def handle_logo(self, data):
logo = data.get('logo')
logo_dark = data.get('logoDark')
if logo is not None:
if logo < 1:
data.pop('logo')
else:
upload_info = UploadInfo.query \
.join(User, User.id == UploadInfo.userIntID) \
.filter(UploadInfo.id == logo,
User.tenantID == g.tenant_uid) \
.first()
if not upload_info:
raise DataNotFound(field='logo')
if logo_dark is not None:
if logo_dark < 1:
data.pop('logoDark')
else:
upload_info = UploadInfo.query \
.join(User, User.id == UploadInfo.userIntID) \
.filter(UploadInfo.id == logo_dark,
User.tenantID == g.tenant_uid) \
.first()
if not upload_info:
raise DataNotFound(field='logoDark')
def validate_from(self, data):
product_uid = data.get('productID')
product = db.session \
.query(Product.cloudProtocol) \
.filter_tenant(tenant_uid=g.tenant_uid) \
.filter(Product.productID == product_uid) \
.first()
if not product:
raise DataNotFound(field='productID')
device_uid = data.get('deviceID')
# device_uid can be '+' or deviceID of device
if device_uid != '+':
device = db.session \
.query(Device.id) \
.filter_tenant(tenant_uid=g.tenant_uid) \
.filter(Device.productID == product_uid, Device.deviceID == device_uid) \
.first()
if not device:
raise DataNotFound(field='deviceID')
topic = data.get('topic')
# If the protocol is LwM2M,the fixed value of topic is 'ad/#'
if product.cloudProtocol == 3 and topic != 'ad/#':
raise DataNotFound(field='topic')
else:
data_stream = db.session \
.query(DataStream.topic) \
.filter_tenant(tenant_uid=g.tenant_uid) \
.filter(DataStream.productID == product_uid, DataStream.topic == topic) \
.first()
if not data_stream:
raise DataNotFound(field='topic')
def validate_uplink_system(self, data):
uplink_system = data.get('upLinkSystem')
if uplink_system == 1:
data['parentDevice'], data['gateway'] = None, None
elif uplink_system == 2 and isinstance(data.get('parentDevice'), int):
parent_device = data['parentDevice']
end_device_id = EndDevice.query \
.filter_tenant(tenant_uid=g.tenant_uid) \
.filter(EndDevice.id == parent_device) \
.with_entities(EndDevice.id).first()
if not end_device_id:
raise DataNotFound(field='parentDevice')
data['parentDevice'], data['gateway'] = end_device_id, None
elif uplink_system == 3 and isinstance(data.get('gateway'), int):
gateway = data['gateway']
gateway_id = Gateway.query \
.filter_tenant(tenant_uid=g.tenant_uid) \
.filter(Gateway.id == gateway) \
.with_entities(Gateway.id).first()
if not gateway_id:
raise DataNotFound(field='gateway')
data['parentDevice'], data['gateway'] = None, gateway_id
else:
raise FormInvalid(field='upLinkSystem')
return data
def many(self, limit: int = None, allow_none=True, expect_result: int = None):
query = self.filter_tenant()
if limit:
query = query.limit(limit)
result = query.all()
if not allow_none and not result:
raise DataNotFound(field='url')
if not allow_none and len(result) != expect_result:
raise DataNotFound(field='url')
return result
def validate_data(self, in_data):
tenant_uid = in_data.get('tenantID')
rule = db.session.query(Rule.id) \
.filter(Rule.id == in_data.get('ruleIntID'),
Rule.tenantID == tenant_uid) \
.first()
if not rule:
raise DataNotFound(field='ruleIntID')
device = db.session.query(Device.id) \
.filter(Device.tenantID == tenant_uid,
Device.deviceID == in_data.get('deviceID')) \
.first()
if not device:
raise DataNotFound(field='deviceID')
def backend_callback():
request_dict = request.get_json()
request_dict['callback_date'] = datetime.now()
if not request_dict:
raise DataNotFound()
callback_action = request_dict.get('action')
handle_action_funcs = {
'client_connected': client_connected_callback,
'client_disconnected': client_disconnected_callback,
'message_acked': message_acked_callback,
}
if not handle_action_funcs.get(callback_action):
raise DataNotFound()
handle_action = handle_action_funcs[callback_action]
handle_action(request_dict)
return '', 201
def validate_devices(self, value):
devices_count = Device.query \
.filter_tenant(tenant_uid=g.tenant_uid) \
.filter(Device.deviceID.in_(set(value))) \
.count()
if devices_count != len(value):
raise DataNotFound(field='devices')
def handle_action_config(record=None):
cache = Cache()
dict_code = cache.dict_code
action_config = record.get('config')
action_type = record.get('actionType')
record['actionTypeLabel'] = dict_code.get('actionType').get(action_type) \
.get(f'{g.language}Label')
if action_type == 1:
alert_severity = action_config.get('alertSeverity')
severity_label = dict_code.get('alertSeverity').get(alert_severity) \
.get(f'{g.language}Label')
action_config['alertSeverityLabel'] = severity_label
elif action_type == 3 and action_config.get('token'):
...
