#! /bin/sh
set -e
. /usr/share/debconf/confmodule
db_version 2.0
db_capb backup
convert_timezone()
{
case "$1" in
right/* | posix/*)
convert_timezone "${1#*/}"
;;
"Africa/Asmera")
echo "Africa/Asmara"
;;
"America/Buenos_Aires")
echo "America/Argentina/Buenos_Aires"
;;
"America/Argentina/ComodRivadavia" | "America/Catamarca")
echo "America/Argentina/Catamarca"
;;
"America/Cordoba" | "America/Rosario")
echo "America/Argentina/Cordoba"
;;
"America/Fort_Wayne" | "America/Indianapolis" | "SystemV/EST5" | "US/East-Indiana")
echo "America/Indiana/Indianapolis"
;;
"America/Godthab")
echo "America/Nuuk"
;;
"America/Jujuy")
echo "America/Argentina/Jujuy"
;;
"America/Knox_IN" | "US/Indiana-Starke")
echo "America/Indiana/Knox"
;;
"America/Louisville")
echo "America/Kentucky/Louisville"
;;
"America/Mendoza")
echo "America/Argentina/Mendoza"
;;
"Antarctica/South_Pole")
echo "Antarctica/McMurdo"
;;
"Asia/Ashkhabad")
echo "Asia/Ashgabat"
;;
"Asia/Calcutta")
echo "Asia/Kolkata"
;;
"Asia/Chungking")
echo "Asia/Chongqing"
;;
"Asia/Dacca")
echo "Asia/Dhaka"
;;
"Asia/Katmandu")
echo "Asia/Kathmandu"
;;
"Asia/Macao")
echo "Asia/Macau"
;;
"Asia/Rangoon")
echo "Asia/Yangon"
;;
"Asia/Riyadh87" | "Asia/Riyadh88" | "Asia/Riyadh89" | "Mideast/Riyadh87" | "Mideast/Riyadh88" | "Mideast/Riyadh89")
echo "Asia/Riyadh"
;;
"Asia/Saigon")
echo "Asia/Ho_Chi_Minh"
;;
"Asia/Thimbu")
echo "Asia/Thimphu"
;;
"Asia/Ujung_Pandang")
echo "Asia/Makassar"
;;
"Asia/Ulan_Bator")
echo "Asia/Ulaanbaatar"
;;
"Atlantic/Faeroe")
echo "Atlantic/Faroe"
;;
"Australia/ACT" | "Australia/NSW")
echo "Australia/Sydney"
;;
"Australia/LHI")
echo "Australia/Lord_Howe"
;;
"Australia/North")
echo "Australia/Darwin"
;;
"Australia/Queensland")
echo "Australia/Brisbane"
;;
"Australia/South")
echo "Australia/Adelaide"
;;
"Australia/Tasmania")
echo "Australia/Hobart"
;;
"Australia/Victoria")
echo "Australia/Melbourne"
;;
"Australia/West")
echo "Australia/Perth"
;;
"Brazil/Acre")
echo "America/Rio_Branco"
;;
"Brazil/DeNoronha")
echo "America/Noronha"
;;
"Brazil/East")
echo "America/Sao_Paulo"
;;
"Brazil/West")
echo "America/Manaus"
;;
"Canada/Atlantic" | "SystemV/AST4ADT")
echo "America/Halifax"
;;
"Canada/Central")
echo "America/Winnipeg"
;;
"Canada/Eastern")
echo "America/Toronto"
;;
"Canada/East-Saskatchewan" | "Canada/Saskatchewan" | "SystemV/CST6")
echo "America/Regina"
;;
"Canada/Mountain")
echo "America/Edmonton"
;;
"Canada/Newfoundland")
echo "America/St_Johns"
;;
"Canada/Pacific")
echo "America/Vancouver"
;;
"Canada/Yukon")
echo "America/Whitehorse"
;;
"Chile/Continental")
echo "America/Santiago"
;;
"Chile/EasterIsland")
echo "Pacific/Easter"
;;
"Cuba")
echo "America/Havana"
;;
"Egypt")
echo "Africa/Cairo"
;;
"Eire")
echo "Europe/Dublin"
;;
"Europe/Kiev")
echo "Europe/Kyiv"
;;
"Europe/Uzhgorod")
echo "Europe/Kyiv"
;;
"Europe/Zaporozhye")
echo "Europe/Kyiv"
;;
"GB" | "GB-Eire")
echo "Europe/London"
;;
"GMT")
echo "Etc/GMT"
;;
"GMT0")
echo "Etc/GMT0"
;;
"GMT-0")
echo "Etc/GMT-0"
;;
"GMT+0")
echo "Etc/GMT+0"
;;
"Greenwich")
echo "Etc/Greenwich"
;;
"Hongkong")
echo "Asia/Hong_Kong"
;;
"Iceland")
echo "Atlantic/Reykjavik"
;;
"Iran")
echo "Asia/Tehran"
;;
"Israel")
echo "Asia/Tel_Aviv"
;;
"Jamaica")
echo "America/Jamaica"
;;
"Japan")
echo "Asia/Tokyo"
;;
"Kwajalein")
echo "Pacific/Kwajalein"
;;
"Libya")
echo "Africa/Tripoli"
;;
"Mexico/BajaNorte")
echo "America/Tijuana"
