Files
solana/src/bin/fullnode.rs
Greg Fitzgerald 77bf17064a Add Service trait
Added a consistent interface to all the microservices.
2018-07-04 16:40:34 -06:00

100 lines
3.0 KiB
Rust

extern crate atty;
extern crate env_logger;
extern crate getopts;
extern crate log;
extern crate serde_json;
extern crate solana;
use atty::{is, Stream};
use getopts::Options;
use solana::crdt::{ReplicatedData, TestNode};
use solana::fullnode::{FullNode, InFile, OutFile};
use solana::service::Service;
use std::env;
use std::fs::File;
use std::net::{IpAddr, Ipv4Addr, SocketAddr};
use std::process::exit;
use std::sync::atomic::AtomicBool;
use std::sync::Arc;
//use std::time::Duration;
fn print_usage(program: &str, opts: Options) {
let mut brief = format!("Usage: cat <transaction.log> | {} [options]\n\n", program);
brief += " Run a Solana node to handle transactions and\n";
brief += " write a new transaction log to stdout.\n";
brief += " Takes existing transaction log from stdin.";
print!("{}", opts.usage(&brief));
}
fn main() -> () {
env_logger::init();
let mut opts = Options::new();
opts.optflag("h", "help", "print help");
opts.optopt("l", "", "run with the identity found in FILE", "FILE");
opts.optopt(
"t",
"",
"testnet; connect to the network at this gossip entry point",
"HOST:PORT",
);
opts.optopt(
"o",
"",
"output log to FILE, defaults to stdout (ignored by validators)",
"FILE",
);
let args: Vec<String> = env::args().collect();
let matches = match opts.parse(&args[1..]) {
Ok(m) => m,
Err(e) => {
eprintln!("{}", e);
exit(1);
}
};
if matches.opt_present("h") {
let program = args[0].clone();
print_usage(&program, opts);
return;
}
if is(Stream::Stdin) {
eprintln!("nothing found on stdin, expected a log file");
exit(1);
}
let bind_addr = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(0, 0, 0, 0)), 8000);
let mut repl_data = ReplicatedData::new_leader(&bind_addr);
if matches.opt_present("l") {
let path = matches.opt_str("l").unwrap();
if let Ok(file) = File::open(path.clone()) {
if let Ok(data) = serde_json::from_reader(file) {
repl_data = data;
} else {
eprintln!("failed to parse {}", path);
exit(1);
}
} else {
eprintln!("failed to read {}", path);
exit(1);
}
}
let mut node = TestNode::new_with_bind_addr(repl_data, bind_addr);
let exit = Arc::new(AtomicBool::new(false));
let fullnode = if matches.opt_present("t") {
let testnet_address_string = matches.opt_str("t").unwrap();
let testnet_addr = testnet_address_string.parse().unwrap();
FullNode::new(node, false, InFile::StdIn, Some(testnet_addr), None, exit)
} else {
node.data.current_leader_id = node.data.id.clone();
let outfile = if let Some(f) = matches.opt_str("o") {
OutFile::Path(f)
} else {
OutFile::StdOut
};
FullNode::new(node, true, InFile::StdIn, None, Some(outfile), exit)
};
fullnode.join().expect("join");
}