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  1. Feb 08, 2024
    • Louis Merlin's avatar
      Add try_state and integrity_test to XCM simulator fuzzer (#3222) · 84d89e37
      Louis Merlin authored
      This adds `try_state()` and `integrity_test()` to the four runtimes of
      the XCM-simulator fuzzer.
      
      With this, we are able to stress-test [message-queue's
      try_state](https://github.com/paritytech/polkadot-sdk/blob/7df1ae3b/substrate/frame/message-queue/src/lib.rs#L1245-L1347).
      
      This also adds the `Transact` block-listing from #2424 to avoid
      false-positives.
      
      Thank you @ggwpez for the help with the runtime configurations.
      84d89e37
    • Dónal Murray's avatar
      [pallet_broker] Remove leases that have already expired in rotate_sale (#3213) · 2ea6bcf1
      Dónal Murray authored
      Leases can be force set, but since `Leases` is a `StorageValue`, if a
      lease misses its sale rotation in which it should expire, it can never
      be cleared.
      
      This can happen if a lease is added with an `until` timeslice that lies
      in a region whose sale has already started or has passed, even if the
      timeslice itself hasn't passed.
      
      This solves that issue in a minimal way, with all expired leases being
      cleaned up in each sale rotation, not just the ones that are expiring in
      the coming region.
      
      TODO:
      - [x] Write test
      2ea6bcf1
    • Alexander Samusev's avatar
      [ci] Remove path from check-workspace GHA trigger (#3255) · 2556e33f
      Alexander Samusev authored
      In order to make the action `Required` it should run always.
      
      cc @ggwpez
      2556e33f
  2. Feb 06, 2024
    • Andrei Eres's avatar
      subsystem-bench: Prepare CI output (#3158) · 9e6298e7
      Andrei Eres authored
      
      
      1. Benchmark results are collected in a single struct.
      2. The output of the results is prettified.
      3. The result struct used to save the output as a yaml and store it in
      artifacts in a CI job.
      
      ```
      $ cargo run -p polkadot-subsystem-bench --release -- test-sequence --path polkadot/node/subsystem-bench/examples/availability_read.yaml | tee output.txt
      $ cat output.txt
      
      polkadot/node/subsystem-bench/examples/availability_read.yaml #1
      
      Network usage, KiB                     total   per block
      Received from peers               510796.000  170265.333
      Sent to peers                        221.000      73.667
      
      CPU usage, s                           total   per block
      availability-recovery                 38.671      12.890
      Test environment                       0.255       0.085
      
      
      polkadot/node/subsystem-bench/examples/availability_read.yaml #2
      
      Network usage, KiB                     total   per block
      Received from peers               413633.000  137877.667
      Sent to peers                        353.000     117.667
      
      CPU usage, s                           total   per block
      availability-recovery                 52.630      17.543
      Test environment                       0.271       0.090
      
      
      polkadot/node/subsystem-bench/examples/availability_read.yaml #3
      
      Network usage, KiB                     total   per block
      Received from peers               424379.000  141459.667
      Sent to peers                        703.000     234.333
      
      CPU usage, s                           total   per block
      availability-recovery                 51.128      17.043
      Test environment                       0.502       0.167
      
      ```
      
      ```
      $ cargo run -p polkadot-subsystem-bench --release -- --ci test-sequence --path polkadot/node/subsystem-bench/examples/availability_read.yaml | tee output.txt
      $ cat output.txt
      - benchmark_name: 'polkadot/node/subsystem-bench/examples/availability_read.yaml #1'
        network:
        - resource: Received from peers
          total: 509011.0
          per_block: 169670.33333333334
        - resource: Sent to peers
          total: 220.0
          per_block: 73.33333333333333
        cpu:
        - resource: availability-recovery
          total: 31.845848445
          per_block: 10.615282815
        - resource: Test environment
          total: 0.23582828799999941
          per_block: 0.07860942933333313
      
      - benchmark_name: 'polkadot/node/subsystem-bench/examples/availability_read.yaml #2'
        network:
        - resource: Received from peers
          total: 411738.0
          per_block: 137246.0
        - resource: Sent to peers
          total: 351.0
          per_block: 117.0
        cpu:
        - resource: availability-recovery
          total: 18.93596025099999
          per_block: 6.31198675033333
        - resource: Test environment
          total: 0.2541994199999979
          per_block: 0.0847331399999993
      
      - benchmark_name: 'polkadot/node/subsystem-bench/examples/availability_read.yaml #3'
        network:
        - resource: Received from peers
          total: 424548.0
          per_block: 141516.0
        - resource: Sent to peers
          total: 703.0
          per_block: 234.33333333333334
        cpu:
        - resource: availability-recovery
          total: 16.54178526900001
          per_block: 5.513928423000003
        - resource: Test environment
          total: 0.43960946299999537
          per_block: 0.14653648766666513
      ```
      
      ---------
      
      Co-authored-by: default avatarAndrei Sandu <[email protected]>
      9e6298e7
    • Branislav Kontur's avatar
      [pallet_xcm] Forgotten migration to XCMv4 + added `try-state` to the `pallet_xcm` (#3228) · 8c1c99f0
      Branislav Kontur authored
      Relates to: https://github.com/paritytech/polkadot-sdk/issues/3214
      
      ## TODO
      
      - [ ] backport to the `1.7.0` release
      8c1c99f0
    • Koute's avatar
      Build more runtimes targeting PolkaVM (#3209) · 402b64ca
      Koute authored
      This PR improves compatibility with RISC-V and PolkaVM, allowing more
      runtimes to successfully compile.
      
      In particular, it makes the following changes:
      
      - The `sp-mmr-primitives` and `sp-consensus-beefy` crates
      unconditionally required an `std`-only dependency; now they only require
      those dependencies when the `std` feature is actually enabled. (Our
      RISC-V target is, unlike WASM, a true `no_std` target where you can't
      accidentally use stuff from `std` anymore.)
      - One of our dependencies (the `bitvec` trace) uses a crate called
      `radium` which doesn't compile under RISC-V due to incomplete
      autodetection logic in their `build.rs` file. The good news is that this
      is already fixed in the newest upstream version of `radium`, and the
      newest version of `bitvec` uses it. The bad news is that the newest
      version of `bitvec` is not currently released on crates.io, so we can't
      use it. I've [created an
      issue](https://github.com/ferrilab/ferrilab/issues/5) asking for a new
      release, but in the meantime I forked the currently used `radium` 0.7,
      [fixed the faulty
      logic](https://github.com/paritytech/radium-0.7-fork/commit/ed66c8a294b138c67f93499644051d97d4c7fbda)
      and used cargo's patching capabilities to use it for the RISC-V runtime
      builds. This might be a little hacky, but it is the least intrusive way
      to fix the problem, doesn't affect WASM builds at all, and we can
      trivially remove it once a new `bitvec` is released.
      - The new runtimes are added to the CI to make sure their compilation
      doesn't break.
      402b64ca
    • Svyatoslav Nikolsky's avatar
      Introduce submit_finality_proof_ex call to bridges GRANDPA pallet (#3225) · a4622071
      Svyatoslav Nikolsky authored
      backport of
      https://github.com/paritytech/parity-bridges-common/pull/2821 (see
      detailed description there)
      a4622071
    • Squirrel's avatar
      sp-std -> core (#3199) · bc2e5e1f
      Squirrel authored
      First in a series of PRs that reduces our use of sp-std with a view to
      deprecating it.
      
