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#
# Author:: Kirill Kouznetsov <agon.smith@gmail.com>
#
# Copyright:: 2018, Kirill Kouznetsov.
# Copyright:: Copyright (c) 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
provides :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>. On Windows systems run `tzutil /l` for a complete list of valid timezones."
introduced "14.6"
examples <<~DOC
**Set the timezone to UTC**
```ruby
timezone 'UTC'
```
**Set the timezone to America/Los_Angeles with a friendly resource name on Linux/macOS**
```ruby
timezone "Set the host's timezone to America/Los_Angeles" do
timezone 'America/Los_Angeles'
end
```
**Set the timezone to PST with a friendly resource name on Windows**
```ruby
timezone "Set the host's timezone to PST" do
timezone 'Pacific Standard time'
end
```
DOC
property :timezone, String,
description: "An optional property to set the timezone value if it differs from the resource block's name.",
name_property: true
# detect the current TZ on darwin hosts
#
# @since 14.7
# @return [String] TZ database value
def current_macos_tz
tz_shellout = shell_out!(["systemsetup", "-gettimezone"])
if /You need administrator access/.match?(tz_shellout.stdout)
raise "The timezone resource requires administrative privileges 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.error?
tz_shellout.stdout.strip
end
# detect the current timezone on systemd hosts
#
# @since 16.5
# @return [String] timezone id
def current_systemd_tz
tz_shellout = shell_out(["/usr/bin/timedatectl", "status"])
raise "There was an error running the timedatectl command" if tz_shellout.error?
# https://rubular.com/r/eV68MX9XXbyG4k
/Time zone: (.*) \(.*/.match(tz_shellout.stdout)[1]
end
# detect the current timezone on non-systemd RHEL-ish hosts
#
# @since 16.5
# @return [String] timezone id
def current_rhel_tz
return nil unless ::File.exist?("/etc/sysconfig/clock")
# https://rubular.com/r/aoj01L3bKBM7wh
/ZONE="(.*)"/.match(::File.read("/etc/sysconfig/clock"))[1]
end
load_current_value do
if systemd? || node["platform_family"] == "amazon"
timezone current_systemd_tz
else
case node["platform_family"]
# Old version of RHEL < 7 and Amazon 201X
when "rhel"#, "amazon"
timezone current_rhel_tz
when "mac_os_x"
timezone current_macos_tz
when "windows"
timezone current_windows_tz
end
end
end
action :set, description: "Set the system timezone." do
# we have to check windows first since the value isn't case sensitive here
if 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
else # linux / macos
converge_if_changed(:timezone) do
# Modern SUSE, Amazon, Fedora, RHEL, Ubuntu & Debian
if systemd?
# make sure we have the tzdata files
package suse? ? "timezone" : "tzdata"
shell_out!(["/usr/bin/timedatectl", "--no-ask-password", "set-timezone", new_resource.timezone])
else
case node["platform_family"]
# Old version of RHEL < 7 and Amazon 201X
when "rhel", "amazon"
# make sure we have the tzdata files
package "tzdata"
file "/etc/sysconfig/clock" do
owner "root"
group "root"
mode "0644"
action :create
content <<~CONTENT
ZONE="#{new_resource.timezone}"
UTC="true"
CONTENT
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
when "mac_os_x"
shell_out!(["sudo", "systemsetup", "-settimezone", new_resource.timezone])
end
end
end
end
end
end
end
end
|
