[stable] Backports + Kovan HF (#7235)

* Merge pull request #7075 from miyao-gmo/feature/estimate_gas_limit

escape inifinite loop in estimte_gas

* Merge pull request #7006 from paritytech/no-uncles

Disable uncles by default

* Maximum uncle count transition (#7196)

* Enable delayed maximum_uncle_count activation.

* Fix tests.

* Defer kovan HF.

* Bump version.

* Kovan HF.

* Update Kovan HF block.

* Fix compilation issues.

* Fix aura test.

* Add missing byzantium builtins.

* Fix tests.

* Bump version for installers.

* Increase allowed time drift to 10s. (#7238)
This commit is contained in:
Tomasz Drwięga 2017-12-08 13:08:01 +01:00 committed by Arkadiy Paronyan
parent 12940e4ed7
commit f4a496ac8c
19 changed files with 219 additions and 76 deletions

58
Cargo.lock generated
View File

@ -1,7 +1,3 @@
[root]
name = "using_queue"
version = "0.1.0"
[[package]] [[package]]
name = "advapi32-sys" name = "advapi32-sys"
version = "0.2.0" version = "0.2.0"
@ -277,7 +273,7 @@ dependencies = [
name = "common-types" name = "common-types"
version = "0.1.0" version = "0.1.0"
dependencies = [ dependencies = [
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"ethjson 0.1.0", "ethjson 0.1.0",
"rlp 0.2.0", "rlp 0.2.0",
"rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)", "rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
@ -476,7 +472,7 @@ dependencies = [
"ethcore-ipc-nano 1.7.0", "ethcore-ipc-nano 1.7.0",
"ethcore-logger 1.7.0", "ethcore-logger 1.7.0",
"ethcore-stratum 1.7.0", "ethcore-stratum 1.7.0",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"ethjson 0.1.0", "ethjson 0.1.0",
"ethkey 0.2.0", "ethkey 0.2.0",
"ethstore 0.1.0", "ethstore 0.1.0",
@ -545,7 +541,7 @@ name = "ethcore-ipc"
version = "1.7.0" version = "1.7.0"
dependencies = [ dependencies = [
"ethcore-devtools 1.7.0", "ethcore-devtools 1.7.0",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"nanomsg 0.5.1 (git+https://github.com/paritytech/nanomsg.rs.git?branch=parity-1.7)", "nanomsg 0.5.1 (git+https://github.com/paritytech/nanomsg.rs.git?branch=parity-1.7)",
"semver 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)", "semver 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
] ]
@ -594,7 +590,7 @@ dependencies = [
"ethcore-ipc 1.7.0", "ethcore-ipc 1.7.0",
"ethcore-ipc-codegen 1.7.0", "ethcore-ipc-codegen 1.7.0",
"ethcore-ipc-nano 1.7.0", "ethcore-ipc-nano 1.7.0",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"log 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)", "log 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
"nanomsg 0.5.1 (git+https://github.com/paritytech/nanomsg.rs.git?branch=parity-1.7)", "nanomsg 0.5.1 (git+https://github.com/paritytech/nanomsg.rs.git?branch=parity-1.7)",
"semver 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)", "semver 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
@ -611,7 +607,7 @@ dependencies = [
"ethcore-ipc 1.7.0", "ethcore-ipc 1.7.0",
"ethcore-ipc-codegen 1.7.0", "ethcore-ipc-codegen 1.7.0",
"ethcore-network 1.7.0", "ethcore-network 1.7.0",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"evm 0.1.0", "evm 0.1.0",
"futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)", "futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
"itertools 0.5.9 (registry+https://github.com/rust-lang/crates.io-index)", "itertools 0.5.9 (registry+https://github.com/rust-lang/crates.io-index)",
@ -650,7 +646,7 @@ dependencies = [
"ethcore-devtools 1.7.0", "ethcore-devtools 1.7.0",
"ethcore-io 1.7.0", "ethcore-io 1.7.0",
"ethcore-logger 1.7.0", "ethcore-logger 1.7.0",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"ethcrypto 0.1.0", "ethcrypto 0.1.0",
"ethkey 0.2.0", "ethkey 0.2.0",
"igd 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)", "igd 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
@ -681,7 +677,7 @@ dependencies = [
"ethcore-ipc-codegen 1.7.0", "ethcore-ipc-codegen 1.7.0",
"ethcore-ipc-nano 1.7.0", "ethcore-ipc-nano 1.7.0",
"ethcore-logger 1.7.0", "ethcore-logger 1.7.0",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"ethcrypto 0.1.0", "ethcrypto 0.1.0",
"ethkey 0.2.0", "ethkey 0.2.0",
"futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)", "futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
@ -711,7 +707,7 @@ dependencies = [
"ethcore-ipc-codegen 1.7.0", "ethcore-ipc-codegen 1.7.0",
"ethcore-ipc-nano 1.7.0", "ethcore-ipc-nano 1.7.0",
"ethcore-logger 1.7.0", "ethcore-logger 1.7.0",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)", "futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
"jsonrpc-core 7.0.0 (git+https://github.com/paritytech/jsonrpc.git?branch=parity-1.7)", "jsonrpc-core 7.0.0 (git+https://github.com/paritytech/jsonrpc.git?branch=parity-1.7)",
"jsonrpc-macros 7.0.0 (git+https://github.com/paritytech/jsonrpc.git?branch=parity-1.7)", "jsonrpc-macros 7.0.0 (git+https://github.com/paritytech/jsonrpc.git?branch=parity-1.7)",
@ -724,7 +720,7 @@ dependencies = [
[[package]] [[package]]
name = "ethcore-util" name = "ethcore-util"
version = "1.7.9" version = "1.7.10"
dependencies = [ dependencies = [
"ansi_term 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)", "ansi_term 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
"clippy 0.0.103 (registry+https://github.com/rust-lang/crates.io-index)", "clippy 0.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
@ -774,7 +770,7 @@ name = "ethjson"
version = "0.1.0" version = "0.1.0"
dependencies = [ dependencies = [
"clippy 0.0.103 (registry+https://github.com/rust-lang/crates.io-index)", "clippy 0.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)", "rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
"serde 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)", "serde 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
"serde_derive 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)", "serde_derive 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
@ -855,7 +851,7 @@ dependencies = [
"ethcore-ipc-nano 1.7.0", "ethcore-ipc-nano 1.7.0",
"ethcore-light 1.7.0", "ethcore-light 1.7.0",
"ethcore-network 1.7.0", "ethcore-network 1.7.0",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"ethkey 0.2.0", "ethkey 0.2.0",
"heapsize 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)", "heapsize 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
"log 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)", "log 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
@ -874,7 +870,7 @@ dependencies = [
"bit-set 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)", "bit-set 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
"byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)", "byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
"common-types 0.1.0", "common-types 0.1.0",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"ethjson 0.1.0", "ethjson 0.1.0",
