CheckChannelPolicy checks that the policy matches the expected one.

CopyFile copies the file src to dest.

ExtraArgsEtcd returns extra args for configuring LND to use an external etcd database (for remote channel DB and wallet DB).

GetBtcdBinary returns the full path to the binary of the custom built btcd executable or an empty string if none is set.

GetLogDir returns the passed --logdir flag or the default value if it wasn't set.

NewHarnessNode creates a new test lightning node instance from the passed config.

DefaultCSV is the CSV delay (remotedelay) we will start our test nodes with.

ListenerFormat is the format string that is used to generate local listener addresses.

BaseNodeConfig is the base node configuration.

HarnessNode represents an instance of lnd running within our test network harness.

OpenChannelUpdate stores the open channel updates.

PolicyUpdateInfo stores the RoutingPolicy plus the connecting node info.

State records the current state for a given node.

BackendConfig is an interface that abstracts away the specific chain backend node implementation.

Option is a function for updating a node's configuration.