2.3.9 stable backports (#10532 )

* version: bump stable * fix Sha3/keccak256 hash calculation for binaries (#10509) https://github.com/paritytech/parity-ethereum/issues/10495 * verbose flag for cpp tests (#10524) * Initial support sccache for windows build (#10520) * Initial support sccache for win build * show sccache stats * cache paths for shared runners * sccache status is in the script. * removed windows test for now * ethcore: remove eth social and easthub chain configs (#10531) * Fix max_gas (#10537) Fix max_gas * build android with cache, win fixes (#10546) * build android with cache! * windows fixes * windows fixes 2 * windows fixes 3 * windows fixes 4 * windows should have sccache variables in env variables * Update light client harcoded headers (#10547) * kovan #10643457 * ropsten #5296129 * foundation #7460865 * classic #7747585 * indentation * morden #3973121
2.3.8 stable backports (#10507 )
2019-04-01 10:50:51 +02:00 · 2019-03-22 10:23:33 +01:00 · 2019-03-20 09:17:37 +01:00 · 2019-03-19 09:10:24 +01:00 · 2019-02-27 16:33:20 +01:00 · 2019-02-25 15:24:44 +01:00
43 changed files with 7102 additions and 12264 deletions
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -2,18 +2,20 @@ stages:
  - test
  - build
  - publish
-  - publish-onchain
  - optional

-image:                             parity/rust:gitlab-ci
-
+image:                             parity/rust-parity-ethereum-build:xenial
 variables:
  GIT_STRATEGY:                    fetch
  GIT_SUBMODULE_STRATEGY:          recursive
  CI_SERVER_NAME:                  "GitLab CI"
-  CARGO_HOME:                      "${CI_PROJECT_DIR}/.cargo"
  CARGO_TARGET:                    x86_64-unknown-linux-gnu

+.no_git:                           &no_git # disable git strategy
+  variables:
+    GIT_STRATEGY:                  none
+    GIT_SUBMODULE_STRATEGY:        none
+
 .releaseable_branches:             # list of git refs for building GitLab artifacts (think "pre-release binaries")
  only:                            &releaseable_branches
    - stable
@@ -21,80 +23,148 @@ variables:
    - tags
    - schedules

-
 .collect_artifacts:                &collect_artifacts
  artifacts:
    name:                          "${CI_JOB_NAME}_${SCHEDULE_TAG:-${CI_COMMIT_REF_NAME}}"
    when:                          on_success
    expire_in:                     1 mos
    paths:
-    - artifacts/
+      - artifacts/

-.determine_version:                &determine_version
-  - VERSION="$(sed -r -n '1,/^version/s/^version = "([^"]+)".*$/\1/p' Cargo.toml)"
-  - DATE_STR="$(date +%Y%m%d)"
-  - ID_SHORT="$(echo ${CI_COMMIT_SHA} | cut -c 1-7)"
-  - test "${SCHEDULE_TAG:-${CI_COMMIT_REF_NAME}}" = "nightly" && VERSION="${VERSION}-${ID_SHORT}-${DATE_STR}"
-  - export VERSION
-  - echo "Version = ${VERSION}"
+.docker-cache-status:              &docker-cache-status
+  variables:
+    CARGO_HOME:                    "/ci-cache/parity-ethereum/cargo/${CI_JOB_NAME}"
+  before_script:
+    - SCCACHE_ERROR_LOG=/builds/parity/parity-ethereum/sccache_error.log RUST_LOG=sccache::server=debug sccache --start-server
+    - sccache -s
+  after_script:
+    - echo "All crate-types:"
+    - grep 'parse_arguments.*--crate-type' sccache_error.log | sed -re 's/.*"--crate-type", "([^"]+)".*/\1/' | sort | uniq -c
+    - echo "Non-cacheable reasons:"
+    - grep CannotCache sccache_error.log | sed -re 's/.*CannotCache\((.+)\).*/\1/' | sort | uniq -c
+  tags:
+    - linux-docker
+
+
+cargo-check 0 3:
+  stage:                           test
+  <<:                              *docker-cache-status
+  script:
+    - time cargo check --target $CARGO_TARGET --locked --no-default-features
+    - sccache -s
+
+cargo-check 1 3:
+  stage:                           test
+  <<:                              *docker-cache-status
+  script:
+    - time cargo check --target $CARGO_TARGET --locked --manifest-path util/io/Cargo.toml --no-default-features
+    - sccache -s
+
+cargo-check 2 3:
+  stage:                           test
+  <<:                              *docker-cache-status
+  script:
+    - time cargo check --target $CARGO_TARGET --locked --manifest-path util/io/Cargo.toml --features "mio"
+    - sccache -s
+
+cargo-audit:
+  stage:                           test
+  <<:                              *docker-cache-status
+  script:
+    - cargo audit
+    - sccache -s
+
+validate-chainspecs:
+  stage:                           test
+  <<:                              *docker-cache-status
+  script:
+    - ./scripts/gitlab/validate-chainspecs.sh
+    - sccache -s
+
+test-cpp:
+  stage:                           build
+  <<:                              *docker-cache-status
+  script:
+    - ./scripts/gitlab/test-cpp.sh
+    - sccache -s

 test-linux:
-  stage:                           test
-  variables:
-    RUN_TESTS:                     all
+  stage:                           build
+  <<:                              *docker-cache-status
  script:
-    - scripts/gitlab/test-all.sh
+    - ./scripts/gitlab/test-linux.sh
    - sccache -s
-  tags:
-    - linux-docker

-test-audit:
-  stage:                           test
+build-android:
+  stage:                           build
+  image:                           parity/rust-parity-ethereum-android-build:stretch
+  variables:
+    CARGO_TARGET:                  armv7-linux-androideabi
+  <<:                              *docker-cache-status
+  <<:                              *collect_artifacts
  script:
-    - set -e
-    - set -u
-    - cargo audit
+    - scripts/gitlab/build-linux.sh
  tags:
    - linux-docker

-build-linux:
+build-linux:                       &build-linux
  stage:                           build
  only:                            *releaseable_branches
-  script:
-    - scripts/gitlab/build-unix.sh
-    - sccache -s
+  <<:                              *docker-cache-status
  <<:                              *collect_artifacts
-  tags:
-    - linux-docker
+  script:
+    - scripts/gitlab/build-linux.sh
+    - sccache -s
+
+build-linux-i386:
+  <<:                              *build-linux
+  image:                           parity/rust-parity-ethereum-build:i386
+  variables:
+    CARGO_TARGET:                  i686-unknown-linux-gnu
+
+build-linux-arm64:
+  <<:                              *build-linux
+  image:                           parity/rust-parity-ethereum-build:arm64
+  variables:
+    CARGO_TARGET:                  aarch64-unknown-linux-gnu
+
+build-linux-armhf:
+  <<:                              *build-linux
+  image:                           parity/rust-parity-ethereum-build:armhf
+  variables:
+    CARGO_TARGET:                  armv7-unknown-linux-gnueabihf

 build-darwin:
  stage:                           build
  only:                            *releaseable_branches
+  <<:                              *collect_artifacts
  variables:
    CARGO_TARGET:                  x86_64-apple-darwin
+    CARGO_HOME:                      "${CI_PROJECT_DIR}/.cargo"
    CC:                            gcc
    CXX:                           g++
  script:
-    - scripts/gitlab/build-unix.sh
+    - scripts/gitlab/build-linux.sh
  tags:
    - rust-osx
-  <<:                              *collect_artifacts

 build-windows:
  stage:                           build
+  <<:                              *collect_artifacts
  only:                            *releaseable_branches
  variables:
    CARGO_TARGET:                  x86_64-pc-windows-msvc
+    CARGO_HOME:                    "C:/ci-cache/parity-ethereum/cargo/$CI_JOB_NAME"
+    GIT_SUBMODULE_STRATEGY:        none
  script:
    - sh scripts/gitlab/build-windows.sh
  tags:
-   - rust-windows
-  <<:                              *collect_artifacts
+    - rust-windows

 publish-docker:
  stage:                           publish
  only:                            *releaseable_branches
-  cache: {}
+  cache:                           {}
  dependencies:
    - build-linux
  tags:
@@ -102,57 +172,43 @@ publish-docker:
  script:
    - scripts/gitlab/publish-docker.sh parity

-publish-snap:
-  stage:                           optional #publish
+publish-snap:                      &publish-snap
+  stage:                           publish
  only:                            *releaseable_branches
+  <<:                              *collect_artifacts
  image:                           snapcore/snapcraft
  variables:
-    BUILD_ARCH:                  amd64
-  cache: {}
-  before_script:                   *determine_version
-  dependencies:
-    - build-linux
-  tags:
-    - rust-stable
-  script:
-    - scripts/gitlab/publish-snap.sh
-  allow_failure:                   true
-  <<:                              *collect_artifacts
-
-publish-onnet-update:
-  stage:                           publish-onchain
-  only:                            *releaseable_branches
+    BUILD_ARCH:                    amd64
  cache:                           {}
  dependencies:
    - build-linux
-    - build-darwin
-    - build-windows
-    - publish-awss3-release
-  before_script:                   *determine_version
-  script:
-    - scripts/gitlab/publish-onnet-update.sh
  tags:
    - linux-docker
+  script:
+    - scripts/gitlab/publish-snap.sh

-# configures aws for fast uploads/syncs
-.s3-before-script:                &s3-before-script
-  before_script:
-    - mkdir -p ${HOME}/.aws
-    - |
-      cat > ${HOME}/.aws/config <<EOC
-      [default]
-      s3 =
-        max_concurrent_requests = 20
-        max_queue_size = 10000
-        multipart_threshold = 64MB
-        multipart_chunksize = 16MB
-        max_bandwidth = 50MB/s
-        use_accelerate_endpoint = false
-        addressing_style = path
-      EOC
+publish-snap-i386:
+  <<:                              *publish-snap
+  variables:
+    BUILD_ARCH:                    i386
+  dependencies:
+    - build-linux-i386