elif action_type == 4:
device_uid = action_config.get('deviceID')
device = db.session.query(Device.deviceName) \
.filter_tenant(tenant_uid=g.tenant_uid) \
.filter(Device.deviceID == device_uid) \
.first()
if not device:
raise DataNotFound(field='deviceID')
action_config['deviceName'] = device.deviceName
else:
pass
return record
def export_devices():
device_count = db.session.query(func.count(Device.id)) \
.filter(Device.tenantID == g.tenant_uid).scalar()
if device_count and device_count > 10000:
raise ResourceLimited(field='devices')
if device_count == 0:
raise DataNotFound(field='devices')
export_url = current_app.config.get('EXPORT_EXCEL_TASK_URL')
request_json = {
'tenantID': g.tenant_uid,
'language': g.language
}
with SyncHttp() as sync_http:
response = sync_http.post(export_url, json=request_json)
handled_response = handle_task_scheduler_response(response)
if handled_response.get('status') == 3:
query_status_url = url_for('base.get_task_scheduler_status')[7:]
task_id = handled_response['taskID']
record = {
'status': 3,
'taskID': task_id,
'message': 'Devices export is in progress',
'result': {
'statusUrl': f"{query_status_url}?taskID={task_id}"
}
}
else:
record = {
'status': 4,
'message': handled_response.get('error') or 'Devices export failed',
}
return jsonify(record)
def backend():
file_type = request.args.get('fileType', None, type=str)
filename = request.args.get('filename', None, type=str)
if file_type != 'image':
raise DataNotFound(field='url')
dst_path = current_app.config.get('LOGOS_PATH')
return send_from_directory(dst_path, filename)
def validate_region(self, value):
if value is None:
return
cache = Cache()
dict_code_cache = cache.dict_code
region_cache = dict_code_cache['region']
if value not in region_cache.keys():
raise DataNotFound(field='region')
def validate_fcnt_check(self, value):
if value is None:
return
cache = Cache()
dict_code_cache = cache.dict_code
fcnt_check_cache = dict_code_cache['fcntCheck']
if value not in fcnt_check_cache.keys():
raise DataNotFound(field='fcntCheck')
def message_acked_callback(request_dict) -> None:
""" Update the publish status when the device receives the publish message """
device_id = request_dict.get('client_id')
payload = request_dict.get('payload')
if not device_id or not payload:
raise DataNotFound()
try:
load_payload = json.loads(payload)
except Exception:
raise DataNotFound()
task_id = load_payload.get('task_id')
if not task_id:
raise DataNotFound()
publish_log = PublishLog.query.filter(PublishLog.taskID == task_id).first_or_404()
publish_log.publishStatus = 2
publish_log.update()
def view_tenant(tenant_id):
if g.role_id != 1:
raise DataNotFound(field='url')
query = db.session.query(Tenant,
func.coalesce(Tenant.company, User.username).label('tenantName')) \
.outerjoin(User) \
.filter(Tenant.id == tenant_id)
record = query.to_dict(code_list=['tenantType'])
return jsonify(record)
def handle_app_groups(self, in_data):
groups_uid = in_data.get('groups')
if not groups_uid:
return in_data
groups = Group.query \
.filter_tenant(tenant_uid=g.tenant_uid) \
.filter(Group.groupID.in_(set(groups_uid))).all()
if len(groups_uid) != len(groups):
raise DataNotFound(field='groups')
in_data['groups'] = groups
return in_data
def handle_data_points(self, data):
product_uid = self.get_origin_obj('productID')
data_point_ids = data.get('dataPoints')
if not data_point_ids:
return data
data_points = DataPoint.query \
.filter(DataPoint.productID == product_uid,
DataPoint.id.in_(set(data_point_ids))).all()
if len(data_points) != len(data_point_ids):
raise DataNotFound(field='dataPoints')
data['data_points'] = data_points
return data
def convert_data_points(self, data):
