Method: Puppet::Util::SUIDManager.change_user

Defined in:
lib/vendor/puppet/util/suidmanager.rb

.change_user(user, permanently = false) ⇒ Object

As change_group, but operates on uids. If changing user permanently, supplementary groups will be set the to default groups for the new uid.

Raises:



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# File 'lib/vendor/puppet/util/suidmanager.rb', line 121

def change_user(user, permanently=false)
  uid = convert_xid(:uid, user)
  raise Puppet::Error, "No such user #{user}" unless uid

  if permanently
    # If changing uid, we must be root. So initgroups first here.
    initgroups(uid)

    Process::UID.change_privilege(uid)
  else
    # We must be root to initgroups, so initgroups before dropping euid if
    # we're root, otherwise elevate euid before initgroups.
    # change euid (to root) first.
    if Process.euid == 0
      initgroups(uid)
      Process.euid = uid
    else
      Process.euid = uid
      initgroups(uid)
    end
  end
end