* Start to remove the `As` bound on `SimpleArtithmetic`

This just introduces standard numeric bounds, assuming a minimum of
`u32`. Also included is a saturating from/into trait allowing ergonomic
infallible conversion when you don't care if it saturates.

* Remove As from Balances trait

* Remove As from Aura module

* Remove As from Babe module

* Expunge `As` from contract

* Council module

* Democracy

* Finality tracker

* Grandpa

* First bit of indices

* indices

* Line lengths

* session

* system

* Staking

* Square up all other uses of As.

* RHD update

* Fix build/test

* Remove As trait

* line widths

* Remove final As ref

* Update srml/staking/src/lib.rs

Co-Authored-By: Bastian Köcher <[email protected]>

* Update core/client/src/cht.rs

Co-Authored-By: Bastian Köcher <[email protected]>

* Update core/client/db/src/light.rs

Co-Authored-By: Bastian Köcher <[email protected]>

* Apply suggestions from code review

Co-Authored-By: Bastian Köcher <[email protected]>

* whitespace

* Apply suggestions from code review

Co-Authored-By: Bastian Köcher <[email protected]>
Co-Authored-By: André Silva <[email protected]>

* Bring back u32 check for number on CLI

* Access child storage over RPC.

* Address review grumbles.

* Test happy case in child_storage rpc.

* Remove stray printlns

* Fix line widths.

* Bump runtime again.

* Fix genesis storage root calculation for light clients.

* Don't pass values to full_storage_root child_delta.

* proof on child trie

* higher level api for child storage proof

* boilerplate for proof from light fetch

* actually check proof on light fetch

* Do not break former encoding

* tabify

* tabify2

* Add child trie root tx to full_storage_root transaction.

* Shorten long lines.

* Temp rename for audit

* Make full_storage a trait method

* Name back and replace some code with full_storage where it looks fine.

* fix indentations, remove unused import

* flush child root to top when calculated

* impl +1

* move SelectChain trait out of client

* Extend SelectChain, move longest chain implementation into it

* Bring SelectChain into service

* implement LongestChain SelectChain

* implement longest chain for node

* update Cargo.lock's

* in between erroring tests

* deprecate ::backend and ::import_lock

* Remove unneded space

Co-Authored-By: gnunicorn <[email protected]>

* Remove unneded space

Co-Authored-By: gnunicorn <[email protected]>

* Fixes test compilation

* remove todo

* re-enable client test

* add doc

* fixing tests

* Clarify SelectChain Interface, intended implementation and usage

* minor components cleanups

* minor cleanups

* Update lock files

* Implement cleaner interface for SelectChain

* addressing comments

* Updating tests

* bump node runtime impl version

* address grumbles

* ensure imbalances are properly accounted for (#2183)

* ensure imbalances are properly accounted for

* bump runtime version

* Update node/runtime/src/lib.rs

* implement contract events (#2161)

* implement contract events

* update runtime

* renaming

* update test code hash

* improve complexity details

* add deposit event base cost

* add test

* Revert "add deposit event base cost"

This reverts commit 58ec010c.

* update test

* Revert "update test"

This reverts commit 6fe61a59.

* Revert "Revert "add deposit event base cost""

This reverts commit 145e8a9b

.

* Fix format a bit

*  Replace Vec<u8> with [u8; 32] for contract storage key (#2184)

* Replace Vec<u8> with [u8; 32] for contract storage key

* Read storage keys from sandbox memory into fixed size buffer

* Increment `impl_version`

* Remove redundant Ok(()) and explicitly specify StorageKey buffer type (#2188)

* Switch to `derive(Encode, Decode)` for `Call` (#2178)

* Add some tests

* More tests

* Switch to `derive(Encode, Decode)` for `Call`

* Update lock files

* Simplify the macro cases

* Cache changes trie config in db storage (#2170)

* cache changes trie config in db storage

* Update core/client/db/src/lib.rs

Co-Authored-By: svyatonik <[email protected]>

* Update core/client/db/src/lib.rs

Co-Authored-By: svyatonik <[email protected]>

* Fix version check for renamed runtime api methods (#2190)

* Add feature to disable including the test-runtime wasm blob

* Enable `std` feature for `consensus_authorities`

* Implement `skip_initialize_block` and `initialize_block` for runtime api

* Add test and fixes bug

* Begin to implement support for passing the `ProofRecorder`

* Make sure proof generation works as intended

* Fixes tests

* Make `BlockBuilder` generate proofs on request.

