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  1. Nov 09, 2020
  2. Nov 06, 2020
    • Sergey Pepyakin's avatar
      Implement HRMP (#1900) · c96f8cfc
      Sergey Pepyakin authored
      
      
      * HRMP: Update the impl guide
      
      * HRMP: Incorporate the channel notifications into the guide
      
      * HRMP: Renaming in the impl guide
      
      * HRMP: Constrain the maximum number of HRMP messages per candidate
      
      This commit addresses the HRMP part of https://github.com/paritytech/polkadot/issues/1869
      
      * XCM: Introduce HRMP related message types
      
      * HRMP: Data structures and plumbing
      
      * HRMP: Configuration
      
      * HRMP: Data layout
      
      * HRMP: Acceptance & Enactment
      
      * HRMP: Test base logic
      
      * Update adder collator
      
      * HRMP: Runtime API for accessing inbound messages
      
      Also, removing some redundant fully-qualified names.
      
      * HRMP: Add diagnostic logging in acceptance criteria
      
      * HRMP: Additional tests
      
      * Self-review fixes
      
      * save test refactorings for the next time
      
      * Missed a return statement.
      
      * a formatting blip
      
      * Add missing logic for appending HRMP digests
      
      * Remove the channel contents vectors which became empty
      
      * Tighten HRMP channel digests invariants.
      
      * Apply suggestions from code review
      
      Co-authored-by: default avatarPeter Goodspeed-Niklaus <[email protected]>
      
      * Remove a note about sorting for channel id
      
      * Add missing rustdocs to the configuration
      
      * Clarify and update the invariant for HrmpChannelDigests
      
      * Make the onboarding invariant less sloppy
      
      Namely, introduce `Paras::is_valid_para` (in fact, it already is present
      in the implementation) and hook up the invariant to that.
      
      Note that this says "within a session" because I don't want to make it
      super strict on the session boundary. The logic on the session boundary
      should be extremely careful.
      
      * Make `CandidateCheckContext` use T::BlockNumber for hrmp_watermark
      
      Co-authored-by: default avatarPeter Goodspeed-Niklaus <[email protected]>
      c96f8cfc
    • Bastian Köcher's avatar
      Distribute a PoV after seconding it (#1924) · 8a2911b8
      Bastian Köcher authored
      We need to distribute the PoV after we have seconded it. Other nodes
      that will receive our `Secondded` statement and want to validate the
      candidate another time will request this PoV from us.
      8a2911b8
  3. Nov 05, 2020
    • Bastian Köcher's avatar
      Adds a comment as requested (#1922) · 2cdc1c04
      Bastian Köcher authored
      
      
      * Adds a comment as requested
      
      * Update node/core/bitfield-signing/src/lib.rs
      
      Co-authored-by: default avatarFedor Sakharov <[email protected]>
      
      Co-authored-by: default avatarFedor Sakharov <[email protected]>
      2cdc1c04
    • Bastian Köcher's avatar
      Make `CandidateHash` a real type (#1916) · 640264f3
      Bastian Köcher authored
      
      
      * Make `CandidateHash` a real type
      
      This pr adds a new type `CandidateHash` that is used instead of the
      opaque `Hash` type. This helps to ensure on the type system level that
      we are passing the correct types.
      
      This pr also fixes wrong usage of `relay_parent` as `candidate_hash`
      when communicating with the av storage.
      
      * Update core-primitives/src/lib.rs
      
      Co-authored-by: default avatarPeter Goodspeed-Niklaus <[email protected]>
      
      * Wrap the lines
      
      Co-authored-by: default avatarPeter Goodspeed-Niklaus <[email protected]>
      640264f3
    • ordian's avatar
      more resilient subsystems (#1908) · 2cde7732
      ordian authored
      * backing: extract log target
      
      * bitfield-signing: extract log target
      
      * utils: fix a typo
      
      * provisioner: extract log target
      
      * candidate selection: remove unused error variant
      
      * bitfield-distribution: change the return type of run
      
      * pov-distribution: extract log target
      
      * collator-protocol: simplify runtime request
      
      * collation-generation: do not exit early on error
      
      * collation-generation: do not exit on double init
      
      * collator-protocol: do not exit on errors and rename LOG_TARGET
      
      * collator-protocol: a workaround for ununused imports warning
      
      * Update node/network/bitfield-distribution/src/lib.rs
      
      * collation-generation: elevate warn! to error!
      
