#!/bin/sh # # Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> # # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. # # Script to replicate the `getent` binary that comes with glibc search_entry() { if [ -e "$1" ] ; then /bin/egrep -v "^#" $1 | /bin/sed 's/#.*$//' | /bin/egrep "${string}" | /bin/sed -n 1p retval=$? [ "$retval" = 0 ] || retval=2 else retval=2 fi } if [ -z "$1" ] ; then echo "getent: wrong number of arguments" 1>&2 exit 1 fi file="/etc/$1" string="dummy" if [ ! -f "$file" ] ; then echo "Unknown database: $1" 1>&2 exit 1 fi #aliases|ethers|group|hosts|netgroup|networks|passwd|protocols|rpc|services|shadow) # dns based search is not supported for hosts|networks # ethers|netgroup (not done, needed)? # it returns only the first match case $1 in passwd) string="(^\<$2\>:|^.*:.*:\<$2\>:.*:.*:.*:.*)" ;; group) string="(^|:)\<$2\>:" ;; shadow) string="^\<$2\>:" ;; aliases) if [ -f /etc/postfix/aliases ] ; then file="/etc/postfix/aliases" elif [ -f /etc/mail/aliases ] ; then file="/etc/mail/aliases" fi string="^\<$2\>:" ;; networks) string="^\<$2\>" ;; hosts|protocols|rpc|services) string="\<$2\>" ;; *) echo "Unknown database: $1" exit 1 ;; esac if [ -z "$2" ] ; then exec cat $file else search_entry "$file" "$2" fi exit $retval