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##############################################################################
# Copyright (c) 2018 Sawyer Bergeron, Parker Berberian, 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.contrib import messages
from django.shortcuts import render
from django.contrib.auth.models import User
from django.utils import timezone
import json
from datetime import timedelta
from booking.models import Booking
from workflow.models import WorkflowStep
from workflow.forms import ResourceSelectorForm, SWConfigSelectorForm, BookingMetaForm
from resource_inventory.models import GenericResourceBundle, ResourceBundle, ConfigBundle
class Resource_Select(WorkflowStep):
template = 'booking/steps/resource_select.html'
title = "Select Resource"
description = "Select a resource template to use for your deployment"
short_title = "pod select"
def __init__(self, *args, **kwargs):
super(Resource_Select, self).__init__(*args, **kwargs)
self.repo_key = self.repo.SELECTED_GRESOURCE_BUNDLE
self.repo_check_key = False
self.confirm_key = "booking"
def get_default_entry(self):
return None
def get_context(self):
context = super(Resource_Select, self).get_context()
default = []
chosen_bundle = None
default_bundle = self.get_default_entry()
if default_bundle:
context['disabled'] = True
chosen_bundle = default_bundle
if chosen_bundle.id:
default.append(chosen_bundle.id)
else:
default.append("repo bundle")
else:
chosen_bundle = self.repo_get(self.repo_key, False)
if chosen_bundle:
if chosen_bundle.id:
default.append(chosen_bundle.id)
else:
default.append("repo bundle")
bundle = default_bundle
if not bundle:
bundle = chosen_bundle
edit = self.repo_get(self.repo.EDIT, False)
user = self.repo_get(self.repo.SESSION_USER)
context['form'] = ResourceSelectorForm(
data={"user": user},
chosen_resource=default,
bundle=bundle,
edit=edit
)
return context
def post_render(self, request):
form = ResourceSelectorForm(request.POST)
context = self.get_context()
if form.is_valid():
data = form.cleaned_data['generic_resource_bundle']
data = data[2:-2]
if not data:
self.metastep.set_invalid("Please select a valid bundle")
return render(request, self.template, context)
selected_bundle = json.loads(data)
selected_id = selected_bundle[0]['id']
gresource_bundle = None
try:
selected_id = int(selected_id)
gresource_bundle = GenericResourceBundle.objects.get(id=selected_id)
except ValueError:
# we want the bundle in the repo
gresource_bundle = self.repo_get(
self.repo.GRESOURCE_BUNDLE_MODELS,
{}
).get("bundle", GenericResourceBundle())
self.repo_put(
self.repo_key,
gresource_bundle
)
confirm = self.repo_get(self.repo.CONFIRMATION)
if self.confirm_key not in confirm:
confirm[self.confirm_key] = {}
confirm[self.confirm_key]["resource name"] = gresource_bundle.name
self.repo_put(self.repo.CONFIRMATION, confirm)
messages.add_message(request, messages.SUCCESS, 'Form Validated Successfully', fail_silently=True)
self.metastep.set_valid("Step Completed")
return render(request, self.template, context)
else:
messages.add_message(request, messages.ERROR, "Form Didn't Validate", fail_silently=True)
self.metastep.set_invalid("Please complete the fields highlighted in red to continue")
return render(request, self.template, context)
class Booking_Resource_Select(Resource_Select):
def __init__(self, *args, **kwargs):
super(Booking_Resource_Select, self).__init__(*args, **kwargs)
self.repo_key = self.repo.BOOKING_SELECTED_GRB
self.confirm_key = "booking"
def get_default_entry(self):
default = self.repo_get(self.repo.GRESOURCE_BUNDLE_MODELS, {}).get("bundle")
mine = self.repo_get(self.repo_key)
if mine:
return None
try:
config_bundle = self.repo_get(self.repo.BOOKING_MODELS)['booking'].config_bundle
if default:
return default # select created grb, even if preselected config bundle
return config_bundle.bundle
except:
pass
return default
def get_context(self):
context = super(Booking_Resource_Select, self).get_context()
return context
def post_render(self, request):
response = super(Booking_Resource_Select, self).post_render(request)
models = self.repo_get(self.repo.BOOKING_MODELS, {})
if "booking" not in models:
models['booking'] = Booking()
booking = models['booking']
resource = self.repo_get(self.repo_key, False)
if resource:
try:
booking.resource.template = resource
except:
booking.resource = ResourceBundle(template=resource)
models['booking'] = booking
self.repo_put(self.repo.BOOKING_MODELS, models)
return response
class SWConfig_Select(WorkflowStep):
template = 'booking/steps/swconfig_select.html'
title = "Select Software Configuration"
description = "Choose the software and related configurations you want to have used for your deployment"
short_title = "pod config"
def post_render(self, request):
form = SWConfigSelectorForm(request.POST)
