* fix benchmakrs + proof-size related benchmarks

* Update modules/message-lane/src/benchmarking.rs

Co-authored-by: Hernando Castano <[email protected]>

Co-authored-by: Hernando Castano <[email protected]>

* Bump Substrate to commit `0b0d124d5`

* Get Millau node compiling

* Get Rialto node compiling

* Increase account reference count before test

* Fix Clippy warnings for Millau node

* Fix Clippy warnings for Rialto node

* Trigger build.

Co-authored-by: Tomasz Drwięga <[email protected]>

* Add method for unchecked header imports

* Update docs for importing unchecked headers

* Import unchecked headers in HeaderChain implementation

* Fix Clippy warnings

* Move unchecked header import out of Verifier struct

* Clean up unchecked import tests

* Change HeaderChain API to accept iterator of headers

* Use chains of headers in tests

* Remove unused Result return type when appending finalized headers

* Add test which shows that genesis changes are not enacted

* Use initial header's hash for unchecked authority set changes

* Appease Clippy

* Check ancestry before making unchecked writes

* Fix typo

* Fix Clippy warning

* Add note about `ancestry_proof` structure

* Use best hash storage item directly

Co-authored-by: Svyatoslav Nikolsky <[email protected]>

* patch audit findings #42

* extend msg signature for substrate relay

* signature verification test

* make proof dependet on call_dispatch crate

* silence clippy

* revert deny exception

* address code review

* since it's not really a proof, call it digest

* emit dispatch message when whole message (payload) has invalid encoding

* DispatchMessage::dispatch accepts Result

* Get pallet compiling with FRAME v2

* Get tests compiling

* Stop printing metadata in tests

* Remove more metadata related code

* Remove unecessary storage attribute

* Add skeleton for `pallet-finality-verifier`

* Sketch out implementation for importing finality proofs

* Get pallet compiling

* Introduce skeleton for mock runtime

* Start using real Grandpa types in finality pallet

* Redefine types in header chain primitives crate

* Implement HeaderChain for Substrate bridge pallet

* Plug Substrate Bridge Pallet into verifier mock

* Fix compilation of `header-chain` primitives

* Start writing to base pallet storage

* Add first "cross-pallet" test

* Move keyring primitives used in tests to shared crate

* Stop pulling `std` deps into `no_std` builds

* Revert "Stop pulling `std` deps into `no_std` builds"

This reverts commit f74dd660.

* Revert "Move keyring primitives used in tests to shared crate"

This reverts commit b774fa73.

* Use new SS58Prefix type in mock

* Start using `bp-test-utils` in finality pallet

* Start using real justification code

* Get a test working with real justification verification

* Add basic tests for invalid proofs

* Get rid of AncestryProof config type

* Add error types to transaction outcome

* Bound number of headers allowed in a single ancestry proof

* Disallow invalid authority sets

* Remove unused items

* Add some documentation

* Get rid of Clippy warnings

* Rename BaseHeaderChain to TransactionVerifier

* Remove unused code

* Make dummy trait implementations more generic

* Fix more Clippy complaints

* Update tests to use fix for duplicate headers

* Fix benchmarking compilation

* Rename TransactionVerifier to InclusionProofVerifier

* message fee formula

* update GetDelvieryConfirmationTransactionFee

* include cost of transactions (i.e. not only dispatch cost) in delivery_and_dispatch_fee

* endow relayers fund account

* include db ops weight in max tx weight estimation

* (in bytes)

Co-authored-by: Hernando Castano <[email protected]>

* fixed messages count check

* explicit check of `messages_count` in the receive_messages_proof

* change messages_count to be u32

* Update modules/message-lane/src/lib.rs

Co-authored-by: Hernando Castano <[email protected]>

Co-authored-by: Hernando Castano <[email protected]>

* Add test proving bug

* Add checks for duplicate headers

* Fix Clippy error

* Move justification module to header-chain primitives crate

* Get justification module compiling in new location

* Get justification module tests compiling

* Use justification code from `header-chain` crate

Mostly compiles, having issues with std/test feature flags across crates.

* Move some code around

* Move justification tests to integration testing crate

* Add `test-utils` crate

* Remove tests and test-helper module from justification code

* Use `test-utils` in Substrate bridge pallet tests

* Remove `sp-keyring` related code from `pallet-substrate-bridge`

* Remove `helpers` module from `pallet-substrate-bridge`

* Add some documentation

* Add more documentation

* Fix typo

Co-authored-by: Tomasz Drwięga <[email protected]>

Co-authored-by: Tomasz Drwięga <[email protected]>

* reward confirmation relayer

* Update modules/message-lane/src/instant_payments.rs

Co-authored-by: Hernando Castano <[email protected]>

* added some constants

* pallet_balances

* removed comment

* fix typo

Co-authored-by: Hernando Castano <[email protected]>

* Remove latest_*_nonce.

* cargo fmt --all

* Fix tests.

* cargo fmt --all

* Fix benchmarking.

* Update docs.

* `send_message` weight now depends on message size

* fix tests

* Update modules/message-lane/src/benchmarking.rs

Co-authored-by: Hernando Castano <[email protected]>

* Update modules/message-lane/src/benchmarking.rs

Co-authored-by: Hernando Castano <[email protected]>

Co-authored-by: Hernando Castano <[email protected]>

* Document relayers fund existence and add root account.

* Introduce initialize method instead of assuming that relayer_fund_account is always required.

* cargo fmt --all

* Fix benchmarks.

* cargo fmt --all

* Fix docs for the relayer fund account.

