98 lines
3.5 KiB
Rust
98 lines
3.5 KiB
Rust
use clap::ArgMatches;
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use clap_utils::{parse_optional, parse_path_with_default_in_home_dir};
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use serde_derive::{Deserialize, Serialize};
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use std::path::PathBuf;
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pub const DEFAULT_HTTP_SERVER: &str = "http://localhost:5052/";
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pub const DEFAULT_DATA_DIR: &str = ".lighthouse/validators";
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pub const DEFAULT_SECRETS_DIR: &str = ".lighthouse/secrets";
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/// Path to the slashing protection database within the datadir.
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pub const SLASHING_PROTECTION_FILENAME: &str = "slashing_protection.sqlite";
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/// Stores the core configuration for this validator instance.
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#[derive(Clone, Serialize, Deserialize)]
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pub struct Config {
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/// The data directory, which stores all validator databases
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pub data_dir: PathBuf,
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/// The directory containing the passwords to unlock validator keystores.
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pub secrets_dir: PathBuf,
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/// The http endpoint of the beacon node API.
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///
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/// Should be similar to `http://localhost:8080`
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pub http_server: String,
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/// If true, the validator client will still poll for duties and produce blocks even if the
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/// beacon node is not synced at startup.
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pub allow_unsynced_beacon_node: bool,
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/// If true, we will be strict about concurrency and validator registration.
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pub strict: bool,
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/// If true, register new validator keys with the slashing protection database.
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pub auto_register: bool,
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}
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impl Default for Config {
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/// Build a new configuration from defaults.
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fn default() -> Self {
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let data_dir = dirs::home_dir()
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.map(|home| home.join(DEFAULT_DATA_DIR))
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.unwrap_or_else(|| PathBuf::from("."));
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let secrets_dir = dirs::home_dir()
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.map(|home| home.join(DEFAULT_SECRETS_DIR))
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.unwrap_or_else(|| PathBuf::from("."));
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Self {
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data_dir,
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secrets_dir,
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http_server: DEFAULT_HTTP_SERVER.to_string(),
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allow_unsynced_beacon_node: false,
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auto_register: false,
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strict: false,
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}
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}
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}
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impl Config {
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/// Returns a `Default` implementation of `Self` with some parameters modified by the supplied
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/// `cli_args`.
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pub fn from_cli(cli_args: &ArgMatches) -> Result<Config, String> {
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let mut config = Config::default();
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config.data_dir = parse_path_with_default_in_home_dir(
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cli_args,
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"datadir",
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PathBuf::from(".lighthouse").join("validators"),
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)?;
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if !config.data_dir.exists() {
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return Err(format!(
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"The directory for validator data (--datadir) does not exist: {:?}",
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config.data_dir
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));
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}
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if let Some(server) = parse_optional(cli_args, "server")? {
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config.http_server = server;
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}
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config.allow_unsynced_beacon_node = cli_args.is_present("allow-unsynced");
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config.auto_register = cli_args.is_present("auto-register");
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config.strict = cli_args.is_present("strict");
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if !config.strict {
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// Do not require an explicit `--auto-register` if `--strict` is disabled.
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config.auto_register = true
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}
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if let Some(secrets_dir) = parse_optional(cli_args, "secrets-dir")? {
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config.secrets_dir = secrets_dir;
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}
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if !config.secrets_dir.exists() {
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return Err(format!(
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"The directory for validator passwords (--secrets-dir) does not exist: {:?}",
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config.secrets_dir
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));
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}
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Ok(config)
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}
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}
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