* stubbed SelectRelayChain

* disconnected overseer handlers

* add is_disconnected

* add fallback in case overseer is disconnected

* fall back on fallback

* fetch leaves by calling into chain-selection subsystem

* implement best_chain

* mostly implement finality_target

* chain constrain

* metrics and maximum safeguard

* remove review comment after review

* support async selectchain

* update Substrate

Co-authored-by: parity-processbot <>

* fix babe params

* update Substrate

Co-authored-by: parity-processbot <>

* Substrate companion #9074

* update Substrate

Co-authored-by: parity-processbot <>

* polkadot-service: Make native runtime configurable

This pull requests adds support for configuring the native runtimes used
by polkadot-service. While this whole pr doesn't change that much for
polkadot, besides not having the light-node enabled for the default
polkadot binary. However, downstream projects (parachains) will have a
much better compile time. In cumulus for example the `cargo test --all
--release` is about 4m faster to compile.

* Fixes

* Fix

* Enable rococo-native

* Fix light client

* 🤦

* Fixes

* Create validator_side module

* Subsume Candidate Selection

* Add test to ensure candidate backing logic is correct

* Ensure secondings are adequately cleaned up and address test flakyness

* Address Feedback

* node: fix babe worker params

* update Substrate

Co-authored-by: parity-processbot <>

* Replace NetworkStatusSinks with Arc<NetworkService>

* update Substrate

Co-authored-by: parity-processbot <>

* grandpa: enable observer for light client

* update Substrate

* service: fix missing import

* runtime: bump spec versions

Co-authored-by: parity-processbot <>

* Add --disable-beefy CLI flag

* Update cli/src/command.rs

Co-authored-by: Andronik Ordian <[email protected]>

* Update node/test/service/src/lib.rs

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

* Update parachain/test-parachains/adder/collator/src/main.rs

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

* Update cli/src/command.rs

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

* Update cli/src/cli.rs

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

* Update cli/src/cli.rs

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

* Update cli/src/cli.rs

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

Co-authored-by: Andronik Ordian <[email protected]>
Co-authored-by: Bastian Köcher <[email protected]>
Co-authored-by: André Silva <[email protected]>

* Update branch

* Make it compile

* Compile

* gate approval-checking logic (#2470)

* Fix build

* Updates

* Fix merge

* Adds missing crate

* Companion for Substrate#8386

https://github.com/paritytech/substrate/pull/8386

* Fix fix fix

* Fix

* Fix compilation

* Rewrite to `ParachainsInherentDataProvider`

* Make it compile

* Renamings

* Revert stuff

* Remove stale file

* Guide updates

* Update node/core/parachains-inherent/src/lib.rs

Co-authored-by: Andronik Ordian <[email protected]>

* Update node/core/parachains-inherent/src/lib.rs

Co-authored-by: Andronik Ordian <[email protected]>

* Apply suggestions from code review

* Reset accidental changes

* More

* Remove stale file

* update Substrate

Co-authored-by: Robert Habermeier <[email protected]>
Co-authored-by: Andronik Ordian <[email protected]>
Co-authored-by: parity-processbot <>

* Factor out runtime module into utils.

* First fatal error design.

* Better error handling infra.

* Error handling cleanup.

* Send to peers of our group first.

* Finish backing group prioritization.

* Little cleanup.

* More cleanup.

* Forgot to checkin error.rs.

* Notes.

* Runtime -> RuntimeInfo

* qed in debug assert.

* PolkaErr -> Fault.

* runtime: remove mmr and beefy from westend runtime

* runtime: westend: remove pallet_beefy config

* node: only start beefy gadget on rococo

* node: remove beefy keys from westend chain spec

* node: add wococo testnet chain spec

* node: add comments about beefy gadget task

* runtime: update wococo chainspec

* Remove stale comment

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

* runtime: remove mmr and beefy from westend runtime

* runtime: westend: remove pallet_beefy config

* node: only start beefy gadget on rococo

* node: remove beefy keys from westend chain spec

* Fix bench bot

* cargo run --release --features=runtime-benchmarks -- benchmark --chain=polkadot-dev --steps=50 --repeat=20 --pallet=pallet_membership --extrinsic=* --execution=wasm --wasm-execution=compiled --heap-pages=4096 --header=./file_header.txt --output=./runtime/polkadot/src/weights/

* Fix weights files

* Fix'

* cargo run --release --features=runtime-benchmarks -- benchmark --chain=kusama-dev --steps=50 --repeat=20 --pallet=pallet_membership --extrinsic=* --execution=wasm --wasm-execution=compiled --heap-pages=4096 --header=./file_header.txt --output=./runtime/kusama/src/weights/

