mirror of
https://gitlab.archlinux.org/tpowa/archboot.git
synced 2024-09-20 12:00:37 +02:00
177 lines
6 KiB
Bash
Executable file
177 lines
6 KiB
Bash
Executable file
#!/usr/bin/env bash
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# written by Tobias Powalowski <tpowa@archlinux.org>
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_ANSWER="/tmp/.tz"
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_TITLE="Arch Linux Time And Date Setting"
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# _dialog()
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# an el-cheapo dialog wrapper
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#
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# parameters: see dialog(1)
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# returns: whatever dialog did
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_dialog() {
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dialog --backtitle "${_TITLE}" --aspect 15 "$@"
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return $?
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}
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_abort()
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{
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_dialog --yesno "Abort Time And Date Setting?" 6 40 || return 0
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[[ -e /tmp/.timezone ]] && rm -f /tmp/.timezone
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[[ -e /tmp/.hardwareclock ]] && rm -f /tmp/.hardwareclock
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[[ -e /tmp/.tz ]] && rm -f /tmp/.tz
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[[ -e /etc/localtime ]] && rm -f /etc/localtime
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[[ -e /etc/adjtime ]] && rm -f /etc/adjtime
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[[ -e /tmp/.tz-running ]] && rm /tmp/.tz-running
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clear
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exit 1
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}
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_dohwclock() {
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echo 0.0 0 0.0 > /etc/adjtime
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echo 0 >> /etc/adjtime
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[[ "${_HARDWARECLOCK}" = "UTC" ]] && echo UTC >> /etc/adjtime
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[[ "${_HARDWARECLOCK}" = "" ]] && echo LOCAL >> /etc/adjtime
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if [[ "${_HARDWARECLOCK}" = "UTC" ]]; then
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timedatectl set-local-rtc 0
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_DATE_PROGRAM=timedatectl
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# for setup script
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echo UTC > /tmp/.hardwareclock
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else
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timedatectl set-local-rtc 1
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#shellcheck disable=SC2209
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_DATE_PROGRAM=date
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# for setup script
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echo LOCAL > /tmp/.hardwareclock
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fi
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}
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_dotimezone () {
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_SET_ZONE=""
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while [[ -z "${_SET_ZONE}" ]]; do
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_REGIONS="America - Europe - Africa - Asia - Australia -"
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#shellcheck disable=SC2086
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_dialog --menu "Please Select A Region:" 12 40 7 ${_REGIONS} 2>${_ANSWER}
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_REGION=$(cat ${_ANSWER})
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_ZONES=""
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for i in $(timedatectl --no-pager list-timezones | grep -w "${_REGION}" | cut -d '/' -f 2 | sort -u); do
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_ZONES="${_ZONES} ${i} -"
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done
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#shellcheck disable=SC2086
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_dialog --menu "Please Select A Timezone:" 22 40 16 ${_ZONES} 2>${_ANSWER} && _SET_ZONE="1"
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_ZONE=$(cat ${_ANSWER})
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[[ "${_ZONE}" == "${_REGION}" ]] || _ZONE="${_REGION}/${_ZONE}"
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if [[ -n "${_SET_ZONE}" ]]; then
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_dialog --infobox "Setting Timezone to ${_ZONE} ..." 0 0
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echo "${_ZONE}" > /tmp/.timezone
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timedatectl set-timezone "${_ZONE}"
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_S_NEXTITEM="2"
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else
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_S_NEXTITEM="1"
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return 1
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fi
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done
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}
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_dotimeset() {
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if [[ ! -s /tmp/.timezone ]]; then
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_dialog --msgbox "Error:\nYou have to select timezone first." 0 0
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_S_NEXTITEM="1"
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dotimezone || return 1
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fi
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_SET_TIME=""
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while [[ -z "${_SET_TIME}" ]]; do
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_HARDWARECLOCK=""
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_DATE_PROGRAM=""
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_dialog --yesno "Do you want to use UTC for your clock?\n\nIf you choose 'YES' UTC (recommended default) is used,\nwhich ensures daylightsaving is set automatically.\n\nIf you choose 'NO' Localtime is used, which means\nthe system will not change the time automatically.\nLocaltime is also prefered on dualboot machines,\nwhich also run Windows, because UTC may confuse it." 14 60 && _HARDWARECLOCK="UTC"
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_dohwclock
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# check internet connection