-publish-awss3-release:
-  image:                           parity/awscli:latest
+publish-snap-arm64:
+  <<:                              *publish-snap
+  variables:
+    BUILD_ARCH:                    arm64
+  dependencies:
+    - build-linux-arm64
+
+publish-snap-armhf:
+  <<:                              *publish-snap
+  variables:
+    BUILD_ARCH:                    armhf
+  dependencies:
+    - build-linux-armhf
+
+publish-onchain:
  stage:                           publish
  only:                            *releaseable_branches
  cache:                           {}
@@ -160,25 +216,36 @@ publish-awss3-release:
    - build-linux
    - build-darwin
    - build-windows
-  variables:
-    GIT_STRATEGY:                  none
-  <<:                              *s3-before-script
+  script:
+    - scripts/gitlab/publish-onchain.sh
+  tags:
+    - linux-docker
+
+publish-awss3-release:
+  image:                           parity/awscli:latest
+  stage:                           publish
+  only:                            *releaseable_branches
+  <<:                              *no_git
+  cache:                           {}
+  dependencies:
+    - build-linux
+    - build-darwin
+    - build-windows
  script:
    - echo "__________Push binaries to AWS S3____________"
    - case "${SCHEDULE_TAG:-${CI_COMMIT_REF_NAME}}" in
-        (beta|stable|nightly)
-          export BUCKET=releases.parity.io/ethereum;
-          ;;
-        (*)
-          export BUCKET=builds-parity;
-          ;;
-      esac
+       (beta|stable|nightly)
+         export BUCKET=releases.parity.io/ethereum;
+         ;;
+       (*)
+         export BUCKET=builds-parity;
+         ;;
+     esac
    - aws s3 sync ./artifacts s3://${BUCKET}/${SCHEDULE_TAG:-${CI_COMMIT_REF_NAME}}/
-  after_script:
-    - aws s3 ls s3://${BUCKET}/${SCHEDULE_TAG:-${CI_COMMIT_REF_NAME}}/
-        --recursive --human-readable --summarize
+    - echo "__________Read from S3____________"
+    - aws s3 ls s3://${BUCKET}/${SCHEDULE_TAG:-${CI_COMMIT_REF_NAME}} --recursive --human-readable --summarize
  tags:
-  - linux-docker
+    - linux-docker

 publish-docs:
  stage:                            publish
@@ -186,21 +253,9 @@ publish-docs:
    - tags
  except:
    - nightly
-  cache: {}
+  cache:                            {}
  script:
    - scripts/gitlab/publish-docs.sh
  tags:
    - linux-docker

-build-android:
-  stage:                           optional
-  image:                           parity/rust-android:gitlab-ci
-  variables:
-    CARGO_TARGET:                  armv7-linux-androideabi
-  script:
-    - scripts/gitlab/build-unix.sh
-  tags:
-    - linux-docker
-  allow_failure:                   true
-  <<:                              *collect_artifacts
-
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -742,6 +742,7 @@ dependencies = [
 "serde_derive 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
 "stats 0.1.0",
 "tempdir 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "time-utils 0.1.0",
 "trace-time 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "trie-standardmap 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "triehash-ethereum 0.2.0",
@@ -2393,7 +2394,7 @@ dependencies = [
 "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
 "jni 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "panic_hook 0.1.0",
- "parity-ethereum 2.3.4",
+ "parity-ethereum 2.3.9",
 "tokio 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-current-thread 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2411,7 +2412,7 @@ dependencies = [

 [[package]]
 name = "parity-ethereum"
-version = "2.3.4"
+version = "2.3.9"
 dependencies = [
 "ansi_term 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2462,7 +2463,7 @@ dependencies = [
 "parity-rpc 1.12.0",
 "parity-runtime 0.1.0",
 "parity-updater 1.12.0",
- "parity-version 2.3.4",
+ "parity-version 2.3.9",
 "parity-whisper 0.1.0",
 "parking_lot 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "pretty_assertions 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2614,7 +2615,7 @@ dependencies = [
 "parity-crypto 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "parity-runtime 0.1.0",
 "parity-updater 1.12.0",
- "parity-version 2.3.4",
+ "parity-version 2.3.9",
 "parking_lot 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "patricia-trie 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "pretty_assertions 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2712,7 +2713,7 @@ dependencies = [
 "parity-bytes 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "parity-hash-fetch 1.12.0",
 "parity-path 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-version 2.3.4",
+ "parity-version 2.3.9",
 "parking_lot 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "rand 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
 "semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2722,7 +2723,7 @@ dependencies = [

 [[package]]
 name = "parity-version"
-version = "2.3.4"
+version = "2.3.9"
 dependencies = [
 "parity-bytes 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "rlp 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2765,6 +2766,7 @@ dependencies = [
 "serde_json 1.0.32 (registry+https://github.com/rust-lang/crates.io-index)",
 "slab 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "smallvec 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "time-utils 0.1.0",
 "tiny-keccak 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]

@@ -3713,6 +3715,10 @@ dependencies = [
 "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]

+[[package]]
+name = "time-utils"
+version = "0.1.0"
+
 [[package]]
 name = "timer"
 version = "0.2.0"
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,7 @@
 description = "Parity Ethereum client"
 name = "parity-ethereum"
 # NOTE Make sure to update util/version/Cargo.toml as well
-version = "2.3.4"
+version = "2.3.9"
 license = "GPL-3.0"
 authors = ["Parity Technologies <admin@parity.io>"]

@@ -136,7 +136,8 @@ members = [
 	"util/triehash-ethereum",
 	"util/keccak-hasher",
 	"util/patricia-trie-ethereum",
-	"util/fastmap"
+	"util/fastmap",
+	"util/time-utils"
 ]

