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commit: 73d610270d30acaa0a93d7f2f0237c3f002f1a4b
parent: 539514d2321e5a0a7beaf07f87eced255a58ef83
Author: Haelwenn (lanodan) Monnier <contact@hacktivis.me>
Date:   Sun,  2 Oct 2016 12:28:10 +0200

eclass/cron: Import from ::gentoo

Diffstat:

eclass/cron.eclass | 161+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 161 insertions(+), 0 deletions(-)

diff --git a/eclass/cron.eclass b/eclass/cron.eclass @@ -0,0 +1,161 @@ +# Copyright 1999-2011 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Id$ + +# @ECLASS: cron.eclass +# @MAINTAINER: +# cron-bugs@gentoo.org +# @AUTHOR: +# Original Author: Aaron Walker <ka0ttic@gentoo.org> +# @BLURB: Some functions for cron +# @DESCRIPTION: +# Purpose: The main motivation for this eclass was to simplify +# the jungle known as src_install() in cron ebuilds. Using these +# functions also ensures that permissions are *always* reset, +# preventing the accidental installation of files with wrong perms. +# +# NOTE on defaults: the default settings in the below functions were +# chosen based on the most common setting among cron ebuilds. +# +# Please assign any bugs regarding this eclass to cron-bugs@gentoo.org. + +inherit eutils flag-o-matic + +EXPORT_FUNCTIONS pkg_postinst + +SLOT="0" + +DEPEND=">=sys-apps/sed-4.0.5" + +RDEPEND=">=sys-process/cronbase-0.3.2" +for pn in vixie-cron bcron cronie dcron fcron; do + [[ ${pn} == "${PN}" ]] || RDEPEND="${RDEPEND} !sys-process/${pn}" +done + +# @FUNCTION: docrondir +# @USAGE: [ dir ] [ perms ] +# @DESCRIPTION: +# Creates crontab directory +# +# Both arguments are optional. Everything after 'dir' is considered +# the permissions (same format as insopts). +# +# ex: docrondir /some/dir -m 0770 -o root -g cron +# docrondir /some/dir (uses default perms) +# docrondir -m0700 (uses default dir) + +docrondir() { + # defaults + local perms="-m0750 -o root -g cron" dir="/var/spool/cron/crontabs" + + if [[ -n $1 ]] ; then + case "$1" in + */*) + dir=$1 + shift + [[ -n $1 ]] && perms="$@" + ;; + *) + perms="$@" + ;; + esac + fi + + diropts ${perms} + keepdir ${dir} + + # reset perms to default + diropts -m0755 +} + +# @FUNCTION: docron +# @USAGE: [ exe ] [ perms ] +# @DESCRIPTION: +# Install cron executable +# +# Both arguments are optional. +# +# ex: docron -m 0700 -o root -g root ('exe' defaults to "cron") +# docron crond -m 0110 + +docron() { + local cron="cron" perms="-m 0750 -o root -g wheel" + + if [[ -n $1 ]] ; then + case "$1" in + -*) + perms="$@" + ;; + *) + cron=$1 + shift + [[ -n $1 ]] && perms="$@" + ;; + esac + fi + + exeopts ${perms} + exeinto /usr/sbin + doexe ${cron} || die "failed to install ${cron}" + + # reset perms to default + exeopts -m0755 +} + +# @FUNCTION: docrontab +# @USAGE: [ exe ] [ perms ] +# @DESCRIPTION: +# Install crontab executable +# +# Uses same semantics as docron. + +docrontab() { + local crontab="crontab" perms="-m 4750 -o root -g cron" + + if [[ -n $1 ]] ; then + case "$1" in + -*) + perms="$@" + ;; + *) + crontab=$1 + shift + [[ -n $1 ]] && perms="$@" + ;; + esac + fi + + exeopts ${perms} + exeinto /usr/bin + doexe ${crontab} || die "failed to install ${crontab}" + + # reset perms to default + exeopts -m0755 + + # users expect /usr/bin/crontab to exist... + if [[ "${crontab##*/}" != "crontab" ]] ; then + dosym ${crontab##*/} /usr/bin/crontab || \ + die "failed to create /usr/bin/crontab symlink" + fi +} + +# @FUNCTION: cron_pkg_postinst +# @DESCRIPTION: +# Outputs a message about system crontabs +# daemons that have a true system crontab set CRON_SYSTEM_CRONTAB="yes" +cron_pkg_postinst() { + echo + # daemons that have a true system crontab set CRON_SYSTEM_CRONTAB="yes" + if [ "${CRON_SYSTEM_CRONTAB:-no}" != "yes" ] ; then + einfo "To activate /etc/cron.{hourly|daily|weekly|monthly} please run:" + einfo " crontab /etc/crontab" + einfo + einfo "!!! That will replace root's current crontab !!!" + einfo + fi + + einfo "You may wish to read the Gentoo Linux Cron Guide, which can be" + einfo "found online at:" + einfo " https://www.gentoo.org/doc/en/cron-guide.xml" + echo +}