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Bump to 12.0 and change core-client transports a bit. (#440)
* Rename http client method, tls enables http. * Bump version. * Add tagging to publish script. * Make sure we generate nice docs for transports as well. * Add transports to publish script.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -2,6 +2,7 @@ | |
| members = [ | ||
| "core", | ||
| "core-client", | ||
| "core-client/transports", | ||
| "http", | ||
| "ipc", | ||
| "derive", | ||
|
|
||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,217 +1,8 @@ | ||
| //! JSON-RPC client implementation. | ||
| #![deny(missing_docs)] | ||
|
|
||
| use failure::{format_err, Fail}; | ||
| use futures::sync::{mpsc, oneshot}; | ||
| use futures::{future, prelude::*}; | ||
| use jsonrpc_core::{Error, Params}; | ||
| use serde::de::DeserializeOwned; | ||
| use serde::Serialize; | ||
| use serde_json::Value; | ||
|
|
||
| pub mod transports; | ||
|
|
||
| #[cfg(test)] | ||
| mod logger; | ||
|
|
||
| /// The errors returned by the client. | ||
| #[derive(Debug, Fail)] | ||
| pub enum RpcError { | ||
| /// An error returned by the server. | ||
| #[fail(display = "Server returned rpc error {}", _0)] | ||
| JsonRpcError(Error), | ||
| /// Failure to parse server response. | ||
| #[fail(display = "Failed to parse server response as {}: {}", _0, _1)] | ||
| ParseError(String, failure::Error), | ||
| /// Request timed out. | ||
| #[fail(display = "Request timed out")] | ||
| Timeout, | ||
| /// The server returned a response with an unknown id. | ||
| #[fail(display = "Server returned a response with an unknown id")] | ||
| UnknownId, | ||
| /// Not rpc specific errors. | ||
| #[fail(display = "{}", _0)] | ||
| Other(failure::Error), | ||
| } | ||
|
|
||
| impl From<Error> for RpcError { | ||
| fn from(error: Error) -> Self { | ||
| RpcError::JsonRpcError(error) | ||
| } | ||
| } | ||
|
|
||
| /// A message sent to the `RpcClient`. This is public so that | ||
| /// the derive crate can generate a client. | ||
| struct RpcMessage { | ||
| /// The rpc method name. | ||
| method: String, | ||
| /// The rpc method parameters. | ||
| params: Params, | ||
| /// The oneshot channel to send the result of the rpc | ||
| /// call to. | ||
| sender: oneshot::Sender<Result<Value, RpcError>>, | ||
| } | ||
|
|
||
| /// A channel to a `RpcClient`. | ||
| #[derive(Clone)] | ||
| pub struct RpcChannel(mpsc::Sender<RpcMessage>); | ||
|
|
||
| impl RpcChannel { | ||
| fn send( | ||
| &self, | ||
| msg: RpcMessage, | ||
| ) -> impl Future<Item = mpsc::Sender<RpcMessage>, Error = mpsc::SendError<RpcMessage>> { | ||
| self.0.to_owned().send(msg) | ||
| } | ||
| } | ||
|
|
||
| impl From<mpsc::Sender<RpcMessage>> for RpcChannel { | ||
| fn from(sender: mpsc::Sender<RpcMessage>) -> Self { | ||
| RpcChannel(sender) | ||
| } | ||
| } | ||
|
|
||
| /// The future returned by the rpc call. | ||
| pub struct RpcFuture { | ||
| recv: oneshot::Receiver<Result<Value, RpcError>>, | ||
| } | ||
|
|
||
| impl RpcFuture { | ||
| /// Creates a new `RpcFuture`. | ||
| pub fn new(recv: oneshot::Receiver<Result<Value, RpcError>>) -> Self { | ||
| RpcFuture { recv } | ||
| } | ||
| } | ||
|
|
||
| impl Future for RpcFuture { | ||
| type Item = Value; | ||
| type Error = RpcError; | ||
|
|
||
| fn poll(&mut self) -> Result<Async<Self::Item>, Self::Error> { | ||
| // TODO should timeout (#410) | ||
| match self.recv.poll() { | ||
| Ok(Async::Ready(Ok(value))) => Ok(Async::Ready(value)), | ||
| Ok(Async::Ready(Err(error))) => Err(error), | ||
| Ok(Async::NotReady) => Ok(Async::NotReady), | ||
| Err(error) => Err(RpcError::Other(error.into())), | ||
| } | ||
| } | ||
| } | ||
|
|
||
| /// Client for raw JSON RPC requests | ||
| #[derive(Clone)] | ||
| pub struct RawClient(RpcChannel); | ||
|
|
||
| impl From<RpcChannel> for RawClient { | ||
| fn from(channel: RpcChannel) -> Self { | ||
| RawClient(channel) | ||
| } | ||
| } | ||
|
|
||
| impl RawClient { | ||
| /// Call RPC with raw JSON | ||
| pub fn call_method(&self, method: &str, params: Params) -> impl Future<Item = Value, Error = RpcError> { | ||
| let (sender, receiver) = oneshot::channel(); | ||
| let msg = RpcMessage { | ||
| method: method.into(), | ||
| params, | ||
| sender, | ||
| }; | ||
| self.0 | ||
| .send(msg) | ||
| .map_err(|error| RpcError::Other(error.into())) | ||
| .and_then(|_| RpcFuture::new(receiver)) | ||
| } | ||
| } | ||
|
|
||
| /// Client for typed JSON RPC requests | ||
| #[derive(Clone)] | ||
| pub struct TypedClient(RawClient); | ||
|
|
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| impl From<RpcChannel> for TypedClient { | ||
| fn from(channel: RpcChannel) -> Self { | ||
| TypedClient(channel.into()) | ||
| } | ||
| } | ||
|
|
||
| impl TypedClient { | ||
