# Define a reusable access log format with upstream timing fields, but do not
# enable logging by default. Individual servers still choose their own log path
# and whether this format is worth the I/O cost.
#
# Example:
# access_log /var/log/nginx/access.log upstream_timing;
log_format upstream_timing escape=json
	'{'
	'"time":"$time_iso8601",'
	'"remote_addr":"$remote_addr",'
	'"host":"$host",'
	'"request":"$request",'
	'"status":$status,'
	'"body_bytes_sent":$body_bytes_sent,'
	'"request_time":$request_time,'
	'"upstream_addr":"$upstream_addr",'
	'"upstream_status":"$upstream_status",'
	'"upstream_connect_time":"$upstream_connect_time",'
	'"upstream_header_time":"$upstream_header_time",'
	'"upstream_response_time":"$upstream_response_time",'
	'"http_referer":"$http_referer",'
	'"http_user_agent":"$http_user_agent"'
	'}';