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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.forms import formset_factory
from workflow.models import WorkflowStep, AbstractSelectOrCreate
from resource_inventory.models import ConfigBundle, OPNFV_SETTINGS
from workflow.forms import OPNFVSelectionForm, OPNFVNetworkRoleForm, OPNFVHostRoleForm, SWConfigSelectorForm, BasicMetaForm
class OPNFV_Resource_Select(AbstractSelectOrCreate):
title = "Select Software Configuration"
description = "Choose the software bundle you wish to use as a base for your OPNFV configuration"
short_title = "software config"
form = SWConfigSelectorForm
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.select_repo_key = self.repo.SELECTED_CONFIG_BUNDLE
def get_form_queryset(self):
user = self.repo_get(self.repo.SESSION_USER)
qs = ConfigBundle.objects.filter(owner=user)
return qs
def put_confirm_info(self, bundle):
confirm_dict = self.repo_get(self.repo.CONFIRMATION)
confirm_dict['software bundle'] = bundle.name
confirm_dict['hardware POD'] = bundle.bundle.name
self.repo_put(self.repo.CONFIRMATION, confirm_dict)
def get_page_context(self):
return {
'select_type': 'swconfig',
'select_type_title': 'Software Config',
'addable_type_num': 2
}
class Pick_Installer(WorkflowStep):
template = 'config_bundle/steps/pick_installer.html'
title = 'Pick OPNFV Installer'
description = 'Choose which OPNFV installer to use'
short_title = "opnfv installer"
modified_key = "installer_step"
def update_confirmation(self):
confirm = self.repo_get(self.repo.CONFIRMATION, {})
models = self.repo_get(self.repo.OPNFV_MODELS, {})
installer = models.get("installer_chosen")
scenario = models.get("scenario_chosen")
if not (installer and scenario):
return
confirm['installer'] = installer.name
confirm['scenario'] = scenario.name
self.repo_put(self.repo.CONFIRMATION, confirm)
def get_context(self):
context = super(Pick_Installer, self).get_context()
models = self.repo_get(self.repo.OPNFV_MODELS, {})
initial = {
"installer": models.get("installer_chosen"),
"scenario": models.get("scenario_chosen")
}
context["form"] = OPNFVSelectionForm(initial=initial)
return context
def post_render(self, request):
form = OPNFVSelectionForm(request.POST)
if form.is_valid():
installer = form.cleaned_data['installer']
scenario = form.cleaned_data['scenario']
models = self.repo_get(self.repo.OPNFV_MODELS, {})
models['installer_chosen'] = installer
models['scenario_chosen'] = scenario
self.repo_put(self.repo.OPNFV_MODELS, models)
self.update_confirmation()
self.set_valid("Step Completed")
else:
self.set_invalid("Please select an Installer and Scenario")
return self.render(request)
class Assign_Network_Roles(WorkflowStep):
template = 'config_bundle/steps/assign_network_roles.html'
title = 'Pick Network Roles'
description = 'Choose what role each network should get'
short_title = "network roles"
modified_key = "net_roles_step"
"""
to do initial filling, repo should have a "network_roles" array with the following structure for each element:
{
"role": <NetworkRole object ref>,
"network": <Network object ref>
}
"""
def create_netformset(self, roles, config_bundle, data=None):
roles_initial = []
set_roles = self.repo_get(self.repo.OPNFV_MODELS, {}).get("network_roles")
if set_roles:
roles_initial = set_roles
else:
for role in OPNFV_SETTINGS.NETWORK_ROLES:
roles_initial.append({"role": role})
Formset = formset_factory(OPNFVNetworkRoleForm, extra=0)
kwargs = {
"initial": roles_initial,
"form_kwargs": {"config_bundle": config_bundle}
}
formset = None
if data:
formset = Formset(data, **kwargs)
else:
formset = Formset(**kwargs)
return formset
def get_context(self):
context = super(Assign_Network_Roles, self).get_context()
config_bundle = self.repo_get(self.repo.SELECTED_CONFIG_BUNDLE)
if config_bundle is None:
context["unavailable"] = True
return context
roles = OPNFV_SETTINGS.NETWORK_ROLES
formset = self.create_netformset(roles, config_bundle)
context['formset'] = formset
return context
def update_confirmation(self):
confirm = self.repo_get(self.repo.CONFIRMATION, {})
models = self.repo_get(self.repo.OPNFV_MODELS, {})
roles = models.get("network_roles")
if not roles:
return
confirm['network roles'] = {}
for role in roles:
confirm['network roles'][role['role']] = role['network'].name
self.repo_put(self.repo.CONFIRMATION, confirm)
def post_render(self, request):
models = self.repo_get(self.repo.OPNFV_MODELS, {})
config_bundle = self.repo_get(self.repo.SELECTED_CONFIG_BUNDLE)
roles = OPNFV_SETTINGS.NETWORK_ROLES
net_role_formset = self.create_netformset(roles, config_bundle, data=request.POST)
if net_role_formset.is_valid():
results = []
for form in net_role_formset:
results.append({
"role": form.cleaned_data['role'],
"network": form.cleaned_data['network']
})
models['network_roles'] = results
self.set_valid("Completed")
self.repo_put(self.repo.OPNFV_MODELS, models)
self.update_confirmation()
else:
self.set_invalid("Please complete all fields")
return self.render(request)
class Assign_Host_Roles(WorkflowStep): # taken verbatim from Define_Software in sw workflow, merge the two?
