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eclass/user.eclass: Drop unused
This commit is contained in:
Krzesimir Nowak
parent
680e1e1834
commit
866e218c5a
@ -1,590 +0,0 @@
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# Copyright 1999-2022 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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# @ECLASS: user.eclass
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# @MAINTAINER:
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# base-system@gentoo.org (Linux)
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# Michał Górny <mgorny@gentoo.org> (NetBSD)
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# @SUPPORTED_EAPIS: 6 7 8
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# @BLURB: user management in ebuilds
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# @DEPRECATED: acct-user/acct-group packages
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# @DESCRIPTION:
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# The user eclass contains a suite of functions that allow ebuilds
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# to quickly make sure users in the installed system are sane.
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case ${EAPI} in
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6|7) ;;
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8)
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if [[ ${CATEGORY} != acct-* ]]; then
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eerror "In EAPI ${EAPI}, packages must not inherit user.eclass"
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eerror "unless they are in the acct-user or acct-group category."
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eerror "Migrate your package to GLEP 81 user/group management,"
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eerror "or inherit user-info if you need only the query functions."
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die "Invalid \"inherit user\" in EAPI ${EAPI}"
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fi
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;;
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*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
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esac
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if [[ -z ${_USER_ECLASS} ]]; then
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_USER_ECLASS=1
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inherit user-info
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# @FUNCTION: _assert_pkg_ebuild_phase
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# @INTERNAL
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# @USAGE: <calling func name>
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# @DESCRIPTION:
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# Raises an alert if the phase is not suitable for user.eclass usage.
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_assert_pkg_ebuild_phase() {
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case ${EBUILD_PHASE} in
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setup|preinst|postinst|prerm|postrm) ;;
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*)
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eerror "'$1()' called from '${EBUILD_PHASE}' phase which is not OK:"
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eerror "You may only call from pkg_{setup,{pre,post}{inst,rm}} functions."
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eerror "Package has serious QA issues. Please file a bug."
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die "Bad package! ${1} is only for use in some pkg_* functions!"
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esac
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}
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# @FUNCTION: user_get_nologin
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# @INTERNAL
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# @DESCRIPTION:
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# Find an appropriate 'nologin' shell for the platform, and output
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# its path.
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user_get_nologin() {
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local eshell
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for eshell in /sbin/nologin /usr/sbin/nologin /bin/false /usr/bin/false /dev/null ; do
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[[ -x ${ROOT}${eshell} ]] && break
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done
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if [[ ${eshell} == "/dev/null" ]] ; then
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ewarn "Unable to identify the shell to use, proceeding with userland default."
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case ${USERLAND} in
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GNU) eshell="/bin/false" ;;
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BSD) eshell="/sbin/nologin" ;;
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Darwin) eshell="/usr/sbin/nologin" ;;
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*) die "Unable to identify the default shell for userland ${USERLAND}"
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esac
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fi
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echo "${eshell}"
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}
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# @FUNCTION: enewuser
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# @USAGE: <user> [-F] [-M] [uid] [shell] [homedir] [groups]
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# @DESCRIPTION:
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# Same as enewgroup, you are not required to understand how to properly add
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# a user to the system. The only required parameter is the username.
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# Default uid is (pass -1 for this) next available, default shell is
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# /bin/false, default homedir is /dev/null, and there are no default groups.
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#
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# If -F is passed, enewuser will always enforce specified UID and fail if it
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# can not be assigned.
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# If -M is passed, enewuser does not create the home directory if it does not
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# exist.
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enewuser() {
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if [[ ${EUID} != 0 ]] ; then
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ewarn "Insufficient privileges to execute ${FUNCNAME[0]}"
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return 0
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fi
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_assert_pkg_ebuild_phase ${FUNCNAME}
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local create_home=1 force_uid=
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while [[ ${1} == -* ]]; do
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case ${1} in
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-F) force_uid=1;;
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-M) create_home=;;
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*) die "${FUNCNAME}: invalid option ${1}";;
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esac
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shift
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done
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# get the username
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local euser=${1}; shift
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if [[ -z ${euser} ]] ; then
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eerror "No username specified!"
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die "Cannot call enewuser without a username"
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fi
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# lets see if the username already exists
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if [[ -n $(egetent passwd "${euser}") ]] ; then
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return 0
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fi
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elog "Adding user '${euser}' to your system ..."