 [patch.crates-io]
--- a/ethcore/Cargo.toml
+++ b/ethcore/Cargo.toml
@@ -65,6 +65,7 @@ serde = "1.0"
 serde_derive = "1.0"
 stats = { path = "../util/stats" }
 tempdir = {version="0.3", optional = true}
+time-utils = { path = "../util/time-utils" }
 trace-time = "0.1"
 triehash-ethereum = { version = "0.2",  path = "../util/triehash-ethereum" }
 unexpected = { path = "../util/unexpected" }
--- a/ethcore/light/src/net/mod.rs
+++ b/ethcore/light/src/net/mod.rs
@@ -533,6 +533,9 @@ impl LightProtocol {
 			// the timer approach will skip 1 (possibly 2) in rare occasions.
 			if peer_info.sent_head == announcement.head_hash ||
 				peer_info.status.head_num >= announcement.head_num ||
+				// fix for underflow reported in
+				// https://github.com/paritytech/parity-ethereum/issues/10419
+				now < peer_info.last_update ||
 				now - peer_info.last_update < UPDATE_INTERVAL {
 				continue
 			}
--- a/ethcore/light/src/types/request/batch.rs
+++ b/ethcore/light/src/types/request/batch.rs
@@ -255,4 +255,78 @@ mod tests {
 			hash: Field::BackReference(0, 0),
 		})).unwrap();
 	}
+
+	#[test]
+	fn batch_tx_index_backreference() {
+		let mut builder = Builder::default();
+		builder.push(Request::HeaderProof(IncompleteHeaderProofRequest {
+			num: 100.into(), // header proof puts hash at output 0.
+		})).unwrap();
+		builder.push(Request::TransactionIndex(IncompleteTransactionIndexRequest {
+			hash: Field::BackReference(0, 0),
+		})).unwrap();
+
+		let mut batch = builder.build();
+		batch.requests[1].fill(|_req_idx, _out_idx| Ok(Output::Hash(42.into())));
+
+		assert!(batch.next_complete().is_some());
+		batch.answered += 1;
+		assert!(batch.next_complete().is_some());
+	}
+
+	#[test]
+	#[should_panic]
+	fn batch_tx_index_backreference_wrong_output() {
+		let mut builder = Builder::default();
+		builder.push(Request::HeaderProof(IncompleteHeaderProofRequest {
+			num: 100.into(), // header proof puts hash at output 0.
+		})).unwrap();
+		builder.push(Request::TransactionIndex(IncompleteTransactionIndexRequest {
+			hash: Field::BackReference(0, 0),
+		})).unwrap();
+
+		let mut batch = builder.build();
+		batch.requests[1].fill(|_req_idx, _out_idx| Ok(Output::Number(42)));
+
+		batch.next_complete();
+		batch.answered += 1;
+		batch.next_complete();
+	}
+
+	#[test]
+	fn batch_receipts_backreference() {
+		let mut builder = Builder::default();
+		builder.push(Request::HeaderProof(IncompleteHeaderProofRequest {
+			num: 100.into(), // header proof puts hash at output 0.
+		})).unwrap();
+		builder.push(Request::Receipts(IncompleteReceiptsRequest {
+			hash: Field::BackReference(0, 0),
+		})).unwrap();
+
+		let mut batch = builder.build();
+		batch.requests[1].fill(|_req_idx, _out_idx| Ok(Output::Hash(42.into())));
+
+		assert!(batch.next_complete().is_some());
+		batch.answered += 1;
+		assert!(batch.next_complete().is_some());
+	}
+
+	#[test]
+	#[should_panic]
+	fn batch_receipts_backreference_wrong_output() {
+		let mut builder = Builder::default();
+		builder.push(Request::HeaderProof(IncompleteHeaderProofRequest {
+			num: 100.into(), // header proof puts hash at output 0.
+		})).unwrap();
+		builder.push(Request::Receipts(IncompleteReceiptsRequest {
+			hash: Field::BackReference(0, 0),
+		})).unwrap();
+
+		let mut batch = builder.build();
+		batch.requests[1].fill(|_req_idx, _out_idx| Ok(Output::Number(42)));
+
+		batch.next_complete();
+		batch.answered += 1;
+		batch.next_complete();
+	}
 }
--- a/ethcore/light/src/types/request/mod.rs
+++ b/ethcore/light/src/types/request/mod.rs
@@ -907,7 +907,7 @@ pub mod transaction_index {
 		fn fill<F>(&mut self, oracle: F) where F: Fn(usize, usize) -> Result<Output, NoSuchOutput> {
 			if let Field::BackReference(req, idx) = self.hash {
 				self.hash = match oracle(req, idx) {
-					Ok(Output::Number(hash)) => Field::Scalar(hash.into()),
+					Ok(Output::Hash(hash)) => Field::Scalar(hash.into()),
 					_ => Field::BackReference(req, idx),
 				}
 			}
@@ -982,7 +982,7 @@ pub mod block_receipts {
 		fn fill<F>(&mut self, oracle: F) where F: Fn(usize, usize) -> Result<Output, NoSuchOutput> {
 			if let Field::BackReference(req, idx) = self.hash {
 				self.hash = match oracle(req, idx) {
-					Ok(Output::Number(hash)) => Field::Scalar(hash.into()),
+					Ok(Output::Hash(hash)) => Field::Scalar(hash.into()),
 					_ => Field::BackReference(req, idx),
 				}
 			}
--- a/ethcore/res/ethereum/classic.json
+++ b/ethcore/res/ethereum/classic.json
--- a/ethcore/res/ethereum/easthub.json
+++ b/ethcore/res/ethereum/easthub.json
@@ -1,87 +0,0 @@
-{
-	"name": "Easthub",
-	"dataDir": "easthub",
-	"engine": {
-		"Ethash": {
-			"params": {
-				"minimumDifficulty": "0x020000",
-				"difficultyBoundDivisor": "0x0800",
-				"durationLimit": "0x0d",
-				"blockReward": "0x2B5E3AF16B1880000",
-				"homesteadTransition": "0x0",
-				"bombDefuseTransition": "0x0",
-				"ecip1017EraRounds": 5000000
-			}
-		}
-	},
-	"params": {
-		"gasLimitBoundDivisor": "0x0400",
-		"registrar": "0x0000000000000000000000000000000000000000",
-		"accountStartNonce": "0x00",
-		"maximumExtraDataSize": "0x20",
-		"minGasLimit": "0x1388",
-		"networkID": "0x7",
-		"chainID": "0x7",
-		"eip150Transition": "0x0",
-		"eip160Transition": "0x0",
-		"eip155Transition": "0x0",
-		"eip161abcTransition": "0x7fffffffffffffff",
-		"eip161dTransition": "0x7fffffffffffffff"
-	},
-	"genesis": {
-		"seal": {
-			"ethereum": {
-				"nonce": "0x0000000000000042",
-				"mixHash": "0x0000000000000000000000000000000000000000000000000000000000000000"
-			}
-		},
-		"difficulty": "0x0400000000",
-		"author": "0x0000000000000000000000000000000000000000",
-		"timestamp": "0x00",
-		"parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
-		"extraData": "0x323031382045617374636f696e2050726f6a656374",
-		"gasLimit": "0x1388"
-	},
-	"nodes": [
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-		"enode://57254e23a7e5fe1e081ee5d1b236e37735a120660daeb4bf1fec6943a82c915c5b6fad23eeb1a43a27c23f236e084e8051aaa28f7d4139149f844747facb62bb@18.217.39.51:30303",
-		"enode://ef248f327c73c0318f4d51a62270b0612f3c4a4fd04b77d04854dc355980e137708d1e48811bc91387b0d7eb85cf447d8bbc095404f39bb7064e76751bda9cd4@52.221.160.236:30303",
-		"enode://bf6f0e37dd733cf04f2b079c753d2dea7cc7c59d8637eff9a8e63e17d08e2bfc91229fbb2dff08fe6ee12e51c1b6f8ed969d7042b89d77029e7ea02b05e17be3@18.197.47.177:30303"
-	],
-	"accounts": {
-		"0000000000000000000000000000000000000001": { "builtin": { "name": "ecrecover", "pricing": { "linear": { "base": 3000, "word": 0 } } } },
-		"0000000000000000000000000000000000000002": { "builtin": { "name": "sha256", "pricing": { "linear": { "base": 60, "word": 12 } } } },
-		"0000000000000000000000000000000000000003": { "builtin": { "name": "ripemd160", "pricing": { "linear": { "base": 600, "word": 120 } } } },
-		"0000000000000000000000000000000000000004": { "builtin": { "name": "identity", "pricing": { "linear": { "base": 15, "word": 3 } } } },
-		"20c1252a8cb33a7a9a257b2a4cfeed8daf87c847": {
-			"balance": "100000000000000000000000000"
-		},
-		"9dcd37c8e5aea3a0d37c5d0a2db683362d81febd": {
-			"balance": "100000000000000000000000000"
-		},
-		"9eff080302333f44a60bfd8c33bd63015c6d921b": {
-			"balance": "100000000000000000000000000"
-		},
-		"c1df2e5de98d5c41fec0642dc302971f5d3500bd": {
-			"balance": "100000000000000000000000000"
-		},
-		"2e0fb67cd1d029cbaea4b74c361efcc06b3105fd": {
-			"balance": "100000000000000000000000000"
-		},
-		"2b6425cc3cd90654f077889ef7262ac2f5846460": {
-			"balance": "100000000000000000000000000"
-		},
-		"28562041230c6d575e233e4ed1b35c514884d964": {
-			"balance": "100000000000000000000000000"
-		},
-		"16eb6896a5a83d39ac762d79d21f825f5f980d12": {
-			"balance": "100000000000000000000000000"
-		},
-		"f09e3f1de27dd03a1ac0a021b2d9e45bde1b360c": {
-			"balance": "100000000000000000000000000"
-		},
-		"2d87547819c6433f208ee3096161cdb2835a2333": {
-			"balance": "100000000000000000000000000"
-		}
-	}
-}
--- a/ethcore/res/ethereum/foundation.json
+++ b/ethcore/res/ethereum/foundation.json
@@ -181,8 +181,8 @@
 		"stateRoot": "0xd7f8974fb5ac78d9ac099b9ad5018bedc2ce0a72dad1827a1709da30580f0544"
 	},
 	"hardcodedSync": {
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-		"totalDifficulty": "8531065961847479229671",
+		"header": "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",
+		"totalDifficulty": "9633968582330911261986",
 		"CHTs": [
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@@ -3598,7 +3598,235 @@
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+			"0xba2f1d37cebd9bcde635bee4c0f260af8fddb43a84508f244b562dd1f7bdbe92",
+			"0x738e8d02870cf37ba27db2eb621d5f7b32a225010de41e3983ed389ebaa0e364",
+			"0x84af8e6e7ceb53e068bdf16091bfe966458bb5d3e4a925360411a213aaf46a5c",
+			"0x548302ac8a0af1ef5bb91d469f66f8669cdb2a07c432e7504a806e00487adb63",
+			"0x35bc3a284170d090e6fe053d3bd2a8fc3aa299d113b69b90340ca4c7e019016d",
+			"0xfe7b61c4388f2615642f9ffb44279f31a98c0f0d2f3f37b5f77ba09a67c12737",
+			"0x864581a4e526055847c252f6169bc54b5a1615de8e1cb7e80c649315b04a9aab",
+			"0xb8b4c67301cf9d3e91ae59a0394c8085737358bde297c58688b48a9d33c04205",
+			"0xa1ee0d1c7d50d37f96505ed06b166722f47fdd784b71bb3d47539ae40be96262",
+			"0x63b2658609397ec6a9e9d9d0a5b318b79b1e39348606ca53e0f84f6466d3aad4",
+			"0x2211abc4f8bbd6784aa191805465b10520a6c505d6257063aa9b911d5781fb89",
+			"0xefed35d1327328deece22922f08d3c3931c80c1ea9a8bc719b8226f38823bb6d",
+			"0x64b862e2d5a6c24d569f3352b8524ebfecfd5a3205a3200ec78df72d79a66838",
+			"0x6da8edf169a9c78307258a723c1ac1d96db20a7131018efad16f0606683c0f07",
+			"0xbae1427beab8c3e71cea57e5f9cdd55bc278c6d6073ae2628f0d3efbf9894a42",
+			"0x389bbd1b3fa390e8d3339cf5b018ec64d9cfc02bbcb801acad0857fe377ed83b"
 		]
 	},
 	"nodes": [
--- a/ethcore/res/ethereum/kovan.json
+++ b/ethcore/res/ethereum/kovan.json
@@ -64,8 +64,8 @@
 		"gasLimit": "0x5B8D80"
 	},
 	"hardcodedSync": {
-		"header": "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",
-		"totalDifficulty": "3324635628632492920129912637269655024947201711",
+		"header": "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",
+		"totalDifficulty": "3571337622391237938633151520660827524104528124",
 		"CHTs": [
 			"0xdb9557458495268ddd69409fc1f66631ed5ff9bf6c479be6eabe5d83a460acac",
 			"0xd413800c22172be6e0b7a36348c90098955991f119ddad32c5b928e8db4deb02",
@@ -4909,7 +4909,361 @@
 			"0xe3d68466d0747ab6245e5d8620eaae080a0f3c2aa34a56defe8adaef56d5474a",
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 			"0x8c8f0fff76977593112a64826f15ec0e909d9a1f1589e121a37f73d881e6b696",
-			"0x9ab1411e7ef5b295ab1a9dfe4ee1cd1a740af5b7e4b0a0e9c4a5f37e803c7c94"
+			"0x9ab1411e7ef5b295ab1a9dfe4ee1cd1a740af5b7e4b0a0e9c4a5f37e803c7c94",
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+			"0x39611d27f11938df810165987ee7edbe87cfb7e4068216cbb45848b4029f8419"
 		]
 	},
 	"accounts": {
--- a/ethcore/res/ethereum/morden.json
+++ b/ethcore/res/ethereum/morden.json
--- a/ethcore/res/ethereum/ropsten.json
+++ b/ethcore/res/ethereum/ropsten.json
@@ -62,8 +62,8 @@
 		"gasLimit": "0x1000000"
 	},
 	"hardcodedSync": {
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-		"totalDifficulty": "17277173430188370",
+		"header": "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",
+		"totalDifficulty": "18787961645682286",
 		"CHTs": [
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 			"0x1eae561c582dbb7f4e041998e084e165d0332c915d3a6da367638a8d24f3fafc",
@@ -2380,7 +2380,277 @@
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 		]
 	},
 	"nodes": [
--- a/ethcore/res/ethereum/social.json
+++ b/ethcore/res/ethereum/social.json
--- a/ethcore/src/engines/authority_round/mod.rs
+++ b/ethcore/src/engines/authority_round/mod.rs
@@ -48,6 +48,9 @@ use types::header::{Header, ExtendedHeader};
 use types::ancestry_action::AncestryAction;
 use unexpected::{Mismatch, OutOfBounds};

