ログを見たりするときに色で出したいスクリプトです、`gawk`依存、基本pipeで使います

colorlog

#!/usr/bin/gawk -f

BEGIN     {}
/DEBUG/   { gsub( "DEBUG",   "\033[2;49;94mDEBUG\033[0m"); }   # PURPLE
/INFO/    { gsub( "INFO",    "\033[2;49;39mINFO\033[0m"); }    # SILVER
/NOTICE/  { gsub( "NOTICE",  "\033[2;49;92mNOTICE\033[0m"); }  # GREEN
/WARNING/ { gsub( "WARNING", "\033[2;49;93mWARNING\033[0m"); } # YELLOW
/ALERT/   { gsub( "ALERT",   "\033[2;49;91mALERT\033[0m"); }   # ORANGE
/ERROR/   { gsub( "ERROR",   "\033[2;49;31mERROR\033[0m"); }   # RED

# ip address
match($0, /[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+/) { str=substr($0, RSTART, RLENGTH); gsub( str, "\033[2;49;91m"str"\033[0m"); } # ORANGE
/localhost/   { gsub( "localhost",   "\033[2;49;91mlocalhost\033[0m"); }  # ORANGE
# date
match($0, /[0-9]+-[0-9]+-[0-9]+/) { str=substr($0, RSTART, RLENGTH); gsub( str, "\033[2;49;94m"str"\033[0m"); } # PUARPLE
# time
match($0, /[0-9]+:[0-9]+:[0-9]+/) { str=substr($0, RSTART, RLENGTH); gsub( str, "\033[2;49;96m"str"\033[0m"); } # CYAN
# ansible
/PLAY/   { gsub( "PLAY",   "\033[2;49;96mPLAY\033[0m"); }   # PURPLE
/TASK/   { gsub( "TASK",   "\033[2;49;92mTASK\033[0m"); }   # PURPLE
/fatal/  { gsub( "fatal",  "\033[2;49;91mfatal\033[0m"); }   # PURPLE

{ print $0; }
{ fflush(); }