Files
pezkuwi-subxt/substrate/frame/identity/src/migration.rs
T
Shawn Tabrizi 74f8db5def Assign unique storage names to pallets. (#5010)
* Assign unique storage names to pallets.

* Bump spec

* Upgrade logic for finality tracker (untested)

* Logic for migrating Identity (untested)

* Logic for migrating transaction-payment

* Fix tests

* Fix `decl_storage` build

* Contract -> Contracts

* Update Cargo.lock

* bump spec

* update migration

* Fix merge error

* Migration for contracts

* Remove serde

* Remove some illegal spaces and Options

* Fix types in identity.

* Minor variable rename

Co-authored-by: Gavin Wood <gavin@parity.io>
2020-03-14 12:44:48 +01:00

53 lines
2.0 KiB
Rust

// Copyright 2020 Parity Technologies (UK) Ltd.
// This file is part of Substrate.
// Substrate is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Substrate is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Substrate. If not, see <http://www.gnu.org/licenses/>.
//! Migration code to update storage.
use super::*;
use frame_support::storage::migration::{put_storage_value, take_storage_value, StorageIterator};
pub fn on_runtime_upgrade<T: Trait>() {
change_name_sudo_to_identity::<T>()
}
// Change the storage name used by this pallet from `Sudo` to `Identity`.
//
// Since the format of the storage items themselves have not changed, we do not
// need to keep track of a storage version. If the runtime does not need to be
// upgraded, nothing here will happen anyway.
fn change_name_sudo_to_identity<T: Trait>() {
sp_runtime::print("Migrating Identity.");
for (hash, identity_of) in StorageIterator::<Registration<BalanceOf<T>>>::new(b"Sudo", b"IdentityOf").drain() {
put_storage_value(b"Identity", b"IdentityOf", &hash, identity_of);
}
for (hash, super_of) in StorageIterator::<(T::AccountId, Data)>::new(b"Sudo", b"SuperOf").drain() {
put_storage_value(b"Identity", b"SuperOf", &hash, super_of);
}
for (hash, subs_of) in StorageIterator::<(BalanceOf<T>, Vec<T::AccountId>)>::new(b"Sudo", b"SubsOf").drain() {
put_storage_value(b"Identity", b"SubsOf", &hash, subs_of);
}
if let Some(registrars) = take_storage_value::<Vec<Option<RegistrarInfo<BalanceOf<T>, T::AccountId>>>>(b"Sudo", b"Registrars", &[]) {
put_storage_value(b"Identity", b"Registrars", &[], registrars);
}
sp_runtime::print("Done Identity.");
}