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Merge branch 'master' into signer-ui

This commit is contained in:
Tomasz Drwięga 2016-06-06 10:06:48 +02:00
parent 3e2479cf40 c8c47ebe32
commit 9572f6e5fc
51 changed files with 1343 additions and 612 deletions
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3
Cargo.lock generated
View File

@ -272,6 +272,7 @@ dependencies = [
"jsonrpc-core 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
"jsonrpc-http-server 5.1.0 (git+https://github.com/ethcore/jsonrpc-http-server.git)",
"log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
"mime_guess 1.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
"parity-dapps 0.3.0 (git+https://github.com/ethcore/parity-dapps-rs.git)",
"parity-dapps-builtins 0.5.0 (git+https://github.com/ethcore/parity-dapps-builtins-rs.git)",
"parity-dapps-dao 0.3.0 (git+https://github.com/ethcore/parity-dapps-dao-rs.git)",
@ -894,7 +895,7 @@ dependencies = [
[[package]]
name = "parity-dapps-builtins"
version = "0.5.0"
source = "git+https://github.com/ethcore/parity-dapps-builtins-rs.git#eb86a2954f04d3aa5547a8c4bb77ae7aad09bf55"
source = "git+https://github.com/ethcore/parity-dapps-builtins-rs.git#8bbf0421e376f9496d70adc62c1c6d7f492df817"
dependencies = [
"parity-dapps 0.3.0 (git+https://github.com/ethcore/parity-dapps-rs.git)",
]

1
dapps/Cargo.toml
View File

@ -27,6 +27,7 @@ parity-dapps-builtins = { git = "https://github.com/ethcore/parity-dapps-builtin
parity-dapps-wallet = { git = "https://github.com/ethcore/parity-dapps-wallet-rs.git", version = "0.5.0", optional = true }
parity-dapps-dao = { git = "https://github.com/ethcore/parity-dapps-dao-rs.git", version = "0.3.0", optional = true }
parity-dapps-makerotc = { git = "https://github.com/ethcore/parity-dapps-makerotc-rs.git", version = "0.2.0", optional = true }
mime_guess = { version = "1.6.1" }
clippy = { version = "0.0.69", optional = true}
[build-dependencies]

28
dapps/src/api/api.rs
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@ -15,7 +15,7 @@
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
use std::sync::Arc;
use endpoint::{Endpoint, Endpoints, Handler, EndpointPath};
use endpoint::{Endpoint, Endpoints, EndpointInfo, Handler, EndpointPath};
use api::response::as_json;
@ -23,8 +23,8 @@ pub struct RestApi {
endpoints: Arc<Endpoints>,
}
#[derive(Debug, PartialEq, Serialize)]
struct App {
#[derive(Debug, PartialEq, Serialize, Deserialize)]
pub struct App {
pub id: String,
pub name: String,
pub description: String,
@ -34,6 +34,19 @@ struct App {
pub icon_url: String,
}
impl App {
fn from_info(id: &str, info: &EndpointInfo) -> Self {
App {
id: id.to_owned(),
name: info.name.to_owned(),
description: info.description.to_owned(),
version: info.version.to_owned(),
author: info.author.to_owned(),
icon_url: info.icon_url.to_owned(),
}
}
}
impl RestApi {
pub fn new(endpoints: Arc<Endpoints>) -> Box<Endpoint> {
Box::new(RestApi {
@ -43,14 +56,7 @@ impl RestApi {
fn list_apps(&self) -> Vec<App> {
self.endpoints.iter().filter_map(|(ref k, ref e)| {
e.info().map(|ref info| App {
id: k.to_owned().clone(),
name: info.name.to_owned(),
description: info.description.to_owned(),
version: info.version.to_owned(),
author: info.author.to_owned(),
icon_url: info.icon_url.to_owned(),
})
e.info().map(|ref info| App::from_info(k, info))
}).collect()
}
}

1
dapps/src/api/mod.rs.in
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@ -18,3 +18,4 @@ mod api;
mod response;
pub use self::api::RestApi;
pub use self::api::App;

116
dapps/src/apps/fs.rs Normal file
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@ -0,0 +1,116 @@
// Copyright 2015, 2016 Ethcore (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
use serde_json;
use std::io;
use std::io::Read;
use std::fs;
use std::path::PathBuf;
use page::LocalPageEndpoint;
use endpoint::{Endpoints, EndpointInfo};
use api::App;
struct LocalDapp {
id: String,
path: PathBuf,
info: EndpointInfo,
}
fn local_dapps(dapps_path: String) -> Vec<LocalDapp> {
let files = fs::read_dir(dapps_path.as_str());
if let Err(e) = files {
warn!(target: "dapps", "Unable to load local dapps from: {}. Reason: {:?}", dapps_path, e);
return vec![];
}
let files = files.expect("Check is done earlier");
files.map(|dir| {
let entry = try!(dir);
let file_type = try!(entry.file_type());
// skip files
if file_type.is_file() {
return Err(io::Error::new(io::ErrorKind::NotFound, "Not a file"));
}
// take directory name and path
entry.file_name().into_string()
.map(|name| (name, entry.path()))
.map_err(|e| {
info!(target: "dapps", "Unable to load dapp: {:?}. Reason: {:?}", entry.path(), e);
io::Error::new(io::ErrorKind::NotFound, "Invalid name")
})
})
.filter_map(|m| {
if let Err(ref e) = m {
debug!(target: "dapps", "Ignoring local dapp: {:?}", e);
}
m.ok()
})
.map(|(name, path)| {
// try to get manifest file
let info = read_manifest(&name, path.clone());
LocalDapp {
id: name,
path: path,
info: info,
}
})
.collect()
}
fn read_manifest(name: &str, mut path: PathBuf) -> EndpointInfo {
path.push("manifest.json");
fs::File::open(path.clone())
.map_err(|e| format!("{:?}", e))
.and_then(|mut f| {
// Reat file
let mut s = String::new();
try!(f.read_to_string(&mut s).map_err(|e| format!("{:?}", e)));
// Try to deserialize manifest
serde_json::from_str::<App>(&s).map_err(|e| format!("{:?}", e))
})
.map(|app| EndpointInfo {
name: app.name,
description: app.description,
version: app.version,
author: app.author,
icon_url: app.icon_url,
})
.unwrap_or_else(|e| {
warn!(target: "dapps", "Cannot read manifest file at: {:?}. Error: {:?}", path, e);
EndpointInfo {
name: name.into(),
description: name.into(),
version: "0.0.0".into(),
author: "?".into(),
icon_url: "icon.png".into(),
}
})
}
pub fn local_endpoints(dapps_path: String) -> Endpoints {
let mut pages = Endpoints::new();
for dapp in local_dapps(dapps_path) {
pages.insert(
dapp.id,
Box::new(LocalPageEndpoint::new(dapp.path, dapp.info))
);
}
pages
}

13
dapps/src/apps.rs → dapps/src/apps/mod.rs
View File

@ -19,10 +19,11 @@ use page::PageEndpoint;
use proxypac::ProxyPac;
use parity_dapps::WebApp;
mod fs;
extern crate parity_dapps_status;
extern crate parity_dapps_builtins;
pub const DAPPS_DOMAIN : &'static str = ".parity";
pub const RPC_PATH : &'static str = "rpc";
pub const API_PATH : &'static str = "api";
@ -36,22 +37,24 @@ pub fn utils() -> Box<Endpoint> {
Box::new(PageEndpoint::with_prefix(parity_dapps_builtins::App::default(), UTILS_PATH.to_owned()))
}
pub fn all_endpoints() -> Endpoints {
let mut pages = Endpoints::new();
pages.insert("proxy".into(), ProxyPac::boxed());
pub fn all_endpoints(dapps_path: String) -> Endpoints {
// fetch fs dapps at first to avoid overwriting builtins
let mut pages = fs::local_endpoints(dapps_path);
// Home page needs to be safe embed
// because we use Cross-Origin LocalStorage.
// TODO [ToDr] Account naming should be moved to parity.
pages.insert("home".into(), Box::new(
PageEndpoint::new_safe_to_embed(parity_dapps_builtins::App::default())
));
pages.insert("proxy".into(), ProxyPac::boxed());
insert::<parity_dapps_status::App>(&mut pages, "status");
insert::<parity_dapps_status::App>(&mut pages, "parity");
// Optional dapps
wallet_page(&mut pages);
daodapp_page(&mut pages);
makerotc_page(&mut pages);
pages
}

14
dapps/src/endpoint.rs
View File

@ -30,17 +30,17 @@ pub struct EndpointPath {
pub port: u16,
}
#[derive(Debug, PartialEq)]
#[derive(Debug, PartialEq, Clone)]
pub struct EndpointInfo {
pub name: &'static str,
pub description: &'static str,
pub version: &'static str,
pub author: &'static str,
pub icon_url: &'static str,
pub name: String,
pub description: String,
pub version: String,
pub author: String,
pub icon_url: String,
}
pub trait Endpoint : Send + Sync {
fn info(&self) -> Option<EndpointInfo> { None }
fn info(&self) -> Option<&EndpointInfo> { None }
fn to_handler(&self, path: EndpointPath) -> Box<server::Handler<HttpStream>>;
}

13
dapps/src/lib.rs
View File

@ -53,6 +53,7 @@ extern crate jsonrpc_core;
extern crate jsonrpc_http_server;
extern crate parity_dapps;
extern crate ethcore_rpc;
extern crate mime_guess;
mod endpoint;
mod apps;
@ -73,6 +74,7 @@ static DAPPS_DOMAIN : &'static str = ".parity";
/// Webapps HTTP+RPC server build.
pub struct ServerBuilder {
dapps_path: String,
handler: Arc<IoHandler>,
}
@ -84,8 +86,9 @@ impl Extendable for ServerBuilder {
impl ServerBuilder {
/// Construct new dapps server
pub fn new() -> Self {
pub fn new(dapps_path: String) -> Self {
ServerBuilder {
dapps_path: dapps_path,
handler: Arc::new(IoHandler::new())
}
}
@ -93,13 +96,13 @@ impl ServerBuilder {
/// Asynchronously start server with no authentication,
/// returns result with `Server` handle on success or an error.
pub fn start_unsecure_http(&self, addr: &SocketAddr) -> Result<Server, ServerError> {
Server::start_http(addr, NoAuth, self.handler.clone())
Server::start_http(addr, NoAuth, self.handler.clone(), self.dapps_path.clone())
}
/// Asynchronously start server with `HTTP Basic Authentication`,
/// return result with `Server` handle on success or an error.
pub fn start_basic_auth_http(&self, addr: &SocketAddr, username: &str, password: &str) -> Result<Server, ServerError> {
Server::start_http(addr, HttpBasicAuth::single_user(username, password), self.handler.clone())
Server::start_http(addr, HttpBasicAuth::single_user(username, password), self.handler.clone(), self.dapps_path.clone())
}
}
@ -110,10 +113,10 @@ pub struct Server {
}
impl Server {
fn start_http<A: Authorization + 'static>(addr: &SocketAddr, authorization: A, handler: Arc<IoHandler>) -> Result<Server, ServerError> {
fn start_http<A: Authorization + 'static>(addr: &SocketAddr, authorization: A, handler: Arc<IoHandler>, dapps_path: String) -> Result<Server, ServerError> {
let panic_handler = Arc::new(Mutex::new(None));
let authorization = Arc::new(authorization);
let endpoints = Arc::new(apps::all_endpoints());
let endpoints = Arc::new(apps::all_endpoints(dapps_path));
let special = Arc::new({
let mut special = HashMap::new();
special.insert(router::SpecialEndpoint::Rpc, rpc::rpc(handler, panic_handler.clone()));

154
dapps/src/page/builtin.rs Normal file
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@ -0,0 +1,154 @@
// Copyright 2015, 2016 Ethcore (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
use page::handler;
use std::sync::Arc;
use endpoint::{Endpoint, EndpointInfo, EndpointPath, Handler};
use parity_dapps::{WebApp, File, Info};
pub struct PageEndpoint<T : WebApp + 'static> {
/// Content of the files
pub app: Arc<T>,
/// Prefix to strip from the path (when `None` deducted from `app_id`)
pub prefix: Option<String>,
/// Safe to be loaded in frame by other origin. (use wisely!)
safe_to_embed: bool,
info: EndpointInfo,
}
impl<T: WebApp + 'static> PageEndpoint<T> {
/// Creates new `PageEndpoint` for builtin (compile time) Dapp.
pub fn new(app: T) -> Self {
let info = app.info();
PageEndpoint {
app: Arc::new(app),
prefix: None,
safe_to_embed: false,
info: EndpointInfo::from(info),
}
}
/// Create new `PageEndpoint` and specify prefix that should be removed before looking for a file.
/// It's used only for special endpoints (i.e. `/parity-utils/`)
/// So `/parity-utils/inject.js` will be resolved to `/inject.js` is prefix is set.
pub fn with_prefix(app: T, prefix: String) -> Self {
let info = app.info();
PageEndpoint {
app: Arc::new(app),
prefix: Some(prefix),
safe_to_embed: false,
info: EndpointInfo::from(info),
}
}
/// Creates new `PageEndpoint` which can be safely used in iframe
/// even from different origin. It might be dangerous (clickjacking).
/// Use wisely!
pub fn new_safe_to_embed(app: T) -> Self {
let info = app.info();
PageEndpoint {
app: Arc::new(app),
prefix: None,
safe_to_embed: true,
info: EndpointInfo::from(info),
}
}
}
impl<T: WebApp> Endpoint for PageEndpoint<T> {
fn info(&self) -> Option<&EndpointInfo> {
Some(&self.info)
}
fn to_handler(&self, path: EndpointPath) -> Box<Handler> {
Box::new(handler::PageHandler {
app: BuiltinDapp::new(self.app.clone()),
prefix: self.prefix.clone(),
path: path,
file: None,
safe_to_embed: self.safe_to_embed,
})
}
}
impl From<Info> for EndpointInfo {
fn from(info: Info) -> Self {
EndpointInfo {
name: info.name.into(),
description: info.description.into(),
author: info.author.into(),
icon_url: info.icon_url.into(),
version: info.version.into(),
}
}
}
struct BuiltinDapp<T: WebApp + 'static> {
app: Arc<T>,
}
impl<T: WebApp + 'static> BuiltinDapp<T> {
fn new(app: Arc<T>) -> Self {
BuiltinDapp {
app: app,
}
}
}
impl<T: WebApp + 'static> handler::Dapp for BuiltinDapp<T> {
type DappFile = BuiltinDappFile<T>;
fn file(&self, path: &str) -> Option<Self::DappFile> {
self.app.file(path).map(|_| {
BuiltinDappFile {
app: self.app.clone(),
path: path.into(),
write_pos: 0,
}
})
}
}
struct BuiltinDappFile<T: WebApp + 'static> {
app: Arc<T>,
path: String,
write_pos: usize,
}
impl<T: WebApp + 'static> BuiltinDappFile<T> {
fn file(&self) -> &File {
self.app.file(&self.path).expect("Check is done when structure is created.")
}
}
impl<T: WebApp + 'static> handler::DappFile for BuiltinDappFile<T> {
fn content_type(&self) -> &str {
self.file().content_type
}
fn is_drained(&self) -> bool {
self.write_pos == self.file().content.len()
}
fn next_chunk(&mut self) -> &[u8] {
&self.file().content[self.write_pos..]
}
fn bytes_written(&mut self, bytes: usize) {
self.write_pos += bytes;
}
}

