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- #!/bin/bash
- ## Simple logrotate script
- ## http://superglue.it | Danja Vasiliev, 2014
- ##
- ## Takes filepath as argument
- ## backlogs to keep
- _ROTATE=7
- _DATE=$(date +%d.%m.%y-%H:%M:%S)
- _FILE=$1
- function err {
- printf %s": "%s"\n" "$(basename $0)" "$1"; exit 1
- }
- [[ -z $1 ]] && err 'missing input file'
- [[ ! -e $1 ]] && err 'input file not readable'
- ## get number of backlogs and purge unwanted
- _N=( $(ls -1 -r $_FILE*.gz) )
- [[ ${#_N[@]} -gt $((_ROTATE-1)) ]] && rm -f ${_N[@]:$((_ROTATE-1)) }
- gzip -f $_FILE || err 'failed to gzip file'
- mv $_FILE.gz "$_FILE"_"$_DATE".gz || err 'failed to rename archive'
- exit 0
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