      This is just looking at /substrate and moving some of the references
      from `sp-std` to `core`.
      These particular changes should be uncontroversial.
      
      Where macros are used `::core` should be used to remove any ambiguity.
      
      part of https://github.com/paritytech/polkadot-sdk/issues/2101
      bc2e5e1f
    • Oliver Tale-Yazdi's avatar
      Ranked collective `Add`+`Remove` origins (#3212) · c552fb54
      Oliver Tale-Yazdi authored
      
      
      Superseeds https://github.com/paritytech/polkadot-sdk/pull/1245  
      
      This PR is a migration of the
      https://github.com/paritytech/substrate/pull/14577.
      
      The PR added associated types (`AddOrigin` & `RemoveOrigin`) to
      `Config`. It allows you to decouple types and areas of responsibility,
      since at the moment the same types are responsible for adding and
      promoting(removing and demoting). This will improve the flexibility of
      the pallet configuration.
      
      ```
      /// The origin required to add a member.
      type AddOrigin: EnsureOrigin<Self::RuntimeOrigin, Success = ()>;
      
      /// The origin required to remove a member. The success value indicates the
      /// maximum rank *from which* the removal may be.
      type RemoveOrigin: EnsureOrigin<Self::RuntimeOrigin, Success = Rank>;
      ```
      To achieve the backward compatibility, the users of the pallet can use
      the old type via the new morph:
      
      ```
      type AddOrigin = MapSuccess<Self::PromoteOrigin, Ignore>;
      type RemoveOrigin = Self::DemoteOrigin;
      ```
      
      ---------
      
      Signed-off-by: default avatarOliver Tale-Yazdi <[email protected]>
      Co-authored-by: default avatarPraetorP <[email protected]>
      Co-authored-by: default avatarPavel Orlov <[email protected]>
      c552fb54
    • Alin Dima's avatar
      prospective-parachains: respond with multiple backable candidates (#3160) · 7df1ae3b
      Alin Dima authored
      Fixes https://github.com/paritytech/polkadot-sdk/issues/3129
      7df1ae3b
  3. Feb 05, 2024
    • dependabot[bot]'s avatar
      Bump indicatif from 0.17.6 to 0.17.7 (#3200) · 53f615de
      dependabot[bot] authored
      
      
      Bumps [indicatif](https://github.com/console-rs/indicatif) from 0.17.6
      to 0.17.7.
      <details>
      <summary>Commits</summary>
      <ul>
      <li><a
      href="https://github.com/console-rs/indicatif/commit/0c037edc86449d84aa457d7d5db80b4166c18d6b"><code>0c037ed</code></a>
      Bump version to 0.17.7 (<a
      href="https://redirect.github.com/console-rs/indicatif/issues/589">#589</a>)</li>
      <li><a
      href="https://github.com/console-rs/indicatif/commit/44610121c8c0343428c12992a5bbf21255d4120b"><code>4461012</code></a>
      Fix attempt to subtract with overflow (<a
      href="https://redirect.github.com/console-rs/indicatif/issues/582">#582</a>)
      (<a
      href="https://redirect.github.com/console-rs/indicatif/issues/586">#586</a>)</li>
      <li><a
      href="https://github.com/console-rs/indicatif/commit/257d3ecc39f60a366bde98c11c4c703f91d53347"><code>257d3ec</code></a>
      Bump actions/checkout from 3 to 4</li>
      <li><a
      href="https://github.com/console-rs/indicatif/commit/40b40d29b6d06ae18c40b829f77e9c43bcebd7af"><code>40b40d2</code></a>
      fix unnecessary vec! lint instances</li>
      <li><a
      href="https://github.com/console-rs/indicatif/commit/a5a8524b4a62ac97229df5beeeff55c928e051fe"><code>a5a8524</code></a>
      Tick ProgressTrackers before drawing</li>
      <li><a
      href="https://github.com/console-rs/indicatif/commit/75fca29bdb9e1164092d2b40d46d9b9c3d9581f1"><code>75fca29</code></a>
      Add scheduled CI runs every week</li>
      <li><a
      href="https://github.com/console-rs/indicatif/commit/c0ea468ac3bd7ab9abab86a3fd3b251f7cef83b8"><code>c0ea468</code></a>
      Upgrade to 2021 edition</li>
      <li><a
      href="https://github.com/console-rs/indicatif/commit/73a67f8e517c64f919ce51ce62e7c5bf3cb95974"><code>73a67f8</code></a>
      Bump MSRV to 1.63 for tokio 1.30</li>
      <li><a
      href="https://github.com/console-rs/indicatif/commit/de090172485c7638a016b984e0c7c54e40919d34"><code>de09017</code></a>
      Reorder Cargo metadata fields</li>
      <li><a
      href="https://github.com/console-rs/indicatif/commit/cee6fd4fcf85c4eda3a6e5dfb555f8a9c6c62edd"><code>cee6fd4</code></a>
      Fix a potential overflow with a saturating add.</li>
      <li>Additional commits viewable in <a
      href="https://github.com/console-rs/indicatif/compare/0.17.6...0.17.7">compare
      view</a></li>
      </ul>
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      Dependabot will resolve any conflicts with this PR as long as you don't
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      [//]: # (dependabot-automerge-start)
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      Signed-off-by: default avatardependabot[bot] <[email protected]>
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      53f615de
    • Alexandru Gheorghe's avatar
      Introduce approval-voting/distribution benchmark (#2621) · f9f88688
      Alexandru Gheorghe authored
      
      
      ## Summary
      Built on top of the tooling and ideas introduced in
      https://github.com/paritytech/polkadot-sdk/pull/2528, this PR introduces
      a synthetic benchmark for measuring and assessing the performance
      characteristics of the approval-voting and approval-distribution
      subsystems.
      
