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This article mainly explains "how to build the tcmu+librbd environment". The content in the article is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn how to build the tcmu+librbd environment.

Build tcmu+librbd environment 1. Environment

Upgrade kernel requirements > = 4.4.8

Note: resolve the missing target__core__user.h header file

Cp target__core__user.h / usr/include/linux/

two。 Installation depends on 2.1 ceph related

Yum install ceph-devel-y

2.1 other dependencies

Yum install cmake3 make gcc libnl3-devel glib2-devel kmod-devel zlib-devel-y

2.TCMU-runner compile and install 2.1to get the source code

Git clone [https://github.com/kitwestneat/tcmu-runner.git](https://github.com/kitwestneat/tcmu-runner.git)

2.2 compilation and installation

Cmake-DCMAKE_INSTALL_PREFIX=/usr-Dwith-glfs=false-Dwith-qcow=false-D SUPPORT_SYSTEMD=true.

Make

Make install

2.3 start tcmu-runner

Systemctl start tcmu-runner

3.targetcli installation

Python setup.py install

3.3 run

Targetcli ls if user:rbd appears in backstore, install OK at this time to view the help directive to complete the creation of rbd-lun.

Permission set attribute authentication=0 demo_mode_write_protect=0 generate_node_acls=1 cache_dynamic_acls=1

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