* ethcore: add clique engine (#9981)
* fix broken sync
* correct seal fields
* ethcore: fix comment
* parity: remove duplicate params
* clique: fix whitespaces
* ethcore: fix goerli chain spec
* refactor signer_snapshot into pending/finalized state
* move close_block_extra_data after seal is applied
* refactor most of the logic into the signer_snapshot
* clique: refactor locking logic out of the consensus engine interface
* Fix jsonspec and add an unittest
* Replace space with tabs
* Unbroke sync
* Fix broken sync
* 1/2 state tracking without votes
* 2/2 implement vote tracking
* ci: use travis for goerli
* ci: setup a clique network
* ci: sync a görli node
* add clique deploy script
* ci: fix paths in clique deploy script
* ci: use docker compose
* ci: fix travis job names
* ci: fix build deps
* ci: massively reduce tests
* Revert "ci: massively reduce tests"
This reverts commit 6369f0b069ed2607a7e9f2e1d85489bacdc43384.
* ci: run cargo test directly
* ci: separate build and test stages
* ci: cache rust installation
* ci: simplify ci stages
* ci: make clique deploy script executable
* ci: shutdown goerli sync after 20min
* ci: remove slow sync stage
* ci: use timeout to finish jobs
* ci: fix build path
* ci: use absolute paths to end this confusion
* ci: add geth and parity to path
* ci: be more verbose
* ci: allow for more relaxed caching timeout
* ci: update repositories for custom ppa
* ci: fix typo in file name
* ci: fix docker compose file
* ci: add ethkey to docker
* ci: make sure deploy script is up to date with upstream
* ci: stop docker container after certain time
* ci: force superuser to update permissions on docker files
* ci: reduce run time of script to ~30 min
* ci: remove duplicate caching in travis
* remove trace statements
* clique: add more validation involving the recent signer list
* ethcore: enable constantinople for rinkeby
* ethcore: fix whitespaces in rinkeby spec
* ethcore: reformat goerli.json
* Revert "ci: remove duplicate caching in travis"
This reverts commit a562838d3d194d37f9871dcbe00b783637978f89.
* tmp commit
* another tmp commit
* it builds!
* add sealing capabilities
* add seal_header hook to allow separation of block seal/importing code paths
* clique: remove populate_from_parent.
* add panic
* make turn delay random
* initialize OpenBlock properly in 'enact'
* misc: remove duplicate lines
* misc: fix license headers
* misc: convert spaces to tabs
* misc: fix tabs
* Update Cargo.toml
* Update Cargo.toml
* Update Cargo.toml
* clique: ensure validator restores state before trying to seal
* clique: make 'state' return an Error. Make some error messages more clear
* Fix compile error after rebase & toolchain upgrade
* fix a bunch of import warnings
* Refactor code
* Fix permissions
* Refactoring syncing
* Implement full validator checks
* Refactor util functions to seperate file
* mining 1
* ethcore: add chainspec for kotti
* ethcore: rename pre-goerli configs
* ethcore: load kotti chain spec
* cli: add kotti to params
* Implement working local sealing
* making sealing & syncing work together
* Relax timestamp checking
* ethcore: prepare for the real goerli to launch
* Implement NOTURN wiggle properly & cleanupnup warnings
* Implement vote casting
* Update docs & skip signing if no signer
* Optimize step-service interval
* Record state on local sealed block
* Fix script filemode
* Cleaning up codebase
* restore enact trace logging
* Delete clique.sh and move sync.sh
* remove travis.yml
* Remove dead code
* Cleanup compile warning
* address review comments
* adding more comments and removing unwrap()
* ci: remove sync script
* Address review comments
* fix compile error
* adding better debugging for timing
* Implement an dedicated thread for sealing timing
* fix(add helper for timestamp overflows) (#10330)
* fix(add helper timestamp overflows)
* fix(simplify code)
* fix(make helper private)
* snap: official image / test (#10168)
* official image / test
* fix / test
* bit more necromancy
* fix paths
* add source bin/df /test
* add source bin/df /test2
* something w paths /test
* something w paths /test
* add source-type /test
* show paths /test
* copy plugin /test
* plugin -> nil
* install rhash
* no questions while installing rhash
* publish snap only for release
* fix(docker): fix not receives SIGINT (#10059)
* fix(docker): fix not receives SIGINT
* fix: update with reviews
* update with review
* update
* update
* Don't add discovery initiators to the node table (#10305)
* Don't add discovery initiators to the node table
* Use enums for tracking state of the nodes in discovery
* Dont try to ping ourselves
* Fix minor nits
* Update timeouts when observing an outdated node
* Extracted update_bucket_record from update_node
* Fixed typo
* Fix two final nits from @todr
* change docker image based on debian instead of ubuntu due to the chan… (#10336)
* change docker image based on debian instead of ubuntu due to the changes of the build container
* role back docker build image and docker deploy image to ubuntu:xenial based (#10338)
* Bundle protocol and packet_id together in chain sync (#10315)
Define a new `enum` where devp2p subprotocol packet ids (currently eth and par) are defined. Additionally provide functionality to query id value and protocol of a given id object.
