Files
centurion_erp/app/api/views/itam/inventory.py
2024-06-11 22:18:50 +09:30

318 lines
9.7 KiB
Python

# from django.contrib.auth.mixins import PermissionRequiredMixin, LoginRequiredMixin
import json
import re
from django.http import Http404, JsonResponse
from django.utils import timezone
from rest_framework import generics, views
from rest_framework.response import Response
from access.mixin import OrganizationMixin
from access.models import Organization
from api.views.mixin import OrganizationPermissionAPI
from core.http.common import Http
from itam.models.device import Device, DeviceType, DeviceOperatingSystem, DeviceSoftware
from itam.models.operating_system import OperatingSystem, OperatingSystemVersion
from itam.models.software import Software, SoftwareCategory, SoftwareVersion
from settings.models.app_settings import AppSettings
from settings.models.user_settings import UserSettings
class InventoryPermissions(OrganizationPermissionAPI):
def permission_check(self, request, view, obj=None) -> bool:
data = view.request.data
self.obj = Device.objects.get(slug=str(data['details']['name']).lower())
return super().permission_check(request, view, obj=None)
class Collect(OrganizationPermissionAPI, views.APIView):
# permission_classes = [
# InventoryPermissions
# ]
queryset = Device.objects.all()
def post(self, request, *args, **kwargs):
data = json.loads(request.body)
# data = self.request.data
device = None
self.default_organization = UserSettings.objects.get(user=request.user).default_organization
if Device.objects.filter(slug=str(data['details']['name']).lower()).exists():
self.obj = Device.objects.get(slug=str(data['details']['name']).lower())
device = self.obj
if not self.permission_check(request=request, view=self, obj=device):
raise Http404
status = Http.Status.BAD_REQUEST
device_operating_system = None
operating_system = None
operating_system_version = None
try:
app_settings = AppSettings.objects.get(owner_organization = None)
if not device: # Create the device
device = Device.objects.create(
name = data['details']['name'],
device_type = None,
serial_number = data['details']['serial_number'],
uuid = data['details']['uuid'],
organization = self.default_organization,
)
status = Http.Status.CREATED
if OperatingSystem.objects.filter( slug=data['os']['name'] ).exists():
operating_system = OperatingSystem.objects.get( slug=data['os']['name'] )
else: # Create Operating System
operating_system = OperatingSystem.objects.create(
name = data['os']['name'],
organization = self.default_organization,
is_global = True
)
if OperatingSystemVersion.objects.filter( name=data['os']['version_major'], operating_system=operating_system ).exists():
operating_system_version = OperatingSystemVersion.objects.get(
organization = self.default_organization,
is_global = True,
name = data['os']['version_major'],
operating_system = operating_system
)
else: # Create Operating System Version
operating_system_version = OperatingSystemVersion.objects.create(
organization = self.default_organization,
is_global = True,
name = data['os']['version_major'],
operating_system = operating_system,
)
if DeviceOperatingSystem.objects.filter( version=data['os']['version'], device=device, operating_system_version=operating_system_version ).exists():
device_operating_system = DeviceOperatingSystem.objects.get(
device=device,
version = data['os']['version'],
operating_system_version = operating_system_version,
)
if not device_operating_system.installdate: # Only update install date if empty
device_operating_system.installdate = timezone.now()
device_operating_system.save()
else: # Create Operating System Version
device_operating_system = DeviceOperatingSystem.objects.create(
organization = self.default_organization,
device=device,
version = data['os']['version'],
operating_system_version = operating_system_version,
installdate = timezone.now()
)
if app_settings.software_is_global:
software_organization = app_settings.global_organization
else:
software_organization = device.organization
if app_settings.software_categories_is_global:
software_category_organization = app_settings.global_organization
else:
software_category_organization = device.organization
for inventory in list(data['software']):
software = None
software_category = None
software_version = None
device_software = None
if SoftwareCategory.objects.filter( name = inventory['category'] ).exists():
software_category = SoftwareCategory.objects.get(
name = inventory['category']
)
else: # Create Software Category
software_category = SoftwareCategory.objects.create(
organization = software_category_organization,
is_global = True,
name = inventory['category'],
)
if Software.objects.filter( name = inventory['name'] ).exists():
software = Software.objects.get(
name = inventory['name']
)
if not software.category:
software.category = software_category
software.save()
else: # Create Software
software = Software.objects.create(
organization = software_organization,
is_global = True,
name = inventory['name'],
category = software_category,
)
pattern = r"^(\d+:)?(?P<semver>\d+\.\d+(\.\d+)?)"
semver = re.search(pattern, str(inventory['version']), re.DOTALL)
if semver:
semver = semver['semver']
else:
semver = inventory['version']
if SoftwareVersion.objects.filter( name = semver, software = software ).exists():
software_version = SoftwareVersion.objects.get(
name = semver,
software = software,
)
else: # Create Software Category
software_version = SoftwareVersion.objects.create(
organization = self.default_organization,
is_global = True,
name = semver,
software = software,
)
if DeviceSoftware.objects.filter( software = software, device=device ).exists():
device_software = DeviceSoftware.objects.get(
device = device,
software = software
)
else: # Create Software
device_software = DeviceSoftware.objects.create(
organization = self.default_organization,
is_global = True,
installedversion = software_version,
software = software,
device = device,
action=None
)
if device_software: # Update the Inventoried software
clear_installed_software = DeviceSoftware.objects.filter(
device = device,
software = software
)
# Clear installed version of all installed software
# any found later with no version to be removed
clear_installed_software.update(installedversion=None)
if not device_software.installed: # Only update install date if blank
device_software.installed = timezone.now()
device_software.save()
device_software.installedversion = software_version
device_software.save()
if device and operating_system and operating_system_version and device_operating_system:
# Remove software no longer installed
DeviceSoftware.objects.filter(
device = device,
software = software,
).delete()
device.inventorydate = timezone.now()
device.save()
if status != Http.Status.CREATED:
status = Http.Status.OK
except Exception as e:
print(f'An error occured{e}')
status = Http.Status.SERVER_ERROR
return Response(data='OK',status=status)
def get_view_name(self):
return "Inventory"