Insert logrotate into all jenkins seed jobs with a nifty script

insertlogrotate.sh

#!/bin/zsh

#### Uses the-silver-surfer (ag) and zsh
touch rotatelogdone.txt

ag -L logRotator --nocolor | xargs ls -1 > rotatelogdone.txt

ARRAY=($(cat rotatelogdone.txt))

for VAR in ${ARRAY[@]}
do
    echo $VAR
    gsed -i '/Job(jobName)/a \\tlogRotator { numToKeep(20) }' $VAR
done