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#
# Author:: Kirill Kouznetsov <agon.smith@gmail.com>
#
# Copyright 2018, Kirill Kouznetsov.
# Copyright 2018, Chef Software, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
require_relative "../resource"
class Chef
class Resource
class Timezone < Chef::Resource
resource_name :timezone
description "Use the timezone resource to change the system timezone on Windows, Linux, and macOS hosts. Timezones are specified in tz database format, with a complete list of available TZ values for Linux and macOS here: https://en.wikipedia.org/wiki/List_of_tz_database_time_zones and for Windows here: https://ss64.com/nt/timezones.html."
introduced "14.6"
property :timezone, String,
description: "An optional property to set the timezone value if it differs from the resource block's name.",
name_property: true
action :set do
description "Set the timezone."
# some linux systems may be missing the timezone data
if node["os"] == "linux"
package "tzdata" do
package_name platform_family?("suse") ? "timezone" : "tzdata"
end
end
# Modern Amazon, Fedora, RHEL, Ubuntu & Debian
if node["init_package"] == "systemd"
cmd_set_tz = "/usr/bin/timedatectl --no-ask-password set-timezone #{new_resource.timezone}"
cmd_check_if_set = "/usr/bin/timedatectl status"
cmd_check_if_set += " | /usr/bin/awk '/Time.*zone/{print}'"
cmd_check_if_set += " | grep -q #{new_resource.timezone}"
execute cmd_set_tz do
action :run
not_if cmd_check_if_set
end
else
case node["platform_family"]
# Old version of RHEL < 7 and Amazon 201X
when "rhel", "amazon"
file "/etc/sysconfig/clock" do
owner "root"
group "root"
mode "0644"
action :create
content %{ZONE="#{new_resource.timezone}"\nUTC="true"\n}
end
execute "tzdata-update" do
command "/usr/sbin/tzdata-update"
action :nothing
only_if { ::File.executable?("/usr/sbin/tzdata-update") }
subscribes :run, "file[/etc/sysconfig/clock]", :immediately
end
link "/etc/localtime" do
to "/usr/share/zoneinfo/#{new_resource.timezone}"
not_if { ::File.executable?("/usr/sbin/tzdata-update") }
end
# debian < 8 and Ubuntu < 16.04
when "debian"
file "/etc/timezone" do
action :create
content "#{new_resource.timezone}\n"
end
bash "dpkg-reconfigure tzdata" do
user "root"
code "/usr/sbin/dpkg-reconfigure -f noninteractive tzdata"
action :nothing
subscribes :run, "file[/etc/timezone]", :immediately
end
when "mac_os_x"
unless current_darwin_tz == new_resource.timezone
converge_by("set timezone to #{new_resource.timezone}") do
shell_out!("sudo systemsetup -settimezone #{new_resource.timezone}")
end
end
when "windows"
unless current_windows_tz.casecmp?(new_resource.timezone)
converge_by("setting timezone to \"#{new_resource.timezone}\"") do
shell_out!("tzutil /s \"#{new_resource.timezone}\"")
end
end
end
end
end
action_class do
# detect the current TZ on darwin hosts
#
# @since 14.7
# @return [String] TZ database value
def current_darwin_tz
tz_shellout = shell_out!("systemsetup -gettimezone")
if /You need administrator access/.match?(tz_shellout.stdout)
raise "The timezone resource requires adminstrative priveleges to run on macOS hosts!"
else
/Time Zone: (.*)/.match(tz_shellout.stdout)[1]
end
end
# detect the current timezone on windows hosts
#
# @since 14.7
# @return [String] timezone id
def current_windows_tz
tz_shellout = shell_out("tzutil /g")
raise "There was an error running the tzutil command" if tz_shellout.exitstatus == 1
tz_shellout.stdout.strip
end
end
end
end
end
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