| Current Path : /opt/puppetlabs/puppet/vendor_modules/scheduled_task/spec/ |
| Current File : //opt/puppetlabs/puppet/vendor_modules/scheduled_task/spec/legacy_taskscheduler.rb |
# DO NOT EDIT, ALTER, OR DELETE THIS FILE
# This file is copied from core puppet and frozen
# It is used in spec tests to ensure compatibility
# between this module and the old built-in type.
# Frozen from: https://github.com/puppetlabs/puppet/blob/5.5.3/lib/puppet/util/windows/taskscheduler.rb
require 'puppet/util/windows'
# The Win32 module serves as a namespace only
module Win32
# The TaskScheduler class encapsulates taskscheduler settings and behavior
class TaskScheduler
include Puppet::Util::Windows::String
require 'ffi'
extend FFI::Library
# The error class raised if any task scheduler specific calls fail.
class Error < Puppet::Util::Windows::Error; end
class << self
attr_accessor :com_initialized
end
# :stopdoc:
TASK_TIME_TRIGGER_ONCE = :TASK_TIME_TRIGGER_ONCE
TASK_TIME_TRIGGER_DAILY = :TASK_TIME_TRIGGER_DAILY
TASK_TIME_TRIGGER_WEEKLY = :TASK_TIME_TRIGGER_WEEKLY
TASK_TIME_TRIGGER_MONTHLYDATE = :TASK_TIME_TRIGGER_MONTHLYDATE
TASK_TIME_TRIGGER_MONTHLYDOW = :TASK_TIME_TRIGGER_MONTHLYDOW
TASK_EVENT_TRIGGER_ON_IDLE = :TASK_EVENT_TRIGGER_ON_IDLE
TASK_EVENT_TRIGGER_AT_SYSTEMSTART = :TASK_EVENT_TRIGGER_AT_SYSTEMSTART
TASK_EVENT_TRIGGER_AT_LOGON = :TASK_EVENT_TRIGGER_AT_LOGON
TASK_SUNDAY = 0x1
TASK_MONDAY = 0x2
TASK_TUESDAY = 0x4
TASK_WEDNESDAY = 0x8
TASK_THURSDAY = 0x10
TASK_FRIDAY = 0x20
TASK_SATURDAY = 0x40
TASK_FIRST_WEEK = 1
TASK_SECOND_WEEK = 2
TASK_THIRD_WEEK = 3
TASK_FOURTH_WEEK = 4
TASK_LAST_WEEK = 5
TASK_JANUARY = 0x1
TASK_FEBRUARY = 0x2
TASK_MARCH = 0x4
TASK_APRIL = 0x8
TASK_MAY = 0x10
TASK_JUNE = 0x20
TASK_JULY = 0x40
TASK_AUGUST = 0x80
TASK_SEPTEMBER = 0x100
TASK_OCTOBER = 0x200
TASK_NOVEMBER = 0x400
TASK_DECEMBER = 0x800
TASK_FLAG_INTERACTIVE = 0x1
TASK_FLAG_DELETE_WHEN_DONE = 0x2
TASK_FLAG_DISABLED = 0x4
TASK_FLAG_START_ONLY_IF_IDLE = 0x10
TASK_FLAG_KILL_ON_IDLE_END = 0x20
TASK_FLAG_DONT_START_IF_ON_BATTERIES = 0x40
TASK_FLAG_KILL_IF_GOING_ON_BATTERIES = 0x80
TASK_FLAG_RUN_ONLY_IF_DOCKED = 0x100
TASK_FLAG_HIDDEN = 0x200
TASK_FLAG_RUN_IF_CONNECTED_TO_INTERNET = 0x400
TASK_FLAG_RESTART_ON_IDLE_RESUME = 0x800
TASK_FLAG_SYSTEM_REQUIRED = 0x1000
TASK_FLAG_RUN_ONLY_IF_LOGGED_ON = 0x2000
TASK_TRIGGER_FLAG_HAS_END_DATE = 0x1
TASK_TRIGGER_FLAG_KILL_AT_DURATION_END = 0x2
TASK_TRIGGER_FLAG_DISABLED = 0x4
TASK_MAX_RUN_TIMES = 1440
TASKS_TO_RETRIEVE = 5
# COM
CLSID_CTask = FFI::WIN32::GUID['148BD520-A2AB-11CE-B11F-00AA00530503']
IID_ITask = FFI::WIN32::GUID['148BD524-A2AB-11CE-B11F-00AA00530503']
IID_IPersistFile = FFI::WIN32::GUID['0000010b-0000-0000-C000-000000000046']
