mirror of
https://0xacab.org/liberate/backupninja.git
synced 2024-11-10 12:52:40 +01:00
117 lines
2.9 KiB
Plaintext
117 lines
2.9 KiB
Plaintext
#
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# rdiff-backup handler script for backupninja
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# requires rdiff-backup
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#
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setsection source
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getconf type; sourcetype=$type
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getconf label
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getconf user root; sourceuser=$user
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getconf keep
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getconf include
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getconf exclude
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### DESTINATION ###
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setsection dest
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getconf directory; destdir=$directory
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# strip trailing /
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destdir=${destdir%/}
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getconf type; desttype=$type
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getconf user; destuser=$user
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getconf host; desthost=$host
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[ "$destdir" != "" ] || fatal "Destination directory not set"
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[ "$desttype" == "remote" ] || fatal "Only remote destinations are supported"
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# see if we can login
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debug "su $sourceuser -c \"ssh -o PasswordAuthentication=no $desthost -l $destuser 'echo -n 1'\""
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if [ ! $test ]; then
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result=`su $sourceuser -c "ssh -o PasswordAuthentication=no $desthost -l $destuser 'echo -n 1'" 2>&1`
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if [ "$result" != "1" ]; then
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fatal "Can't connect to $desthost as $destuser."
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fi
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fi
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# see that rdiff-backup has the same version as here
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debug "su $sourceuser -c \"ssh $desthost -l $destuser '$RDIFFBACKUP -V'\""
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if [ ! $test ]; then
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remoteversion=`su $sourceuser -c "ssh $desthost -l $destuser '$RDIFFBACKUP -V'" 2>&1`
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localversion=`$RDIFFBACKUP -V`
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if [ "$remoteversion" != "$localversion" ]; then
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fatal "rdiff-backup does not have the same version on this computer and the backup server."
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fi
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fi
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execstr_serverpart="$destuser@$desthost::$destdir/$label"
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### SOURCE ###
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[ "$label" != "" ] || fatal "Source missing label"
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[ "$sourcetype" == "local" ] || fatal "Only local source type supported"
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[ "$include" != "" ] || fatal "No source includes specified"
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execstr_clientpart="/"
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## REMOVE OLD BACKUPS
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if [ "$keep" -gt "0" ]; then
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removestr="rdiff-backup --force --remove-older-than ${keep}D "
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if [ "$desttype" == "remote" ]; then
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removestr="${removestr}${destuser}@${desthost}::"
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fi
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removestr="${removestr}${destdir}/${label}";
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debug "su $sourceuser -c '$removestr'"
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if [ ! $test ]; then
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output=`su $sourceuser -c "$removestr" 2>&1`
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code=$?
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if [ "$code" == "0" ]; then
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debug $output
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info "Removing backups older than $keep days succeeded."
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else
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warning $output
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warning "Failed removing backups older than $keep."
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fi
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fi
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fi
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## EXECUTE ##
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execstr="$RDIFFBACKUP --print-statistics "
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# TODO: order the includes and excludes
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# excludes
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for i in $exclude; do
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str="${i//__star__/*}"
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execstr="${execstr}--exclude '$str' "
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done
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# includes
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for i in $include; do
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str="${i//__star__/*}"
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execstr="${execstr}--include '$str' "
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done
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# exclude everything else
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execstr="${execstr}--exclude '/*' "
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# include client-part and server-part
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execstr="${execstr}$execstr_clientpart $execstr_serverpart"
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debug "su $sourceuser -c '$execstr'"
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if [ ! $test ]; then
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output=`su $sourceuser -c "$execstr" 2>&1`
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code=$?
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if [ "$code" == "0" ]; then
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debug $output
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info "Successfully finished backing up source '$label'"
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else
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warning $output
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warning "Failed backup up source '$label'"
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fi
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fi
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return 0
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