Compiling and Verifying Ceph

The following compilation operations apply only to CentOS 7.6. If openEuler 20.03 LTS SP1 is used, refer to Ceph 14.2.8 Porting Guide (CentOS 7.6 & openEuler 20.03).

Configure the compilation environment.
1. Modify the yum.conf file.
  1. Open the /etc/yum.conf file.
    1
    vi /etc/yum.conf
  2. Press i to enter the insert mode. Add sslverify=false and deltarpm=0 to the end of the file.
  3. Press Esc to exit the insert mode. Type :wq! and press Enter to save the file and exit.
2. Install the SCL library.
```
yum -y install centos-release-scl
```
3. Modify the SCL REPO file.
  1. Open the /etc/yum.repos.d/CentOS-SCLo-scl-rh.repo file.
    1
    vi /etc/yum.repos.d/CentOS-SCLo-scl-rh.repo
  2. Press i to enter the insert mode, and then change http to https.
  3. Press Esc to exit the insert mode. Type :wq! and press Enter to save the file and exit.
4. Modify the ceph.spec file.
  1. Go to the /home/ceph-14.2.8/ directory.
```
cd /home/ceph-14.2.8/
```
  2. Open the ceph.spec.in file.
    1
    vi ceph.spec.in
  3. Press i to enter the insert mode and change the SciPy version to python36-scipy.
  4. Press Esc to exit the insert mode. Type :wq! and press Enter to save the file and exit.
5. Modify the requirements.txt file in the dashboard folder.
  1. Open the /home/ceph-14.2.8/src/pybind/mgr/dashboard/requirements.txt file.
    1
    vi /home/ceph-14.2.8/src/pybind/mgr/dashboard/requirements.txt
  2. Press I to enter the insert mode and comment out pyopenssl.
  3. Press Esc to exit the insert mode. Type :wq! and press Enter to save the file and exit.

Install the dependencies.

yum -y install epel-release
yum -y install python36-scipy.aarch64
cd /home/ceph-14.2.8/
sh install-deps.sh

Perform compilation.

scl enable devtoolset-8 bash
sh do_cmake.sh
cd build
make -j 48

Perform a unit test (UT).
1
ctest3 -V -R unittest_compression
Delete the build directory.
1 2
cd /home/ceph-14.2.8/ rm -rf build

Parent topic: Compiling and Deploying Ceph