SCHED_S_TASK_READY = 0x00041300
SCHED_S_TASK_RUNNING = 0x00041301
SCHED_S_TASK_HAS_NOT_RUN = 0x00041303
SCHED_S_TASK_NOT_SCHEDULED = 0x00041305
# HRESULT error codes
# https://blogs.msdn.com/b/eldar/archive/2007/04/03/a-lot-of-hresult-codes.aspx
# in Ruby, an 0x8XXXXXXX style HRESULT can be resolved to 2s complement
# by using "0x8XXXXXXX".to_i(16) - - 0x100000000
SCHED_E_ACCOUNT_INFORMATION_NOT_SET = -2147216625 # 0x8004130F
SCHED_E_NO_SECURITY_SERVICES = -2147216622 # 0x80041312
# No mapping between account names and security IDs was done.
ERROR_NONE_MAPPED = -2147023564 # 0x80070534 WIN32 Error CODE 1332 (0x534)
# :startdoc:
# Shorthand constants
IDLE = Puppet::Util::Windows::Process::IDLE_PRIORITY_CLASS
NORMAL = Puppet::Util::Windows::Process::NORMAL_PRIORITY_CLASS
HIGH = Puppet::Util::Windows::Process::HIGH_PRIORITY_CLASS
REALTIME = Puppet::Util::Windows::Process::REALTIME_PRIORITY_CLASS
BELOW_NORMAL = Puppet::Util::Windows::Process::BELOW_NORMAL_PRIORITY_CLASS
ABOVE_NORMAL = Puppet::Util::Windows::Process::ABOVE_NORMAL_PRIORITY_CLASS
ONCE = TASK_TIME_TRIGGER_ONCE
DAILY = TASK_TIME_TRIGGER_DAILY
WEEKLY = TASK_TIME_TRIGGER_WEEKLY
MONTHLYDATE = TASK_TIME_TRIGGER_MONTHLYDATE
MONTHLYDOW = TASK_TIME_TRIGGER_MONTHLYDOW
ON_IDLE = TASK_EVENT_TRIGGER_ON_IDLE
AT_SYSTEMSTART = TASK_EVENT_TRIGGER_AT_SYSTEMSTART
AT_LOGON = TASK_EVENT_TRIGGER_AT_LOGON
FIRST_WEEK = TASK_FIRST_WEEK
SECOND_WEEK = TASK_SECOND_WEEK
THIRD_WEEK = TASK_THIRD_WEEK
FOURTH_WEEK = TASK_FOURTH_WEEK
LAST_WEEK = TASK_LAST_WEEK
SUNDAY = TASK_SUNDAY
MONDAY = TASK_MONDAY
TUESDAY = TASK_TUESDAY
WEDNESDAY = TASK_WEDNESDAY
THURSDAY = TASK_THURSDAY
FRIDAY = TASK_FRIDAY
SATURDAY = TASK_SATURDAY
JANUARY = TASK_JANUARY
FEBRUARY = TASK_FEBRUARY
MARCH = TASK_MARCH
APRIL = TASK_APRIL
MAY = TASK_MAY
JUNE = TASK_JUNE
JULY = TASK_JULY
AUGUST = TASK_AUGUST
SEPTEMBER = TASK_SEPTEMBER
OCTOBER = TASK_OCTOBER
NOVEMBER = TASK_NOVEMBER
DECEMBER = TASK_DECEMBER
INTERACTIVE = TASK_FLAG_INTERACTIVE
DELETE_WHEN_DONE = TASK_FLAG_DELETE_WHEN_DONE
DISABLED = TASK_FLAG_DISABLED
START_ONLY_IF_IDLE = TASK_FLAG_START_ONLY_IF_IDLE
KILL_ON_IDLE_END = TASK_FLAG_KILL_ON_IDLE_END
DONT_START_IF_ON_BATTERIES = TASK_FLAG_DONT_START_IF_ON_BATTERIES
KILL_IF_GOING_ON_BATTERIES = TASK_FLAG_KILL_IF_GOING_ON_BATTERIES
RUN_ONLY_IF_DOCKED = TASK_FLAG_RUN_ONLY_IF_DOCKED
HIDDEN = TASK_FLAG_HIDDEN
RUN_IF_CONNECTED_TO_INTERNET = TASK_FLAG_RUN_IF_CONNECTED_TO_INTERNET
RESTART_ON_IDLE_RESUME = TASK_FLAG_RESTART_ON_IDLE_RESUME
SYSTEM_REQUIRED = TASK_FLAG_SYSTEM_REQUIRED
RUN_ONLY_IF_LOGGED_ON = TASK_FLAG_RUN_ONLY_IF_LOGGED_ON
FLAG_HAS_END_DATE = TASK_TRIGGER_FLAG_HAS_END_DATE
FLAG_KILL_AT_DURATION_END = TASK_TRIGGER_FLAG_KILL_AT_DURATION_END
FLAG_DISABLED = TASK_TRIGGER_FLAG_DISABLED
MAX_RUN_TIMES = TASK_MAX_RUN_TIMES
# unfortunately MSTask.h does not specify the limits for any settings
# so these were determined with some experimentation
# if values too large are written, its suspected there may be internal
# limits may be exceeded, corrupting the job
# used for max application name and path values
MAX_PATH = 260
# UNLEN from lmcons.h is 256
# https://technet.microsoft.com/it-it/library/bb726984(en-us).aspx specifies 104
MAX_ACCOUNT_LENGTH = 256
# command line max length is limited to 8191, choose something high but still enough that we don't blow out CLI
MAX_PARAMETERS_LENGTH = 4096
# in testing, this value could be set to a length of 99999, but saving / loading the task failed
MAX_COMMENT_LENGTH = 8192
# Returns a new TaskScheduler object. If a work_item (and possibly the
# the trigger) are passed as arguments then a new work item is created and
# associated with that trigger, although you can still activate other tasks
# with the same handle.
#
# This is really just a bit of convenience. Passing arguments to the
# constructor is the same as calling TaskScheduler.new plus
# TaskScheduler#new_work_item.
#
def initialize(work_item=nil, trigger=nil)
@pITS = nil
@pITask = nil
if ! self.class.com_initialized
Puppet::Util::Windows::COM.InitializeCom()
self.class.com_initialized = true
end
@pITS = COM::TaskScheduler.new
at_exit do
begin
@pITS.Release if @pITS && !@pITS.null?
