added opennebula manager claass

This commit is contained in:
Levi 2017-05-08 19:02:29 -05:00
parent d72c1c810d
commit 7ae49d00dd
4 changed files with 180 additions and 61 deletions

View file

@ -4,6 +4,7 @@ import oca
from django.db import models
from django.utils.translation import ugettext_lazy as _
from django.utils.functional import cached_property
from hosting.opennebula_functions import OpenNebulaManager
from django.conf import settings
@ -171,57 +172,38 @@ class VirtualMachinePlan(AssignPermissionsMixin, models.Model):
self.status = self.CANCELED_STATUS
self.save(update_fields=['status'])
@classmethod
def get_vm(self, email, vm_id):
# Get opennebula client
opennebula_client = OpenNebulaManager()
# Get vm given the id
vm = opennebula_client.get_vm(
email,
vm_id
)
# Parse vm data
vm_data = OpenNebulaManager.parse_vm(vm)
return vm_data
@classmethod
def get_vms(self, email):
# Get User
user_email = email
# Connect to open nebula server
# TODO: handle potential connection error
client = oca.Client("{0}:{1}".format(
settings.OPENNEBULA_USERNAME,
settings.OPENNEBULA_PASSWORD),
"{protocol}://{domain}:{port}{endpoint}".format(
protocol=settings.OPENNEBULA_PROTOCOL,
domain=settings.OPENNEBULA_DOMAIN,
port=settings.OPENNEBULA_PORT,
endpoint=settings.OPENNEBULA_ENDPOINT
))
# Get open nebula user id for given email
user_pool = oca.UserPool(client)
user_pool.info()
# TODO: handle potential name error
user_id = user_pool.get_by_name(user_email).id
# Get opennebula client
opennebula_client = OpenNebulaManager()
# Get vm_pool for given user_id
vm_pool = oca.VirtualMachinePool(client)
vm_pool.info(filter=user_id)
# Get vm pool
vm_pool = opennebula_client.get_vms(email)
# Reset total price
self.total_price = 0
vms = []
# Add vm in vm_pool to context
for vm in vm_pool:
name = vm.name
cores = int(vm.template.vcpu)
memory = int(vm.template.memory) / 1024
# Check if vm has more than one disk
if 'DISK' in vm.template.multiple:
disk_size = 0
for disk in vm.template.disks:
disk_size += int(disk.size) / 1024
else:
disk_size = int(vm.template.disk.size) / 1024
#TODO: Replace with vm plan
price = 0.6 * disk_size + 2 * memory + 5 * cores
vm = {}
vm['name'] = name
vm['price'] = price
vm['disk_size'] = disk_size
vm['cores'] = cores
vm['memory'] = memory
vms.append(vm)
vm_data = OpenNebulaManager.parse_vm(vm)
vms.append(vm_data)
# self.total_price += price
# self.save()
return vms

View file

@ -18,6 +18,94 @@ from oca.pool import WrongNameError
logger = logging.getLogger(__name__)
class OpenNebulaManager:
VM_STATE = {
'0': 'INIT',
'1': 'PENDING',
'2': 'HOLD',
'3': 'ACTIVE',
'4': 'STOPPED',
'5': 'SUSPENDED',
'6': 'DONE',
'8': 'POWEROFF',
'9': 'UNDEPLOYED',
'10': 'CLONING',
'11': 'CLONING_FAILURE',
}
def __init__(self):
self.client = oca.Client("{0}:{1}".format(
settings.OPENNEBULA_USERNAME,
settings.OPENNEBULA_PASSWORD),
"{protocol}://{domain}:{port}{endpoint}".format(
protocol=settings.OPENNEBULA_PROTOCOL,
domain=settings.OPENNEBULA_DOMAIN,
port=settings.OPENNEBULA_PORT,
endpoint=settings.OPENNEBULA_ENDPOINT
))
@classmethod
def get_vm_state(self, state):
return self.VM_STATE.get(str(state))
@classmethod
def parse_vm(self, vm):
name = vm.name
cores = int(vm.template.vcpu)
memory = int(vm.template.memory) / 1024
# Check if vm has more than one disk
if 'DISK' in vm.template.multiple:
disk_size = 0
for disk in vm.template.disks:
disk_size += int(disk.size) / 1024
else:
disk_size = int(vm.template.disk.size) / 1024
#TODO: Replace with vm plan
price = 0.6 * disk_size + 2 * memory + 5 * cores
vm_data = {}
vm_data['name'] = name
vm_data['price'] = price
vm_data['disk_size'] = disk_size
vm_data['cores'] = cores
vm_data['memory'] = memory
vm_data['deploy_id'] = vm.deploy_id
vm_data['id'] = vm.id
vm_data['state'] = self.get_vm_state(vm.state)
return vm_data
def get_vm(self, email, vm_id):
# Get vm's
vms = self.get_vms(email)
# Filter vm by given id
return vms.get_by_id(int(vm_id))
def get_vms(self, email):
client = self.client
# Get open nebula user id for given email
user_pool = oca.UserPool(client)
user_pool.info()
# TODO: handle potential name error
user_id = user_pool.get_by_name(email).id
# Get vm_pool for given user_id
vm_pool = oca.VirtualMachinePool(client)
vm_pool.info()
# TODO: this is just to test with oneadmin user, remove this
user_id = 0
vm_pool.info(filter=user_id)
return vm_pool
class HostingManageVMAdmin(admin.ModelAdmin):
client = None
oneadmin_client = None