207
dapps/src/page/handler.rs Normal file
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@ -0,0 +1,207 @@
// Copyright 2015, 2016 Ethcore (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// 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::io::Write;
use hyper::header;
use hyper::server;
use hyper::uri::RequestUri;
use hyper::net::HttpStream;
use hyper::status::StatusCode;
use hyper::{Decoder, Encoder, Next};
use endpoint::EndpointPath;
/// Represents a file that can be sent to client.
/// Implementation should keep track of bytes already sent internally.
pub trait DappFile: Send {
/// Returns a content-type of this file.
fn content_type(&self) -> &str;
/// Checks if all bytes from that file were written.
fn is_drained(&self) -> bool;
/// Fetch next chunk to write to the client.
fn next_chunk(&mut self) -> &[u8];
/// How many files have been written to the client.
fn bytes_written(&mut self, bytes: usize);
}
/// Dapp as a (dynamic) set of files.
pub trait Dapp: Send + 'static {
/// File type
type DappFile: DappFile;
/// Returns file under given path.
fn file(&self, path: &str) -> Option<Self::DappFile>;
}
/// A handler for a single webapp.
/// Resolves correct paths and serves as a plumbing code between
/// hyper server and dapp.
pub struct PageHandler<T: Dapp> {
/// A Dapp.
pub app: T,
/// File currently being served (or `None` if file does not exist).
pub file: Option<T::DappFile>,
/// Optional prefix to strip from path.
pub prefix: Option<String>,
/// Requested path.
pub path: EndpointPath,
/// Flag indicating if the file can be safely embeded (put in iframe).
pub safe_to_embed: bool,
}
impl<T: Dapp> PageHandler<T> {
fn extract_path(&self, path: &str) -> String {
let app_id = &self.path.app_id;
let prefix = "/".to_owned() + self.prefix.as_ref().unwrap_or(app_id);
let prefix_with_slash = prefix.clone() + "/";
let query_pos = path.find('?').unwrap_or_else(|| path.len());
// Index file support
match path == "/" || path == &prefix || path == &prefix_with_slash {
true => "index.html".to_owned(),
false => if path.starts_with(&prefix_with_slash) {
path[prefix_with_slash.len()..query_pos].to_owned()
} else if path.starts_with("/") {
path[1..query_pos].to_owned()
} else {
path[0..query_pos].to_owned()
}
}
}
}
impl<T: Dapp> server::Handler<HttpStream> for PageHandler<T> {
fn on_request(&mut self, req: server::Request) -> Next {
self.file = match *req.uri() {
RequestUri::AbsolutePath(ref path) => {
self.app.file(&self.extract_path(path))
},
RequestUri::AbsoluteUri(ref url) => {
self.app.file(&self.extract_path(url.path()))
},
_ => None,
};
Next::write()
}
fn on_request_readable(&mut self, _decoder: &mut Decoder<HttpStream>) -> Next {
Next::write()
}
fn on_response(&mut self, res: &mut server::Response) -> Next {
if let Some(ref f) = self.file {
res.set_status(StatusCode::Ok);
res.headers_mut().set(header::ContentType(f.content_type().parse().unwrap()));
if !self.safe_to_embed {
res.headers_mut().set_raw("X-Frame-Options", vec![b"SAMEORIGIN".to_vec()]);
}
Next::write()
} else {
res.set_status(StatusCode::NotFound);
Next::write()
}
}
fn on_response_writable(&mut self, encoder: &mut Encoder<HttpStream>) -> Next {
match self.file {
None => Next::end(),
Some(ref f) if f.is_drained() => Next::end(),
Some(ref mut f) => match encoder.write(f.next_chunk()) {
Ok(bytes) => {
f.bytes_written(bytes);
Next::write()
},
Err(e) => match e.kind() {
::std::io::ErrorKind::WouldBlock => Next::write(),
_ => Next::end(),
},
}
}
}
}
#[cfg(test)]
mod test {
use super::*;
pub struct TestWebAppFile;
impl DappFile for TestWebAppFile {
fn content_type(&self) -> &str {
unimplemented!()
}
fn is_drained(&self) -> bool {
unimplemented!()
}
fn next_chunk(&mut self) -> &[u8] {
unimplemented!()
}
fn bytes_written(&mut self, _bytes: usize) {
unimplemented!()
}
}
#[derive(Default)]
pub struct TestWebapp;
impl Dapp for TestWebapp {
type DappFile = TestWebAppFile;
fn file(&self, _path: &str) -> Option<Self::DappFile> {
None
}
}
}
#[test]
fn should_extract_path_with_appid() {
// given
let path1 = "/";
let path2= "/test.css";
let path3 = "/app/myfile.txt";
let path4 = "/app/myfile.txt?query=123";
let page_handler = PageHandler {
app: test::TestWebapp,
prefix: None,
path: EndpointPath {
app_id: "app".to_owned(),
host: "".to_owned(),
port: 8080
},
file: None,
safe_to_embed: true,
};
// when
let res1 = page_handler.extract_path(path1);
let res2 = page_handler.extract_path(path2);
let res3 = page_handler.extract_path(path3);
let res4 = page_handler.extract_path(path4);
// then
assert_eq!(&res1, "index.html");
assert_eq!(&res2, "test.css");
assert_eq!(&res3, "myfile.txt");
assert_eq!(&res4, "myfile.txt");
}

118
dapps/src/page/local.rs Normal file
View File

@ -0,0 +1,118 @@
// Copyright 2015, 2016 Ethcore (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
use mime_guess;
use std::io::{Seek, Read, SeekFrom};
use std::fs;
use std::path::PathBuf;
use page::handler;
use endpoint::{Endpoint, EndpointInfo, EndpointPath, Handler};
pub struct LocalPageEndpoint {
path: PathBuf,
info: EndpointInfo,
}
impl LocalPageEndpoint {
pub fn new(path: PathBuf, info: EndpointInfo) -> Self {
LocalPageEndpoint {
path: path,
info: info,
}
}
}
impl Endpoint for LocalPageEndpoint {
fn info(&self) -> Option<&EndpointInfo> {
Some(&self.info)
}
fn to_handler(&self, path: EndpointPath) -> Box<Handler> {
Box::new(handler::PageHandler {
app: LocalDapp::new(self.path.clone()),
prefix: None,
path: path,
file: None,
safe_to_embed: false,
})
}
}
struct LocalDapp {
path: PathBuf,
}
impl LocalDapp {
fn new(path: PathBuf) -> Self {
LocalDapp {
path: path
}
}
}
impl handler::Dapp for LocalDapp {
type DappFile = LocalFile;
fn file(&self, file_path: &str) -> Option<Self::DappFile> {
let mut path = self.path.clone();
for part in file_path.split('/') {
path.push(part);
}
// Check if file exists
fs::File::open(path.clone()).ok().map(|file| {
let content_type = mime_guess::guess_mime_type(path);
let len = file.metadata().ok().map_or(0, |meta| meta.len());
LocalFile {
content_type: content_type.to_string(),
buffer: [0; 4096],
file: file,
pos: 0,
len: len,
}
})
}
}
struct LocalFile {
content_type: String,
buffer: [u8; 4096],
file: fs::File,
len: u64,
pos: u64,
}
impl handler::DappFile for LocalFile {
fn content_type(&self) -> &str {
&self.content_type
}
fn is_drained(&self) -> bool {
self.pos == self.len
}
fn next_chunk(&mut self) -> &[u8] {
let _ = self.file.seek(SeekFrom::Start(self.pos));
if let Ok(n) = self.file.read(&mut self.buffer) {
&self.buffer[0..n]
} else {
&self.buffer[0..0]
}
}
fn bytes_written(&mut self, bytes: usize) {
self.pos += bytes as u64;
}
}

215
dapps/src/page/mod.rs
View File

@ -14,216 +14,11 @@
// 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::sync::Arc;
use std::io::Write;
use hyper::uri::RequestUri;
use hyper::server;
use hyper::header;
use hyper::status::StatusCode;
use hyper::net::HttpStream;
use hyper::{Decoder, Encoder, Next};
use endpoint::{Endpoint, EndpointInfo, EndpointPath};
use parity_dapps::{WebApp, Info};
pub struct PageEndpoint<T : WebApp + 'static> {
/// Content of the files
pub app: Arc<T>,
/// Prefix to strip from the path (when `None` deducted from `app_id`)
pub prefix: Option<String>,
/// Safe to be loaded in frame by other origin. (use wisely!)
safe_to_embed: bool,
}
mod builtin;
mod local;
mod handler;
impl<T: WebApp + 'static> PageEndpoint<T> {
pub fn new(app: T) -> Self {
PageEndpoint {
app: Arc::new(app),
prefix: None,
safe_to_embed: false,
}
}
pub use self::local::LocalPageEndpoint;
pub use self::builtin::PageEndpoint;
pub fn with_prefix(app: T, prefix: String) -> Self {
PageEndpoint {
app: Arc::new(app),
prefix: Some(prefix),
safe_to_embed: false,
}
}
/// Creates new `PageEndpoint` which can be safely used in iframe
/// even from different origin. It might be dangerous (clickjacking).
/// Use wisely!
pub fn new_safe_to_embed(app: T) -> Self {
PageEndpoint {
app: Arc::new(app),
prefix: None,
safe_to_embed: true,
}
}
}
impl<T: WebApp> Endpoint for PageEndpoint<T> {
fn info(&self) -> Option<EndpointInfo> {
Some(EndpointInfo::from(self.app.info()))
}
fn to_handler(&self, path: EndpointPath) -> Box<server::Handler<HttpStream>> {
Box::new(PageHandler {
app: self.app.clone(),
prefix: self.prefix.clone(),
path: path,
file: None,
write_pos: 0,
safe_to_embed: self.safe_to_embed,
})
}
}
impl From<Info> for EndpointInfo {
fn from(info: Info) -> Self {
EndpointInfo {
name: info.name,
description: info.description,
author: info.author,
icon_url: info.icon_url,
version: info.version,
}
}
}
struct PageHandler<T: WebApp + 'static> {
app: Arc<T>,
prefix: Option<String>,
path: EndpointPath,
file: Option<String>,
write_pos: usize,
safe_to_embed: bool,
}
impl<T: WebApp + 'static> PageHandler<T> {
fn extract_path(&self, path: &str) -> String {
let app_id = &self.path.app_id;
let prefix = "/".to_owned() + self.prefix.as_ref().unwrap_or(app_id);
let prefix_with_slash = prefix.clone() + "/";
let query_pos = path.find('?').unwrap_or_else(|| path.len());
// Index file support
match path == "/" || path == &prefix || path == &prefix_with_slash {
true => "index.html".to_owned(),
false => if path.starts_with(&prefix_with_slash) {
path[prefix_with_slash.len()..query_pos].to_owned()
} else if path.starts_with("/") {
path[1..query_pos].to_owned()
} else {
path[0..query_pos].to_owned()
}
}
}
}
impl<T: WebApp + 'static> server::Handler<HttpStream> for PageHandler<T> {
fn on_request(&mut self, req: server::Request) -> Next {
self.file = match *req.uri() {
RequestUri::AbsolutePath(ref path) => {
Some(self.extract_path(path))
},
RequestUri::AbsoluteUri(ref url) => {
Some(self.extract_path(url.path()))
},
_ => None,
};
Next::write()
}
fn on_request_readable(&mut self, _decoder: &mut Decoder<HttpStream>) -> Next {
Next::write()
}
fn on_response(&mut self, res: &mut server::Response) -> Next {
if let Some(f) = self.file.as_ref().and_then(|f| self.app.file(f)) {
res.set_status(StatusCode::Ok);
res.headers_mut().set(header::ContentType(f.content_type.parse().unwrap()));
if !self.safe_to_embed {
res.headers_mut().set_raw("X-Frame-Options", vec![b"SAMEORIGIN".to_vec()]);
}
Next::write()
} else {
res.set_status(StatusCode::NotFound);
Next::write()
}
}
fn on_response_writable(&mut self, encoder: &mut Encoder<HttpStream>) -> Next {
let (wrote, res) = {
let file = self.file.as_ref().and_then(|f| self.app.file(f));
match file {
None => (None, Next::end()),
Some(f) if self.write_pos == f.content.len() => (None, Next::end()),
Some(f) => match encoder.write(&f.content[self.write_pos..]) {
Ok(bytes) => (Some(bytes), Next::write()),
Err(e) => match e.kind() {
::std::io::ErrorKind::WouldBlock => (None, Next::write()),
_ => (None, Next::end())
},
}
}
};
if let Some(bytes) = wrote {
self.write_pos += bytes;
}
res
}
}
#[cfg(test)]
use parity_dapps::File;
#[cfg(test)]
#[derive(Default)]
struct TestWebapp;
#[cfg(test)]
impl WebApp for TestWebapp {
fn file(&self, _path: &str) -> Option<&File> {
None
}
fn info(&self) -> Info {
unimplemented!()
}
}
#[test]
fn should_extract_path_with_appid() {
// given
let path1 = "/";
let path2= "/test.css";
let path3 = "/app/myfile.txt";
let path4 = "/app/myfile.txt?query=123";
let page_handler = PageHandler {
app: Arc::new(TestWebapp),
prefix: None,
path: EndpointPath {
app_id: "app".to_owned(),
host: "".to_owned(),
port: 8080
},
file: None,
write_pos: 0,
safe_to_embed: true,
};
// when
let res1 = page_handler.extract_path(path1);
let res2 = page_handler.extract_path(path2);
let res3 = page_handler.extract_path(path3);
let res4 = page_handler.extract_path(path4);
// then
assert_eq!(&res1, "index.html");
assert_eq!(&res2, "test.css");
assert_eq!(&res3, "myfile.txt");
assert_eq!(&res4, "myfile.txt");
}

2
ethcore/src/account.rs
View File

@ -51,8 +51,6 @@ impl Account {
}
}
#[cfg(test)]
#[cfg(feature = "json-tests")]
/// General constructor.
pub fn from_pod(pod: PodAccount) -> Account {
Account {

27
ethcore/src/client/client.rs
View File

@ -37,7 +37,7 @@ use filter::Filter;
use log_entry::LocalizedLogEntry;
use block_queue::{BlockQueue, BlockQueueInfo};
use blockchain::{BlockChain, BlockProvider, TreeRoute, ImportRoute};
use client::{BlockID, TransactionID, UncleID, TraceId, ClientConfig, BlockChainClient, MiningBlockChainClient, TraceFilter};
use client::{BlockID, TransactionID, UncleID, TraceId, ClientConfig, BlockChainClient, MiningBlockChainClient, TraceFilter, CallAnalytics};
use client::Error as ClientError;
use env_info::EnvInfo;
use executive::{Executive, Executed, TransactOptions, contract_address};
@ -429,14 +429,14 @@ impl<V> Client<V> where V: Verifier {
TransactionID::Hash(ref hash) => self.chain.transaction_address(hash),
TransactionID::Location(id, index) => Self::block_hash(&self.chain, id).map(|hash| TransactionAddress {
block_hash: hash,
index: index
index: index,
})
}
}
}
impl<V> BlockChainClient for Client<V> where V: Verifier {
fn call(&self, t: &SignedTransaction, vm_tracing: bool) -> Result<Executed, ExecutionError> {
fn call(&self, t: &SignedTransaction, analytics: CallAnalytics) -> Result<Executed, ExecutionError> {
let header = self.block_header(BlockID::Latest).unwrap();
let view = HeaderView::new(&header);
let last_hashes = self.build_last_hashes(view.hash());
@ -456,11 +456,21 @@ impl<V> BlockChainClient for Client<V> where V: Verifier {
ExecutionError::TransactionMalformed(message)
}));
let balance = state.balance(&sender);
// give the sender a decent balance
state.sub_balance(&sender, &balance);
state.add_balance(&sender, &(U256::from(1) << 200));
let options = TransactOptions { tracing: false, vm_tracing: vm_tracing, check_nonce: false };
Executive::new(&mut state, &env_info, self.engine.deref().deref(), &self.vm_factory).transact(t, options)
let needed_balance = t.value + t.gas * t.gas_price;
if balance < needed_balance {
// give the sender a sufficient balance
state.add_balance(&sender, &(needed_balance - balance));
}
let options = TransactOptions { tracing: false, vm_tracing: analytics.vm_tracing, check_nonce: false };
let mut ret = Executive::new(&mut state, &env_info, self.engine.deref().deref(), &self.vm_factory).transact(t, options);
// TODO gav move this into Executive.
if analytics.state_diffing {
if let Ok(ref mut x) = ret {
x.state_diff = Some(state.diff_from(self.state()));
}
}
ret
}
fn vm_factory(&self) -> &EvmFactory {
@ -505,7 +515,6 @@ impl<V> BlockChainClient for Client<V> where V: Verifier {
self.state_at(id).map(|s| s.nonce(address))
}
fn block_hash(&self, id: BlockID) -> Option<H256> {
Self::block_hash(&self.chain, id)
}

