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##############################################################################
# Copyright (c) 2018 Parker Berberian, Sawyer Bergeron, and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
from django.utils import timezone
import json
from booking.models import Booking
from resource_inventory.models import Host, Image
from workflow.models import WorkflowStep
from workflow.forms import BasicMetaForm, SnapshotHostSelectForm
class Select_Host_Step(WorkflowStep):
template = "snapshot_workflow/steps/select_host.html"
title = "Select Host"
description = "Choose which machine you want to snapshot"
short_title = "host"
def get_context(self):
context = super(Select_Host_Step, self).get_context()
context['form'] = SnapshotHostSelectForm()
booking_hosts = {}
now = timezone.now()
user = self.repo_get(self.repo.SESSION_USER)
bookings = Booking.objects.filter(start__lt=now, end__gt=now, owner=user)
for booking in bookings:
booking_hosts[booking.id] = {}
booking_hosts[booking.id]['purpose'] = booking.purpose
booking_hosts[booking.id]['start'] = booking.start.strftime("%Y-%m-%d")
booking_hosts[booking.id]['end'] = booking.end.strftime("%Y-%m-%d")
booking_hosts[booking.id]['hosts'] = []
for genericHost in booking.resource.template.getHosts():
booking_hosts[booking.id]['hosts'].append({"name": genericHost.resource.name})
context['booking_hosts'] = booking_hosts
chosen_host = self.repo_get(self.repo.SNAPSHOT_MODELS, {}).get("host")
if chosen_host:
chosen = {}
chosen['booking_id'] = self.repo_get(self.repo.SNAPSHOT_BOOKING_ID)
chosen['hostname'] = chosen_host.template.resource.name
context['chosen'] = chosen
return context
def post_render(self, request):
host_data = request.POST.get("host")
if not host_data:
self.metastep.set_invalid("Please select a host")
return self.render(request)
host = json.loads(host_data)
if 'name' not in host or 'booking' not in host:
self.metastep.set_invalid("Invalid host selected")
return self.render(request)
name = host['name']
booking_id = host['booking']
booking = Booking.objects.get(pk=booking_id)
host = Host.objects.get(bundle=booking.resource, template__resource__name=name)
models = self.repo_get(self.repo.SNAPSHOT_MODELS, {})
if "host" not in models:
models['host'] = host
if 'snapshot' not in models:
models['snapshot'] = Image()
self.repo_put(self.repo.SNAPSHOT_MODELS, models)
self.repo_put(self.repo.SNAPSHOT_BOOKING_ID, booking_id)
confirm = self.repo_get(self.repo.CONFIRMATION, {})
snap_confirm = confirm.get("snapshot", {})
snap_confirm['host'] = name
confirm['snapshot'] = snap_confirm
self.repo_put(self.repo.CONFIRMATION, confirm)
self.metastep.set_valid("Success")
return self.render(request)
class Image_Meta_Step(WorkflowStep):
template = "snapshot_workflow/steps/meta.html"
title = "Additional Information"
description = "We need some more info"
short_title = "info"
def get_context(self):
context = super(Image_Meta_Step, self).get_context()
name = self.repo_get(self.repo.SNAPSHOT_NAME, False)
desc = self.repo_get(self.repo.SNAPSHOT_DESC, False)
form = None
if name and desc:
form = BasicMetaForm(initial={"name": name, "description": desc})
else:
form = BasicMetaForm()
context['form'] = form
return context
def post_render(self, request):
form = BasicMetaForm(request.POST)
if form.is_valid():
name = form.cleaned_data['name']
self.repo_put(self.repo.SNAPSHOT_NAME, name)
description = form.cleaned_data['description']
self.repo_put(self.repo.SNAPSHOT_DESC, description)
confirm = self.repo_get(self.repo.CONFIRMATION, {})
snap_confirm = confirm.get("snapshot", {})
snap_confirm['name'] = name
snap_confirm['description'] = description
confirm['snapshot'] = snap_confirm
self.repo_put(self.repo.CONFIRMATION, confirm)
self.metastep.set_valid("Success")
else:
self.metastep.set_invalid("Please Fill out the Form")
return self.render(request)
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