138 lines
4.1 KiB
Bash
138 lines
4.1 KiB
Bash
# ------------------------------------------------------------------------------
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# File manipulation function
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# This file is part of the init.sh project
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# Copyright (c) 2019-2021 Geoffray Levasseur <fatalerrors@geoffray-levasseur.org>
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# ------------------------------------------------------------------------------
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# This file is distributed under 3-clause BSD license.
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# The complete license agreement can be obtained at:
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# https://opensource.org/licenses/BSD-3-Clause
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# ------------------------------------------------------------------------------
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# ------------------------------------------------------------------------------
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# Define normalised time display, filename friendly
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stdtime()
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{
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date --rfc-3339=seconds | sed -e 's/ /-/' -e 's/://g'
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}
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export -f stdtime
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# ------------------------------------------------------------------------------
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# Backup original installation files
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# (or any old files if runned several time on same file)
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backupdist()
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{
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if [[ $# -lt 1 ]]; then
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prnt E "backupdist(): At least one argument is required."
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exit 11
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fi
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for file in $@; do
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local tmstmp=$(stdtime)
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if [[ - L ${file} ]]; then
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# With symbolik links we call again backupdist to treat target
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backupdist $(readlink -f ${file})
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elif [[ -f ${file} ]]; then
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prnt I "Création d'une sauvegarde de ${file} du $tmstmp..."
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cp -av $file ${file}.dist.${tmstmp}
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if [[ $? -ne 0 ]]; then
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prnt E "backupdist(): Échec de copie du fichier."
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die 12
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fi
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elif [[ -d ${file} ]]; then
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prnt I "Création d'une sauvegarde du répertoire ${file} du $tmstmp..."
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cp -av $file ${file}.dist.${tmstmp}
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if [[ $? -ne 0 ]]; then
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prnt E "backupdist(): Échec de copie du répertoire."
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die 12
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fi
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else
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prnt W "backupdist(): $file n'existe pas, rien à faire."
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fi
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done
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}
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export -f backupdist
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# ------------------------------------------------------------------------------
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# Install file to the host (specific first then general)
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# Todo: implement wildcard support
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installfile()
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{
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local filelist=""
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local i=0
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if [[ $# -lt 2 ]]; then
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prnt E "installfile(): At least two arguments are required."
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die 11
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fi
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if [[ $(echo $@ | grep "\*\|\?") ]]; then
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prnt E "installfile(): Wildcards are not authorized."
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die 7
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fi
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for arg in $@; do
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if [[ -f $MYPATH/repo/hosts/$HOSTNAME/$arg ]]; then
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filelist="$filelist $MYPATH/repo/hosts/$HOSTNAME/$arg"
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elif [[ -f $MYPATH/repo/common/$arg ]]; then
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filelist="$filelist $MYPATH/repo/common/$arg"
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else
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# Not found in repository, we expect full name
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filelist="$filelist $arg"
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fi
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done
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# Empty to just obtain the target which is the last element of the list
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for i in $filelist; do
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:
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done
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if [[ ! $i == /* ]]; then
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prnt E "installfile(): Target must be on the root filesystem and full path must be provided."
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die 13
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fi
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if [[ -d $(dirname $i) ]]; then
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prnt I "Création du répertoire $(dirname $i) d'accueil..."
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mkdir -pv $(dirname $i)
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if [[ $? -ne 0 ]]; then
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prnt E "installfile(): Can't create target dirrectory!"
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die 12
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fi
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fi
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prnt I "Copie des fichiers ${filelist}..."
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cp -av $filelist
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if [[ $? -ne 0 ]]; then
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prnt E "installfile(): Couldn't copy some required files!"
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die 12
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fi
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}
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export -f installfile
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# ------------------------------------------------------------------------------
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# determine if a directory is empty
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isdirempty()
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{
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dir=$1
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if [[ ! -d $dir ]]; then
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return 0
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fi
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nbfiles=$(ls -a1 $dir | egrep -v '^.$|^..$' | wc -l)
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if [[ $nbfiles -eq 0 ]]; then
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return 0
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fi
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return 1
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}
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# ------------------------------------------------------------------------------
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# patch a file replacing all @var@ by the corresponding value in environment
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patchfile()
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{
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: # todo
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}
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# EOF
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