11
ethcore/src/client/mod.rs
View File

@ -49,6 +49,15 @@ use evm::Factory as EvmFactory;
use miner::{TransactionImportResult};
use error::Error as EthError;
/// Options concerning what analytics we run on the call.
#[derive(Eq, PartialEq, Default, Clone, Copy, Debug)]
pub struct CallAnalytics {
/// Make a VM trace.
pub vm_tracing: bool,
/// Make a diff.
pub state_diffing: bool,
}
/// Blockchain database client. Owns and manages a blockchain and a block queue.
pub trait BlockChainClient : Sync + Send {
/// Get raw block header data by block id.
@ -158,7 +167,7 @@ pub trait BlockChainClient : Sync + Send {
/// Makes a non-persistent transaction call.
// TODO: should be able to accept blockchain location for call.
fn call(&self, t: &SignedTransaction, vm_tracing: bool) -> Result<Executed, ExecutionError>;
fn call(&self, t: &SignedTransaction, analytics: CallAnalytics) -> Result<Executed, ExecutionError>;
/// Returns EvmFactory.
fn vm_factory(&self) -> &EvmFactory;

4
ethcore/src/client/test_client.rs
View File

@ -20,7 +20,7 @@ use std::sync::atomic::{AtomicUsize, Ordering as AtomicOrder};
use util::*;
use transaction::{Transaction, LocalizedTransaction, SignedTransaction, Action};
use blockchain::TreeRoute;
use client::{BlockChainClient, MiningBlockChainClient, BlockChainInfo, BlockStatus, BlockID, TransactionID, UncleID, TraceId, TraceFilter, LastHashes};
use client::{BlockChainClient, MiningBlockChainClient, BlockChainInfo, BlockStatus, BlockID, TransactionID, UncleID, TraceId, TraceFilter, LastHashes, CallAnalytics};
use header::{Header as BlockHeader, BlockNumber};
use filter::Filter;
use log_entry::LocalizedLogEntry;
@ -251,7 +251,7 @@ impl MiningBlockChainClient for TestBlockChainClient {
}
impl BlockChainClient for TestBlockChainClient {
fn call(&self, _t: &SignedTransaction, _vm_tracing: bool) -> Result<Executed, ExecutionError> {
fn call(&self, _t: &SignedTransaction, _analytics: CallAnalytics) -> Result<Executed, ExecutionError> {
Ok(self.execution_result.read().unwrap().clone().unwrap())
}

42
ethcore/src/evm/evm.rs
View File

@ -63,13 +63,43 @@ pub enum Error {
Internal,
}
/// Evm result.
///
/// Returns `gas_left` if execution is successful, otherwise error.
pub type Result = result::Result<U256, Error>;
/// A specialized version of Result over EVM errors.
pub type Result<T> = ::std::result::Result<T, Error>;
/// Evm interface.
/// Gas Left: either it is a known value, or it needs to be computed by processing
/// a return instruction.
#[derive(Debug, PartialEq, Eq, PartialOrd, Ord)]
pub enum GasLeft<'a> {
/// Known gas left
Known(U256),
/// Return instruction must be processed.
NeedsReturn(U256, &'a [u8]),
}
/// Types that can be "finalized" using an EVM.
///
/// In practice, this is just used to define an inherent impl on
/// `Reult<GasLeft<'a>>`.
pub trait Finalize {
/// Consume the externalities, call return if necessary, and produce a final amount of gas left.
fn finalize<E: Ext>(self, ext: E) -> Result<U256>;
}
impl<'a> Finalize for Result<GasLeft<'a>> {
fn finalize<E: Ext>(self, ext: E) -> Result<U256> {
match self {
Ok(GasLeft::Known(gas)) => Ok(gas),
Ok(GasLeft::NeedsReturn(gas, ret_code)) => ext.ret(&gas, ret_code),
Err(err) => Err(err),
}
}
}
/// Evm interface
pub trait Evm {
/// This function should be used to execute transaction.
fn exec(&self, params: ActionParams, ext: &mut Ext) -> Result;
///
/// It returns either an error, a known amount of gas left, or parameters to be used
/// to compute the final gas left.
fn exec(&mut self, params: ActionParams, ext: &mut Ext) -> Result<GasLeft>;
}

4
ethcore/src/evm/ext.rs
View File

@ -17,7 +17,7 @@
//! Interface for Evm externalities.
use util::common::*;
use evm::{Schedule, Error};
use evm::{self, Schedule};
use env_info::*;
/// Result of externalities create function.
@ -85,7 +85,7 @@ pub trait Ext {
/// Should be called when transaction calls `RETURN` opcode.
/// Returns gas_left if cost of returning the data is not too high.
fn ret(&mut self, gas: &U256, data: &[u8]) -> Result<U256, Error>;
fn ret(self, gas: &U256, data: &[u8]) -> evm::Result<U256> where Self: Sized;
/// Should be called when contract commits suicide.
/// Address to which funds should be refunded.

6
ethcore/src/evm/factory.rs
View File

@ -89,10 +89,10 @@ impl Factory {
pub fn create(&self) -> Box<Evm> {
match self.evm {
VMType::Jit => {
Box::new(super::jit::JitEvm)
Box::new(super::jit::JitEvm::default())
},
VMType::Interpreter => {
Box::new(super::interpreter::Interpreter)
Box::new(super::interpreter::Interpreter::default())
}
}
}
@ -102,7 +102,7 @@ impl Factory {
pub fn create(&self) -> Box<Evm> {
match self.evm {
VMType::Interpreter => {
Box::new(super::interpreter::Interpreter)
Box::new(super::interpreter::Interpreter::default())
}
}
}

109
ethcore/src/evm/interpreter.rs
View File

@ -21,7 +21,7 @@ use trace::VMTracer;
use super::instructions as instructions;
use super::instructions::{Instruction, get_info};
use std::marker::Copy;
use evm::{self, MessageCallResult, ContractCreateResult};
use evm::{self, MessageCallResult, ContractCreateResult, GasLeft};
#[cfg(not(feature = "evm-debug"))]
macro_rules! evm_debug {
@ -279,21 +279,26 @@ enum InstructionResult {
GasLeft(U256),
UnusedGas(U256),
JumpToPosition(U256),
StopExecutionWithGasLeft(U256),
StopExecution
// gas left, init_orf, init_size
StopExecutionNeedsReturn(U256, U256, U256),
StopExecution,
}
/// Intepreter EVM implementation
pub struct Interpreter;
#[derive(Default)]
pub struct Interpreter {
mem: Vec<u8>,
}
impl evm::Evm for Interpreter {
fn exec(&self, params: ActionParams, ext: &mut evm::Ext) -> evm::Result {
fn exec(&mut self, params: ActionParams, ext: &mut evm::Ext) -> evm::Result<GasLeft> {
self.mem.clear();
let code = &params.code.as_ref().unwrap();
let valid_jump_destinations = self.find_jump_destinations(&code);
let mut current_gas = params.gas;
let mut stack = VecStack::with_capacity(ext.schedule().stack_limit, U256::zero());
let mut mem = vec![];
let mut reader = CodeReader {
position: 0,
code: &code
@ -303,7 +308,7 @@ impl evm::Evm for Interpreter {
let instruction = code[reader.position];
// Calculate gas cost
let (gas_cost, mem_size) = try!(self.get_gas_cost_mem(ext, instruction, &mut mem, &stack));
let (gas_cost, mem_size) = try!(self.get_gas_cost_mem(ext, instruction, &stack));
// TODO: make compile-time removable if too much of a performance hit.
let trace_executed = ext.trace_prepare_execute(reader.position, instruction, &gas_cost);
@ -311,7 +316,7 @@ impl evm::Evm for Interpreter {
reader.position += 1;
try!(self.verify_gas(&current_gas, &gas_cost));
mem.expand(mem_size);
self.mem.expand(mem_size);
current_gas = current_gas - gas_cost; //TODO: use operator -=
evm_debug!({
@ -331,11 +336,11 @@ impl evm::Evm for Interpreter {
// Execute instruction
let result = try!(self.exec_instruction(
current_gas, &params, ext, instruction, &mut reader, &mut mem, &mut stack
current_gas, &params, ext, instruction, &mut reader, &mut stack
));
if trace_executed {
ext.trace_executed(current_gas, stack.peek_top(get_info(instruction).ret), mem_written.map(|(o, s)| (o, &(mem[o..(o + s)]))), store_written);
ext.trace_executed(current_gas, stack.peek_top(get_info(instruction).ret), mem_written.map(|(o, s)| (o, &(self.mem[o..(o + s)]))), store_written);
}
// Advance
@ -354,29 +359,25 @@ impl evm::Evm for Interpreter {
let pos = try!(self.verify_jump(position, &valid_jump_destinations));
reader.position = pos;
},
InstructionResult::StopExecutionWithGasLeft(gas_left) => {
current_gas = gas_left;
reader.position = code.len();
InstructionResult::StopExecutionNeedsReturn(gas, off, size) => {
return Ok(GasLeft::NeedsReturn(gas, self.mem.read_slice(off, size)));
},
InstructionResult::StopExecution => {
reader.position = code.len();
}
InstructionResult::StopExecution => break,
}
}
Ok(current_gas)
Ok(GasLeft::Known(current_gas))
}
}
impl Interpreter {
#[cfg_attr(feature="dev", allow(cyclomatic_complexity))]
fn get_gas_cost_mem(
&self,
&mut self,
ext: &evm::Ext,
instruction: Instruction,
mem: &mut Memory,
stack: &Stack<U256>
) -> Result<(U256, usize), evm::Error> {
) -> evm::Result<(U256, usize)> {
let schedule = ext.schedule();
let info = instructions::get_info(instruction);
@ -492,12 +493,12 @@ impl Interpreter {
Ok((gas, 0))
},
InstructionCost::GasMem(gas, mem_size) => {
let (mem_gas, new_mem_size) = try!(self.mem_gas_cost(schedule, mem.size(), &mem_size));
let (mem_gas, new_mem_size) = try!(self.mem_gas_cost(schedule, self.mem.size(), &mem_size));
let gas = overflowing!(gas.overflowing_add(mem_gas));
Ok((gas, new_mem_size))
},
InstructionCost::GasMemCopy(gas, mem_size, copy) => {
let (mem_gas, new_mem_size) = try!(self.mem_gas_cost(schedule, mem.size(), &mem_size));
let (mem_gas, new_mem_size) = try!(self.mem_gas_cost(schedule, self.mem.size(), &mem_size));
let copy = overflowing!(add_u256_usize(&copy, 31));
let copy_gas = U256::from(schedule.copy_gas) * (copy / U256::from(32));
let gas = overflowing!(gas.overflowing_add(copy_gas));
@ -532,7 +533,7 @@ impl Interpreter {
}
}
fn mem_gas_cost(&self, schedule: &evm::Schedule, current_mem_size: usize, mem_size: &U256) -> Result<(U256, usize), evm::Error> {
fn mem_gas_cost(&self, schedule: &evm::Schedule, current_mem_size: usize, mem_size: &U256) -> evm::Result<(U256, usize)> {
let gas_for_mem = |mem_size: U256| {
let s = mem_size >> 5;
// s * memory_gas + s * s / quad_coeff_div
@ -557,11 +558,11 @@ impl Interpreter {
}, req_mem_size_rounded.low_u64() as usize))
}
fn mem_needed_const(&self, mem: &U256, add: usize) -> Result<U256, evm::Error> {
fn mem_needed_const(&self, mem: &U256, add: usize) -> evm::Result<U256> {
Ok(overflowing!(mem.overflowing_add(U256::from(add))))
}
fn mem_needed(&self, offset: &U256, size: &U256) -> Result<U256, ::evm::Error> {
fn mem_needed(&self, offset: &U256, size: &U256) -> evm::Result<U256> {
if self.is_zero(size) {
return Ok(U256::zero());
}
@ -571,15 +572,14 @@ impl Interpreter {
#[cfg_attr(feature="dev", allow(too_many_arguments))]
fn exec_instruction(
&self,
&mut self,
gas: Gas,
params: &ActionParams,
ext: &mut evm::Ext,
instruction: Instruction,
code: &mut CodeReader,
mem: &mut Memory,
stack: &mut Stack<U256>
) -> Result<InstructionResult, evm::Error> {
) -> evm::Result<InstructionResult> {
match instruction {
instructions::JUMP => {
let jump = stack.pop_back();
@ -604,7 +604,7 @@ impl Interpreter {
let init_off = stack.pop_back();
let init_size = stack.pop_back();
let contract_code = mem.read_slice(init_off, init_size);
let contract_code = self.mem.read_slice(init_off, init_size);
let can_create = ext.balance(&params.address) >= endowment && ext.depth() < ext.schedule().max_depth;
if !can_create {
@ -671,8 +671,8 @@ impl Interpreter {
let call_result = {
// we need to write and read from memory in the same time
// and we don't want to copy
let input = unsafe { ::std::mem::transmute(mem.read_slice(in_off, in_size)) };
let output = mem.writeable_slice(out_off, out_size);
let input = unsafe { ::std::mem::transmute(self.mem.read_slice(in_off, in_size)) };
let output = self.mem.writeable_slice(out_off, out_size);
ext.call(&call_gas, sender_address, receive_address, value, input, &code_address, output)
};
@ -690,11 +690,8 @@ impl Interpreter {
instructions::RETURN => {
let init_off = stack.pop_back();
let init_size = stack.pop_back();
let return_code = mem.read_slice(init_off, init_size);
let gas_left = try!(ext.ret(&gas, &return_code));
return Ok(InstructionResult::StopExecutionWithGasLeft(
gas_left
));
return Ok(InstructionResult::StopExecutionNeedsReturn(gas, init_off, init_size))
},
instructions::STOP => {
return Ok(InstructionResult::StopExecution);
@ -713,7 +710,7 @@ impl Interpreter {
.iter()
.map(H256::from)
.collect();
ext.log(topics, mem.read_slice(offset, size));
ext.log(topics, self.mem.read_slice(offset, size));
},
instructions::PUSH1...instructions::PUSH32 => {
let bytes = instructions::get_push_bytes(instruction);
@ -721,26 +718,26 @@ impl Interpreter {
stack.push(val);
},
instructions::MLOAD => {
let word = mem.read(stack.pop_back());
let word = self.mem.read(stack.pop_back());
stack.push(U256::from(word));
},
instructions::MSTORE => {
let offset = stack.pop_back();
let word = stack.pop_back();
mem.write(offset, word);
Memory::write(&mut self.mem, offset, word);
},
instructions::MSTORE8 => {
let offset = stack.pop_back();
let byte = stack.pop_back();
mem.write_byte(offset, byte);
self.mem.write_byte(offset, byte);
},
instructions::MSIZE => {
stack.push(U256::from(mem.size()));
stack.push(U256::from(self.mem.size()));
},
instructions::SHA3 => {
let offset = stack.pop_back();
let size = stack.pop_back();
let sha3 = mem.read_slice(offset, size).sha3();
let sha3 = self.mem.read_slice(offset, size).sha3();
stack.push(U256::from(sha3.as_slice()));
},
instructions::SLOAD => {
@ -813,15 +810,15 @@ impl Interpreter {
stack.push(U256::from(len));
},
instructions::CALLDATACOPY => {
self.copy_data_to_memory(mem, stack, &params.data.clone().unwrap_or_else(|| vec![]));
self.copy_data_to_memory(stack, &params.data.clone().unwrap_or_else(|| vec![]));
},
instructions::CODECOPY => {
self.copy_data_to_memory(mem, stack, &params.code.clone().unwrap_or_else(|| vec![]));
self.copy_data_to_memory(stack, &params.code.clone().unwrap_or_else(|| vec![]));
},
instructions::EXTCODECOPY => {
let address = u256_to_address(&stack.pop_back());
let code = ext.extcode(&address);
self.copy_data_to_memory(mem, stack, &code);
self.copy_data_to_memory(stack, &code);
},
instructions::GASPRICE => {
stack.push(params.gas_price.clone());
@ -853,7 +850,7 @@ impl Interpreter {
Ok(InstructionResult::Ok)
}
fn copy_data_to_memory(&self, mem: &mut Memory, stack: &mut Stack<U256>, data: &[u8]) {
fn copy_data_to_memory(&mut self, stack: &mut Stack<U256>, data: &[u8]) {
let dest_offset = stack.pop_back();
let source_offset = stack.pop_back();
let size = stack.pop_back();
@ -862,9 +859,9 @@ impl Interpreter {
let output_end = match source_offset > source_size || size > source_size || source_offset + size > source_size {
true => {
let zero_slice = if source_offset > source_size {
mem.writeable_slice(dest_offset, size)
self.mem.writeable_slice(dest_offset, size)
} else {
mem.writeable_slice(dest_offset + source_size - source_offset, source_offset + size - source_size)
self.mem.writeable_slice(dest_offset + source_size - source_offset, source_offset + size - source_size)
};
for i in zero_slice.iter_mut() {
*i = 0;
@ -876,7 +873,7 @@ impl Interpreter {
if source_offset < source_size {
let output_begin = source_offset.low_u64() as usize;
mem.write_slice(dest_offset, &data[output_begin..output_end]);
self.mem.write_slice(dest_offset, &data[output_begin..output_end]);
}
}
@ -885,7 +882,7 @@ impl Interpreter {
info: &instructions::InstructionInfo,
stack_limit: usize,
stack: &Stack<U256>
) -> Result<(), evm::Error> {
) -> evm::Result<()> {
if !stack.has(info.args) {
Err(evm::Error::StackUnderflow {
instruction: info.name,
@ -903,14 +900,14 @@ impl Interpreter {
}
}
fn verify_gas(&self, current_gas: &U256, gas_cost: &U256) -> Result<(), evm::Error> {
fn verify_gas(&self, current_gas: &U256, gas_cost: &U256) -> evm::Result<()> {
match current_gas < gas_cost {
true => Err(evm::Error::OutOfGas),
false => Ok(())
}
}
fn verify_jump(&self, jump_u: U256, valid_jump_destinations: &HashSet<usize>) -> Result<usize, evm::Error> {
fn verify_jump(&self, jump_u: U256, valid_jump_destinations: &HashSet<usize>) -> evm::Result<usize> {
let jump = jump_u.low_u64() as usize;
if valid_jump_destinations.contains(&jump) && jump_u < U256::from(!0 as usize) {
@ -934,7 +931,7 @@ impl Interpreter {
}
}
fn exec_stack_instruction(&self, instruction: Instruction, stack: &mut Stack<U256>) -> Result<(), evm::Error> {
fn exec_stack_instruction(&self, instruction: Instruction, stack: &mut Stack<U256>) -> evm::Result<()> {
match instruction {
instructions::DUP1...instructions::DUP16 => {
let position = instructions::get_dup_position(instruction);
@ -1185,7 +1182,7 @@ fn address_to_u256(value: Address) -> U256 {
#[test]
fn test_mem_gas_cost() {
// given
let interpreter = Interpreter;
let interpreter = Interpreter::default();
let schedule = evm::Schedule::default();
let current_mem_size = 5;
let mem_size = !U256::zero();
@ -1208,7 +1205,7 @@ mod tests {
#[test]
fn test_find_jump_destinations() {
// given
let interpreter = Interpreter;
let interpreter = Interpreter::default();
let code = "7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff5b01600055".from_hex().unwrap();
// when
@ -1221,7 +1218,7 @@ mod tests {
#[test]
fn test_calculate_mem_cost() {
// given
let interpreter = Interpreter;
let interpreter = Interpreter::default();
let schedule = evm::Schedule::default();
let current_mem_size = 0;
let mem_size = U256::from(5);

