NodeManager

class caris.bathy.db.NodeManager

An Interface to a Bathy Nodemanager

create_database((NodeManager)self, (str)database_name, (str)database_location, (str)backup_location[, (object)pool_file=None[, (object)profile_file=None]]) → Dataset :

Create a new Database.

Parameters

  • database_name (str) – The name to give the new Database.

  • database_location (str) – The path for the new Database. Must be a value from the filesystemtable.bfs. e.g.: Root/databases

  • backup_location (str) – The path for the Database backup. Must be a value from the filesystemtable.bfs. e.g.: Root/databases

  • pool_file (str, optional) – The path to an override XML pool file. Only used if the profile_file is also specified

  • profile_file (str, optional) – The path to an override XML profile file. Only used if the pool_file is also specified

Returns

The specified database.

Return type

Database

get_database((NodeManager)self, (str)database_name) → Dataset :

Get the existing Database from the NodeManager.

Parameters

database_name (str) – The name of the Database.

Returns

A Dataset for the database

Return type

Database

get_database_state((NodeManager)self, (str)database_name) → DatabaseState :

Get the DatabaseState of a Database from the NodeManager.

Parameters

database_name (str) – The name of the Database.

Returns

The state of the database.

Return type

DatabaseState

start_database((NodeManager)self, (str)database_name) → None :

Start the specified Database.

Parameters

database_name (str) – The name of the Database.

stop_database((NodeManager)arg1, (str)database_name) → None :

Stop the specified Database.

Parameters

database_name (str) – The name of the Database.

unregister_database((NodeManager)self, (str)database_name) → None :

Unregister an existing Database.

Parameters

database_name (str) – The name of the existing Database to be unregistered.

property databases

The list of Database names registered on the NodeManager

Type

list of str)

property hostname

The hostname of the server that hosts the NodeManager

Type

str

property password

The password of the specified account

Type

str

property username

The username of the specified account

Type

str

class caris.bathy.db.DatabaseState

This class represents the states of the Bathy Database.

  • UNKNOWN

  • STARTING

  • STARTED

  • STOPPING

  • STOPPED

  • DISABLED

  • START_FAILED

For example:

state = node_manager.get_database_state('My Database')
if state == caris.bathy.db.DatabaseState.DISABLED:
    print('The database is disabled.')