parity-zcash/pbtc/rpc.rs

73 lines
2.0 KiB
Rust

use std::net::SocketAddr;
use std::sync::Arc;
use rpc_apis::{self, ApiSet};
use ethcore_rpc::{Server, start_http, MetaIoHandler, Compatibility, Remote};
use network::Network;
use std::io;
use sync;
use storage;
use p2p;
pub struct Dependencies {
pub network: Network,
pub local_sync_node: sync::LocalNodeRef,
pub storage: storage::SharedStore,
pub p2p_context: Arc<p2p::Context>,
pub remote: Remote,
}
#[derive(Debug, PartialEq)]
pub struct HttpConfiguration {
pub enabled: bool,
pub interface: String,
pub port: u16,
pub apis: ApiSet,
pub cors: Option<Vec<String>>,
pub hosts: Option<Vec<String>>,
}
impl HttpConfiguration {
pub fn with_port(port: u16) -> Self {
HttpConfiguration {
enabled: true,
interface: "127.0.0.1".into(),
port: port,
apis: ApiSet::default(),
cors: None,
hosts: Some(Vec::new()),
}
}
}
pub fn new_http(conf: HttpConfiguration, deps: Dependencies) -> Result<Option<Server>, String> {
if !conf.enabled {
return Ok(None);
}
let url = format!("{}:{}", conf.interface, conf.port);
let addr = try!(url.parse().map_err(|_| format!("Invalid JSONRPC listen host/port given: {}", url)));
Ok(Some(try!(setup_http_rpc_server(&addr, conf.cors, conf.hosts, conf.apis, deps))))
}
pub fn setup_http_rpc_server(
url: &SocketAddr,
cors_domains: Option<Vec<String>>,
allowed_hosts: Option<Vec<String>>,
apis: ApiSet,
deps: Dependencies,
) -> Result<Server, String> {
let server = setup_rpc_server(apis, deps);
let start_result = start_http(url, cors_domains, allowed_hosts, server);
match start_result {
Err(ref err) if err.kind() == io::ErrorKind::AddrInUse => {
Err(format!("RPC address {} is already in use, make sure that another instance of a Bitcoin node is not running or change the address using the --jsonrpc-port and --jsonrpc-interface options.", url))
},
Err(e) => Err(format!("RPC error: {:?}", e)),
Ok(server) => Ok(server),
}
}
fn setup_rpc_server(apis: ApiSet, deps: Dependencies) -> MetaIoHandler<()> {
rpc_apis::setup_rpc(MetaIoHandler::with_compatibility(Compatibility::Both), apis, deps)
}