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# options to pass to useradd
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local opts=()
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# handle uid
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local euid=${1}; shift
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if [[ -n ${euid} && ${euid} != -1 ]] ; then
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if [[ ${euid} -gt 0 ]] ; then
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if [[ -n $(egetent passwd ${euid}) ]] ; then
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[[ -n ${force_uid} ]] && die "${FUNCNAME}: UID ${euid} already taken"
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euid="next"
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fi
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else
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eerror "Userid given but is not greater than 0!"
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die "${euid} is not a valid UID"
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fi
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else
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[[ -n ${force_uid} ]] && die "${FUNCNAME}: -F with uid==-1 makes no sense"
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euid="next"
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fi
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if [[ ${euid} == "next" ]] ; then
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for ((euid = 999; euid >= 101; euid--)); do
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[[ -z $(egetent passwd ${euid}) ]] && break
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done
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[[ ${euid} -ge 101 ]] || die "${FUNCNAME}: no free UID found"
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fi
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opts+=( -u ${euid} )
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elog " - Userid: ${euid}"
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# handle shell
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local eshell=${1}; shift
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if [[ ! -z ${eshell} ]] && [[ ${eshell} != "-1" ]] ; then
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if [[ ! -e ${ROOT}${eshell} ]] ; then
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eerror "A shell was specified but it does not exist!"
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die "${eshell} does not exist in ${ROOT}"
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fi
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if [[ ${eshell} == */false || ${eshell} == */nologin ]] ; then
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eerror "Do not specify ${eshell} yourself, use -1"
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die "Pass '-1' as the shell parameter"
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fi
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else
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eshell=$(user_get_nologin)
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fi
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elog " - Shell: ${eshell}"
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opts+=( -s "${eshell}" )
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# handle homedir
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local ehome=${1}; shift
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if [[ -z ${ehome} ]] || [[ ${ehome} == "-1" ]] ; then
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ehome="/dev/null"
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fi
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elog " - Home: ${ehome}"
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opts+=( -d "${ehome}" )
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# handle groups
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local egroups=${1}; shift
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local g egroups_arr
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IFS="," read -r -a egroups_arr <<<"${egroups}"
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if [[ ${#egroups_arr[@]} -gt 0 ]] ; then
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local defgroup exgroups
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for g in "${egroups_arr[@]}" ; do
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if [[ -z $(egetent group "${g}") ]] ; then
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eerror "You must add group ${g} to the system first"
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die "${g} is not a valid GID"
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fi
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if [[ -z ${defgroup} ]] ; then
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defgroup=${g}
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else
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exgroups+=",${g}"
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fi
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done
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opts+=( -g "${defgroup}" )
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if [[ ! -z ${exgroups} ]] ; then
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opts+=( -G "${exgroups:1}" )
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fi
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fi
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elog " - Groups: ${egroups:-(none)}"
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# handle extra args
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if [[ $# -gt 0 ]] ; then
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die "extra arguments no longer supported; please file a bug"
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else
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local comment="added by portage for ${PN}"
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opts+=( -c "${comment}" )
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elog " - GECOS: ${comment}"
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fi
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# add the user
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case ${CHOST} in
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*-freebsd*|*-dragonfly*)
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pw useradd "${euser}" "${opts[@]}" || die
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;;
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*-netbsd*)
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useradd "${opts[@]}" "${euser}" || die
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;;
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*-openbsd*)
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# all ops the same, except the -g vs -g/-G ...
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useradd -u ${euid} -s "${eshell}" \
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-d "${ehome}" -g "${egroups}" "${euser}" || die
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;;
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*)
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useradd -M -N -r "${opts[@]}" "${euser}" || die
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;;
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esac
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if [[ -n ${create_home} && ! -e ${ROOT}/${ehome} ]] ; then
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elog " - Creating ${ehome} in ${ROOT}"
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mkdir -p "${ROOT}/${ehome}"
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chown "${euser}" "${ROOT}/${ehome}"
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chmod 755 "${ROOT}/${ehome}"
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fi
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}
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# @FUNCTION: enewgroup
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# @USAGE: <group> [gid]
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# @DESCRIPTION:
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# This function does not require you to understand how to properly add a
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# group to the system. Just give it a group name to add and enewgroup will
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# do the rest. You may specify the gid for the group or allow the group to
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# allocate the next available one.
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#
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# If -F is passed, enewgroup will always enforce specified GID and fail if it
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# can not be assigned.
