ConfigUpdate takes in a config and a default config and optionally comments out default values.

FromFile loads config from a specified file overriding defaults specified in the def parameter.

FromReader loads config from a reader instance.

CurrentVersion is the config version expected by Boost.

RetrievalPricingDefault configures the node to use the default retrieval pricing policy.

RetrievalPricingExternal configures the node to use the external retrieval pricing script configured by the user.

MaxTraversalLinks configures the maximum number of links to traverse in a DAG while calculating CommP and traversing a DAG with graphsync; invokes a budget on DAG depth and density.

Boost is a boost service config.

Common is common config between full node and miner.

This struct is used to get the config file version.

Duration is a wrapper type for time.Duration for decoding and encoding from/to TOML.