mirror of
https://github.com/zerotier/edge.git
synced 2026-05-22 16:25:05 -07:00
Adam Ierymenko
122 lines
2.3 KiB
Bash
Executable File
122 lines
2.3 KiB
Bash
Executable File
#!/bin/sh
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PREFIX=
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. "$PREFIX/lib/libalpine.sh"
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zroot=/usr/share/zoneinfo
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usage() {
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cat <<-__EOF__
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usage: setup-timezone [-h] [-k|-i] [-z TIMEZONE]
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Sets the timezone for the system.
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options:
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-h Show this help
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-i Install tzdata and symlink instead of making a copy
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-k Keep previous copies of tzdata
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-z Set given timezone. (relative $zroot)
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__EOF__
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exit 1
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}
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show_tz_list() {
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local i z= list=
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local path="$zroot/$1"
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[ -d "$path" ] || return 1
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for i in $(find $path -maxdepth 1); do
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case $i in
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*.tab|*/) continue;;
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esac
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if [ -d "$i" ]; then
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z="$z ${i##*/}/"
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else
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z="$z ${i##*/}"
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fi
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done
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( cd $path && ls --color=never -Cd $z )
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}
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setup_tz() {
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local zonepath="$1"
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mkdir -p "${ROOT}"etc/zoneinfo
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if ! $INSTALL_TZDATA; then
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local zone="${zonepath#*/zoneinfo/}"
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local zdir="${zonepath%/*}"/
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zdir="${zdir#*/zoneinfo/}"
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if ! $KEEP_TZDATA; then
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rm -r "${ROOT}"/etc/zoneinfo
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fi
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mkdir -p "${ROOT}"etc/zoneinfo/$zdir
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cp "$zonepath" "${ROOT}"etc/zoneinfo/$zdir/
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zonepath=/etc/zoneinfo/$zone
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fi
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rm -f "${ROOT}"etc/localtime
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ln -s "$zonepath" "${ROOT}"etc/localtime
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}
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INSTALL_TZDATA=false
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KEEP_TZDATA=false
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while getopts "hikz:" opt; do
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case $opt in
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h) usage;;
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i) INSTALL_TZDATA=true;;
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k) KEEP_TZDATA=true;;
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z) ZONE="$OPTARG";;
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esac
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done
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if $INSTALL_TZDATA; then
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pkg=tzdata
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apkdel=
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else
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pkg="--force --virtual .setup-timezone tzdata"
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apkdel=".setup-timezone"
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fi
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apk add --quiet $pkg
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if [ -L "${ROOT}"etc/zoneinfo/localtime ]; then
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timezone=$(readlink "${ROOT}"etc/zoneinfo/localtime)
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timezone=${timezone#*/zoneinfo/}
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else
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timezone=UTC
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fi
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while true; do
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if [ -n "$ZONE" ]; then
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setup_tz "$zroot"/"$ZONE"
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break
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fi
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echo -n "Which timezone are you in? ('?' for list) [$timezone] "
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default_read timezone "$timezone"
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case "$timezone" in
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"") continue;;
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"?") show_tz_list; continue;;
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esac
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while [ -d "$zroot/$timezone" ]; do
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zone=
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echo -n "What sub-timezone of '$timezone' are you in? ('?' for list) "
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default_read zone
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case "$zone" in
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"?") show_tz_list "$timezone"; continue;;
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esac
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timezone="$timezone/$zone"
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done
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if [ -f "$zroot/$timezone" ]; then
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setup_tz "$zroot/$timezone"
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break
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fi
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echo "'$timezone' is not a valid timezone on this system"
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done
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if [ -n "$apkdel" ]; then
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apk del --quiet $apkdel
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fi
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