+#[cfg(not(time_checked_add))]
+use time_utils::CheckedSystemTime;
+
 mod finality;

 /// `AuthorityRound` params.
@@ -571,8 +574,15 @@ fn verify_timestamp(step: &Step, header_step: u64) -> Result<(), BlockError> {
 			// NOTE This error might be returned only in early stage of verification (Stage 1).
 			// Returning it further won't recover the sync process.
 			trace!(target: "engine", "verify_timestamp: block too early");
-			let oob = oob.map(|n| SystemTime::now() + Duration::from_secs(n));
-			Err(BlockError::TemporarilyInvalid(oob).into())
+
+			let now = SystemTime::now();
+			let found = now.checked_add(Duration::from_secs(oob.found)).ok_or(BlockError::TimestampOverflow)?;
+			let max = oob.max.and_then(|m| now.checked_add(Duration::from_secs(m)));
+			let min = oob.min.and_then(|m| now.checked_add(Duration::from_secs(m)));
+
+			let new_oob = OutOfBounds { min, max, found };
+
+			Err(BlockError::TemporarilyInvalid(new_oob).into())
 		},
 		Ok(_) => Ok(()),
 	}
@@ -608,6 +618,7 @@ fn combine_proofs(signal_number: BlockNumber, set_proof: &[u8], finality_proof:
 	stream.out()
 }

+
 fn destructure_proofs(combined: &[u8]) -> Result<(BlockNumber, &[u8], &[u8]), Error> {
 	let rlp = Rlp::new(combined);
 	Ok((
@@ -623,7 +634,7 @@ trait AsMillis {

 impl AsMillis for Duration {
 	fn as_millis(&self) -> u64 {
-		self.as_secs()*1_000 + (self.subsec_nanos()/1_000_000) as u64
+		self.as_secs() * 1_000 + (self.subsec_nanos() / 1_000_000) as u64
 	}
 }

@@ -1406,8 +1417,10 @@ impl Engine<EthereumMachine> for AuthorityRound {

 		let first = chain_head.number() == 0;

-		// apply immediate transitions.
+		// Apply transitions that don't require finality and should be enacted immediately (e.g from chain spec)
 		if let Some(change) = self.validators.is_epoch_end(first, chain_head) {
+			info!(target: "engine", "Immediately applying validator set change signalled at block {}", chain_head.number());
+			self.epoch_manager.lock().note_new_epoch();
 			let change = combine_proofs(chain_head.number(), &change, &[]);
 			return Some(change)
 		}
--- a/ethcore/src/ethereum/mod.rs
+++ b/ethcore/src/ethereum/mod.rs
@@ -79,16 +79,6 @@ pub fn new_ellaism<'a, T: Into<SpecParams<'a>>>(params: T) -> Spec {
 	load(params.into(), include_bytes!("../../res/ethereum/ellaism.json"))
 }

-/// Create a new Easthub mainnet chain spec.
-pub fn new_easthub<'a, T: Into<SpecParams<'a>>>(params: T) -> Spec {
-	load(params.into(), include_bytes!("../../res/ethereum/easthub.json"))
-}
-
-/// Create a new Ethereum Social mainnet chain spec.
-pub fn new_social<'a, T: Into<SpecParams<'a>>>(params: T) -> Spec {
-	load(params.into(), include_bytes!("../../res/ethereum/social.json"))
-}
-
 /// Create a new MIX mainnet chain spec.
 pub fn new_mix<'a, T: Into<SpecParams<'a>>>(params: T) -> Spec {
 	load(params.into(), include_bytes!("../../res/ethereum/mix.json"))
--- a/ethcore/src/json_tests/skip.rs
+++ b/ethcore/src/json_tests/skip.rs
@@ -18,7 +18,7 @@

 use ethjson;

-#[cfg(all(not(test), feature = "ci-skip-tests"))]
+#[cfg(all(not(test), feature = "ci-skip-issue"))]
 compile_error!("ci-skip-tests can only be enabled for testing builds.");

 #[cfg(feature="ci-skip-issue")]
--- a/ethcore/src/lib.rs
+++ b/ethcore/src/lib.rs
@@ -15,6 +15,7 @@
 // along with Parity Ethereum.  If not, see <http://www.gnu.org/licenses/>.

 #![warn(missing_docs, unused_extern_crates)]
+#![cfg_attr(feature = "time_checked_add", feature(time_checked_add))]

 //! Ethcore library
 //!
@@ -115,7 +116,6 @@ extern crate tempdir;
 extern crate kvdb_rocksdb;
 #[cfg(any(test, feature = "blooms-db"))]
 extern crate blooms_db;
-
 #[cfg(any(target_os = "linux", target_os = "macos", target_os = "windows", target_os = "android"))]
 extern crate hardware_wallet;

@@ -149,6 +149,9 @@ extern crate env_logger;
 #[cfg(test)]
 extern crate rlp_compress;

+#[cfg(not(time_checked_add))]
+extern crate time_utils;
+
 pub mod account_provider;
 pub mod block;
 pub mod builtin;
--- a/ethcore/src/state/mod.rs
+++ b/ethcore/src/state/mod.rs
@@ -1017,7 +1017,7 @@ impl<B: Backend> State<B> {
 		let trie = self.factories.trie.readonly(accountdb.as_hashdb(), &root)?;
 		for o_kv in trie.iter()? {
 			if let Ok((key, val)) = o_kv {
-				pod_storage.insert(key[..].into(), U256::from(&val[..]).into());
+				pod_storage.insert(key[..].into(), rlp::decode::<U256>(&val[..]).expect("Decoded from trie which was encoded from the same type; qed").into());
 			}
 		}

--- a/ethcore/src/verification/verification.rs
+++ b/ethcore/src/verification/verification.rs
@@ -40,24 +40,8 @@ use types::{BlockNumber, header::Header};
 use types::transaction::SignedTransaction;
 use verification::queue::kind::blocks::Unverified;

-
-/// Returns `Ok<SystemTime>` when the result less or equal to `i32::max_value` to prevent `SystemTime` to panic because
-/// it is platform specific, may be i32 or i64.
-///
-/// `Err<BlockError::TimestampOver` otherwise.
-///
-// FIXME: @niklasad1 - remove this when and use `SystemTime::checked_add`
-// when https://github.com/rust-lang/rust/issues/55940 is stabilized.
-fn timestamp_checked_add(sys: SystemTime, d2: Duration) -> Result<SystemTime, BlockError> {
-	let d1 = sys.duration_since(UNIX_EPOCH).map_err(|_| BlockError::TimestampOverflow)?;
-	let total_time = d1.checked_add(d2).ok_or(BlockError::TimestampOverflow)?;
-
-	if total_time.as_secs() <= i32::max_value() as u64 {
-		Ok(sys + d2)
-	} else {
-		Err(BlockError::TimestampOverflow)
-	}
-}
+#[cfg(not(time_checked_add))]
+use time_utils::CheckedSystemTime;

 /// Preprocessed block data gathered in `verify_block_unordered` call
 pub struct PreverifiedBlock {
@@ -323,9 +307,11 @@ pub fn verify_header_params(header: &Header, engine: &EthEngine, is_full: bool,

 	if is_full {
 		const ACCEPTABLE_DRIFT: Duration = Duration::from_secs(15);
+		// this will resist overflow until `year 2037`
 		let max_time = SystemTime::now() + ACCEPTABLE_DRIFT;
 		let invalid_threshold = max_time + ACCEPTABLE_DRIFT * 9;
-		let timestamp = timestamp_checked_add(UNIX_EPOCH, Duration::from_secs(header.timestamp()))?;
+		let timestamp = UNIX_EPOCH.checked_add(Duration::from_secs(header.timestamp()))
+			.ok_or(BlockError::TimestampOverflow)?;

 		if timestamp > invalid_threshold {
 			return Err(From::from(BlockError::InvalidTimestamp(OutOfBounds { max: Some(max_time), min: None, found: timestamp })))
@@ -347,8 +333,11 @@ fn verify_parent(header: &Header, parent: &Header, engine: &EthEngine) -> Result
 	let gas_limit_divisor = engine.params().gas_limit_bound_divisor;