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enewgroup() {
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if [[ ${EUID} != 0 ]] ; then
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ewarn "Insufficient privileges to execute ${FUNCNAME[0]}"
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return 0
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fi
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_assert_pkg_ebuild_phase ${FUNCNAME}
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local force_gid=
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while [[ ${1} == -* ]]; do
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case ${1} in
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-F) force_gid=1;;
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*) die "${FUNCNAME}: invalid option ${1}";;
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esac
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shift
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done
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# get the group
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local egroup=${1}; shift
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if [[ -z ${egroup} ]] ; then
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eerror "No group specified!"
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die "Cannot call enewgroup without a group"
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fi
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# see if group already exists
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if [[ -n $(egetent group "${egroup}") ]] ; then
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return 0
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fi
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elog "Adding group '${egroup}' to your system ..."
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# handle gid
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local egid=${1}; shift
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if [[ -n ${egid} && ${egid} != -1 ]] ; then
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if [[ ${egid} -gt 0 ]] ; then
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if [[ -n $(egetent group ${egid}) ]] ; then
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[[ -n ${force_gid} ]] && die "${FUNCNAME}: GID ${egid} already taken"
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egid="next available; requested gid taken"
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fi
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else
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eerror "Groupid given but is not greater than 0!"
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die "${egid} is not a valid GID"
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fi
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else
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[[ -n ${force_gid} ]] && die "${FUNCNAME}: -F with gid==-1 makes no sense"
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egid="next available"
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fi
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elog " - Groupid: ${egid}"
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# handle extra
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if [[ $# -gt 0 ]] ; then
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die "extra arguments no longer supported; please file a bug"
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fi
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# Some targets need to find the next available GID manually
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_enewgroup_next_gid() {
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if [[ ${egid} == *[!0-9]* ]] ; then
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# Non numeric
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for ((egid = 999; egid >= 101; egid--)) ; do
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[[ -z $(egetent group ${egid}) ]] && break
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done
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[[ ${egid} -ge 101 ]] || die "${FUNCNAME}: no free GID found"
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fi
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}
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# add the group
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case ${CHOST} in
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*-freebsd*|*-dragonfly*)
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_enewgroup_next_gid
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pw groupadd "${egroup}" -g ${egid} || die
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;;
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*-netbsd*)
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_enewgroup_next_gid
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groupadd -g ${egid} "${egroup}" || die
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;;
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*)
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local opts
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if [[ ${egid} == *[!0-9]* ]] ; then
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# Non numeric; let groupadd figure out a GID for us
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opts=""
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else
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opts="-g ${egid}"
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fi
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# We specify -r so that we get a GID in the system range from login.defs
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groupadd -r ${opts} "${egroup}" || die
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;;
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esac
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}
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# @FUNCTION: esethome
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# @USAGE: <user> <homedir>
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# @DESCRIPTION:
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# Update the home directory in a platform-agnostic way.
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# Required parameters is the username and the new home directory.
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# Specify -1 if you want to set home to the enewuser default
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# of /dev/null.
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# If the new home directory does not exist, it is created.
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# Any previously existing home directory is NOT moved.
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esethome() {
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_assert_pkg_ebuild_phase ${FUNCNAME}
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# get the username
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local euser=${1}; shift
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if [[ -z ${euser} ]] ; then
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eerror "No username specified!"
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die "Cannot call esethome without a username"
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fi
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# lets see if the username already exists
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if [[ -z $(egetent passwd "${euser}") ]] ; then
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ewarn "User does not exist, cannot set home dir -- skipping."
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return 1
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fi
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# handle homedir
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local ehome=${1}; shift
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if [[ -z ${ehome} ]] ; then
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eerror "No home directory specified!"
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die "Cannot call esethome without a home directory or '-1'"
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fi
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if [[ ${ehome} == "-1" ]] ; then
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ehome="/dev/null"
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fi
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# exit with no message if home dir is up to date
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if [[ $(egethome "${euser}") == ${ehome} ]]; then
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return 0
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fi
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elog "Updating home for user '${euser}' ..."
