How To Install expect on CentOS 8
Introduction
In this tutorial we learn how to install expect on CentOS 8.
What is expect
Expect is a tcl application for automating and testing interactive applications such as telnet, ftp, passwd, fsck, rlogin, tip, etc. Expect makes it easy for a script to control another program and interact with it. This package contains expect and some scripts that use it.
We can use yum or dnf to install expect on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install expect.
Install expect 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 expect using dnf by running the following command:
sudo dnf -y install expect
Install expect 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 expect using yum by running the following command:
sudo yum -y install expect
How To Uninstall expect on CentOS 8
To uninstall only the expect package we can use the following command:
sudo dnf remove expect
expect Package Contents on CentOS 8
/usr/bin/autoexpect
/usr/bin/dislocate
/usr/bin/expect
/usr/bin/ftp-rfc
/usr/bin/kibitz
/usr/bin/lpunlock
/usr/bin/mkpasswd
/usr/bin/passmass
/usr/bin/rftp
/usr/bin/rlogin-cwd
/usr/bin/timed-read
/usr/bin/timed-run
/usr/bin/unbuffer
/usr/bin/weather
/usr/bin/xkibitz
/usr/lib/.build-id
/usr/lib/.build-id/a8
/usr/lib/.build-id/a8/2e3e493f5b19ce2b220a46b36b850d52cf45e0
/usr/lib/.build-id/ed
/usr/lib/.build-id/ed/91748947bead1dfa59478fbe8bcb6ff6b35eda
/usr/lib64/libexpect.so
/usr/lib64/libexpect5.45.4.so
/usr/lib64/tcl8.6/expect5.45.4
/usr/lib64/tcl8.6/expect5.45.4/pkgIndex.tcl
/usr/share/doc/expect
/usr/share/doc/expect/FAQ
/usr/share/doc/expect/HISTORY
/usr/share/doc/expect/NEWS
/usr/share/doc/expect/README
/usr/share/man/man1/autoexpect.1.gz
/usr/share/man/man1/dislocate.1.gz
/usr/share/man/man1/expect.1.gz
/usr/share/man/man1/kibitz.1.gz
/usr/share/man/man1/mkpasswd.1.gz
/usr/share/man/man1/passmass.1.gz
/usr/share/man/man1/unbuffer.1.gz
/usr/share/man/man1/xkibitz.1.gz
References
Summary
In this tutorial we learn how to install expect on CentOS 8 using yum and dnf.