uncloud-mravi/uncloud/opennebula/models.py

91 lines
2.4 KiB
Python

import uuid
from django.db import models
from django.contrib.auth import get_user_model
from django.contrib.postgres.fields import JSONField
# ungleich specific
storage_class_mapping = {
'one': 'ssd',
'ssd': 'ssd',
'hdd': 'hdd'
}
class VM(models.Model):
vmid = models.IntegerField(primary_key=True)
owner = models.ForeignKey(get_user_model(), on_delete=models.CASCADE)
data = JSONField()
@property
def uncloud_name(self):
return "opennebula-{}".format(self.vmid)
@property
def cores(self):
return int(self.data['TEMPLATE']['VCPU'])
@property
def ram_in_gb(self):
return int(self.data['TEMPLATE']['MEMORY'])/1024
@property
def disks(self):
"""
If there is no disk then the key DISK does not exist.
If there is only one disk, we have a dictionary in the database.
If there are multiple disks, we have a list of dictionaries in the database.
"""
disks = []
if 'DISK' in self.data['TEMPLATE']:
if type(self.data['TEMPLATE']['DISK']) is dict:
disks = [self.data['TEMPLATE']['DISK']]
else:
disks = self.data['TEMPLATE']['DISK']
disks = [
{
'size_in_gb': int(d['SIZE'])/1024,
'opennebula_source': d['SOURCE'],
'opennebula_name': d['IMAGE'],
'image_size_in_gb': int(d['ORIGINAL_SIZE'])/1024,
'pool_name': d['POOL_NAME'],
'image': d['IMAGE'],
'source': d['SOURCE'],
'source_type': d['TM_MAD'],
'storage_class': storage_class_mapping[d['POOL_NAME']]
}
for d in disks
]
return disks
@property
def last_host(self):
return ((self.data.get('HISTORY_RECORDS', {}) or {}).get('HISTORY', {}) or {}).get('HOSTNAME', None)
@property
def graphics(self):
return self.data.get('TEMPLATE', {}).get('GRAPHICS', {})
@property
def nics(self):
_nics = self.data.get('TEMPLATE', {}).get('NIC', {})
if isinstance(_nics, dict):
_nics = [_nics]
return _nics
@property
def ips(self):
ipv4, ipv6 = [], []
for nic in self.nics:
ip = nic.get('IP')
ip6 = nic.get('IP6_GLOBAL')
if ip:
ipv4.append(ip)
if ip6:
ipv6.append(ip6)
return ipv4, ipv6