37
ethcore/src/evm/jit.rs
View File

@ -18,7 +18,7 @@
use common::*;
use trace::VMTracer;
use evmjit;
use evm;
use evm::{self, Error, GasLeft};
/// Should be used to convert jit types to ethcore
trait FromJit<T>: Sized {
@ -107,8 +107,8 @@ impl IntoJit<evmjit::H256> for Address {
}
/// Externalities adapter. Maps callbacks from evmjit to externalities trait.
///
/// Evmjit doesn't have to know about children execution failures.
///
/// Evmjit doesn't have to know about children execution failures.
/// This adapter 'catches' them and moves upstream.
struct ExtAdapter<'a> {
ext: &'a mut evm::Ext,
@ -166,7 +166,7 @@ impl<'a> evmjit::Ext for ExtAdapter<'a> {
init_beg: *const u8,
init_size: u64,
address: *mut evmjit::H256) {
let gas = unsafe { U256::from(*io_gas) };
let value = unsafe { U256::from_jit(&*value) };
let code = unsafe { slice::from_raw_parts(init_beg, init_size as usize) };
@ -241,9 +241,9 @@ impl<'a> evmjit::Ext for ExtAdapter<'a> {
}
match self.ext.call(
&call_gas,
&call_gas,
&sender_address,
&receive_address,
&receive_address,
value,
unsafe { slice::from_raw_parts(in_beg, in_size as usize) },
&code_address,
@ -284,7 +284,7 @@ impl<'a> evmjit::Ext for ExtAdapter<'a> {
if !topic4.is_null() {
topics.push(H256::from_jit(&*topic4));
}
let bytes_ref: &[u8] = slice::from_raw_parts(beg, size as usize);
self.ext.log(topics, bytes_ref);
}
@ -301,10 +301,13 @@ impl<'a> evmjit::Ext for ExtAdapter<'a> {
}
}
pub struct JitEvm;
#[derive(Default)]
pub struct JitEvm {
ctxt: Option<evmjit::ContextHandle>,
}
impl evm::Evm for JitEvm {
fn exec(&self, params: ActionParams, ext: &mut evm::Ext) -> evm::Result {
fn exec(&mut self, params: ActionParams, ext: &mut evm::Ext) -> evm::Result<GasLeft> {
// Dirty hack. This is unsafe, but we interact with ffi, so it's justified.
let ext_adapter: ExtAdapter<'static> = unsafe { ::std::mem::transmute(ExtAdapter::new(ext, params.address.clone())) };
let mut ext_handle = evmjit::ExtHandle::new(ext_adapter);
@ -343,15 +346,17 @@ impl evm::Evm for JitEvm {
// don't really know why jit timestamp is int..
data.timestamp = ext.env_info().timestamp as i64;
let mut context = unsafe { evmjit::ContextHandle::new(data, schedule, &mut ext_handle) };
self.context = Some(unsafe { evmjit::ContextHandle::new(data, schedule, &mut ext_handle) });
let context = self.context.as_ref_mut().unwrap();
let res = context.exec();
match res {
evmjit::ReturnCode::Stop => Ok(U256::from(context.gas_left())),
evmjit::ReturnCode::Return => ext.ret(&U256::from(context.gas_left()), context.output_data()),
evmjit::ReturnCode::Suicide => {
evmjit::ReturnCode::Stop => Ok(GasLeft::Known(U256::from(context.gas_left()))),
evmjit::ReturnCode::Return =>
Ok(GasLeft::NeedsReturn(U256::from(context.gas_left()), context.output_data())),
evmjit::ReturnCode::Suicide => {
ext.suicide(&Address::from_jit(&context.suicide_refund_address()));
Ok(U256::from(context.gas_left()))
Ok(GasLeft::Known(U256::from(context.gas_left())))
},
evmjit::ReturnCode::OutOfGas => Err(evm::Error::OutOfGas),
_err => Err(evm::Error::Internal)
@ -372,7 +377,7 @@ fn test_to_and_from_h256() {
let h = H256::from_str("d4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3").unwrap();
let j: ::evmjit::I256 = h.clone().into_jit();
let h2 = H256::from_jit(&j);
assert_eq!(h, h2);
let j: ::evmjit::H256 = h.clone().into_jit();

2
ethcore/src/evm/mod.rs
View File

@ -29,7 +29,7 @@ mod jit;
#[cfg(test)]
mod tests;
pub use self::evm::{Evm, Error, Result};
pub use self::evm::{Evm, Error, Finalize, GasLeft, Result};
pub use self::ext::{Ext, ContractCreateResult, MessageCallResult};
pub use self::factory::{Factory, VMType};
pub use self::schedule::Schedule;

154
ethcore/src/evm/tests.rs
View File

@ -15,8 +15,7 @@
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
use common::*;
use evm;
use evm::{Ext, Schedule, Factory, VMType, ContractCreateResult, MessageCallResult};
use evm::{self, Ext, Schedule, Factory, GasLeft, VMType, ContractCreateResult, MessageCallResult};
use std::fmt::Debug;
struct FakeLogEntry {
@ -58,6 +57,15 @@ struct FakeExt {
calls: HashSet<FakeCall>,
}
// similar to the normal `finalize` function, but ignoring NeedsReturn.
fn test_finalize(res: Result<GasLeft, evm::Error>) -> Result<U256, evm::Error> {
match res {
Ok(GasLeft::Known(gas)) => Ok(gas),
Ok(GasLeft::NeedsReturn(_, _)) => unimplemented!(), // since ret is unimplemented.
Err(e) => Err(e),
}
}
impl FakeExt {
fn new() -> Self {
FakeExt::default()
@ -136,7 +144,7 @@ impl Ext for FakeExt {
});
}
fn ret(&mut self, _gas: &U256, _data: &[u8]) -> result::Result<U256, evm::Error> {
fn ret(self, _gas: &U256, _data: &[u8]) -> evm::Result<U256> {
unimplemented!();
}
@ -173,8 +181,8 @@ fn test_stack_underflow() {
let mut ext = FakeExt::new();
let err = {
let vm : Box<evm::Evm> = Box::new(super::interpreter::Interpreter);
vm.exec(params, &mut ext).unwrap_err()
let mut vm : Box<evm::Evm> = Box::new(super::interpreter::Interpreter::default());
test_finalize(vm.exec(params, &mut ext)).unwrap_err()
};
match err {
@ -200,8 +208,8 @@ fn test_add(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_eq!(gas_left, U256::from(79_988));
@ -220,8 +228,8 @@ fn test_sha3(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_eq!(gas_left, U256::from(79_961));
@ -240,8 +248,8 @@ fn test_address(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_eq!(gas_left, U256::from(79_995));
@ -262,8 +270,8 @@ fn test_origin(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_eq!(gas_left, U256::from(79_995));
@ -284,8 +292,8 @@ fn test_sender(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_eq!(gas_left, U256::from(79_995));
@ -319,8 +327,8 @@ fn test_extcodecopy(factory: super::Factory) {
ext.codes.insert(sender, sender_code);
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_eq!(gas_left, U256::from(79_935));
@ -339,8 +347,8 @@ fn test_log_empty(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_eq!(gas_left, U256::from(99_619));
@ -371,8 +379,8 @@ fn test_log_sender(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_eq!(gas_left, U256::from(98_974));
@ -396,8 +404,8 @@ fn test_blockhash(factory: super::Factory) {
ext.blockhashes.insert(U256::zero(), blockhash.clone());
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_eq!(gas_left, U256::from(79_974));
@ -418,8 +426,8 @@ fn test_calldataload(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_eq!(gas_left, U256::from(79_991));
@ -439,8 +447,8 @@ fn test_author(factory: super::Factory) {
ext.info.author = author;
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_eq!(gas_left, U256::from(79_995));
@ -459,8 +467,8 @@ fn test_timestamp(factory: super::Factory) {
ext.info.timestamp = timestamp;
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_eq!(gas_left, U256::from(79_995));
@ -479,8 +487,8 @@ fn test_number(factory: super::Factory) {
ext.info.number = number;
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_eq!(gas_left, U256::from(79_995));
@ -499,8 +507,8 @@ fn test_difficulty(factory: super::Factory) {
ext.info.difficulty = difficulty;
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_eq!(gas_left, U256::from(79_995));
@ -519,8 +527,8 @@ fn test_gas_limit(factory: super::Factory) {
ext.info.gas_limit = gas_limit;
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_eq!(gas_left, U256::from(79_995));
@ -537,8 +545,8 @@ fn test_mul(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_store(&ext, 0, "000000000000000000000000000000000000000000000000734349397b853383");
@ -555,8 +563,8 @@ fn test_sub(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_store(&ext, 0, "0000000000000000000000000000000000000000000000000000012364ad0302");
@ -573,8 +581,8 @@ fn test_div(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_store(&ext, 0, "000000000000000000000000000000000000000000000000000000000002e0ac");
@ -591,8 +599,8 @@ fn test_div_zero(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_store(&ext, 0, "0000000000000000000000000000000000000000000000000000000000000000");
@ -609,8 +617,8 @@ fn test_mod(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_store(&ext, 0, "0000000000000000000000000000000000000000000000000000000000076b4b");
@ -628,8 +636,8 @@ fn test_smod(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_store(&ext, 0, "0000000000000000000000000000000000000000000000000000000000076b4b");
@ -647,8 +655,8 @@ fn test_sdiv(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_store(&ext, 0, "000000000000000000000000000000000000000000000000000000000002e0ac");
@ -666,8 +674,8 @@ fn test_exp(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_store(&ext, 0, "90fd23767b60204c3d6fc8aec9e70a42a3f127140879c133a20129a597ed0c59");
@ -686,8 +694,8 @@ fn test_comparison(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_store(&ext, 0, "0000000000000000000000000000000000000000000000000000000000000000");
@ -707,8 +715,8 @@ fn test_signed_comparison(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_store(&ext, 0, "0000000000000000000000000000000000000000000000000000000000000000");
@ -728,8 +736,8 @@ fn test_bitops(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_store(&ext, 0, "00000000000000000000000000000000000000000000000000000000000000f0");
@ -751,8 +759,8 @@ fn test_addmod_mulmod(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_store(&ext, 0, "0000000000000000000000000000000000000000000000000000000000000001");
@ -772,8 +780,8 @@ fn test_byte(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_store(&ext, 0, "0000000000000000000000000000000000000000000000000000000000000000");
@ -791,8 +799,8 @@ fn test_signextend(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_store(&ext, 0, "0000000000000000000000000000000000000000000000000000000000000fff");
@ -811,8 +819,8 @@ fn test_badinstruction_int() {
let mut ext = FakeExt::new();
let err = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap_err()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap_err()
};
match err {
@ -831,8 +839,8 @@ fn test_pop(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_store(&ext, 0, "00000000000000000000000000000000000000000000000000000000000000f0");
@ -851,8 +859,8 @@ fn test_extops(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_store(&ext, 0, "0000000000000000000000000000000000000000000000000000000000000004"); // PC / CALLDATASIZE
@ -874,8 +882,8 @@ fn test_jumps(factory: super::Factory) {
let mut ext = FakeExt::new();
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_eq!(ext.sstore_clears, 1);
@ -903,8 +911,8 @@ fn test_calls(factory: super::Factory) {
};
let gas_left = {
let vm = factory.create();
vm.exec(params, &mut ext).unwrap()
let mut vm = factory.create();
test_finalize(vm.exec(params, &mut ext)).unwrap()
};
assert_set_contains(&ext.calls, &FakeCall {