| /// Create new TypedClient | ||
| pub fn new(raw_cli: RawClient) -> Self { | ||
| TypedClient(raw_cli) | ||
| } | ||
|
|
||
| /// Call RPC with serialization of request and deserialization of response | ||
| pub fn call_method<T: Serialize, R: DeserializeOwned + 'static>( | ||
| &self, | ||
| method: &str, | ||
| returns: &'static str, | ||
| args: T, | ||
| ) -> impl Future<Item = R, Error = RpcError> { | ||
| let args = | ||
| serde_json::to_value(args).expect("Only types with infallible serialisation can be used for JSON-RPC"); | ||
| let params = match args { | ||
| Value::Array(vec) => Params::Array(vec), | ||
| Value::Null => Params::None, | ||
| _ => { | ||
| return future::Either::A(future::err(RpcError::Other(format_err!( | ||
| "RPC params should serialize to a JSON array, or null" | ||
| )))) | ||
| } | ||
| }; | ||
|
|
||
| future::Either::B(self.0.call_method(method, params).and_then(move |value: Value| { | ||
| log::debug!("response: {:?}", value); | ||
| let result = | ||
| serde_json::from_value::<R>(value).map_err(|error| RpcError::ParseError(returns.into(), error.into())); | ||
| future::done(result) | ||
| })) | ||
| } | ||
| } | ||
|
|
||
| #[cfg(test)] | ||
| mod tests { | ||
| use super::*; | ||
| use crate::transports::local; | ||
| use crate::{RpcChannel, RpcError, TypedClient}; | ||
| use jsonrpc_core::{self, IoHandler}; | ||
|
|
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| #[derive(Clone)] | ||
| struct AddClient(TypedClient); | ||
|
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| impl From<RpcChannel> for AddClient { | ||
| fn from(channel: RpcChannel) -> Self { | ||
| AddClient(channel.into()) | ||
| } | ||
| } | ||
|
|
||
| impl AddClient { | ||
| fn add(&self, a: u64, b: u64) -> impl Future<Item = u64, Error = RpcError> { | ||
| self.0.call_method("add", "u64", (a, b)) | ||
| } | ||
| } | ||
|
|
||
| #[test] | ||
| fn test_client_terminates() { | ||
| let mut handler = IoHandler::new(); | ||
| handler.add_method("add", |params: Params| { | ||
| let (a, b) = params.parse::<(u64, u64)>()?; | ||
| let res = a + b; | ||
| Ok(jsonrpc_core::to_value(res).unwrap()) | ||
| }); | ||
|
|
||
| let (client, rpc_client) = local::connect::<AddClient, _, _>(handler); | ||
| let fut = client | ||
| .clone() | ||
| .add(3, 4) | ||
| .and_then(move |res| client.add(res, 5)) | ||
| .join(rpc_client) | ||
| .map(|(res, ())| { | ||
| assert_eq!(res, 12); | ||
| }) | ||
| .map_err(|err| { | ||
| eprintln!("{:?}", err); | ||
| assert!(false); | ||
| }); | ||
| tokio::run(fut); | ||
| } | ||
| } | ||
| //! JSON-RPC client implementation primitives. | ||
| //! | ||
| //! By default this crate does not implement any transports, | ||
| //! use corresponding features (`tls`, `http` or `ws`) to opt-in for them. | ||
| //! | ||
| //! See documentation of [`jsonrpc-client-transports`](../jsonrpc_client_transports/) for more details. | ||
|
|
||
| pub use jsonrpc_client_transports::*; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,50 @@ | ||
| [package] | ||
| authors = ["Parity Technologies <admin@parity.io>"] | ||
| description = "Transport agnostic JSON-RPC 2.0 client implementation." | ||
| documentation = "https://docs.rs/jsonrpc-client-transports/" | ||
| edition = "2018" | ||
| homepage = "https://github.com/paritytech/jsonrpc" | ||
| keywords = ["jsonrpc", "json-rpc", "json", "rpc", "serde"] | ||
| license = "MIT" | ||
| name = "jsonrpc-client-transports" | ||
| repository = "https://github.com/paritytech/jsonrpc" | ||
| version = "12.0.0" | ||
|
|
||
| categories = [ | ||
| "asynchronous", | ||
| "network-programming", | ||
| "web-programming::http-client", | ||
| "web-programming::http-server", | ||
| "web-programming::websocket", | ||
| ] | ||
|
|
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| [features] | ||
| default = ["http", "tls", "ws"] | ||
| tls = ["hyper-tls", "http"] | ||
| http = ["hyper"] | ||
| ws = [ | ||
| "websocket", | ||
| "tokio", | ||
| ] | ||
|
|
||
| [dependencies] | ||
| failure = "0.1" | ||
| futures = "0.1.26" | ||
| hyper = { version = "0.12", optional = true } | ||
| hyper-tls = { version = "0.3.2", optional = true } | ||
| jsonrpc-core = { version = "12.0", path = "../../core" } | ||
| log = "0.4" | ||
| serde = "1.0" | ||
| serde_json = "1.0" | ||
| tokio = { version = "0.1", optional = true } | ||
| websocket = { version = "0.22", optional = true } | ||
|
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| [dev-dependencies] | ||
| assert_matches = "1.1" | ||
| jsonrpc-http-server = { version = "12.0", path = "../../http" } | ||
| lazy_static = "1.0" | ||
| env_logger = "0.6" | ||
| tokio = "0.1" | ||
|
|
||
| [badges] | ||
| travis-ci = { repository = "paritytech/jsonrpc", branch = "master"} |
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