{"id":951,"date":"2024-09-06T15:46:58","date_gmt":"2024-09-06T07:46:58","guid":{"rendered":"https:\/\/blog.espnlol.com\/?p=951"},"modified":"2024-11-06T17:41:07","modified_gmt":"2024-11-06T09:41:07","slug":"%e5%9c%a8linux-%e4%b8%ad-%e6%8c%82%e8%bd%bd-qcow2-%e9%95%9c%e5%83%8f%e4%bd%9c%e4%b8%ba%e6%8c%82%e8%bd%bd%e7%82%b9%e6%9f%a5%e7%9c%8b%e3%80%81%e4%bf%ae%e6%94%b9%e5%86%85%e9%83%a8%e6%96%87%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/blog.espnlol.com\/?p=951","title":{"rendered":"\u5728LINUX \u4e2d \u6302\u8f7d QCOW2 \u955c\u50cf\u4f5c\u4e3a\u6302\u8f7d\u70b9\u67e5\u770b\u3001\u4fee\u6539\u5185\u90e8\u6587\u4ef6"},"content":{"rendered":"\n

\u5728\u865a\u62df\u673a\u7ba1\u7406\u7a0b\u5e8f\u4e0a\u8fd0\u884c\u865a\u62df\u673a\uff08VM\uff09\u65f6\uff0c\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u6216\u591a\u4e2a\u955c\u50cf\u3002 \u4f5c\u4e3a\u865a\u62df\u673a\u78c1\u76d8\u3002 \u5982\u679c\u8981\u5728\u4e0d\u542f\u52a8VM\u7684\u60c5\u51b5\u4e0b\u4fee\u6539VM\u955c\u50cf\u4e2d\u7684\u6587\u4ef6\uff0c\u53ef\u80fd\u901a\u8fc7\u6302\u8f7d\u955c\u50cf\u6587\u4ef6\u3002 \u7136\u540e\uff0c\u5c31\u53ef\u4ee5\u4fee\u6539\u78c1\u76d8\u955c\u50cf\u7684\u5185\u5bb9\u4e86\u3002<\/p>\n\n\n\n

\u5728Linux\u4e2d\uff0c\u6709\u4e00\u4e9b\u65b9\u6cd5\u6302\u8f7d\u955c\u50cf\uff0c\u4e0d\u540c\u7c7b\u578b\u7684\u955c\u50cf\u9700\u8981\u4e0d\u540c\u7684\u65b9\u6cd5\u3002 \u5982\u679c\u60a8\u4f7f\u7528\u7684\u662fqcow2\u7c7b\u578b\u7684\u955c\u50cf\uff08QEMU \/ KVM\u4f7f\u7528\uff09\uff0c\u53ef\u4ee5\u7528\u65b9\u6cd5\u53ef\u4ee5\u5728Linux\u4e0a\u6302\u8f7d\u3002<\/p>\n\n\n\n

\u65b9\u6cd5\u662f\u4f7f\u7528libguestf<\/code>s\uff0c\u5b83\u63d0\u4f9b\u4e00\u5957\u7528\u4e8e\u8bbf\u95ee\u548c\u7f16\u8f91\u955c\u50cf\u7684\u5de5\u5177\u3002libguestfs<\/code>\u652f\u6301\u51e0\u4e4e\u6240\u6709\u7c7b\u578b\u955c\u50cf\uff0c\u5305\u62ecqcow2<\/code>\u3002 \u53ef\u4ee5\u5728Linux\u4e0a\u5b89\u88c5libguestfs\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n