      Currently this allows, us to simulate the behaviours of these systems
      based on the following dimensions:
      ```
      TestConfiguration:
      # Test 1
      - objective: !ApprovalsTest
          last_considered_tranche: 89
          min_coalesce: 1
          max_coalesce: 6
          enable_assignments_v2: true
          send_till_tranche: 60
          stop_when_approved: false
          coalesce_tranche_diff: 12
          workdir_prefix: "/tmp"
          num_no_shows_per_candidate: 0
          approval_distribution_expected_tof: 6.0
          approval_distribution_cpu_ms: 3.0
          approval_voting_cpu_ms: 4.30
        n_validators: 500
        n_cores: 100
        n_included_candidates: 100
        min_pov_size: 1120
        max_pov_size: 5120
        peer_bandwidth: 524288000000
        bandwidth: 524288000000
        latency:
          min_latency:
            secs: 0
            nanos: 1000000
          max_latency:
            secs: 0
            nanos: 100000000
        error: 0
        num_blocks: 10
      ```
      
      ## The approach
      1. We build a real overseer with the real implementations for
      approval-voting and approval-distribution subsystems.
      2. For a given network size, for each validator we pre-computed all
      potential assignments and approvals it would send, because this a
      computation heavy operation this will be cached on a file on disk and be
      re-used if the generation parameters don't change.
      3. The messages will be sent accordingly to the configured parameters
      and those are split into 3 main benchmarking scenarios.
      
      ## Benchmarking scenarios
      
      ### Best case scenario *approvals_throughput_best_case.yaml*
      It send to the approval-distribution only the minimum required tranche
      to gathered the needed_approvals, so that a candidate is approved.
      
      ### Behaviour in the presence of no-shows *approvals_no_shows.yaml*
      It sends the tranche needed to approve a candidate when we have a
      maximum of *num_no_shows_per_candidate* tranches with no-shows for each
      candidate.
      
      ### Maximum throughput *approvals_throughput.yaml*
      It sends all the tranches for each block and measures the used CPU and
      necessary network bandwidth. by the approval-voting and
      approval-distribution subsystem.
      
      ## How to run it
      ```
      cargo run -p polkadot-subsystem-bench --release -- test-sequence --path polkadot/node/subsystem-bench/examples/approvals_throughput.yaml
      ```
      
      ## Evaluating performance
      ### Use the real subsystems metrics
      If you follow the steps in
      https://github.com/paritytech/polkadot-sdk/tree/master/polkadot/node/subsystem-bench#install-grafana
      for installing locally prometheus and grafana, all real metrics for the
      `approval-distribution`, `approval-voting` and overseer are available.
      E.g:
      <img width="2149" alt="Screenshot 2023-12-05 at 11 07 46"
      src="https://github.com/paritytech/polkadot-sdk/assets/49718502/cb8ae2dd-178b-4922-bfa4-dc37e572ed38">
      
      <img width="2551" alt="Screenshot 2023-12-05 at 11 09 42"
      src="https://github.com/paritytech/polkadot-sdk/assets/49718502/8b4542ba-88b9-46f9-9b70-cc345366081b">
      
      <img width="2154" alt="Screenshot 2023-12-05 at 11 10 15"
      src="https://github.com/paritytech/polkadot-sdk/assets/49718502/b8874d8d-632e-443a-9840-14ad8e90c54f">
      
      <img width="2535" alt="Screenshot 2023-12-05 at 11 10 52"
      src="https://github.com/paritytech/polkadot-sdk/assets/49718502/779a439f-fd18-4985-bb80-85d5afad78e2">
      
      ### Profile with pyroscope
      1. Setup pyroscope following the steps in
      https://github.com/paritytech/polkadot-sdk/tree/master/polkadot/node/subsystem-bench#install-pyroscope,
      then run any of the benchmark scenario with `--profile` as the
      arguments.
      2. Open the pyroscope dashboard in grafana, e.g:
      <img width="2544" alt="Screenshot 2024-01-09 at 17 09 58"
      src="https://github.com/paritytech/polkadot-sdk/assets/49718502/58f50c99-a910-4d20-951a-8b16639303d9">
      
      
      
      ### Useful  logs
      1. Network bandwidth requirements:
      ```
      Payload bytes received from peers: 503993 KiB total, 50399 KiB/block
      Payload bytes sent to peers: 629971 KiB total, 62997 KiB/block
      ```
      
      2. Cpu usage by the approval-distribution/approval-voting subsystems.
      ```
      approval-distribution CPU usage 84.061s
      approval-distribution CPU usage per block 8.406s
      approval-voting CPU usage 96.532s
      approval-voting CPU usage per block 9.653s
      ```
      
      3. Time passed until a given block is approved
      ```
       Chain selection approved  after 3500 ms hash=0x0101010101010101010101010101010101010101010101010101010101010101
      Chain selection approved  after 4500 ms hash=0x0202020202020202020202020202020202020202020202020202020202020202
      ```
      
      ### Using benchmark to quantify improvements from
      https://github.com/paritytech/polkadot-sdk/pull/1178 +
      https://github.com/paritytech/polkadot-sdk/pull/1191
      
      Using a versi-node we compare the scenarios where all new optimisations
      are disabled with a scenarios where tranche0 assignments are sent in a
      single message and a conservative simulation where the coalescing of
      approvals gives us just 50% reduction in the number of messages we send.
      
      Overall, what we see is a speedup of around 30-40% in the time it takes
      to process the necessary messages and a 30-40% reduction in the
      necessary bandwidth.
      
      #### Best case scenario comparison(minimum required tranches sent).
      Unoptimised
      ```
          Number of blocks: 10
          Payload bytes received from peers: 53289 KiB total, 5328 KiB/block
          Payload bytes sent to peers: 52489 KiB total, 5248 KiB/block
          approval-distribution CPU usage 6.732s
          approval-distribution CPU usage per block 0.673s
          approval-voting CPU usage 9.523s
          approval-voting CPU usage per block 0.952s
      ```
      
      vs Optimisation enabled
      ```
         Number of blocks: 10
         Payload bytes received from peers: 32141 KiB total, 3214 KiB/block
         Payload bytes sent to peers: 37314 KiB total, 3731 KiB/block
         approval-distribution CPU usage 4.658s
         approval-distribution CPU usage per block 0.466s
         approval-voting CPU usage 6.236s
         approval-voting CPU usage per block 0.624s
      ```
      
      #### Worst case all tranches sent, very unlikely happens when sharding
      breaks.
      
      Unoptimised
      ```
         Number of blocks: 10
         Payload bytes received from peers: 746393 KiB total, 74639 KiB/block
         Payload bytes sent to peers: 729151 KiB total, 72915 KiB/block
         approval-distribution CPU usage 118.681s
         approval-distribution CPU usage per block 11.868s
         approval-voting CPU usage 124.118s
         approval-voting CPU usage per block 12.412s
      ```
      
      vs optimised
      ```
          Number of blocks: 10
          Payload bytes received from peers: 503993 KiB total, 50399 KiB/block
          Payload bytes sent to peers: 629971 KiB total, 62997 KiB/block
          approval-distribution CPU usage 84.061s
          approval-distribution CPU usage per block 8.406s
          approval-voting CPU usage 96.532s
          approval-voting CPU usage per block 9.653s
      ```
      
      
      ## TODOs
      [x] Polish implementation.
      [x] Use what we have so far to evaluate
      https://github.com/paritytech/polkadot-sdk/pull/1191 before merging.
      [x] List of features and additional dimensions we want to use for
      benchmarking.
      [x] Run benchmark on hardware similar with versi and kusama nodes.
      [ ] Add benchmark to be run in CI for catching regression in
      performance.
      [ ] Rebase on latest changes for network emulation.
      