 	if !engine.is_timestamp_valid(header.timestamp(), parent.timestamp()) {
-		let min = timestamp_checked_add(SystemTime::now(), Duration::from_secs(parent.timestamp().saturating_add(1)))?;
-		let found = timestamp_checked_add(SystemTime::now(), Duration::from_secs(header.timestamp()))?;
+		let now = SystemTime::now();
+		let min = now.checked_add(Duration::from_secs(parent.timestamp().saturating_add(1)))
+			.ok_or(BlockError::TimestampOverflow)?;
+		let found = now.checked_add(Duration::from_secs(header.timestamp()))
+			.ok_or(BlockError::TimestampOverflow)?;
 		return Err(From::from(BlockError::InvalidTimestamp(OutOfBounds { max: None, min: Some(min), found })))
 	}
 	if header.number() != parent.number() + 1 {
@@ -835,11 +824,4 @@ mod tests {
 		check_fail(unordered_test(&create_test_block_with_data(&header, &bad_transactions, &[]), &engine), TooManyTransactions(keypair.address()));
 		unordered_test(&create_test_block_with_data(&header, &good_transactions, &[]), &engine).unwrap();
 	}
-
-	#[test]
-	fn checked_add_systime_dur() {
-		assert!(timestamp_checked_add(UNIX_EPOCH, Duration::new(i32::max_value() as u64 + 1, 0)).is_err());
-		assert!(timestamp_checked_add(UNIX_EPOCH, Duration::new(i32::max_value() as u64, 0)).is_ok());
-		assert!(timestamp_checked_add(UNIX_EPOCH, Duration::new(i32::max_value() as u64 - 1, 1_000_000_000)).is_ok());
-	}
 }
--- a/miner/src/pool/scoring.rs
+++ b/miner/src/pool/scoring.rs
@@ -123,15 +123,16 @@ impl<P> txpool::Scoring<P> for NonceAndGasPrice where P: ScoredTransaction + txp
 	}

 	fn should_replace(&self, old: &P, new: &P) -> scoring::Choice {
+		let both_local = old.priority().is_local() && new.priority().is_local();
 		if old.sender() == new.sender() {
 			// prefer earliest transaction
 			match new.nonce().cmp(&old.nonce()) {
+				cmp::Ordering::Equal => self.choose(old, new),
+				_ if both_local => scoring::Choice::InsertNew,
 				cmp::Ordering::Less => scoring::Choice::ReplaceOld,
 				cmp::Ordering::Greater => scoring::Choice::RejectNew,
-				cmp::Ordering::Equal => self.choose(old, new),
 			}
-		} else if old.priority().is_local() && new.priority().is_local() {
-			// accept local transactions over the limit
+		} else if both_local {
 			scoring::Choice::InsertNew
 		} else {
 			let old_score = (old.priority(), old.gas_price());
@@ -141,7 +142,7 @@ impl<P> txpool::Scoring<P> for NonceAndGasPrice where P: ScoredTransaction + txp
 			} else {
 				scoring::Choice::RejectNew
 			}
-	 	}
+		}
 	}

 	fn should_ignore_sender_limit(&self, new: &P) -> bool {
@@ -154,11 +155,66 @@ mod tests {
 	use super::*;

 	use std::sync::Arc;
-	use ethkey::{Random, Generator};
+	use ethkey::{Random, Generator, KeyPair};
 	use pool::tests::tx::{Tx, TxExt};
 	use txpool::Scoring;
 	use txpool::scoring::Choice::*;

+	fn local_tx_verified(tx: Tx, keypair: &KeyPair) -> VerifiedTransaction {
+		let mut verified_tx = tx.unsigned().sign(keypair.secret(), None).verified();
+		verified_tx.priority = ::pool::Priority::Local;
+		verified_tx
+	}
+
+	#[test]
+	fn should_always_accept_local_transactions_unless_same_sender_and_nonce() {
+		let scoring = NonceAndGasPrice(PrioritizationStrategy::GasPriceOnly);
+
+		// same sender txs
+		let keypair = Random.generate().unwrap();
+
+		let same_sender_tx1 = local_tx_verified(Tx {
+			nonce: 1,
+			gas_price: 1,
+			..Default::default()
+		}, &keypair);
+
+		let same_sender_tx2 = local_tx_verified(Tx {
+			nonce: 2,
+			gas_price: 100,
+			..Default::default()
+		}, &keypair);
+
+		let same_sender_tx3 = local_tx_verified(Tx {
+			nonce: 2,
+			gas_price: 200,
+			..Default::default()
+		}, &keypair);
+
+		// different sender txs
+		let different_sender_tx1 = local_tx_verified(Tx {
+			nonce: 2,
+			gas_price: 1,
+			..Default::default()
+		}, &Random.generate().unwrap());
+
+		let different_sender_tx2 = local_tx_verified(Tx {
+			nonce: 1,
+			gas_price: 10,
+			..Default::default()
+		}, &Random.generate().unwrap());
+
+		assert_eq!(scoring.should_replace(&same_sender_tx1, &same_sender_tx2), InsertNew);
+		assert_eq!(scoring.should_replace(&same_sender_tx2, &same_sender_tx1), InsertNew);
+
+		assert_eq!(scoring.should_replace(&different_sender_tx1, &different_sender_tx2), InsertNew);
+		assert_eq!(scoring.should_replace(&different_sender_tx2, &different_sender_tx1), InsertNew);
+
+		// txs with same sender and nonce
+		assert_eq!(scoring.should_replace(&same_sender_tx2, &same_sender_tx3), ReplaceOld);
+		assert_eq!(scoring.should_replace(&same_sender_tx3, &same_sender_tx2), RejectNew);
+	}
+
 	#[test]
 	fn should_replace_same_sender_by_nonce() {
 		let scoring = NonceAndGasPrice(PrioritizationStrategy::GasPriceOnly);
--- a/parity/cli/mod.rs
+++ b/parity/cli/mod.rs
@@ -288,7 +288,7 @@ usage! {

 			ARG arg_chain: (String) = "foundation", or |c: &Config| c.parity.as_ref()?.chain.clone(),
 			"--chain=[CHAIN]",
-			"Specify the blockchain type. CHAIN may be either a JSON chain specification file or ethereum, classic, poacore, tobalaba, expanse, musicoin, ellaism, easthub, social, mix, callisto, morden, ropsten, kovan, poasokol, testnet, or dev.",
+			"Specify the blockchain type. CHAIN may be either a JSON chain specification file or ethereum, classic, poacore, tobalaba, expanse, musicoin, ellaism, mix, callisto, morden, ropsten, kovan, poasokol, testnet, or dev.",

 			ARG arg_keys_path: (String) = "$BASE/keys", or |c: &Config| c.parity.as_ref()?.keys_path.clone(),
 			"--keys-path=[PATH]",
@@ -899,7 +899,7 @@ usage! {
 		["Snapshot Options"]
 			FLAG flag_no_periodic_snapshot: (bool) = false, or |c: &Config| c.snapshots.as_ref()?.disable_periodic.clone(),
 			"--no-periodic-snapshot",
-			"Disable automated snapshots which usually occur once every 10000 blocks.",
+			"Disable automated snapshots which usually occur once every 5000 blocks.",

 			ARG arg_snapshot_threads: (Option<usize>) = None, or |c: &Config| c.snapshots.as_ref()?.processing_threads,
 			"--snapshot-threads=[NUM]",
@@ -2131,3 +2131,4 @@ mod tests {
 		Args::parse(&["parity", "--max-peers=100", "--min-peers=40"]).unwrap();
 	}
 }
+
--- a/parity/configuration.rs
+++ b/parity/configuration.rs
@@ -459,7 +459,8 @@ impl Configuration {
 		}
 	}

-	fn logger_config(&self) -> LogConfig {
+	/// returns logger config
+	pub fn logger_config(&self) -> LogConfig {
 		LogConfig {
 			mode: self.args.arg_logging.clone(),
 			color: !self.args.flag_no_color && !cfg!(windows),
--- a/parity/main.rs
+++ b/parity/main.rs
@@ -28,6 +28,7 @@ extern crate parity_ethereum;
 extern crate parking_lot;

 #[cfg(windows)] extern crate winapi;
+extern crate ethcore_logger;

 use std::ffi::OsString;
 use std::fs::{remove_file, metadata, File, create_dir_all};
@@ -42,6 +43,7 @@ use dir::default_hypervisor_path;
 use fdlimit::raise_fd_limit;
 use parity_ethereum::{start, ExecutionAction};
 use parking_lot::{Condvar, Mutex};
+use ethcore_logger::setup_log;

 const PLEASE_RESTART_EXIT_CODE: i32 = 69;
 const PARITY_EXECUTABLE_NAME: &str = "parity";
@@ -184,6 +186,11 @@ fn main_direct(force_can_restart: bool) -> i32 {
 		parity_ethereum::Configuration::parse_cli(&args).unwrap_or_else(|e| e.exit())
 	};

