release

README.md

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+Скрипт для снятия сильно сжатых образов через утилиту ntfsclone с образа виртуальной машины.

demo/create_image.sh

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+#!/bin/bash
+## the size create image disk
+exit 0
+size_disk=3G;
+image="swop_disk.img";
+
+fallocate -l $size_disk $image ;
+echo ok...
+exit 0

kvm-snapshot.sh

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+#!/bin/bash
+# The script is designed to create or restore an image of a virtual machine kvm (c) 2018
+# author Koshuba V.O.
+# license: MIT
+# version: 4.0.0
+##
+
+#<manual_parameters>
+path_kvm=( "/kvm/win7x64" 
+           "/kvm/win2kx64" );					# path kvm machines
+path_bak=( "/arhive/backup/kvm/win7x64" 
+           "/arhive/backup/kvm/win2kx64" );			# path backup kvm machines
+img_dev=( "disk_c.img" 
+          "disk_c.img" );					# storage kvm
+img_part=( '"sda1" "sda2"' 
+           '"sda1"' );						# sections in media kvm
+img_offset=( '"1048576" "105906176"' 
+           '"32256"' );						# offset for switch section media kvm
+#</manual_parameters>
+
+#<script_value>
+version="4.0.0";
+owner="(c) script by Koshuba V.O. 2018";
+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"'
+          '"SAVE KVM MACHINE" "СОХРАНЕНИЕ ГОСТЕВОЙ МАШИНЫ KVM"'
+          '"EXIT" "ВЫХОД"'
+          '"Today:" "Сегодня:"'
+          '"Available free space from Backup:" "Доступно свободного места в"' 
+          '"SAVE GUEST MACHINE KVM" "СОХРАНИТЬ ГОСТЕВУЮ МАШИНУ KVM"'
+          '"RESTORE GUEST MACHINE KVM" "ВОССТАНОВИТЬ ГОСТЕВУЮ МАШИНУ KVM"'
+          '"Quit the program" "Выйти из программы"' 
+          '"Select kvm machine" "Выберите машину KVM"'
+          '"Select kvm image" "Выберите образ KVM"'
+          '"{Space} key selection" "Выбор клавиша {Пробел}"'
+          '"Not found dialog package, please install." "Не найден пакет: dialog, пожалуйста установите."'
+          '"Found the file kvmsnapshot.lock - work is stopped!" "Найден файл kvmsnapshot.lok - работа остановлена!"'
+          '"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!"' );
+	  # msg[17]
+msg=();											# set current messages
+esc_title="";										# title escape menu
+esc_msg="";										# message escape menu
+esc_menu="";										# return menu escape
+set_lang="0";                                                                           # lang messages
+menu_mode="";										# type menu select kvm
+set_kvm="";										# selected kvm for processing
+set_img="";										# selected image for restore kvm machine
+rdate=$(date +%d.%m.%y);                                                                # real data
+signlok="/tmp/run-kvmsnapshot.lok;";							# sign of work 
+scriptlog="/var/log/vm.log";								# log file
+DIALOG=${DIALOG=dialog};								# dialog lib
+#<Define the dialog exit status codes>
+: ${DIALOG_OK=0}
+: ${DIALOG_CANCEL=1}
+: ${DIALOG_HELP=2}
+: ${DIALOG_EXTRA=3}
+: ${DIALOG_ITEM_HELP=4}
+: ${DIALOG_ESC=255}
+#</Define>
+scr_tmp=$(tempfile 2>/dev/null) || scr_tmp=/tmp/choise.tmp;				# tmp file
+trap "rm -f $scr_tmp" 0 1 2 5 15;
+dform="/tmp/dform.tmp";
+#</script_value>
+
+#<functions_&_operations>
+operation_menu=( "clear" "getTools" "langMsg" "testproc" "sMainMenu" );
+operation_savekvm=( "clear" "saveKvm" "endproc" "exit" );
+operation_restorekvm=( "clear" "restoreKvm" "endproc" "exit" );
