qsgrep1

Usage

Overview

qsgrep is a simple tool to search patterns within files. It uses regular expressions to find patterns and prints the submatches within a pre-defined format string.

Options

-e <pattern>

Specifes the search pattern.

-o <string>

Defines the output string where $0-$9 are substituted by the submatches of the regular expression.

<path>

Defines the input file to process. qsgrep reads from from standard input if this parameter is omitted.

Examples

Shows the IP addresses of clients causing mod_qos(031) messages):

qsgrep -e 'mod_qos\(031\).*, c=([a-zA-Z0-9:.]*)' -o 'ip=$1' error_log