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Remove NetworkService::config() (#8653)

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This commit is contained in:
Pierre Krieger 2018-06-01 09:49:46 +02:00 committed by Marek Kotewicz
parent 485d4aa8f3
commit dab967ace8
6 changed files with 62 additions and 32 deletions
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47
ethcore/sync/src/api.rs
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@ -17,6 +17,7 @@
use std::sync::Arc;
use std::collections::{HashMap, BTreeMap};
use std::io;
use std::ops::Range;
use std::time::Duration;
use bytes::Bytes;
use devp2p::NetworkService;
@ -452,11 +453,18 @@ impl ChainNotify for EthSync {
}
fn start(&self) {
match self.network.start().map_err(Into::into) {
Err(ErrorKind::Io(ref e)) if e.kind() == io::ErrorKind::AddrInUse => warn!("Network port {:?} is already in use, make sure that another instance of an Ethereum client is not running or change the port using the --port option.", self.network.config().listen_address.expect("Listen address is not set.")),
Err(err) => warn!("Error starting network: {}", err),
match self.network.start() {
Err((err, listen_address)) => {
match err.into() {
ErrorKind::Io(ref e) if e.kind() == io::ErrorKind::AddrInUse => {
warn!("Network port {:?} is already in use, make sure that another instance of an Ethereum client is not running or change the port using the --port option.", listen_address.expect("Listen address is not set."))
},
err => warn!("Error starting network: {}", err),
}
},
_ => {},
}
self.network.register_protocol(self.eth_handler.clone(), self.subprotocol_name, &[ETH_PROTOCOL_VERSION_62, ETH_PROTOCOL_VERSION_63])
.unwrap_or_else(|e| warn!("Error registering ethereum protocol: {:?}", e));
// register the warp sync subprotocol
@ -520,8 +528,10 @@ pub trait ManageNetwork : Send + Sync {
fn start_network(&self);
/// Stop network
fn stop_network(&self);
/// Query the current configuration of the network
fn network_config(&self) -> NetworkConfiguration;
/// Returns the minimum and maximum peers.
/// Note that `range.end` is *exclusive*.
// TODO: Range should be changed to RangeInclusive once stable (https://github.com/rust-lang/rust/pull/50758)
fn num_peers_range(&self) -> Range<u32>;
/// Get network context for protocol.
fn with_proto_context(&self, proto: ProtocolId, f: &mut FnMut(&NetworkContext));
}
@ -561,8 +571,8 @@ impl ManageNetwork for EthSync {
self.stop();
}
fn network_config(&self) -> NetworkConfiguration {
NetworkConfiguration::from(self.network.config().clone())
fn num_peers_range(&self) -> Range<u32> {
self.network.num_peers_range()
}
fn with_proto_context(&self, proto: ProtocolId, f: &mut FnMut(&NetworkContext)) {
@ -815,11 +825,15 @@ impl ManageNetwork for LightSync {
}
fn start_network(&self) {
match self.network.start().map_err(Into::into) {
Err(ErrorKind::Io(ref e)) if e.kind() == io::ErrorKind::AddrInUse => {
warn!("Network port {:?} is already in use, make sure that another instance of an Ethereum client is not running or change the port using the --port option.", self.network.config().listen_address.expect("Listen address is not set."))
match self.network.start() {
Err((err, listen_address)) => {
match err.into() {
ErrorKind::Io(ref e) if e.kind() == io::ErrorKind::AddrInUse => {
warn!("Network port {:?} is already in use, make sure that another instance of an Ethereum client is not running or change the port using the --port option.", listen_address.expect("Listen address is not set."))
},
err => warn!("Error starting network: {}", err),
}
Err(err) => warn!("Error starting network: {}", err),
},
_ => {},
}
@ -836,8 +850,8 @@ impl ManageNetwork for LightSync {
self.network.stop();
}
fn network_config(&self) -> NetworkConfiguration {
NetworkConfiguration::from(self.network.config().clone())
fn num_peers_range(&self) -> Range<u32> {
self.network.num_peers_range()
}
fn with_proto_context(&self, proto: ProtocolId, f: &mut FnMut(&NetworkContext)) {
@ -848,12 +862,13 @@ impl ManageNetwork for LightSync {
impl LightSyncProvider for LightSync {
fn peer_numbers(&self) -> PeerNumbers {
let (connected, active) = self.proto.peer_count();
let config = self.network_config();
let peers_range = self.num_peers_range();
debug_assert!(peers_range.end > peers_range.start);
PeerNumbers {
connected: connected,
active: active,
max: config.max_peers as usize,
min: config.min_peers as usize,
max: peers_range.end as usize - 1,
min: peers_range.start as usize,
}
}