* snap: prefix version and populate candidate channel (#10343)
* snap: populate candidate releases with beta snaps to avoid stale channel
* snap: prefix version with v*
* addressing review comments
* engine: fix copyright header
* scripts: restore permissions on sign command
* ethcore: enforce tabs
* ethcore: enforce tabs
* ethcore: enforce tabs
* addressing comments
* addressing comments
* addressing more comments
* addressing more comments
* addressing more comments
* addressing more comments
* addressing more comments
* json-spec: fix clique epoch to non-zero u64
* ci: enable travis for parity goerli
* ci: don't separate build and test step
* ci: don't run c++ tests on travis
* ci: simplify cargo test to squeeze into travis timeout
* ci: don't run tests on travis at all
* style(fixes)
* fix(add tests)
* fix(recent_signer bug)
* fix(complete all tests)
* fix(nits)
* fix(simplify asserts)
* fix(cliqueState): simplify code
* fix(nits)
* docs(comments what's need to fixed)
* fix(revert unintended changes)
* fix(tests)
* fix(logs): voting logs
* fix(readability + more logs)
* fix(sync)
* docs(add missing licens header)
* fix(log): info! -> trace!
* docs(fix nits) + fix(remove assert)
* perf(use counter instead of vec)
* fix(remove needless block in match)
* fix(faulty comment)
* grumbles(docs for tests)
* fix(nits)
* fix(revert_vote): only remove vote when votes == 0
* fix(vote counter): checked arithmetics
* fix(simplify tests)
* fix(nits)
* fix(clique): err types
* fix(clique utils): make use of errors
* fix(cleanup nits)
* fix(clique sealing): don't read state no signer
* fix(replace Vec<Signers> with BTreeSet<Signers>)
* fix(tests): BTreeSet and more generic helpers
* fix(nits)
* fix(ethcore_block_seal): remove needless `Box`
* fix(faulty log): info -> trace
* fix(checked SystemTime): prevent SystemTime panics
* style(chain cfg): space after `:`
* style(fn enact): fix whitespace
* docs(clique): StepService
* docs(nit): fix faulty comment
* docs(fix typo)
* style(fix bad indentation)
* fix(bad regex match)
* grumble(on_seal_block): make `&mut` to avoid clone
* docs(on_seal_block): fix faulty documentation
* Delete .travis.yml
* docs: remove eth hf references in spec
* Update client.rs
* fix(nits)
* fix(clique step): `RwLock` -> `AtomicBool`
* fix(clique): use `Duration::as_millis`
* Clean up some Clique documentation
* Add trace information to eth_estimateGas (#10519)
* Add trace information to eth_estimateGas
* replace unwrap better version
* change vm::Error formatter to more user-friendly
* remove extra error format
* use map_or instead sequence of map/unwrap_or
* fix(light/on_demand): extract as a trait
* fix(grumble): OnDemand remove needless trait bound
* Update `add_license` script
* run script
* add `remove duplicate lines script` and run it
* Revert changes `English spaces`
* strip whitespaces
* Revert `GPL` in files with `apache/mit license`
* don't append `gpl license` in files with other lic
* Don't append `gpl header` in files with other lic.
* re-ran script
* include c and cpp files too
* remove duplicate header
* rebase nit
* header back-references for on demand
* initial back-reference implementation for on demand requests
* answer requests from cache
* answer requests from cache, add tests
* strongly typed responses for vectors of homogeneous requests
* fix fallout in RPC without optimizing