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elog " - Home: ${ehome}"
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# ensure home directory exists, otherwise update will fail
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if [[ ! -e ${ROOT}/${ehome} ]] ; then
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elog " - Creating ${ehome} in ${ROOT}"
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mkdir -p "${ROOT}/${ehome}"
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chown "${euser}" "${ROOT}/${ehome}"
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chmod 755 "${ROOT}/${ehome}"
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fi
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# update the home directory
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case ${CHOST} in
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*-freebsd*|*-dragonfly*)
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pw usermod "${euser}" -d "${ehome}" && return 0
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[[ $? == 8 ]] && eerror "${euser} is in use, cannot update home"
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eerror "There was an error when attempting to update the home directory for ${euser}"
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eerror "Please update it manually on your system:"
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eerror "\t pw usermod \"${euser}\" -d \"${ehome}\""
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;;
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*)
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usermod -d "${ehome}" "${euser}" && return 0
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[[ $? == 8 ]] && eerror "${euser} is in use, cannot update home"
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eerror "There was an error when attempting to update the home directory for ${euser}"
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eerror "Please update it manually on your system (as root):"
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eerror "\t usermod -d \"${ehome}\" \"${euser}\""
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;;
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esac
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}
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# @FUNCTION: esetshell
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# @USAGE: <user> <shell>
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# @DESCRIPTION:
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# Update the shell in a platform-agnostic way.
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# Required parameters is the username and the new shell.
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# Specify -1 if you want to set shell to platform-specific nologin.
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esetshell() {
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_assert_pkg_ebuild_phase ${FUNCNAME}
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# get the username
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local euser=${1}; shift
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if [[ -z ${euser} ]] ; then
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eerror "No username specified!"
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die "Cannot call esetshell without a username"
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fi
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# lets see if the username already exists
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if [[ -z $(egetent passwd "${euser}") ]] ; then
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ewarn "User does not exist, cannot set shell -- skipping."
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return 1
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fi
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# handle shell
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local eshell=${1}; shift
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if [[ -z ${eshell} ]] ; then
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eerror "No shell specified!"
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die "Cannot call esetshell without a shell or '-1'"
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fi
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if [[ ${eshell} == "-1" ]] ; then
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eshell=$(user_get_nologin)
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fi
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# exit with no message if shell is up to date
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if [[ $(egetshell "${euser}") == ${eshell} ]]; then
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return 0
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fi
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elog "Updating shell for user '${euser}' ..."
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elog " - Shell: ${eshell}"
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# update the shell
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case ${CHOST} in
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*-freebsd*|*-dragonfly*)
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pw usermod "${euser}" -s "${eshell}" && return 0
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[[ $? == 8 ]] && eerror "${euser} is in use, cannot update shell"
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eerror "There was an error when attempting to update the shell for ${euser}"
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eerror "Please update it manually on your system:"
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eerror "\t pw usermod \"${euser}\" -s \"${eshell}\""
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;;
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*)
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usermod -s "${eshell}" "${euser}" && return 0
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[[ $? == 8 ]] && eerror "${euser} is in use, cannot update shell"
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eerror "There was an error when attempting to update the shell for ${euser}"
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eerror "Please update it manually on your system (as root):"
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eerror "\t usermod -s \"${eshell}\" \"${euser}\""
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;;
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esac
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}
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# @FUNCTION: esetcomment
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# @USAGE: <user> <comment>
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# @DESCRIPTION:
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# Update the comment field in a platform-agnostic way.
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||||
# Required parameters is the username and the new comment.
|
||||
esetcomment() {
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_assert_pkg_ebuild_phase ${FUNCNAME}
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||||
|
||||
# get the username
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||||
local euser=${1}; shift
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||||
if [[ -z ${euser} ]] ; then
|
||||
eerror "No username specified!"
|
||||
die "Cannot call esetcomment without a username"
|
||||
fi
|
||||
|
||||
# lets see if the username already exists
|
||||
if [[ -z $(egetent passwd "${euser}") ]] ; then
|
||||
ewarn "User does not exist, cannot set comment -- skipping."
|
||||
return 1
|
||||
fi
|
||||
|
||||
# handle comment
|
||||
local ecomment=${1}; shift
|
||||
if [[ -z ${ecomment} ]] ; then
|
||||
eerror "No comment specified!"
|
||||
die "Cannot call esetcomment without a comment"
|
||||
fi
|
||||
|
||||
# exit with no message if comment is up to date
|
||||
if [[ $(egetcomment "${euser}") == ${ecomment} ]]; then
|
||||
return 0
|
||||
fi
|
||||
|
||||
elog "Updating comment for user '${euser}' ..."
