/*
原文:https://blog.csdn.net/manom/article/details/89331283
iscsiadm -m node -T iqn.2021-06.com.xxx -p 10.1.1.1:3260 -I default -o new
iscsiadm -m node -T iqn.2021-06.xxx -p 10.1.1.1:3260 --login
iscsiadm -m node -T iqn.2021-06.com.xxx -p 10.1.1.1:3260 --logout
scsiadm: initiator reported error (24 - iSCSI login failed due to authorization failure)
iscsiadm: Could not log into all portals
解决方法：
1)检查钥匙是否正确
vim /etc/iscsi/initiatorname.iscsi
若是修改了文件，需要重启服务
[root@server ~]# systemctl restart iscsid
[root@server ~]# systemctl restart iscsi
2)删除所有文件，重新发现
[root@server ~]# yum install tree
[root@server ~]# tree /var/lib/iscsi/
/var/lib/iscsi/
├── ifaces
├── isns
├── nodes
│ └── iqn.2017-12.com.example.storage1
│ └── 172.25.254.156,3260,1
│ └── default
├── send_targets
│ └── 172.25.254.156,3260
│ ├── iqn.2017-12.com.example.storage1,172.25.254.156,3260,1,default -> /var/lib/iscsi/nodes/iqn.2017-12.com.example.storage1/172.25.254.156,3260,1
│ └── st_config
├── slp
└── static
[root@server ~]# rm -rf /var/lib/iscsi/nodes/*
[root@server ~]# rm -rf /var/lib/iscsi/send_targets/*
[root@server ~]# tree /var/lib/iscsi/
/var/lib/iscsi/
├── ifaces
├── isns
├── nodes
├── send_targets
├── slp
└── static
[root@server ~]# iscsiadm -m discovery -t st -p 172.25.254.156
[root@server ~]# iscsiadm -m node -T iqn.2017-12.com.example.storage1 -p 172.25.254.10 -l
*/