+operation_exit=( "clear" "endproc" "exit" );
+#</function_&_operations>
+
+
+#<tools_script>
+get_tools=( "ntfsclone" "pigz" "locale" "du" "ntfsfix" "gunzip" );           # tools for script
+#</tools_script>
+
+
+#<dialogs>
+function sMainMenu() {
+local check_dialog=$(apt-cache policy dialog | grep status|wc -m );
+if [[ $check_dialog = 0 ]];
+    then
+    echo -e "${msg[13]}";
+    sleep 2
+    exit 0
+fi
+
+#<esc_value>
+esc_title="${msg[4]}";
+esc_msg="${msg[9]}";
+esc_menu="sMainMenu";
+#</esc_value>
+
+$DIALOG --clear --backtitle "                ${msg[0]} | $owner | version: $version" \
+        --title "${msg[1]}" "$@" \
+        --menu " ${msg[5]} $(date +%c) \n
+==============================================\n
+                                              \n" 20 51 5 \
+        "1." "${msg[3]}" \
+        "2." "${msg[2]}" \
+        "3." "${msg[4]}" 2>$scr_tmp;
+input=$(cat $scr_tmp && rm -f $scr_tmp);
+
+case "$input" in
+
+"1." | "1." )
+ menu_mode="${msg[7]}";
+ menuSaveKVM;
+;;
+
+"2." | "2." )
+ menu_mode="${msg[8]}";
+ menuRestoreKVM;
+;;
+
+"3." | "3." )
+ escScript 
+;;
+
+* )
+# default select
+ escScript;
+;;
+esac
+}
+
+function escScript() {
+$DIALOG --clear --backtitle "                ${msg[0]} | $owner | version: $version"\
+        --title "$esc_title"\
+        --yesno "\n
+\n
+        $esc_msg?" 10 50
+
+case $? in
+    0)
+        clear;
+	execute_func=( ${operation_exit[@]} );
+	executor;
+        exit 0;
+        ;;
+    1)
+        $esc_menu;
+        ;;
+    255)
+        $esc_menu;
+        ;;
+esac
+}
+
+
+function menuSaveKVM() {
+formSetKVM;
+source $dform;
+slc="$?";
+set_kvm=$( echo $(($(cat $scr_tmp && rm -f $scr_tmp && rm -f $dform)-1)));
+
+case $slc in
+    "0" | "0")
+    clear;
+    execute_func=( ${operation_savekvm[@]} );
+    executor;
+    ;;
+    "1" | "1")
+        sMainMenu;
+    ;;
+    "255" | "255")
+        sMainMenu;
+    ;;
+esac
+}
+
+function menuRestoreKVM() {
+formSetKVM;
+source $dform;
+slc="$?";
+set_kvm=$( echo $(($(cat $scr_tmp && rm -f $scr_tmp && rm -f $dform)-1)));
+
+case $slc in
+    "0" | "0")
+    clear;
+	menuImg;
+    ;;
+    "1" | "1")
+        sMainMenu;
+    ;;
+    "255" | "255")
+        sMainMenu;
+    ;;
+esac
+
+}
+
+function menuImg() {
+formSetImg;
+
+source $dform;
+slc="$?";
+set_img=$(cat $scr_tmp && rm -f $scr_tmp && rm -f $dform);
+case $slc in
+    "0" | "0")
+    clear;
+    execute_func=( ${operation_restorekvm[@]} );
+    executor;
+    ;;
+    "1" | "1")
+        menuRestoreKVM;
+    ;;
+    "255" | "255")
+        menuRestoreKVM;
+    ;;
+esac
+
+}
+
+#</dialogs>
+
+#<functions>
+#<Fn test lock file>
+testproc(){
+if [ -f $scriptlog ];
+ then
+    echo > $scriptlog;
+fi
+
+if [ -f "$signlok" ];
+ then
+  echo "$(date) -- ${msg[14]}">>$scriptlog;
+  exit 0;
+ else
+  echo '1'>$signlok; 						# up trigger
+  echo "$(date) -- ${msg[15]}" >>$scriptlog;
+fi
+}
+
+endproc(){
+if [ -f $signlok ];
+ then
+rm -f $signlok;
+fi
+echo "$(date) -- ${msg[16]}" >> $scriptlog;
+}
+
+#<Fn_executor>
+function executor() {
+if [[ ${#execute_func[@]} -eq 0 ]] 
+    then echo "exit";
+         exit 0; 
+fi
+for ((ex_index=0; ex_index != ${#execute_func[@]}; ex_index++))
+ do
+    ## !! debug operation...
+    ##echo "execution: function ${execute_func[ex_index]}"
+ ${execute_func[ex_index]};
+done
+}
+
+#<Fn_get-tools>
+function getTools() {
