image.

* Remove need for ident strings for storage items

* Fixes

* Fix tests

* Minor change to macro grammer

* Tabs instead of spaces.

* Remove double spaces.

* Add spaces between ID and the following {

* Update to nightly 2018-08-27

* Align wat code properly

* Misspelled words

* Update native_executor.rs

* Add block gas limit check

* Fix formatting

* Add block_gas_limit test.

* Use ExtBuilder in tests

* Docs and clean-up.

* Correct style

* more accurate consensus superseding logic

* mild revision to `can_build_on` logic

* fix a deadlock when spawning agreement as non-authority

* dropping BFT future before poll doesn't lead to service deadlock

* push cancel to BFTfuture rather than waiting for task

* Squashed commit.

New slashing mechanism (#554)  …
* Slashing improvements

- unstake when balance too low
- unstake after N slashes according to val prefs
- don't early-terminate session/era unless unstaked
- offline grace period before punishment
* Fix warning
* Cleanups and ensure slash_count decays
* Bump authoring version and introduce needed authoring stub
* Rename
* Fix offline tracker
* Fix offline tracker
* Renames
* Add test
* Tests
* Tests.
Remove accidental merge files.
Merge remote-tracking branch 'origin/master' into gav-new-pos
Version bump, fixes (#572)  …
* Bump version, don't propose invalid blocks
* Fix build.
* Fixes.
* More fixes.
* Fix tests.
* Fix more tests
* More tests fixed
Fix merge
Fix accidental merge bug
Fixes.
Staking failsafes  …
- Don't slash/unstake/change session when too few staking participants
- Introduce set_balance PrivCall
Make minimum validator count dynamic.
test fixes
Fix tests.
Fix tests
Fix tests, update readme.
Merge remote-tracking branch 'origin/master' into gav-new-pos
Test with release.
Use safe math when dealing with total stake
Fix test again.
Introduce events into runtime.
Fix tests
Add events for account new/reap
Integration-style tests for events.

* Remove old code

* New slashing mechanism (#554)

* Slashing improvements

- unstake when balance too low
- unstake after N slashes according to val prefs
- don't early-terminate session/era unless unstaked
- offline grace period before punishment

* Fix warning

* Cleanups and ensure slash_count decays

* Bump authoring version and introduce needed authoring stub

* Rename

* Fix offline tracker

* Fix offline tracker

* Renames

* Add test

* Tests

* Tests.

* Remove accidental merge files.

* Version bump, fixes (#572)

* Bump version, don't propose invalid blocks

* Fix build.

* Fixes.

* More fixes.

* Fix tests.

* Fix more tests

* More tests fixed

* Fix merge

* Fix accidental merge bug

* Fixes.

* Staking failsafes

- Don't slash/unstake/change session when too few staking participants
- Introduce set_balance PrivCall

* Make minimum validator count dynamic.

* test fixes

* Fix tests.

* Fix tests

* Fix tests, update readme.

* Test with release.

* Use safe math when dealing with total stake

* Fix test again.

* Fix grumbles.

* Convert T in vm::Ext to a associated type

* WIP

* Fix BTreeMap

* Extract prepare module from vm.

* Move tests as well.

* Fix doc comment.

* macro for env defintion

* Fix prepare tests.

* Clean up

* Renamings

* Refactor scan_imports

* Improve docs

* Docs.

* Add some tests for sandbox module

* Clean up

* Use Error::Instantiate instead of ::Deserialize

* Add test for imports

* Add wrong sig import

* Clean up

* Rebuild binaries.

* Use "another_module" instead of obscure "vne"

Since "vne" looks like an actual typo

git grep -l 'This file is part of Polkadot' | xargs sed -i 's/This file is part of Polkadot/This file is part of Substrate/g'
    git grep -l 'Polkadot is free software' | xargs sed -i 's/Polkadot is free software/Substrate is free software/g'
    git grep -l 'Polkadot is distributed in the hope' | xargs sed -i 's/Polkadot is distributed in the hope/Substrate is distributed in the hope/g'
    git grep -l 'along with Polkadot' | xargs sed -i 's/along with Polkadot/along with Substrate/g'

* Return hash for given block number.

