How To Install libpam-ocaml on Debian 9

In this tutorial we learn how to install libpam-ocaml on Debian 9. libpam-ocaml is OCaml bindings for the PAM library (runtime)

Introduction

In this tutorial we learn how to install libpam-ocaml on Debian 9.

What is libpam-ocaml

libpam-ocaml is:

OCamlPAM is a wrapper for the Pluggable Authentication Modules (PAM) library. PAM provides a flexible mechanism for authenticating users via administrator-defined policies. PAM has modules for authenticating via Unix passwd files, Kerberos, LDAP, etc. Additional modules for custom authentication mechanisms can be created and deployed without recompiling existing services based on PAM. Moreover, policies defining the authentication requirements can be changed at runtime without restarting running services.

This package contains only the shared runtime stub library for OCamlPAM.

There are three methods to install libpam-ocaml on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install libpam-ocaml Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install libpam-ocaml using apt-get by running the following command:

sudo apt-get -y install libpam-ocaml

Install libpam-ocaml Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install libpam-ocaml using apt by running the following command:

sudo apt -y install libpam-ocaml

Install libpam-ocaml Using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Debian. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install libpam-ocaml using aptitude by running the following command:

sudo aptitude -y install libpam-ocaml

How To Uninstall libpam-ocaml on Debian 9

To uninstall only the libpam-ocaml package we can use the following command:

sudo apt-get remove libpam-ocaml

Uninstall libpam-ocaml And Its Dependencies

To uninstall libpam-ocaml and its dependencies that are no longer needed by Debian 9, we can use the command below:

sudo apt-get -y autoremove libpam-ocaml

Remove libpam-ocaml Configurations and Data

To remove libpam-ocaml configuration and data from Debian 9 we can use the following command:

sudo apt-get -y purge libpam-ocaml

Remove libpam-ocaml configuration, data, and all of its dependencies

We can use the following command to remove libpam-ocaml configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge libpam-ocaml

Dependencies

libpam-ocaml have the following dependencies:

References

Summary

In this tutorial we learn how to install libpam-ocaml package on Debian 9 using different package management tools: apt, apt-get and aptitude.