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Mode.rb
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Mode.rb
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# ***************************************************************************
#
# Copyright (c) 2002 - 2012 Novell, Inc.
# All Rights Reserved.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of version 2 of the GNU General Public License as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, contact Novell, Inc.
#
# To contact Novell about this file by physical or electronic mail,
# you may find current contact information at www.novell.com
#
# ***************************************************************************
# File: modules/Mode.ycp
# Module: yast2
# Summary: Installation mode
# Authors: Klaus Kaempf <kkaempf@suse.de>
# Flags: Stable
#
# $Id$
#
# Provide installation mode information.
# Mostly values from /etc/install.inf
# See linuxrc documentation for detailed docs about this.
require "yast"
module Yast
# There are three modes combined here:
#
# 1. Installation
# 2. UI
# 3. Test
#
# See the boolean methods linked in the below tables for the *meaning*
# of the modes.
#
# A related concept is the installation {StageClass Stage}.
#
# # *Installation* mode
#
# It is the most complex one. Its values are used in the installation
# {https://github.com/yast/?query=skelcd-control control files}.
#
# It has these mutually exclusive values and corresponding boolean queries:
# <table>
# <tr><th> {#mode} value </th> <th colspan=3> boolean shortcut </th></tr>
# <tr><td> normal </td> <td colspan=3> {#normal} </td></tr>
# <tr><td> installation </td> <td rowspan=3> {#installation} </td></tr>
# <tr><td> live_installation </td><td colspan=2> {#live_installation} </td></tr>
# <tr><td> autoinstallation </td> <td colspan=1> {#autoinst} (short!) </td><td rowspan=2>#auto</td></tr>
# <tr><td> autoupgrade </td> <td colspan=2> {#autoupgrade} </td></tr>
# <tr><td> autoinst_config </td> <td colspan=3> {#config} </td></tr>
# <tr><td> update </td> <td rowspan=2> {#update} </td></tr>
# <tr><td> repair (obsolete) </td><td colspan=3> {#repair} </td></tr>
# </table>
#
# # *UI* mode
#
# It has these mutually exclusive values and corresponding boolean queries:
# <table>
# <tr><th> {#ui} value</th> <th> boolean shortcut </th></tr>
# <tr><td> dialog </td> <td> (none) </td></tr>
# <tr><td> commandline </td> <td> {#commandline} </td></tr>
# <tr><td> none(*) </td> <td> (none) </td></tr>
# </table>
#
# Apparently "none" is never used.
#
# # *Test* mode
#
# It has these mutually exclusive values and corresponding boolean queries:
# <table>
# <tr><th> {#testMode} value</th> <th colspan=2> boolean shortcut </th> </tr>
# <tr><td> test </td> <td rowspan=3> {#test} </td></tr>
# <tr><td> testsuite </td> <td> {#testsuite} </td></tr>
# <tr><td> screenshot (obsolete)</td><td> {#screen_shot} </td></tr>
# </table>
class ModeClass < Module
def main
textdomain "base"
# Current mode
@_mode = nil
# Current testing mode
@_test = nil
# We do one automatic check whether _test should be set to testsuite.
@test_autochecked = false
# Current UI mode
@_ui = "dialog"
end
# Initialize everything from command-line of y2base.
#
# @note {#ui} aka {#commandline} is not initialized. Probably a bug.
def Initialize
@_mode = "normal"
@_test = "none"
arg_count = Builtins.size(WFM.Args)
arg_no = 0
while Ops.less_than(arg_no, arg_count)
# parsing for main mode
case WFM.Args(arg_no)
when "initial", "continue", "firstboot"
@_mode = "installation"
# parsing for test mode
when "test", "demo"
@_test = "test"
Builtins.y2warning("***** Test mode enabled *****")
when "screenshots"
@_test = "screenshot"
Builtins.y2warning("***** Screen shot mode enabled *****")
end
arg_no = Ops.add(arg_no, 1)
end
# only use the /etc/install.inf agent when file is present
# and installation is being processed
# FIXME: remove the part below and let it be set in clients
if @_mode == "installation" &&
SCR.Read(path(".target.size"), "/etc/install.inf") != -1
autoinst = !SCR.Read(path(".etc.install_inf.AutoYaST")).nil?
@_mode = "autoinstallation" if autoinst
repair = !SCR.Read(path(".etc.install_inf.Repair")).nil?
@_mode = "repair" if repair
update = !SCR.Read(path(".etc.install_inf.Upgrade")).nil?
@_mode = "update" if update
autoupgrade = !SCR.Read(path(".etc.install_inf.AutoUpgrade")).nil?
@_mode = "autoupgrade" if autoupgrade
end
nil
end
# main mode definitions
# Returns the current mode name. It's one of
# "installation", "normal", "update", "repair", "autoinstallation", "autoinst_config"
def mode
Initialize() if @_mode.nil?