* Adds `TestClientBuilder` to simplify creating a test client

* Add `include-wasm-blob` to `test-client` as well

* Make `test-client` compile without including the wasm file

* Disable more stuff in test-client without wasm

* Reorganize the re-exports

* Use correct bounds

* Update docs

* Update core/client/src/block_builder/block_builder.rs

Co-Authored-By: bkchr <[email protected]>

* Extend test to actually generated proof

* Switch to enum for `skip_initialize_block`

* Some wasm files updates

* move storage maps to blake2_128 (#2268)

* remove default hash, introduce twox_128 and blake2

* use blake2_128 & create ext_blake2_128

* refactor code

* add benchmark

* factorize generator

* fix

* parameterizable hasher

* some fix

* fix

* fix

* fix

* metadata

* fix

* remove debug print

* map -> blake2_256

* fix test

* fix test

* Apply suggestions from code review

Co-Authored-By: thiolliere <[email protected]>

* impl twox 128 concat (#2353)

* impl twox_128_concat

* comment addressed

* fix

* impl twox_128->64_concat

* fix test

* Fix compilation and cleanup some docs

* Apply suggestions from code review

Co-Authored-By: bkchr <[email protected]>

Michael Müller authored Apr 23, 2019 and asynchronous rob committed Apr 23, 2019

* Send high-level consensus telemetry by default

* Notify telemetry on finalized

* Send used authority set to telemetry

* Do not send commit message telemetry by default

* Fix typo

* Allow for notifications on telemetry connect

...and send the current authority set on each connect.

* Send authority set to telemetry on change

* Revert "Send used authority set to telemetry"

This reverts commit 1deceead.

* Merge branch 'master' into 'cmichi-send-high-level-consensus-telemetry-by-default'

Squashed commit of the following:

commit 6de583a2
Author: Xiliang Chen <[email protected]>
Date:   Wed Apr 10 20:26:29 2019 +1200

    update authers for rest of the node-template cargo.toml files (#2242)

commit 5240bc1f
Author: Bastian Köcher <[email protected]>
Date:   Tue Apr 9 10:31:18 2019 +0200

    Throw a compile error for `on_finalise` and `on_initialise` (#2236)

commit 67d2e71a
Author: Pierre Krieger <[email protected]>
Date:   Tue Apr 9 05:30:43 2019 -0300

    Add warning when using default protocol ID (#2234)

    * Add warning when using default protocol ID

    * Update core/service/src/lib.rs

commit 1421fed6
Author: Xiliang Chen <[email protected]>
Date:   Tue Apr 9 17:22:20 2019 +1200

    update name and authors to placeholder text for node-template (#2222)

    * update name and authors to placeholder text

    * revert package name change

commit 6617f231
Author: André Silva <[email protected]>
Date:   Mon Apr 8 12:50:34 2019 +0100

    grandpa: Voter persistence and upgrade to finality-grandpa v0.7 (#2139)

    * core: grandpa: migrate to grandpa 0.7

    * core: grandpa: store current round votes and load them on startup

    * core: grandpa: resend old persisted votes for the current round

    * core: grandpa: store base and votes for last completed round

    * core: grandpa: fix latest grandpa 0.7 changes

    * core: grandpa: update to grandpa 0.7.1

    * core: grandpa: persist votes for last two completed rounds

    * core: grandpa: simplify VoterSetState usage

    * core: grandpa: use Environment::update_voter_set_state

    * core: grandpa: fix aux_schema test

    * core: grandpa: add docs

    * core: grandpa: add note about environment assumption

    * core: grandpa: don't update voter set state on ignored votes

    * core: grandpa: add test for v1 -> v2 aux_schema migration

    * core: grandpa: add test for voter vote persistence

    * core: grandpa: use grandpa 0.7.1 from crates.io

    * core: grandpa: use try_init in test

    * core: grandpa: add comment about block_import in test

    * core: grandpa: avoid cloning HasVoted

    * core: grandpa: add missing docs

    * core: grandpa: cleanup up can_propose/prevote/precommit

commit 21e0877e
Author: Gregory Terzian <[email protected]>
Date:   Mon Apr 8 13:17:00 2019 +0200

    remove clone bound on specialization in testnet factory (#2157)

commit 7c647466
Author: Andrew Jones <[email protected]>
Date:   Sat Apr 6 12:23:56 2019 +0100