template = 'config_bundle/steps/assign_host_roles.html'
title = 'Pick Host Roles'
description = "Choose the role each machine will have in your OPNFV pod"
short_title = "host roles"
modified_key = "host_roles_step"
def create_host_role_formset(self, hostlist=[], data=None):
models = self.repo_get(self.repo.OPNFV_MODELS, {})
host_roles = models.get("host_roles", [])
if not host_roles:
for host in hostlist:
initial = {"host_name": host.resource.name}
host_roles.append(initial)
models['host_roles'] = host_roles
self.repo_put(self.repo.OPNFV_MODELS, models)
HostFormset = formset_factory(OPNFVHostRoleForm, extra=0)
kwargs = {"initial": host_roles}
formset = None
if data:
formset = HostFormset(data, **kwargs)
else:
formset = HostFormset(**kwargs)
return formset
def get_context(self):
context = super(Assign_Host_Roles, self).get_context()
config = self.repo_get(self.repo.SELECTED_CONFIG_BUNDLE)
if config is None:
context['error'] = "Please select a Configuration on the first step"
formset = self.create_host_role_formset(hostlist=config.bundle.getHosts())
context['formset'] = formset
return context
def get_host_role_mapping(self, host_roles, hostname):
for obj in host_roles:
if hostname == obj['host_name']:
return obj
return None
def update_confirmation(self):
confirm = self.repo_get(self.repo.CONFIRMATION, {})
models = self.repo_get(self.repo.OPNFV_MODELS, {})
roles = models.get("host_roles")
if not roles:
return
confirm['host roles'] = {}
for role in roles:
confirm['host roles'][role['host_name']] = role['role'].name
self.repo_put(self.repo.CONFIRMATION, confirm)
def post_render(self, request):
formset = self.create_host_role_formset(data=request.POST)
models = self.repo_get(self.repo.OPNFV_MODELS, {})
host_roles = models.get("host_roles", [])
has_jumphost = False
if formset.is_valid():
for form in formset:
hostname = form.cleaned_data['host_name']
role = form.cleaned_data['role']
mapping = self.get_host_role_mapping(host_roles, hostname)
mapping['role'] = role
if "jumphost" in role.name.lower():
has_jumphost = True
models['host_roles'] = host_roles
self.repo_put(self.repo.OPNFV_MODELS, models)
self.update_confirmation()
if not has_jumphost:
self.set_invalid('Must have at least one "Jumphost" per POD')
else:
self.set_valid("Completed")
else:
self.set_invalid("Please complete all fields")
return self.render(request)
class MetaInfo(WorkflowStep):
template = 'config_bundle/steps/config_software.html'
title = "Other Info"
description = "Give your software config a name, description, and other stuff"
short_title = "config info"
def get_context(self):
context = super(MetaInfo, self).get_context()
initial = self.repo_get(self.repo.OPNFV_MODELS, {}).get("meta", {})
context["form"] = BasicMetaForm(initial=initial)
return context
def update_confirmation(self):
confirm = self.repo_get(self.repo.CONFIRMATION, {})
models = self.repo_get(self.repo.OPNFV_MODELS, {})
meta = models.get("meta")
if not meta:
return
confirm['name'] = meta['name']
confirm['description'] = meta['description']
self.repo_put(self.repo.CONFIRMATION, confirm)
def post_render(self, request):
models = self.repo_get(self.repo.OPNFV_MODELS, {})
info = models.get("meta", {})
form = BasicMetaForm(request.POST)
if form.is_valid():
info['name'] = form.cleaned_data['name']
info['description'] = form.cleaned_data['description']
models['meta'] = info
self.repo_put(self.repo.OPNFV_MODELS, models)
self.update_confirmation()
self.set_valid("Complete")
else:
self.set_invalid("Please correct the errors shown below")
self.repo_put(self.repo.OPNFV_MODELS, models)
return self.render(request)
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