if form.is_valid():
bundle_json = form.cleaned_data['software_bundle']
bundle_json = bundle_json[2:-2] # Stupid django string bug
if not bundle_json:
self.metastep.set_invalid("Please select a valid config")
return self.render(request)
bundle_json = json.loads(bundle_json)
bundle = None
try:
id = int(bundle_json[0]['id'])
bundle = ConfigBundle.objects.get(id=id)
except ValueError:
bundle = self.repo_get(self.repo.CONFIG_MODELS).get("bundle")
models = self.repo_get(self.repo.BOOKING_MODELS, {})
if "booking" not in models:
models['booking'] = Booking()
models['booking'].config_bundle = bundle
self.repo_put(self.repo.BOOKING_MODELS, models)
confirm = self.repo_get(self.repo.CONFIRMATION)
if "booking" not in confirm:
confirm['booking'] = {}
confirm['booking']["configuration name"] = bundle.name
self.repo_put(self.repo.CONFIRMATION, confirm)
self.metastep.set_valid("Step Completed")
messages.add_message(request, messages.SUCCESS, 'Form Validated Successfully', fail_silently=True)
else:
self.metastep.set_invalid("Please select or create a valid config")
messages.add_message(request, messages.ERROR, "Form Didn't Validate", fail_silently=True)
return self.render(request)
def get_context(self):
context = super(SWConfig_Select, self).get_context()
default = []
bundle = None
chosen_bundle = None
created_bundle = self.repo_get(self.repo.CONFIG_MODELS, {}).get("bundle", False)
booking = self.repo_get(self.repo.BOOKING_MODELS, {}).get("booking", False)
try:
chosen_bundle = booking.config_bundle
default.append(chosen_bundle.id)
bundle = chosen_bundle
except:
if created_bundle:
default.append("repo bundle")
bundle = created_bundle
context['disabled'] = True
edit = self.repo_get(self.repo.EDIT, False)
grb = self.repo_get(self.repo.BOOKING_SELECTED_GRB)
context['form'] = SWConfigSelectorForm(chosen_software=default, bundle=bundle, edit=edit, resource=grb)
return context
class Booking_Meta(WorkflowStep):
template = 'booking/steps/booking_meta.html'
title = "Extra Info"
description = "Tell us how long you want your booking, what it is for, and who else should have access to it"
short_title = "booking info"
def get_context(self):
context = super(Booking_Meta, self).get_context()
initial = {}
default = []
try:
models = self.repo_get(self.repo.BOOKING_MODELS, {})
booking = models.get("booking")
if booking:
initial['purpose'] = booking.purpose
initial['project'] = booking.project
initial['length'] = (booking.end - booking.start).days
info = self.repo_get(self.repo.BOOKING_INFO_FILE, False)
if info:
initial['info_file'] = info
users = models.get("collaborators", [])
for user in users:
default.append(user.id)
except Exception:
pass
default_user = self.repo_get(self.repo.SESSION_USER)
if default_user is None:
# TODO: error
default_user = "you"
else:
default_user = default_user.username
context['form'] = BookingMetaForm(initial=initial, chosen_users=default, default_user=default_user)
return context
def post_render(self, request):
form = BookingMetaForm(data=request.POST)
context = self.get_context()
forms = self.repo_get(self.repo.BOOKING_FORMS, {})
forms["meta_form"] = form
self.repo_put(self.repo.BOOKING_FORMS, forms)
if form.is_valid():
models = self.repo_get(self.repo.BOOKING_MODELS, {})
if "booking" not in models:
models['booking'] = Booking()
models['collaborators'] = []
confirm = self.repo_get(self.repo.CONFIRMATION)
if "booking" not in confirm:
confirm['booking'] = {}
models['booking'].start = timezone.now()
models['booking'].end = timezone.now() + timedelta(days=int(form.cleaned_data['length']))
models['booking'].purpose = form.cleaned_data['purpose']
models['booking'].project = form.cleaned_data['project']
for key in ['length', 'project', 'purpose']:
confirm['booking'][key] = form.cleaned_data[key]
user_data = form.cleaned_data['users']
confirm['booking']['collaborators'] = []
user_data = user_data[2:-2] # fixes malformed string from querydict
if user_data:
form_users = json.loads(user_data)
for user_json in form_users:
user = User.objects.get(pk=user_json['id'])
models['collaborators'].append(user)
confirm['booking']['collaborators'].append(user.username)
info_file = form.cleaned_data.get("info_file", False)
if info_file:
self.repo_put(self.repo.BOOKING_INFO_FILE, info_file)
self.repo_put(self.repo.BOOKING_MODELS, models)
self.repo_put(self.repo.CONFIRMATION, confirm)
messages.add_message(request, messages.SUCCESS, 'Form Validated', fail_silently=True)
self.metastep.set_valid("Step Completed")
else:
messages.add_message(request, messages.ERROR, "Form didn't validate", fail_silently=True)
self.metastep.set_invalid("Please complete the fields highlighted in red to continue")
context['form'] = form # TODO: store this form
return render(request, self.template, context)
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