      ---------
      
      Signed-off-by: default avatarAndrei Sandu <[email protected]>
      Signed-off-by: default avatarAlexandru Gheorghe <[email protected]>
      Co-authored-by: default avatarAndrei Sandu <[email protected]>
      Co-authored-by: default avatarAndrei Sandu <[email protected]>
      f9f88688
    • dependabot[bot]'s avatar
      Bump paritytech/review-bot from 2.3.0 to 2.4.0 (#3119) · 90849b66
      dependabot[bot] authored
      
      
      Bumps [paritytech/review-bot](https://github.com/paritytech/review-bot)
      from 2.3.0 to 2.4.0.
      <details>
      <summary>Release notes</summary>
      <p><em>Sourced from <a
      href="https://github.com/paritytech/review-bot/releases">paritytech/review-bot's
      releases</a>.</em></p>
      <blockquote>
      <h2>v2.4.0</h2>
      <h2>What's Changed</h2>
      <ul>
      <li>Updated node and dependencies by <a
      href="https://github.com/Bullrich"><code>@​Bullrich</code></a> in <a
      href="https://redirect.github.com/paritytech/review-bot/pull/111">paritytech/review-bot#111</a></li>
      <li>Refactor of failed reviews objects by <a
      href="https://github.com/Bullrich"><code>@​Bullrich</code></a> in <a
      href="https://redirect.github.com/paritytech/review-bot/pull/112">paritytech/review-bot#112</a></li>
      <li>Added required score grouping to fellows reviews by <a
      href="https://github.com/Bullrich"><code>@​Bullrich</code></a> in <a
      href="https://redirect.github.com/paritytech/review-bot/pull/113">paritytech/review-bot#113</a></li>
      </ul>
      <p><strong>Full Changelog</strong>: <a
      href="https://github.com/paritytech/review-bot/compare/v2.3.1...v2.4.0">https://github.com/paritytech/review-bot/compare/v2.3.1...v2.4.0</a></p>
      <h2>v2.3.1</h2>
      <h2>What's Changed</h2>
      <ul>
      <li>Fellows: Added search of super identity by <a
      href="https://github.com/Bullrich"><code>@​Bullrich</code></a> in <a
      href="https://redirect.github.com/paritytech/review-bot/pull/108">paritytech/review-bot#108</a></li>
      </ul>
      <p><strong>Full Changelog</strong>: <a
      href="https://github.com/paritytech/review-bot/compare/v2.3.0...v2.3.1">https://github.com/paritytech/review-bot/compare/v2.3.0...v2.3.1</a></p>
      </blockquote>
      </details>
      <details>
      <summary>Commits</summary>
      <ul>
      <li><a
      href="https://github.com/paritytech/review-bot/commit/280018363a131c5b59fcdb9c6f1a85a50bdb31e9"><code>2800183</code></a>
      Added required score grouping to fellows reviews (<a
      href="https://redirect.github.com/paritytech/review-bot/issues/113">#113</a>)</li>
      <li><a
      href="https://github.com/paritytech/review-bot/commit/53718073fee3b3af31a9d1bba9c900d989699e55"><code>5371807</code></a>
      Refactor of failed reviews objects (<a
      href="https://redirect.github.com/paritytech/review-bot/issues/112">#112</a>)</li>
      <li><a
      href="https://github.com/paritytech/review-bot/commit/5f58f48fed7d174d382989940cbbf47dbd5ee41e"><code>5f58f48</code></a>
      Updated node and dependencies (<a
      href="https://redirect.github.com/paritytech/review-bot/issues/111">#111</a>)</li>
      <li><a
      href="https://github.com/paritytech/review-bot/commit/4ea00441b921cfdbbd47dcd95f1f6e3e0ab0b691"><code>4ea0044</code></a>
      Fellows: Added search of super identity (<a
      href="https://redirect.github.com/paritytech/review-bot/issues/108">#108</a>)</li>
      <li>See full diff in <a
      href="https://github.com/paritytech/review-bot/compare/v2.3.0...v2.4.0">compare
      view</a></li>
      </ul>
      </details>
      <br />
      
      
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      90849b66
  4. Feb 03, 2024
    • Nazar Mokrynskyi's avatar
      Expose internal functions used by `spawn_tasks` (#3166) · 12e5e19c
      Nazar Mokrynskyi authored
      
      
      This allows to build a custom version of `spawn_tasks` with less
      copy-paste required.
      
      Resolves https://github.com/paritytech/polkadot-sdk/issues/2110
      
      ---------
      
      Co-authored-by: default avatarBastian Köcher <[email protected]>
      12e5e19c
    • Cyrill Leutwiler's avatar
      Contracts: Stabilize `caller_is_root` API (#3154) · 966a8864
      Cyrill Leutwiler authored
      
      
      Can this API be marked stable? Implemented in [solang
      here](https://github.com/hyperledger/solang/pull/1620)
      
      ---------
      
      Signed-off-by: default avatarCyrill Leutwiler <[email protected]>
      966a8864
    • Koute's avatar
      Initial support for building RISC-V runtimes targeting PolkaVM (#3179) · e349fc9e
      Koute authored
      This PR adds initial support for building RISC-V runtimes targeting
      PolkaVM.
      
      - Setting the `SUBSTRATE_RUNTIME_TARGET=riscv` environment variable will
      now build a RISC-V runtime instead of a WASM runtime.
      - This only adds support for *building* runtimes; running them will need
      a PolkaVM-based executor, which I will add in a future PR.
      - Only building the minimal runtime is supported (building the Polkadot
      runtime doesn't work *yet* due to one of the dependencies).
      - The builder now sets a `substrate_runtime` cfg flag when building the
      runtimes, with the idea being that instead of doing `#[cfg(not(feature =
      "std"))]` or `#[cfg(target_arch = "wasm32")]` to detect that we're
      building a runtime you'll do `#[cfg(substrate_runtime)]`. (Switching the
      whole codebase to use this will be done in a future PR; I deliberately
      didn't do this here to keep this PR minimal and reviewable.)
      - Further renaming of things (e.g. types, environment variables and proc
      macro attributes having "wasm" in their name) to be target-agnostic will
      also be done in a future refactoring PR (while keeping backwards
      compatibility where it makes sense; I don't intend to break anyone's
      workflow or create unnecessary churn).
      - This PR also fixes two bugs in the `wasm-builder` crate:
      * The `RUSTC` environment variable is now removed when invoking the
      compiler. This prevents the toolchain version from being overridden when
      called from a `build.rs` script.
      * When parsing the `rustup toolchain list` output the `(default)` is now
      properly stripped and not treated as part of the version.
      - I've also added a minimal CI job that makes sure this doesn't break in
      the future. (cc @paritytech/ci)
      
      cc @athei
      
      
      