      * collator-protocol: fix imports
      
      * post merge fix
      
      * fix compilation
      2cde7732
    • Bastian Köcher's avatar
      Simplify the bitfield signing job (#1920) · c418758e
      Bastian Köcher authored
      Besides that the pr also adds a simple test.
      c418758e
    • Bastian Köcher's avatar
      Do not validate a candidate in candidate selection (#1912) · f2b286d6
      Bastian Köcher authored
      * Do not validate a candidate in candidate selection
      
      The candidate selection subsystem should not validate a candidate, as
      this is done by the backing subsystem on a `Second` request. Otherwise
      we validate one candidate twice.
      
      * Update candidate-selection.md
      f2b286d6
  4. Nov 04, 2020
  5. Nov 03, 2020
  6. Nov 02, 2020
  7. Nov 01, 2020
  8. Oct 31, 2020
    • asynchronous rob's avatar
    • Bastian Köcher's avatar
      Adds test parachain adder collator (#1864) · f82de7b9
      Bastian Köcher authored
      
      
      * start working on building the real overseer
      
      Unfortunately, this fails to compile right now due to an upstream
      failure to compile which is probably brought on by a recent upgrade
      to rustc v1.47.
      
      * fill in AllSubsystems internal constructors
      
      * replace fn make_metrics with Metrics::attempt_to_register
      
      * update to account for #1740
      
      * remove Metrics::register, rename Metrics::attempt_to_register
      
      * add 'static bounds to real_overseer type params
      
      * pass authority_discovery and network_service to real_overseer
      
      It's not straightforwardly obvious that this is the best way to handle
      the case when there is no authority discovery service, but it seems
      to be the best option available at the moment.
      
      * select a proper database configuration for the availability store db
      
      * use subdirectory for av-store database path
      
      * apply Basti's patch which avoids needing to parameterize everything on Block
      
      * simplify path extraction
      
      * get all tests to compile
      
      * Fix Prometheus double-registry error
      
      for debugging purposes, added this to node/subsystem-util/src/lib.rs:472-476:
      
      ```rust
      Some(registry) => Self::try_register(registry).map_err(|err| {
      	eprintln!("PrometheusError calling {}::register: {:?}", std::any::type_name::<Self>(), err);
      	err
      }),
      ```
      
      That pointed out where the registration was failing, which led to
      this fix. The test still doesn't pass, but it now fails in a new
      and different way!
      
      * authorities must have authority discovery, but not necessarily overseer handlers
      
      * fix broken SpawnedSubsystem impls
      
      detailed logging determined that using the `Box::new` style of
      future generation, the `self.run` method was never being called,
      leading to dropped receivers / closed senders for those subsystems,
      causing the overseer to shut down immediately.
      
      This is not the final fix needed to get things working properly,
      but it's a good start.
      
      * use prometheus properly
      
      Prometheus lets us register simple counters, which aren't very
      interesting. It also allows us to register CounterVecs, which are.
      With a CounterVec, you can provide a set of labels, which can
      later be used to filter the counts.
      
      We were using them wrong, though. This pattern was repeated in a
      variety of places in the code:
      
      ```rust
      // panics with an cardinality mismatch
      let my_counter = register(CounterVec::new(opts, &["succeeded", "failed"])?, registry)?;
      my_counter.with_label_values(&["succeeded"]).inc()
      ```
      
      The problem is that the labels provided in the constructor are not
      the set of legal values which can be annotated, but a set of individual
      label names which can have individual, arbitrary values.
      
      This commit fixes that.
      
