Regular Expressions 101

Community Patterns

Simplified nginx access log filter with group name

0

Regular Expression
Python

r"
(?P<remote_addr>(?:^|\b(?<!\.))(?:1?\d\d?|2[0-4]\d|25[0-5])(?:\.(?:1?\d\d?|2[0-4]\d|25[0-5])){3}(?=$|[^\w.]))\s-\s(?P<remote_usr>-|[a-z_][a-z0-9_]{0,30})\s(?P<date_time>\[(?P<date>[0-2][0-9]\/\w{3}\/[12]\d{3}):(?P<time>\d\d:\d\d:\d\d).*\])\s(?P<request>\"(?P<req_method>GET|POST|HEAD|PUT|DELETE|CONNECT|OPTIONS|TRACE|PATCH)\s(?P<req_uri>\/[^\s]*)\s(?P<http_ver>HTTP/\d\.\d)\")\s(?P<status>\d{3})\s(?P<body_byte_sent>\d+)\s\"(?P<http_referer>[^\s]+)\"\s\"(?P<user_agent>[^\"]+)\"\s\"(?P<forward_for>[^\"]+)\"
"

Description

Simple regex for nginx access log file name

Submitted by anonymous - 6 years ago