50 lignes
1.2 KiB
Bash
Fichiers exécutables
50 lignes
1.2 KiB
Bash
Fichiers exécutables
#!/bin/bash
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Help()
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{
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# Display Help
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echo "create a rotating backup of the var folder"
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echo
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echo "Syntax: varbackup [-h|s]"
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echo "options:"
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echo "h Print this Help."
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echo "s Silent mode."
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echo
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}
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while getopts ":hs" option; do
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case $option in
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h) # display Help
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Help
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exit;;
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s) # enable silent mode
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isSilent=true;;
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esac
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done
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# main program
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currDir="$(pwd)/backup/var/"
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if [ ! -d "$currDir" ]; then
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[ -z ${isSilent} ] && echo "creating backup directory ${currDir}"
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mkdir -p "${currDir}"
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fi
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if [ ! -f "${currDir}../rotatemap_var.conf" ]; then
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[ -z ${isSilent} ] && echo "creating config file"
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printf "${currDir}var.tar.gz {\nrotate 100\n}" > ${currDir}/../rotatemap_var.conf
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fi
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[ -z ${isSilent} ] && echo "pack var directory"
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tar -cf ${currDir}var.new.tar ./var;
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if [ ! -f "${currDir}var.tar" ] || [ "$(cmp ${currDir}var.tar ${currDir}var.new.tar)" ]; then
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gzip -c ${currDir}var.tar > ${currDir}var.tar.gz
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logrotate -f -s "${currDir}../rotatemap_var.state" "${currDir}../rotatemap_var.conf"
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mv ${currDir}var.new.tar ${currDir}var.tar
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else
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rm ${currDir}var.new.tar
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fi
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[ -z ${isSilent} ] && echo "finished"
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