|
||||
elog " - Comment: ${ecomment}"
|
||||
|
||||
# update the comment
|
||||
case ${CHOST} in
|
||||
*-freebsd*|*-dragonfly*)
|
||||
pw usermod "${euser}" -c "${ecomment}" && return 0
|
||||
[[ $? == 8 ]] && eerror "${euser} is in use, cannot update comment"
|
||||
eerror "There was an error when attempting to update the comment for ${euser}"
|
||||
eerror "Please update it manually on your system:"
|
||||
eerror "\t pw usermod \"${euser}\" -c \"${ecomment}\""
|
||||
;;
|
||||
|
||||
*)
|
||||
usermod -c "${ecomment}" "${euser}" && return 0
|
||||
[[ $? == 8 ]] && eerror "${euser} is in use, cannot update comment"
|
||||
eerror "There was an error when attempting to update the comment for ${euser}"
|
||||
eerror "Please update it manually on your system (as root):"
|
||||
eerror "\t usermod -c \"${ecomment}\" \"${euser}\""
|
||||
;;
|
||||
esac
|
||||
}
|
||||
|
||||
# @FUNCTION: esetgroups
|
||||
# @USAGE: <user> <groups>
|
||||
# @DESCRIPTION:
|
||||
# Update the group field in a platform-agnostic way.
|
||||
# Required parameters is the username and the new list of groups,
|
||||
# primary group first.
|
||||
esetgroups() {
|
||||
_assert_pkg_ebuild_phase ${FUNCNAME}
|
||||
|
||||
[[ ${#} -eq 2 ]] || die "Usage: ${FUNCNAME} <user> <groups>"
|
||||
|
||||
# get the username
|
||||
local euser=${1}; shift
|
||||
|
||||
# lets see if the username already exists
|
||||
if [[ -z $(egetent passwd "${euser}") ]] ; then
|
||||
ewarn "User does not exist, cannot set group -- skipping."
|
||||
return 1
|
||||
fi
|
||||
|
||||
# handle group
|
||||
local egroups=${1}; shift
|
||||
|
||||
local g egroups_arr=()
|
||||
IFS="," read -r -a egroups_arr <<<"${egroups}"
|
||||
[[ ${#egroups_arr[@]} -gt 0 ]] || die "${FUNCNAME}: no groups specified"
|
||||
|
||||
for g in "${egroups_arr[@]}" ; do
|
||||
if [[ -z $(egetent group "${g}") ]] ; then
|
||||
eerror "You must add group ${g} to the system first"
|
||||
die "${g} is not a valid GID"
|
||||
fi
|
||||
done
|
||||
|
||||
local defgroup=${egroups_arr[0]} exgroups_arr=()
|
||||
# sort supplementary groups to make comparison possible
|
||||
readarray -t exgroups_arr < <(printf '%s\n' "${egroups_arr[@]:1}" | sort)
|
||||
local exgroups=${exgroups_arr[*]}
|
||||
exgroups=${exgroups// /,}
|
||||
egroups=${defgroup}${exgroups:+,${exgroups}}
|
||||
|
||||
# exit with no message if group membership is up to date
|
||||
if [[ $(egetgroups "${euser}") == ${egroups} ]]; then
|
||||
return 0
|
||||
fi
|
||||
|
||||
local opts=( -g "${defgroup}" -G "${exgroups}" )
|
||||
elog "Updating groups for user '${euser}' ..."
|
||||
elog " - Groups: ${egroups}"
|
||||
|
||||
# update the group
|
||||
case ${CHOST} in
|
||||
*-freebsd*|*-dragonfly*)
|
||||
pw usermod "${euser}" "${opts[@]}" && return 0
|
||||
[[ $? == 8 ]] && eerror "${euser} is in use, cannot update groups"
|
||||
eerror "There was an error when attempting to update the groups for ${euser}"
|
||||
eerror "Please update it manually on your system:"
|
||||
eerror "\t pw usermod \"${euser}\" ${opts[*]}"
|
||||
;;
|
||||
|
||||
*)
|
||||
usermod "${opts[@]}" "${euser}" && return 0
|
||||
[[ $? == 8 ]] && eerror "${euser} is in use, cannot update groups"
|
||||
eerror "There was an error when attempting to update the groups for ${euser}"
|
||||
eerror "Please update it manually on your system (as root):"
|
||||
eerror "\t usermod ${opts[*]} \"${euser}\""
|
||||
;;
|
||||
esac
|
||||
}
|
||||
|
||||
fi
|
||||
Loading…
Reference in New Issue
Block a user