      * get av-store subsystem to actually run properly and not die on first signal
      
      * typo fix: incomming -> incoming
      
      * don't disable authority discovery in test nodes
      
      * Fix rococo-v1 missing session keys
      
      * Update node/core/av-store/Cargo.toml
      
      * try dummying out av-store on non-full-nodes
      
      * overseer and subsystems are required only for full nodes
      
      * Reduce the amount of warnings on browser target
      
      * Fix two more warnings
      
      * InclusionInherent should actually have an Inherent module on rococo
      
      * Ancestry: don't return genesis' parent hash
      
      * Update Cargo.lock
      
      * fix broken test
      
      * update test script: specify chainspec as script argument
      
      * Apply suggestions from code review
      
      Co-authored-by: default avatarBastian Köcher <[email protected]>
      
      * Update node/service/src/lib.rs
      
      Co-authored-by: default avatarBastian Köcher <[email protected]>
      
      * node/service/src/lib: Return error via ? operator
      
      * post-merge blues
      
      * add is_collator flag
      
      * prevent occasional av-store test panic
      
      * simplify fix; expand application
      
      * run authority_discovery in Role::Discover when collating
      
      * distinguish between proposer closed channel errors
      
      * add IsCollator enum, remove is_collator CLI flag
      
      * improve formatting
      
      * remove nop loop
      
      * Fix some stuff
      
      * Adds test parachain adder collator
      
      * Add sudo to Rococo, change session length to 30 seconds and some renaming
      
      * Update to the latest changes on master
      
      * Some fixes
      
      * Fix compilation
      
      * Update parachain/test-parachains/adder/collator/src/lib.rs
      
      Co-authored-by: default avatarSergei Shulepov <[email protected]>
      
      * Review comments
      
      * Downgrade transaction version
      
      * Fixes
      
      * MOARE
      
      * Register notification protocols
      
      * utils: remove unused error
      
      * av-store: more resilient to some errors
      
      * address review nits
      
      * address more review nits
      
      Co-authored-by: default avatarPeter Goodspeed-Niklaus <[email protected]>
      Co-authored-by: default avatarAndronik Ordian <[email protected]>
      Co-authored-by: default avatarFedor Sakharov <[email protected]>
      Co-authored-by: default avatarRobert Habermeier <[email protected]>
      Co-authored-by: default avatarPeter Goodspeed-Niklaus <[email protected]>
      Co-authored-by: default avatarMax Inden <[email protected]>
      Co-authored-by: default avatarSergey Shulepov <[email protected]>
      Co-authored-by: default avatarSergei Shulepov <[email protected]>
      f82de7b9
    • Fedor Sakharov's avatar
      A real overseer feature (#1892) · 16f8da1d
      Fedor Sakharov authored
      
      
      * A real overseer feature
      
      * Fix build without feature
      
      * Update node/service/src/lib.rs
      
      Co-authored-by: default avatarBastian Köcher <[email protected]>
      
      Co-authored-by: default avatarRobert Habermeier <[email protected]>
      Co-authored-by: default avatarBastian Köcher <[email protected]>
      16f8da1d
  9. Oct 29, 2020
    • Bastian Köcher's avatar
      Make sure validator discovery works with a delayed peer to validator mapping (#1886) · a4b92cd3
      Bastian Köcher authored
      
      
      * Make sure validator discovery works with a delayed peer to validator mapping
      
      Currently the implementation checks on connect of a peer if this peer is
      a validator by asking the authority discovery. It can now happen that
      the authority discovery is not yet aware that a given peer is an
      authority. This can for example happen on start up of the node.
      
      This pr changes the behavior, to make it possible to later associate a
      peer to a validator id. Instead of just storing the connected
      validators, we now store all connected peers with a vector of associated
      validator ids. When we get a request to connect to a given given set of
      validators, we start by checking the connected peers. If we didn't find
      a validator id in the connected peers, we ask the authority discovery
      for the peerid of a given authority id. When the returned peerid is part
      of our connected peers set, we cache and return the authority id.
      