"evmjit 1.7.0", "evmjit 1.7.0",
"lazy_static 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)", "lazy_static 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
@ -891,7 +887,7 @@ version = "0.1.0"
dependencies = [ dependencies = [
"docopt 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)", "docopt 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
"ethcore 1.7.0", "ethcore 1.7.0",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"ethjson 0.1.0", "ethjson 0.1.0",
"evm 0.1.0", "evm 0.1.0",
"rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)", "rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
@ -1136,7 +1132,7 @@ version = "1.7.0"
dependencies = [ dependencies = [
"ethcore-ipc 1.7.0", "ethcore-ipc 1.7.0",
"ethcore-ipc-codegen 1.7.0", "ethcore-ipc-codegen 1.7.0",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"semver 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)", "semver 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
] ]
@ -1530,7 +1526,7 @@ version = "0.1.0"
dependencies = [ dependencies = [
"byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)", "byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
"ethabi 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)", "ethabi 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)", "futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
"native-contract-generator 0.1.0", "native-contract-generator 0.1.0",
] ]
@ -1735,7 +1731,7 @@ dependencies = [
[[package]] [[package]]
name = "parity" name = "parity"
version = "1.7.9" version = "1.7.10"
dependencies = [ dependencies = [
"ansi_term 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)", "ansi_term 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
"app_dirs 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)", "app_dirs 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@ -1755,7 +1751,7 @@ dependencies = [
"ethcore-logger 1.7.0", "ethcore-logger 1.7.0",
"ethcore-secretstore 1.0.0", "ethcore-secretstore 1.0.0",
"ethcore-stratum 1.7.0", "ethcore-stratum 1.7.0",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"ethkey 0.2.0", "ethkey 0.2.0",
"ethsync 1.7.0", "ethsync 1.7.0",
"fdlimit 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)", "fdlimit 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@ -1801,7 +1797,7 @@ dependencies = [
"clippy 0.0.103 (registry+https://github.com/rust-lang/crates.io-index)", "clippy 0.0.103 (registry+https://github.com/rust-lang/crates.io-index)",
"env_logger 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)", "env_logger 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
"ethcore-devtools 1.7.0", "ethcore-devtools 1.7.0",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"fetch 0.1.0", "fetch 0.1.0",
"futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)", "futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
"jsonrpc-core 7.0.0 (git+https://github.com/paritytech/jsonrpc.git?branch=parity-1.7)", "jsonrpc-core 7.0.0 (git+https://github.com/paritytech/jsonrpc.git?branch=parity-1.7)",
@ -1845,7 +1841,7 @@ name = "parity-hash-fetch"
version = "1.7.0" version = "1.7.0"
dependencies = [ dependencies = [
"ethabi 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)", "ethabi 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"fetch 0.1.0", "fetch 0.1.0",
"futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)", "futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
"log 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)", "log 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
@ -1863,7 +1859,7 @@ version = "1.7.0"
dependencies = [ dependencies = [
"cid 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)", "cid 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
"ethcore 1.7.0", "ethcore 1.7.0",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"jsonrpc-http-server 7.0.0 (git+https://github.com/paritytech/jsonrpc.git?branch=parity-1.7)", "jsonrpc-http-server 7.0.0 (git+https://github.com/paritytech/jsonrpc.git?branch=parity-1.7)",
"mime 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)", "mime 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
"multihash 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)", "multihash 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
@ -1876,7 +1872,7 @@ version = "0.1.0"
dependencies = [ dependencies = [
"ethcore 1.7.0", "ethcore 1.7.0",
"ethcore-io 1.7.0", "ethcore-io 1.7.0",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"ethkey 0.2.0", "ethkey 0.2.0",
"log 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)", "log 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
"rlp 0.2.0", "rlp 0.2.0",
@ -1906,7 +1902,7 @@ dependencies = [
"ethcore-ipc 1.7.0", "ethcore-ipc 1.7.0",
"ethcore-light 1.7.0", "ethcore-light 1.7.0",
"ethcore-logger 1.7.0", "ethcore-logger 1.7.0",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"ethcrypto 0.1.0", "ethcrypto 0.1.0",
"ethjson 0.1.0", "ethjson 0.1.0",
"ethkey 0.2.0", "ethkey 0.2.0",
@ -1948,7 +1944,7 @@ dependencies = [
name = "parity-rpc-client" name = "parity-rpc-client"
version = "1.4.0" version = "1.4.0"
dependencies = [ dependencies = [
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)", "futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
"jsonrpc-core 7.0.0 (git+https://github.com/paritytech/jsonrpc.git?branch=parity-1.7)", "jsonrpc-core 7.0.0 (git+https://github.com/paritytech/jsonrpc.git?branch=parity-1.7)",
"jsonrpc-ws-server 7.0.0 (git+https://github.com/paritytech/jsonrpc.git?branch=parity-1.7)", "jsonrpc-ws-server 7.0.0 (git+https://github.com/paritytech/jsonrpc.git?branch=parity-1.7)",
@ -2011,7 +2007,7 @@ dependencies = [
"ethcore 1.7.0", "ethcore 1.7.0",
"ethcore-ipc 1.7.0", "ethcore-ipc 1.7.0",
"ethcore-ipc-codegen 1.7.0", "ethcore-ipc-codegen 1.7.0",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"ethsync 1.7.0", "ethsync 1.7.0",
"futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)", "futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
"ipc-common-types 1.7.0", "ipc-common-types 1.7.0",
@ -2367,7 +2363,7 @@ name = "rpc-cli"
version = "1.4.0" version = "1.4.0"
dependencies = [ dependencies = [
"bigint 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)", "bigint 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
"ethcore-util 1.7.9", "ethcore-util 1.7.10",
"futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)", "futures 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
"parity-rpc 1.7.0", "parity-rpc 1.7.0",
"parity-rpc-client 1.4.0", "parity-rpc-client 1.4.0",
@ -2997,6 +2993,10 @@ dependencies = [
"winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)", "winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
] ]
[[package]]
name = "using_queue"
version = "0.1.0"
[[package]] [[package]]
name = "utf8-ranges" name = "utf8-ranges"
version = "1.0.0" version = "1.0.0"