+	let logger = setup_log(&conf.logger_config()).unwrap_or_else(|e| {
+		eprintln!("{}", e);
+		process::exit(2)
+	});
+
 	if let Some(spec_override) = take_spec_name_override() {
 		conf.args.flag_testnet = false;
 		conf.args.arg_chain = spec_override;
--- a/parity/params.rs
+++ b/parity/params.rs
@@ -38,8 +38,6 @@ pub enum SpecType {
 	Expanse,
 	Musicoin,
 	Ellaism,
-	Easthub,
-	Social,
 	Mix,
 	Callisto,
 	Morden,
@@ -68,8 +66,6 @@ impl str::FromStr for SpecType {
 			"expanse" => SpecType::Expanse,
 			"musicoin" => SpecType::Musicoin,
 			"ellaism" => SpecType::Ellaism,
-			"easthub" => SpecType::Easthub,
-			"social" => SpecType::Social,
 			"mix" => SpecType::Mix,
 			"callisto" => SpecType::Callisto,
 			"morden" | "classic-testnet" => SpecType::Morden,
@@ -93,8 +89,6 @@ impl fmt::Display for SpecType {
 			SpecType::Expanse => "expanse",
 			SpecType::Musicoin => "musicoin",
 			SpecType::Ellaism => "ellaism",
-			SpecType::Easthub => "easthub",
-			SpecType::Social => "social",
 			SpecType::Mix => "mix",
 			SpecType::Callisto => "callisto",
 			SpecType::Morden => "morden",
@@ -118,8 +112,6 @@ impl SpecType {
 			SpecType::Expanse => Ok(ethereum::new_expanse(params)),
 			SpecType::Musicoin => Ok(ethereum::new_musicoin(params)),
 			SpecType::Ellaism => Ok(ethereum::new_ellaism(params)),
-			SpecType::Easthub => Ok(ethereum::new_easthub(params)),
-			SpecType::Social => Ok(ethereum::new_social(params)),
 			SpecType::Mix => Ok(ethereum::new_mix(params)),
 			SpecType::Callisto => Ok(ethereum::new_callisto(params)),
 			SpecType::Morden => Ok(ethereum::new_morden(params)),
@@ -372,8 +364,6 @@ mod tests {
 		assert_eq!(SpecType::Expanse, "expanse".parse().unwrap());
 		assert_eq!(SpecType::Musicoin, "musicoin".parse().unwrap());
 		assert_eq!(SpecType::Ellaism, "ellaism".parse().unwrap());
-		assert_eq!(SpecType::Easthub, "easthub".parse().unwrap());
-		assert_eq!(SpecType::Social, "social".parse().unwrap());
 		assert_eq!(SpecType::Mix, "mix".parse().unwrap());
 		assert_eq!(SpecType::Callisto, "callisto".parse().unwrap());
 		assert_eq!(SpecType::Morden, "morden".parse().unwrap());
@@ -399,8 +389,6 @@ mod tests {
 		assert_eq!(format!("{}", SpecType::Expanse), "expanse");
 		assert_eq!(format!("{}", SpecType::Musicoin), "musicoin");
 		assert_eq!(format!("{}", SpecType::Ellaism), "ellaism");
-		assert_eq!(format!("{}", SpecType::Easthub), "easthub");
-		assert_eq!(format!("{}", SpecType::Social), "social");
 		assert_eq!(format!("{}", SpecType::Mix), "mix");
 		assert_eq!(format!("{}", SpecType::Callisto), "callisto");
 		assert_eq!(format!("{}", SpecType::Morden), "morden");
--- a/rpc/src/v1/helpers/fake_sign.rs
+++ b/rpc/src/v1/helpers/fake_sign.rs
@@ -15,17 +15,15 @@
 // along with Parity Ethereum.  If not, see <http://www.gnu.org/licenses/>.

 use types::transaction::{Transaction, SignedTransaction, Action};
+use std::cmp::min;

 use ethereum_types::U256;
 use jsonrpc_core::Error;
 use v1::helpers::CallRequest;

 pub fn sign_call(request: CallRequest) -> Result<SignedTransaction, Error> {
-	let max_gas = U256::from(50_000_000);
-	let gas = match request.gas {
-		Some(gas) => gas,
-		None => max_gas * 10u32,
-	};
+	let max_gas = U256::from(500_000_000);
+	let gas = min(request.gas.unwrap_or(max_gas), max_gas);
 	let from = request.from.unwrap_or(0.into());

 	Ok(Transaction {
--- a/scripts/gitlab/build-linux.sh
+++ b/scripts/gitlab/build-linux.sh
@@ -11,6 +11,9 @@ echo "CC:               " $CC
 echo "CXX:              " $CXX
 #strip ON
 export RUSTFLAGS=" -C link-arg=-s"
+# Linker for crosscomile
+echo "_____ Linker _____"
+cat .cargo/config

 echo "_____ Building target: "$CARGO_TARGET" _____"
 if [ "${CARGO_TARGET}" = "armv7-linux-androideabi" ]
@@ -25,6 +28,7 @@ else
 fi

 echo "_____ Post-processing binaries _____"
+rm -rf artifacts/*
 mkdir -p artifacts/$CARGO_TARGET
 cd artifacts/$CARGO_TARGET

@@ -42,11 +46,11 @@ fi
 echo "_____ Calculating checksums _____"
 for binary in $(ls)
 do
-  rhash --sha256 $binary -o $binary.sha256
-  if [ "${CARGO_TARGET}" = "armv7-linux-androideabi" ]
+  rhash --sha256 $binary -o $binary.sha256 #do we still need this hash (SHA2)?
+  if [[ $CARGO_TARGET == *"x86_64"* ]];
  then
-    echo "> ${binary} cannot be hashed with cross-compiled binary"
+      ./parity tools hash $binary > $binary.sha3
  else
-    ./parity tools hash $binary > $binary.sha3
+      echo "> ${binary} cannot be hashed with cross-compiled binary (keccak256)"
  fi
 done
--- a/scripts/gitlab/build-windows.sh
+++ b/scripts/gitlab/build-windows.sh
@@ -4,11 +4,14 @@ set -u # treat unset variables as error

 set INCLUDE="C:\Program Files (x86)\Microsoft SDKs\Windows\v7.1A\Include;C:\vs2015\VC\include;C:\Program Files (x86)\Windows Kits\10\Include\10.0.10240.0\ucrt"
 set LIB="C:\vs2015\VC\lib;C:\Program Files (x86)\Windows Kits\10\Lib\10.0.10240.0\ucrt\x64"
+sccache -s

 echo "__________Show ENVIROMENT__________"
 echo "CI_SERVER_NAME:   " $CI_SERVER_NAME
 echo "CARGO_HOME:       " $CARGO_HOME
 echo "CARGO_TARGET:     " $CARGO_TARGET
+echo "RUSTC_WRAPPER:    " $RUSTC_WRAPPER
+echo "SCCACHE_DIR:      " $SCCACHE_DIR

 echo "_____ Building target: "$CARGO_TARGET" _____"
 time cargo build --target $CARGO_TARGET --release --features final
@@ -44,3 +47,5 @@ do
 done
 cp parity.exe.sha256 parity.sha256
 cp parity.exe.sha3 parity.sha3
+
+sccache -s
--- a/scripts/gitlab/publish-onnet-update.sh
+++ b/scripts/gitlab/publish-onnet-update.sh
--- a/scripts/gitlab/publish-snap.sh
+++ b/scripts/gitlab/publish-snap.sh
@@ -8,7 +8,10 @@ set -u # treat unset variables as error
 # gsub(/ /, "", $2) deletes whitespaces
 TRACK=`awk -F '=' '/^track/ {gsub(/"/, "", $2); gsub(/ /, "", $2); print $2}' ./util/version/Cargo.toml`
 echo Track is: $TRACK
-
+# prepare variables
+VERSION=v"$(sed -r -n '1,/^version/s/^version = "([^"]+)".*$/\1/p' Cargo.toml)"
+SNAP_PACKAGE="parity_"$VERSION"_"$BUILD_ARCH".snap"
+CARGO_TARGET="$(ls artifacts)"
 # Choose snap release channel based on parity ethereum version track
 case ${TRACK} in
  nightly) export GRADE="devel" CHANNEL="edge";;
@@ -21,24 +24,16 @@ esac
 case ${CI_COMMIT_REF_NAME} in
  beta|stable) export GRADE="stable" CHANNEL="candidate";;
 esac
-
-VERSION="v"$VERSION
-SNAP_PACKAGE="parity_"$VERSION"_"$BUILD_ARCH".snap"
-
 echo "__________Create snap package__________"
 echo "Release channel :" $GRADE " Branch/tag: " $CI_COMMIT_REF_NAME
-echo $VERSION:$GRADE:$BUILD_ARCH
-# cat scripts/snap/snapcraft.template.yaml | envsubst '$VERSION:$GRADE:$BUILD_ARCH:$CARGO_TARGET' > snapcraft.yaml
-# a bit more necromancy (substitutions):
-pwd
-cd /builds/$CI_PROJECT_PATH/scripts/snap/
+echo $VERSION:$GRADE:$BUILD_ARCH:$CARGO_TARGET
+
 sed -e 's/$VERSION/'"$VERSION"'/g' \
    -e 's/$GRADE/'"$GRADE"'/g' \
    -e 's/$BUILD_ARCH/'"$BUILD_ARCH"'/g' \
    -e 's/$CARGO_TARGET/'"$CARGO_TARGET"'/g' \
-    snapcraft.template.yaml > /builds/$CI_PROJECT_PATH/snapcraft.yaml
-cd /builds/$CI_PROJECT_PATH
-pwd
+    scripts/snap/snapcraft.template.yaml > snapcraft.yaml
+
 apt update
 apt install -y --no-install-recommends rhash
 cat snapcraft.yaml
--- a/scripts/gitlab/rust-changes.sh
+++ b/scripts/gitlab/rust-changes.sh
@@ -1,7 +1,9 @@
 #!/bin/bash
+echo "________Running rust_changes.sh________"
 set -e # fail on any error
 set -u # treat unset variables as error

+echo "__________Checking if Rust files were changed__________"
 git log --graph --oneline --decorate=short -n 10

 case ${SCHEDULE_TAG:-${CI_COMMIT_REF_NAME}} in
@@ -26,5 +28,3 @@ then
 fi

 rustup show
-
-exec ./test.sh
--- a/scripts/gitlab/test-cpp.sh
+++ b/scripts/gitlab/test-cpp.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+echo "________Running test-cpp.sh________"
+set -e # fail on any error
+set -u # treat unset variables as error
+#use nproc `linux only
+THREADS=$(nproc)
+
+echo "________Running the C++ example________"
+DIR=parity-clib/examples/cpp/build
+mkdir -p $DIR
+cd $DIR
+cmake ..
+make VERBOSE=1 -j $THREADS
+# Note: we don't try to run the example because it tries to sync Kovan, and we don't want
+#       that to happen on CI
+cd -
+rm -rf $DIR
--- a/scripts/gitlab/test-linux.sh
+++ b/scripts/gitlab/test-linux.sh
@@ -0,0 +1,12 @@
+#!/bin/bash
+echo "________Running test-linux.sh________"
+set -e # fail on any error
+set -u # treat unset variables as error
+
+FEATURES="json-tests"
+OPTIONS="--release"
+#use nproc `linux only
+THREADS=$(nproc)
+
+echo "________Running Parity Full Test Suite________"
+time cargo test $OPTIONS --features "$FEATURES" --locked --all --target $CARGO_TARGET -- --test-threads $THREADS
--- a/scripts/gitlab/validate-chainspecs.sh
+++ b/scripts/gitlab/validate-chainspecs.sh
@@ -1,7 +1,12 @@
-#!/usr/bin/env sh
+#!/bin/bash
+set -e # fail on any error
+set -u # treat unset variables as error
+echo "________Running validate_chainspecs.sh________"