@pITS = nil
rescue
end
end
if work_item
if trigger
raise TypeError unless trigger.is_a?(Hash)
new_work_item(work_item, trigger)
end
end
end
# Returns an array of scheduled task names.
#
def enum
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
array = []
@pITS.UseInstance(COM::EnumWorkItems, :Enum) do |pIEnum|
FFI::MemoryPointer.new(:pointer) do |names_array_ptr_ptr|
FFI::MemoryPointer.new(:win32_ulong) do |fetched_count_ptr|
# awkward usage, if number requested is available, returns S_OK (0), or if less were returned returns S_FALSE (1)
while (pIEnum.Next(TASKS_TO_RETRIEVE, names_array_ptr_ptr, fetched_count_ptr) >= Puppet::Util::Windows::COM::S_OK)
count = fetched_count_ptr.read_win32_ulong
break if count == 0
names_array_ptr_ptr.read_com_memory_pointer do |names_array_ptr|
# iterate over the array of pointers
name_ptr_ptr = FFI::Pointer.new(:pointer, names_array_ptr)
for i in 0 ... count
name_ptr_ptr[i].read_com_memory_pointer do |name_ptr|
array << name_ptr.read_arbitrary_wide_string_up_to(MAX_PATH)
end
end
end
end
end
end
end
array
end
alias :tasks :enum
# Activate the specified task.
#
def activate(task)
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise TypeError unless task.is_a?(String)
FFI::MemoryPointer.new(:pointer) do |ptr|
@pITS.Activate(wide_string(task), IID_ITask, ptr)
reset_current_task
@pITask = COM::Task.new(ptr.read_pointer)
end
@pITask
end
# Delete the specified task name.
#
def delete(task)
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise TypeError unless task.is_a?(String)
@pITS.Delete(wide_string(task))
true
end
# Execute the current task.
#
def run
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
@pITask.Run
end
# Saves the current task. Tasks must be saved before they can be activated.
# The .job file itself is typically stored in the C:\WINDOWS\Tasks folder.
#
# If +file+ (an absolute path) is specified then the job is saved to that
# file instead. A '.job' extension is recommended but not enforced.
#
def save(file = nil)
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
raise Error.new(_('Account information must be set on the current task to save it properly.')) if !@account_information_set
reset = true
begin
@pITask.QueryInstance(COM::PersistFile) do |pIPersistFile|
wide_file = wide_string(file)
pIPersistFile.Save(wide_file, 1)
pIPersistFile.SaveCompleted(wide_file)
end
rescue
reset = false
ensure
reset_current_task if reset
end
end
# Terminate the current task.
#
def terminate
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
@pITask.Terminate
end
# Set the host on which the various TaskScheduler methods will execute.
#
def machine=(host)
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise TypeError unless host.is_a?(String)
@pITS.SetTargetComputer(wide_string(host))
host
end
alias :host= :machine=
# Sets the +user+ and +password+ for the given task. If the user and
# password are set properly then true is returned.
#
# In some cases the job may be created, but the account information was
# bad. In this case the task is created but a warning is generated and
# false is returned.
#
# Note that if intending to use SYSTEM, specify an empty user and nil password
#
# Calling task.set_account_information('SYSTEM', nil) will generally not
# work, except for one special case where flags are also set like:
# task.flags = Win32::TaskScheduler::TASK_FLAG_RUN_ONLY_IF_LOGGED_ON
#
# This must be done prior to the 1st save() call for the task to be
# properly registered and visible through the MMC snap-in / schtasks.exe
#
def set_account_information(user, password)
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
bool = false
begin
if (user.nil? || user=="") && (password.nil? || password=="")
@pITask.SetAccountInformation(wide_string(""), FFI::Pointer::NULL)
else
if user.length > MAX_ACCOUNT_LENGTH
raise Error.new(_("User has exceeded maximum allowed length %{max}") % { max: MAX_ACCOUNT_LENGTH })
end
user = wide_string(user)
password = wide_string(password)
@pITask.SetAccountInformation(user, password)
end
@account_information_set = true
bool = true
rescue Puppet::Util::Windows::Error => e
raise e unless e.code == SCHED_E_ACCOUNT_INFORMATION_NOT_SET
warn _('job created, but password was invalid')
end
bool
end
# Returns the user associated with the task or nil if no user has yet
# been associated with the task.
#
def account_information
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
# default under certain failures
user = nil
begin
FFI::MemoryPointer.new(:pointer) do |ptr|
@pITask.GetAccountInformation(ptr)
ptr.read_com_memory_pointer do |str_ptr|
user = str_ptr.read_arbitrary_wide_string_up_to(MAX_ACCOUNT_LENGTH) if ! str_ptr.null?
end
end
rescue Puppet::Util::Windows::Error => e
raise e unless e.code == SCHED_E_ACCOUNT_INFORMATION_NOT_SET ||
e.code == SCHED_E_NO_SECURITY_SERVICES ||
e.code == ERROR_NONE_MAPPED
end
user
end
# Returns the name of the application associated with the task.
#
def application_name
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
app = nil
FFI::MemoryPointer.new(:pointer) do |ptr|
@pITask.GetApplicationName(ptr)
ptr.read_com_memory_pointer do |str_ptr|
app = str_ptr.read_arbitrary_wide_string_up_to(MAX_PATH) if ! str_ptr.null?
end
end
app
end
# Sets the application name associated with the task.
#
def application_name=(app)
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
raise TypeError unless app.is_a?(String)
# the application name is written to a .job file on disk, so is subject to path limitations
if app.length > MAX_PATH
raise Error.new(_("Application name has exceeded maximum allowed length %{max}") % { max: MAX_PATH })
end
@pITask.SetApplicationName(wide_string(app))
app
end
# Returns the command line parameters for the task.
#
def parameters
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
param = nil
FFI::MemoryPointer.new(:pointer) do |ptr|
@pITask.GetParameters(ptr)
ptr.read_com_memory_pointer do |str_ptr|
param = str_ptr.read_arbitrary_wide_string_up_to(MAX_PARAMETERS_LENGTH) if ! str_ptr.null?
