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use std::io::Read;
use std::net::SocketAddr;
use std::path::PathBuf;
use serde::Deserialize;
use crate::error::Error;
#[derive(Deserialize, Debug, Clone)]
pub struct Config {
pub metadata_dir: PathBuf,
pub data_dir: PathBuf,
pub rpc_bind_addr: SocketAddr,
pub bootstrap_peers: Vec<SocketAddr>,
#[serde(default = "default_max_concurrent_rpc_requests")]
pub max_concurrent_rpc_requests: usize,
#[serde(default = "default_block_size")]
pub block_size: usize,
#[serde(default = "default_replication_factor")]
pub meta_replication_factor: usize,
#[serde(default = "default_epidemic_factor")]
pub meta_epidemic_factor: usize,
#[serde(default = "default_replication_factor")]
pub data_replication_factor: usize,
pub rpc_tls: Option<TlsConfig>,
pub s3_api: ApiConfig,
}
#[derive(Deserialize, Debug, Clone)]
pub struct TlsConfig {
pub ca_cert: String,
pub node_cert: String,
pub node_key: String,
}
#[derive(Deserialize, Debug, Clone)]
pub struct ApiConfig {
pub api_bind_addr: SocketAddr,
pub s3_region: String,
}
fn default_max_concurrent_rpc_requests() -> usize {
12
}
fn default_block_size() -> usize {
1048576
}
fn default_replication_factor() -> usize {
3
}
fn default_epidemic_factor() -> usize {
3
}
pub fn read_config(config_file: PathBuf) -> Result<Config, Error> {
let mut file = std::fs::OpenOptions::new()
.read(true)
.open(config_file.as_path())?;
let mut config = String::new();
file.read_to_string(&mut config)?;
Ok(toml::from_str(&config)?)
}
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