# HG changeset patch
# User Pascal Bellard <pascal.bellard@slitaz.org>
# Date 1275133695 -7200
# Node ID b84ff32e34579a614706742c1e8b6f60b8ad10bc
# Parent  2c7074daece038ae7dc803eff6b7fddf7f17e848
mirror-tools: add backup.sh

diff -r 2c7074daece0 -r b84ff32e3457 mirror-tools/receipt
--- a/mirror-tools/receipt	Sat May 29 13:32:42 2010 +0200
+++ b/mirror-tools/receipt	Sat May 29 13:48:15 2010 +0200
@@ -6,7 +6,7 @@
 SHORT_DESC="Mirrors toolset."
 MAINTAINER="pascal.bellard@slitaz.org"
 WEB_SITE="http://www.slitaz.org/"
-DEPENDS="rrdtool"
+DEPENDS="rrdtool rgzip"
 
 # Rules to gen a SliTaz package suitable for Tazpkg.
 genpkg_rules()
diff -r 2c7074daece0 -r b84ff32e3457 mirror-tools/stuff/home/backups/mirror/backup.sh
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mirror-tools/stuff/home/backups/mirror/backup.sh	Sat May 29 13:48:15 2010 +0200
@@ -0,0 +1,67 @@
+#!/bin/sh
+
+KEEP=1
+EXTRA="monthly:30:2"
+BACKUP_USER=bellard
+REMOTE_USER=bellard
+
+backup_data()
+{
+while read file dirs; do
+	find $dirs  | cpio -o -H newc | rgzip -9 > $file.cpio.gz 2> /dev/null
+done <<EOT
+etc		/etc /home/$BACKUP_USER/.ssh
+www		/var/www/mirror-info /var/www/pizza
+packages	/var/lib/tazpkg/installed
+rrd		/var/spool/rrd
+crontabs	/var/spool/cron/crontabs
+awstats		/var/lib/awstats
+EOT
+}
+
+#
+# The following should be kept untouched.
+#
+
+SSH="ssh -i /home/$BACKUP_USER/.ssh/id_rsa"
+
+cd $(dirname $0)
+[ $(id -u) == 0 ] || exit 1
+[ $(hostname) == $(basename $PWD) ] || exit 1
+
+rotate()
+{
+	local i
+	local j
+	for j in $(seq $(($1 - 1)) -1 1); do
+		for i in *.$2.$(($j - 1)) ; do mv -f $i ${i%.$2.*}.$2.$j; done
+	done
+}
+
+[ -n "$EXTRA" ] && for x in $EXTRA ; do
+	IFS=':' ; set -- $x ; unset IFS
+	suffix=$1
+	days=$2
+	keep=$3
+	for i in *.gz ; do
+		mtime=$(( $(stat -c %Y $i) - ($days * 24 * 3600) ))
+		j=$i.$suffix.0
+		[ -e $j ] && [ $(stat -c %Y $j) -gt $mtime ] && continue
+		rotate $keep gz.$suffix
+		ln $i $j
+	done
+done
+if [ 0$KEEP -gt 0 ]; then
+	[ $KEEP -gt 1 ] && rotate $KEEP gz
+	for i in *.gz ; do mv -f $i $i.0; done
+fi
+
+backup_data
+
+chown $BACKUP_USER *
+chmod 700 *
+
+for i in $(cd .. ; ls); do
+	[ $i == $(hostname) ] && continue
+	rsync -aH -e "$SSH" --bwlimit=50 $REMOTE_USER@$i.slitaz.org:/home/backups/$i/. ../$i/.
+done