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Current Path : /usr/share/ruby/vendor_ruby/puppet/util/ |
Linux gator3171.hostgator.com 4.19.286-203.ELK.el7.x86_64 #1 SMP Wed Jun 14 04:33:55 CDT 2023 x86_64 |
Current File : //usr/share/ruby/vendor_ruby/puppet/util/pidlock.rb |
require 'fileutils' require 'puppet/util/lockfile' class Puppet::Util::Pidlock def initialize(lockfile) @lockfile = Puppet::Util::Lockfile.new(lockfile) end def locked? clear_if_stale @lockfile.locked? end def mine? Process.pid == lock_pid end def lock return mine? if locked? @lockfile.lock(Process.pid) end def unlock if mine? return @lockfile.unlock else false end end def lock_pid pid = @lockfile.lock_data begin Integer(pid) rescue ArgumentError, TypeError nil end end def file_path @lockfile.file_path end def clear_if_stale return @lockfile.unlock if lock_pid.nil? errors = [Errno::ESRCH] # Win32::Process now throws SystemCallError. Since this could be # defined anywhere, only add when on Windows. errors << SystemCallError if Puppet::Util::Platform.windows? begin Process.kill(0, lock_pid) rescue *errors @lockfile.unlock end end private :clear_if_stale end