end
end
param
end
# Sets the parameters for the task. These parameters are passed as command
# line arguments to the application the task will run. To clear the command
# line parameters set it to an empty string.
#
def parameters=(param)
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
raise TypeError unless param.is_a?(String)
if param.length > MAX_PARAMETERS_LENGTH
raise Error.new(_("Parameters has exceeded maximum allowed length %{max}") % { max: MAX_PARAMETERS_LENGTH })
end
@pITask.SetParameters(wide_string(param))
param
end
# Returns the working directory for the task.
#
def working_directory
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
dir = nil
FFI::MemoryPointer.new(:pointer) do |ptr|
@pITask.GetWorkingDirectory(ptr)
ptr.read_com_memory_pointer do |str_ptr|
dir = str_ptr.read_arbitrary_wide_string_up_to(MAX_PATH) if ! str_ptr.null?
end
end
dir
end
# Sets the working directory for the task.
#
def working_directory=(dir)
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
raise TypeError unless dir.is_a?(String)
if dir.length > MAX_PATH
raise Error.new(_("Working directory has exceeded maximum allowed length %{max}") % { max: MAX_PATH })
end
@pITask.SetWorkingDirectory(wide_string(dir))
dir
end
# Returns the task's priority level. Possible values are 'idle',
# 'normal', 'high', 'realtime', 'below_normal', 'above_normal',
# and 'unknown'.
#
def priority
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
priority_name = ''
FFI::MemoryPointer.new(:dword, 1) do |ptr|
@pITask.GetPriority(ptr)
pri = ptr.read_dword
if (pri & IDLE) != 0
priority_name = 'idle'
elsif (pri & NORMAL) != 0
priority_name = 'normal'
elsif (pri & HIGH) != 0
priority_name = 'high'
elsif (pri & REALTIME) != 0
priority_name = 'realtime'
elsif (pri & BELOW_NORMAL) != 0
priority_name = 'below_normal'
elsif (pri & ABOVE_NORMAL) != 0
priority_name = 'above_normal'
else
priority_name = 'unknown'
end
end
priority_name
end
# Sets the priority of the task. The +priority+ should be a numeric
# priority constant value.
#
def priority=(priority)
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
raise TypeError unless priority.is_a?(Numeric)
@pITask.SetPriority(priority)
priority
end
# Creates a new work item (scheduled job) with the given +trigger+. The
# trigger variable is a hash of options that define when the scheduled
# job should run.
#
def new_work_item(task, trigger)
raise TypeError unless trigger.is_a?(Hash)
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
# I'm working around github issue #1 here.
enum.each{ |name|
if name.downcase == task.downcase + '.job'
raise Error.new(_("task '%{task}' already exists") % { task: task })
end
}
FFI::MemoryPointer.new(:pointer) do |ptr|
@pITS.NewWorkItem(wide_string(task), CLSID_CTask, IID_ITask, ptr)
reset_current_task
@pITask = COM::Task.new(ptr.read_pointer)
FFI::MemoryPointer.new(:word, 1) do |trigger_index_ptr|
# Without the 'enum.include?' check above the code segfaults here if the
# task already exists. This should probably be handled properly instead
# of simply avoiding the issue.
@pITask.UseInstance(COM::TaskTrigger, :CreateTrigger, trigger_index_ptr) do |pITaskTrigger|
populate_trigger(pITaskTrigger, trigger)
end
end
end
# preload task with the SYSTEM account
# empty string '' means 'SYSTEM' per MSDN, so default it
# given an account is necessary for creation of a task
# note that a user may set SYSTEM explicitly, but that has problems
# https://msdn.microsoft.com/en-us/library/windows/desktop/aa381276(v=vs.85).aspx
set_account_information('', nil)
@pITask
end
alias :new_task :new_work_item
# Returns the number of triggers associated with the active task.
#
def trigger_count
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
count = 0
FFI::MemoryPointer.new(:word, 1) do |ptr|
@pITask.GetTriggerCount(ptr)
count = ptr.read_word
end
count
end
# Deletes the trigger at the specified index.
#
def delete_trigger(index)
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
@pITask.DeleteTrigger(index)
index
end
# Returns a hash that describes the trigger at the given index for the
# current task.
#
def trigger(index)
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
trigger = {}
@pITask.UseInstance(COM::TaskTrigger, :GetTrigger, index) do |pITaskTrigger|
FFI::MemoryPointer.new(COM::TASK_TRIGGER.size) do |task_trigger_ptr|
pITaskTrigger.GetTrigger(task_trigger_ptr)
trigger = populate_hash_from_trigger(COM::TASK_TRIGGER.new(task_trigger_ptr))
end
end
trigger
end
# Sets the trigger for the currently active task.
#
def trigger=(trigger)
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
raise TypeError unless trigger.is_a?(Hash)
FFI::MemoryPointer.new(:word, 1) do |trigger_index_ptr|
# Without the 'enum.include?' check above the code segfaults here if the
# task already exists. This should probably be handled properly instead
# of simply avoiding the issue.
@pITask.UseInstance(COM::TaskTrigger, :CreateTrigger, trigger_index_ptr) do |pITaskTrigger|
populate_trigger(pITaskTrigger, trigger)
end
end
trigger
end
# Adds a trigger at the specified index.
#
def add_trigger(index, trigger)
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
raise TypeError unless trigger.is_a?(Hash)
@pITask.UseInstance(COM::TaskTrigger, :GetTrigger, index) do |pITaskTrigger|
populate_trigger(pITaskTrigger, trigger)
end
end
# Returns the flags (integer) that modify the behavior of the work item. You
# must OR the return value to determine the flags yourself.
#
def flags
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
flags = 0
FFI::MemoryPointer.new(:dword, 1) do |ptr|
@pITask.GetFlags(ptr)
flags = ptr.read_dword
end
flags
end
# Sets an OR'd value of flags that modify the behavior of the work item.
#
def flags=(flags)
raise Error.new(_('No current task scheduler. ITaskScheduler is NULL.')) if @pITS.nil?
