Merge branch 'ao-validator-discovery-api' of github.com:paritytech/polkadot into ao-validator-discovery-api

* 'ao-validator-discovery-api' of github.com:paritytech/polkadot:
  Update node/core/runtime-api/src/lib.rs

Co-authored-by: Bernhard Schuster <[email protected]>

* master:
  Allow the watermark to always land on the relay parent (#1689)
  Limit the maximum size of a downward message (#1690)
  Add deb and RPM repository config and documentation (#1676)
  Collator protocol subsystem (#1659)

Co-authored-by: Parity Releases <[email protected]>
Co-authored-by: Demi Marie Obenour <[email protected]>

Fedor Sakharov authored Sep 10, 2020 and ordian committed Sep 10, 2020

* WIP

* The initial implementation of the collator side.

* Improve comments

* Multiple collation requests

* Add more tests and comments to validator side

* Add comments, remove dead code

* Apply suggestions from code review

Co-authored-by: Peter Goodspeed-Niklaus <[email protected]>

* Fix build after suggested changes

* Also connect to the next validator group

* Remove a Future impl and move TimeoutExt to util

* Minor nits

* Fix build

* Change FetchCollations back to FetchCollation

* Try this

* Final fixes

* Fix build

Co-authored-by: Peter Goodspeed-Niklaus <[email protected]>

Co-authored-by: Peter Goodspeed-Niklaus <[email protected]>

* WIP

* The initial implementation of the collator side.

* Improve comments

* Multiple collation requests

* Add more tests and comments to validator side

* Add comments, remove dead code

* Apply suggestions from code review

Co-authored-by: Peter Goodspeed-Niklaus <[email protected]>

* Fix build after suggested changes

* Also connect to the next validator group

* Remove a Future impl and move TimeoutExt to util

* Minor nits

* Fix build

* Change FetchCollations back to FetchCollation

* Try this

* Final fixes

* Fix build

Co-authored-by: Peter Goodspeed-Niklaus <[email protected]>

* Initial commit

Forked at: bf7ccb84
Parent branch: origin/master

* Propagate test mode all the way down to ValidationPool

* Update validation/src/validation_service/mod.rs

* Fix test

* WIP

Forked at: bf7ccb84


Parent branch: origin/master

* Update service/src/lib.rs

Co-authored-by: Bastian Köcher <[email protected]>

* Adapt code to review suggestions

* Run validation inside the same process

* Add test

* CLEANUP

Forked at: bf7ccb84


Parent branch: origin/master

Co-authored-by: Bastian Köcher <[email protected]>

* Remove purchase pallet

* Update runtime/common/src/purchase.rs

Co-authored-by: Bastian Köcher <[email protected]>

* Actually check and fix compile

* Add events to dummy

* Fix kusama too

* remove events where it did not exist historically

Co-authored-by: Bastian Köcher <[email protected]>

* choose the straightforward candidate selection algorithm for now

* add draft implementation of candidate selection

* fix typo in summary

* more properly report misbehaving collators

* describe how CandidateSelection subsystem becomes aware of candidates

* revise candidate selection / collator protocol interaction pattern

* implement rest of candidate selection per the guide

* review: resolve nits

* start writing test suite, harness

* implement first test

* add second test

* implement third test

Co-authored-by: Bernhard Schuster <[email protected]>

Limit the number of channels a para can have.

Split HrmpTransientValidationData and add stuff.

* Companion PR

* Implement traits for Client

* "Update Substrate"

Co-authored-by: parity-processbot <>

* Multiple fix ups

* Remove missed HrmpOpenChannelRequestCount

* Fix the invariant string for HrmpOpenChannelRequestCount

* Update roadmap/implementers-guide/src/types/candidate.md

Co-authored-by: Bernhard Schuster <[email protected]>

* Add small clarification

* Fix another small typo

* Add a clarification to InboundHrmpMessage.sent_at

Co-authored-by: Bernhard Schuster <[email protected]>

* Add a note about time of collection of TransientValidationData

* Add HRMP digest and dmq length to TransientValidationData

* Add a note that the vector in hrmp digest is never empty

* Add hrmp watermark to TransientValidationData

* Add HRMP egress limits

* Incorporate the latest dispatchable upward messages changes.

* Update candidate.md

* Update candidate.md docs

* Fix wording

* Delete assignmets.md

* Update roadmap/implementers-guide/src/types/candidate.md

Co-authored-by: Bastian Köcher <[email protected]>

* Extract HrmpTransientValidationData and add additional data.

* Some clarifications.

* Introduce HrmpAbridgedOpenChannelRequest

* Update roadmap/implementers-guide/src/types/candidate.md

Co-authored-by: Bernhard Schuster <[email protected]>

* Fix typo: egress->ingress

* A note about sorting

Co-authored-by: Bastian Köcher <[email protected]>
Co-authored-by: Bernhard Schuster <[email protected]>

* move validity module to disputes module

* prepare a section on approvals

* extract approval/assignments text to an overview section

* Apply suggestions from code review

Spelling

Co-authored-by: Fedor Sakharov <[email protected]>

* update kvdb-rocksdb to 0.9.1

* update Cargo.lock

* "Update Substrate"

* resolve merge conflicts

* resolve merge conflicts t. 2

Co-authored-by: parity-processbot <>

* node/network/bridge: Define protocol names as str

* "Update Substrate"

Co-authored-by: parity-processbot <>

* add and use generated weights for collective pallet

* correct pallet name

* MaxMembers

* add weight to technical collective

* Fix const assert

* update weights

* update import

* "Update Substrate"

* bump spec_version

Co-authored-by: Shawn Tabrizi <[email protected]>
Co-authored-by: parity-processbot <>