View File

@ -1,7 +1,7 @@
[package] [package]
description = "Parity Ethereum client" description = "Parity Ethereum client"
name = "parity" name = "parity"
version = "1.7.9" version = "1.7.10"
license = "GPL-3.0" license = "GPL-3.0"
authors = ["Parity Technologies <admin@parity.io>"] authors = ["Parity Technologies <admin@parity.io>"]
build = "build.rs" build = "build.rs"

View File

@ -193,7 +193,7 @@ const UPDATE_TIMEOUT_ERR_SECS: u64 = 60;
const UPDATE_TIMEOUT_INCOMPLETE_SECS: u64 = 10; const UPDATE_TIMEOUT_INCOMPLETE_SECS: u64 = 10;
/// Maximal valid time drift. /// Maximal valid time drift.
pub const MAX_DRIFT: i64 = 500; pub const MAX_DRIFT: i64 = 10_000;
#[derive(Debug, Clone)] #[derive(Debug, Clone)]
/// A time checker. /// A time checker.

View File

@ -26,15 +26,21 @@
}, },
"validateScoreTransition": 1000000, "validateScoreTransition": 1000000,
"eip155Transition": 1000000, "eip155Transition": 1000000,
"validateStepTransition": 1500000 "validateStepTransition": 1500000,
} "maximumUncleCountTransition": 5100000,
"maximumUncleCount": 0
}
} }
}, },
"params": { "params": {
"maximumExtraDataSize": "0x20", "maximumExtraDataSize": "0x20",
"minGasLimit": "0x1388", "minGasLimit": "0x1388",
"networkID" : "0x2A", "networkID" : "0x2A",
"validateReceiptsTransition" : 1000000 "validateReceiptsTransition" : 1000000,
"eip140Transition": 5100000,
"eip211Transition": 5100000,
"eip214Transition": 5100000,
"eip658Transition": 5100000
}, },
"genesis": { "genesis": {
"seal": { "seal": {
@ -49,8 +55,12 @@
"accounts": { "accounts": {
"0x0000000000000000000000000000000000000001": { "balance": "1", "builtin": { "name": "ecrecover", "pricing": { "linear": { "base": 3000, "word": 0 } } } }, "0x0000000000000000000000000000000000000001": { "balance": "1", "builtin": { "name": "ecrecover", "pricing": { "linear": { "base": 3000, "word": 0 } } } },
"0x0000000000000000000000000000000000000002": { "balance": "1", "builtin": { "name": "sha256", "pricing": { "linear": { "base": 60, "word": 12 } } } }, "0x0000000000000000000000000000000000000002": { "balance": "1", "builtin": { "name": "sha256", "pricing": { "linear": { "base": 60, "word": 12 } } } },
"0x0000000000000000000000000000000000000003": { "balance": "1", "builtin": { "name": "ripemd160", "pricing": { "linear": { "base": 600, "word": 120 } } } }, "0x0000000000000000000000000000000000000003": { "balance": "1", "builtin": { "name": "ripemd160", "pricing": { "linear": { "base": 600, "word": 120 } } } },
"0x0000000000000000000000000000000000000004": { "balance": "1", "builtin": { "name": "identity", "pricing": { "linear": { "base": 15, "word": 3 } } } }, "0x0000000000000000000000000000000000000004": { "balance": "1", "builtin": { "name": "identity", "pricing": { "linear": { "base": 15, "word": 3 } } } },
"0x0000000000000000000000000000000000000005": { "builtin": { "name": "modexp", "activate_at": 5100000, "pricing": { "modexp": { "divisor": 20 } } } },
"0x0000000000000000000000000000000000000006": { "builtin": { "name": "alt_bn128_add", "activate_at": 5100000, "pricing": { "linear": { "base": 500, "word": 0 } } } },
"0x0000000000000000000000000000000000000007": { "builtin": { "name": "alt_bn128_mul", "activate_at": 5100000, "pricing": { "linear": { "base": 40000, "word": 0 } } } },
"0x0000000000000000000000000000000000000008": { "builtin": { "name": "alt_bn128_pairing", "activate_at": 5100000, "pricing": { "alt_bn128_pairing": { "base": 100000, "pair": 80000 } } } },
"0x00521965e7bd230323c423d96c657db5b79d099f": { "balance": "1606938044258990275541962092341162602522202993782792835301376" } "0x00521965e7bd230323c423d96c657db5b79d099f": { "balance": "1606938044258990275541962092341162602522202993782792835301376" }
}, },
"nodes": [ "nodes": [

View File

@ -324,8 +324,13 @@ impl<'x> OpenBlock<'x> {
/// NOTE Will check chain constraints and the uncle number but will NOT check /// NOTE Will check chain constraints and the uncle number but will NOT check
/// that the header itself is actually valid. /// that the header itself is actually valid.
pub fn push_uncle(&mut self, valid_uncle_header: Header) -> Result<(), BlockError> { pub fn push_uncle(&mut self, valid_uncle_header: Header) -> Result<(), BlockError> {
if self.block.uncles.len() + 1 > self.engine.maximum_uncle_count() { let max_uncles = self.engine.maximum_uncle_count(self.block.header().number());
return Err(BlockError::TooManyUncles(OutOfBounds{min: None, max: Some(self.engine.maximum_uncle_count()), found: self.block.uncles.len() + 1})); if self.block.uncles.len() + 1 > max_uncles {
return Err(BlockError::TooManyUncles(OutOfBounds{
min: None,
max: Some(max_uncles),
found: self.block.uncles.len() + 1,
}));
} }
// TODO: check number // TODO: check number
// TODO: check not a direct ancestor (use last_hashes for that) // TODO: check not a direct ancestor (use last_hashes for that)