      ------
      
      Also, just a fun little tidbit: quickly comparing the size of the built
      runtimes it seems that the PolkaVM runtime is slightly smaller than the
      WASM one. (`production` build, with the `names` section substracted from
      the WASM's size to keep things fair, since for the PolkaVM runtime we're
      currently stripping out everything)
      
      - `.wasm`: 625505 bytes
      - `.wasm` (after wasm-opt -O3): 563205 bytes
      - `.wasm` (after wasm-opt -Os): 562987 bytes
      - `.wasm` (after wasm-opt -Oz): 536852 bytes
      - `.polkavm`: ~~580338 bytes~~ 550476 bytes (after enabling extra target
      features; I'll add those in another PR once we have an executor working)
      
      ---------
      
      Co-authored-by: default avatarBastian Köcher <[email protected]>
      e349fc9e
  5. Feb 02, 2024
    • dependabot[bot]'s avatar
      Bump wasmi from 0.31.0 to 0.31.2 (#3164) · 41db45a2
      dependabot[bot] authored
      
      
      Bumps [wasmi](https://github.com/paritytech/wasmi) from 0.31.0 to
      0.31.2.
      <details>
      <summary>Release notes</summary>
      <p><em>Sourced from <a
      href="https://github.com/paritytech/wasmi/releases">wasmi's
      releases</a>.</em></p>
      <blockquote>
      <h2>v0.31.1 - 2023-12-01</h2>
      <h3>Fixes</h3>
      <ul>
      <li>Fixed a bug, in the <code>wasmi</code> engine executor, that causes
      an out of bounds buffer write when calling or resuming a Wasm function
      with a high number of parameters from the host side.</li>
      </ul>
      </blockquote>
      </details>
      <details>
      <summary>Changelog</summary>
      <p><em>Sourced from <a
      href="https://github.com/paritytech/wasmi/blob/master/CHANGELOG.md">wasmi's
      changelog</a>.</em></p>
      <blockquote>
      <h1>Changelog</h1>
      <p>All notable changes to this project will be documented in this
      file.</p>
      <p>The format is loosely based on <a
      href="https://keepachangelog.com/en/1.0.0/">Keep a Changelog</a>,
      and this project adheres to <a
      href="https://semver.org/spec/v2.0.0.html">Semantic Versioning</a>.
      Additionally we have an <code>Internal</code> section for changes that
      are of interest to developers.</p>
      <p>Dates in this file are formattes as <code>YYYY-MM-DD</code>.</p>
      <h2>[<code>0.32.0-beta.5</code>] - 2024-01-15</h2>
      <p><strong>Note:</strong></p>
      <ul>
      <li>This is the beta of the upcoming <code>v0.32.0</code> release.
      This version is not production ready yet and might contain serious bugs.
      Please use this only for experimentation or at your own risk.</li>
      <li>Performance tests indicated that the new register-machine bytecode
      based
      Wasmi engine performance is very sensitive to hardware or OS specifics
      which may lead to very different performance characteristics.
      <ul>
      <li>We are working on fixing this until the stable release.</li>
      <li>Measurements concluded that execution performance can be equal or
      sometimes
      even surpass Wasm3 execution performance.</li>
      </ul>
      </li>
      </ul>
      <h3>Added</h3>
      <ul>
      <li>Added a new execution engine based on register-machine bytecode. (<a
      href="https://redirect.github.com/paritytech/wasmi/pull/729">paritytech/wasmi#729</a>)
      <ul>
      <li>The register-machine Wasmi <code>Engine</code> executes roughly
      80-100% faster and
      compiles roughly 30% slower according to benchmarks conducted so
      far.</li>
      </ul>
      </li>
      <li>Added <code>Module::new_unchecked</code> API. (<a
      href="https://redirect.github.com/paritytech/wasmi/pull/829">paritytech/wasmi#829</a>)
      <ul>
      <li>This allows to compile a Wasm module without Wasm validation which
      can be useful
      when users know that their inputs are valid Wasm binaries.</li>
      <li>This improves Wasm compilation performance for faster startup times
      by roughly 10-20%.</li>
      </ul>
      </li>
      <li>Added Wasm compilation modes. (<a
      href="https://redirect.github.com/paritytech/wasmi/pull/844">paritytech/wasmi#844</a>)
      <ul>
      <li>When using <code>Module::new</code> Wasmi eagerly compiles Wasm
      bytecode into Wasmi bytecode
      which is optimized for efficient execution. However, this compilation
      can become very
      costly especially for large Wasm binaries.</li>
      <li>The solution to this problem is to introduce new compilation modes,
      namely:
      <ul>
      <li><code>CompilationMode::Eager</code>: Eager compilation, what Wasmi
      did so far. (default)</li>
      <li><code>CompilationMode::LazyTranslation</code>: Eager Wasm validation
      and lazy Wasm translation.</li>
      <li><code>CompilationMode::Lazy</code>: Lazy Wasm validation and
      translation.</li>
      </ul>
      </li>
      <li>Benchmarks concluded that
      <ul>
      <li><code>CompilationMode::LazyTanslation</code>: Usually improves
      startup performance by a factor of 2 to 3.</li>
      <li><code>CompilationMode::Lazy</code>: Usually improves startup
      performance by a factor of up to 27.</li>
      </ul>
      </li>
      <li>Note that <code>CompilationMode::Lazy</code> can lead to partially
      validated Wasm modules
      which can introduce non-determinism when using different Wasm
      implementations.
      Therefore users should know what they are doing when using
      <code>CompilationMode::Lazy</code> if this is a concern.</li>
      <li>Enable lazy Wasm compilation with:
      <pre lang="rust"><code>let mut config = wasmi::Config::default();
      </code></pre>
      </li>
      </ul>
      </li>
      </ul>
      <!-- raw HTML omitted -->
      </blockquote>
      <p>... (truncated)</p>
      </details>
      <details>
      <summary>Commits</summary>
      <ul>
      <li><a
      href="https://github.com/paritytech/wasmi/commit/0218dfc74b4c4a83261d46d90ac83fb513fd6b3f"><code>0218dfc</code></a>
      Fix <code>InstanceCache</code> bug (<a
      href="https://redirect.github.com/paritytech/wasmi/issues/904">#904</a>)</li>
      <li><a
      href="https://github.com/paritytech/wasmi/commit/3fd0cc2b2d7b7a55142e6a6cffffbe4212ed00ae"><code>3fd0cc2</code></a>
      Bump <code>wasmi_arena</code> version (<a
      href="https://redirect.github.com/paritytech/wasmi/issues/903">#903</a>)</li>
      <li><a
      href="https://github.com/paritytech/wasmi/commit/86c874029eba5067f4ecd01bc3c4f6dacab5a16e"><code>86c8740</code></a>
      Fix <code>Sync</code> impl bug in <code>wasmi_arena</code> crate (<a
      href="https://redirect.github.com/paritytech/wasmi/issues/902">#902</a>)</li>
      <li><a
      href="https://github.com/paritytech/wasmi/commit/27def282b06613e770d0ab96de88b9909973a12b"><code>27def28</code></a>
      Bump actions/cache from 3 to 4 (<a
      href="https://redirect.github.com/paritytech/wasmi/issues/900">#900</a>)</li>
      <li><a
      href="https://github.com/paritytech/wasmi/commit/59f9acc4776c09a35c6d563609de6818e9b65084"><code>59f9acc</code></a>
      Fix typos (<a
      href="https://redirect.github.com/paritytech/wasmi/issues/899">#899</a>)</li>
      <li><a
      href="https://github.com/paritytech/wasmi/commit/4c06acd816ccde6f45f9cc16aac4e18d36066054"><code>4c06acd</code></a>
      Update and improve Wasmi's readme (<a
      href="https://redirect.github.com/paritytech/wasmi/issues/898">#898</a>)</li>
      <li><a
      href="https://github.com/paritytech/wasmi/commit/2354a20ecc5e4209af2ba7458a8c383789ad8b4f"><code>2354a20</code></a>
      Prepare release for Wasmi <code>v0.32.0 beta.5</code> (<a
      href="https://redirect.github.com/paritytech/wasmi/issues/893">#893</a>)</li>
      <li><a
      href="https://github.com/paritytech/wasmi/commit/a4dc251bf066c362a2fc6acf00da924659894c6d"><code>a4dc251</code></a>
      Fix heap buffer overflow due to Wasmi codegen bug (<a
      href="https://redirect.github.com/paritytech/wasmi/issues/892">#892</a>)</li>
      <li><a
      href="https://github.com/paritytech/wasmi/commit/e60da4979009370cb1149b29dbb612886854efa9"><code>e60da49</code></a>
      Add CI test job using LLVM's Address Sanitizer (<a
      href="https://redirect.github.com/paritytech/wasmi/issues/891">#891</a>)</li>
      <li><a
      href="https://github.com/paritytech/wasmi/commit/28c770ac9623d78ce10c67d9bec013e0d3a43bcb"><code>28c770a</code></a>
      Prepare release for Wasmi <code>v0.32.0-beta.4</code> (<a
      href="https://redirect.github.com/paritytech/wasmi/issues/889">#889</a>)</li>
      <li>Additional commits viewable in <a
      href="https://github.com/paritytech/wasmi/compare/v0.31.0...v0.31.2">compare
      view</a></li>
      </ul>
      </details>
      <br />
      
