Iscsi 部署安装

## 安装：
```
apt install targetcli-fb
在CentOS上：
yum install targetcli.noarch  -y
```
## 配置：
```
targetcli

targetcli shell version 2.1.53
Copyright 2011-2013 by Datera, Inc and others.
For help on commands, type 'help'.

/> ls
o- / ................................................................................................................ [...]
  o- backstores ..................................................................................................... [...]
  | o- block ......................................................................................... [Storage Objects: 0]
  | o- fileio ........................................................................................ [Storage Objects: 0]
  | o- pscsi ......................................................................................... [Storage Objects: 0]
  | o- ramdisk ....................................................................................... [Storage Objects: 0]
  o- iscsi ................................................................................................... [Targets: 0]
  o- loopback ................................................................................................ [Targets: 0]
  o- vhost ................................................................................................... [Targets: 0]
  o- xen-pvscsi .............................................................................................. [Targets: 0]
/>

/> cd /backstores/block

/backstores/block> create dev=/dev/sdd name=disk0
Created block storage object disk0 using /dev/sdd.
//定义一个本地的块设备disk0：Created block storage object disk0 using /dev/sdd.有这种显示格式则为成功
```
![](/media/202307/2023-07-06_084900_2870330.2229060890689054.png)
```
创建ISCSI target名称并配置共享资源
cd /iscsi
/iscsi> create
cd iqn.2003-01.org.linux-iscsi.localhost.x8664:sn.45784430da82/tpg1/luns
create /backstores/block/disk0
```

![](/media/202307/2023-07-06_085504_4585930.9757341682745141.png)

![](/media/202307/2023-07-06_085747_5339570.5700146904649678.png)
```
/iscsi/iqn.20...f3e646d3/tpg1> set attribute authentication=0 //关闭属性认证（安全认证/账号认证）
```
# 重新部署:

### 写一个空文件到 磁盘上

创建磁盘:
```
create disk1 /disk6T/disk1.img 200G 
```
创建iSCSI目标
```
cd /iscsi
create
cd iqn.2003-01.org.linux-iscsi.pve3.x8664:sn.ab5eaf19818d/

```
![](/media/202310/2023-10-26_095645_7146120.15109585530228775.png)

```
luns/ create /backstores/fileio/disk1
```
![](/media/202310/2023-10-26_095946_5692020.2445341316748324.png)
```
portals/ create 0.0.0.0
```
![](/media/202310/2023-10-26_100125_8666660.9395521210437837.png)
```
set attribute authentication=0 demo_mode_write_protect=0 generate_node_acls=1 cache_dynamic_acls=1
```

![](/media/202310/2023-10-26_100221_7302690.35566242700367556.png)

安装客户端:
```
apt-get install open-iscsi 
```

## 参考
```
https://blog.csdn.net/weixin_45052781/article/details/121300343
https://blog.csdn.net/weixin_34119545/article/details/93919217
https://blog.csdn.net/ai_hanghang/article/details/106615098
https://blog.csdn.net/weixin_46108954/article/details/106535785

dd命令:
https://blog.csdn.net/hnlgzb/article/details/129047382
```