 ERR=0
-cargo build --release -p chainspec
+
+echo "________Validate chainspecs________"
+time cargo build --release -p chainspec

 for spec in ethcore/res/*.json; do
    if ! ./target/release/chainspec "$spec"; then ERR=1; fi
--- a/scripts/snap/snapcraft.template.yaml
+++ b/scripts/snap/snapcraft.template.yaml
@@ -50,4 +50,4 @@ parts:
      cp -v ethkey $SNAPCRAFT_PART_INSTALL/usr/bin/ethkey
      cp -v ethstore $SNAPCRAFT_PART_INSTALL/usr/bin/ethstore
      cp -v whisper $SNAPCRAFT_PART_INSTALL/usr/bin/whisper
-    stage-packages: [libc6, libudev1, libstdc++6, cmake, libdb5.3]
+    stage-packages: [libudev1, libstdc++6, cmake, libdb5.3]
--- a/test.sh
+++ b/test.sh
@@ -1,79 +0,0 @@
-#!/bin/sh
-# Running Parity Full Test Suite
-echo "________Running test.sh________"
-
-FEATURES="json-tests,ci-skip-issue"
-OPTIONS="--release"
-VALIDATE=1
-THREADS=8
-
-set -e
-
-
-validate () {
-  if [ "$VALIDATE" -eq "1" ]
-  then
-    echo "________Validate build________"
-    time cargo check $@ --locked --no-default-features
-    time cargo check $@ --locked --manifest-path util/io/Cargo.toml --no-default-features
-    time cargo check $@ --locked --manifest-path util/io/Cargo.toml --features "mio"
-
-    # Validate chainspecs
-    echo "________Validate chainspecs________"
-    time ./scripts/validate_chainspecs.sh
-  else
-    echo "# not validating due to \$VALIDATE!=1"
-  fi
-}
-
-cpp_test () {
-  case $CARGO_TARGET in
-    (x86_64-unknown-linux-gnu)
-      # Running the C++ example
-      echo "________Running the C++ example________"
-      DIR=parity-clib/examples/cpp/build
-      mkdir -p $DIR
-      cd $DIR
-      cmake ..
-      make -j $THREADS
-      # Note: we don't try to run the example because it tries to sync Kovan, and we don't want
-      #       that to happen on CI
-      cd -
-      rm -rf $DIR
-      ;;
-    (*)
-      echo "________Skipping the C++ example________"
-      ;;
-  esac
-}
-
-cargo_test () {
-  echo "________Running Parity Full Test Suite________"
-  git submodule update --init --recursive
-  time cargo test $OPTIONS --features "$FEATURES" --locked --all $@ -- --test-threads $THREADS
-}
-
-
-if [ "$CARGO_TARGET" ]
-then
-  validate --target $CARGO_TARGET
-else
-  validate
-fi
-
-test "${RUN_TESTS}" = "all" && cpp_test
-
-if [ "$CARGO_TARGET" ]
-then
-
-  case "${RUN_TESTS}" in
-    (cargo|all)
-      cargo_test --target $CARGO_TARGET $@
-      ;;
-    ('')
-      cargo_test --no-run --target $CARGO_TARGET $@
-      ;;
-  esac
-else
-  cargo_test $@
-fi
--- a/util/time-utils/Cargo.toml
+++ b/util/time-utils/Cargo.toml
@@ -0,0 +1,9 @@
+[package]
+name = "time-utils"
+version = "0.1.0"
+authors = ["Parity Technologies <admin@parity.io>"]
+description = "Time utilities for checked arithmetic"
+license = "GPL3"
+edition = "2018"
+
+[dependencies]
--- a/util/time-utils/src/lib.rs
+++ b/util/time-utils/src/lib.rs
@@ -0,0 +1,50 @@
+use std::time::{Duration, SystemTime, UNIX_EPOCH};
+
+/// Temporary trait for `checked operations` on SystemTime until these are available in standard library
+pub trait CheckedSystemTime {
+	/// Returns `Some<SystemTime>` when the result less or equal to `i32::max_value` to prevent `SystemTime` to panic because
+	/// it is platform specific, possible representations are i32, i64, u64 and Duration. `None` otherwise
+	fn checked_add(self, _d: Duration) -> Option<SystemTime>;
+	/// Returns `Some<SystemTime>` when the result is successful and `None` when it is not
+	fn checked_sub(self, _d: Duration) -> Option<SystemTime>;
+}
+
+impl CheckedSystemTime for SystemTime {
+	fn checked_add(self, dur: Duration) -> Option<SystemTime> {
+		let this_dur = self.duration_since(UNIX_EPOCH).ok()?;
+		let total_time = this_dur.checked_add(dur)?;
+
+		if total_time.as_secs() <= i32::max_value() as u64 {
+			Some(self + dur)
+		} else {
+			None
+		}
+	}
+
+	fn checked_sub(self, dur: Duration) -> Option<SystemTime> {
+		let this_dur = self.duration_since(UNIX_EPOCH).ok()?;
+		let total_time = this_dur.checked_sub(dur)?;
+
+		if total_time.as_secs() <= i32::max_value() as u64 {
+			Some(self - dur)
+		} else {
+			None
+		}
+	}
+}
+
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn it_works() {
+		use super::CheckedSystemTime;
+		use std::time::{Duration, SystemTime, UNIX_EPOCH};
+
+		assert!(CheckedSystemTime::checked_add(UNIX_EPOCH, Duration::new(i32::max_value() as u64 + 1, 0)).is_none());
+		assert!(CheckedSystemTime::checked_add(UNIX_EPOCH, Duration::new(i32::max_value() as u64, 0)).is_some());
+		assert!(CheckedSystemTime::checked_add(UNIX_EPOCH, Duration::new(i32::max_value() as u64 - 1, 1_000_000_000)).is_some());
+
+		assert!(CheckedSystemTime::checked_sub(UNIX_EPOCH, Duration::from_secs(120)).is_none());
+		assert!(CheckedSystemTime::checked_sub(SystemTime::now(), Duration::from_secs(1000)).is_some());
+	}
+}
--- a/util/version/Cargo.toml
+++ b/util/version/Cargo.toml
@@ -3,14 +3,14 @@
 [package]
 name = "parity-version"
 # NOTE: this value is used for Parity Ethereum version string (via env CARGO_PKG_VERSION)
-version = "2.3.4"
+version = "2.3.9"
 authors = ["Parity Technologies <admin@parity.io>"]
 build = "build.rs"

 [package.metadata]
 # This versions track. Should be changed to `stable` or `beta` when on respective branches.
 # Used by auto-updater and for Parity version string.
-track = "beta"
+track = "stable"

 # Network specific settings, used ONLY by auto-updater.
 # Latest supported fork blocks.
--- a/whisper/Cargo.toml
+++ b/whisper/Cargo.toml
@@ -24,6 +24,7 @@ serde_json = "1.0"
 slab = "0.3"
 smallvec = "0.6"
 tiny-keccak = "1.4"
+time-utils = { path = "../util/time-utils" }

 jsonrpc-core = { git = "https://github.com/paritytech/jsonrpc.git", branch = "parity-2.2" }
 jsonrpc-macros = { git = "https://github.com/paritytech/jsonrpc.git", branch = "parity-2.2" }
--- a/whisper/src/lib.rs
+++ b/whisper/src/lib.rs
@@ -17,6 +17,8 @@
 //! Whisper P2P messaging system as a DevP2P subprotocol, with RPC and Rust
 //! interface.

+#![cfg_attr(feature = "time_checked_add", feature(time_checked_add))]
+
 extern crate byteorder;
 extern crate parity_crypto as crypto;
 extern crate ethcore_network as network;
@@ -48,6 +50,9 @@ extern crate jsonrpc_macros;
 #[macro_use]
 extern crate serde_derive;

+#[cfg(not(time_checked_add))]
+extern crate time_utils;
+
 #[cfg(test)]
 extern crate serde_json;

--- a/whisper/src/message.rs
+++ b/whisper/src/message.rs
@@ -24,6 +24,9 @@ use rlp::{self, DecoderError, RlpStream, Rlp};
 use smallvec::SmallVec;
 use tiny_keccak::{keccak256, Keccak};

+#[cfg(not(time_checked_add))]
+use time_utils::CheckedSystemTime;
+
 /// Work-factor proved. Takes 3 parameters: size of message, time to live,
 /// and hash.
 ///
@@ -116,6 +119,7 @@ pub enum Error {
 	EmptyTopics,
 	LivesTooLong,
 	IssuedInFuture,
+	TimestampOverflow,
 	ZeroTTL,
 }

@@ -132,6 +136,7 @@ impl fmt::Display for Error {
 			Error::LivesTooLong => write!(f, "Message claims to be issued before the unix epoch."),
 			Error::IssuedInFuture => write!(f, "Message issued in future."),
 			Error::ZeroTTL => write!(f, "Message live for zero time."),
+			Error::TimestampOverflow => write!(f, "Timestamp overflow"),
 			Error::EmptyTopics => write!(f, "Message has no topics."),
 		}
 	}
@@ -225,10 +230,6 @@ impl rlp::Decodable for Envelope {
 	}
 }

