mylogfile.log

Oct 24 13:10:56.111039 2016] [core:notice] [pid 13] AH00094: Command line: '/usr/sbin/httpd -D FOREGROUND'
[Mon Oct 24 13:59:21.008651 2016] [core:notice] [pid 18] SELinux policy enabled; httpd running as context system_u:system_r:svirt_lxc_net_t:s0:c664,c840
[Mon Oct 24 13:59:21.009400 2016] [suexec:notice] [pid 18] AH01232: suEXEC mechanism enabled (wrapper: /usr/sbin/suexec)
[Mon Oct 24 13:59:21.043636 2016] [ssl:notice] [pid 18] AH01884: Operating in SSL FIPS mode
[Mon Oct 24 13:59:21.044086 2016] [ssl:warn] [pid 18] AH01902: Host 10.10.10.7:443: X.509 CRL storage locations configured, but CRL checking (SSLCARevocationCheck) is not enabled

sample_pattern_match.sh

#!/bin/bash

# quick/dirty matching for a script to scrape output from a logfile looking 
# for a certain pattern.... done for learning purposes

# TODO: parameterize to allow $1 to be match text

while read line
do
    if [[ $line =~ AH01884 ]]; then
        # add text from awk print $2 to array
        #grants+=("$(echo $line | awk -F "AH01884" '{print $2}')")

        # use awk to print all but $1 & $2 and add to array
        grants+=("$(echo $line | awk '{$1=$2=""; print $0}')")
    fi
done < mylogfile.log

# begin sample output methods from array

# use printf
echo "Using printf()"
printf '   %s\n' "${grants[@]}";

# use internal field sperator
echo "Using \$IFS"
( IFS=#39; echo "   ${grants[*]}" )

# use a loop to echo each line
echo "Using a for loop"
for each in "${grants[@]}"
do
    echo "   $each"
done

#EOF