{"id":94,"date":"2022-12-01T07:52:57","date_gmt":"2022-12-01T04:52:57","guid":{"rendered":"https:\/\/abramov.me\/?p=94"},"modified":"2022-12-01T07:52:57","modified_gmt":"2022-12-01T04:52:57","slug":"backup-linux-%d1%81-%d0%bf%d0%be%d0%bc%d0%be%d1%89%d1%8c%d1%8e-%d1%83%d1%82%d0%b8%d0%bb%d0%b8%d1%82%d1%8b-dd","status":"publish","type":"post","link":"https:\/\/abramov.me\/?p=94","title":{"rendered":"Backup Linux \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u0443\u0442\u0438\u043b\u0438\u0442\u044b DD"},"content":{"rendered":"<div class=\"taxonomy-post_tag wp-block-post-terms\"><a href=\"https:\/\/abramov.me\/?tag=backup\" rel=\"tag\">Backup<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/abramov.me\/?tag=centos\" rel=\"tag\">CentOS<\/a><span class=\"wp-block-post-terms__separator\">, <\/span><a href=\"https:\/\/abramov.me\/?tag=linux\" rel=\"tag\">Linux<\/a><\/div>\n\n\n<!--more-->\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p><strong>\u0421\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u043e\u0431\u0440\u0430\u0437\u0430<\/strong>:<\/p>\n\n\n\n<p>\u0420\u0430\u0437\u0431\u0438\u0435\u043d\u0438\u0435 \u0434\u0438\u0441\u043a\u0430 \u0432\u044b\u0433\u043b\u044f\u0434\u0438\u0442 \u0442\u0430\u043a:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u0424\u0430\u0439\u043b\u043e\u0432\u0430\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430<\/td><td>\u0420\u0430\u0437\u043c\u0435\u0440<\/td><td>\u0441\u043c\u043e\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0430 \u043d\u0430<\/td><\/tr><tr><td>\/dev\/sda1<\/td><td>500M<\/td><td>\/boot<\/td><\/tr><tr><td>\/dev\/sda2<\/td><td>10000M<\/td><td>\/<\/td><\/tr><tr><td>\/dev\/sda3<\/td><td>4000M<\/td><td>swap<\/td><\/tr><tr><td>\/dev\/sda4<\/td><td>\u0432\u0441\u0435 \u043e\u0441\u0442\u0430\u043b\u044c\u043d\u043e\u0435<\/td><td>\/home<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0421\u043e\u0445\u0440\u0430\u043d\u044f\u0435\u043c MBR<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># dd if=\/dev\/sda bs=512 count=1 | ssh root@192.168.2.252 \"dd of=\/mnt\/backup\/backup\/BackUp\/MBR.img bs=512\"<\/code><\/pre>\n\n\n\n<p>\u0421\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u043e\u0431\u0440\u0430\u0437\u0430 \u0440\u0430\u0437\u0434\u0435\u043b\u0430 sda1 (\u0442\u043e\u0447\u043a\u0430 \u043c\u043e\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \/boot)<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># dd if=\/dev\/sda1 conv=sync,noerror bs=8M | gzip -c | ssh root@192.168.2.252 \"dd of=\/mnt\/backup\/backup\/BackUp\/sda1.img.gz bs=8M\"<\/code><\/pre>\n\n\n\n<p>\u0421\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u043e\u0431\u0440\u0430\u0437\u0430 \u0440\u0430\u0437\u0434\u0435\u043b\u0430 sda2 (\u0442\u043e\u0447\u043a\u0430 \u043c\u043e\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \/)<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># dd if=\/dev\/sda2 conv=sync,noerror bs=8M | gzip -c | ssh root@192.168.2.252 \"dd of=\/mnt\/backup\/backup\/BackUp\/sda2.img.gz bs=8M\"<\/code><\/pre>\n\n\n\n<p>\u0412 \/home \u043d\u0438\u0447\u0435\u0433\u043e \u043d\u0435\u0442, \u043d\u0443 \u0430 swap \u0441\u043e\u0445\u0440\u0430\u043d\u044f\u0442\u044c \u043d\u0435 \u0438\u043c\u0435\u0435\u0442 \u0441\u043c\u044b\u0441\u043b\u0430<\/p>\n\n\n\n<p><strong>\u0420\u0430\u0437\u0432\u0435\u0440\u0442\u044b\u0432\u0430\u043d\u0438\u0435 \u043e\u0431\u0440\u0430\u0437\u0430<\/strong>:<\/p>\n\n\n\n<p>\u0414\u043b\u044f \u043d\u0430\u0447\u0430\u043b\u0430 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u043f\u0440\u0438\u0432\u0435\u0441\u0442\u0438 \u0434\u0438\u0441\u043a \u0432 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0438\u0435 \u0441 \u043d\u0438\u0436\u0435\u043f\u0440\u0438\u0432\u0435\u0434\u0435\u043d\u043d\u043e\u0439 \u0442\u0430\u0431\u043b\u0438\u0446\u0435\u0439:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u0424\u0430\u0439\u043b\u043e\u0432\u0430\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430<\/td><td>\u0420\u0430\u0437\u043c\u0435\u0440<\/td><td>\u0441\u043c\u043e\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0430 \u043d\u0430<\/td><\/tr><tr><td>\/dev\/sda1<\/td><td>500M<\/td><td>\/boot<\/td><\/tr><tr><td>\/dev\/sda2<\/td><td>10000M<\/td><td>\/<\/td><\/tr><tr><td>\/dev\/sda3<\/td><td>4000M<\/td><td>swap<\/td><\/tr><tr><td>\/dev\/sda4<\/td><td>\u0432\u0441\u0435 \u043e\u0441\u0442\u0430\u043b\u044c\u043d\u043e\u0435<\/td><td>\/home<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0412\u043e\u0441\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043e\u0431\u0440\u0430\u0437\u0430 \u0440\u0430\u0437\u0434\u0435\u043b\u0430 \/boot<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># dd if=sda1.img.gz | gunzip -c | dd of=\/dev\/sda1 bs=8M<\/code><\/pre>\n\n\n\n<p>\u0412\u043e\u0441\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043e\u0431\u0440\u0430\u0437\u0430 \u0440\u0430\u0437\u0434\u0435\u043b\u0430 \/<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># dd if=sda2.img.gz | gunzip -c | dd of=\/dev\/sda2 bs=8M<\/code><\/pre>\n\n\n\n<p>\u0412\u043e\u0441\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 MBR \u0434\u043e \u0442\u0430\u0431\u043b\u0438\u0446\u044b \u0440\u0430\u0437\u0434\u0435\u043b\u043e\u0432<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># dd if=MBR.img of=\/dev\/sda bs=446 count=1<\/code><\/pre>\n\n\n\n<p>\u041f\u043e\u0441\u043b\u0435 \u0432\u043e\u0441\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u0438 \u043f\u0435\u0440\u0432\u043e\u0433\u043e \u0437\u0430\u043f\u0443\u0441\u043a\u0430, \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u0434\u043e\u0431\u0430\u0432\u0438\u0442\u044c \u043d\u0443\u0436\u043d\u044b\u0445 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439, \u0442.\u043a. \u0434\u043e\u0441\u0442\u0443\u043f \u043f\u043e ssh \u043f\u043e\u0434 root \u0437\u0430\u043f\u0440\u0435\u0449\u0435\u043d.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u0414\u043b\u044f \u043d\u0430\u0447\u0430\u043b\u0430 \u043d\u0443\u0436\u043d\u043e \u043e\u0442\u0440\u0435\u0434\u0430\u043a\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0444\u0430\u0439\u043b \/etc\/udev\/rules.d\/70-persistent-net.rules \u0447\u0442\u043e\u0431\u044b \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u043d\u044b\u0435 \u0441\u0435\u0442\u0435\u0432\u044b\u0435 \u043a\u0430\u0440\u0442\u044b \u0441\u0442\u0430\u043b\u0438 