48
ethcore/src/executive.rs
View File

@ -18,7 +18,7 @@
use common::*;
use state::*;
use engine::*;
use evm::{self, Ext, Factory};
use evm::{self, Ext, Factory, Finalize};
use externalities::*;
use substate::*;
use trace::{Trace, Tracer, NoopTracer, ExecutiveTracer, VMTrace, VMTracer, ExecutiveVMTracer, NoopVMTracer};
@ -205,13 +205,13 @@ impl<'a> Executive<'a> {
output_policy: OutputPolicy,
tracer: &mut T,
vm_tracer: &mut V
) -> evm::Result where T: Tracer, V: VMTracer {
) -> evm::Result<U256> where T: Tracer, V: VMTracer {
// Ordinary execution - keep VM in same thread
if (self.depth + 1) % MAX_VM_DEPTH_FOR_THREAD != 0 {
let vm_factory = self.vm_factory;
let mut ext = self.as_externalities(OriginInfo::from(&params), unconfirmed_substate, output_policy, tracer, vm_tracer);
trace!(target: "executive", "ext.schedule.have_delegate_call: {}", ext.schedule().have_delegate_call);
return vm_factory.create().exec(params, &mut ext);
return vm_factory.create().exec(params, &mut ext).finalize(ext);
}
// Start in new thread to reset stack
@ -222,7 +222,7 @@ impl<'a> Executive<'a> {
let mut ext = self.as_externalities(OriginInfo::from(&params), unconfirmed_substate, output_policy, tracer, vm_tracer);
scope.spawn(move || {
vm_factory.create().exec(params, &mut ext)
vm_factory.create().exec(params, &mut ext).finalize(ext)
})
}).join()
}
@ -238,7 +238,7 @@ impl<'a> Executive<'a> {
mut output: BytesRef,
tracer: &mut T,
vm_tracer: &mut V
) -> evm::Result where T: Tracer, V: VMTracer {
) -> evm::Result<U256> where T: Tracer, V: VMTracer {
// backup used in case of running out of gas
self.state.snapshot();
@ -351,7 +351,7 @@ impl<'a> Executive<'a> {
substate: &mut Substate,
tracer: &mut T,
vm_tracer: &mut V
) -> evm::Result where T: Tracer, V: VMTracer {
) -> evm::Result<U256> where T: Tracer, V: VMTracer {
// backup used in case of running out of gas
self.state.snapshot();
@ -402,7 +402,7 @@ impl<'a> Executive<'a> {
&mut self,
t: &SignedTransaction,
substate: Substate,
result: evm::Result,
result: evm::Result<U256>,
output: Bytes,
trace: Option<Trace>,
vm_trace: Option<VMTrace>
@ -450,6 +450,7 @@ impl<'a> Executive<'a> {
output: output,
trace: trace,
vm_trace: vm_trace,
state_diff: None,
})
},
_ => {
@ -463,12 +464,13 @@ impl<'a> Executive<'a> {
output: output,
trace: trace,
vm_trace: vm_trace,
state_diff: None,
})
},
}
}
fn enact_result(&mut self, result: &evm::Result, substate: &mut Substate, un_substate: Substate) {
fn enact_result(&mut self, result: &evm::Result<U256>, substate: &mut Substate, un_substate: Substate) {
match *result {
Err(evm::Error::OutOfGas)
| Err(evm::Error::BadJumpDestination {..})
@ -681,14 +683,14 @@ mod tests {
parent_step: 0,
code: vec![124, 96, 16, 128, 96, 12, 96, 0, 57, 96, 0, 243, 0, 96, 0, 53, 84, 21, 96, 9, 87, 0, 91, 96, 32, 53, 96, 0, 53, 85, 96, 0, 82, 96, 29, 96, 3, 96, 23, 240, 96, 0, 85],
operations: vec![
VMOperation { pc: 0, instruction: 124, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 99997.into(), stack_push: vec_into![U256::from_dec_str("2589892687202724018173567190521546555304938078595079151649957320078677").unwrap()], mem_diff: None, store_diff: None }) },
VMOperation { pc: 30, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 99994.into(), stack_push: vec_into![0], mem_diff: None, store_diff: None }) },
VMOperation { pc: 32, instruction: 82, gas_cost: 6.into(), executed: Some(VMExecutedOperation { gas_used: 99988.into(), stack_push: vec_into![], mem_diff: Some(MemoryDiff { offset: 0, data: vec![0, 0, 0, 96, 16, 128, 96, 12, 96, 0, 57, 96, 0, 243, 0, 96, 0, 53, 84, 21, 96, 9, 87, 0, 91, 96, 32, 53, 96, 0, 53, 85] }), store_diff: None }) },
VMOperation { pc: 33, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 99985.into(), stack_push: vec_into![29], mem_diff: None, store_diff: None }) },
VMOperation { pc: 35, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 99982.into(), stack_push: vec_into![3], mem_diff: None, store_diff: None }) },
VMOperation { pc: 37, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 99979.into(), stack_push: vec_into![23], mem_diff: None, store_diff: None }) },
VMOperation { pc: 39, instruction: 240, gas_cost: 32000.into(), executed: Some(VMExecutedOperation { gas_used: 67979.into(), stack_push: vec_into![U256::from_dec_str("1135198453258042933984631383966629874710669425204").unwrap()], mem_diff: None, store_diff: None }) },
VMOperation { pc: 40, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 64752.into(), stack_push: vec_into![0], mem_diff: None, store_diff: None }) },
VMOperation { pc: 0, instruction: 124, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 99997.into(), stack_push: vec_into![U256::from_dec_str("2589892687202724018173567190521546555304938078595079151649957320078677").unwrap()], mem_diff: None, store_diff: None }) },
VMOperation { pc: 30, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 99994.into(), stack_push: vec_into![0], mem_diff: None, store_diff: None }) },
VMOperation { pc: 32, instruction: 82, gas_cost: 6.into(), executed: Some(VMExecutedOperation { gas_used: 99988.into(), stack_push: vec_into![], mem_diff: Some(MemoryDiff { offset: 0, data: vec![0, 0, 0, 96, 16, 128, 96, 12, 96, 0, 57, 96, 0, 243, 0, 96, 0, 53, 84, 21, 96, 9, 87, 0, 91, 96, 32, 53, 96, 0, 53, 85] }), store_diff: None }) },
VMOperation { pc: 33, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 99985.into(), stack_push: vec_into![29], mem_diff: None, store_diff: None }) },
VMOperation { pc: 35, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 99982.into(), stack_push: vec_into![3], mem_diff: None, store_diff: None }) },
VMOperation { pc: 37, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 99979.into(), stack_push: vec_into![23], mem_diff: None, store_diff: None }) },
VMOperation { pc: 39, instruction: 240, gas_cost: 32000.into(), executed: Some(VMExecutedOperation { gas_used: 67979.into(), stack_push: vec_into![U256::from_dec_str("1135198453258042933984631383966629874710669425204").unwrap()], mem_diff: None, store_diff: None }) },
VMOperation { pc: 40, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 64752.into(), stack_push: vec_into![0], mem_diff: None, store_diff: None }) },
VMOperation { pc: 42, instruction: 85, gas_cost: 20000.into(), executed: Some(VMExecutedOperation { gas_used: 44752.into(), stack_push: vec_into![], mem_diff: None, store_diff: Some(StorageDiff { location: 0.into(), value: U256::from_dec_str("1135198453258042933984631383966629874710669425204").unwrap() }) }) }
],
subs: vec![
@ -696,12 +698,12 @@ mod tests {
parent_step: 7,
code: vec![96, 16, 128, 96, 12, 96, 0, 57, 96, 0, 243, 0, 96, 0, 53, 84, 21, 96, 9, 87, 0, 91, 96, 32, 53, 96, 0, 53, 85],
operations: vec![
VMOperation { pc: 0, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 67976.into(), stack_push: vec_into![16], mem_diff: None, store_diff: None }) },
VMOperation { pc: 2, instruction: 128, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 67973.into(), stack_push: vec_into![16, 16], mem_diff: None, store_diff: None }) },
VMOperation { pc: 3, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 67970.into(), stack_push: vec_into![12], mem_diff: None, store_diff: None }) },
VMOperation { pc: 5, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 67967.into(), stack_push: vec_into![0], mem_diff: None, store_diff: None }) },
VMOperation { pc: 7, instruction: 57, gas_cost: 9.into(), executed: Some(VMExecutedOperation { gas_used: 67958.into(), stack_push: vec_into![], mem_diff: Some(MemoryDiff { offset: 0, data: vec![96, 0, 53, 84, 21, 96, 9, 87, 0, 91, 96, 32, 53, 96, 0, 53] }), store_diff: None }) },
VMOperation { pc: 8, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 67955.into(), stack_push: vec_into![0], mem_diff: None, store_diff: None }) },
VMOperation { pc: 0, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 67976.into(), stack_push: vec_into![16], mem_diff: None, store_diff: None }) },
VMOperation { pc: 2, instruction: 128, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 67973.into(), stack_push: vec_into![16, 16], mem_diff: None, store_diff: None }) },
VMOperation { pc: 3, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 67970.into(), stack_push: vec_into![12], mem_diff: None, store_diff: None }) },
VMOperation { pc: 5, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 67967.into(), stack_push: vec_into![0], mem_diff: None, store_diff: None }) },
VMOperation { pc: 7, instruction: 57, gas_cost: 9.into(), executed: Some(VMExecutedOperation { gas_used: 67958.into(), stack_push: vec_into![], mem_diff: Some(MemoryDiff { offset: 0, data: vec![96, 0, 53, 84, 21, 96, 9, 87, 0, 91, 96, 32, 53, 96, 0, 53] }), store_diff: None }) },
VMOperation { pc: 8, instruction: 96, gas_cost: 3.into(), executed: Some(VMExecutedOperation { gas_used: 67955.into(), stack_push: vec_into![0], mem_diff: None, store_diff: None }) },
VMOperation { pc: 10, instruction: 243, gas_cost: 0.into(), executed: Some(VMExecutedOperation { gas_used: 67955.into(), stack_push: vec_into![], mem_diff: None, store_diff: None }) }
],
subs: vec![]
@ -768,7 +770,7 @@ mod tests {
subs: vec![]
}];
assert_eq!(tracer.traces(), expected_trace);
let expected_vm_trace = VMTrace {
parent_step: 0,
code: vec![96, 16, 128, 96, 12, 96, 0, 57, 96, 0, 243, 0, 96, 0, 53, 84, 21, 96, 9, 87, 0, 91, 96, 32, 53, 96, 0, 53, 85],

20
ethcore/src/externalities.rs
View File

@ -203,7 +203,8 @@ impl<'a, T, V> Ext for Externalities<'a, T, V> where T: 'a + Tracer, V: 'a + VMT
}
#[cfg_attr(feature="dev", allow(match_ref_pats))]
fn ret(&mut self, gas: &U256, data: &[u8]) -> Result<U256, evm::Error> {
fn ret(mut self, gas: &U256, data: &[u8]) -> evm::Result<U256>
where Self: Sized {
let handle_copy = |to: &mut Option<&mut Bytes>| {
to.as_mut().map(|b| **b = data.to_owned());
};
@ -212,20 +213,14 @@ impl<'a, T, V> Ext for Externalities<'a, T, V> where T: 'a + Tracer, V: 'a + VMT
handle_copy(copy);
let len = cmp::min(slice.len(), data.len());
unsafe {
ptr::copy(data.as_ptr(), slice.as_mut_ptr(), len);
}
(&mut slice[..len]).copy_from_slice(&data[..len]);
Ok(*gas)
},
OutputPolicy::Return(BytesRef::Flexible(ref mut vec), ref mut copy) => {
handle_copy(copy);
vec.clear();
vec.reserve(data.len());
unsafe {
ptr::copy(data.as_ptr(), vec.as_mut_ptr(), data.len());
vec.set_len(data.len());
}
vec.extend_from_slice(data);
Ok(*gas)
},
OutputPolicy::InitContract(ref mut copy) => {
@ -240,11 +235,8 @@ impl<'a, T, V> Ext for Externalities<'a, T, V> where T: 'a + Tracer, V: 'a + VMT
handle_copy(copy);
let mut code = vec![];
code.reserve(data.len());
unsafe {
ptr::copy(data.as_ptr(), code.as_mut_ptr(), data.len());
code.set_len(data.len());
}
code.extend_from_slice(data);
self.state.init_code(&self.origin_info.address, code);
Ok(*gas - return_cost)
}

12
ethcore/src/json_tests/executive.rs
View File

@ -19,7 +19,7 @@ use state::*;
use executive::*;
use engine::*;
use evm;
use evm::{Schedule, Ext, Factory, VMType, ContractCreateResult, MessageCallResult};
use evm::{Schedule, Ext, Factory, Finalize, VMType, ContractCreateResult, MessageCallResult};
use externalities::*;
use substate::*;
use tests::helpers::*;
@ -27,7 +27,7 @@ use ethjson;
use trace::{Tracer, NoopTracer};
use trace::{VMTracer, NoopVMTracer};
#[derive(Debug, PartialEq)]
#[derive(Debug, PartialEq, Clone)]
struct CallCreate {
data: Bytes,
destination: Option<Address>,
@ -133,7 +133,7 @@ impl<'a, T, V> Ext for TestExt<'a, T, V> where T: Tracer, V: VMTracer {
self.ext.log(topics, data)
}
fn ret(&mut self, gas: &U256, data: &[u8]) -> Result<U256, evm::Error> {
fn ret(self, gas: &U256, data: &[u8]) -> Result<U256, evm::Error> {
self.ext.ret(gas, data)
}
@ -208,9 +208,11 @@ fn do_json_test_for(vm_type: &VMType, json_data: &[u8]) -> Vec<String> {
&mut tracer,
&mut vm_tracer,
);
let evm = vm_factory.create();
let mut evm = vm_factory.create();
let res = evm.exec(params, &mut ex);
(res, ex.callcreates)
// a return in finalize will not alter callcreates
let callcreates = ex.callcreates.clone();
(res.finalize(ex), callcreates)
};
match res {

