devicehub-django/utils/device.py

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import json
import uuid
import hashlib
import datetime
from django.core.exceptions import ValidationError
from evidence.xapian import index
from evidence.models import Annotation
from device.models import Device
def create_doc(data):
if not data:
return
doc = {}
device = {"manufacturer": "", "model": "", "amount": 1}
kv = {}
_uuid = str(uuid.uuid4())
customer_id = hashlib.sha3_256(_uuid.encode()).hexdigest()
for k, v in data.items():
if not v:
continue
if k.upper() == "CUSTOMER_ID":
customer_id = v
continue
if k.lower() == "type":
if v not in Device.Types.values:
raise ValidationError("{} is not a valid device".format(v))
device["type"] = v
elif k.lower() == "amount":
try:
amount = int(v)
device["amount"] = amount
except Exception:
pass
else:
kv[k] = v
if not device:
return
doc["device"] = device
if kv:
doc["kv"] = kv
date = datetime.datetime.now().strftime("%Y-%m-%dT%H:%M:%S")
if doc:
doc["uuid"] = _uuid
doc["endTime"] = date
doc["software"] = "DeviceHub"
doc["CUSTOMER_ID"] = customer_id
doc["type"] = "WebSnapshot"
return doc
def create_annotation(doc, user, commit=False):
if not doc or not doc.get('uuid') or not doc.get("CUSTOMER_ID"):
return []
data = {
'uuid': doc['uuid'],
'owner': user,
'type': Annotation.Type.SYSTEM,
'key': 'CUSTOMER_ID',
'value': doc['CUSTOMER_ID'],
}
if commit:
return Annotation.objects.create(**data)
return Annotation(**data)
def create_index(doc):
if not doc or not doc.get('uuid'):
return []
_uuid = doc['uuid']
ev = json.dumps(doc)
index(_uuid, ev)