/etc/cron.daily/perlindex is in perlindex 1.606-1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 | #!/bin/sh
# cron script for perlindex to update the database.
test -x /usr/bin/perlindex || exit 0
DIR=/var/cache/perlindex
[ -d $DIR ] || mkdir $DIR && chmod 0755 $DIR
perlindex -index >/dev/null 2>/dev/null
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