5
ethcore/src/json_tests/state.rs
View File

@ -16,8 +16,7 @@
use super::test_common::*;
use tests::helpers::*;
use pod_state::*;
use state_diff::*;
use pod_state::{self, PodState};
use ethereum;
use ethjson;
@ -71,7 +70,7 @@ pub fn json_chain_test(json_data: &[u8], era: ChainEra) -> Vec<String> {
let our_post = state.to_pod();
println!("Got:\n{}", our_post);
println!("Expect:\n{}", post);
println!("Diff ---expect -> +++got:\n{}", StateDiff::diff_pod(&post, &our_post));
println!("Diff ---expect -> +++got:\n{}", pod_state::diff_pod(&post, &our_post));
}
if let Ok(r) = res {

2
ethcore/src/lib.rs
View File

@ -119,8 +119,6 @@ mod basic_types;
#[macro_use] mod evm;
mod env_info;
mod pod_account;
mod account_diff;
mod state_diff;
mod state;
mod account;
mod account_db;

31
ethcore/src/miner/miner.rs
View File

@ -20,10 +20,9 @@ use std::sync::atomic::AtomicBool;
use util::*;
use util::keys::store::{AccountProvider};
use views::{BlockView, HeaderView};
use client::{MiningBlockChainClient, BlockID};
use client::{MiningBlockChainClient, Executive, Executed, EnvInfo, TransactOptions, BlockChainClient, BlockID, CallAnalytics};
use block::{ClosedBlock, IsBlock};
use error::*;
use client::{Executive, Executed, EnvInfo, TransactOptions};
use transaction::SignedTransaction;
use receipt::{Receipt};
use spec::Spec;
@ -251,11 +250,13 @@ impl MinerService for Miner {
}
}
fn call(&self, chain: &MiningBlockChainClient, t: &SignedTransaction, vm_tracing: bool) -> Result<Executed, ExecutionError> {
fn call(&self, chain: &MiningBlockChainClient, t: &SignedTransaction, analytics: CallAnalytics) -> Result<Executed, ExecutionError> {
let sealing_work = self.sealing_work.lock().unwrap();
match sealing_work.peek_last_ref() {
Some(work) => {
let block = work.block();
// TODO: merge this code with client.rs's fn call somwhow.
let header = block.header();
let last_hashes = chain.last_hashes();
let env_info = EnvInfo {
@ -274,16 +275,24 @@ impl MinerService for Miner {
ExecutionError::TransactionMalformed(message)
}));
let balance = state.balance(&sender);
// give the sender max balance
state.sub_balance(&sender, &balance);
state.add_balance(&sender, &U256::max_value());
let options = TransactOptions { tracing: false, vm_tracing: vm_tracing, check_nonce: false };
// TODO: use vm_trace here.
Executive::new(&mut state, &env_info, self.engine(), chain.vm_factory()).transact(t, options)
let needed_balance = t.value + t.gas * t.gas_price;
if balance < needed_balance {
// give the sender a sufficient balance
state.add_balance(&sender, &(needed_balance - balance));
}
let options = TransactOptions { tracing: false, vm_tracing: analytics.vm_tracing, check_nonce: false };
let mut ret = Executive::new(&mut state, &env_info, self.engine(), chain.vm_factory()).transact(t, options);
// TODO gav move this into Executive.
if analytics.state_diffing {
if let Ok(ref mut x) = ret {
x.state_diff = Some(state.diff_from(block.state().clone()));
}
}
ret
},
None => {
chain.call(t, vm_tracing)
chain.call(t, analytics)
}
}
}

4
ethcore/src/miner/mod.rs
View File

@ -51,7 +51,7 @@ pub use self::external::{ExternalMiner, ExternalMinerService};
use std::collections::BTreeMap;
use util::{H256, U256, Address, Bytes};
use client::{MiningBlockChainClient, Executed};
use client::{MiningBlockChainClient, Executed, CallAnalytics};
use block::ClosedBlock;
use receipt::Receipt;
use error::{Error, ExecutionError};
@ -148,7 +148,7 @@ pub trait MinerService : Send + Sync {
fn balance(&self, chain: &MiningBlockChainClient, address: &Address) -> U256;
/// Call into contract code using pending state.
fn call(&self, chain: &MiningBlockChainClient, t: &SignedTransaction, vm_tracing: bool) -> Result<Executed, ExecutionError>;
fn call(&self, chain: &MiningBlockChainClient, t: &SignedTransaction, analytics: CallAnalytics) -> Result<Executed, ExecutionError>;
/// Get storage value in pending state.
fn storage_at(&self, chain: &MiningBlockChainClient, address: &Address, position: &H256) -> H256;

56
ethcore/src/pod_account.rs
View File

@ -18,6 +18,7 @@ use util::*;
use account::*;
use account_db::*;
use ethjson;
use types::account_diff::*;
#[derive(Debug, Clone, PartialEq, Eq)]
/// An account, expressed as Plain-Old-Data (hence the name).
@ -106,17 +107,58 @@ impl fmt::Display for PodAccount {
}
}
/// Determine difference between two optionally existant `Account`s. Returns None
/// if they are the same.
pub fn diff_pod(pre: Option<&PodAccount>, post: Option<&PodAccount>) -> Option<AccountDiff> {
match (pre, post) {
(None, Some(x)) => Some(AccountDiff {
balance: Diff::Born(x.balance),
nonce: Diff::Born(x.nonce),
code: Diff::Born(x.code.clone()),
storage: x.storage.iter().map(|(k, v)| (k.clone(), Diff::Born(v.clone()))).collect(),
}),
(Some(x), None) => Some(AccountDiff {
balance: Diff::Died(x.balance),
nonce: Diff::Died(x.nonce),
code: Diff::Died(x.code.clone()),
storage: x.storage.iter().map(|(k, v)| (k.clone(), Diff::Died(v.clone()))).collect(),
}),
(Some(pre), Some(post)) => {
let storage: Vec<_> = pre.storage.keys().merge(post.storage.keys())
.filter(|k| pre.storage.get(k).unwrap_or(&H256::new()) != post.storage.get(k).unwrap_or(&H256::new()))
.collect();
let r = AccountDiff {
balance: Diff::new(pre.balance, post.balance),
nonce: Diff::new(pre.nonce, post.nonce),
code: Diff::new(pre.code.clone(), post.code.clone()),
storage: storage.into_iter().map(|k|
(k.clone(), Diff::new(
pre.storage.get(&k).cloned().unwrap_or_else(H256::new),
post.storage.get(&k).cloned().unwrap_or_else(H256::new)
))).collect(),
};
if r.balance.is_same() && r.nonce.is_same() && r.code.is_same() && r.storage.is_empty() {
None
} else {
Some(r)
}
},
_ => None,
}
}
#[cfg(test)]
mod test {
use common::*;
use account_diff::*;
use super::*;
use types::account_diff::*;
use super::{PodAccount, diff_pod};
#[test]
fn existence() {
let a = PodAccount{balance: 69.into(), nonce: 0.into(), code: vec![], storage: map![]};
assert_eq!(AccountDiff::diff_pod(Some(&a), Some(&a)), None);
assert_eq!(AccountDiff::diff_pod(None, Some(&a)), Some(AccountDiff{
assert_eq!(diff_pod(Some(&a), Some(&a)), None);
assert_eq!(diff_pod(None, Some(&a)), Some(AccountDiff{
balance: Diff::Born(69.into()),
nonce: Diff::Born(0.into()),
code: Diff::Born(vec![]),
@ -128,7 +170,7 @@ mod test {
fn basic() {
let a = PodAccount{balance: 69.into(), nonce: 0.into(), code: vec![], storage: map![]};
let b = PodAccount{balance: 42.into(), nonce: 1.into(), code: vec![], storage: map![]};
assert_eq!(AccountDiff::diff_pod(Some(&a), Some(&b)), Some(AccountDiff {
assert_eq!(diff_pod(Some(&a), Some(&b)), Some(AccountDiff {
balance: Diff::Changed(69.into(), 42.into()),
nonce: Diff::Changed(0.into(), 1.into()),
code: Diff::Same,
@ -140,7 +182,7 @@ mod test {
fn code() {
let a = PodAccount{balance: 0.into(), nonce: 0.into(), code: vec![], storage: map![]};
let b = PodAccount{balance: 0.into(), nonce: 1.into(), code: vec![0], storage: map![]};
assert_eq!(AccountDiff::diff_pod(Some(&a), Some(&b)), Some(AccountDiff {
assert_eq!(diff_pod(Some(&a), Some(&b)), Some(AccountDiff {
balance: Diff::Same,
nonce: Diff::Changed(0.into(), 1.into()),
code: Diff::Changed(vec![], vec![0]),
@ -162,7 +204,7 @@ mod test {
code: vec![],
storage: map_into![1 => 1, 2 => 3, 3 => 0, 5 => 0, 7 => 7, 8 => 0, 9 => 9]
};
assert_eq!(AccountDiff::diff_pod(Some(&a), Some(&b)), Some(AccountDiff {
assert_eq!(diff_pod(Some(&a), Some(&b)), Some(AccountDiff {
balance: Diff::Same,
nonce: Diff::Same,
code: Diff::Same,

86
ethcore/src/pod_state.rs
View File

@ -17,7 +17,8 @@
//! State of all accounts in the system expressed in Plain Old Data.
use util::*;
use pod_account::*;
use pod_account::{self, PodAccount};
use types::state_diff::StateDiff;
use ethjson;
/// State of all accounts in the system expressed in Plain Old Data.
@ -29,7 +30,6 @@ impl PodState {
pub fn new() -> PodState { Default::default() }
/// Contruct a new object from the `m`.
#[cfg(test)]
pub fn from(m: BTreeMap<Address, PodAccount>) -> PodState { PodState(m) }
/// Get the underlying map.
@ -41,8 +41,6 @@ impl PodState {
}
/// Drain object to get the underlying map.
#[cfg(test)]
#[cfg(feature = "json-tests")]
pub fn drain(self) -> BTreeMap<Address, PodAccount> { self.0 }
}
@ -72,3 +70,83 @@ impl fmt::Display for PodState {
}
}
/// Calculate and return diff between `pre` state and `post` state.
pub fn diff_pod(pre: &PodState, post: &PodState) -> StateDiff {
StateDiff(pre.get().keys().merge(post.get().keys()).filter_map(|acc| pod_account::diff_pod(pre.get().get(acc), post.get().get(acc)).map(|d|(acc.clone(), d))).collect())
}
#[cfg(test)]
mod test {
use common::*;
use types::state_diff::*;
use types::account_diff::*;
use pod_account::PodAccount;
use super::PodState;
#[test]
fn create_delete() {
let a = PodState::from(map![ 1.into() => PodAccount::new(69.into(), 0.into(), vec![], map![]) ]);
assert_eq!(super::diff_pod(&a, &PodState::new()), StateDiff(map![
1.into() => AccountDiff{
balance: Diff::Died(69.into()),
nonce: Diff::Died(0.into()),
code: Diff::Died(vec![]),
storage: map![],
}
]));
assert_eq!(super::diff_pod(&PodState::new(), &a), StateDiff(map![
1.into() => AccountDiff{
balance: Diff::Born(69.into()),
nonce: Diff::Born(0.into()),
code: Diff::Born(vec![]),
storage: map![],
}
]));
}
#[test]
fn create_delete_with_unchanged() {
let a = PodState::from(map![ 1.into() => PodAccount::new(69.into(), 0.into(), vec![], map![]) ]);
let b = PodState::from(map![
1.into() => PodAccount::new(69.into(), 0.into(), vec![], map![]),
2.into() => PodAccount::new(69.into(), 0.into(), vec![], map![])
]);
assert_eq!(super::diff_pod(&a, &b), StateDiff(map![
2.into() => AccountDiff{
balance: Diff::Born(69.into()),
nonce: Diff::Born(0.into()),
code: Diff::Born(vec![]),
storage: map![],
}
]));
assert_eq!(super::diff_pod(&b, &a), StateDiff(map![
2.into() => AccountDiff{
balance: Diff::Died(69.into()),
nonce: Diff::Died(0.into()),
code: Diff::Died(vec![]),
storage: map![],
}
]));
}
#[test]
fn change_with_unchanged() {
let a = PodState::from(map![
1.into() => PodAccount::new(69.into(), 0.into(), vec![], map![]),
2.into() => PodAccount::new(69.into(), 0.into(), vec![], map![])
]);
let b = PodState::from(map![
1.into() => PodAccount::new(69.into(), 1.into(), vec![], map![]),
2.into() => PodAccount::new(69.into(), 0.into(), vec![], map![])
]);
assert_eq!(super::diff_pod(&a, &b), StateDiff(map![
1.into() => AccountDiff{
balance: Diff::Same,
nonce: Diff::Changed(0.into(), 1.into()),
code: Diff::Same,
storage: map![],
}
]));
}
}

32
ethcore/src/state.rs
View File

@ -20,13 +20,9 @@ use executive::{Executive, TransactOptions};
use evm::Factory as EvmFactory;
use account_db::*;
use trace::Trace;
#[cfg(test)]
#[cfg(feature = "json-tests")]
use pod_account::*;
#[cfg(test)]
#[cfg(feature = "json-tests")]
use pod_state::PodState;
//use state_diff::*; // TODO: uncomment once to_pod() works correctly.
use pod_state::{self, PodState};
use types::state_diff::StateDiff;
/// Used to return information about an `State::apply` operation.
pub struct ApplyOutcome {
@ -224,7 +220,7 @@ impl State {
let e = try!(Executive::new(self, env_info, engine, vm_factory).transact(t, options));
// TODO uncomment once to_pod() works correctly.
// trace!("Applied transaction. Diff:\n{}\n", StateDiff::diff_pod(&old, &self.to_pod()));
// trace!("Applied transaction. Diff:\n{}\n", state_diff::diff_pod(&old, &self.to_pod()));
self.commit();
let receipt = Receipt::new(self.root().clone(), e.cumulative_gas_used, e.logs);
// trace!("Transaction receipt: {:?}", receipt);
@ -275,12 +271,11 @@ impl State {
}
}
#[cfg(test)]
#[cfg(feature = "json-tests")]
/// Populate a PodAccount map from this state.
pub fn to_pod(&self) -> PodState {
assert!(self.snapshots.borrow().is_empty());
// TODO: handle database rather than just the cache.
// will need fat db.
PodState::from(self.cache.borrow().iter().fold(BTreeMap::new(), |mut m, (add, opt)| {
if let Some(ref acc) = *opt {
m.insert(add.clone(), PodAccount::from_account(acc));
@ -289,6 +284,25 @@ impl State {
}))
}
fn query_pod(&mut self, query: &PodState) {
for (ref address, ref pod_account) in query.get() {
if self.get(address, true).is_some() {
for (ref key, _) in &pod_account.storage {
self.storage_at(address, key);
}
}
}
}
/// Returns a `StateDiff` describing the difference from `orig` to `self`.
/// Consumes self.
pub fn diff_from(&self, orig: State) -> StateDiff {
let pod_state_post = self.to_pod();
let mut state_pre = orig;
state_pre.query_pod(&pod_state_post);
pod_state::diff_pod(&state_pre.to_pod(), &pod_state_post)
}
/// Pull account `a` in our cache from the trie DB and return it.
/// `require_code` requires that the code be cached, too.
fn get<'a>(&'a self, a: &Address, require_code: bool) -> &'a Option<Account> {

