Revision 2f8598a5

b/lib/backend.py
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def GetNodeInfo(vgname):
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  """ gives back a hash with different informations
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  about the node
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  """Gives back a hash with different informations about the node.
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  Returns:
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    { 'vg_size' : xxx,  'vg_free' : xxx, 'memory_domain0': xxx,
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def ListVolumeGroups():
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  """List the volume groups and their size
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  """List the volume groups and their size.
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  Returns:
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    Dictionary with keys volume name and values the size of the volume
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def BridgesExist(bridges_list):
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  """Check if a list of bridges exist on the current node
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  """Check if a list of bridges exist on the current node.
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  Returns:
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    True if all of them exist, false otherwise
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def GetInstanceList():
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  """ provides a list of instances
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  """Provides a list of instances.
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  Returns:
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    A list of all running instances on the current node
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def GetInstanceInfo(instance):
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  """ gives back the informations about an instance
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  as a dictonary
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  """Gives back the informations about an instance as a dictionary.
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  Args:
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    instance: name of the instance (ex. instance1.example.com)
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def AddOSToInstance(instance, os_disk, swap_disk):
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  """Add an os to an instance.
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  """Add an OS to an instance.
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  Args:
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    instance: the instance object
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  return None
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def _OSOndiskVersion(name, os_dir):
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  """Compute and return the api version of a given OS.
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  """Compute and return the API version of a given OS.
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  This function will try to read the api version of the os given by
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  This function will try to read the API version of the os given by
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  the 'name' parameter and residing in the 'os_dir' directory.
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  Return value will be either an integer denoting the version or None in the
b/lib/rpc.py
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class Client:
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  """RPC Client class.
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  This class, given a (remote) ethod name, a list of parameters and a
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  This class, given a (remote) method name, a list of parameters and a
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  list of nodes, will contact (in parallel) all nodes, and return a
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  dict of results (key: node name, value: result).
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def call_instance_start(node, instance, extra_args):
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  """Stars an instance.
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  """Starts an instance.
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  This is a single-node call.
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