eclass/user-info: Sync with Gentoo

It's from Gentoo commit 0e7f86f5c50d3c71371e7c6d0385b78f481c3d32.
This commit is contained in:
Krzesimir Nowak 2022-10-24 19:28:09 +02:00
parent e83a5a73bf
commit 680e1e1834

View File

@ -5,11 +5,11 @@
# @MAINTAINER:
# base-system@gentoo.org (Linux)
# Michał Górny <mgorny@gentoo.org> (NetBSD)
# @SUPPORTED_EAPIS: 6 7 8
# @SUPPORTED_EAPIS: 7 8
# @BLURB: Read-only access to user and group information
case ${EAPI} in
6|7|8) ;;
7|8) ;;
*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
esac
@ -23,6 +23,7 @@ _USER_INFO_ECLASS=1
# dscl (Mac OS X 10.5), and pw (FreeBSD) used in enewuser()/enewgroup().
#
# Supported databases: group passwd
# Warning: This function can be used only in pkg_* phases when ROOT is valid.
egetent() {
local db=$1 key=$2
@ -43,18 +44,31 @@ egetent() {
# lookup by uid/gid
local opts
if [[ ${key} == [[:digit:]]* ]] ; then
[[ ${db} == "user" ]] && opts="-u" || opts="-g"
[[ ${db} == "user" ]] && opts=( -u ) || opts=( -g )
fi
# Handle different ROOT
[[ -n ${ROOT} ]] && opts+=( -R "${ROOT}" )
pw show ${db} ${opts} "${key}" -q
;;
*-openbsd*)
grep "${key}:\*:" /etc/${db}
grep "${key}:\*:" "${EROOT}/etc/${db}"
;;
*)
# getent does not support -R option, if we are working on a different
# ROOT than /, fallback to grep technique.
if [[ -z ${ROOT} ]]; then
# ignore nscd output if we're not running as root
type -p nscd >/dev/null && nscd -i "${db}" 2>/dev/null
getent "${db}" "${key}"
else
if [[ ${key} =~ ^[[:digit:]]+$ ]]; then
grep -E "^([^:]*:){2}${key}" "${ROOT}/etc/${db}"
else
grep "^${key}:" "${ROOT}/etc/${db}"
fi
fi
;;
esac
}
@ -151,7 +165,16 @@ egetgroups() {
[[ $# -eq 1 ]] || die "usage: egetgroups <user>"
local egroups_arr
if [[ -n "${ROOT}" ]]; then
local pgroup=$(egetent passwd "$1" | cut -d: -f1)
local sgroups=( $(grep -E ":([^:]*,)?$1(,[^:]*)?$" "${ROOT}/etc/group" | cut -d: -f1) )
# Remove primary group from list
sgroups=${sgroups#${pgroup}}
egroups_arr=( ${pgroup} ${sgroups[@]} )
else
read -r -a egroups_arr < <(id -G -n "$1")
fi
local g groups=${egroups_arr[0]}
# sort supplementary groups to make comparison possible