98
ethcore/src/account_diff.rs → ethcore/src/types/account_diff.rs
View File

@ -17,10 +17,48 @@
//! Diff between two accounts.
use util::*;
#[cfg(test)]
use pod_account::*;
#[derive(Debug,Clone,PartialEq,Eq)]
#[derive(Debug, PartialEq, Eq, Clone)]
/// Diff type for specifying a change (or not).
pub enum Diff<T> where T: Eq {
/// Both sides are the same.
Same,
/// Left (pre, source) side doesn't include value, right side (post, destination) does.
Born(T),
/// Both sides include data; it chaged value between them.
Changed(T, T),
/// Left (pre, source) side does include value, right side (post, destination) does not.
Died(T),
}
impl<T> Diff<T> where T: Eq {
/// Construct new object with given `pre` and `post`.
pub fn new(pre: T, post: T) -> Self { if pre == post { Diff::Same } else { Diff::Changed(pre, post) } }
/// Get the before value, if there is one.
pub fn pre(&self) -> Option<&T> { match *self { Diff::Died(ref x) | Diff::Changed(ref x, _) => Some(x), _ => None } }
/// Get the after value, if there is one.
pub fn post(&self) -> Option<&T> { match *self { Diff::Born(ref x) | Diff::Changed(_, ref x) => Some(x), _ => None } }
/// Determine whether there was a change or not.
pub fn is_same(&self) -> bool { match *self { Diff::Same => true, _ => false }}
}
#[derive(Debug, PartialEq, Eq, Clone)]
/// Account diff.
pub struct AccountDiff {
/// Change in balance, allowed to be `Diff::Same`.
pub balance: Diff<U256>,
/// Change in nonce, allowed to be `Diff::Same`.
pub nonce: Diff<U256>, // Allowed to be Same
/// Change in code, allowed to be `Diff::Same`.
pub code: Diff<Bytes>, // Allowed to be Same
/// Change in storage, values are not allowed to be `Diff::Same`.
pub storage: BTreeMap<H256, Diff<H256>>,
}
#[derive(Debug, PartialEq, Eq, Clone)]
/// Change in existance type.
// TODO: include other types of change.
pub enum Existance {
@ -43,19 +81,6 @@ impl fmt::Display for Existance {
}
}
#[derive(Debug,Clone,PartialEq,Eq)]
/// Account diff.
pub struct AccountDiff {
/// Change in balance, allowed to be `Diff::Same`.
pub balance: Diff<U256>,
/// Change in nonce, allowed to be `Diff::Same`.
pub nonce: Diff<U256>, // Allowed to be Same
/// Change in code, allowed to be `Diff::Same`.
pub code: Diff<Bytes>, // Allowed to be Same
/// Change in storage, values are not allowed to be `Diff::Same`.
pub storage: BTreeMap<H256, Diff<H256>>,
}
impl AccountDiff {
/// Get `Existance` projection.
pub fn existance(&self) -> Existance {
@ -65,47 +90,6 @@ impl AccountDiff {
_ => Existance::Alive,
}
}
#[cfg(test)]
/// Determine difference between two optionally existant `Account`s. Returns None
/// if they are the same.
pub fn diff_pod(pre: Option<&PodAccount>, post: Option<&PodAccount>) -> Option<AccountDiff> {
match (pre, post) {
(None, Some(x)) => Some(AccountDiff {
balance: Diff::Born(x.balance),
nonce: Diff::Born(x.nonce),
code: Diff::Born(x.code.clone()),
storage: x.storage.iter().map(|(k, v)| (k.clone(), Diff::Born(v.clone()))).collect(),
}),
(Some(x), None) => Some(AccountDiff {
balance: Diff::Died(x.balance),
nonce: Diff::Died(x.nonce),
code: Diff::Died(x.code.clone()),
storage: x.storage.iter().map(|(k, v)| (k.clone(), Diff::Died(v.clone()))).collect(),
}),
(Some(pre), Some(post)) => {
let storage: Vec<_> = pre.storage.keys().merge(post.storage.keys())
.filter(|k| pre.storage.get(k).unwrap_or(&H256::new()) != post.storage.get(k).unwrap_or(&H256::new()))
.collect();
let r = AccountDiff {
balance: Diff::new(pre.balance, post.balance),
nonce: Diff::new(pre.nonce, post.nonce),
code: Diff::new(pre.code.clone(), post.code.clone()),
storage: storage.into_iter().map(|k|
(k.clone(), Diff::new(
pre.storage.get(&k).cloned().unwrap_or_else(H256::new),
post.storage.get(&k).cloned().unwrap_or_else(H256::new)
))).collect(),
};
if r.balance.is_same() && r.nonce.is_same() && r.code.is_same() && r.storage.is_empty() {
None
} else {
Some(r)
}
},
_ => None,
}
}
}
// TODO: refactor into something nicer.

5
ethcore/src/types/executed.rs
View File

@ -20,13 +20,14 @@ use util::numbers::*;
use util::Bytes;
use trace::{Trace, VMTrace};
use types::log_entry::LogEntry;
use types::state_diff::StateDiff;
use ipc::binary::BinaryConvertError;
use std::fmt;
use std::mem;
use std::collections::VecDeque;
/// Transaction execution receipt.
#[derive(Debug, PartialEq, Clone, Binary)]
#[derive(Debug, PartialEq, Clone)]
pub struct Executed {
/// Gas paid up front for execution of transaction.
pub gas: U256,
@ -61,6 +62,8 @@ pub struct Executed {
pub trace: Option<Trace>,
/// The VM trace of this transaction.
pub vm_trace: Option<VMTrace>,
/// The state diff, if we traced it.
pub state_diff: Option<StateDiff>,
}
/// Result of executing the transaction.

2
ethcore/src/types/mod.rs.in
View File

@ -23,3 +23,5 @@ pub mod log_entry;
pub mod trace_types;
pub mod executed;
pub mod block_status;
pub mod account_diff;
pub mod state_diff;

49
ethcore/src/types/state_diff.rs Normal file
View File

@ -0,0 +1,49 @@
// Copyright 2015, 2016 Ethcore (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
//! State diff module.
use util::*;
use account_diff::*;
#[derive(Debug, PartialEq, Eq, Clone)]
/// Expression for the delta between two system states. Encoded the
/// delta of every altered account.
pub struct StateDiff (pub BTreeMap<Address, AccountDiff>);
impl StateDiff {
/// Get the actual data.
pub fn get(&self) -> &BTreeMap<Address, AccountDiff> {
&self.0
}
}
impl fmt::Display for StateDiff {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
for (add, acc) in &self.0 {
try!(write!(f, "{} {}: {}", acc.existance(), add, acc));
}
Ok(())
}
}
impl Deref for StateDiff {
type Target = BTreeMap<Address, AccountDiff>;
fn deref(&self) -> &Self::Target {
&self.0
}
}

27
ipc/codegen/src/codegen.rs
View File

@ -392,16 +392,13 @@ fn implement_client_method_body(
});
request_serialization_statements.push(
quote_stmt!(cx, let mut socket_ref = self.socket.borrow_mut()));
request_serialization_statements.push(
quote_stmt!(cx, let mut socket = socket_ref.deref_mut()));
quote_stmt!(cx, let mut socket = self.socket.write().unwrap(); ));
request_serialization_statements.push(
quote_stmt!(cx, let serialized_payload = ::ipc::binary::serialize(&payload).unwrap()));
request_serialization_statements.push(
quote_stmt!(cx, ::ipc::invoke($index_ident, &Some(serialized_payload), &mut socket)));
quote_stmt!(cx, ::ipc::invoke($index_ident, &Some(serialized_payload), &mut *socket)));
request_serialization_statements
@ -409,17 +406,15 @@ fn implement_client_method_body(
else {
let mut request_serialization_statements = Vec::new();
request_serialization_statements.push(
quote_stmt!(cx, let mut socket_ref = self.socket.borrow_mut()));
quote_stmt!(cx, let mut socket = self.socket.write().unwrap(); ));
request_serialization_statements.push(
quote_stmt!(cx, let mut socket = socket_ref.deref_mut()));
request_serialization_statements.push(
quote_stmt!(cx, ::ipc::invoke($index_ident, &None, &mut socket)));
quote_stmt!(cx, ::ipc::invoke($index_ident, &None, &mut *socket)));
request_serialization_statements
};
if let Some(ref return_ty) = dispatch.return_type_ty {
let return_expr = quote_expr!(cx,
::ipc::binary::deserialize_from::<$return_ty, _>(&mut socket).unwrap()
::ipc::binary::deserialize_from::<$return_ty, _>(&mut *socket).unwrap()
);
quote_expr!(cx, {
$request
@ -525,7 +520,7 @@ fn push_client_struct(cx: &ExtCtxt, builder: &aster::AstBuilder, interface_map:
let client_struct_item = quote_item!(cx,
pub struct $client_short_ident $generics {
socket: ::std::cell::RefCell<S>,
socket: ::std::sync::RwLock<S>,
phantom: $phantom,
});
@ -560,7 +555,7 @@ fn push_with_socket_client_implementation(
impl $generics ::ipc::WithSocket<S> for $client_ident $where_clause {
fn init(socket: S) -> $client_ident {
$client_short_ident {
socket: ::std::cell::RefCell::new(socket),
socket: ::std::sync::RwLock::new(socket),
phantom: ::std::marker::PhantomData,
}
}
@ -594,15 +589,13 @@ fn push_client_implementation(
reserved: vec![0u8; 64],
};
let mut socket_ref = self.socket.borrow_mut();
let mut socket = socket_ref.deref_mut();
::ipc::invoke(
0,
&Some(::ipc::binary::serialize(&payload).unwrap()),
&mut socket);
&mut *self.socket.write().unwrap());
let mut result = vec![0u8; 1];
if try!(socket.read(&mut result).map_err(|_| ::ipc::Error::HandshakeFailed)) == 1 {
if try!(self.socket.write().unwrap().read(&mut result).map_err(|_| ::ipc::Error::HandshakeFailed)) == 1 {
match result[0] {
1 => Ok(()),
_ => Err(::ipc::Error::RemoteServiceUnsupported),
@ -613,7 +606,7 @@ fn push_client_implementation(
let socket_item = quote_impl_item!(cx,
#[cfg(test)]
pub fn socket(&self) -> &::std::cell::RefCell<S> {
pub fn socket(&self) -> &::std::sync::RwLock<S> {
&self.socket
}).unwrap();

14
ipc/codegen/src/serialization.rs
View File

@ -230,6 +230,9 @@ fn binary_expr_struct(
let field_amount = builder.id(&format!("{}",fields.len()));
map_stmts.push(quote_stmt!(cx, let mut map = vec![0usize; $field_amount];).unwrap());
map_stmts.push(quote_stmt!(cx, let mut total = 0usize;).unwrap());
let mut post_write_stmts = Vec::<ast::Stmt>::new();
for (index, field) in fields.iter().enumerate() {
let field_type_ident = builder.id(
&::syntax::print::pprust::ty_to_string(&codegen::strip_ptr(&field.ty)));
@ -249,6 +252,7 @@ fn binary_expr_struct(
};
let raw_ident = ::syntax::print::pprust::ty_to_string(&codegen::strip_ptr(&field.ty));
let range_ident = builder.id(format!("r{}", index));
match raw_ident.as_ref() {
"u8" => {
write_stmts.push(quote_stmt!(cx, let next_line = offset + 1;).unwrap());
@ -258,15 +262,17 @@ fn binary_expr_struct(
write_stmts.push(quote_stmt!(cx, let size = $member_expr .len();).unwrap());
write_stmts.push(quote_stmt!(cx, let next_line = offset + size;).unwrap());
write_stmts.push(quote_stmt!(cx, length_stack.push_back(size);).unwrap());
write_stmts.push(quote_stmt!(cx, buffer[offset..next_line].clone_from_slice($member_expr); ).unwrap());
write_stmts.push(quote_stmt!(cx, let $range_ident = offset..next_line; ).unwrap());
post_write_stmts.push(quote_stmt!(cx, buffer[$range_ident].clone_from_slice($member_expr); ).unwrap());
}
_ => {
write_stmts.push(quote_stmt!(cx, let next_line = offset + match $field_type_ident_qualified::len_params() {
0 => mem::size_of::<$field_type_ident>(),
_ => { let size = $member_expr .size(); length_stack.push_back(size); size },
}).unwrap());
write_stmts.push(quote_stmt!(cx,
if let Err(e) = $member_expr .to_bytes(&mut buffer[offset..next_line], length_stack) { return Err(e) };).unwrap());
write_stmts.push(quote_stmt!(cx, let $range_ident = offset..next_line; ).unwrap());
post_write_stmts.push(quote_stmt!(cx,
if let Err(e) = $member_expr .to_bytes(&mut buffer[$range_ident], length_stack) { return Err(e) };).unwrap());
}
}
@ -312,7 +318,7 @@ fn binary_expr_struct(
Ok(BinaryExpressions {
size: total_size_expr,
write: quote_expr!(cx, { $write_stmts; Ok(()) } ),
write: quote_expr!(cx, { $write_stmts; $post_write_stmts; Ok(()) } ),
read: read_expr,
})
}

13
ipc/nano/src/lib.rs
View File

@ -30,6 +30,7 @@ use nanomsg::{Socket, Protocol, Error, Endpoint, PollRequest, PollFd, PollInOut}
use std::ops::Deref;
const POLL_TIMEOUT: isize = 100;
const CLIENT_CONNECTION_TIMEOUT: isize = 2500;
/// Generic worker to handle service (binded) sockets
pub struct Worker<S> where S: IpcInterface<S> {
@ -46,6 +47,12 @@ pub struct GuardedSocket<S> where S: WithSocket<Socket> {
_endpoint: Endpoint,
}
impl<S> GuardedSocket<S> where S: WithSocket<Socket> {
pub fn service(&self) -> Arc<S> {
self.client.clone()
}
}
impl<S> Deref for GuardedSocket<S> where S: WithSocket<Socket> {
type Target = S;
@ -63,6 +70,9 @@ pub fn init_duplex_client<S>(socket_addr: &str) -> Result<GuardedSocket<S>, Sock
SocketError::DuplexLink
}));
// 2500 ms default timeout
socket.set_receive_timeout(CLIENT_CONNECTION_TIMEOUT).unwrap();
let endpoint = try!(socket.connect(socket_addr).map_err(|e| {
warn!(target: "ipc", "Failed to bind socket to address '{}': {:?}", socket_addr, e);
SocketError::DuplexLink
@ -83,6 +93,9 @@ pub fn init_client<S>(socket_addr: &str) -> Result<GuardedSocket<S>, SocketError
SocketError::RequestLink
}));
// 2500 ms default timeout
socket.set_receive_timeout(CLIENT_CONNECTION_TIMEOUT).unwrap();
let endpoint = try!(socket.connect(socket_addr).map_err(|e| {
warn!(target: "ipc", "Failed to bind socket to address '{}': {:?}", socket_addr, e);
SocketError::RequestLink