data_point_ids = data.get('dataPoints')
if data_point_ids:
data_points = DataPoint.query \
.filter_tenant(tenant_uid=g.tenant_uid) \
.filter(DataPoint.id.in_(set(data_point_ids))).all()
if len(data_points) != len(data_point_ids):
raise DataNotFound(field='dataPoints')
else:
data_points = []
data['dataPoints'] = data_points
return data
def handle_load_data(self, data):
product_uid: str = data.get('productID')
if not isinstance(product_uid, str):
raise FormInvalid(field='productID')
product = Product.query. \
filter_tenant(tenant_uid=g.tenant_uid) \
.filter(Product.productID == product_uid).first()
if not product:
raise DataNotFound(field='productID')
data['productID'] = product.productID
data['cloudProtocol'] = product.cloudProtocol
data = handle_extend_type_attr(data)
return data
def handle_origin_data(self, data):
product_uid = data.get('productID')
if not isinstance(product_uid, str):
raise FormInvalid(field='productID')
product = Product.query \
.filter_tenant(tenant_uid=g.tenant_uid) \
.filter(Product.productID == product_uid).first()
if not product:
raise DataNotFound(field='productID')
data['productType'] = product.productType
data['productID'] = product.productID
data['cloudProtocol'] = product.cloudProtocol
data['gatewayProtocol'] = product.gatewayProtocol
return data
def validate_product(self, value):
if self._validate_obj('productID', value):
return
product = db.session.query(Product.id) \
.filter(Product.userIntID == g.user_id, Product.productID == value) \
.first()
if not product:
raise DataNotFound(field='productID')
codec = db.session.query(Codec.id) \
.filter(Codec.tenantID == g.tenant_uid, Codec.productID == value) \
.first()
if codec:
raise DataExisted(field='productID')
def handle_loads(self, data):
group_id = request.view_args.get('group_id')
devices_id = data['devices']
group_devices_id = db.session.query(GroupDevice.c.deviceIntID) \
.join(Group, Group.groupID == GroupDevice.c.groupID) \
.filter(Group.id == group_id).all()
add_devices_id = set(devices_id).difference(set(group_devices_id))
if len(group_devices_id) + len(add_devices_id) > 1001:
raise ResourceLimited(field='devices')
devices = Device.query.filter_tenant(tenant_uid=g.tenant_uid) \
.filter(Device.id.in_(add_devices_id)).all()
if len(devices) != len(add_devices_id):
raise DataNotFound(field='devices')
data['devices'] = devices
return data
def update_system_info():
request_dict = request.get_json()
if not request_dict:
raise APIException()
if g.tenant_uid:
raise DataNotFound(field='url')
system_info_list = SystemInfo.query.all()
for system_info in system_info_list:
new_value = request_dict.get(system_info.key)
if not new_value:
continue
if isinstance(new_value, bytes):
new_value = new_value.decode('utf-8')
system_info.value = new_value
db.session.commit()
return ''
def update_tenant(tenant_id):
if g.role_id != 1:
raise DataNotFound(field='url')
tenant = Tenant.filter(Tenant.id == tenant_id).first_or_404()
request_dict = request.get_json()
if not request_dict:
raise APIException()
enable = request_dict.get('enable')
if enable not in [0, 1]:
raise FormInvalid(field='enable')
update_dict = {'enable': enable}
updated_tenant = tenant.update(update_dict)
record = updated_tenant.to_dict()
return jsonify(record)
def handle_user_auth_type(self, data):
if 'user_id' not in g:
data['userAuthType'] = 1
groups_uid = self.get_request_data(key='groups')
auth_type = data.get('userAuthType')
if auth_type not in (1, 2):
raise FormInvalid(field='userAuthType')
if auth_type == 2 and groups_uid:
groups = Group.query \
.filter_tenant(tenant_uid=g.tenant_uid) \
.filter(Group.groupID.in_(set(groups_uid))).all()
if len(groups_uid) != len(groups):