Co-authored-by: Parity Benchmarking Bot <[email protected]>

* bump substrate

* bump beefy

* bump beefy again

* bump beefy

* Companion for substrate#8643

* Update node/service/src/lib.rs

* update Substrate

Co-authored-by: parity-processbot <>

Co-authored-by: Robert Klotzner <[email protected]>

* Implement PVF validation host

* WIP: Diener

* Increase the alloted compilation time

* Add more comments

* Minor clean up

* Apply suggestions from code review

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

* Fix pruning artifact removal

* Fix formatting and newlines

* Fix the thread pool

* Update node/core/pvf/src/executor_intf.rs

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

* Remove redundant test declaration

* Don't convert the path into an intermediate string

* Try to workaround the test failure

* Use the puppet_worker trick again

* Fix a blip

* Move `ensure_wasmtime_version` under the tests mod

* Add a macro for puppet_workers

* fix build for not real-overseer

* Rename the puppet worker for adder collator

* play it safe with the name of adder puppet worker

* Typo: triggered

* Add more comments

* Do not kill exec worker on every error

* Plumb Duration for timeouts

* typo: critical

* Add proofs

* Clean unused imports

* Revert "WIP: Diener"

This reverts commit b9f54e513366c7a6dfdd117ac19fbdc46b900b4d.

* Sync version of wasmtime

* Update cargo.lock

* Update Substrate

* Merge fixes still

* Update wasmtime version in test

* bastifmt

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

* Squash spaces

* Trailing new line for testing.rs

* Remove controversial code

* comment about biasing

* Fix suggestion

* Add comments

* make it more clear why unwrap_err

* tmpfile retry

* proper proofs for claim_idle

* Remove mutex from ValidationHost

* Add some more logging

* Extract exec timeout into a constant

* Add some clarifying logging

* Use blake2_256

* Clean up the merge

Specifically the leftovers after removing real-overseer

* Update parachain/test-parachains/adder/collator/Cargo.toml

Co-authored-by: Andronik Ordian <[email protected]>

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

* remove real-overseer

* overseer: only activate leaves which support parachains

* integrate HeadSupportsParachains into service

* remove unneeded line

* add metrics (unused) to network bridge

* fix test compilation

* trigger metrics messages

* add some more metrics

* track sent and received notifications

* restore metrics import

* integrate into service

* Update node/network/bridge/src/lib.rs

Co-authored-by: Andronik Ordian <[email protected]>

* Update node/network/bridge/src/lib.rs

Co-authored-by: Andronik Ordian <[email protected]>

Co-authored-by: Andronik Ordian <[email protected]>

* guide: declare one para as a collator

* add ParaId to Declare messages and clean up

* fix build

* fix the testerinos

* begin adding keystore to collator-protocol

* remove request_x_ctx

* add core_for_group

* add bump_rotation

* add some more helpers to subsystem-util

* change signing_key API to take ref

* determine current and next para assignments

* disconnect collators who are not on current or next para

* add collator peer count metric

* notes for later

* some fixes

* add data & keystore to test state

* add a test utility for answering runtime API requests

* fix existing collator tests

* add new tests

* remove sc_keystore

* update cargo lock

Co-authored-by: Andronik Ordian <[email protected]>

* extract database from av-store itself

* generalize approval-voting over database type

* modes (without handling) and pruning old wakeups

* rework approval importing

* add our_approval_sig to ApprovalEntry

* import assignment

* guide updates for check-full-approval changes

* some aux functions

* send messages when becoming active.

* guide: network bridge sends view updates only when done syncing

* network bridge: send view updates only when done syncing

* tests for new network-bridge behavior

* add a test for updating approval entry with sig

* fix some warnings

* test load-all-blocks

* instantiate new parachains DB

* fix network-bridge empty view updates

* tweak

* fix wasm build, i think

* Update node/core/approval-voting/src/lib.rs

Co-authored-by: Andronik Ordian <[email protected]>

* add some versioning to parachains_db

* warnings

* fix merge changes

* remove versioning again

Co-authored-by: Andronik Ordian <[email protected]>

* gossip: do not issue a connection request if we are not a validator

* guide updates

* use all relevant authorities when issuing a request

* use AuthorityDiscoveryApi instead

* update comments to the status quo

* Switch branch.

* Implement basic MMR leaf.

* Revert "Switch branch."

This reverts commit 7f4d41c67f27ca560c53fc63fd3bd06ac182403c.

* Bump substrate.

* Integrate BEEFY.

Bump all.

Fix missing imports.