* Add some tests.

* Fix re-import.

Sergey Pepyakin authored Aug 25, 2018 and asynchronous rob committed Aug 25, 2018

* Don't use --export-table anymore

Because it was turned on by default in the recent nightlies.

See https://github.com/rust-lang/rust/pull/53237

* use_extern_macros stabilization

With recent nightlies rustc produces a warning

```
the feature `use_extern_macros` has been stable since 1.30.0 and no longer requires an attribute to enable
```

Tomasz Drwięga authored Aug 25, 2018 and asynchronous rob committed Aug 25, 2018

* Allow replacing transactions.

* Clear old transactions and ban them temporarily.

* Move to a separate module and add some tests.

* Add bound to banned transactions.

* Remove unnecessary block and double PoolRotator.

* Fix logging

* Add error info

- Use blake2 instead of xxhash for guaranteed safety
- Simplify by caching the version rather than the compatibility
- Additional logging

asynchronous rob authored Aug 17, 2018 and Arkadiy Paronyan committed Aug 17, 2018

* keep rounds consistent when encountering bad block

* fix interval logic

* Fixed indentation

Gav Wood authored Aug 15, 2018 and asynchronous rob committed Aug 15, 2018

* Genric over hasher

* WIP start adding NodeCodec

* Add codec to TrieBackend

* Typechecks

* Fix error type

* Cleanup

* Tests build (and fail)

* Fix tests: don't use MemoryDB::default()

* Lockfile

* Address grumbles

* Teach environmental! about generics

* Add Finder artifacts

* whitespace

* Add a toy impl of Hasher and plug it in to Externalities

* Use `uint` and `fixed-hash` from `parity-common`
Remove unused U512
Add test to ensure H256 impls heapsizeof

* lock file updates

* Make hashes Encodable/Decodable

* lock file updates

* Impl FromIterator for TestExternalities so we can collect() and use map!

* Use rustc-hex from crates
Use rlp from master so dependencies do not mess up the scope

* Fix tests in runtime-io

* lockfile shenanigans

* Add a BlakeHasher impl

* Use BlakeHasher in runtime-io

* lockfile updates

* ws

* Add a Blake2/RLP-flavoured NodeCodec

* Use Blake-flavoured Hasher and NodeCodec

* lockfile

* Implement PartialEq and Default for TestExternalities

* Add note about limitations of environmental!

* Make it compile, but this is probably broken

* Derive Debug so tests in executor can work

* Make executor use BlakeHasher

* ws

* WIP make client generic

* typechecks

* cleanup

* client tests pass

* Fix client/db

* cleanup

* Fix network

* Fix rpc

* Fix service

* Make TestExternalities work better au lieu d'un HashMap

* Fix tests in council

* Fix tests in contract

* Fix tests in council

* Fix democracy

* Add comment about odd-looking reexports in tests

* Don't need to load branch

* Fix staking

* Fix session

* Some polkadot fixes and lockfile

* Fix executive

* fixup lockfile

* Fix polkadot/api

* Fix polkadot/service

* Fix polkadot/runtime tests

* Fix tests in test-runtime

* Test fixes

* Fix missing component in the `std` feature

* Use PhantomData and Result from core

* Fix paths
Use core

* load heapsize on wasm

* implement `HeapSizeOf` for wasm

* Add toy impl of `blake2_256` for no_std

* lockfile

* Use kvdb* from parity-common and fix errors

* rebuilt lockfile

* Add dummy impl of `on_advance_round` for rhododendron::Context

* Fix build after merge

* Add HeapSizeOf bound where needed

* Sort out dependencies for no_std

* Add HeapSizeOf bound where needed

* use temp branch pending PR merges

* Remove unneeded tests

* Lock file and wasm artifacts

* lockfile

* Use magic commit for libp2p

* Cleanup

* Implement blake2_256 for no_std

* Back on parity-common master

* missing type params

* Update Cargo.lock

* whitespace

* Rename concrete Rlp node codec "RlpCodec" and use everywhere
Implement a Keccak-flavoured Rlp NodeCodec and use everywhere
Add a KeccakHasher

* Switch to use KeccakHasher

* Lock file and runtimes

* fixup lockfile

* Fix outstanding issue using concrete types (thanks @gnunicorn)

* Cleanup

* More cleanup

* Comment out Blake2 Hasher

* implement ext_keccak256

* Address todo: FetchChecker is generic

* all tests passing

* send memory usage and cpu usage to telemetry

Fixes #443, however, it doesn't send IO usage, as it's not available in
this crate.

