recreate algoritm snapshot image. 01.12.21:23.39

kvm-snapshot.sh

@@ -2,26 +2,21 @@
 # The script is designed to create or restore an image of a virtual machine kvm (c) 2018
 # author Koshuba V.O.
 # license: MIT
-# version: 4.0.10
+# version: 5.0.1
 ##
 
 #<manual_parameters>
-path_kvm=( "/kvm/ms1" "/kvm/ms2" );				# path kvm machines
-path_bak=( "/backup/kvm/ms1" "/backup/kvm/ms2"  );		# path backup kvm machines
-img_dev=( "sda.img" "sda.img" );				# storage kvm
-img_part=( '"sda1" "sda2" "sda3" "sda4"'
-           '"sda1" "sda2" "sda3" "sda4"' );			# sections in media kvm
-img_type=( '"dd" "dd" "dd" "ntfsclone"'
-           '"dd" "dd" "dd" "ntfsclone"' );			# type backup partition:dd[fat,EFI System,Windows recovery environment,Microsoft reserved],ntfsclone[ntfs,Microsoft basic data]
-img_size=( '"300" "99" "128" ""'
-           '"300" "99" "128" ""' );				# size partition for dd (Mb)
-img_offset=( '"1048576" "315621376" "419430400" "553648128"'
-             '"1048576" "315621376" "419430400" "553648128"' );	# offset for switch section media kvm
+path_kvm=(	"/kvm/w2kbuh"
+	        "/kvm/w2ktbo" );			# path kvm machines
+path_bak=(	"/arhive/backup/kvm/w2kbuh" 
+		"/arhive/backup/kvm/w2ktbo"  );		# path backup kvm machines
+img_dev=(	"sda.img"
+		"sda.img" );				# storage kvm
 #</manual_parameters>
 
 #<script_value>
 version="4.0.10";
-owner="(c) script by Koshuba V.O. 2018";
+owner="(c) script by Koshuba V.O. 2021";
 msg_dat=( '"Script to save or restore the image KVM" "Скрипт сохранения или восстановления образа KVM"'
           '"MAIN MENU" "ГЛАВНОЕ МЕНЮ"'
           '"RESTORE KVM MACHINE" "ВОССТАНОВЛЕНИЕ ГОСТЕВОЙ МАШИНЫ KVM"'
@@ -40,7 +35,7 @@ msg_dat=( '"Script to save or restore the image KVM" "Скрипт сохран
           '"Starting kvm-snapshot script." "Запуск скрипта kvm-snapshot."'
           '"Ending work kvm-snapshot script." "Окончание работы скрипта kvm-snapshot."'
           '"Not found save images!" "Не найдены сохраненные образы!"'
-          '"The installed type was not found from the parameters for image processing - dd,ntfsclone,mrsrv!" "Не найден установленный тип из параметров для обработки образа - dd,ntfsclone,mrsrv!"' );
+	 );
 	  # msg[17]
 msg=();											# set current messages
 esc_title="";										# title escape menu
@@ -76,7 +71,7 @@ operation_exit=( "clear" "endproc" "exit" );
 
 
 #<tools_script>
-get_tools=( "ntfsclone" "pigz" "locale" "du" "ntfsfix" "gunzip" );           # tools for script
+get_tools=( "pigz" "locale" "du" "gunzip" "dd" );           # tools for script
 #</tools_script>
 
 
@@ -364,10 +359,6 @@ function saveKvm() {
 local save_kvm="${path_kvm[$set_kvm]}";
 local save_bak="${path_bak[$set_kvm]}/$rdate";
 local save_img="${img_dev[$set_kvm]}";
-eval local save_type="(" $(echo -e ${img_type[$set_kvm]}) ")";
-eval local save_size="(" $(echo -e ${img_size[$set_kvm]}) ")";
-eval local save_dev="(" $(echo -e ${img_part[$set_kvm]}) ")";
-eval local save_offset="(" "$(echo -e ${img_offset[$set_kvm]})" ")";
 local set_loop_main="$(losetup -f|grep -v loop-control|sed 's/\/\dev\///g')";
 losetup /dev/$set_loop_main $save_kvm/$save_img;
 
