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#!/usr/bin/env bash
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#
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# Author: Dmitry Razumov <asmeron@ublinux.com>
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# Copyright (c) 2021-2025 UBLinux <support@ublinux.com>
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#
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# Initial script for Linux UBLinux
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# This script are launching before starting init from initrd script
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# Current dir allways must be set to root (/)
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# All system path must be relative, except initrd dirs
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ENABLED=yes
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[[ ${ENABLED} == "yes" ]] || exit 0
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DEBUGMODE=no
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PATH=.:/:/usr/bin:/usr/local/bin:/usr/local/sbin
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[[ -d /usr/lib/ublinux ]] && { ROOTFS= ; CMD_CHROOT= ; } || { [[ -d /sysroot ]] && ROOTFS="/sysroot" || ROOTFS="."; CMD_CHROOT="chroot ${ROOTFS}"; }
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SOURCE=${ROOTFS}/usr/lib/ublinux/functions; [[ -f ${SOURCE} ]] && . ${SOURCE} 2>/dev/null || exit 0
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SOURCE=${ROOTFS}/usr/lib/ublinux/default; [[ -f ${SOURCE} ]] && . ${SOURCE} 2>/dev/null || exit 0
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debug_mode "$0" "$@"
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SYSCONF="${ROOTFS}${SYSCONF}"
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SOURCE=${SYSCONF}/config; [[ -f ${SOURCE} ]] && . ${SOURCE} 2>/dev/null
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SOURCE=${SYSCONF}/network; [[ -f ${SOURCE} ]] && . ${SOURCE} 2>/dev/null
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# List NTP servers: PART_SYSTEMDPATH/Service_Name Process_Name
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NTP_SERVICES_PROCESS="
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sysinit.target.wants/systemd-timesyncd.service systemd-timesyncd
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multi-user.target.wants/ntpd.service ntpd
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multi-user.target.wants/ntpdate.service ntpdate
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multi-user.target.wants/chronyd.service chronyd
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multi-user.target.wants/openntpd.service ntpd
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multi-user.target.wants/ptp4l.service ptp4l
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multi-user.target.wants/phc2sys.service phc2sys"
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CONFIG_TIMESYNCD="${ROOTFS}/etc/systemd/timesyncd.conf.d/ubconfig.conf"
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exec_ntp_servers_set(){
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restart_systemd_ntp(){
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if [[ -n ${ROOTFS} ]]; then
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${CMD_CHROOT} /usr/bin/systemctl --quiet enable ${NTP_SYSTEMSERVICE} &>/dev/null
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else
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/usr/bin/systemctl daemon-reload
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/usr/bin/systemctl --quiet enable ${NTP_SYSTEMSERVICE} &>/dev/null
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/usr/bin/systemctl --quiet restart ${NTP_SYSTEMSERVICE} &>/dev/null
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fi
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}
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ISSYSTEMD=$(readlink -fq ${ROOTFS}/usr/bin/init | grep "lib/systemd/systemd$")
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if [[ ${NTPSERVERS,,} == "dhcp" ]]; then
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# Вызывая из NetworkManager скрипта, переменную ${NTPSERVERS} перезаписать на сервера NTP из DHCP
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[[ -n $1 ]] && local NTPSERVERS="$1"
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fi
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if [[ ${NTPSERVERS,,} == "disable" ]]; then
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# Не настраивать сервер времени
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true
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elif [[ ${NTPSERVERS,,} == "stop" ]]; then
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# Остановить и отключить сервисы синхронизации времени
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exec_ntp_servers_stop
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elif [[ ${NTPSERVERS,,} == "dhcp" ]]; then
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[[ -n ${ISSYSTEMD} ]] && restart_systemd_ntp
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elif [[ -n ${NTPSERVERS} ]]; then
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[[ ${NTPSERVERS,,} == "default" ]] && NTPSERVERS=${NTPSERVERS_DEFAULT}
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[[ ${NTPSERVERS,,} == "ntp-ru" ]] && NTPSERVERS=${NTPSERVERS_RU}
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# Активная systemd и выбран сервис NTP_SYSTEMSERVICE=systemd-timesyncd.service
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if [[ -n ${ISSYSTEMD} && ${NTP_SYSTEMSERVICE} == "systemd-timesyncd.service" && -f ${ROOTFS}/usr/lib/systemd/system/${NTP_SYSTEMSERVICE} ]]; then
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NTPSERVERS=$(tr ',;' ' ' <<< ${NTPSERVERS})
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[[ -d ${CONFIG_TIMESYNCD%/*} ]] || mkdir -p ${CONFIG_TIMESYNCD%/*}
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find ${CONFIG_TIMESYNCD%/*}/ -name "ubconfig*.conf" -delete 2>/dev/null
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cat <<-EOF > "${CONFIG_TIMESYNCD}"
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[Time]
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NTP=${NTPSERVERS}
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FallbackNTP=${NTPSERVERS_FALLBACK}
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EOF
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fi
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[[ -n ${ISSYSTEMD} ]] && restart_systemd_ntp
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fi
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}
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exec_ntp_servers_stop(){
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# Определяем активную systemd
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ISSYSTEMD=$(readlink -fq ${ROOTFS}/usr/bin/init | grep "lib/systemd/systemd$")
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while IFS=' ' read ITEM_NTP_SERVICE ITEM_NTP_PROCESS; do
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[[ -z ${ITEM_NTP_SERVICE} || -z ${ITEM_NTP_PROCESS} ]] && continue
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if [[ -n ${ISSYSTEMD} && -n ${ROOTFS} ]]; then
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${CMD_CHROOT} /usr/bin/systemctl --quiet disable ${ITEM_NTP_SERVICE##*/} &>/dev/null
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elif [[ -n ${ISSYSTEMD} ]]; then
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/usr/bin/systemctl --quiet is-enabled ${ITEM_NTP_SERVICE##*/} && /usr/bin/systemctl --quiet disable ${ITEM_NTP_SERVICE##*/} &>/dev/null
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/usr/bin/systemctl --quiet is-active ${ITEM_NTP_SERVICE##*/} && { /usr/bin/systemctl --quiet stop ${ITEM_NTP_SERVICE##*/} &>/dev/null || pkill -f ${ITEM_NTP_PROCESS}; }
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[[ ${NTP_SYSTEMSERVICE} == "systemd-timesyncd.service" ]] && find ${CONFIG_TIMESYNCD%/*}/ -name "ubconfig*.conf" -delete 2>/dev/null
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fi
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done < <(tr -d '\t' <<< ${NTP_SERVICES_PROCESS})
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true # Для выполнения из ubconfig со статусом ОК
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}
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################
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##### MAIN #####
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################
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if [[ -z $@ || $1 == @("set"|"set="|"set+="|"set++=") ]]; then
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shift
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exec_ntp_servers_set $@
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elif [[ $1 == @("set-="|"set--="|"remove") ]]; then
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shift
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exec_ntp_servers_stop $@
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exec_ntp_servers_set $@
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fi
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