source: noc/nagios/status-user/finger.sh @ 1105

#!/bin/bash

docnagios() {
        echo q | env TERM=ansi LINES=1000 COLUMNS=80 /usr/local/nagios/bin/cnagios -b "$@" | sed 's/
\[B/\n/g; s/
/\n/g' | perl -pe '
s/^.*(?=sipb-nagios)//; # remove garbage at beginning
s/(.)\\[(\d+)b/$1x($2+1)/ge; # (\d+)b means repeat previous character n times
s/\\[(\d+)d//g; # absolute go to line; ignored
1 while s/\\[(\d+)G/" "x($1-$-[0]-1)/e; # go to absolute horizontal position
1 while s/\\[\d+;(\d+)H/" "x($1-$-[0]-1)/e; # go to absolute position; line ignored
'
}

gethostgroups() {
    cat /etc/nagios3/*.cfg | perl -ne 'print if ( /^(\s*)define hostgroup [\{[]/ ... /[\}\]]/ )' | perl -ne 'm|hostgroup_name\s+(\S+)| and $name = $1; m|members\s+(.+)\s*$| and $members = $1; m|\}| and print "$name\t$members\n"'
}

gethgmembers() {
    gethostgroups | grep "^$1   " | cut -f 2 -d "       " | sed 's/,/\n/g' | sort -u | perl -pe 's/\n/|/g' | sed 's/|$//'
}

read line
case "$line" in
    status*)
        docnagios
        ;;
    broken*)
        docnagios -l w
        ;;
    load*)
        docnagios -g /LOAD/
        ;;
    scripts-user*)
        docnagios -g "/$(gethgmembers "scripts-user.*")/"
        ;;
    scripts*)
        docnagios -g "/$(gethgmembers "scripts.*")/"
        ;;
    xvm*)
        docnagios -g "/$(gethgmembers "xvm.*")/"
        ;;
    *)
        cat <<EOF
Available information:
finger status@sipb-noc -- all services
finger broken@sipb-noc -- services that are not OKAY
finger load@sipb-noc   -- all LOAD services
finger scripts-user@sipb-noc-- all scripts user services
finger scripts@sipb-noc-- all scripts services
finger xvm@sipb-noc    -- only XVM servers
EOF
      
        ;;
esac
#s/\\[\d*[a-zA-Z]//g'
#perl -pe 's/^.*?\[H //s; s/.\[\d+;1H/\n/g; s/^\s+//mg;'

# s/^\s+$//mg; s/Command: .*//s; s/$/\[0m/'