View File

@ -1192,12 +1192,12 @@ impl BlockChainClient for Client {
} }
fn estimate_gas(&self, t: &SignedTransaction, block: BlockId) -> Result<U256, CallError> { fn estimate_gas(&self, t: &SignedTransaction, block: BlockId) -> Result<U256, CallError> {
const UPPER_CEILING: u64 = 1_000_000_000_000u64; let (mut upper, max_upper, env_info) = {
let (mut upper, env_info) = {
let mut env_info = self.env_info(block).ok_or(CallError::StatePruned)?; let mut env_info = self.env_info(block).ok_or(CallError::StatePruned)?;
let initial_upper = env_info.gas_limit; let init = env_info.gas_limit;
env_info.gas_limit = UPPER_CEILING.into(); let max = init * U256::from(10);
(initial_upper, env_info) env_info.gas_limit = max;
(init, max, env_info)
}; };
// that's just a copy of the state. // that's just a copy of the state.
@ -1218,9 +1218,7 @@ impl BlockChainClient for Client {
}; };
if !cond(upper)? { if !cond(upper)? {
// impossible at block gas limit - try `UPPER_CEILING` instead. upper = max_upper;
// TODO: consider raising limit by powers of two.
upper = UPPER_CEILING.into();
if !cond(upper)? { if !cond(upper)? {
trace!(target: "estimate_gas", "estimate_gas failed with {}", upper); trace!(target: "estimate_gas", "estimate_gas failed with {}", upper);
let err = ExecutionError::Internal(format!("Requires higher than upper limit of {}", upper)); let err = ExecutionError::Internal(format!("Requires higher than upper limit of {}", upper));
@ -1788,7 +1786,7 @@ impl MiningBlockChainClient for Client {
.find_uncle_headers(&h, engine.maximum_uncle_age()) .find_uncle_headers(&h, engine.maximum_uncle_age())
.unwrap_or_else(Vec::new) .unwrap_or_else(Vec::new)
.into_iter() .into_iter()
.take(engine.maximum_uncle_count()) .take(engine.maximum_uncle_count(open_block.header().number()))
.foreach(|h| { .foreach(|h| {
open_block.push_uncle(h).expect("pushing maximum_uncle_count; open_block.push_uncle(h).expect("pushing maximum_uncle_count;
open_block was just created; open_block was just created;
@ -1803,7 +1801,7 @@ impl MiningBlockChainClient for Client {
fn reopen_block(&self, block: ClosedBlock) -> OpenBlock { fn reopen_block(&self, block: ClosedBlock) -> OpenBlock {
let engine = &*self.engine; let engine = &*self.engine;
let mut block = block.reopen(engine); let mut block = block.reopen(engine);
let max_uncles = engine.maximum_uncle_count(); let max_uncles = engine.maximum_uncle_count(block.header().number());
if block.uncles().len() < max_uncles { if block.uncles().len() < max_uncles {
let chain = self.chain.read(); let chain = self.chain.read();
let h = chain.best_block_hash(); let h = chain.best_block_hash();

