Files
freezer-web-ui/disaster_recovery/jobs/workflows/create.py
qiaomin 7e3edaf05c Modify "Interval" field to select format
Modify the "Interval" filed in "Create Job" form
to select format, support user to choose 'Continuous',
'Weeks', 'Days' and so on. This makes the user input life easier.

Change-Id: Ida460d260d96c0b99f5ced035009221bba91b109
Closes-Bug: #1663235
2017-02-09 22:21:03 +08:00

229 lines
7.9 KiB
Python

# (c) Copyright 2014,2015 Hewlett-Packard Development Company, L.P.
#
# 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.
import datetime
from django import shortcuts
from django.utils.translation import ugettext_lazy as _
from horizon import exceptions
from horizon import forms
from horizon import workflows
import disaster_recovery.api.api as freezer_api
class ActionsConfigurationAction(workflows.Action):
pass
class Meta(object):
name = _("Actions")
slug = "actions"
help_text_template = "disaster_recovery/jobs" \
"/_actions.html"
class ActionsConfiguration(workflows.Step):
action_class = ActionsConfigurationAction
contributes = ('actions',)
class ClientsConfigurationAction(workflows.MembershipAction):
def __init__(self, request, *args, **kwargs):
super(ClientsConfigurationAction, self).__init__(request,
*args,
**kwargs)
err_msg = _('Unable to retrieve client list.')
job_id = args[0].get('job_id', None)
default_role_name = self.get_default_role_field_name()
self.fields[default_role_name] = forms.CharField(required=False)
self.fields[default_role_name].initial = 'member'
all_clients = []
try:
all_clients = freezer_api.Client(request).list()
except Exception:
exceptions.handle(request, err_msg)
client_list = [(c.uuid, c.hostname)
for c in all_clients]
field_name = self.get_member_field_name('member')
if not job_id:
self.fields[field_name] = forms.MultipleChoiceField()
self.fields[field_name].choices = client_list
class Meta:
name = _("Clients")
slug = 'selected_clients'
class ClientsConfiguration(workflows.UpdateMembersStep):
action_class = ClientsConfigurationAction
help_text = _("From here you can add and remove clients to "
"this job from the list of available clients")
available_list_title = _("All Clients")
members_list_title = _("Selected Clients")
no_available_text = _("No clients found.")
no_members_text = _("No clients selected.")
show_roles = False
contributes = ("clients",)
def contribute(self, data, context):
request = self.workflow.request
if data:
field_name = self.get_member_field_name('member')
context["clients"] = request.POST.getlist(field_name)
return context
class InfoConfigurationAction(workflows.Action):
actions = forms.CharField(
widget=forms.HiddenInput(),
required=False)
description = forms.CharField(
label=_("Job Name"),
help_text=_("Set a name for this job"))
job_id = forms.CharField(
widget=forms.HiddenInput(),
required=False)
schedule_start_date = forms.CharField(
label=_("Start Date and Time"),
required=False)
interval_uint = forms.ChoiceField(
label=_("Interval Unit"),
help_text=_("Set the unit for the Interval"),
required=False)
interval_value = forms.IntegerField(
label=_("Interval Value"),
initial=1,
min_value=1,
help_text=_("Set the interval value"),
required=False)
schedule_end_date = forms.CharField(
label=_("End Date and Time"),
required=False)
def __init__(self, request, context, *args, **kwargs):
self.request = request
self.context = context
super(InfoConfigurationAction, self).__init__(
request, context, *args, **kwargs)
def clean(self):
cleaned_data = super(InfoConfigurationAction, self).clean()
self._check_start_datetime(cleaned_data)
self._check_end_datetime(cleaned_data)
return cleaned_data
def _validate_iso_format(self, start_date):
try:
return datetime.datetime.strptime(
start_date, "%Y-%m-%dT%H:%M:%S")
except ValueError:
return False
def populate_interval_uint_choices(self, request, context):
return [
('', _("Please choose a interval unit")),
('continuous', _("Continuous")),
('weeks', _("Weeks")),
('days', _("Days")),
('hours', _("Hours")),
('minutes', _("Minutes")),
('seconds', _("Seconds")),
]
def _check_start_datetime(self, cleaned_data):
if cleaned_data.get('schedule_start_date') and not \
self._validate_iso_format(
cleaned_data.get('schedule_start_date')):
msg = _("Start date time is not in ISO format.")
self._errors['schedule_start_date'] = self.error_class([msg])
if (cleaned_data.get('schedule_start_date') and
cleaned_data.get('schedule_end_date')) and\
not cleaned_data.get('schedule_unit'):
msg = _("Please provide this value.")
self._errors['schedule_unit'] = self.error_class([msg])
if (cleaned_data.get('schedule_end_date') and
not cleaned_data.get('schedule_start_date')) and\
not cleaned_data.get('schedule_unit'):
msg = _("Please provide this value.")
self._errors['schedule_start_date'] = self.error_class([msg])
def _check_end_datetime(self, cleaned_data):
if cleaned_data.get('end_datetime') and not \
self._validate_iso_format(
cleaned_data.get('schedule_end_date')):
msg = _("End date time is not in ISO format.")
self._errors['schedule_end_date'] = self.error_class([msg])
class Meta(object):
name = _("Job Info")
slug = "info"
help_text_template = "disaster_recovery/jobs" \
"/_info.html"
class InfoConfiguration(workflows.Step):
action_class = InfoConfigurationAction
contributes = ('description',
'job_id',
'actions',
'schedule_start_date',
'interval_uint',
'interval_value',
'schedule_end_date')
class ConfigureJob(workflows.Workflow):
slug = "job"
name = _("Job Configuration")
finalize_button_name = _("Save")
success_message = _('Job queued correctly. It will appear soon')
failure_message = _('Unable to created job.')
success_url = "horizon:disaster_recovery:jobs:index"
default_steps = (InfoConfiguration,
ClientsConfiguration,
ActionsConfiguration)
def handle(self, request, context):
try:
interval_unit = context['interval_uint']
if not interval_unit or interval_unit == 'continuous':
context['schedule_interval'] = interval_unit
else:
interval_value = context['interval_value']
schedule_interval = "{0} {1}".format(interval_value,
interval_unit)
context['schedule_interval'] = schedule_interval
if context['job_id'] != '':
freezer_api.Job(request).update(context['job_id'], context)
else:
freezer_api.Job(request).create(context)
return shortcuts.redirect('horizon:disaster_recovery:jobs:index')
except Exception:
exceptions.handle(request)
return False