jumpserver/apps/assets/migrations/0093_auto_20220403_1627.py

61 lines
1.7 KiB
Python

# Generated by Django 3.1.14 on 2022-04-02 08:27
from django.utils import timezone
from django.db import migrations, models
def migrate_to_host(apps, schema_editor):
asset_model = apps.get_model("assets", "Asset")
host_model = apps.get_model("assets", 'Host')
db_alias = schema_editor.connection.alias
count = 0
batch_size = 1000
while True:
assets = asset_model.objects.using(db_alias).all()[count:count+batch_size]
if not assets:
break
count += len(assets)
hosts = [host_model(asset_ptr=asset) for asset in assets]
host_model.objects.using(db_alias).bulk_create(hosts, ignore_conflicts=True)
def migrate_hardware_info(apps, *args):
asset_model = apps.get_model("assets", "Asset")
count = 0
batch_size = 1000
hardware_fields = [
'vendor', 'model', 'sn', 'cpu_model', 'cpu_count', 'cpu_cores',
'cpu_vcpus', 'memory', 'disk_total', 'disk_info', 'os', 'os_arch',
'os_version', 'hostname_raw', 'number'
]
while True:
assets = asset_model.objects.all()[count:count+batch_size]
if not assets:
break
count += len(assets)
updated = []
for asset in assets:
info = {field: getattr(asset, field) for field in hardware_fields if getattr(asset, field)}
if not info:
continue
asset.info = info
updated.append(asset)
asset_model.objects.bulk_update(updated, ['info'])
class Migration(migrations.Migration):
dependencies = [
('assets', '0092_add_host'),
]
operations = [
migrations.RunPython(migrate_hardware_info),
migrations.RunPython(migrate_to_host),
]