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#!/bin/bash export PATH=$PATH:/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin collect_data() { mysqladmin version > /usr/lib64/nagios/plugins/bc/bc_mysqladmin_version.txt; } lock_file=/tmp/$(basename $0).lock; if [ ! -f $lock_file ] then touch $lock_file; collect_data; rm -vf $lock_file; else find $lock_file -maxdepth 1 -type f -cmin +60 -exec rm -vf {} \; fi