Merge pull request #400 from ethcore/upnp

Upnp
This commit is contained in:
Nikolay Volf 2016-02-10 22:25:19 +03:00
commit 428962df35
4 changed files with 60 additions and 18 deletions

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@ -64,6 +64,7 @@ Options:
--listen-address URL Specify the IP/port on which to listen for peers [default: 0.0.0.0:30304].
--public-address URL Specify the IP/port on which peers may connect [default: 0.0.0.0:30304].
--address URL Equivalent to --listen-address URL --public-address URL.
--upnp Use UPnP to try to figure out the correct network settings.
--cache-pref-size BYTES Specify the prefered size of the blockchain cache in bytes [default: 16384].
--cache-max-size BYTES Specify the maximum size of the blockchain cache in bytes [default: 262144].
@ -89,7 +90,6 @@ fn setup_log(init: &str) {
builder.init().unwrap();
}
#[cfg(feature = "rpc")]
fn setup_rpc_server(client: Arc<Client>, sync: Arc<EthSync>, url: &str) {
use rpc::v1::*;
@ -106,17 +106,7 @@ fn setup_rpc_server(client: Arc<Client>, sync: Arc<EthSync>, url: &str) {
fn setup_rpc_server(_client: Arc<Client>, _sync: Arc<EthSync>, _url: &str) {
}
struct Configuration {
args: Args
}
impl Configuration {
fn parse() -> Self {
Configuration {
args: Args::docopt().decode().unwrap_or_else(|e| e.exit())
}
}
fn print_version(&self) {
fn print_version() {
println!("\
Parity version {} ({}-{}-{})
Copyright 2015, 2016 Ethcore (UK) Limited
@ -126,6 +116,17 @@ There is NO WARRANTY, to the extent permitted by law.
By Wood/Paronyan/Kotewicz/Drwięga/Volf.\
", env!("CARGO_PKG_VERSION"), Target::arch(), Target::env(), Target::os());
}
struct Configuration {
args: Args
}
impl Configuration {
fn parse() -> Self {
Configuration {
args: Args::docopt().decode().unwrap_or_else(|e| e.exit())
}
}
fn get_spec(&self) -> Spec {
@ -178,7 +179,7 @@ fn wait_for_exit(client_service: &ClientService) {
fn main() {
let conf = Configuration::parse();
if conf.args.flag_version {
conf.print_version();
print_version();
return;
}
@ -190,10 +191,10 @@ fn main() {
unsafe { ::fdlimit::raise_fd_limit(); }
// Configure network
let init_nodes = conf.get_init_nodes(&spec);
let (listen, public) = conf.get_net_addresses();
let mut net_settings = NetworkConfiguration::new();
net_settings.boot_nodes = init_nodes;
net_settings.nat_enabled = conf.args.flag_upnp;
net_settings.boot_nodes = conf.get_init_nodes(&spec);
let (listen, public) = conf.get_net_addresses();
net_settings.listen_address = listen;
net_settings.public_address = public;

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@ -29,3 +29,4 @@ serde = "0.6.7"
clippy = "0.0.37"
json-tests = { path = "json-tests" }
target_info = "0.1.0"
igd = "0.4.2"

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@ -100,6 +100,7 @@ extern crate crossbeam;
extern crate serde;
#[macro_use]
extern crate log as rlog;
extern crate igd;
pub mod standard;
#[macro_use]

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@ -14,7 +14,7 @@
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
use std::net::{SocketAddr};
use std::net::{SocketAddr, SocketAddrV4};
use std::collections::{HashMap};
use std::hash::{Hasher};
use std::str::{FromStr};
@ -36,6 +36,7 @@ use network::NetworkProtocolHandler;
use network::node::*;
use network::stats::NetworkStats;
use network::error::DisconnectReason;
use igd::{PortMappingProtocol,search_gateway};
type Slab<T> = ::slab::Slab<T, usize>;
@ -86,6 +87,42 @@ impl NetworkConfiguration {
config.public_address = SocketAddr::from_str(&format!("0.0.0.0:{}", port)).unwrap();
config
}
/// Conduct NAT if needed.
pub fn prepared(self) -> Self {
let mut listen = self.listen_address;
let mut public = self.public_address;
if self.nat_enabled {
info!("Enabling NAT...");
match search_gateway() {
Err(ref err) => info!("Error: {}", err),
Ok(gateway) => {
let int_addr = SocketAddrV4::from_str("127.0.0.1:30304").unwrap();
match gateway.get_any_address(PortMappingProtocol::TCP, int_addr, 0, "Parity Node/TCP") {
Err(ref err) => {
info!("There was an error! {}", err);
},
Ok(ext_addr) => {
info!("Local gateway: {}, External ip address: {}", gateway, ext_addr);
public = SocketAddr::V4(ext_addr);
listen = SocketAddr::V4(int_addr);
},
}
},
}
}
NetworkConfiguration {
listen_address: listen,
public_address: public,
nat_enabled: false,
discovery_enabled: self.discovery_enabled,
pin: self.pin,
boot_nodes: self.boot_nodes,
use_secret: self.use_secret,
}
}
}
// Tokens
@ -296,6 +333,8 @@ pub struct Host<Message> where Message: Send + Sync + Clone {
impl<Message> Host<Message> where Message: Send + Sync + Clone {
/// Create a new instance
pub fn new(config: NetworkConfiguration) -> Host<Message> {
let config = config.prepared();
let addr = config.listen_address;
// Setup the server socket
let tcp_listener = TcpListener::bind(&addr).unwrap();