    Contract import/export validation (#2203)

    * Reject validation of contract with unknown exports

    * Validate imports eagerly

    * Increment spec version

commit 12718fac
Author: Pierre Krieger <[email protected]>
Date:   Fri Apr 5 14:07:09 2019 -0300

    Fix state inconsistency between handler and behaviour (#2220)

    * Fix state inconsistency between handler and behaviour

    * Fix the error! being in the wrong place

commit f917d124
Author: Bastian Köcher <[email protected]>
Date:   Fri Apr 5 18:50:38 2019 +0200

    Use `storage_root` of newly calculated header (#2216)

    Instead of calculating the `storage_root` a second time, we just can
    take the `storage_root` from the new header.

commit 3359ce0b
Author: Marek Kotewicz <[email protected]>
Date:   Fri Apr 5 14:44:46 2019 +0200

    Peerset::discovered accepts many peer ids (#2213)

    * Peerset::discovered accepts many peer ids

    * Improve tracing in peerset

commit dd82e0e6
Author: Marek Kotewicz <[email protected]>
Date:   Thu Apr 4 19:40:40 2019 +0200

    simplification of peerset api (#2123)

    * Introduction of PeersetHandle

    * integrate PeersetHandle with the rest of the codebase

    * fix compilation errors

    * more tests for peerset, fixed overwriting bug in add_reserved_peer

    * Slots data structure and bugfixes for peerset

    * bend to pressure

    * updated lru-cache to 0.1.2 and updated linked-hash-map to 0.5.2

    * peerset discovered list is now a LinkedHashMap

    * fix review suggestions

    * split back Peerset and PeersetHandle

    * test for Peerset::discovered

    * applied review suggestions

    * fixes to peerset::incoming

    * peerset disconnects are all instantaneous

    * instantaneous drop in peerset finished

    * Peerset::set_reserved_only can also reconnect nodes

    * Peerset scores cache uses lru-cache

    * remove redundant function call and comment from Peerset::on_set_reserved_only

    * add_peer returns SlotState enum

    * apply review suggestions

    * is_reserved -> is_connected_and_reserved

commit d90833d7
Author: Arkadiy Paronyan <[email protected]>
Date:   Thu Apr 4 18:01:28 2019 +0200

    Disconnect on protocol timeout (#2212)

commit c0a46b59
Author: André Silva <[email protected]>
Date:   Thu Apr 4 15:56:49 2019 +0100

    core: grandpa: verify commit target in justification (#2201)

commit 3a4901a7
Author: Bastian Köcher <[email protected]>
Date:   Thu Apr 4 16:56:16 2019 +0200

    Introduce `original_storage` and `original_storage_hash` (#2211)

    Both functions will ignore any overlayed changes and access the backend
    directly.

commit a7a469f9
Author: Xiliang Chen <[email protected]>
Date:   Fri Apr 5 03:55:55 2019 +1300

    code cleanup (#2206)

commit 26c7b442


Author: Arkadiy Paronyan <[email protected]>
Date:   Wed Apr 3 15:52:46 2019 +0200

    Emberic elm testnet (#2197)

* Make telemetry onconnect hoook optional

* Merge branch 'master' into 'cmichi-send-high-level-consensus-telemetry-by-default'

* Introduce GrandpaParams struct to condense parameters

* Remove debug statement

* Fix tests

* Rename parameter

* Fix tests

* Rename struct

* Do not send verbosity level

* Combine imports

* Implement comments

* Run cargo build --all

* Remove noisy telemetry

* Add docs for public items

* Unbox and support Clone trait

* Fix merge

* Fix merge

* Update core/finality-grandpa/src/lib.rs

Co-Authored-By: cmichi <[email protected]>

* Remove unused imports/ doc comments

* Better doc for node template.