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
@pITask.SetFlags(flags)
flags
end
# Returns the status of the currently active task. Possible values are
# 'ready', 'running', 'not scheduled' or 'unknown'.
#
def status
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
st = nil
FFI::MemoryPointer.new(:hresult, 1) do |ptr|
@pITask.GetStatus(ptr)
st = ptr.read_hresult
end
case st
when SCHED_S_TASK_READY
status = 'ready'
when SCHED_S_TASK_RUNNING
status = 'running'
when SCHED_S_TASK_NOT_SCHEDULED
status = 'not scheduled'
else
status = 'unknown'
end
status
end
# Returns the exit code from the last scheduled run.
#
def exit_code
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
status = 0
begin
FFI::MemoryPointer.new(:dword, 1) do |ptr|
@pITask.GetExitCode(ptr)
status = ptr.read_dword
end
rescue Puppet::Util::Windows::Error => e
raise e unless e.code == SCHED_S_TASK_HAS_NOT_RUN
end
status
end
# Returns the comment associated with the task, if any.
#
def comment
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
comment = nil
FFI::MemoryPointer.new(:pointer) do |ptr|
@pITask.GetComment(ptr)
ptr.read_com_memory_pointer do |str_ptr|
comment = str_ptr.read_arbitrary_wide_string_up_to(MAX_COMMENT_LENGTH) if ! str_ptr.null?
end
end
comment
end
# Sets the comment for the task.
#
def comment=(comment)
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
raise TypeError unless comment.is_a?(String)
if comment.length > MAX_COMMENT_LENGTH
raise Error.new(_("Comment has exceeded maximum allowed length %{max}") % { max: MAX_COMMENT_LENGTH })
end
@pITask.SetComment(wide_string(comment))
comment
end
# Returns the name of the user who created the task.
#
def creator
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
creator = nil
FFI::MemoryPointer.new(:pointer) do |ptr|
@pITask.GetCreator(ptr)
ptr.read_com_memory_pointer do |str_ptr|
creator = str_ptr.read_arbitrary_wide_string_up_to(MAX_ACCOUNT_LENGTH) if ! str_ptr.null?
end
end
creator
end
# Sets the creator for the task.
#
def creator=(creator)
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
raise TypeError unless creator.is_a?(String)
if creator.length > MAX_ACCOUNT_LENGTH
raise Error.new(_("Creator has exceeded maximum allowed length %{max}") % { max: MAX_ACCOUNT_LENGTH })
end
@pITask.SetCreator(wide_string(creator))
creator
end
# Returns a Time object that indicates the next time the task will run.
#
def next_run_time
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
time = nil
FFI::MemoryPointer.new(WIN32::SYSTEMTIME.size) do |ptr|
@pITask.GetNextRunTime(ptr)
time = WIN32::SYSTEMTIME.new(ptr).to_local_time
end
time
end
# Returns a Time object indicating the most recent time the task ran or
# nil if the task has never run.
#
def most_recent_run_time
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
time = nil
begin
FFI::MemoryPointer.new(WIN32::SYSTEMTIME.size) do |ptr|
@pITask.GetMostRecentRunTime(ptr)
time = WIN32::SYSTEMTIME.new(ptr).to_local_time
end
rescue Puppet::Util::Windows::Error => e
raise e unless e.code == SCHED_S_TASK_HAS_NOT_RUN
end
time
end
# Returns the maximum length of time, in milliseconds, that the task
# will run before terminating.
#
def max_run_time
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
max_run_time = nil
FFI::MemoryPointer.new(:dword, 1) do |ptr|
@pITask.GetMaxRunTime(ptr)
max_run_time = ptr.read_dword
end
max_run_time
end
# Sets the maximum length of time, in milliseconds, that the task can run
# before terminating. Returns the value you specified if successful.
#
def max_run_time=(max_run_time)
raise Error.new(_('No currently active task. ITask is NULL.')) if @pITask.nil?
raise TypeError unless max_run_time.is_a?(Numeric)
@pITask.SetMaxRunTime(max_run_time)
max_run_time
end
# Returns whether or not the scheduled task exists.
def exists?(job_name)
# task name comparison is case insensitive
tasks.any? { |name| name.casecmp(job_name + '.job') == 0 }
end
private
# :stopdoc:
# Used for the new_work_item method
ValidTriggerKeys = [
'end_day',
'end_month',
'end_year',
'flags',
'minutes_duration',
'minutes_interval',
'random_minutes_interval',
'start_day',
'start_hour',
'start_minute',
'start_month',
'start_year',
'trigger_type',
'type'
]
ValidTypeKeys = [
'days_interval',
'weeks_interval',
'days_of_week',
'months',
'days',
'weeks'
]
# Private method that validates keys, and converts all keys to lowercase
# strings.
#
def transform_and_validate(hash)
new_hash = {}
hash.each{ |key, value|
key = key.to_s.downcase
if key == 'type'
new_type_hash = {}
raise ArgumentError unless value.is_a?(Hash)
value.each{ |subkey, subvalue|
subkey = subkey.to_s.downcase
if ValidTypeKeys.include?(subkey)
new_type_hash[subkey] = subvalue
else
raise ArgumentError, _("Invalid type key '%{key}'") % { key: subkey }
end
}
new_hash[key] = new_type_hash
else
if ValidTriggerKeys.include?(key)
new_hash[key] = value
else
raise ArgumentError, _("Invalid key '%{key}'") % { key: key }
end
end
}
new_hash
end
def reset_current_task
# Ensure that COM reference is decremented properly
@pITask.Release if @pITask && ! @pITask.null?
