initial commit

backup_lvm.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+DIR=/mnt/backups_filesystems
+
+VG=`echo $0|rev|cut -d_ -f2|rev`;
+LV=`echo $0|rev|cut -d_ -f1|rev`;
+FREE=`vgs --noheadings $VG --units b|rev|cut -d' ' -f1|rev|cut -dB -f1`;
+if  [[ "$FREE" -lt 104857600 ]];
+then
+	  echo "Not enough space to make snapshot";
+	    exit 1;
+fi;
+TIMESTAMP=`date +%Y%m%d-%H%M%S`
+lvcreate --addtag backup --snapshot --size 100M --name $LV-$TIMESTAMP $VG/$LV > /dev/null
+[[ -f "$DIR/$VG_$LV.img" ]] && rm $DIR/$VG_$LV.img
+[[ -f "$DIR/$VG_$LV.img.gz" ]] && rm $DIR/$VG_$LV.img.gz
+dd if=/dev/$VG/$LV-$TIMESTAMP bs=1024 conv=noerror,sync status=none | gzip -c -9 > $DIR/$VG_$LV.img.gz
+lvremove -y $VG/$LV-$TIMESTAMP > /dev/null
+exit 0;
+

run_backup_lvm.sh

@@ -0,0 +1,5 @@
+#!/usr/bin/bash
+find ~/backup_lvm.d/ -type l | while read file
+do
+	$file
+done

snapshot_lvm.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+VG="vg0"
+TS=`date +%Y%m%dT%H%M%S`
+set -xe
+while read -r line;
+do
+	DISK=`echo $line|cut -d' ' -f1`
+	SIZE=`echo $line|cut -d' ' -f2`
+	lvcreate --snapshot --name "$DISK-$TS" -L $SIZE $VG/$DISK;
+done