raise DataNotFound(field='groups')
data['groups'] = groups
else:
data.pop('groups', None)
return data
def list_tenants():
if g.role_id != 1:
raise DataNotFound(field='url')
query = db.session.query(Tenant,
func.coalesce(Tenant.company, User.username).label('tenantName')) \
.outerjoin(User)
tenant_name = request.args.get('tenantName_like')
if tenant_name:
query = query \
.filter(Tenant.company.ilike(u'%{0}%'.format(tenant_name)))
person_tenant_query = db.session \
.query(Tenant, func.coalesce(Tenant.company, User.username).label('tenantName')) \
.join(User, User.tenantID == Tenant.tenantID) \
.filter(User.username.ilike(u'%{0}%'.format(tenant_name)))
query = query.union(person_tenant_query)
records = query.pagination(code_list=['tenantType'])
return jsonify(records)
def signup_invite_user(token):
jwt = JWT(current_app.config['SECRET_KEY'])
try:
data = jwt.loads(token)
except Exception:
raise FormInvalid(field='token')
if not data.get('invitation_id'):
raise FormInvalid(field='invitation')
invitation = Invitation.query \
.join(Tenant, Tenant.tenantID == Invitation.tenantID) \
.filter(Invitation.id == data.get('invitation_id'),
Invitation.inviteStatus == 0, Tenant.enable == 1) \
.first()
if not invitation:
raise DataNotFound(field='invitation')
invitation.inviteStatus = 1
invite_user = {
'roleIntID': invitation.roleIntID,
'tenantID': invitation.tenantID
}
return invite_user
def first_or_404(self):
query = self.filter_tenant()
result = query.first()
if result is None:
raise DataNotFound()
return result
def run_code():
"""
codec api response
{
"error": {
"decode:": "error message"
},
"output": {
"status_code": 0,
"result": {
"data_type": "event",
"data": {
"humidity": {
"time": 1547660823,
"value": 34
},
"temperature": {
"time": 1547660823,
"value": -3.7
}
}
}
}
}
"""
request_json = CodeRunSchema.validate_request()
analog_type = request_json.get('analogType')
protocol = db.session.query(Product.cloudProtocol) \
.filter(Product.productID == request_json.get('productID')) \
.scalar()
if protocol is None:
raise DataNotFound(field='productID')
request_url = f"http://{current_app.config['CODEC_NODE']}/api/v1/codec"
with SyncHttp() as sync_http:
response = sync_http.post(request_url, json=request_json)
if response.responseCode != 200:
try:
errors = json.loads(response.responseContent)
except Exception:
errors = {
'codec': response.responseContent
}
raise APIException(errors=errors)
response_json = json.loads(response.responseContent)
# return response if it has error
if 'error' in response_json:
return jsonify(response_json)
output_data = response_json.get('output')
status_code = output_data.get('status_code')
# If status code is 1（ERROR）
# or analog type is 2(encode)
# return response without validate
if status_code == 1 or analog_type == 2:
return jsonify(response_json)
result = output_data.get('result')
error_dict = {}
validate_data, validate_error = DecodeSchema().load(result)
for key, value in validate_error.items():
error_dict[key] = value[0][:-1]
data_stream = DataStream.query \
.filter(DataStream.productID == request_json.get('productID'),
DataStream.tenantID == g.tenant_uid, DataStream.topic == request_json.get('topic'),
DataStream.streamID == validate_data.get('stream_id')) \
.first()
if not data_stream:
raise DataNotFound(field='data_stream')
error, passed_data = validate_decode_response(data_stream, validate_data)
error_dict.update(error)
record = {
'output': {
'status_code': status_code,
'result': passed_data
}
}
if error_dict:
record['error'] = error_dict
return jsonify(record)
def handle_not_found(error):
if request.path.startswith('/api/'):
return DataNotFound('url')
return error