@pITask = nil
@account_information_set = false
end
def populate_trigger(task_trigger, trigger)
raise TypeError unless task_trigger.is_a?(COM::TaskTrigger)
trigger = transform_and_validate(trigger)
FFI::MemoryPointer.new(COM::TASK_TRIGGER.size) do |trigger_ptr|
FFI::MemoryPointer.new(COM::TRIGGER_TYPE_UNION.size) do |trigger_type_union_ptr|
trigger_type_union = COM::TRIGGER_TYPE_UNION.new(trigger_type_union_ptr)
tmp = trigger['type'].is_a?(Hash) ? trigger['type'] : nil
case trigger['trigger_type']
when :TASK_TIME_TRIGGER_DAILY
if tmp && tmp['days_interval']
trigger_type_union[:Daily][:DaysInterval] = tmp['days_interval']
end
when :TASK_TIME_TRIGGER_WEEKLY
if tmp && tmp['weeks_interval'] && tmp['days_of_week']
trigger_type_union[:Weekly][:WeeksInterval] = tmp['weeks_interval']
trigger_type_union[:Weekly][:rgfDaysOfTheWeek] = tmp['days_of_week']
end
when :TASK_TIME_TRIGGER_MONTHLYDATE
if tmp && tmp['months'] && tmp['days']
trigger_type_union[:MonthlyDate][:rgfDays] = tmp['days']
trigger_type_union[:MonthlyDate][:rgfMonths] = tmp['months']
end
when :TASK_TIME_TRIGGER_MONTHLYDOW
if tmp && tmp['weeks'] && tmp['days_of_week'] && tmp['months']
trigger_type_union[:MonthlyDOW][:wWhichWeek] = tmp['weeks']
trigger_type_union[:MonthlyDOW][:rgfDaysOfTheWeek] = tmp['days_of_week']
trigger_type_union[:MonthlyDOW][:rgfMonths] = tmp['months']
end
when :TASK_TIME_TRIGGER_ONCE
# Do nothing. The Type member of the TASK_TRIGGER struct is ignored.
else
raise Error.new(_("Unknown trigger type %{type}") % { type: trigger['trigger_type'] })
end
trigger_struct = COM::TASK_TRIGGER.new(trigger_ptr)
trigger_struct[:cbTriggerSize] = COM::TASK_TRIGGER.size
now = Time.now
trigger_struct[:wBeginYear] = trigger['start_year'] || now.year
trigger_struct[:wBeginMonth] = trigger['start_month'] || now.month
trigger_struct[:wBeginDay] = trigger['start_day'] || now.day
trigger_struct[:wEndYear] = trigger['end_year'] || 0
trigger_struct[:wEndMonth] = trigger['end_month'] || 0
trigger_struct[:wEndDay] = trigger['end_day'] || 0
trigger_struct[:wStartHour] = trigger['start_hour'] || 0
trigger_struct[:wStartMinute] = trigger['start_minute'] || 0
trigger_struct[:MinutesDuration] = trigger['minutes_duration'] || 0
trigger_struct[:MinutesInterval] = trigger['minutes_interval'] || 0
trigger_struct[:rgFlags] = trigger['flags'] || 0
trigger_struct[:TriggerType] = trigger['trigger_type'] || :TASK_TIME_TRIGGER_ONCE
trigger_struct[:Type] = trigger_type_union
trigger_struct[:wRandomMinutesInterval] = trigger['random_minutes_interval'] || 0
task_trigger.SetTrigger(trigger_struct)
end
end
end
def populate_hash_from_trigger(task_trigger)
raise TypeError unless task_trigger.is_a?(COM::TASK_TRIGGER)
trigger = {
'start_year' => task_trigger[:wBeginYear],
'start_month' => task_trigger[:wBeginMonth],
'start_day' => task_trigger[:wBeginDay],
'end_year' => task_trigger[:wEndYear],
'end_month' => task_trigger[:wEndMonth],
'end_day' => task_trigger[:wEndDay],
'start_hour' => task_trigger[:wStartHour],
'start_minute' => task_trigger[:wStartMinute],
'minutes_duration' => task_trigger[:MinutesDuration],
'minutes_interval' => task_trigger[:MinutesInterval],
'flags' => task_trigger[:rgFlags],
'trigger_type' => task_trigger[:TriggerType],
'random_minutes_interval' => task_trigger[:wRandomMinutesInterval]
}
case task_trigger[:TriggerType]
when :TASK_TIME_TRIGGER_DAILY
trigger['type'] = { 'days_interval' => task_trigger[:Type][:Daily][:DaysInterval] }
when :TASK_TIME_TRIGGER_WEEKLY
trigger['type'] = {
'weeks_interval' => task_trigger[:Type][:Weekly][:WeeksInterval],
'days_of_week' => task_trigger[:Type][:Weekly][:rgfDaysOfTheWeek]
}
when :TASK_TIME_TRIGGER_MONTHLYDATE
trigger['type'] = {
'days' => task_trigger[:Type][:MonthlyDate][:rgfDays],
'months' => task_trigger[:Type][:MonthlyDate][:rgfMonths]
}
when :TASK_TIME_TRIGGER_MONTHLYDOW