View File

@ -67,6 +67,10 @@ pub struct AuthorityRoundParams {
pub validate_step_transition: u64, pub validate_step_transition: u64,
/// Immediate transitions. /// Immediate transitions.
pub immediate_transitions: bool, pub immediate_transitions: bool,
/// Number of accepted uncles transition block.
pub maximum_uncle_count_transition: u64,
/// Number of accepted uncles.
pub maximum_uncle_count: usize,
} }
impl From<ethjson::spec::AuthorityRoundParams> for AuthorityRoundParams { impl From<ethjson::spec::AuthorityRoundParams> for AuthorityRoundParams {
@ -82,6 +86,8 @@ impl From<ethjson::spec::AuthorityRoundParams> for AuthorityRoundParams {
eip155_transition: p.eip155_transition.map_or(0, Into::into), eip155_transition: p.eip155_transition.map_or(0, Into::into),
validate_step_transition: p.validate_step_transition.map_or(0, Into::into), validate_step_transition: p.validate_step_transition.map_or(0, Into::into),
immediate_transitions: p.immediate_transitions.unwrap_or(false), immediate_transitions: p.immediate_transitions.unwrap_or(false),
maximum_uncle_count_transition: p.maximum_uncle_count_transition.map_or(0, Into::into),
maximum_uncle_count: p.maximum_uncle_count.map_or(0, Into::into),
} }
} }
} }
@ -125,6 +131,11 @@ impl Step {
} }
} }
// Chain scoring: total weight is sqrt(U256::max_value())*height - step
fn calculate_score(parent_step: U256, current_step: U256) -> U256 {
U256::from(U128::max_value()) + parent_step - current_step
}
struct EpochManager { struct EpochManager {
epoch_transition_hash: H256, epoch_transition_hash: H256,
epoch_transition_number: BlockNumber, epoch_transition_number: BlockNumber,
@ -229,6 +240,8 @@ pub struct AuthorityRound {
validate_step_transition: u64, validate_step_transition: u64,
epoch_manager: Mutex<EpochManager>, epoch_manager: Mutex<EpochManager>,
immediate_transitions: bool, immediate_transitions: bool,
maximum_uncle_count_transition: u64,
maximum_uncle_count: usize,
} }
// header-chain validator. // header-chain validator.
@ -381,6 +394,8 @@ impl AuthorityRound {
validate_step_transition: our_params.validate_step_transition, validate_step_transition: our_params.validate_step_transition,
epoch_manager: Mutex::new(EpochManager::blank()), epoch_manager: Mutex::new(EpochManager::blank()),
immediate_transitions: our_params.immediate_transitions, immediate_transitions: our_params.immediate_transitions,
maximum_uncle_count_transition: our_params.maximum_uncle_count_transition,
maximum_uncle_count: our_params.maximum_uncle_count,
}); });
// Do not initialize timeouts for tests. // Do not initialize timeouts for tests.
@ -455,10 +470,19 @@ impl Engine for AuthorityRound {
] ]
} }
fn maximum_uncle_count(&self, block: BlockNumber) -> usize {
if block >= self.maximum_uncle_count_transition {
self.maximum_uncle_count
} else {
// fallback to default value
2
}
}
fn populate_from_parent(&self, header: &mut Header, parent: &Header, gas_floor_target: U256, _gas_ceil_target: U256) { fn populate_from_parent(&self, header: &mut Header, parent: &Header, gas_floor_target: U256, _gas_ceil_target: U256) {
// Chain scoring: total weight is sqrt(U256::max_value())*height - step let parent_step = header_step(parent).expect("Header has been verified; qed");
let new_difficulty = U256::from(U128::max_value()) + header_step(parent).expect("Header has been verified; qed").into() - self.step.load().into(); let score = calculate_score(parent_step.into(), self.step.load().into());
header.set_difficulty(new_difficulty); header.set_difficulty(score);
header.set_gas_limit({ header.set_gas_limit({
let gas_limit = parent.gas_limit().clone(); let gas_limit = parent.gas_limit().clone();
let bound_divisor = self.gas_limit_bound_divisor; let bound_divisor = self.gas_limit_bound_divisor;
@ -471,20 +495,29 @@ impl Engine for AuthorityRound {
} }
fn seals_internally(&self) -> Option<bool> { fn seals_internally(&self) -> Option<bool> {
// TODO: accept a `&Call` here so we can query the validator set.
Some(self.signer.read().is_some()) Some(self.signer.read().is_some())
} }
/// Attempt to seal the block internally. /// Attempt to seal the block internally.
/// ///
/// This operation is synchronous and may (quite reasonably) not be available, in which `false` will /// This operation is synchronous and may (quite reasonably) not be available, in which case
/// be returned. /// `Seal::None` will be returned.
fn generate_seal(&self, block: &ExecutedBlock) -> Seal { fn generate_seal(&self, block: &ExecutedBlock, parent: &Header) -> Seal {
// first check to avoid generating signature most of the time // first check to avoid generating signature most of the time
// (but there's still a race to the `compare_and_swap`) // (but there's still a race to the `compare_and_swap`)
if !self.can_propose.load(AtomicOrdering::SeqCst) { return Seal::None; } if !self.can_propose.load(AtomicOrdering::SeqCst) { return Seal::None; }
let header = block.header(); let header = block.header();
let parent_step: U256 = header_step(parent)
.expect("Header has been verified; qed").into();
let step = self.step.load(); let step = self.step.load();
let expected_diff = calculate_score(parent_step, step.into());
if header.difficulty() != &expected_diff {
return Seal::None;
}
// fetch correct validator set for current epoch, taking into account // fetch correct validator set for current epoch, taking into account
// finality of previous transitions. // finality of previous transitions.
@ -526,6 +559,7 @@ impl Engine for AuthorityRound {
trace!(target: "engine", "generate_seal: {} not a proposer for step {}.", trace!(target: "engine", "generate_seal: {} not a proposer for step {}.",
header.author(), step); header.author(), step);
} }
Seal::None Seal::None
} }
@ -924,17 +958,51 @@ mod tests {
let b2 = b2.close_and_lock(); let b2 = b2.close_and_lock();
engine.set_signer(tap.clone(), addr1, "1".into()); engine.set_signer(tap.clone(), addr1, "1".into());
if let Seal::Regular(seal) = engine.generate_seal(b1.block()) { if let Seal::Regular(seal) = engine.generate_seal(b1.block(), &genesis_header) {
assert!(b1.clone().try_seal(engine, seal).is_ok()); assert!(b1.clone().try_seal(engine, seal).is_ok());
// Second proposal is forbidden. // Second proposal is forbidden.
assert!(engine.generate_seal(b1.block()) == Seal::None); assert!(engine.generate_seal(b1.block(), &genesis_header) == Seal::None);
} }
engine.set_signer(tap, addr2, "2".into()); engine.set_signer(tap, addr2, "2".into());
if let Seal::Regular(seal) = engine.generate_seal(b2.block()) { if let Seal::Regular(seal) = engine.generate_seal(b2.block(), &genesis_header) {
assert!(b2.clone().try_seal(engine, seal).is_ok()); assert!(b2.clone().try_seal(engine, seal).is_ok());
// Second proposal is forbidden. // Second proposal is forbidden.
assert!(engine.generate_seal(b2.block()) == Seal::None); assert!(engine.generate_seal(b2.block(), &genesis_header) == Seal::None);
}
}
#[test]
fn checks_difficulty_in_generate_seal() {
let tap = Arc::new(AccountProvider::transient_provider());
let addr1 = tap.insert_account("1".sha3().into(), "1").unwrap();
let addr2 = tap.insert_account("0".sha3().into(), "0").unwrap();
let spec = Spec::new_test_round();
let engine = &*spec.engine;
let genesis_header = spec.genesis_header();
let db1 = spec.ensure_db_good(get_temp_state_db(), &Default::default()).unwrap();
let db2 = spec.ensure_db_good(get_temp_state_db(), &Default::default()).unwrap();
let last_hashes = Arc::new(vec![genesis_header.hash()]);
let b1 = OpenBlock::new(engine, Default::default(), false, db1, &genesis_header, last_hashes.clone(), addr1, (3141562.into(), 31415620.into()), vec![], false).unwrap();
let b1 = b1.close_and_lock();
let b2 = OpenBlock::new(engine, Default::default(), false, db2, &genesis_header, last_hashes, addr2, (3141562.into(), 31415620.into()), vec![], false).unwrap();
let b2 = b2.close_and_lock();
engine.set_signer(tap.clone(), addr1, "1".into());
match engine.generate_seal(b1.block(), &genesis_header) {
Seal::None | Seal::Proposal(_) => panic!("wrong seal"),
Seal::Regular(_) => {
engine.step();
engine.set_signer(tap.clone(), addr2, "0".into());
match engine.generate_seal(b2.block(), &genesis_header) {
Seal::Regular(_) | Seal::Proposal(_) => panic!("sealed despite wrong difficulty"),
Seal::None => {}
}
}
} }
} }
@ -1027,7 +1095,10 @@ mod tests {
validate_step_transition: 0, validate_step_transition: 0,
eip155_transition: 0, eip155_transition: 0,
immediate_transitions: true, immediate_transitions: true,
maximum_uncle_count_transition: 0,
maximum_uncle_count: 0,
}; };
let aura = AuthorityRound::new(Default::default(), params, Default::default()).unwrap(); let aura = AuthorityRound::new(Default::default(), params, Default::default()).unwrap();
let mut parent_header: Header = Header::default(); let mut parent_header: Header = Header::default();
@ -1047,4 +1118,29 @@ mod tests {
assert!(aura.verify_block_family(&header, &parent_header, None).is_ok()); assert!(aura.verify_block_family(&header, &parent_header, None).is_ok());
assert_eq!(last_benign.load(AtomicOrdering::SeqCst), 1); assert_eq!(last_benign.load(AtomicOrdering::SeqCst), 1);
} }
#[test]
fn test_uncles_transition() {
let last_benign = Arc::new(AtomicUsize::new(0));
let params = AuthorityRoundParams {
gas_limit_bound_divisor: 5.into(),
step_duration: Default::default(),
block_reward: Default::default(),
registrar: Default::default(),
start_step: Some(1),
validators: Box::new(TestSet::new(Default::default(), last_benign.clone())),
validate_score_transition: 0,
validate_step_transition: 0,
eip155_transition: 0,
immediate_transitions: true,
maximum_uncle_count_transition: 1,
maximum_uncle_count: 0,
};
let aura = AuthorityRound::new(Default::default(), params, Default::default()).unwrap();
assert_eq!(aura.maximum_uncle_count(0), 2);
assert_eq!(aura.maximum_uncle_count(1), 0);
assert_eq!(aura.maximum_uncle_count(100), 0);
}
} }

