Class: LXCWrapper::Command

Inherits:
Object
  • Object
show all
Defined in:
lib/distem/wrapper/lxc/command.rb

Constant Summary

LS_WAIT_TIME = 
1
MAX_WAIT_CYCLES = 
16
@@lxc = 
Mutex.new

Class Method Summary (collapse)

Class Method Details

+ (Object) clean(wait = false) 



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# File 'lib/distem/wrapper/lxc/command.rb', line 44

def self.clean(wait=false)
  @@lxc.synchronize {
    _stopall(wait)
    _destroyall(wait)
    str = Distem::Lib::Shell.run('pidof lxc-wait || true')
    Distem::Lib::Shell.run('killall lxc-wait') if str and !str.empty?
  }
end

+ (Object) create(contname, configfile, wait = true) 



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# File 'lib/distem/wrapper/lxc/command.rb', line 9

def self.create(contname, configfile, wait=true)
  @@lxc.synchronize {
    _destroy(contname,wait)
    Distem::Lib::Shell.run("lxc-create -n #{contname} -f #{configfile}",true)
  }
end

+ (Object) destroy(contname, wait = true) 



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# File 'lib/distem/wrapper/lxc/command.rb', line 53

def self.destroy(contname,wait=true)
  @@lxc.synchronize {
    _destroy(contname, wait)
  }
end

+ (Object) freeze(contname) 



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# File 'lib/distem/wrapper/lxc/command.rb', line 26

def self.freeze(contname)
  @@lxc.synchronize {
    _freeze(contname)
  }
end

+ (Object) start(contname, daemon = true) 



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# File 'lib/distem/wrapper/lxc/command.rb', line 16

def self.start(contname,daemon=true)
  debugfile = File.join(Distem::Node::Admin::PATH_DISTEM_LOGS,"lxc","lxc-debug-#{contname}")
  @@lxc.synchronize {
    _stop(contname,true) if _status(contname) == Status::RUNNING
    FileUtils.rm_f(debugfile)
    Distem::Lib::Shell.run("lxc-start -n #{contname} -o #{debugfile} #{(daemon ? '-d' : '')}",true)
    _wait(contname,Status::RUNNING)
  }
end

+ (Object) stop(contname, wait = true) 



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# File 'lib/distem/wrapper/lxc/command.rb', line 38

def self.stop(contname,wait=true)
  @@lxc.synchronize {
    _stop(contname,wait)
  }
end

+ (Object) unfreeze(contname) 



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# File 'lib/distem/wrapper/lxc/command.rb', line 32

def self.unfreeze(contname)
  @@lxc.synchronize {
    _unfreeze(contname)
  }
end