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/ . / Collaboratory / Hub.py / HubServerImplementation
The Hub Server runs as an implementation within the CORBA
ORB, managing incoming Node connections, and receiving commands
from leaves
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Methods
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updateNodeState
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updateNodeState ( self, id )
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disconnect
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disconnect ( self, id )
disconnect() gets called when a user is disconnected (network goes down or they click "disconnect")
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checkIfAcceptingMsgs
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checkIfAcceptingMsgs ( self, node_id )
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list_users
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list_users ( self )
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query_state
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query_state ( self )
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send_messages_to_nodes
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send_messages_to_nodes (
self,
node_id,
messages,
active,
)
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receive_messages_from_node
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receive_messages_from_node (
self,
node_id,
messages,
active_msgs,
)
Receive a command FROM the node and send it to the other leaves
This method is called by the Node's client thread
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connect
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connect (
self,
node_ref,
username,
password,
hostname,
starttime,
platform,
version,
protocol,
)
(for messages FROM node TO hub)
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Exceptions
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Collaboratory_CORBA.NoBackConnection, "Attempt to make back-connection timed out.\nUser behind firewall or using network address translation?"
Collaboratory_CORBA.BadPassword, "User: %s@%s rejected (bad password!)" %( username, hostname )
Collaboratory_CORBA.AlreadyConnected, "User: %s rejected (username already taken)" % username
Collaboratory_CORBA.DoNotDisturb, "Not accepting new participants!"
Collaboratory_CORBA.InvalidProtocol, "Invalid protocol version: Hub %d, Node %d" %( Common.COLLABORATORY_PROTOCOL_VERSION, protocol )
Collaboratory_CORBA.NoBackConnection, "User behind firewall or using network address translation?"
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get_state
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get_state ( self )
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sendDisconnectMsg
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sendDisconnectMsg ( self, name )
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request_ids
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request_ids ( self, num_ids )
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__init__
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__init__ (
self,
hub,
orb,
log,
debug,
verbose,
password,
)
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