View File

@ -133,7 +133,7 @@ impl Engine for BasicAuthority {
} }
/// Attempt to seal the block internally. /// Attempt to seal the block internally.
fn generate_seal(&self, block: &ExecutedBlock) -> Seal { fn generate_seal(&self, block: &ExecutedBlock, _parent: &Header) -> Seal {
let header = block.header(); let header = block.header();
let author = header.author(); let author = header.author();
if self.validators.contains(header.parent_hash(), author) { if self.validators.contains(header.parent_hash(), author) {
@ -320,7 +320,7 @@ mod tests {
let last_hashes = Arc::new(vec![genesis_header.hash()]); let last_hashes = Arc::new(vec![genesis_header.hash()]);
let b = OpenBlock::new(engine, Default::default(), false, db, &genesis_header, last_hashes, addr, (3141562.into(), 31415620.into()), vec![], false).unwrap(); let b = OpenBlock::new(engine, Default::default(), false, db, &genesis_header, last_hashes, addr, (3141562.into(), 31415620.into()), vec![], false).unwrap();
let b = b.close_and_lock(); let b = b.close_and_lock();
if let Seal::Regular(seal) = engine.generate_seal(b.block()) { if let Seal::Regular(seal) = engine.generate_seal(b.block(), &genesis_header) {
assert!(b.try_seal(engine, seal).is_ok()); assert!(b.try_seal(engine, seal).is_ok());
} }
} }

View File

@ -18,6 +18,7 @@ use std::collections::BTreeMap;
use util::{Address, HashMap}; use util::{Address, HashMap};
use builtin::Builtin; use builtin::Builtin;
use engines::{Engine, Seal}; use engines::{Engine, Seal};
use header::Header;
use spec::CommonParams; use spec::CommonParams;
use block::ExecutedBlock; use block::ExecutedBlock;
@ -58,8 +59,8 @@ impl Engine for InstantSeal {
fn seals_internally(&self) -> Option<bool> { Some(true) } fn seals_internally(&self) -> Option<bool> { Some(true) }
fn generate_seal(&self, _block: &ExecutedBlock) -> Seal { fn generate_seal(&self, block: &ExecutedBlock, _parent: &Header) -> Seal {
Seal::Regular(Vec::new()) if block.fields().transactions.is_empty() { Seal::None } else { Seal::Regular(Vec::new()) }
} }
} }
@ -81,7 +82,7 @@ mod tests {
let last_hashes = Arc::new(vec![genesis_header.hash()]); let last_hashes = Arc::new(vec![genesis_header.hash()]);
let b = OpenBlock::new(engine, Default::default(), false, db, &genesis_header, last_hashes, Address::default(), (3141562.into(), 31415620.into()), vec![], false).unwrap(); let b = OpenBlock::new(engine, Default::default(), false, db, &genesis_header, last_hashes, Address::default(), (3141562.into(), 31415620.into()), vec![], false).unwrap();
let b = b.close_and_lock(); let b = b.close_and_lock();
if let Seal::Regular(seal) = engine.generate_seal(b.block()) { if let Seal::Regular(seal) = engine.generate_seal(b.block(), &genesis_header) {
assert!(b.try_seal(engine, seal).is_ok()); assert!(b.try_seal(engine, seal).is_ok());
} }
} }

