Log Schema

General attributes

Attribute	Type	Description
tn	string	tenant id - i.e. box id
ev	string	log event name
lvl	enum	empty - info, warn, error, panic
ts	date string	event timestamp in ISO 8601 format
d	number	duration in milliseconds
w	string	worker name
msg	string	event description
err	string	error description
etr	string	exception stack trace
ctx	string	context id
ctx_end	bool	flag last item in context, used to help aggregate log entries for one context

Event types

In table below you can see the most popular log events:

event name (ev)	description
w/req	HTTP request
w/resp	HTTP response
db/q	DB query
auth/authorized-access-policy	Access Policy Evaluation
resource/create	Resource created
resource/update	Resource updated
resource/delete	Resource deleted
resource/create-dup	Create duplicate
resource/update-dup	Update duplicate
auth/login	Succesful user login
auth/authorize-failed	Failed login attempt
auth/warn err: wrong_credentials	Failed login attempt due to bad credentials
db/db-size	Size of database
db/rel-size	Size of table

REST logs

Attribute	type	Description
ev	string	w/req - start request, w/resp - end of request
ctx	string	request id
w_url	url	request URL
w_r	string	request URL template (i.e. GET /Patient/?)
w_m	string	HTTP method in lower-case
w_qs	string	request query string
w_st	int	HTTP response status
w_addr	string	Comma separated client and middleware IPs
w_corr_id	string	X-Correlation-Id header of original request
w_audit	json	X-Audit header
d	int	Request duration in ms
w_uid	string	User id
w_cid	string	Client id

SQL logs

Attribute	Type	Description
ev	string	db/q - for query and db/ex for statements
sql	string	SQL query
db_prm	string[]	Collection of query parameters
d	int	Query duration in ms

Auth logs

Attributes	Type	Description
ev	string	a/warn

App logs

Attributes	Type	Description
ev	string	op/timeout - operation timed out
op	string	id of the operation
app	string	id of the app