Struct polkadot_service::Configuration

pub struct Configuration {
Show 26 fields
    pub impl_name: String,
    pub impl_version: String,
    pub role: Role,
    pub tokio_handle: Handle,
    pub transaction_pool: Options,
    pub network: NetworkConfiguration,
    pub keystore: KeystoreConfig,
    pub database: DatabaseSource,
    pub trie_cache_maximum_size: Option<usize>,
    pub state_pruning: Option<PruningMode>,
    pub blocks_pruning: BlocksPruning,
    pub chain_spec: Box<dyn ChainSpec>,
    pub executor: ExecutorConfiguration,
    pub wasm_runtime_overrides: Option<PathBuf>,
    pub rpc: RpcConfiguration,
    pub prometheus_config: Option<PrometheusConfig>,
    pub telemetry_endpoints: Option<TelemetryEndpoints>,
    pub offchain_worker: OffchainWorkerConfig,
    pub force_authoring: bool,
    pub disable_grandpa: bool,
    pub dev_key_seed: Option<String>,
    pub tracing_targets: Option<String>,
    pub tracing_receiver: TracingReceiver,
    pub announce_block: bool,
    pub data_path: PathBuf,
    pub base_path: BasePath,

}
Expand description

Service configuration.

Fields§

§impl_name: String

Implementation name

§impl_version: String

Implementation version (see sc-cli to see an example of format)

§role: Role

Node role.

§tokio_handle: Handle

Handle to the tokio runtime. Will be used to spawn futures by the task manager.

§transaction_pool: Options

Extrinsic pool configuration.

§network: NetworkConfiguration

Network configuration.

§keystore: KeystoreConfig

Configuration for the keystore.

§database: DatabaseSource

Configuration for the database.

§trie_cache_maximum_size: Option<usize>

Maximum size of internal trie cache in bytes.

If None is given the cache is disabled.

§state_pruning: Option<PruningMode>

State pruning settings.

§blocks_pruning: BlocksPruning

Number of blocks to keep in the db.

NOTE: only finalized blocks are subject for removal!

§chain_spec: Box<dyn ChainSpec>

Chain configuration.

§executor: ExecutorConfiguration

Runtime executor configuration.

§wasm_runtime_overrides: Option<PathBuf>

Directory where local WASM runtimes live. These runtimes take precedence over on-chain runtimes when the spec version matches. Set to None to disable overrides (default).

§rpc: RpcConfiguration

RPC configuration.

§prometheus_config: Option<PrometheusConfig>

Prometheus endpoint configuration. None if disabled.

§telemetry_endpoints: Option<TelemetryEndpoints>

Telemetry service URL. None if disabled.

§offchain_worker: OffchainWorkerConfig

Should offchain workers be executed.

§force_authoring: bool

Enable authoring even when offline.

§disable_grandpa: bool

Disable GRANDPA when running in validator mode

§dev_key_seed: Option<String>

Development key seed.

When running in development mode, the seed will be used to generate authority keys by the keystore.

Should only be set when node is running development mode.

§tracing_targets: Option<String>

Tracing targets

§tracing_receiver: TracingReceiver

Tracing receiver

§announce_block: bool

Announce block automatically after they have been imported

§data_path: PathBuf

Data path root for the configured chain.

§base_path: BasePath

Base path of the configuration. This is shared between chains.

Implementations§

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impl Configuration

pub fn display_role(&self) -> String

Returns a string displaying the node role.

pub fn prometheus_registry(&self) -> Option<&Registry>

Returns the prometheus metrics registry, if available.

pub fn protocol_id(&self) -> ProtocolId

Returns the network protocol id from the chain spec, or the default.

pub fn no_genesis(&self) -> bool

Returns true if the genesis state writing will be skipped while initializing the genesis block.

pub fn db_config(&self) -> DatabaseSettings

Returns the database config for creating the backend.

Trait Implementations§

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impl Debug for Configuration

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

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