* fixes according to Gav's comments

* fix grumbles, send basictypes in telemetry

* Squashed commit of the following:

commit 802b219d86a63f2a68a2f2fbc406229d192ce99f
Author: shamardy <[email protected]>
Date:   Tue Aug 14 19:13:52 2018 +0200

    Removed set_bad_validators function

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Merge: 671c53a6 a079be3e
Author: shamardy <[email protected]>
Date:   Tue Aug 14 18:00:56 2018 +0200

    Merge branch 'master' into Issue#303

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Author: shamardy <[email protected]>
Date:   Tue Aug 14 08:16:55 2018 +0200

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Author: shamardy <[email protected]>
Date:   Tue Aug 14 08:14:07 2018 +0200

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    Author: shamardy <[email protected]>
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        Function to set bad validators

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    Author: shamardy <[email protected]>
    Date:   Mon Aug 13 23:35:46 2018 +0200

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        Edit fix

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        fix

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    Author: shamardy <[email protected]>
    Date:   Mon Aug 13 21:11:08 2018 +0200

        Edit for early exit slashing tests by adding bad validators manually

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    Date:   Mon Aug 13 15:06:57 2018 +0200

        Update header root to match storage root in wasm test

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    Author: shamardy <[email protected]>
    Date:   Sun Aug 12 15:27:57 2018 +0200

        Update header root to match storage root in test

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            Edited Tests

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                LastLengthChange should change to block number when setting length

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                    Increase TotalStake by ReclaimRebate if NewAccountOutcome::GoodHint

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                    Updating set_free_balance_creating

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                    fix for TotalStake tracking in transfer and set_free_balance_creating fn

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                    Fix if account created on an old account with more balance

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                Date:   Thu Aug 9 22:32:48 2018 +0200

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                Date:   Thu Aug 9 21:36:27 2018 +0200

                    fix totalstake update in set_free_balance_creating fn if account exists

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                Date:   Thu Aug 9 20:26:30 2018 +0200

                    TotalStake is updated in contract_transfer_max_depth function

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                        fix for tests with set_free_balance calls

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                        Update TotalStake where set_reserved_balance is called

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                    Author: shamardy <[email protected]>
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                        Test for full_native_block_import_works to check storage root

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                    Date:   Fri Aug 3 14:38:07 2018 +0200

                        Use <FreeBalance<Test>>::insert in this fn to avoid TotalStake Overflow

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                    Date:   Fri Aug 3 13:59:47 2018 +0200

                        Removed <TotalStake<Test>>::put from tests

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                    Date:   Fri Aug 3 13:56:15 2018 +0200

                        Replace Balance::insert in tests to set balance fn to update TotalStake

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                    Author: shamardy <[email protected]>
                    Date:   Fri Aug 3 12:32:05 2018 +0200

                        Merge branch 'Issue#303' of https://github.com/shamardy/polkadot into Issue#303

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                    Date:   Fri Aug 3 11:12:19 2018 +0200

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                        commented out some tests

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                        fix

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                    Date:   Thu Aug 2 16:52:16 2018 +0200

                        Update

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                        Edit

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                        Edit

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                    Author: shamardy <[email protected]>
                    Date:   Tue Jul 31 15:44:40 2018 +0200

                        Instead of update_total_stake => 2 functions to increase and decrease

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                    Date:   Tue Jul 31 14:24:36 2018 +0200

                        Removed update_total_stake from set_free_balance_creating

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                    Date:   Tue Jul 31 14:22:48 2018 +0200

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                        Author: shamardy <[email protected]>
                        Date:   Tue Jul 31 13:24:30 2018 +0200

