mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-06-23 12:01:07 +00:00
Vivek Pandya
bc53b9a03a
* Change copyright year to 2023 from 2022 * Fix incorrect update of copyright year * Remove years from copy right header * Fix remaining files * Fix typo in a header and remove update-copyright.sh
79 lines
2.4 KiB
Rust
79 lines
2.4 KiB
Rust
// This file is part of Substrate.
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// Copyright (C) Parity Technologies (UK) Ltd.
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// SPDX-License-Identifier: Apache-2.0
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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pub mod v1 {
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use frame_support::{
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storage::unhashed,
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traits::{Defensive, GetStorageVersion, OnRuntimeUpgrade},
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BoundedVec,
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};
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use sp_std::collections::btree_map::BTreeMap;
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use crate::*;
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pub struct MigrateToV1<T>(sp_std::marker::PhantomData<T>);
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impl<T: Config> OnRuntimeUpgrade for MigrateToV1<T> {
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fn on_runtime_upgrade() -> Weight {
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let current = Pallet::<T>::current_storage_version();
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let onchain = Pallet::<T>::on_chain_storage_version();
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log!(
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info,
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"Running migration with current storage version {:?} / onchain {:?}",
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current,
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onchain
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);
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if current == 1 && onchain == 0 {
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if SignedSubmissionIndices::<T>::exists() {
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// This needs to be tested at a both a block height where this value exists, and
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// when it doesn't.
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let now = frame_system::Pallet::<T>::block_number();
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let map = unhashed::get::<BTreeMap<ElectionScore, u32>>(
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&SignedSubmissionIndices::<T>::hashed_key(),
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)
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.defensive_unwrap_or_default();
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let vector = map
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.into_iter()
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.map(|(score, index)| (score, now, index))
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.collect::<Vec<_>>();
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log!(
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debug,
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"{:?} SignedSubmissionIndices read from storage (max: {:?})",
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vector.len(),
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T::SignedMaxSubmissions::get()
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);
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// defensive-only, assuming a constant `SignedMaxSubmissions`.
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let bounded = BoundedVec::<_, _>::truncate_from(vector);
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SignedSubmissionIndices::<T>::put(bounded);
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log!(info, "SignedSubmissionIndices existed and got migrated");
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} else {
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log!(info, "SignedSubmissionIndices did NOT exist.");
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}
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current.put::<Pallet<T>>();
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T::DbWeight::get().reads_writes(2, 1)
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} else {
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log!(info, "Migration did not execute. This probably should be removed");
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T::DbWeight::get().reads(1)
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}
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}
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}
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}
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