trigger['type'] = {
'weeks' => task_trigger[:Type][:MonthlyDOW][:wWhichWeek],
'days_of_week' => task_trigger[:Type][:MonthlyDOW][:rgfDaysOfTheWeek],
'months' => task_trigger[:Type][:MonthlyDOW][:rgfMonths]
}
when :TASK_TIME_TRIGGER_ONCE
trigger['type'] = { 'once' => nil }
else
raise Error.new(_("Unknown trigger type %{type}") % { type: task_trigger[:TriggerType] })
end
trigger
end
module COM
extend FFI::Library
com = Puppet::Util::Windows::COM
# https://msdn.microsoft.com/en-us/library/windows/desktop/aa381811(v=vs.85).aspx
ITaskScheduler = com::Interface[com::IUnknown,
FFI::WIN32::GUID['148BD527-A2AB-11CE-B11F-00AA00530503'],
SetTargetComputer: [[:lpcwstr], :hresult],
# LPWSTR *
GetTargetComputer: [[:pointer], :hresult],
# IEnumWorkItems **
Enum: [[:pointer], :hresult],
# LPCWSTR, REFIID, IUnknown **
Activate: [[:lpcwstr, :pointer, :pointer], :hresult],
Delete: [[:lpcwstr], :hresult],
# LPCWSTR, REFCLSID, REFIID, IUnknown **
NewWorkItem: [[:lpcwstr, :pointer, :pointer, :pointer], :hresult],
# LPCWSTR, IScheduledWorkItem *
AddWorkItem: [[:lpcwstr, :pointer], :hresult],
# LPCWSTR, REFIID
IsOfType: [[:lpcwstr, :pointer], :hresult]
]
TaskScheduler = com::Factory[ITaskScheduler,
FFI::WIN32::GUID['148BD52A-A2AB-11CE-B11F-00AA00530503']]
# https://msdn.microsoft.com/en-us/library/windows/desktop/aa380706(v=vs.85).aspx
IEnumWorkItems = com::Interface[com::IUnknown,
FFI::WIN32::GUID['148BD528-A2AB-11CE-B11F-00AA00530503'],
# ULONG, LPWSTR **, ULONG *
Next: [[:win32_ulong, :pointer, :pointer], :hresult],
Skip: [[:win32_ulong], :hresult],
Reset: [[], :hresult],
# IEnumWorkItems ** ppEnumWorkItems
Clone: [[:pointer], :hresult]
]
EnumWorkItems = com::Instance[IEnumWorkItems]
# https://msdn.microsoft.com/en-us/library/windows/desktop/aa381216(v=vs.85).aspx
IScheduledWorkItem = com::Interface[com::IUnknown,
FFI::WIN32::GUID['a6b952f0-a4b1-11d0-997d-00aa006887ec'],
# WORD *, ITaskTrigger **
CreateTrigger: [[:pointer, :pointer], :hresult],
DeleteTrigger: [[:word], :hresult],
# WORD *
GetTriggerCount: [[:pointer], :hresult],
# WORD, ITaskTrigger **
GetTrigger: [[:word, :pointer], :hresult],
# WORD, LPWSTR *
GetTriggerString: [[:word, :pointer], :hresult],
# LPSYSTEMTIME, LPSYSTEMTIME, WORD *, LPSYSTEMTIME *
GetRunTimes: [[:pointer, :pointer, :pointer, :pointer], :hresult],
# SYSTEMTIME *
GetNextRunTime: [[:pointer], :hresult],
SetIdleWait: [[:word, :word], :hresult],
# WORD *, WORD *
GetIdleWait: [[:pointer, :pointer], :hresult],
Run: [[], :hresult],
Terminate: [[], :hresult],
EditWorkItem: [[:hwnd, :dword], :hresult],
# SYSTEMTIME *
GetMostRecentRunTime: [[:pointer], :hresult],
# HRESULT *
GetStatus: [[:pointer], :hresult],
GetExitCode: [[:pdword], :hresult],
SetComment: [[:lpcwstr], :hresult],
# LPWSTR *
GetComment: [[:pointer], :hresult],
SetCreator: [[:lpcwstr], :hresult],
# LPWSTR *
GetCreator: [[:pointer], :hresult],
# WORD, BYTE[]
SetWorkItemData: [[:word, :buffer_in], :hresult],
# WORD *, BYTE **
GetWorkItemData: [[:pointer, :pointer], :hresult],
SetErrorRetryCount: [[:word], :hresult],
# WORD *
GetErrorRetryCount: [[:pointer], :hresult],
SetErrorRetryInterval: [[:word], :hresult],
# WORD *
GetErrorRetryInterval: [[:pointer], :hresult],
SetFlags: [[:dword], :hresult],
# WORD *
GetFlags: [[:pointer], :hresult],
SetAccountInformation: [[:lpcwstr, :lpcwstr], :hresult],
# LPWSTR *
GetAccountInformation: [[:pointer], :hresult]
]
# https://msdn.microsoft.com/en-us/library/windows/desktop/aa381311(v=vs.85).aspx
ITask = com::Interface[IScheduledWorkItem,
FFI::WIN32::GUID['148BD524-A2AB-11CE-B11F-00AA00530503'],
SetApplicationName: [[:lpcwstr], :hresult],
# LPWSTR *
GetApplicationName: [[:pointer], :hresult],
SetParameters: [[:lpcwstr], :hresult],
# LPWSTR *
GetParameters: [[:pointer], :hresult],
SetWorkingDirectory: [[:lpcwstr], :hresult],
# LPWSTR *
GetWorkingDirectory: [[:pointer], :hresult],