      
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      Dependabot will resolve any conflicts with this PR as long as you don't
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      [//]: # (dependabot-automerge-start)
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      41db45a2
    • Bastian Köcher's avatar
      Enable async backing by default for Rococo/Westend (#3162) · e0674cb3
      Bastian Köcher authored
      
      
      This change is mainly for people running the local variants. They can
      directly start with async backing.
      
      ---------
      
      Signed-off-by: default avatarAlexandru Gheorghe <[email protected]>
      Co-authored-by: default avatarAlexandru Gheorghe <[email protected]>
      e0674cb3
    • Tsvetomir Dimitrov's avatar
      Small fixes coretime related fixes (#3188) · 4d78c6eb
      Tsvetomir Dimitrov authored
      The PR contains small fixes for:
      * A test `HostConfig v11` storage migration - v11 was compared with
      itself instead of with `v10`.
      * Outdated comment for `ClaimQueue`
      * Typos
      4d78c6eb
    • Clara van Staden's avatar
      Removes Snowbridge parachain directory (#3186) · 2ab3f03f
      Clara van Staden authored
      Removes the `bridges/snowbridge/parachain` directory and moves
      everything up to under `snowbridge` directly. We are cleaning up our
      local dev env after merging our crates into the polkadot-sdk.
      
      ---------
      
      Co-authored-by: claravanstaden <Cats 4 life!>
      2ab3f03f
    • Marcin S.'s avatar
      Enable async backing on all testnet system chains (#2949) · 700d5f85
      Marcin S. authored
      
      
      Built on top of https://github.com/paritytech/polkadot-sdk/pull/2826/
      which was a trial run.
      
      Guide:
      https://github.com/w3f/polkadot-wiki/blob/master/docs/maintain/maintain-guides-async-backing.md
      
      ---------
      
      Signed-off-by: default avatargeorgepisaltu <[email protected]>
      Co-authored-by: default avatarBranislav Kontur <[email protected]>
      Co-authored-by: default avatarDónal Murray <[email protected]>
      Co-authored-by: default avatarDmitry Sinyavin <[email protected]>
      Co-authored-by: default avatars0me0ne-unkn0wn <[email protected]>
      Co-authored-by: default avatarSvyatoslav Nikolsky <[email protected]>
      Co-authored-by: default avatarBastian Köcher <[email protected]>
      Co-authored-by: default avatargeorgepisaltu <[email protected]>
      700d5f85
    • Branislav Kontur's avatar
      [cumulus] Improved check for sane bridge fees calculations (#3175) · 74b597fc
      Branislav Kontur authored
      ## TODO
      - [x] change constants when CI fails (should fail :) )
      
      ## Result
      
      On the AssetHubRococo: 1701175800126 -> 1700929825257 = 0.15 %
      decreased.
      ```
      # Before ( [xcm] Fix `SovereignPaidRemoteExporter` and `DepositAsset` handling (#3157))
      Feb 02 12:59:05.520 ERROR bridges::estimate: `bridging::XcmBridgeHubRouterBaseFee` actual value: 1701175800126 for runtime: statemine-1006000 (statemine-0.tx14.au1)    
      
      # After
      Feb 02 13:02:40.647 ERROR bridges::estimate: `bridging::XcmBridgeHubRouterBaseFee` actual value: 1700929825257 for runtime: statemine-1006000 (statemine-0.tx14.au1)    
      
      ```
      
      On the AssetHubWestend: 2116038876326 -> 1641718372993 = 22.4 %
      decreased.
      ```
      # Before ( [xcm] Fix `SovereignPaidRemoteExporter` and `DepositAsset` handling (#3157))
      Feb 02 12:56:00.880 ERROR bridges::estimate: `bridging::XcmBridgeHubRouterBaseFee` actual value: 2116038876326 for runtime: westmint-1006000 (westmint-0.tx14.au1)    
      
      
      # After
      Feb 02 13:04:42.515 ERROR bridges::estimate: `bridging::XcmBridgeHubRouterBaseFee` actual value: 1641718372993 for runtime: westmint-1006000 (westmint-0.tx14.au1)    
      ```
      74b597fc
    • Alexandru Gheorghe's avatar
      Fixup backing group computation time (#3170) · 5ba89217
      Alexandru Gheorghe authored
      
      
      Fixes: https://github.com/paritytech/polkadot-sdk/issues/3165
      
      ---------
      
      Signed-off-by: default avatarAlexandru Gheorghe <[email protected]>
      5ba89217
  6. Feb 01, 2024
  7. Jan 31, 2024
    • Pablo Andrés Dorado Suárez's avatar
      [Documentation] Add description for VoteTally's methods (#3140) · 8a8f6f98
      Pablo Andrés Dorado Suárez authored
      
      
      # Description
      
      While methods' names on [`VoteTally`][1] trait might be self-explanatory
      at first sight, the distinction between `support` and `approval` can be
      a bit ambiguous for some readers. This PR aims to clarify the
      distinction and inform about the expected values for every not yet
      documented method on this trait.
      