-/// Error indicating no topics.
-#[derive(Debug, Copy, Clone)]
-pub struct EmptyTopics;
-
 /// Message creation parameters.
 /// Pass this to `Message::create` to make a message.
 pub struct CreateParams {
@@ -254,11 +255,11 @@ pub struct Message {
 impl Message {
 	/// Create a message from creation parameters.
 	/// Panics if TTL is 0.
-	pub fn create(params: CreateParams) -> Result<Self, EmptyTopics> {
+	pub fn create(params: CreateParams) -> Result<Self, Error> {
 		use byteorder::{BigEndian, ByteOrder};
 		use rand::{Rng, SeedableRng, XorShiftRng};

-		if params.topics.is_empty() { return Err(EmptyTopics) }
+		if params.topics.is_empty() { return Err(Error::EmptyTopics) }

 		let mut rng = {
 			let mut thread_rng = ::rand::thread_rng();
@@ -269,7 +270,8 @@ impl Message {
 		assert!(params.ttl > 0);

 		let expiry = {
-			let after_mining = SystemTime::now() + Duration::from_millis(params.work);
+			let after_mining = SystemTime::now().checked_sub(Duration::from_millis(params.work))
+				.ok_or(Error::TimestampOverflow)?;
 			let since_epoch = after_mining.duration_since(time::UNIX_EPOCH)
 				.expect("time after now is after unix epoch; qed");

@@ -356,7 +358,10 @@ impl Message {
 			(envelope.expiry - envelope.ttl).saturating_sub(LEEWAY_SECONDS)
 		);

-		if time::UNIX_EPOCH + issue_time_adjusted > now {
+		let issue_time_adjusted = time::UNIX_EPOCH.checked_add(issue_time_adjusted)
+			.ok_or(Error::TimestampOverflow)?;
+
+		if issue_time_adjusted > now {
 			return Err(Error::IssuedInFuture);
 		}

@@ -399,8 +404,8 @@ impl Message {
 	}

 	/// Get the expiry time.
-	pub fn expiry(&self) -> SystemTime {
-		time::UNIX_EPOCH + Duration::from_secs(self.envelope.expiry)
+	pub fn expiry(&self) -> Option<SystemTime> {
+		time::UNIX_EPOCH.checked_add(Duration::from_secs(self.envelope.expiry))
 	}

 	/// Get the topics.
--- a/whisper/src/net/mod.rs
+++ b/whisper/src/net/mod.rs
@@ -223,7 +223,10 @@ impl Messages {
 			}
 		}

-		let expiry = message.expiry();
+		let expiry = match message.expiry() {
+			Some(time) => time,
+			_ => return false,
+		};

 		self.cumulative_size += message.encoded_size();

@@ -232,8 +235,8 @@ impl Messages {

 		let sorted_entry = SortedEntry {
 			slab_id: id,
-			work_proved: work_proved,
-			expiry: expiry,
+			work_proved,
+			expiry,
 		};

 		match self.sorted.binary_search(&sorted_entry) {
Author	SHA1	Message	Date
Talha Cross	0b428262e7	2.3.9 stable backports (#10532 ) * version: bump stable * fix Sha3/keccak256 hash calculation for binaries (#10509) https://github.com/paritytech/parity-ethereum/issues/10495 * verbose flag for cpp tests (#10524) * Initial support sccache for windows build (#10520) * Initial support sccache for win build * show sccache stats * cache paths for shared runners * sccache status is in the script. * removed windows test for now * ethcore: remove eth social and easthub chain configs (#10531) * Fix max_gas (#10537) Fix max_gas * build android with cache, win fixes (#10546) * build android with cache! * windows fixes * windows fixes 2 * windows fixes 3 * windows fixes 4 * windows should have sccache variables in env variables * Update light client harcoded headers (#10547) * kovan #10643457 * ropsten #5296129 * foundation #7460865 * classic #7747585 * indentation * morden #3973121	2019-04-01 10:50:51 +02:00
Sočik	a39aaacb8a	2.3.8 stable backports (#10507 ) * version: bump stable * Add additional request tests (#10503)	2019-03-22 10:23:33 +01:00
Sočik	7d1415a253	2.3.7 stable backports (#10487 ) * version: bump stable * Сaching through docker volume (#10477) * _old codebase_ before docker update * before docker update, testing runnr * docker update, testing the caching * distributed job cargo homes * distributed job cargo homes 2 * distributed job cargo homes 3 * dockerfile with gitlab checkout, audit uses template * dockerfile gets repo in volume * change builds_dir * trying docker cache for repo * repo cached automatically * after script is not concatenated * check sccache non-cacheable reasons nature * watch cache * log sccache * log sccache 2 * debug log sccache * fix debug log sccache * fix debug log sccache 2 * debug log cache 3 * debug log cache 3 * trace log all sccache * test wo cargo cache * test w removed cargo cache * report non-cacheable reasons, cargo cache is back and empty * report non-cacheable reasons, cargo cache is back and empty 2 * report non-cacheable reasons, cargo cache is back and empty 3 * wrap into after_script * restore CI tags `qa` -> `linux-docker` * return to main runners, this will fail until config on runners And Dockerfile won't be updated * typo fix CI lint * return to docker tag * fix win&mac build (#10486) add CARGO_HOME: "${CI_PROJECT_DIR}/.cargo" * fix(extract `timestamp_checked_add` as lib) (#10383) * fix(extract `timestamp_checked_add` as lib) * fix(whisper types): remove unused `EmptyTopics` * fix(time-lib): feature-flag to use time-lib or std This commit adds conditional compilation checks that falls back to `our time-lib` when `time_checked_add` is not available in the standard library Note, `time_checked_add` covers both `checked_add` and `checked_sub` * fix(grumble): use cfg_attr to define rustc feature	2019-03-20 09:17:37 +01:00
Sočik	7aab6b74da	2.3.6 stable backports (#10470 ) * version: bump stable * CI publish to aws (#10446) * move publish aws from gitlab.yml to gitlab scripts * gitlab.yml cleaning move publish AWS to gitlab scripts remove dependencies from android build * Ensure static validator set changes are recognized (#10467) * CI aws git checkout (#10451) * Updating the CI system with the publication of releases and binary files on github Signed-off-by: Denis S. Soldatov aka General-Beck <general.beck@gmail.com> * move publish aws from gitlab.yml to gitlab scripts Signed-off-by: Denis S. Soldatov aka General-Beck <general.beck@gmail.com> * gitlab.yml cleaning move publish AWS to gitlab scripts remove dependencies from android build Signed-off-by: Denis S. Soldatov aka General-Beck <general.beck@gmail.com> * Revert "Updating the CI system with the publication of releases and binary files on github" This reverts commit da87e06f2e4751dbca08a898b52926aef5ad0aba. * remove no-git for aws * microfix * no need in no_git then * Revert "CI aws git checkout (#10451)" (#10456) * Revert "CI aws git checkout (#10451)" This reverts commit `3e1d73126c`. * Update .gitlab-ci.yml revert aws script with small fixes * Delete publish-aws.sh * Tests parallelized (#10452) * tests splitted, phase 1 * typo * fix wrong launch commands * typos * rearrangements * use `nproc` function for threads * use nproc for threads * let theads be auto, build-andriod no more in regular run * split val chain and cargo check * renamed some files * wrong phase * check rust files before test jobs * lint error * rust files modivied var * test except changes * add rust_changes except * lint error * fixes * .gitlab-ci.yml can't be excluded * pipeline shouldn't start * pipeline must go * pipeline must go 2 * pipeline must go 3 * pipeline must go 4 * pipeline must go 5 * pipeline must go 6 * pipeline must go 7 * pipeline must not go 1 * pipeline must go 8 * avoid skippng tests yet, reintroducing them after the caching * test theory * parallelized cargo check with combusting helicopters * less uploads * alias for cargo checks * nice template * Fix `ci-skip-issue` name * Fix build flag * Remove ci-skip-tests flag for stable	2019-03-19 09:10:24 +01:00
Hernando Castano	ebd0fd0117	More Backports for Stable 2.3.5 (#10430 ) * revert some changes, could be buggy (#10399) * ci: clean up gitlab-ci.yml leftovers from previous merge (#10429) * 10000 > 5000 (#10422) addresses #10418 * fix underflow in pip, closes #10419 (#10423) * fix panic when logging directory does not exist, closes #10420 (#10424) * Update hardcoded headers for Foundation, Ropsten, Kovan and Classic (#10417) * update foundation to #7262209 * update kovan to #10434561 * update ropsten to #5027841 * update classic to #7555073 * Update Ropsten headers to #5101569	2019-02-27 16:33:20 +01:00
Hernando Castano	0d63c932af	Backports for Stable 2.3.5 (#10414 ) * no-git for publish jobs, empty artifacts dir (#10393) * no-git for publish jobs, empty artifacts dir * fix syntax * prettiness * fix prettiness * should get rid of git in publishing * snap: reenable i386, arm64, armhf architecture publishing (#10386) * snap: reenable i386, arm64, armhf architecture publishing * gitlab: fix indent * gitlab: fix yml syntax * Linker for crosscomile * fix target to linker * new docker image * fix lint, add build to this PR * calc SHA3 using rhash * add new images for i386, armhf * show snap target & artifacts * set CARGO_TARGET for publish snap * move detect Version to publish snap * rm libc6 dep from snap-template up pub-snap script * clean up cargo config before add linker * move linker config to docker images * tx pool: always accept local transactions (#10375) * tx pool: always accept local transactions * tx pool: `choose` local txs with same sender and nonce * Fix to_pod storage trie value decoding (#10368)	2019-02-25 15:24:44 +01:00
5chdn	0b78a1b5a0	version: mark 2.3.5 as stable	2019-02-21 11:24:11 +01:00