From 5fb8bbc365a29c8d4b31ce3b3ff851647b5d0706 Mon Sep 17 00:00:00 2001
From: iProbe <iprobe@noreply.localhost>
Date: Mon, 29 May 2023 16:43:12 +0800
Subject: [PATCH] =?UTF-8?q?=E6=9B=B4=E6=96=B0=20'=E5=AD=98=E5=82=A8/ceph/b?=
 =?UTF-8?q?ase.md'?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 存储/ceph/base.md | 40 +++++++++++++++++++++++++++++++++++++---
 1 file changed, 37 insertions(+), 3 deletions(-)

diff --git a/存储/ceph/base.md b/存储/ceph/base.md
index 347ee81..3599efe 100644
--- a/存储/ceph/base.md
+++ b/存储/ceph/base.md
@@ -5,8 +5,9 @@ RGW(radiosgw): 对象存储需要
 MDS: 文件存储需要 
 
 ### 配置文件
-/etc/ceph.conf
-/etc/
+/etc/ceph.conf  ## mon及密码等, 客户端连接密码可以不配置
+
+/etc/ceph/ceph.client.admin.keyring ## 客户端密码文件
 
 * 时间需要同步
 
@@ -146,7 +147,40 @@ rbd snap rm <imag-name> --snap <snap-name>
 umount /mnt
 rbd unmap <image-name>
 ```
-
+## 虚拟机中使用ceph
+```shell
+# ceph需要认证
+# 安装虚拟机的服务器中,需要配置如下文件
+cat > secret.xml <<EOF
+<secret ephemeral='no' private='no'>
+    <usage type='ceph'>
+        <name>client-admin secret</name>
+    </usage>
+</secret>
+EOF
+# 创建
+virsh secret-define secret.xml
+virsh secret-list
+# 绑定密码
+# secret-uuid为以上命令查询所得
+# /etc/ceph/ceph.client.admin.keyring中key后的密码
+virsh secret-set-value --secret <secret-uuid> --base64 <client.admin.key>
+# 修改虚拟机xml文件
+# 虚拟机配置文件/etc/libvirt/qemu/xxx.xml
+# 虚拟机数据文件/var/lib/libvirt/images/xxx.qcow2
+# xxx为虚拟机名字
+virsh list --all
+virsh edit xxx
+# devices下添加, 注意修改uuid/pool-name/image-name/vdb
+<disk type='network' device='disk'>
+    <driver name='qemu' type='raw'/>
+    <auth username='admin'>
+    <secret type='ceph' uuid='<uuid>'>
+    </auth>
+    <source protocol='rbd' name='<pool-name>/<image-name>'> <host name='<mon-ip>' port='6789'> </source>
+    <target dev='<vdb>' bus='virtio'/>
+</disk>
+```