[#249] Fix of port number in NodeBackup::spawn_replica #250
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We must release a port number after the shutdown and cleanup operation not before. It is a part of work for postgrespro#249
This private method releases all the allocated node resources (port and so on). PostgresNode::__exit__ calls this new method instead free_port.
…is added When this argument is True, cleanup calls _release_resources method. Default value is False.
…ed port number during failure NodeBackup::spawn_replica uses an explict "rollback" code to destroy a newly allocated node to release a reserved port number.
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This has the following changes:
It adds a new argument release_resources to PostgresNode::cleanup method. Default value is False.
It fixes a port number in NodeBackup::spawn_replica through explicit call of PostgresNode::cleanup(release_resources=True).
Closes #249.