* WIP: convert client error

* Remove error_chain for client error

* Ignore tx-pool error deprecation warning

* Update Cargo.lock files

* Fix tests

* Increment impl_version

* Derive From impls, remove allow(missing_docs)

* Remove space

* Remove redundant into()s

* Blockchain Error source

* Bump impl version

* Use [u8; 4] for well known cache keys

* Use type alias

* Move authorities interface from Core to consensus

f

* notify all caches of block insert + create with up-to-date best_fin

* merged authorities_are_cached from light_grandpa_import2

* Add ProvideCache trait

* Create helper function for 'get_cache'

* Fix some formatting

* Bump impl version

* Resolve wasm conflicts

* Apply review comments

* Use try_for_each

* Move authorities interface from Core to consensus

f

* notify all caches of block insert + create with up-to-date best_fin

* merged authorities_are_cached from light_grandpa_import2

* Add ProvideCache trait

* Create helper function for 'get_cache'

* Fix some formatting

* Bump impl version

* Resolve wasm conflicts

* Apply review comments

* Use try_for_each

* Move authorities interface from Core to consensus

f

* notify all caches of block insert + create with up-to-date best_fin

* merged authorities_are_cached from light_grandpa_import2

* Add ProvideCache trait

* Create helper function for 'get_cache'

* Fix some formatting

* Bump impl version

* Resolve wasm conflicts

* Apply review comments

* Use try_for_each

* Increment impl_version

* Update lib.rs

* all the ise

* forgot a misspelling

* a few more replacements

* bump impl

* rollback and fixes

* bump impl again

* Add aliases for RPC

* Update on_demand.rs

* Account for pending insertions when pruning

* Prefixed trie storage

* Comments

* Prefixed trie storage

* Fixed tests

* Fixed tests

* Bumped runtime version

* Bumped runtime version again

* Refactor state-machine stuff.

* Fix tests.

* WiP

* WiP2

* Service support for offchain workers.

* Service support for offchain workers.

* Testing offchain worker.

* Initial version working.

* Pass side effects in call.

* Pass OffchainExt in context.

* Submit extrinsics to the pool.

* Support inherents.

* Insert to inherents pool.

* Inserting to the pool asynchronously.

* Add test to offchain worker.

* Implement convenience syntax for modules.

* Dispatching offchain worker through executive.

* Fix offchain test.

* Remove offchain worker from timestamp.

* Update Cargo.lock.

* Address review comments.

* Use latest patch version for futures.

* Add CLI parameter for offchain worker.

* Fix compilation.

* Fix test.

* Fix extrinsics format for tests.

* Fix RPC test.

* Bump spec version.

* Fix executive.

* Fix support macro.

* Address grumbles.

* Bump runtime

* Don't sync to pruned blocks

* Typo

Co-Authored-By: arkpar <[email protected]>

* Rijig to Ristretto

* Rebuild wasm

* adds compatibility test with the wasm module

* Add Ed25519-BIP39 support

* Bump subkey version

* Update CLI output

* New keys.

* Standard phrase/password/path keys.

* Subkey uses S-URI for secrets

* Move everything to use new HDKD crypto.

* Test fixes

* Ignore old test vector.

* fix the ^^ old test vector.

* Fix tests

* Test fixes

* Cleanups

* Fix broken key conversion logic in grandpa

CC @rphmeier

* Remove legacy Keyring usage

* Traitify `Pair`

* Replace Ed25519AuthorityId with ed25519::Public

* Expunge Ed25519AuthorityId type!

* Replace Sr25519AuthorityId with sr25519::Public

* Remove dodgy crypto type-punning conversions

* Fix some tests

* Avoid trait

* Deduplicate DeriveJunction string decode

* Remove cruft code

* Fix test

* Minor removals

* Build fix

* Subkey supports sign and verify

* Inspect works for public ke...

