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Age Manning
2019-08-09 13:23:47 +10:00
parent 826abea8e0
commit 3210489a36
4 changed files with 61 additions and 82 deletions
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41
beacon_node/src/main.rs
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@@ -4,7 +4,7 @@ use clap::{App, Arg};
use client::{ClientConfig, Eth2Config};
use env_logger::{Builder, Env};
use eth2_config::{read_from_file, write_to_file};
use slog::{crit, o, Drain, Level};
use slog::{crit, o, warn, Drain, Level};
use std::fs;
use std::path::PathBuf;
@@ -323,19 +323,36 @@ fn main() {
Some("interop") => Some(Eth2Config::interop()),
_ => None,
};
// if cli is specified, write the new config
// if a CLI flag is specified, write the new config if it doesn't exist,
// otherwise notify the user that the file will not be written.
let eth2_config_from_file = match read_from_file::<Eth2Config>(eth2_config_path.clone()) {
Ok(config) => config,
Err(e) => {
crit!(log, "Failed to read the Eth2Config from file"; "error" => format!("{:?}", e));
return;
}
};
let mut eth2_config = {
if let Some(cli_config) = cli_config {
if let Err(e) = write_to_file(eth2_config_path, &cli_config) {
crit!(log, "Failed to write default Eth2Config to file"; "error" => format!("{:?}", e));
return;
if eth2_config_from_file.is_none() {
// write to file if one doesn't exist
if let Err(e) = write_to_file(eth2_config_path, &cli_config) {
crit!(log, "Failed to write default Eth2Config to file"; "error" => format!("{:?}", e));
return;
}
} else {
warn!(
log,
"Eth2Config file exists. Configuration file is ignored, using default"
);
}
cli_config
} else {
// config not specified, read from disk
match read_from_file::<Eth2Config>(eth2_config_path.clone()) {
Ok(Some(c)) => c,
Ok(None) => {
// CLI config not specified, read from disk
match eth2_config_from_file {
Some(config) => config,
None => {
// set default to minimal
let eth2_config = Eth2Config::minimal();
if let Err(e) = write_to_file(eth2_config_path, &eth2_config) {
@@ -344,10 +361,6 @@ fn main() {
}
eth2_config
}
Err(e) => {
crit!(log, "Failed to instantiate an Eth2Config"; "error" => format!("{:?}", e));
return;
}
}
}
};
@@ -363,7 +376,7 @@ fn main() {
// check to ensure the spec constants between the client and eth2_config match
if eth2_config.spec_constants != client_config.spec_constants {
crit!(log, "Specification constants do not match."; "Client Config" => format!("{}", client_config.spec_constants), "Eth2 Config" => format!("{}", eth2_config.spec_constants));
crit!(log, "Specification constants do not match."; "client_config" => format!("{}", client_config.spec_constants), "eth2_config" => format!("{}", eth2_config.spec_constants));
return;
}