eht0 \u0438 eth1<\/li>\n\n\n\n<li>\u041c\u0435\u043d\u044f\u0435\u043c \u0441\u0435\u0442\u0435\u0432\u044b\u0435 \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0438 \u0432 \u0444\u0430\u0439\u043b\u0430\u0445 \/etc\/sysconfig\/network-scripts\/ifcfg-eth\u0425. \u041d\u0435 \u0437\u0430\u0431\u044b\u0432\u0430\u0435\u043c \u0441\u0432\u0435\u0440\u0438\u0442\u044c MAC-\u0430\u0434\u0440\u0435\u0441\u0430<\/li>\n\n\n\n<li>\u041f\u043e\u0441\u043b\u0435 \u044d\u0442\u043e\u0433\u043e \u043f\u0440\u043e\u0432\u0435\u0440\u0438\u0442\u044c \/etc\/sysconfig\/iptables \u0438 \u0434\u043e\u0431\u0430\u0432\u0438\u0442\u044c \u043d\u0435\u0434\u043e\u0441\u0442\u0430\u044e\u0449\u0438\u0435 \u043f\u0440\u0430\u0432\u0438\u043b\u0430 (\u0441\u043c. \u043f\u043e\u0434\u0440\u043e\u0431\u043d\u0435\u0435 \u0432 \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u044f\u0445 \u043e\u0444\u0438\u0441\u043e\u0432 \u043f\u0440\u043e\u0434\u0430\u0436), \u0438\u0437\u043c\u0435\u043d\u0438\u0442\u044c \u043f\u0440\u0430\u0432\u0438\u043b\u0430 NAT&#8217;\u0430 \u043d\u0430 \u043d\u0443\u0436\u043d\u0443\u044e \u043d\u0430\u043c \u0441\u0435\u0442\u044c.<\/li>\n\n\n\n<li>\u041c\u0435\u043d\u044f\u0435\u043c \/etc\/named.conf<\/li>\n\n\n\n<li>\u041c\u0435\u043d\u044f\u0435\u043c \/etc\/dhcp\/dhcpd.conf<\/li>\n\n\n\n<li>\u0413\u0435\u043d\u0435\u0440\u0438\u0440\u0443\u0435\u043c \u043d\u043e\u0432\u044b\u0439 \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442 OpenVPN. \u0417\u0430\u043c\u0435\u043d\u044f\u0435\u043c \u0438\u043c\u0435\u044e\u0449\u0438\u0435\u0441\u044f \u0438 \u043f\u0440\u0430\u0432\u0438\u043c \u0444\u0430\u0439\u043b \/etc\/openvpn\/client.conf<\/li>\n\n\n\n<li>\u041f\u0440\u0430\u0432\u0438\u043c \u0438\u043c\u044f \u0448\u043b\u044e\u0437\u0430 \u0432 \/etc\/sysconfig\/network<\/li>\n\n\n\n<li>\u0420\u0435\u0431\u0443\u0442\u0430\u0435\u043c\u0441\u044f, \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u043c.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[13,4,3],"class_list":["post-94","post","type-post","status-publish","format-standard","hentry","category-howto","tag-backup","tag-centos","tag-linux"],"_links":{"self":[{"href":"https:\/\/abramov.me\/index.php?rest_route=\/wp\/v2\/posts\/94","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/abramov.me\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/abramov.me\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/abramov.me\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/abramov.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=94"}],"version-history":[{"count":1,"href":"https:\/\/abramov.me\/index.php?rest_route=\/wp\/v2\/posts\/94\/revisions"}],"predecessor-version":[{"id":95,"href":"https:\/\/abramov.me\/index.php?rest_route=\/wp\/v2\/posts\/94\/revisions\/95"}],"wp:attachment":[{"href":"https:\/\/abramov.me\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=94"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/abramov.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=94"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/abramov.me\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=94"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}