Class: Yast::CrashClass

Inherits:
Module
  • Object
show all
Defined in:
library/general/src/modules/Crash.rb

Instance Method Summary collapse

Instance Method Details

#AskRun(operation, question) ⇒ Boolean

Check whether operation was last run in moment of last fail. Return whether operation shall be run If not, return true (no reason to think that operation is unsafe), Otherwise ask user

Parameters:

  • operation (String)

    name

  • question (String)

    string question to ask when was unsuccessfull last time

Returns:

  • (Boolean)

    true if operation shall be started


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# File 'library/general/src/modules/Crash.rb', line 145

def AskRun(operation, question)
  ret = true
  Read()
  ret = Popup.YesNo(question) if FailedLast(operation)
  ret
end

#Failed(operation) ⇒ Boolean

Check whether operation failed

Parameters:

  • operation (String)

    to check

Returns:

  • (Boolean)

    true if yes


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# File 'library/general/src/modules/Crash.rb', line 118

def Failed(operation)
  Read()
  Builtins.contains(@all_failed, operation)
end

#FailedLast(operation) ⇒ Boolean

Check whether operation was last started when failed

Parameters:

  • operation (String)

    to check

Returns:

  • (Boolean)

    true if yes


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# File 'library/general/src/modules/Crash.rb', line 126

def FailedLast(operation)
  Read()
  Builtins.contains(@last_failed, operation)
end

#Finish(operation) ⇒ Object

Finish operation

Parameters:

  • operation (String)

    to finish


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# File 'library/general/src/modules/Crash.rb', line 103

def Finish(operation)
  Read()
  @all_failed = Builtins.filter(@all_failed) { |f| f != operation }
  @this_run_active = Builtins.filter(@this_run_active) { |f| f != operation }
  @last_failed = Builtins.filter(@last_failed) { |f| f != operation }
  @last_failed = Builtins.add(@last_failed, Ops.get(@this_run_active, 0)) if Ops.greater_than(Builtins.size(@this_run_active), 0)
  @last_done = operation
  Write()

  nil
end

#LastFinishedString

Get last finished operation

Returns:


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# File 'library/general/src/modules/Crash.rb', line 133

def LastFinished
  Read()
  @last_done
end

#mainObject


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# File 'library/general/src/modules/Crash.rb', line 33

def main
  Yast.import "Popup"

  # All operations that failed when were running last time
  @all_failed = []

  # All operations that were the last started when crashed
  # when running last time
  @last_failed = []

  # Last successfully finished operation
  @last_done = nil

  # List of operations which are active during this YaST2 session
  @this_run_active = []

  # Filename of file storing crash settings
  @filename = "/var/lib/YaST2/crash"
end

#ReadObject

Read settings from data file to variables


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# File 'library/general/src/modules/Crash.rb', line 54

def Read
  if SCR.Read(path(".target.size"), @filename) != -1
    settings = Convert.convert(
      SCR.Read(path(".target.ycp"), @filename),
      from: "any",
      to:   "map <string, any>"
    )
    Builtins.y2milestone("Read settings: %1", settings)
    @all_failed = Ops.get_list(settings, "all_failed", [])
    @last_failed = Ops.get_list(settings, "last_failed", [])
    @last_done = Ops.get_string(settings, "last_done")
  end

  nil
end

#Run(operation) ⇒ Object

Start operation

Parameters:

  • operation (String)

    to start


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# File 'library/general/src/modules/Crash.rb', line 86

def Run(operation)
  Read()
  @all_failed = Builtins.add(@all_failed, operation) if !Builtins.contains(@all_failed, operation)
  if Ops.greater_than(Builtins.size(@this_run_active), 0)
    @last_failed = Builtins.filter(@last_failed) do |f|
      f != Ops.get(@this_run_active, 0)
    end
  end
  @this_run_active = Builtins.prepend(@this_run_active, operation)
  @last_failed = Builtins.add(@last_failed, operation) if !Builtins.contains(@last_failed, operation)
  Write()

  nil
end

#WriteObject

Write data stored in variables to data files


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# File 'library/general/src/modules/Crash.rb', line 71

def Write
  settings = {
    "all_failed"  => @all_failed,
    "last_failed" => @last_failed,
    "last_done"   => @last_done
  }
  SCR.Write(path(".target.ycp"), @filename, settings)
  Builtins.y2milestone("Written settings: %1", settings)
  SCR.Execute(path(".target.bash"), "/bin/sync")

  nil
end