      * Update node/network/bridge/Cargo.toml
      
      Co-authored-by: default avatarPierre Krieger <[email protected]>
      
      * Update node/network/bridge/src/validator_discovery.rs
      
      Co-authored-by: default avatarPierre Krieger <[email protected]>
      
      * Update `Cargo.lock`
      
      Co-authored-by: default avatarPierre Krieger <[email protected]>
      a4b92cd3
    • Sergey Pepyakin's avatar
      DMP follow-ups (#1875) · 0cddf51a
      Sergey Pepyakin authored
      * remove pending TODO after the DMP impl merge
      
      * DMP: Update the impl guide
      
      * DMP: Incorporate XCM related changes into the guide
      
      This is the DMP related part of https://github.com/paritytech/polkadot/issues/1702
      0cddf51a
    • Bastian Köcher's avatar
      Only use dummy subsystems in overseer (#1884) · 724321cd
      Bastian Köcher authored
      * Only use dummy subsystems in overseer
      
      * Fix compilation and warnings
      724321cd
  10. Oct 28, 2020
    • Fedor Sakharov's avatar
      Change SpawnedSubsystem type to log subsystem errors (#1878) · 935fcd16
      Fedor Sakharov authored
      * Change SpawnedSubsystem type to log subsystem errors
      
      * Remove clone
      935fcd16
    • Fedor Sakharov's avatar
      Collator protocol should choose side (#1872) · 19286563
      Fedor Sakharov authored
      
      
      * Collator protocol should choose side
      
      * Update node/service/src/lib.rs
      
      Co-authored-by: default avatarBastian Köcher <[email protected]>
      19286563
    • Peter Goodspeed-Niklaus's avatar
    • Sergey Pepyakin's avatar
      let go fees (#1867) · e0336626
      Sergey Pepyakin authored
      e0336626
    • Sergey Pepyakin's avatar
      1d6b77fd
    • Sergey Pepyakin's avatar
      Downward Message Processing implementation (#1859) · 9903bca2
      Sergey Pepyakin authored
      * DMP: data structures and plumbing
      
      * DMP: Implement DMP logic in the router module
      
      DMP: Integrate DMP parts into the inclusion module
      
      * DMP: Introduce the max size limit for the size of a downward message
      
      * DMP: Runtime API for accessing inbound messages
      
      * OCD
      
      Small clean ups
      
      * DMP: fix the naming of the error
      
      * DMP: add caution about a non-existent recipient
      9903bca2
    • Peter Goodspeed-Niklaus's avatar
      start working on building the real overseer (#1795) · 1a25c412
      Peter Goodspeed-Niklaus authored
      
      
      * start working on building the real overseer
      
      Unfortunately, this fails to compile right now due to an upstream
      failure to compile which is probably brought on by a recent upgrade
      to rustc v1.47.
      
      * fill in AllSubsystems internal constructors
      
      * replace fn make_metrics with Metrics::attempt_to_register
      
      * update to account for #1740
      
      * remove Metrics::register, rename Metrics::attempt_to_register
      
      * add 'static bounds to real_overseer type params
      
      * pass authority_discovery and network_service to real_overseer
      
      It's not straightforwardly obvious that this is the best way to handle
      the case when there is no authority discovery service, but it seems
      to be the best option available at the moment.
      
      * select a proper database configuration for the availability store db
      
      * use subdirectory for av-store database path
      
      * apply Basti's patch which avoids needing to parameterize everything on Block
      
      * simplify path extraction
      
      * get all tests to compile
      
      * Fix Prometheus double-registry error
      
      for debugging purposes, added this to node/subsystem-util/src/lib.rs:472-476:
      
      ```rust
      Some(registry) => Self::try_register(registry).map_err(|err| {
      	eprintln!("PrometheusError calling {}::register: {:?}", std::any::type_name::<Self>(), err);
      	err
      }),
      ```
      
      That pointed out where the registration was failing, which led to
      this fix. The test still doesn't pass, but it now fails in a new
      and different way!
      