Co-authored-by: André Silva <[email protected]>

* skeleton for finality tracker

* dispatch events when nothing finalized for a long time

* begin integrating finality tracker into grandpa

* add delay field to pending change

* add has_api_with function to sr_version for querying APIs

* partially integrate new force changes into grandpa

* implement forced changes

* get srml-grandpa compiling

* Update core/finality-grandpa/src/authorities.rs

Co-Authored-By: rphmeier <[email protected]>

* Update core/finality-grandpa/src/authorities.rs

Co-Authored-By: rphmeier <[email protected]>

* Update core/finality-grandpa/src/authorities.rs

Co-Authored-By: rphmeier <[email protected]>

* remove explicit dependence on CoreApi

* increase node runtime version

* integrate grandpa forced changes into node runtime

* add some tests to finality-tracker

* integrate finality tracking into node-runtime

* test forced-change logic

* test forced changes in the authority-set handler

* kill some unneeded bounds in client

* test forced-changes in finality-grandpa and fix logic

* build wasm and finality-tracker is no-std

* restart voter on forced change

* allow returning custom error type from lock_import_and_run

* extract out most DB logic to aux_schema and use atomic client ops

* unify authority set writing

* implement set pausing

* bump runtime version

* note on DB when we pause.

* core: grandpa: integrate forced changes with multiple pending standard changes

* core: grandpa: fix AuthoritySet tests

* runtime: bump impl_version

* core: clear pending justification requests after forced change import

* srml: finality-tracker: use FinalizedInherentData

* core: log requests for clearing justification requests

* core, node: update runtimes

* core: grandpa: fix tests

* core: grandpa: remove todos and add comments

* core: grandpa: use has_api_with from ApiExt

* core: fix tests

* core: grandpa: remove unnecessary mut modifier

* core: replace PostImportActions bitflags with struct

* core: grandpa: restrict genesis on forced authority set change

* core: grandpa: add more docs

* core: grandpa: prevent safety violations in Environment::finalize_block

* core: grandpa: register finality tracker inherent data provider

* core: grandpa: fix tests

* node: update runtime blobs

* core: grandpa: remove outdated todo

* core: aura: fix typo in log message

* core: grandpa: check re-finalization is on canonical chain

* srml: finality-tracker: fix initialization

* node: update runtime wasm

* srml: finality-tracker: don't re-initialize config keys

* Get rid of wildcard imports

* Update core/service/src/lib.rs

Co-Authored-By: cmichi <[email protected]>

* Update core/client/src/client.rs

Co-Authored-By: cmichi <[email protected]>

* Import by namespace

* Fix typo

* Support multiple telemetry endpoints and verbosity levels

* Bump substrate-telemetry version

* Telemetrify Aura consensus

* Telemetrify Grandpa

* Fix CI version conflicts

* Implement style remarks

* Fix fixture

* Implement style remarks

* Clone only when necessary

* Get rid of Arc for URL

* Handle connection issues better

* feat: add children function to backend

* feat: add test for children hashes

* feat: add uncles function to client

* fix: improve uncles function adds few more tests

* fix: remove children when reverting

* fix: typo and spec version

* use DB backend in test client

* Update core/client/db/src/lib.rs

Co-Authored-By: svyatonik <[email protected]>

* Refactor head setting operation to a separate function

* Fix commit issue and implement set_head standalone in db

* Add standalone set head operations

* Address grumbles

* Change number_and_hash_to_lookup key in light mod to take reference

* Fix bug in set head commit

* Add a convenience fn

* Fix a deadlock

* Fix missing argument

* fix: adds new execution strategy nativeElseWasm and replace nativeWhenPossible with it

* feat: adds cmd line params for execution strategies

* fix: uses of cmd line execution strategies

* chore: remove white spaces

* chore: remove println

* chore: remove whitespace

* fix: generating functions with context

* feat: add function to generate with_context declarations

* fix: add implementation for with_context function calls

* fix: add execution context to call_api_at function

* fix: making use of context to select strategy for block_builder

* chore: cleaning up

* fix: merging issues

* fix tests

* add wasm files

* chore: small doc for context fields

* chore: delete redundant docs

* fix: use full path for ExecutionContext

* fix: add context functions from inside fold_item_impl

* chore: remove clone

* fix: moving generative function to utils, remove unused imports

* fix: add missing full path for ExecutionContext

* fix: merge issues

* update wasm files

* fix: update to keep up with changes in master

* chore: remove unused functions, clean up

* fix test

* fix grumbles

* fix: add more tests

* fix: some refactorings

* feat: add execution strategy to call

* chore: small improvements

* fix: add message to panic

* fix tests

* Treat verification errors more seriously

* Track obsolete requests

* Check block parent before verification

* Style

* Rework how a runtime api calls into the runtime

Now we generate a default implementation for each api call that calls
a generated method `method_runtime_api_impl`. This newly generated
method is the one that will be implemented by the `impl_runtime_apis`
macro in the runtime for the client side.

