當前環境[root@centos7-router ~]# more /etc/redhat-release CentOS Linux release 7.2.1511 (Core)安裝targetcli工具包# yum install targetcli故障現象[root@centos7-router ~]# targetcliTraceback (most recent call last): File "/usr/bin/targetcli", line 24, in <module>  from targetcli import UIRoot  ### Author : Leshami File "/usr/lib/python2.7/site-packages/targetcli/__init__.py", line 18, in <module>  from .ui_root import UIRoot  ### Blog : http://blog.csdn.net/leshami File "/usr/lib/python2.7/site-packages/targetcli/ui_root.py", line 30, in <module>  from .ui_backstore import complete_path, UIBackstores File "/usr/lib/python2.7/site-packages/targetcli/ui_backstore.py", line 29, in <module>  from rtslib_fb import ALUATargetPortGroupImportError: cannot import name ALUATargetPortGroup

從上面的錯誤提示可知，python文件有問題。于是驗證一下python是否已正確安裝[root@centos7-router ~]# pythonPython 2.7.5 (default, Nov 20 2015, 02:00:19) [GCC 4.8.5 20150623 (Red Hat 4.8.5-4)] on linux2Type "help", "copyright", "credits" or "license" for more information.>>> python可以正常工作，繼續google，原來是缺少python-rtslib這個包。[root@centos7-router ~]# yum install python-rtslib -y再次執行成功[root@centos7-router ~]# targetclitargetcli shell version 2.1.fb46Copyright 2011-2013 by Datera, Inc and others.For help on commands, type 'help'./> helpGENERALITIES============This is a shell in which you can create, delete and configureconfiguration objects.The available commands depend on the current path or targetpath you want to run a command in: different path havedifferent sets of available commands, i.e. a path pointing atan iscsi target will not have the same availaible commands as,say, a path pointing at a storage object.The prompt that starts each command line indicates yourcurrent path. Alternatively (useful if the prompt displaysan abbreviated path to save space), you can run thepwd command to display the complete current path.Navigating the tree is done using the cd command. Withoutany argument, cd will present you wil the full objectstree. Just use arrows to select the destination path, andenter will get you there. Please try help cd for navigationtips.COMMAND SYNTAX==============Commands are built using the following syntax:[TARGET_PATH] COMMAND_NAME [OPTIONS]The TARGET_PATH indicates the path to run the command from.If ommited, the command will be run from your current path.The OPTIONS depend on the command. Please use helpCOMMAND to get more information.AVAILABLE COMMANDS==================The following commands are available in thecurrent path: - bookmarks action [bookmark]  - cd [path]  - clearconfig [confirm]  - exit  - get [group] [parameter...]  - help [topic]  - ls [path] [depth]  - pwd  - refresh  - restoreconfig [savefile] [clear_existing]  - saveconfig [savefile]  - sessions [action] [sid]  - set [group] [parameter=value...]  - status  - version