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Filename : 15-timezone
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# Configure timezone

: ${localtime:=/etc/localtime}

set_zoneinfo()
{
	[ -z "$new_tzdb_timezone" ] && return 0

	zoneinfo_dir=
	for d in \
		/usr/share/zoneinfo	\
		/usr/lib/zoneinfo	\
		/var/share/zoneinfo	\
		/var/zoneinfo		\
	; do
		if [ -d "$d" ]; then
			zoneinfo_dir="$d"
			break
		fi
	done

	if [ -z "$zoneinfo_dir" ]; then
		syslog warning "timezone directory not found"
		return 1
	fi

	zone_file="$zoneinfo_dir/$new_tzdb_timezone"
	if [ ! -e "$zone_file" ]; then
		syslog warning "no timezone definition for $new_tzdb_timezone"
		return 1
	fi

	if copy_file "$zone_file" "$localtime"; then
		syslog info "timezone changed to $new_tzdb_timezone"
	fi
}

# For ease of use, map DHCP6 names onto our DHCP4 names
case "$reason" in
BOUND6|RENEW6|REBIND6|REBOOT6|INFORM6)
	new_tzdb_timezone="$new_dhcp6_tzdb_timezone"
	;;
esac

if $if_configured && $if_up; then
 	set_zoneinfo
fi