/usr/share/dhcpcd/hooks/15-timezone is in dhcpcd5 6.11.5-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 | # Configure timezone
: ${localtime:=/etc/localtime}
set_zoneinfo()
{
local zoneinfo_dir= zone_file=
[ -z "$new_tzdb_timezone" ] && return 0
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_up; then
set_zoneinfo
fi
|