Debian\u7cfb\u7edf\uff1a<\/p>\n\n\n\n

$ sudo apt-get install libguestfs-tools<\/pre>\n\n\n\n
Red Hat\u548cCentos\u7cfb\u7edf\uff1a<\/p>\n\n\n\n
$ sudo yum install libguestfs-tools<\/pre>\n\n\n\n
\u5b89\u88c5libguestfs<\/code>\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528guestmount<\/code>\u7684\u5de5\u5177\u6302\u8f7dqcow2\u955c\u50cf\uff0c\u5982\u4e0b\u6240\u793a\u3002 \u8bf7\u6ce8\u610f\uff0c\u5f53VM\u6b63\u5728\u8fd0\u884c\u65f6\uff0c\u5fc5\u987b\u4f7f\u7528\u53ea\u8bfb\u6a21\u5f0f\u6302\u8f7d\u955c\u50cf\u3002 \u5426\u5219\uff0c\u60a8\u5c06\u9762\u4e34\u635f\u574f\u955c\u50cf\u7684\u98ce\u9669\u3002 \u56e0\u6b64\uff0c\u5728\u6302\u8f7d\u78c1\u76d8\u4e4b\u524d\u6700\u597d\u5148\u5173\u95edVM\u3002<\/p>\n\n\n\n
$ sudo guestmount -a \/path\/to\/qcow2\/image -m <device> \/path\/to\/mount\/point<\/pre>\n\n\n\n
\u201c-m \u201d\u9009\u9879\u7528\u4e8e\u6307\u5b9a\u8981\u6302\u8f7d\u7684\u955c\u50cf\u7684\u5206\u533a\uff08\u4f8b\u5982\uff0c\/ dev \/ sda1\uff09\u3002 \u5982\u679c\u60a8\u4e0d\u786e\u5b9a\u955c\u50cf\u4e2d\u5b58\u5728\u54ea\u4e9b\u5206\u533a\uff0c\u5219\u53ef\u4ee5\u63d0\u4f9b\u4efb\u4f55\u9519\u8bef\u7684\u540d\u79f0\u3002 \u7136\u540e\uff0cguestmount\u5c06\u4f1a\u663e\u793a\u53ef\u4f9b\u9009\u62e9\u7684\u8bbe\u5907\u540d\u79f0\u3002<\/p>\n\n\n\n
For example, to mount \/dev\/sda1 in the disk image ‘xenserver.qcow2’ at \/mnt mount point, run the following.<\/p>\n\n\n\n
$ sudo guestmount -a \/var\/lib\/libvirt\/images\/xenserver.qcow2 -m \/dev\/sda1 \/mnt<\/pre>\n\n\n\n
\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u662f\u4ee5\u53ef\u8bfb\u53ef\u5199\u6a21\u5f0f\u6302\u8f7d\u955c\u50cf\u7684\u3002 \u56e0\u6b64\uff0c\u60a8\u53ef\u4ee5\u5728\u6302\u8f7d\u955c\u50cf\u540e\u4fee\u6539 \/mnt\u4e2d\u7684\u4efb\u4f55\u6587\u4ef6\u3002<\/p>\n\n\n\n
\u5982\u679c\u53ea\u60f3\u4ee5\u53ea\u8bfb\u6a21\u5f0f\u6302\u8f7d:<\/p>\n\n\n\n
$ sudo guestmount -a \/var\/lib\/libvirt\/images\/xenserver.qcow2 -m \/dev\/sda1 --ro \/mnt<\/pre>\n\n\n\n
\u5378\u8f7d:<\/p>\n\n\n\n
$ sudo guestunmount \/mnt<\/pre>\n\n\n\n
\u8f6c\u81ea:https:\/\/321553.xyz\/reading\/17.html<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
\u5728\u865a\u62df\u673a\u7ba1\u7406\u7a0b\u5e8f\u4e0a\u8fd0\u884c\u865a\u62df\u673a\uff08VM\uff09\u65f6\uff0c\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u6216\u591a\u4e2a\u955c\u50cf\u3002 \u4f5c\u4e3a\u865a\u62df\u673a\u78c1\u76d8 … \u7ee7\u7eed\u9605\u8bfb →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[],"class_list":["post-951","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=\/wp\/v2\/posts\/951","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=951"}],"version-history":[{"count":1,"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=\/wp\/v2\/posts\/951\/revisions"}],"predecessor-version":[{"id":952,"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=\/wp\/v2\/posts\/951\/revisions\/952"}],"wp:attachment":[{"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=951"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=951"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=951"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}