43
ipc/rpc/src/binary.rs
View File

@ -104,14 +104,31 @@ impl<R: BinaryConvertable, E: BinaryConvertable> BinaryConvertable for Result<R,
fn to_bytes(&self, buffer: &mut [u8], length_stack: &mut VecDeque<usize>) -> Result<(), BinaryConvertError> {
match *self {
Ok(ref r) => { buffer[0] = 0; Ok(try!(r.to_bytes(&mut buffer[1..], length_stack))) },
Err(ref e) => { buffer[1] = 1; Ok(try!(e.to_bytes(&mut buffer[1..], length_stack))) },
Ok(ref r) => {
buffer[0] = 0;
if r.size() > 0 {
Ok(try!(r.to_bytes(&mut buffer[1..], length_stack)))
}
else { Ok(()) }
},
Err(ref e) => {
buffer[0] = 1;
if e.size() > 0 {
Ok(try!(e.to_bytes(&mut buffer[1..], length_stack)))
}
else { Ok(()) }
},
}
}
fn from_bytes(buffer: &[u8], length_stack: &mut VecDeque<usize>) -> Result<Self, BinaryConvertError> {
match buffer[0] {
0 => Ok(Ok(try!(R::from_bytes(&buffer[1..], length_stack)))),
0 => {
match buffer.len() {
1 => Ok(Ok(try!(R::from_empty_bytes()))),
_ => Ok(Ok(try!(R::from_bytes(&buffer[1..], length_stack)))),
}
}
1 => Ok(Err(try!(E::from_bytes(&buffer[1..], length_stack)))),
_ => Err(BinaryConvertError)
}
@ -154,6 +171,8 @@ impl<T> BinaryConvertable for Vec<T> where T: BinaryConvertable {
_ => 128,
});
if buffer.len() == 0 { return Ok(result); }
loop {
let next_size = match T::len_params() {
0 => mem::size_of::<T>(),
@ -300,8 +319,8 @@ pub fn deserialize_from<T, R>(r: &mut R) -> Result<T, BinaryConvertError>
let mut payload = Vec::new();
try!(r.read_to_end(&mut payload).map_err(|_| BinaryConvertError));
let mut length_stack = VecDeque::<usize>::new();
let stack_len = try!(u64::from_bytes(&payload[0..8], &mut fake_stack)) as usize;
let mut length_stack = VecDeque::<usize>::with_capacity(stack_len);
if stack_len > 0 {
for idx in 0..stack_len {
@ -607,7 +626,7 @@ fn deserialize_simple_err() {
}
#[test]
fn deserialize_opt_vec_in_out() {
fn serialize_opt_vec_in_out() {
use std::io::{Cursor, SeekFrom, Seek};
let mut buff = Cursor::new(Vec::new());
@ -619,3 +638,17 @@ fn deserialize_opt_vec_in_out() {
assert!(vec.is_none());
}
#[test]
fn serialize_err_opt_vec_in_out() {
use std::io::{Cursor, SeekFrom, Seek};
let mut buff = Cursor::new(Vec::new());
let optional_vec: Result<Option<Vec<u8>>, u32> = Ok(None);
serialize_into(&optional_vec, &mut buff).unwrap();
buff.seek(SeekFrom::Start(0)).unwrap();
let vec = deserialize_from::<Result<Option<Vec<u8>>, u32>, _>(&mut buff).unwrap();
assert!(vec.is_ok());
}

3
parity/cli.rs
View File

@ -96,6 +96,8 @@ API and Console Options:
asked for password on startup.
--dapps-pass PASSWORD Specify password for Dapps server. Use only in
conjunction with --dapps-user.
--dapps-path PATH Specify directory where dapps should be installed.
[default: $HOME/.parity/dapps]
--signer Enable Trusted Signer WebSocket endpoint used by
System UIs.
@ -239,6 +241,7 @@ pub struct Args {
pub flag_dapps_interface: String,
pub flag_dapps_user: Option<String>,
pub flag_dapps_pass: Option<String>,
pub flag_dapps_path: String,
pub flag_signer: bool,
pub flag_signer_port: u16,
pub flag_force_sealing: bool,

6
parity/configuration.rs
View File

@ -40,6 +40,7 @@ pub struct Configuration {
pub struct Directories {
pub keys: String,
pub db: String,
pub dapps: String,
}
impl Configuration {
@ -325,11 +326,14 @@ impl Configuration {
&self.args.flag_keys_path
}
);
::std::fs::create_dir_all(&db_path).unwrap_or_else(|e| die_with_io_error("main", e));
::std::fs::create_dir_all(&keys_path).unwrap_or_else(|e| die_with_io_error("main", e));
let dapps_path = Configuration::replace_home(&self.args.flag_dapps_path);
::std::fs::create_dir_all(&dapps_path).unwrap_or_else(|e| die_with_io_error("main", e));
Directories {
keys: keys_path,
db: db_path,
dapps: dapps_path,
}
}

7
parity/dapps.rs
View File

@ -32,6 +32,7 @@ pub struct Configuration {
pub port: u16,
pub user: Option<String>,
pub pass: Option<String>,
pub dapps_path: String,
}
pub struct Dependencies {
@ -63,12 +64,13 @@ pub fn new(configuration: Configuration, deps: Dependencies) -> Option<WebappSer
(username.to_owned(), password)
});
Some(setup_dapps_server(deps, &addr, auth))
Some(setup_dapps_server(deps, configuration.dapps_path, &addr, auth))
}
#[cfg(not(feature = "dapps"))]
pub fn setup_dapps_server(
_deps: Dependencies,
_dapps_path: String,
_url: &SocketAddr,
_auth: Option<(String, String)>,
) -> ! {
@ -78,12 +80,13 @@ pub fn setup_dapps_server(
#[cfg(feature = "dapps")]
pub fn setup_dapps_server(
deps: Dependencies,
dapps_path: String,
url: &SocketAddr,
auth: Option<(String, String)>
) -> WebappServer {
use ethcore_dapps as dapps;
let server = dapps::ServerBuilder::new();
let server = dapps::ServerBuilder::new(dapps_path);
let server = rpc_apis::setup_rpc(server, deps.apis.clone(), rpc_apis::ApiSet::UnsafeContext);
let start_result = match auth {
None => {

1
parity/main.rs
View File

@ -231,6 +231,7 @@ fn execute_client(conf: Configuration, spec: Spec, client_config: ClientConfig)
port: conf.args.flag_dapps_port,
user: conf.args.flag_dapps_user.clone(),
pass: conf.args.flag_dapps_pass.clone(),
dapps_path: conf.directories().dapps,
}, dapps::Dependencies {
panic_handler: panic_handler.clone(),
apis: deps_for_rpc_apis.clone(),

8
rpc/src/v1/impls/eth.rs
View File

@ -511,8 +511,8 @@ impl<C, S, A, M, EM> Eth for EthClient<C, S, A, M, EM> where
.and_then(|(request, block_number,)| {
let signed = try!(self.sign_call(request));
let r = match block_number {
BlockNumber::Pending => take_weak!(self.miner).call(take_weak!(self.client).deref(), &signed, false),
BlockNumber::Latest => take_weak!(self.client).call(&signed, false),
BlockNumber::Pending => take_weak!(self.miner).call(take_weak!(self.client).deref(), &signed, Default::default()),
BlockNumber::Latest => take_weak!(self.client).call(&signed, Default::default()),
_ => panic!("{:?}", block_number),
};
to_value(&r.map(|e| Bytes(e.output)).unwrap_or(Bytes::new(vec![])))
@ -524,8 +524,8 @@ impl<C, S, A, M, EM> Eth for EthClient<C, S, A, M, EM> where
.and_then(|(request, block_number,)| {
let signed = try!(self.sign_call(request));
let r = match block_number {
BlockNumber::Pending => take_weak!(self.miner).call(take_weak!(self.client).deref(), &signed, false),
BlockNumber::Latest => take_weak!(self.client).call(&signed, false),
BlockNumber::Pending => take_weak!(self.miner).call(take_weak!(self.client).deref(), &signed, Default::default()),
BlockNumber::Latest => take_weak!(self.client).call(&signed, Default::default()),
_ => return Err(Error::invalid_params()),
};
to_value(&r.map(|res| res.gas_used + res.refunded).unwrap_or(From::from(0)))

63
rpc/src/v1/impls/ethcore.rs
View File

@ -22,9 +22,12 @@ use std::sync::{Arc, Weak};
use std::ops::Deref;
use std::collections::BTreeMap;
use jsonrpc_core::*;
use serde;
use ethcore::miner::MinerService;
use ethcore::state_diff::StateDiff;
use ethcore::account_diff::{Diff, Existance};
use ethcore::transaction::{Transaction as EthTransaction, SignedTransaction, Action};
use ethcore::client::BlockChainClient;
use ethcore::client::{BlockChainClient, CallAnalytics};
use ethcore::trace::VMTrace;
use v1::traits::Ethcore;
use v1::types::{Bytes, CallRequest};
@ -115,6 +118,47 @@ fn vm_trace_to_object(t: &VMTrace) -> Value {
Value::Object(ret)
}
fn diff_to_object<T>(d: &Diff<T>) -> Value where T: serde::Serialize + Eq {
let mut ret = BTreeMap::new();
match *d {
Diff::Same => {
ret.insert("diff".to_owned(), Value::String("=".to_owned()));
}
Diff::Born(ref x) => {
ret.insert("diff".to_owned(), Value::String("+".to_owned()));
ret.insert("+".to_owned(), to_value(x).unwrap());
}
Diff::Died(ref x) => {
ret.insert("diff".to_owned(), Value::String("-".to_owned()));
ret.insert("-".to_owned(), to_value(x).unwrap());
}
Diff::Changed(ref from, ref to) => {
ret.insert("diff".to_owned(), Value::String("*".to_owned()));
ret.insert("-".to_owned(), to_value(from).unwrap());
ret.insert("+".to_owned(), to_value(to).unwrap());
}
};
Value::Object(ret)
}
fn state_diff_to_object(t: &StateDiff) -> Value {
Value::Object(t.iter().map(|(address, account)| {
(address.hex(), Value::Object(map![
"existance".to_owned() => Value::String(match account.existance() {
Existance::Born => "+",
Existance::Alive => ".",
Existance::Died => "-",
}.to_owned()),
"balance".to_owned() => diff_to_object(&account.balance),
"nonce".to_owned() => diff_to_object(&account.nonce),
"code".to_owned() => diff_to_object(&account.code),
"storage".to_owned() => Value::Object(account.storage.iter().map(|(key, val)| {
(key.hex(), diff_to_object(&val))
}).collect::<BTreeMap<_, _>>())
]))
}).collect::<BTreeMap<_, _>>())
}
impl<C, M> Ethcore for EthcoreClient<C, M> where C: BlockChainClient + 'static, M: MinerService + 'static {
fn set_min_gas_price(&self, params: Params) -> Result<Value, Error> {
@ -211,7 +255,7 @@ impl<C, M> Ethcore for EthcoreClient<C, M> where C: BlockChainClient + 'static,
from_params(params)
.and_then(|(request,)| {
let signed = try!(self.sign_call(request));
let r = take_weak!(self.client).call(&signed, true);
let r = take_weak!(self.client).call(&signed, CallAnalytics{ vm_tracing: true, state_diffing: false });
if let Ok(executed) = r {
if let Some(vm_trace) = executed.vm_trace {
return Ok(vm_trace_to_object(&vm_trace));
@ -220,4 +264,19 @@ impl<C, M> Ethcore for EthcoreClient<C, M> where C: BlockChainClient + 'static,
Ok(Value::Null)
})
}
fn state_diff_call(&self, params: Params) -> Result<Value, Error> {
trace!(target: "jsonrpc", "state_diff_call: {:?}", params);
from_params(params)
.and_then(|(request,)| {
let signed = try!(self.sign_call(request));
let r = take_weak!(self.client).call(&signed, CallAnalytics{ vm_tracing: false, state_diffing: true });
if let Ok(executed) = r {
if let Some(state_diff) = executed.state_diff {
return Ok(state_diff_to_object(&state_diff));
}
}
Ok(Value::Null)
})
}
}

4
rpc/src/v1/tests/helpers/miner_service.rs
View File

@ -19,7 +19,7 @@
use util::{Address, H256, Bytes, U256, FixedHash, Uint};
use util::standard::*;
use ethcore::error::{Error, ExecutionError};
use ethcore::client::{MiningBlockChainClient, Executed};
use ethcore::client::{MiningBlockChainClient, Executed, CallAnalytics};
use ethcore::block::{ClosedBlock, IsBlock};
use ethcore::transaction::SignedTransaction;
use ethcore::receipt::Receipt;
@ -202,7 +202,7 @@ impl MinerService for TestMinerService {
self.latest_closed_block.lock().unwrap().as_ref().map_or_else(U256::zero, |b| b.block().fields().state.balance(address).clone())
}
fn call(&self, _chain: &MiningBlockChainClient, _t: &SignedTransaction, _vm_tracing: bool) -> Result<Executed, ExecutionError> {
fn call(&self, _chain: &MiningBlockChainClient, _t: &SignedTransaction, _analytics: CallAnalytics) -> Result<Executed, ExecutionError> {
unimplemented!();
}

4
rpc/src/v1/tests/mocked/eth.rs
View File

@ -431,6 +431,7 @@ fn rpc_eth_call() {
output: vec![0x12, 0x34, 0xff],
trace: None,
vm_trace: None,
state_diff: None,
});
let request = r#"{
@ -465,6 +466,7 @@ fn rpc_eth_call_default_block() {
output: vec![0x12, 0x34, 0xff],
trace: None,
vm_trace: None,
state_diff: None,
});
let request = r#"{
@ -498,6 +500,7 @@ fn rpc_eth_estimate_gas() {
output: vec![0x12, 0x34, 0xff],
trace: None,
vm_trace: None,
state_diff: None,
});
let request = r#"{
@ -532,6 +535,7 @@ fn rpc_eth_estimate_gas_default_block() {
output: vec![0x12, 0x34, 0xff],
trace: None,
vm_trace: None,
state_diff: None,
});
let request = r#"{

4
rpc/src/v1/traits/ethcore.rs
View File

@ -75,6 +75,9 @@ pub trait Ethcore: Sized + Send + Sync + 'static {
/// Executes the given call and returns the VM trace for it.
fn vm_trace_call(&self, _: Params) -> Result<Value, Error>;
/// Executes the given call and returns the diff for it.
fn state_diff_call(&self, params: Params) -> Result<Value, Error>;
/// Should be used to convert object to io delegate.
fn to_delegate(self) -> IoDelegate<Self> {
let mut delegate = IoDelegate::new(Arc::new(self));
@ -98,6 +101,7 @@ pub trait Ethcore: Sized + Send + Sync + 'static {
delegate.add_method("ethcore_defaultExtraData", Ethcore::default_extra_data);
delegate.add_method("ethcore_vmTraceCall", Ethcore::vm_trace_call);
delegate.add_method("ethcore_stateDiffCall", Ethcore::state_diff_call);
delegate
}

27
util/src/misc.rs
View File

@ -24,33 +24,6 @@ use target_info::Target;
include!(concat!(env!("OUT_DIR"), "/version.rs"));
include!(concat!(env!("OUT_DIR"), "/rustc_version.rs"));
#[derive(Debug,Clone,PartialEq,Eq)]
/// Diff type for specifying a change (or not).
pub enum Diff<T> where T: Eq {
/// Both sides are the same.
Same,
/// Left (pre, source) side doesn't include value, right side (post, destination) does.
Born(T),
/// Both sides include data; it chaged value between them.
Changed(T, T),
/// Left (pre, source) side does include value, right side (post, destination) does not.
Died(T),
}
impl<T> Diff<T> where T: Eq {
/// Construct new object with given `pre` and `post`.
pub fn new(pre: T, post: T) -> Self { if pre == post { Diff::Same } else { Diff::Changed(pre, post) } }
/// Get the before value, if there is one.
pub fn pre(&self) -> Option<&T> { match *self { Diff::Died(ref x) | Diff::Changed(ref x, _) => Some(x), _ => None } }
/// Get the after value, if there is one.
pub fn post(&self) -> Option<&T> { match *self { Diff::Born(ref x) | Diff::Changed(_, ref x) => Some(x), _ => None } }
/// Determine whether there was a change or not.
pub fn is_same(&self) -> bool { match *self { Diff::Same => true, _ => false }}
}
#[derive(PartialEq,Eq,Clone,Copy)]
/// Boolean type for clean/dirty status.
pub enum Filth {