This file is indexed.

postrm is in libsss-sudo 1.16.1-1ubuntu1.

This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.

The actual contents of the file can be viewed below.

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#!/bin/sh
set -e



# This code was taken from libnss-myhostname, which got it from nss-mdns:

log() {
    echo "$*"
}

remove_nss_entry() {
    log "Checking NSS setup..."
    # abort if /etc/nsswitch.conf does not exist
    if ! [ -e /etc/nsswitch.conf ]; then
        log "Could not find /etc/nsswitch.conf."
        return
    fi
    sed -i --regexp-extended '
      /^(sudoers):/ {
        s/\bsss\b//g
        s/[[:space:]]+$//
      }
    ' /etc/nsswitch.conf

    # delete sudoers line if only default entry left"
    if ! [ -z "grep \"^sudoers:        files$\" /etc/nsswitch.conf" ]; then
        sed -i /^sudoers:/d /etc/nsswitch.conf
    fi
}

case "$1" in
    remove|purge)
        remove_nss_entry
        ldconfig
    ;;
    upgrade|failed-upgrade|abort-install|abort-upgrade|disappear)
    ;;

    *)
        echo "postrm called with unknown argument \`$1'" >&2
        exit 1
    ;;
esac