* Support `changed_in` to change runtime api function signatures

* Update documentation

* Fixes tests

* Implement checking the api version with a predicate

* Make the implementation backwards compatible with CC

* Update wasm files after merge

* Check for wasm runtime differences by building master and current branch

* Update spec_version and wasm files

* Fixes

* Revert my changes

* Remove `patch.crates-io` from test-runtime

* Don't panic if parameter can not be converted between node and native runtime

* FIxes after merge

* Use correct copyright year

Went through the TODOs, removed a bunch, which are outdated or nothing more than a regular comment, documented a bunch more as actual tickets and made them FIXMEs and unified their structure (`FIXME #TICKETNO DESC` for local tickets, `FIXME: DESC LINK` for external tickets) for easier in-editor support. Further more remove unnecessary remarks and related old code that I noticed in that instance.

* don't panic in best_containing

* core: client: fix borrow in best_containing

* Add ClientImportOperation and remove an unused enum

* set_aux to insert_aux so that it can be called multiple times

* [WIP] All basic designs of lock_import_and_run

* [WIP] `apply_block` and `apply_aux` implementation

* Update client db with the new interface

* Always make sure we reset importing_block back to None

* Address grumbles

`apply_block` should be pub

* Add comments on insert_aux

* Fix compile

Wei Tang authored Jan 23, 2019 and asynchronous rob committed Jan 23, 2019

* Split BlockImport and JustificationImport

* Remove unused trait impl

* Fix compile

* Fix grandpa tests

* Fix network tests

* type error

* borrow problem

* compiles but run error

* tests pass ready for review

* tests pass ready for review

* fix comments by rob

* removed clone

* style fix

* updating

* resolved conflicts

* fixed comments

* Implement new inherent data

* Fixes compilation on wasm

* Fixes after rebase

* Switch back to generate inherent stuff by macro

* Update after rebase

* Apply suggestions from code review

Co-Authored-By: bkchr <[email protected]>

* Fix compilation after rebase

* Address grumbles

* Remove `InherentDataProviders` from `Client`

* Update wasm files after rebase

* Address grumbles

* Fixes compilation after latest merge

* Last fix

* Add simple benchmark for the runtime api

* Make the executor support native calls

* Some documentation

* Hide behind `feature = "std"`

* Rework the native calls

* Make all tests compile again

* Make every parameter using the Block serialized/deserialized in the native call

* Forward `UnwindSafe` requirement

* Remove debug stuff

* Add some documentation

* Fixes warnings

* Fixes errors after master rebase

* Fixes compilation after master rebase

* Fixes compilation after rebase

* core: sync protocol for justifications

* core: basic test for justification sync

* core: pass block number with justification

* grandpa: request justifications when importing change blocks

* core: pass finality notifications to chain sync

* core: require justifications for pending change blocks on start

* core: avoid requesting justifications from previous failed peers

* core: timeout block justification requests

* core: add some docs

* core: fix unused variables warning

* core: tick pending justifications fetch periodically

* grandpa: add test for syncing justifications

* core: early exit dispatch of pending justifications

* core: style fix

* core: grandpa: change logging level

* core: sync: add missing docs

* core: network: report peer on bad justification

* core: replace mem::replace with Option::take

* core: revert authority set changes on failed block finalization

* core: grandpa: add docs to import_justification

* core: warn on re-finalization of last finalized block

* core: only notify sync with last finality notification

* core: style fix

* core: add docs for PendingJustifications

* core: network: use BlockRequest messages for justification requests

* core: reference issues in todo comments

* core: grandpa: revert authority set changes on db

* core: grandpa: remove inconsistent state warning

* use changes tries in query_storage RPC

* let + match + return + call -> match

* fix: set edition to 2018 in Cargo.toml.

* fix: refactor function to make use of NLL.

* fix: result of applying 'cargo fix --edition' command.

* fix: removes extern crate

* fix: remove module uses from lib.rs

* fix: tests imports