SetPriority: [[:dword], :hresult],
# DWORD *
GetPriority: [[:pointer], :hresult],
SetTaskFlags: [[:dword], :hresult],
# DWORD *
GetTaskFlags: [[:pointer], :hresult],
SetMaxRunTime: [[:dword], :hresult],
# DWORD *
GetMaxRunTime: [[:pointer], :hresult]
]
Task = com::Instance[ITask]
# https://msdn.microsoft.com/en-us/library/windows/desktop/ms688695(v=vs.85).aspx
IPersist = com::Interface[com::IUnknown,
FFI::WIN32::GUID['0000010c-0000-0000-c000-000000000046'],
# CLSID *
GetClassID: [[:pointer], :hresult]
]
# https://msdn.microsoft.com/en-us/library/windows/desktop/ms687223(v=vs.85).aspx
IPersistFile = com::Interface[IPersist,
FFI::WIN32::GUID['0000010b-0000-0000-C000-000000000046'],
IsDirty: [[], :hresult],
Load: [[:lpcolestr, :dword], :hresult],
Save: [[:lpcolestr, :win32_bool], :hresult],
SaveCompleted: [[:lpcolestr], :hresult],
# LPOLESTR *
GetCurFile: [[:pointer], :hresult]
]
PersistFile = com::Instance[IPersistFile]
# https://msdn.microsoft.com/en-us/library/windows/desktop/aa381864(v=vs.85).aspx
ITaskTrigger = com::Interface[com::IUnknown,
FFI::WIN32::GUID['148BD52B-A2AB-11CE-B11F-00AA00530503'],
SetTrigger: [[:pointer], :hresult],
GetTrigger: [[:pointer], :hresult],
GetTriggerString: [[:pointer], :hresult]
]
TaskTrigger = com::Instance[ITaskTrigger]
# https://msdn.microsoft.com/en-us/library/windows/desktop/aa383620(v=vs.85).aspx
# The TASK_TRIGGER_TYPE field of the TASK_TRIGGER structure determines
# which member of the TRIGGER_TYPE_UNION field to use.
TASK_TRIGGER_TYPE = enum(
:TASK_TIME_TRIGGER_ONCE, 0, # Ignore the Type field
:TASK_TIME_TRIGGER_DAILY, 1,
:TASK_TIME_TRIGGER_WEEKLY, 2,
:TASK_TIME_TRIGGER_MONTHLYDATE, 3,
:TASK_TIME_TRIGGER_MONTHLYDOW, 4,
:TASK_EVENT_TRIGGER_ON_IDLE, 5, # Ignore the Type field
:TASK_EVENT_TRIGGER_AT_SYSTEMSTART, 6, # Ignore the Type field
:TASK_EVENT_TRIGGER_AT_LOGON, 7 # Ignore the Type field
)
# https://msdn.microsoft.com/en-us/library/windows/desktop/aa446857(v=vs.85).aspx
class DAILY < FFI::Struct
layout :DaysInterval, :word
end
# https://msdn.microsoft.com/en-us/library/windows/desktop/aa384014(v=vs.85).aspx
class WEEKLY < FFI::Struct
layout :WeeksInterval, :word,
:rgfDaysOfTheWeek, :word
end
# https://msdn.microsoft.com/en-us/library/windows/desktop/aa381918(v=vs.85).aspx
class MONTHLYDATE < FFI::Struct
layout :rgfDays, :dword,
:rgfMonths, :word
end
# https://msdn.microsoft.com/en-us/library/windows/desktop/aa381918(v=vs.85).aspx
class MONTHLYDOW < FFI::Struct
layout :wWhichWeek, :word,
:rgfDaysOfTheWeek, :word,
:rgfMonths, :word
end
# https://msdn.microsoft.com/en-us/library/windows/desktop/aa384002(v=vs.85).aspx
class TRIGGER_TYPE_UNION < FFI::Union
layout :Daily, DAILY,
:Weekly, WEEKLY,
:MonthlyDate, MONTHLYDATE,
:MonthlyDOW, MONTHLYDOW
end
# https://msdn.microsoft.com/en-us/library/windows/desktop/aa383618(v=vs.85).aspx
class TASK_TRIGGER < FFI::Struct
layout :cbTriggerSize, :word, # Structure size.
:Reserved1, :word, # Reserved. Must be zero.
:wBeginYear, :word, # Trigger beginning date year.
:wBeginMonth, :word, # Trigger beginning date month.
:wBeginDay, :word, # Trigger beginning date day.
:wEndYear, :word, # Optional trigger ending date year.
:wEndMonth, :word, # Optional trigger ending date month.
:wEndDay, :word, # Optional trigger ending date day.
:wStartHour, :word, # Run bracket start time hour.
:wStartMinute, :word, # Run bracket start time minute.
:MinutesDuration, :dword, # Duration of run bracket.
:MinutesInterval, :dword, # Run bracket repetition interval.
:rgFlags, :dword, # Trigger flags.
:TriggerType, TASK_TRIGGER_TYPE, # Trigger type.
:Type, TRIGGER_TYPE_UNION, # Trigger data.
:Reserved2, :word, # Reserved. Must be zero.
:wRandomMinutesInterval, :word # Maximum number of random minutes after start time
end
end
end
end
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