      # Checklist
      
      - [x] My PR includes a detailed description as outlined in the
      "Description" section above
      - [ ] My PR follows the [labeling requirements](CONTRIBUTING.md#Process)
      of this project (at minimum one label for `T`
        required)
      - [x] I have made corresponding changes to the documentation (if
      applicable)
      - [x] I have added tests that prove my fix is effective or that my
      feature works (if applicable)
      
      [1]:
      https://docs.rs/frame-support/latest/frame_support/traits/trait.VoteTally.html
      
      ---------
      
      Co-authored-by: default avatarBastian Köcher <[email protected]>
      8a8f6f98
    • Oliver Tale-Yazdi's avatar
      [FRAME] Make `core-fellowship` ans `salary` work for swapped members (#3156) · 07e55006
      Oliver Tale-Yazdi authored
      Fixup for https://github.com/paritytech/polkadot-sdk/pull/2587 to make
      the `core-fellowship` crate work with swapped members.
      
      Adds a `MemberSwappedHandler` to the `ranked-collective` pallet that are
      implemented by `core-fellowship+salary`.
      There is are exhaustive tests
      [here](https://github.com/paritytech/polkadot-sdk/blob/72aa7ac1/substrate/frame/core-fellowship/src/tests/integration.rs#L338)
      and
      [here](https://github.com/paritytech/polkadot-sdk/blob/ab3cdb05
      
      /substrate/frame/salary/src/tests/integration.rs#L224)
      to check that adding member `1` is equivalent to adding member `0` and
      then swapping.
      
      ---------
      
      Signed-off-by: default avatarOliver Tale-Yazdi <[email protected]>
      07e55006
    • Branislav Kontur's avatar
      [xcm] Fix `SovereignPaidRemoteExporter` and `DepositAsset` handling (#3157) · 6ea472ad
      Branislav Kontur authored
      This PR addresses two issues:
      - It modifies `DepositAsset`'s asset filter from `All` to
      `AllCounted(1)` to prevent potentially charging excessive weight/fees.
      This adjustment avoids situations where fees could be calculated based
      on the count of assets, as illustrated
      [here](https://github.com/paritytech/polkadot-sdk/blob/master/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/weights/xcm/mod.rs#L38-L46).
      - It encapsulates `DepositAsset` with `SetAppendix` to ensure that
      `fees` are not trapped in any case. For instance, this prevents issues
      when `ExportXcm::validate` encounters an error during the processing of
      `ExportMessage`.
      6ea472ad
    • dependabot[bot]'s avatar
      Bump bounded-collections from 0.1.9 to 0.2.0 (#3118) · 2adf499a
      dependabot[bot] authored
      
      
      Bumps [bounded-collections](https://github.com/paritytech/parity-common)
      from 0.1.9 to 0.2.0.
      <details>
      <summary>Commits</summary>
      <ul>
      <li>See full diff in <a
      href="https://github.com/paritytech/parity-common/commits/impl-rlp-v0.2.0">compare
      view</a></li>
      </ul>
      </details>
      <br />
      
      
      [![Dependabot compatibility
      score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=bounded-collections&package-manager=cargo&previous-version=0.1.9&new-version=0.2.0)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)
      
      Dependabot will resolve any conflicts with this PR as long as you don't
      alter it yourself. You can also trigger a rebase manually by commenting
      `@dependabot rebase`.
      
      [//]: # (dependabot-automerge-start)
      [//]: # (dependabot-automerge-end)
      
      ---
      
      <details>
      <summary>Dependabot commands and options</summary>
      <br />
      
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      Signed-off-by: default avatardependabot[bot] <[email protected]>
      Co-authored-by: default avatardependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
      Co-authored-by: default avatarLiam Aharon <[email protected]>
      2adf499a
    • Branislav Kontur's avatar
    • Alexandru Gheorghe's avatar
    • Adrian Catangiu's avatar
      xcm-executor: DepositReserveAsset charges delivery fees from inner assets (#3142) · 5354097a
      Adrian Catangiu authored
      
      
      This fix aims to solve an issue in Kusama that resulted in failed
      reserve asset transfers.
      
      During multi-hop XCMs, like reserve asset transfers where the reserve is
      not the sender nor the destination, but a third remote chain, the origin
      is not available to pay for delivery fees out of their account directly,
      so delivery fees should be paid out of transferred assets.
      
      This commit also adds an xcm-emulator regression test that validates
      this scenario is now working.
      
      Signed-off-by: default avatarAdrian Catangiu <[email protected]>
      Co-authored-by: default avatarFrancisco Aguirre <[email protected]>
      5354097a
    • Vladimir Istyufeev's avatar
      Use external reference for the CI image as before (#3153) · e757f811
      Vladimir Istyufeev authored
      Usual chore after bumping Rust toolchain version.
      e757f811
    • Branislav Kontur's avatar
      Fix for `poeple-*` benchmarks command + added them to CI (#3146) · 2aa7926c
      Branislav Kontur authored
      Found it when trying to run: 
      ```
      bot bench-all pallet --pallet=pallet_balances
      ```
      https://gitlab.parity.io/parity/mirrors/polkadot-sdk/-/jobs/5081585
      
      ## TODO
      - [x] check/fix command bot for `people-westend-dev` /
      `people-rococo-dev`
      https://github.com/paritytech/command-bot-scripts/pull/67
      2aa7926c
    • Branislav Kontur's avatar
      [frame] `#[pallet::composite_enum]` improved variant count handling + removed... · bb8ddc46
      Branislav Kontur authored
      [frame] `#[pallet::composite_enum]` improved variant count handling + removed `pallet_balances`'s `MaxHolds` config (#2657)
      
      I started this investigation/issue based on @liamaharon
      
       question
      [here](https://github.com/paritytech/polkadot-sdk/pull/1801#discussion_r1410452499).
      
      ## Problem
      
      The `pallet_balances` integrity test should correctly detect that the
      runtime has correct distinct `HoldReasons` variant count. I assume the
      same situation exists for RuntimeFreezeReason.
      
      It is not a critical problem, if we set `MaxHolds` with a sufficiently
      large value, everything should be ok. However, in this case, the
      integrity_test check becomes less useful.
      