;;
"Mexico/BajaSur")
echo "America/Mazatlan"
;;
"Mexico/General")
echo "America/Mexico_City"
;;
"Navajo" | "SystemV/MST7MDT" | "US/Mountain")
echo "America/Denver"
;;
"NZ")
echo "Pacific/Auckland"
;;
"Pacific/Enderbury")
echo "Pacific/Kanton"
;;
"Pacific/Ponape")
echo "Pacific/Pohnpei"
;;
"Pacific/Truk")
echo "Pacific/Chuuk"
;;
"NZ-CHAT")
echo "Pacific/Chatham"
;;
"Poland")
echo "Europe/Warsaw"
;;
"Portugal")
echo "Europe/Lisbon"
;;
"PRC")
echo "Asia/Shanghai"
;;
"ROC")
echo "Asia/Taipei"
;;
"ROK")
echo "Asia/Seoul"
;;
"Singapore")
echo "Asia/Singapore"
;;
"SystemV/AST4")
echo "America/Puerto_Rico"
;;
"SystemV/CST6CDT" | "US/Central")
echo "America/Chicago"
;;
"SystemV/EST5EDT" | "US/Eastern")
echo "America/New_York"
;;
"SystemV/HST10" | "US/Hawaii")
echo "Pacific/Honolulu"
;;
"SystemV/MST7" | "US/Arizona")
echo "America/Phoenix"
;;
"SystemV/PST8")
echo "Pacific/Pitcairn"
;;
"SystemV/PST8PDT" | "US/Pacific")
echo "America/Los_Angeles"
;;
"SystemV/YST9")
echo "Pacific/Gambier"
;;
"SystemV/YST9YDT" | "US/Alaska")
echo "America/Anchorage"
;;
"Turkey")
echo "Europe/Istanbul"
;;
"UCT")
echo "Etc/UCT"
;;
"Universal" | "UTC" | "Zulu")
echo "Etc/UTC"
;;
"US/Aleutian")
echo "America/Adak"
;;
"US/Michigan")
echo "America/Detroit"
;;
"US/Samoa")
echo "Pacific/Pago_Pago"
;;
"W-SU")
echo "Europe/Moscow"
;;
*)
echo "$1"
;;
esac
}
# Read timezone from /etc/localtime if it is a link
if [ -L "$DPKG_ROOT/etc/localtime" ] ; then
TIMEZONE="$(readlink "$DPKG_ROOT/etc/localtime")"
TIMEZONE="$(cd "$DPKG_ROOT/etc" && realpath -m -s "$TIMEZONE")"
TIMEZONE="${TIMEZONE#/usr/share/zoneinfo/}"
# Fall back to /etc/timezone if present
elif [ -e "$DPKG_ROOT/etc/timezone" ]; then
TIMEZONE="$(head -n 1 "$DPKG_ROOT/etc/timezone")"
TIMEZONE="${TIMEZONE%% *}"
TIMEZONE="${TIMEZONE##/}"
TIMEZONE="${TIMEZONE%%/}"
fi
TIMEZONE="$(convert_timezone "$TIMEZONE")"
if [ -f "$DPKG_ROOT/usr/share/zoneinfo/$TIMEZONE" ] ; then
case "$TIMEZONE" in
CET | CST6CDT | EET | EST | EST5EDT | HST | MET | MST | MST7MDT | PST8PDT | WET)
AREA=Legacy
ZONE="$TIMEZONE"
;;
*)
AREA="${TIMEZONE%%/*}"
ZONE="${TIMEZONE#*/}"
;;
esac
# Don't ask the user, except if he/she explicitely asked that
if [ -z "$DEBCONF_RECONFIGURE" ] ; then
db_fset tzdata/Areas seen true
db_fset "tzdata/Zones/$AREA" seen true
fi
# The timezone has never been configured or is falsely configured
else
RET=""
db_fget tzdata/Areas seen || RET=false
if [ "$RET" = true ] ; then
db_get tzdata/Areas
AREA=$RET
else
AREA="Etc"
fi
RET=""
db_fget "tzdata/Zones/$AREA" seen || RET=false
if [ "$RET" = true ] ; then
db_get "tzdata/Zones/$AREA"
ZONE=$RET
else
ZONE="UTC"
fi
db_fset tzdata/Areas seen false
db_fset "tzdata/Zones/$AREA" seen false
fi
# Initializes debconf default values from the ones found in
# configuration files
db_set tzdata/Areas "$AREA"
db_set "tzdata/Zones/$AREA" "$ZONE"
STATE=1
while [ "$STATE" -ge 0 ]; do
case "$STATE" in
0)
# The user has cancel the timezone change, reset the debconf
# values to the initial one.
db_set tzdata/Areas "$AREA"
db_set "tzdata/Zones/$AREA" "$ZONE"
break
;;
1)
# Ask the user of the Area
db_input high tzdata/Areas || true
;;
2)
# Ask the user of the Zone
db_get tzdata/Areas || RET=Etc
db_input high "tzdata/Zones/$RET" || true
;;
*)
break
;;
esac
# shellcheck disable=SC2119
if db_go; then
STATE=$((STATE + 1))
else
STATE=$((STATE - 1))
fi
done
exit 0
|