Introduction
In this tutorial we learn how to install socket_wrapper on CentOS 8.
What is socket_wrapper
socket_wrapper aims to help client/server software development teams willing to gain full functional test coverage. It makes it possible to run several instances of the full software stack on the same machine and perform locally functional testing of complex network configurations. To use it set the following environment variables LD_PRELOAD=libsocket_wrapper.so SOCKET_WRAPPER_DIR=/path/to/swrap_dir This package doesn’t have a devel package because this project is for development/testing. socket_wrapper 1.2.3 1.el8 x86_64 45 k socket_wrapper-1.2.3-1.el8.src.rpm powertools A library passing all socket communications through Unix sockets http BSD socket_wrapper aims to help client/server software development teams willing to gain full functional test coverage. It makes it possible to run several instances of the full software stack on the same machine and perform locally functional testing of complex network configurations. To use it set the following environment variables LD_PRELOAD=libsocket_wrapper.so SOCKET_WRAPPER_DIR=/path/to/swrap_dir This package doesn’t have a devel package because this project is for development/testing.
We can use yum or dnf to install socket_wrapper on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install socket_wrapper.
Install socket_wrapper on CentOS 8 Using dnf
Update yum database with dnf using the following command.
sudo dnf makecache --refresh
The output should look something like this:
CentOS Linux 8 - AppStream 43 kB/s | 4.3 kB 00:00
CentOS Linux 8 - BaseOS 65 kB/s | 3.9 kB 00:00
CentOS Linux 8 - ContinuousRelease 43 kB/s | 3.0 kB 00:00
CentOS Linux 8 - Extras 23 kB/s | 1.5 kB 00:00
CentOS Linux 8 - FastTrack 40 kB/s | 3.0 kB 00:00
CentOS Linux 8 - HighAvailability 36 kB/s | 3.9 kB 00:00
CentOS Linux 8 - Plus 24 kB/s | 1.5 kB 00:00
CentOS Linux 8 - PowerTools 50 kB/s | 4.3 kB 00:00
Extra Packages for Enterprise Linux Modular 8 - x86_64 13 kB/s | 9.2 kB 00:00
Extra Packages for Enterprise Linux 8 - x86_64 24 kB/s | 8.5 kB 00:00
Metadata cache created.
After updating yum database, We can install socket_wrapper using dnf by running the following command:
sudo dnf -y install socket_wrapper
Install socket_wrapper on CentOS 8 Using yum
Update yum database with yum using the following command.
sudo yum makecache --refresh
The output should look something like this:
CentOS Linux 8 - AppStream 43 kB/s | 4.3 kB 00:00
CentOS Linux 8 - BaseOS 65 kB/s | 3.9 kB 00:00
CentOS Linux 8 - ContinuousRelease 43 kB/s | 3.0 kB 00:00
CentOS Linux 8 - Extras 23 kB/s | 1.5 kB 00:00
CentOS Linux 8 - FastTrack 40 kB/s | 3.0 kB 00:00
CentOS Linux 8 - HighAvailability 36 kB/s | 3.9 kB 00:00
CentOS Linux 8 - Plus 24 kB/s | 1.5 kB 00:00
CentOS Linux 8 - PowerTools 50 kB/s | 4.3 kB 00:00
Extra Packages for Enterprise Linux Modular 8 - x86_64 13 kB/s | 9.2 kB 00:00
Extra Packages for Enterprise Linux 8 - x86_64 24 kB/s | 8.5 kB 00:00
Metadata cache created.
After updating yum database, We can install socket_wrapper using yum by running the following command:
sudo yum -y install socket_wrapper
How To Uninstall socket_wrapper on CentOS 8
To uninstall only the socket_wrapper package we can use the following command:
sudo dnf remove socket_wrapper
socket_wrapper Package Contents on CentOS 8
/usr/lib/.build-id
/usr/lib/.build-id/9c
/usr/lib/.build-id/9c/0649170cbf850f3a001c63bf2a3357d280626d
/usr/lib/cmake/socket_wrapper
/usr/lib/cmake/socket_wrapper/socket_wrapper-config-version.cmake
/usr/lib/cmake/socket_wrapper/socket_wrapper-config.cmake
/usr/lib/libsocket_wrapper.so
/usr/lib/libsocket_wrapper.so.0
/usr/lib/libsocket_wrapper.so.0.1.13
/usr/lib/pkgconfig/socket_wrapper.pc
/usr/share/doc/socket_wrapper
/usr/share/doc/socket_wrapper/AUTHORS
/usr/share/doc/socket_wrapper/ChangeLog
/usr/share/doc/socket_wrapper/README.md
/usr/share/licenses/socket_wrapper
/usr/share/licenses/socket_wrapper/LICENSE
/usr/share/man/man1/socket_wrapper.1.gz
/usr/lib/.build-id
/usr/lib/.build-id/9c
/usr/lib/.build-id/9c/6fdb4cac8ca411caa98908eeae634c0c9b4309
/usr/lib64/cmake/socket_wrapper
/usr/lib64/cmake/socket_wrapper/socket_wrapper-config-version.cmake
/usr/lib64/cmake/socket_wrapper/socket_wrapper-config.cmake
/usr/lib64/libsocket_wrapper.so
/usr/lib64/libsocket_wrapper.so.0
/usr/lib64/libsocket_wrapper.so.0.1.13
/usr/lib64/pkgconfig/socket_wrapper.pc
/usr/share/doc/socket_wrapper
/usr/share/doc/socket_wrapper/AUTHORS
/usr/share/doc/socket_wrapper/ChangeLog
/usr/share/doc/socket_wrapper/README.md
/usr/share/licenses/socket_wrapper
/usr/share/licenses/socket_wrapper/LICENSE
/usr/share/man/man1/socket_wrapper.1.gz
References
- [socket_wrapper website](http://cwrap.org/
http://cwrap.org/)
Summary
In this tutorial we learn how to install socket_wrapper on CentOS 8 using yum and dnf.