* weight formulas for message-lane calls

* extracted WeightInfoExt into separate file

* automated weights

* associated WeightInfo type

* update weights using wasmtime

* disable clippy for autogenerated weight.rs

* fix

* clippy

* still clippy

* clippy again

* receive_delivery_proof benchmarks

* fix compilation

* Update modules/message-lane/src/benchmarking.rs

Co-authored-by: Hernando Castano <[email protected]>

* Update modules/message-lane/src/benchmarking.rs

Co-authored-by: Hernando Castano <[email protected]>

* Update modules/message-lane/src/benchmarking.rs

Co-authored-by: Hernando Castano <[email protected]>

* Update modules/message-lane/src/benchmarking.rs

Co-authored-by: Hernando Castano <[email protected]>

* Update modules/message-lane/src/benchmarking.rs

Co-authored-by: Hernando Castano <[email protected]>

Co-authored-by: Hernando Castano <[email protected]>

* add messages count parameter to delivery transaction

* fix benchmarks compilation

* benchmarks for pallet_message_lane::receive_messages_proof

* use CallOrigin::TargetAccount (worst case of CallOrigin)

* fmt

* closures

* Update modules/message-lane/src/benchmarking.rs

Co-authored-by: Hernando Castano <[email protected]>

* Update modules/message-lane/src/benchmarking.rs

Co-authored-by: Hernando Castano <[email protected]>

* fix compilation

Co-authored-by: Hernando Castano <[email protected]>

* Add option to relay for sending transfers to Millau chain

* Endow derived accounts on Millau chain

* Update message generator entrypoint script to send transfers

* Use correct command when sending messages

* Send Root messages from Root origin on source chain

* Wrap calls from Root Origin in Sudo Call

* Allow Root to send messages without paying fees

* Use correct variable when sending messages to Rialto

* Print warning if no message type is provided to script.

* Add note mentioning that certain source origins aren't supported yet

* Use correct runtime when initializing header sync

* Remove option to send messages as Root

* Remove endowment of derived Root accounts

* Fix indentation.

Co-authored-by: Tomasz Drwięga <[email protected]>

* Update `sp-io` dependency

* Rename Trait to Config

* RustFmt

* Bump `sp-io` again

* Use new frame_system weight types in Rialto and Millau runtimes

* Update test Runtimes to use new weight types

* Bump `sp-io` again

* Update to not-the latest first.

* Update benchmarks.

* Another Trai.

* Move new weight types into runtime primitive crates

This allows us to check limits for extrinsics from other parts
of the codebase without pulling in the entire chain runtime.

* Remove leftover comments

* Move new functions to a better location

* Small formatting fixes

* Add actual documentation to new weight config types

* Decrease maximum block weight of Millau chain

* Decreease maximum block length of Millau chain

Co-authored-by: Tomasz Drwięga <[email protected]>

* High level docs - start.

* Clean up README

* Start adding details to high level docs

* More docs on the header sync pallet

* Testing scenarios document.

* Add some scenarios.

* Add multi-sig scenario.

* Start writing about message dispatch pallet

* Move content from old README into PoA specific doc

* Apply suggestions from code review

Co-authored-by: Andreas Doerr <[email protected]>

* GRANDPA for consistency.

* Describe scenario steps.

* WiP

* Add notes about block production and forks

* Update.

* Add sequence diagram for Millau to Rialto transfer

* Clean up header sync pallet overview

* Remove leftover example code

* Clean up testing scenarios and amend sequence diagram.

* Linking docs.

* Add some more docs.

* Do a bit of cleanup on the high-level docs

* Clean up the testing scenario

* Fix typos in flow charts

* Fix small typo

* Fix indentation of Rust block

* Another attempt ...

* Attempt at adding Cross-Chain Transfer Generator

* Add Transfer subcommand for sending messages to Rialto

* Add temp helper script for sending messages

* Remove Message and Lane Ids from Dispatch Event

* Increase transfer amount used by script

* Endow derived Dave account on Rialto with funds

* Update Message generator to send more types of messages

This commit first of all updates the script to use the new CLI
commands for sending messages. Second, it adds messages which are
sent from both Target and Source origins.

* Generate messages from Root origin

* Remove dbg! logs from relayer

* Log AccountId as well as HexId

* Remove Balances logs

* Add InstanceId and MessageId back to Dispatch Event

* Add InstanceId and MessageId types for Apps

* Add missing comment

* Document derived accounts as tests

* Move shared commands to variables

* Add example usage for send_message script

* Add docs to message variants

* Fix Clippy complaint

* Make sure to verify sender's origin.

* Make sure to use dispatch verification.

* Add tests.

* cargo fmt --all

* Remove superfluous lifetime.

* Move the check to MessageLanVerifier.

* cargo fmt --all

* Fix docs.

* message lane benchmarks: start

* finish send_message_worst_case benchmark

* fix compilation

* removed redundant bench param

* limit maximal number of unconfirmed messages at inbound lane

* unrewarded_relayer_entries API

* change relay to support max unrewarded relayer entries

* Update modules/message-lane/src/inbound_lane.rs

Co-authored-by: Tomasz Drwięga <[email protected]>

* Update relays/messages-relay/src/message_lane_loop.rs

Co-authored-by: Hernando Castano <[email protected]>

* removed pub

Co-authored-by: Tomasz Drwięga <[email protected]>
Co-authored-by: Hernando Castano <[email protected]>

* limit max number of messages in delivery tx

* support max-messages-in-delivery-tx in relayer

* clippy

* clippy

* Update modules/message-lane/src/lib.rs

Co-authored-by: Tomasz Drwięga <[email protected]>

Co-authored-by: Tomasz Drwięga <[email protected]>