@_mode
end
# Setter for {#mode}.
def SetMode(new_mode)
Initialize() if @_mode.nil?
if !Builtins.contains(
[
"installation",
"update",
"normal",
"repair",
"autoinstallation",
"autoinst_config",
"live_installation",
"autoupgrade"
],
new_mode
)
Builtins.y2error("Unknown mode %1", new_mode)
end
Builtins.y2milestone("setting mode to %1", new_mode)
@_mode = new_mode
nil
end
# test mode definitions
def testMode
Initialize() if @_test.nil?
if !@test_autochecked
# bnc#243624#c13: Y2ALLGLOBAL is set by yast2-testsuite/skel/runtest.sh
if !Builtins.getenv("Y2MODETEST").nil? ||
!Builtins.getenv("Y2ALLGLOBAL").nil?
@_test = "testsuite"
end
@test_autochecked = true
end
@_test
end
# Setter for {#testMode}
def SetTest(new_test_mode)
Initialize() if @_test.nil?
if !Builtins.contains(
["none", "test", "demo", "screenshot", "testsuite"],
new_test_mode
)
Builtins.y2error("Unknown test mode %1", new_test_mode)
end
@_test = new_test_mode
nil
end
# UI mode definitions
# Returns the current UI mode.
# It's one of "commandline", "dialog", "none"
def ui
@_ui
end
# Setter for {#ui}.
def SetUI(new_ui)
Builtins.y2error("Unknown UI mode %1", new_ui) if !Builtins.contains(["commandline", "dialog", "none"], new_ui)
@_ui = new_ui
nil
end
# main mode wrappers
# We're doing a fresh installation, not an {#update}.
# Also true for the firstboot stage.
def installation
mode == "installation" || mode == "autoinstallation" ||
mode == "live_installation"
end
# We're doing a fresh installation from live CD/DVD.
# {#installation} is also true.
def live_installation
mode == "live_installation"
end
# We're doing a distribution upgrade (wrongly called an "update").
def update
mode == "update" || mode == "autoupgrade"
end
# Depeche Mode. If you are a Heavy Metal fan, too bad!
def Depeche
true
end
# The default installation mode. That is, no installation is taking place.
# We are configuring a system whose installation has concluded.
def normal
mode == "normal"
end
# Repair mode. Probably obsolete since the feature was dropped.
def repair
mode == "repair"
end
# Doing auto-installation with AutoYaST.
# This is different from the {#config} part of AY.
# {#installation} is also true.
def autoinst
mode == "autoinstallation"
end
# Doing auto-upgrade. {#update} is also true.
# {#autoinst} is false even though AY is running,
# which is consistent with {#installation} being exclusive with {#update}.
def autoupgrade
mode == "autoupgrade"
end
# Doing auto-installation or auto-upgrade with AutoYaST.
def auto
autoinst || autoupgrade
end
# Configuration for {#autoinst}, usually in the running system.
#
# @note also true during the installation
# when cloning the just installed system.
def config
mode == "autoinst_config"
end
# test mode wrappers
# Synonym of {#testsuite}.
# (Formerly (2006) this was a different thing, an obsolete "dry-run"
# AKA "demo" mode. But the current usage means "{#testsuite}")
def test
testMode == "test" || testMode == "screenshot" || testMode == "testsuite"
end
# Formerly used to help take screenshots for the manuals.
# Obsolete since 2006.
def screen_shot
testMode == "screenshot"
end
# Returns whether running in testsuite.
# Set by legacy test framework yast2-testsuite, used to work around
# non existent stubbing. Avoid!
def testsuite
testMode == "testsuite"
end
# UI mode wrappers
# We're running in command line interface, not in GUI or ncurses TUI.
#
# @note this is set in the {CommandLineClass CommandLine} library,
# not in the core, and defaults to false.
# @return true if command-line is running
def commandline
ui == "commandline"
end
publish function: :Initialize, type: "void ()"
publish function: :mode, type: "string ()"
publish function: :SetMode, type: "void (string)"
publish function: :commandline, type: "boolean ()"
publish function: :testMode, type: "string ()"
publish function: :SetTest, type: "void (string)"
publish function: :ui, type: "string ()"
publish function: :SetUI, type: "void (string)"
publish function: :installation, type: "boolean ()"
publish function: :live_installation, type: "boolean ()"
publish function: :update, type: "boolean ()"
publish function: :Depeche, type: "boolean ()"
publish function: :normal, type: "boolean ()"
publish function: :repair, type: "boolean ()"
publish function: :autoinst, type: "boolean ()"
publish function: :autoupgrade, type: "boolean ()"
publish function: :config, type: "boolean ()"
publish function: :test, type: "boolean ()"
publish function: :screen_shot, type: "boolean ()"
publish function: :testsuite, type: "boolean ()"
end
Mode = ModeClass.new
Mode.main
end