+for ((itools=0; itools != ${#get_tools[@]}; itools++))
+ do
+eval get_${get_tools[$itools]}=$(whereis -b ${get_tools[$itools]}|awk '/^'${get_tools[$itools]}':/{print $2}');
+list_tools[${#list_tools[@]}]="$(whereis -b ${get_tools[$itools]}|awk '/^'${get_tools[$itools]}':/{print $2}')";
+done
+}
+
+#<Fn_get-lang>
+function langMsg() {
+if [[ ! $($get_locale|grep 'LANG='|sed 's/\LANG=//g'|grep 'ru_RU.UTF-8'|wc -m) -eq 0 ]];
+    then
+        set_lang="1";
+    else
+        set_lang="0";
+fi
+
+for ((ilang=0; ilang != ${#msg_dat[@]}; ilang++))
+ do
+    eval tmsg="(" $(echo -e ${msg_dat[$ilang]}) ")"; 
+    msg[$ilang]=${tmsg[$set_lang]};
+done
+}
+
+function formSetKVM() {
+echo>$dform;
+echo '$DIALOG --backtitle "                '${msg[0]}' | '$owner'" \'>>$dform
+echo '  --title "'$menu_mode'" --clear \' >>$dform
+echo '  --radiolist "\n              '${msg[10]}'"' '20 60 '${#path_kvm[@]}' \' >>$dform
+#<input_list>
+if [[ ${#path_kvm[@]} = 0 ]];
+    then
+    echo " don't find KVM!"
+    sleep 1;
+    rm -f $dform;
+    exit 0;
+fi
+
+for ((ilist=0; ilist != ${#path_kvm[@]}; ilist++))
+ do
+
+    local fmark='';
+    local dmark='';
+    if [[ $ilist = 0 ]];
+        then
+        fmark='ON';
+        else
+        fmark='off';
+    fi
+    if [[ ! $ilist = $(echo $((${#path_kvm[@]} -1))) ]];
+        then
+        dmark='\';
+        else
+        dmark='2> $scr_tmp';
+    fi
+echo -e '"'"$(echo $(($ilist+1)))"'"' '"'"${path_kvm[$ilist]}"'"' $fmark $dmark >>$dform;
+done
+
+}
+
+function formSetImg() {
+local get_path_bak=${path_bak[$set_kvm]};
+eval local get_imgs="(" $(find "$get_path_bak"/* -maxdepth 0 -type d -printf '%f\n') ")";
+echo>$dform;
+echo '$DIALOG --backtitle "                '${msg[0]}' | '$owner'" \'>>$dform
+echo '  --title "'$menu_mode'" --clear \' >>$dform
+echo '  --radiolist " '${msg[11]}': '$get_path_bak'\n '${msg[12]}'"' '20 60 '${#get_imgs[@]}' \' >>$dform
+#<input_list>
+if [[ ${#get_imgs[@]} = 0 ]];
+    then
+    rm -f $dform;
+#<esc_value>
+esc_title="${msg[4]}";
+esc_msg="${msg[17]} \n           ${msg[9]}";
+esc_menu="menuRestoreKVM";
+#</esc_value>
+    escScript;
+fi
+
+for ((iget=0; iget != ${#get_imgs[@]}; iget++))
+ do
+
+    local fmark='';
+    local dmark='';
+    if [[ $iget = 0 ]];
+        then
+        fmark='ON';
+        else
+        fmark='off';
+    fi
+    if [[ ! $iget = $(echo $((${#get_imgs[@]} -1))) ]];
+        then
+        dmark='\';
+        else
+        dmark='2> $scr_tmp';
+    fi
+echo -e '"'"${get_imgs[$iget]}"'"' '""' $fmark $dmark >>$dform;
+done
+}
+
+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_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;
+
+if [[ ! -d $save_bak ]];
+    then
+    mkdir -p $save_bak;
+fi
+
+sfdisk -d /dev/$set_loop_main >$save_bak/info.txt;
+dd if=/dev/$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;
+    ntfsclone --save-image -o - /dev/$set_loop_dev| pigz -p2 -c9>$save_bak/${save_dev[$iskvm]}.img.gz;
+    losetup -d /dev/$set_loop_dev;
+done
+losetup -d /dev/$set_loop_main;
+}
+
+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_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;
+    gunzip -c $rest_bak/${rest_dev[$irkvm]}.img.gz|ntfsclone --restore-image -O /dev/$set_loop_rdev -;
+    losetup -d /dev/$set_loop_rdev;
+done
+losetup -d /dev/$set_loop_rmain;
+}
+
+#</functions>
+
+execute_func=( ${operation_menu[@]} );
+executor;