* Use beefy pallet to get authorities.

* Bump BEEFY repo.

* Use next authority set instead of the current one.

* Start BEEFY service.

* Fix BEEFY start up.

* Cache BEEFY authority set.

* Add BEEFY ValidatorSetId to MMR

* Fix code.

* Apply suggestions from code review

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

* Review grumbles.

* Update beefy repo.

* Work-around missing protocol.

* Revert "Work-around missing protocol."

This reverts commit 0a6257a8bccc1c67e966898cdedc408c6469ffd6.

* Add beefy peers set config.

* Expose storage of BEEFY.

* Uncompress BEEFY keys for merkle tree.

* Update ordering.

* Switch to branch.

* Bump deps.

* Switch to custom beefy.

* Add MMR RuntimeApi and custom rpc.

* Add set length details.

* Fix compilation.

* Expose MmrLeaf storage.

* Expose MmrLeaf storage.

* Don't use session handler, and rather compute & cache beefy details on call.

* Don't use session handler, and rather compute & cache beefy details on call.

* Fixes.

* Update Cargo.lock.

* Switch back to master.

* Update lockfile.

* Fix xcm print issue.

* Cargo.lock.

* Use master branch.

* Remove extra dep.

* Fix tests.

* Update Cargo.lock

* Add BEEFY & MMR to westend.

* Implement session keys migration.

* Update testnet script.

* start BEEFY for all node types

* Update Cargo.lock

* fix Cargo.toml

* resolve another merge conflict

* add Westend BEEFY keys

* Apply suggestions from code review

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

* Update BEEFY.

* Add Rococo BEEFY keys

* resolve merge issue

* fix pallet indices

* fix Westend OldSessionKey

* remove unused imports in Westend runtime

* Fix compilation for Westend.

* address review

* start BEEFY gadget conditionally

* address review again

* fix typo

* remove duplicate

* remove another duplicate

* well

* add missing stuff

* cleanup Cargo.toml files

- revert unnecessary changes
- add missing /std dependencies
- remove unused dependencies

* runtime: remove unused structs from rococo runtime

* node: cleanup service

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

* proper executor/block type for benchmarks and try-runtime

* Fix

* update benches as well to latest work

* Remvoe dbg

* Indentation fix.

* Prepare request-response for PoV fetching.

* Drop old PoV distribution.

* WIP: Fetch PoV directly from backing.

* Backing compiles.

* Runtime access and connection management for PoV distribution.

* Get rid of seemingly dead code.

* Implement PoV fetching.

Backing does not yet use it.

* Don't send `ConnectToValidators` for empty list.

* Even better - no need to check over and over again.

* PoV fetching implemented.

+ Typechecks
+ Should work

Missing:

- Guide
- Tests
- Do fallback fetching in case fetching from seconding validator fails.

* Check PoV hash upon reception.

* Implement retry of PoV fetching in backing.

* Avoid pointless validation spawning.

* Add jaeger span to pov requesting.

* Add back tracing.

* Review remarks.

* Whitespace.

* Whitespace again.

* Cleanup + fix tests.

* Log to log target in overseer.

* Fix more tests.

* Don't fail if group cannot be found.

* Simple test for PoV fetcher.

* Handle missing group membership better.

* Add test for retry functionality.

* Fix flaky test.

* Spaces again.

* Guide updates.

* Spaces.

* collator: authenticate collator protocol messages

* fix tests compilation

* node: verify collator protocol signatures in tests

* collator: fix tests

* implementers-guide: update CollatorProtocol messages

* collator: add test for verification of collator protocol signatures

* node: remove fixmes

* node: remove signature from advertisecollation message

* node: add magic constant to Declare message signature payload

* malicious reputation cost is fatal

* make ReportBad a malicious cost

* futures control-flow for cleaning up inactive collator peers

* guide: network bridge updates

* add `PeerDisconnected` message

* guide: update

* reverse order

* remember to match

* implement disconnect peer in network bridge

* implement disconnect_inactive_peers

* test

* remove println

* don't hardcore policy

* add fuse outside of loop

* use default eviction policy

* Don't accept incoming connections for collators

on the `Collation` peer set.

* Better docs.

* Companion for Substrate#8386

https://github.com/paritytech/substrate/pull/8386

* "Update Substrate"

Co-authored-by: parity-processbot <>

Currently we will take all leaves and give that to the overseer on
startup, but this is a bad idea when the finality is lagging for
example. There can be many of unfinalized leaves, we don't even need to
look at anymore. To solve this, the pr adds a maximum of 4 leaves we
forward to the overseer and the pr also checks that we only pass uncles
of the best block.