@@ -378,34 +369,7 @@ fi
 
 sfdisk -d /dev/$set_loop_main >$save_bak/info_sfdisk.txt;
 sfdisk -l /dev/$set_loop_main >$save_bak/info_disk.txt;
-dd if=/dev/$set_loop_main of=$save_bak/winboot.img bs=512 count=1;
-
-for ((iskvm=0; iskvm != ${#save_dev[@]}; iskvm++))
- do
-    local set_loop_dev="$(losetup -f|grep -v loop-control|sed 's/\/\dev\///g')";
-    losetup -o ${save_offset[$iskvm]} /dev/$set_loop_dev /dev/$set_loop_main;
-    if [ "${save_type[$iskvm]}" == "ntfsclone" ];
-	    then
-	    ntfsclone --save-image -o - /dev/$set_loop_dev| pigz -p2 -c9>$save_bak/${save_dev[$iskvm]}_ntfs.img.gz;
-	fi
-	if [ "${save_type[$iskvm]}" == "dd" ];
-	    then
-		if [ "${save_size[$iskvm]}" != "" ];
-		    then
-		    dd if=/dev/$set_loop_dev status=progress bs=${save_size[$iskvm]}M count=1|pigz -p4 -M -c9>$save_bak/${save_dev[$iskvm]}_dd.img.gz;
-		    else
-		    dd if=/dev/$set_loop_dev status=progress|pigz -p4 -M -c9>$save_bak/${save_dev[$iskvm]}_dd.img.gz;
-		fi
-	    
-	fi
-	if [ "${save_type[$iskvm]}" != "ntfsclone" ] && [ "${save_type[$iskvm]}" != "dd" ] && [ "${save_type[$iskvm]}" != "mrsrv" ];
-	    then
-		echo "[$save_bak/${save_dev[$irkvm]}_dd.img.gz]\n ${msg[18]} - >> /var/log/syslog";
-		echo "$(date) - kvm-snapshot: [$save_bak/${save_dev[$irkvm]}_dd.img.gz] \n ${msg[18]}" >> /var/log/syslog;
-	fi
-    
-    losetup -d /dev/$set_loop_dev;
-done
+dd if=/dev/$set_loop_main status=progress |pigz -p4 -M -c9>$save_bak/$save_img-dd.img.gz;
 losetup -d /dev/$set_loop_main;
 }
 
@@ -413,38 +377,9 @@ function restoreKvm() {
 local rest_kvm="${path_kvm[$set_kvm]}";
 local rest_bak="${path_bak[$set_kvm]}/$set_img";
 local rest_img="${img_dev[$set_kvm]}";
-eval local rest_type="(" $(echo -e ${img_type[$set_kvm]}) ")";
-eval local rest_size="(" $(echo -e ${img_size[$set_kvm]}) ")";
-eval local rest_dev="(" $(echo -e ${img_part[$set_kvm]}) ")";
-eval local rest_offset="(" "$(echo -e ${img_offset[$set_kvm]})" ")";
 local set_loop_rmain="$(losetup -f|grep -v loop-control|sed 's/\/\dev\///g')";
 losetup /dev/$set_loop_rmain $rest_kvm/$rest_img;
-dd if=$rest_bak/winboot.img of=/dev/$set_loop_rmain bs=512 count=1;
-sleep 1
-for ((irkvm=0; irkvm != ${#rest_dev[@]}; irkvm++))
- do
-    local set_loop_rdev="$(losetup -f|grep -v loop-control|sed 's/\/\dev\///g')";
-    losetup -o ${rest_offset[$irkvm]} /dev/$set_loop_rdev /dev/$set_loop_rmain;
-	if [ ${rest_type[$irkvm]} == "ntfsclone" ];
-	    then
-	    gunzip -c $rest_bak/${rest_dev[$irkvm]}_ntfs.img.gz|ntfsclone --restore-image -O /dev/$set_loop_rdev -;
-	fi
-	if [ "${rest_type[$irkvm]}" == "dd" ];
-	    then
-		if [ "${rest_size[$irkvm]}" != "" ];
-		    then
-		    pigz -p4 -c -d -M $rest_bak/${rest_dev[$irkvm]}_dd.img.gz|dd of=/dev/$set_loop_rdev status=progress bs=${rest_size[$irkvm]}M count=1;
-		    else
-		    pigz -p4 -c -d -M $rest_bak/${rest_dev[$irkvm]}_dd.img.gz|dd of=/dev/$set_loop_rdev status=progress;
-		fi
-	fi
-	if [ "${rest_type[$irkvm]}" != "ntfsclone" ] && [ "${rest_type[$irkvm]}" != "dd" ];
-	    then
-		echo "[$rest_bak/${rest_dev[$irkvm]}_dd.img.gz]\n ${msg[18]} - >> /var/log/syslog";
-		echo "$(date) - kvm-snapshot: [$rest_bak/${rest_dev[$irkvm]}_dd.img.gz] \n ${msg[18]}" >> /var/log/syslog;
-	fi
-    losetup -d /dev/$set_loop_rdev;
-done
+pigz -p4 -c -d -M $rest_bak/${rest_dev[$irkvm]}_dd.img.gz|dd of=/dev/$set_loop_rdev status=progress;
 losetup -d /dev/$set_loop_rmain;
 }