      * authorities must have authority discovery, but not necessarily overseer handlers
      
      * fix broken SpawnedSubsystem impls
      
      detailed logging determined that using the `Box::new` style of
      future generation, the `self.run` method was never being called,
      leading to dropped receivers / closed senders for those subsystems,
      causing the overseer to shut down immediately.
      
      This is not the final fix needed to get things working properly,
      but it's a good start.
      
      * use prometheus properly
      
      Prometheus lets us register simple counters, which aren't very
      interesting. It also allows us to register CounterVecs, which are.
      With a CounterVec, you can provide a set of labels, which can
      later be used to filter the counts.
      
      We were using them wrong, though. This pattern was repeated in a
      variety of places in the code:
      
      ```rust
      // panics with an cardinality mismatch
      let my_counter = register(CounterVec::new(opts, &["succeeded", "failed"])?, registry)?;
      my_counter.with_label_values(&["succeeded"]).inc()
      ```
      
      The problem is that the labels provided in the constructor are not
      the set of legal values which can be annotated, but a set of individual
      label names which can have individual, arbitrary values.
      
      This commit fixes that.
      
      * get av-store subsystem to actually run properly and not die on first signal
      
      * typo fix: incomming -> incoming
      
      * don't disable authority discovery in test nodes
      
      * Fix rococo-v1 missing session keys
      
      * Update node/core/av-store/Cargo.toml
      
      * try dummying out av-store on non-full-nodes
      
      * overseer and subsystems are required only for full nodes
      
      * Reduce the amount of warnings on browser target
      
      * Fix two more warnings
      
      * InclusionInherent should actually have an Inherent module on rococo
      
      * Ancestry: don't return genesis' parent hash
      
      * Update Cargo.lock
      
      * fix broken test
      
      * update test script: specify chainspec as script argument
      
      * Apply suggestions from code review
      
      Co-authored-by: default avatarBastian Köcher <[email protected]>
      
      * Update node/service/src/lib.rs
      
      Co-authored-by: default avatarBastian Köcher <[email protected]>
      
      * node/service/src/lib: Return error via ? operator
      
      * post-merge blues
      
      * add is_collator flag
      
      * prevent occasional av-store test panic
      
      * simplify fix; expand application
      
      * run authority_discovery in Role::Discover when collating
      
      * distinguish between proposer closed channel errors
      
      * add IsCollator enum, remove is_collator CLI flag
      
      * improve formatting
      
      * remove nop loop
      
      * Fix some stuff
      
      Co-authored-by: default avatarAndronik Ordian <[email protected]>
      Co-authored-by: default avatarBastian Köcher <[email protected]>
      Co-authored-by: default avatarFedor Sakharov <[email protected]>
      Co-authored-by: default avatarRobert Habermeier <[email protected]>
      Co-authored-by: default avatarBastian Köcher <[email protected]>
      Co-authored-by: default avatarMax Inden <[email protected]>
      1a25c412
  11. Oct 27, 2020
  12. Oct 26, 2020
  13. Oct 25, 2020
  14. Oct 24, 2020
    • Sergey Pepyakin's avatar
      Runtime API for checking validation outputs (#1842) · abb282df
      Sergey Pepyakin authored
      * annoying whitespaces
      
      * update guide
      
      Add `CheckValidationOutputs` runtime api and also change the
      candidate-validation stuff
      
      * promote ValidationOutputs to global primitives
      
      i.e. move it from node specific primitives to global v1 primitives. This
      will be needed when we share it later in the runtime inclusion module
      
      * refactor acceptance checks in the inclusion module
      
      factor out the common code to share it during the block inclusion and
      for the forthcoming CheckValidationOutputs runtime api.
      
      Also note that the acceptance criteria was updated to incorporate checks
      that exist now in candidate-validation
      
      * plumb the runtime api outside
      
      * extract validation_data from ValidationOutputs
      
      * use runtime-api to check validation outputs
      
      apart from that refactor, update docs and tidy a bit
      
      * Update the maxium code size
      
      This is to fix a test that performs an upgrade.
      abb282df