View File

@ -203,7 +203,8 @@ pub trait Engine : Sync + Send {
/// Some intrinsic operation parameters; by default they take their value from the `spec()`'s `engine_params`. /// Some intrinsic operation parameters; by default they take their value from the `spec()`'s `engine_params`.
fn maximum_extra_data_size(&self) -> usize { self.params().maximum_extra_data_size } fn maximum_extra_data_size(&self) -> usize { self.params().maximum_extra_data_size }
/// Maximum number of uncles a block is allowed to declare. /// Maximum number of uncles a block is allowed to declare.
fn maximum_uncle_count(&self) -> usize { 2 } fn maximum_uncle_count(&self, _block: BlockNumber) -> usize { 0 }
/// The number of generations back that uncles can be. /// The number of generations back that uncles can be.
fn maximum_uncle_age(&self) -> usize { 6 } fn maximum_uncle_age(&self) -> usize { 6 }
/// The nonce with which accounts begin at given block. /// The nonce with which accounts begin at given block.
@ -242,7 +243,10 @@ pub trait Engine : Sync + Send {
/// ///
/// This operation is synchronous and may (quite reasonably) not be available, in which None will /// This operation is synchronous and may (quite reasonably) not be available, in which None will
/// be returned. /// be returned.
fn generate_seal(&self, _block: &ExecutedBlock) -> Seal { Seal::None } ///
/// It is fine to require access to state or a full client for this function, since
/// light clients do not generate seals.
fn generate_seal(&self, _block: &ExecutedBlock, _parent: &Header) -> Seal { Seal::None }
/// Phase 1 quick block verification. Only does checks that are cheap. `block` (the header's full block) /// Phase 1 quick block verification. Only does checks that are cheap. `block` (the header's full block)
/// may be provided for additional checks. Returns either a null `Ok` or a general error detailing the problem with import. /// may be provided for additional checks. Returns either a null `Ok` or a general error detailing the problem with import.

View File

@ -57,6 +57,8 @@ impl Engine for NullEngine {
&self.builtins &self.builtins
} }
fn maximum_uncle_count(&self, _block: BlockNumber) -> usize { 2 }
fn schedule(&self, _block_number: BlockNumber) -> Schedule { fn schedule(&self, _block_number: BlockNumber) -> Schedule {
Schedule::new_homestead() Schedule::new_homestead()
} }

View File

@ -391,7 +391,7 @@ impl Engine for Tendermint {
fn builtins(&self) -> &BTreeMap<Address, Builtin> { &self.builtins } fn builtins(&self) -> &BTreeMap<Address, Builtin> { &self.builtins }
fn maximum_uncle_count(&self) -> usize { 0 } fn maximum_uncle_count(&self, _block: BlockNumber) -> usize { 0 }
fn maximum_uncle_age(&self) -> usize { 0 } fn maximum_uncle_age(&self) -> usize { 0 }
@ -427,7 +427,10 @@ impl Engine for Tendermint {
} }
/// Attempt to seal generate a proposal seal. /// Attempt to seal generate a proposal seal.
fn generate_seal(&self, block: &ExecutedBlock) -> Seal { ///
/// This operation is synchronous and may (quite reasonably) not be available, in which case
/// `Seal::None` will be returned.
fn generate_seal(&self, block: &ExecutedBlock, _parent: &Header) -> Seal {
let header = block.header(); let header = block.header();
let author = header.author(); let author = header.author();
// Only proposer can generate seal if None was generated. // Only proposer can generate seal if None was generated.
@ -681,7 +684,7 @@ mod tests {
let last_hashes = Arc::new(vec![genesis_header.hash()]); let last_hashes = Arc::new(vec![genesis_header.hash()]);
let b = OpenBlock::new(spec.engine.as_ref(), Default::default(), false, db.boxed_clone(), &genesis_header, last_hashes, proposer, (3141562.into(), 31415620.into()), vec![], false).unwrap(); let b = OpenBlock::new(spec.engine.as_ref(), Default::default(), false, db.boxed_clone(), &genesis_header, last_hashes, proposer, (3141562.into(), 31415620.into()), vec![], false).unwrap();
let b = b.close(); let b = b.close();
if let Seal::Proposal(seal) = spec.engine.generate_seal(b.block()) { if let Seal::Proposal(seal) = spec.engine.generate_seal(b.block(), &genesis_header) {
(b, seal) (b, seal)
} else { } else {
panic!() panic!()

View File

@ -217,7 +217,7 @@ impl Engine for Arc<Ethash> {
} else if block_number < self.ethash_params.eip150_transition { } else if block_number < self.ethash_params.eip150_transition {
Schedule::new_homestead() Schedule::new_homestead()
} else { } else {
/// There's no max_code_size transition so we tie it to eip161abc // There's no max_code_size transition so we tie it to eip161abc
let max_code_size = if block_number >= self.ethash_params.eip161abc_transition { self.ethash_params.max_code_size as usize } else { usize::max_value() }; let max_code_size = if block_number >= self.ethash_params.eip161abc_transition { self.ethash_params.max_code_size as usize } else { usize::max_value() };
let mut schedule = Schedule::new_post_eip150( let mut schedule = Schedule::new_post_eip150(
max_code_size, max_code_size,
@ -238,6 +238,8 @@ impl Engine for Arc<Ethash> {
} }
} }
fn maximum_uncle_count(&self, _block: BlockNumber) -> usize { 2 }
fn populate_from_parent(&self, header: &mut Header, parent: &Header, gas_floor_target: U256, mut gas_ceil_target: U256) { fn populate_from_parent(&self, header: &mut Header, parent: &Header, gas_floor_target: U256, mut gas_ceil_target: U256) {
let difficulty = self.calculate_difficulty(header, parent); let difficulty = self.calculate_difficulty(header, parent);
if header.number() >= self.ethash_params.max_gas_limit_transition && gas_ceil_target > self.ethash_params.max_gas_limit { if header.number() >= self.ethash_params.max_gas_limit_transition && gas_ceil_target > self.ethash_params.max_gas_limit {

