, context):
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try:
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context['monitor_id'] = api.lbaas.pool_health_monitor_create(
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request, **context).get('id')
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return True
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except:
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exceptions.handle(request, _("Unable to add monitor."))
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return False
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