                            added balances to trait Store

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                        Author: shamardy <[email protected]>
                        Date:   Tue Jul 31 12:52:16 2018 +0200

                            update_total_stake iterates through balances

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                        Author: shamardy <[email protected]>
                        Date:   Tue Jul 31 11:06:25 2018 +0200

                            Removed update_total_stake from inside transfer function for now to test

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                        Author: shamardy <[email protected]>
                        Date:   Mon Jul 30 21:26:09 2018 +0200

                            update_total_stake function fix

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                        Author: shamardy <[email protected]>
                        Date:   Mon Jul 30 21:10:02 2018 +0200

                            fix

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                        Date:   Mon Jul 30 19:36:21 2018 +0200

                            fix

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                        Date:   Mon Jul 30 18:38:50 2018 +0200

                            update

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                            Date:   Mon Jul 30 18:31:49 2018 +0200

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                            Date:   Mon Jul 30 18:23:59 2018 +0200

                                Update

                            commit f828c69e055489b69739b0ea082afa1ceca23b9c
                            Author: shamardy <[email protected]>
                            Date:   Mon Jul 30 18:12:18 2018 +0200

                                Created function to update total stake

                            commit e398a587edb7e57378bd61c9f9940aadfb94e82a
                            Author: shamardy <[email protected]>
                            Date:   Mon Jul 30 15:02:07 2018 +0200

                                TotalStake tracks transfer fees + added test for account removal

                            commit 0cfb26ce508578ce386bac5e02856cb6f298c6ba
                            Author: shamardy <[email protected]>
                            Date:   Mon Jul 30 14:21:06 2018 +0200

                                TotalStake tracks accounts removal when free/reserved balance is too low

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                            Merge: 5740c8fc 6fa9c949
                            Author: shamardy <[email protected]>
                            Date:   Mon Jul 30 14:16:37 2018 +0200

                                Merge branch 'Issue#303' of https://github.com/shamardy/polkadot into Issue#303

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                            Author: shamardy <[email protected]>
                            Date:   Mon Jul 30 14:15:41 2018 +0200

                                Resolved merge conflict by incorporating both suggestions.

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                            Merge: 2b29fe85 8c527f29
                            Author: shamardy <[email protected]>
                            Date:   Mon Jul 30 14:12:11 2018 +0200

                                Merge branch 'master' into Issue#303

                            commit 2b29fe85ff0802594ad203d430ec4653f980296d
                            Author: shamardy <[email protected]>
                            Date:   Mon Jul 30 13:48:48 2018 +0200

                                Squashed commit of the following:

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                                Author: shamardy <[email protected]>
                                Date:   Mon Jul 30 13:13:21 2018 +0200

                                    Squashed commit of the following:

                                    commit 07dc1945c3b51438028494f7691343638d647a93
                                    Author: shamardy <[email protected]>
                                    Date:   Mon Jul 30 13:08:00 2018 +0200

                                        TotalStake tracks accounts removal when free/reserved balance is too low

                                    commit 1b04d3afab44c99751c389ac6cddd865c0f77015
                                    Author: shamardy <[email protected]>
                                    Date:   Thu Jul 26 21:29:35 2018 +0200

                                        Edited slashing reserved balance tests

                                    commit 52482d5ac5828e927afcd7f27010ef64c085353f
                                    Author: shamardy <[email protected]>
                                    Date:   Thu Jul 26 20:46:17 2018 +0200

                                        Edited some tests

                                    commit 7c98f96d2ea1952b241054581bc1430863e4aab4
                                    Author: shamardy <[email protected]>
                                    Date:   Thu Jul 26 20:11:54 2018 +0200

                                        TotalStake tracks slashing of reserved balance

                                    commit 1d9f942ede81281218c1b4f84201388cf0908a4e
                                    Author: shamardy <[email protected]>
                                    Date:   Thu Jul 26 18:43:36 2018 +0200

                                        Ensure total tokens in system is kept up to date

* Fix Test

* Get block RPC.

* Fix rpc-servers.

* Update lib.rs

* Update lib.rs