View File

@ -499,7 +499,13 @@ impl Miner {
fn seal_and_import_block_internally(&self, chain: &MiningBlockChainClient, block: ClosedBlock) -> bool { fn seal_and_import_block_internally(&self, chain: &MiningBlockChainClient, block: ClosedBlock) -> bool {
if !block.transactions().is_empty() || self.forced_sealing() || Instant::now() > *self.next_mandatory_reseal.read() { if !block.transactions().is_empty() || self.forced_sealing() || Instant::now() > *self.next_mandatory_reseal.read() {
trace!(target: "miner", "seal_block_internally: attempting internal seal."); trace!(target: "miner", "seal_block_internally: attempting internal seal.");
match self.engine.generate_seal(block.block()) {
let parent_header = match chain.block_header(BlockId::Hash(*block.header().parent_hash())) {
Some(hdr) => hdr.decode(),
None => return false,
};
match self.engine.generate_seal(block.block(), &parent_header) {
// Save proposal for later seal submission and broadcast it. // Save proposal for later seal submission and broadcast it.
Seal::Proposal(seal) => { Seal::Proposal(seal) => {
trace!(target: "miner", "Received a Proposal seal."); trace!(target: "miner", "Received a Proposal seal.");

View File

@ -110,9 +110,14 @@ pub fn verify_block_family(header: &Header, bytes: &[u8], engine: &Engine, bc: &
engine.verify_block_family(&header, &parent, Some(bytes))?; engine.verify_block_family(&header, &parent, Some(bytes))?;
let num_uncles = UntrustedRlp::new(bytes).at(2)?.item_count()?; let num_uncles = UntrustedRlp::new(bytes).at(2)?.item_count()?;
let max_uncles = engine.maximum_uncle_count(header.number());
if num_uncles != 0 { if num_uncles != 0 {
if num_uncles > engine.maximum_uncle_count() { if num_uncles > max_uncles {
return Err(From::from(BlockError::TooManyUncles(OutOfBounds { min: None, max: Some(engine.maximum_uncle_count()), found: num_uncles }))); return Err(From::from(BlockError::TooManyUncles(OutOfBounds {
min: None,
max: Some(max_uncles),
found: num_uncles,
})));
} }
let mut excluded = HashSet::new(); let mut excluded = HashSet::new();
@ -571,7 +576,7 @@ mod tests {
let mut bad_uncles = good_uncles.clone(); let mut bad_uncles = good_uncles.clone();
bad_uncles.push(good_uncle1.clone()); bad_uncles.push(good_uncle1.clone());
check_fail(family_test(&create_test_block_with_data(&header, &good_transactions, &bad_uncles), engine, &bc), check_fail(family_test(&create_test_block_with_data(&header, &good_transactions, &bad_uncles), engine, &bc),
TooManyUncles(OutOfBounds { max: Some(engine.maximum_uncle_count()), min: None, found: bad_uncles.len() })); TooManyUncles(OutOfBounds { max: Some(engine.maximum_uncle_count(header.number())), min: None, found: bad_uncles.len() }));
header = good.clone(); header = good.clone();
bad_uncles = vec![ good_uncle1.clone(), good_uncle1.clone() ]; bad_uncles = vec![ good_uncle1.clone(), good_uncle1.clone() ];

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@ -52,6 +52,12 @@ pub struct AuthorityRoundParams {
/// Whether transitions should be immediate. /// Whether transitions should be immediate.
#[serde(rename="immediateTransitions")] #[serde(rename="immediateTransitions")]
pub immediate_transitions: Option<bool>, pub immediate_transitions: Option<bool>,
/// Block at which maximum uncle count should be considered.
#[serde(rename="maximumUncleCountTransition")]
pub maximum_uncle_count_transition: Option<Uint>,
/// Maximum number of accepted uncles.
#[serde(rename="maximumUncleCount")]
pub maximum_uncle_count: Option<Uint>,
} }
/// Authority engine deserialization. /// Authority engine deserialization.
@ -84,6 +90,8 @@ mod tests {
"startStep" : 24, "startStep" : 24,
"eip155Transition": "0x42", "eip155Transition": "0x42",
"validateStepTransition": 150 "validateStepTransition": 150
"maximumUncleCountTransition": 10000000,
"maximumUncleCount": 5
} }
}"#; }"#;
@ -96,5 +104,8 @@ mod tests {
assert_eq!(deserialized.params.start_step, Some(Uint(U256::from(24)))); assert_eq!(deserialized.params.start_step, Some(Uint(U256::from(24))));
assert_eq!(deserialized.params.eip155_transition, Some(Uint(U256::from(0x42)))); assert_eq!(deserialized.params.eip155_transition, Some(Uint(U256::from(0x42))));
assert_eq!(deserialized.params.immediate_transitions, None); assert_eq!(deserialized.params.immediate_transitions, None);
assert_eq!(deserialized.params.maximum_uncle_count_transition, Some(Uint(10_000_000.into())));
assert_eq!(deserialized.params.maximum_uncle_count, Some(Uint(5.into())));
} }
} }

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@ -462,7 +462,7 @@
<key>OVERWRITE_PERMISSIONS</key> <key>OVERWRITE_PERMISSIONS</key>
<false/> <false/>
<key>VERSION</key> <key>VERSION</key>
<string>1.7.9</string> <string>1.7.10</string>
</dict> </dict>
<key>UUID</key> <key>UUID</key>
<string>2DCD5B81-7BAF-4DA1-9251-6274B089FD36</string> <string>2DCD5B81-7BAF-4DA1-9251-6274B089FD36</string>

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@ -10,7 +10,7 @@
!define DESCRIPTION "Fast, light, robust Ethereum implementation" !define DESCRIPTION "Fast, light, robust Ethereum implementation"
!define VERSIONMAJOR 1 !define VERSIONMAJOR 1
!define VERSIONMINOR 7 !define VERSIONMINOR 7
!define VERSIONBUILD 9 !define VERSIONBUILD 10
!define ARGS "--warp" !define ARGS "--warp"
!define FIRST_START_ARGS "ui --warp --mode=passive" !define FIRST_START_ARGS "ui --warp --mode=passive"

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@ -3,7 +3,7 @@ description = "Ethcore utility library"
homepage = "http://parity.io" homepage = "http://parity.io"
license = "GPL-3.0" license = "GPL-3.0"
name = "ethcore-util" name = "ethcore-util"
version = "1.7.9" version = "1.7.10"
authors = ["Parity Technologies <admin@parity.io>"] authors = ["Parity Technologies <admin@parity.io>"]
build = "build.rs" build = "build.rs"