View file

@ -20,24 +20,24 @@
</tr>
</thead>
<tbody>
{% for vm in vms %}
<tr>
<td scope="row">{{vm.name}}</td>
{% for vm in vms_opennebula %}
<tr>
<td scope="row">{{vm.deploy_id}}</td>
<td>{{vm.price}} CHF</td>
<td>
{% if vm.status == 'pending' %}
<span class="h3 label label-warning"><strong>{{vm.get_status_display}}</strong></span>
{% elif vm.status == 'online' %}
<span class="h3 label label-success"><strong>{{vm.get_status_display}}</strong></span>
{% if vm.state == 'ACTIVE' %}
<span class="h3 label label-success"><strong> {{vm.state}}</strong></span>
{% elif vm.state == 'POWEROFF' %}
<span class="h3 label label-danger"><strong>{{vm.state}}</strong></span>
{% else %}
<span class="h3 label label-danger"><strong>{{vm.get_status_display}}</strong></span>
<span class="h3 label label-warning"><strong>{{vm.state}}</strong></span>
{% endif %}
</td>
<td>
<button type="button" class="btn btn-default"><a href="{% url 'hosting:virtual_machines' vm.id %}">{% trans "View Detail"%}</a></button>
</td>
<button type="button" class="btn btn-default"><a href="{% url 'hosting:virtual_machines' vm.id %}">{% trans "View Detail"%}</a></button>
</td>
</tr>
{% endfor %}
</tbody>

View file

@ -1,6 +1,7 @@
from collections import namedtuple
from django.shortcuts import render
from django.http import Http404
from django.core.urlresolvers import reverse_lazy, reverse
from django.contrib.auth.mixins import LoginRequiredMixin
from django.views.generic import View, CreateView, FormView, ListView, DetailView,\
@ -411,6 +412,13 @@ class VirtualMachinesPlanListView(LoginRequiredMixin, ListView):
paginate_by = 10
ordering = '-id'
def get_context_data(self, **kwargs):
context = super(VirtualMachinesPlanListView, self).get_context_data(**kwargs)
context.update({
'vms_opennebula': VirtualMachinePlan.get_vms(self.request.user.email)
})
return context
def get_queryset(self):
# hosting_admin = HostingManageVMAdmin.__new__(HostingManageVMAdmin)
# print(hosting_admin.show_vms_view(self.request))
@ -455,19 +463,60 @@ class CreateVirtualMachinesView(LoginRequiredMixin, View):
# return super(VirtualMachinesPlanListView, self).get_queryset()
class VirtualMachineView(PermissionRequiredMixin, LoginRequiredMixin, UpdateView):
class VirtualMachineView(PermissionRequiredMixin, LoginRequiredMixin, View):
template_name = "hosting/virtual_machine_detail.html"
login_url = reverse_lazy('hosting:login')
model = VirtualMachinePlan
context_object_name = "virtual_machine"
# model = VirtualMachinePlan
# context_object_name = "virtual_machine"
permission_required = ['view_virtualmachineplan', 'cancel_virtualmachineplan']
fields = '__all__'
# fields = '__all__'
def get_success_url(self):
vm = self.get_object()
final_url = "%s%s" % (reverse('hosting:virtual_machines', kwargs={'pk': vm.id}),
'#status-v')
return final_url
# def get_context_data(self, **kwargs):
# vm_plan = get_object()
# context = super(VirtualMachineView, self).get_context_data(**kwargs)
# context.update({
# 'opennebula_vm': VirtualMachinePlan.get_vm(
# self.request.user.email,
# opennebula_id
# )
# })
# return context
# def get_object(self, queryset=None):
# # if queryset is None:
# # queryset = self.get_queryset()
# # Next, try looking up by primary key.
# vm_id = self.kwargs.get(self.pk_url_kwarg)
# try:
# return VirtualMachinePlan.get_vm(
# self.request.user.email,
# vm_id
# )
# except Exception as error:
# raise Http404()
# def get_success_url(self):
# vm = self.get_object()
# final_url = "%s%s" % (reverse('hosting:virtual_machines', kwargs={'pk': vm.id}),
# '#status-v')
# return final_url
def get(self, request, *args, **kwargs):
vm_id = self.kwargs.get('pk', 24)
try:
opennebula_vm = VirtualMachinePlan.get_vm(
self.request.user.email,
vm_id
)
except Exception as error:
print(error)
raise Http404()
context = {
'virtual_machine': opennebula_vm,
}
# context = {}
return render(request, self.template_name, context)
def post(self, *args, **kwargs):
vm = self.get_object()