      **Situation for "any" runtime:**
      - `HoldReason` enums from different pallets:
      ```rust
              /// from pallet_nis
              #[pallet::composite_enum]
      	pub enum HoldReason {
      		NftReceipt,
      	}
      
              /// from pallet_preimage
              #[pallet::composite_enum]
      	pub enum HoldReason {
      		Preimage,
      	}
      
              // from pallet_state-trie-migration
              #[pallet::composite_enum]
      	pub enum HoldReason {
      		SlashForContinueMigrate,
      		SlashForMigrateCustomTop,
      		SlashForMigrateCustomChild,
      	}
      ```
      
      - generated `RuntimeHoldReason` enum looks like:
      ```rust
      pub enum RuntimeHoldReason {
      
          #[codec(index = 32u8)]
          Preimage(pallet_preimage::HoldReason),
      
          #[codec(index = 38u8)]
          Nis(pallet_nis::HoldReason),
      
          #[codec(index = 42u8)]
          StateTrieMigration(pallet_state_trie_migration::HoldReason),
      }
      ```
      
      - composite enum `RuntimeHoldReason` variant count is detected as `3`
      - we set `type MaxHolds = ConstU32<3>`
      - `pallet_balances::integrity_test` is ok with `3`(at least 3)
      
      However, the real problem can occur in a live runtime where some
      functionality might stop working. This is due to a total of 5 distinct
      hold reasons (for pallets with multi-instance support, it is even more),
      and not all of them can be used because of an incorrect `MaxHolds`,
      which is deemed acceptable according to the `integrity_test`:
        ```
        // pseudo-code - if we try to call all of these:
      
      T::Currency::hold(&pallet_nis::HoldReason::NftReceipt.into(),
      &nft_owner, deposit)?;
      T::Currency::hold(&pallet_preimage::HoldReason::Preimage.into(),
      &nft_owner, deposit)?;
      
      T::Currency::hold(&pallet_state_trie_migration::HoldReason::SlashForContinueMigrate.into(),
      &nft_owner, deposit)?;
      
        // With `type MaxHolds = ConstU32<3>` these two will fail
      
      T::Currency::hold(&pallet_state_trie_migration::HoldReason::SlashForMigrateCustomTop.into(),
      &nft_owner, deposit)?;
      
      T::Currency::hold(&pallet_state_trie_migration::HoldReason::SlashForMigrateCustomChild.into(),
      &nft_owner, deposit)?;
        ```  
      
      
      ## Solutions
      
      A macro `#[pallet::*]` expansion is extended of `VariantCount`
      implementation for the `#[pallet::composite_enum]` enum type. This
      expansion generates the `VariantCount` implementation for pallets'
      `HoldReason`, `FreezeReason`, `LockId`, and `SlashReason`. Enum variants
      must be plain enum values without fields to ensure a deterministic
      count.
      
      The composite runtime enum, `RuntimeHoldReason` and
      `RuntimeFreezeReason`, now sets `VariantCount::VARIANT_COUNT` as the sum
      of pallets' enum `VariantCount::VARIANT_COUNT`:
      ```rust
      #[frame_support::pallet(dev_mode)]
      mod module_single_instance {
      
      	#[pallet::composite_enum]
      	pub enum HoldReason {
      		ModuleSingleInstanceReason1,
      		ModuleSingleInstanceReason2,
      	}
      ...
      }
      
      #[frame_support::pallet(dev_mode)]
      mod module_multi_instance {
      
      	#[pallet::composite_enum]
      	pub enum HoldReason<I: 'static = ()> {
      		ModuleMultiInstanceReason1,
      		ModuleMultiInstanceReason2,
      		ModuleMultiInstanceReason3,
      	}
      ...
      }
      
      
      impl self::sp_api_hidden_includes_construct_runtime::hidden_include::traits::VariantCount
          for RuntimeHoldReason
      {
          const VARIANT_COUNT: u32 = 0
              + module_single_instance::HoldReason::VARIANT_COUNT
              + module_multi_instance::HoldReason::<module_multi_instance::Instance1>::VARIANT_COUNT
              + module_multi_instance::HoldReason::<module_multi_instance::Instance2>::VARIANT_COUNT
              + module_multi_instance::HoldReason::<module_multi_instance::Instance3>::VARIANT_COUNT;
      }
      ```
      
      In addition, `MaxHolds` is removed (as suggested
      [here](https://github.com/paritytech/polkadot-sdk/pull/2657#discussion_r1443324573))
      from `pallet_balances`, and its `Holds` are now bounded to
      `RuntimeHoldReason::VARIANT_COUNT`. Therefore, there is no need to let
      the runtime specify `MaxHolds`.
      
      
      ## For reviewers
      
      Relevant changes can be found here:
      - `substrate/frame/support/procedural/src/lib.rs` 
      -  `substrate/frame/support/procedural/src/pallet/parse/composite.rs`
      -  `substrate/frame/support/procedural/src/pallet/expand/composite.rs`
      -
      `substrate/frame/support/procedural/src/construct_runtime/expand/composite_helper.rs`
      -
      `substrate/frame/support/procedural/src/construct_runtime/expand/hold_reason.rs`
      -
      `substrate/frame/support/procedural/src/construct_runtime/expand/freeze_reason.rs`
      - `substrate/frame/support/src/traits/misc.rs`
      
      And the rest of the files is just about removed `MaxHolds` from
      `pallet_balances`
      
      ## Next steps
      
      Do the same for `MaxFreezes`
      https://github.com/paritytech/polkadot-sdk/issues/2997.
      
      ---------
      
      Co-authored-by: command-bot <>
      Co-authored-by: default avatarBastian Köcher <[email protected]>
      Co-authored-by: default avatarDónal Murray <[email protected]>
      Co-authored-by: default avatargupnik <[email protected]>
      bb8ddc46
    • Francisco Aguirre's avatar
      Add limits to XCMv4 (#3114) · cc4805b5
      Francisco Aguirre authored
      
      
      Some more work regarding XCMv4. Two limits from v3 were not transferred
      over, those are:
      - The instructions limit
      - The number of assets limit
      Both of these are now in v4.
      
      For some reason `AssetInstance` increased in size, don't know why CI
      didn't catch that before.
      
      ---------
      
      Co-authored-by: default avatarBastian Köcher <[email protected]>
      Co-authored-by: command-bot <>
      cc4805b5
    • Branislav Kontur's avatar
      [cumulus] `parachains-common` testnet constants cleaning (#3134) · 4450b615
      Branislav Kontur authored
      
      
      The `parachains-common` contains a lots of constants and type
      definitions which are used for `polkadot-sdk`'s testnet runtimes and
      also for `polkadot-fellows`'s production [SP
      runtimes](https://github.com/polkadot-fellows/runtimes/tree/main/system-parachains/constants).
      This PR cleans `parachains-common` module to contain only common and
      generic functionality.
      
      Testnet-specific constants have been moved to the separate module
      dedicated just for testnets:
      `polkadot-sdk/cumulus/parachains/runtimes/constants/`
      
      
      Part of: https://github.com/paritytech/polkadot-sdk/issues/3054
      
      ---------
      
      Co-authored-by: default avatargeorgepisaltu <[email protected]>
      4450b615
  8. Jan 30, 2024