5
parity/informant.rs
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@ -145,7 +145,8 @@ impl InformantData for FullNodeInformantData {
let (importing, sync_info) = match (self.sync.as_ref(), self.net.as_ref()) {
(Some(sync), Some(net)) => {
let status = sync.status();
let net_config = net.network_config();
let num_peers_range = net.num_peers_range();
debug_assert!(num_peers_range.end > num_peers_range.start);
cache_sizes.insert("sync", status.mem_used);
@ -154,7 +155,7 @@ impl InformantData for FullNodeInformantData {
last_imported_block_number: status.last_imported_block_number.unwrap_or(chain_info.best_block_number),
last_imported_old_block_number: status.last_imported_old_block_number,
num_peers: status.num_peers,
max_peers: status.current_max_peers(net_config.min_peers, net_config.max_peers),
max_peers: status.current_max_peers(num_peers_range.start, num_peers_range.end - 1),
snapshot_sync: status.is_snapshot_syncing(),
}))
}

5
rpc/src/v1/impls/parity.rs
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@ -212,13 +212,14 @@ impl<C, M, U, S> Parity for ParityClient<C, M, U> where
fn net_peers(&self) -> Result<Peers> {
let sync_status = self.sync.status();
let net_config = self.net.network_config();
let num_peers_range = self.net.num_peers_range();
debug_assert!(num_peers_range.end > num_peers_range.start);
let peers = self.sync.peers().into_iter().map(Into::into).collect();
Ok(Peers {
active: sync_status.num_active_peers,
connected: sync_status.num_peers,
max: sync_status.current_max_peers(net_config.min_peers, net_config.max_peers),
max: sync_status.current_max_peers(num_peers_range.start, num_peers_range.end - 1),
peers: peers
})
}

5
rpc/src/v1/tests/mocked/manage_network.rs
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@ -14,7 +14,8 @@
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
use sync::{ManageNetwork, NetworkConfiguration};
use std::ops::Range;
use sync::ManageNetwork;
use self::ethcore_network::{ProtocolId, NetworkContext};
extern crate ethcore_network;
@ -29,6 +30,6 @@ impl ManageNetwork for TestManageNetwork {
fn add_reserved_peer(&self, _peer: String) -> Result<(), String> { Ok(()) }
fn start_network(&self) {}
fn stop_network(&self) {}
fn network_config(&self) -> NetworkConfiguration { NetworkConfiguration::new_local() }
fn num_peers_range(&self) -> Range<u32> { 25 .. 51 }
fn with_proto_context(&self, _: ProtocolId, _: &mut FnMut(&NetworkContext)) { }
}

28
util/network-devp2p/src/service.rs
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@ -19,6 +19,8 @@ use network::{NetworkContext, PeerId, ProtocolId, NetworkIoMessage};
use host::Host;
use io::*;
use parking_lot::RwLock;
use std::net::SocketAddr;
use std::ops::Range;
use std::sync::Arc;
use ansi_term::Colour;
use network::ConnectionFilter;
@ -92,9 +94,13 @@ impl NetworkService {
&self.io_service
}
/// Returns network configuration.
pub fn config(&self) -> &NetworkConfiguration {
&self.config
/// Returns the number of peers allowed.
///
/// Keep in mind that `range.end` is *exclusive*.
pub fn num_peers_range(&self) -> Range<u32> {
let start = self.config.min_peers;
let end = self.config.max_peers + 1;
start .. end
}
/// Returns external url if available.
@ -109,17 +115,23 @@ impl NetworkService {
host.as_ref().map(|h| h.local_url())
}
/// Start network IO
pub fn start(&self) -> Result<(), Error> {
/// Start network IO.
///
/// In case of error, also returns the listening address for better error reporting.
pub fn start(&self) -> Result<(), (Error, Option<SocketAddr>)> {
let mut host = self.host.write();
let listen_addr = self.config.listen_address.clone();
if host.is_none() {
let h = Arc::new(Host::new(self.config.clone(), self.filter.clone())?);
self.io_service.register_handler(h.clone())?;
let h = Arc::new(Host::new(self.config.clone(), self.filter.clone())
.map_err(|err| (err.into(), listen_addr))?);
self.io_service.register_handler(h.clone())
.map_err(|err| (err.into(), listen_addr))?;
*host = Some(h);
}
if self.host_handler.public_url.read().is_none() {
self.io_service.register_handler(self.host_handler.clone())?;
self.io_service.register_handler(self.host_handler.clone())
.map_err(|err| (err.into(), listen_addr))?;
}
Ok(())

2
whisper/cli/src/main.rs
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@ -218,7 +218,7 @@ fn execute<S, I>(command: I) -> Result<(), Error> where I: IntoIterator<Item=S>,
let network = devp2p::NetworkService::new(net::NetworkConfiguration::new_local(), None)?;
// Start network service
network.start()?;
network.start().map_err(|(err, _)| err)?;
// Attach whisper protocol to the network service
network.register_protocol(whisper_network_handler.clone(), whisper::net::PROTOCOL_ID,