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if ping -c1 www.google.com >/dev/null 2>&1; then
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if _dialog --yesno \
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"Do you want to use the Network Time Protocol (NTP) for syncing your clock, by using the internet clock pool?" 6 60; then
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_dialog --infobox "Syncing clock with NTP pool ..." 3 45
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# sync immediatly with standard pool
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if ! systemctl restart systemd-timesyncd; then
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_dialog --msgbox "An error has occured, time was not changed!" 0 0
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_S_NEXTITEM="2"
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return 1
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fi
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# enable background syncing
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timedatectl set-ntp 1
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_SET_TIME="1"
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fi
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fi
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if [[ -z "${_SET_TIME}" ]]; then
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timedatectl set-ntp 0
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# display and ask to set date/time
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_CANCEL=""
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dialog --calendar "Set the date.\nUse <TAB> to navigate and arrow keys to change values." 0 0 0 0 0 2> ${_ANSWER} || _CANCEL="1"
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if [[ -n "${_CANCEL}" ]]; then
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_S_NEXTITEM="2"
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return 1
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fi
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_DATE="$(cat ${_ANSWER})"
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dialog --timebox "Set the time.\nUse <TAB> to navigate and up/down to change values." 0 0 2> ${_ANSWER} || _CANCEL="1"
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if [[ -n "${_CANCEL}" ]]; then
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_S_NEXTITEM="2"
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return 1
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fi
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_TIME="$(cat ${_ANSWER})"
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# save the time
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# DD/MM/YYYY hh:mm:ss -> YYYY-MM-DD hh:mm:ss
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_DATETIME="$(echo "${_DATE}" "${_TIME}" | sed 's#\(..\)/\(..\)/\(....\) \(..\):\(..\):\(..\)#\3-\2-\1 \4:\5:\6#g')"
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timedatectl set-time "${_DATETIME}"
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_SET_TIME="1"
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fi
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_dialog --cr-wrap --defaultno --yesno "Your current time and date is:\n$(${_DATE_PROGRAM})\n\nDo you want to change it?" 0 0 && _SET_TIME=""
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done
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_S_NEXTITEM="3"
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}
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_mainmenu() {
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if [[ -n "${_S_NEXTITEM}" ]]; then
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_DEFAULT="--default-item ${_S_NEXTITEM}"
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else
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_DEFAULT=""
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fi
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#shellcheck disable=SC2086
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_dialog ${_DEFAULT} --backtitle "${_TITLE}" --title " MAIN MENU " \
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--menu "Use the UP and DOWN arrows to navigate menus.\nUse TAB to switch between buttons and ENTER to select." 11 58 13 \
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"1" "Select Timezone" \
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"2" "Set Time and Date" \
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"3" "${_EXIT}" 2>${_ANSWER}
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case $(cat ${_ANSWER}) in
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"1")
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_dotimezone
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;;
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"2")
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_dotimeset
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;;
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"3")
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[[ -e /tmp/.tz-running ]] && rm /tmp/.tz-running
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clear
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exit 0 ;;
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*)
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_abort ;;
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esac
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}
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: >/tmp/.hardwareclock
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: >/tmp/.timezone
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: >/tmp/.tz
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if [[ "${1}" = "--setup" ]]; then
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_EXIT="Return to Main Menu"
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else
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_EXIT="Exit"
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fi
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if [[ -e /tmp/.tz-running ]]; then
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echo "tz already runs on a different console!"
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echo "Please remove /tmp/.tz-running first to launch tz!"
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exit 1
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fi
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: >/tmp/.tz-running
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while true; do
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_mainmenu
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done
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clear
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exit 0
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# vim: set ts=4 sw=4 et:
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