mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-06-17 11:21:07 +00:00
David
62146d849d
* Update staking-miner * fmt * lockfile * Point to substrate companion branch * Revert "Point to substrate companion branch" This reverts commit 3f8afc5d3137614776f54c7dac3c9077268c5fe5. * Revert 3f8afc5d3137614776f54c7dac3c9077268c5fe5 * Remove `params` macro in favour of `rpc_macro` from jsonrpsee * update Cargo.lock * remove unused import Co-authored-by: Andronik Ordian <write@reusable.software>
80 lines
2.5 KiB
Rust
80 lines
2.5 KiB
Rust
// Copyright 2021 Parity Technologies (UK) Ltd.
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// This file is part of Polkadot.
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// Polkadot is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Polkadot is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
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//! Wrappers around creating a signer account.
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use crate::{prelude::*, rpc_helpers, AccountId, Error, Index, Pair, WsClient, LOG_TARGET};
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use sp_core::crypto::Pair as _;
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pub(crate) const SIGNER_ACCOUNT_WILL_EXIST: &str =
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"signer account is checked to exist upon startup; it can only die if it transfers funds out \
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of it, or get slashed. If it does not exist at this point, it is likely due to a bug, or the \
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signer got slashed. Terminating.";
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/// Some information about the signer. Redundant at this point, but makes life easier.
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#[derive(Clone)]
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pub(crate) struct Signer {
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/// The account id.
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pub(crate) account: AccountId,
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/// The full crypto key-pair.
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pub(crate) pair: Pair,
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}
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pub(crate) async fn get_account_info<T: frame_system::Config + EPM::Config>(
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client: &WsClient,
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who: &T::AccountId,
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maybe_at: Option<T::Hash>,
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) -> Result<Option<frame_system::AccountInfo<Index, T::AccountData>>, Error<T>> {
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rpc_helpers::get_storage::<frame_system::AccountInfo<Index, T::AccountData>>(
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client,
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jsonrpsee::rpc_params! {
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sp_core::storage::StorageKey(<frame_system::Account<T>>::hashed_key_for(&who)),
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maybe_at
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},
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)
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.await
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.map_err(Into::into)
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}
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/// Read the signer account's URI
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pub(crate) async fn signer_uri_from_string<
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T: frame_system::Config<
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AccountId = AccountId,
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Index = Index,
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AccountData = pallet_balances::AccountData<Balance>,
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> + EPM::Config,
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>(
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seed: &str,
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client: &WsClient,
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) -> Result<Signer, Error<T>> {
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let seed = seed.trim();
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let pair = Pair::from_string(seed, None)?;
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let account = T::AccountId::from(pair.public());
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let _info = get_account_info::<T>(client, &account, None)
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.await?
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.ok_or(Error::<T>::AccountDoesNotExists)?;
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log::info!(
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target: LOG_TARGET,
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"loaded account {:?}, free: {:?}, info: {:?}",
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&account,
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Token::from(_info.data.free),
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_info
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);
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Ok(Signer { account, pair })
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}
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