Allow staking miner to use different election algorithms (#3752)

* WIP

* Dry run cmd working

* Monitor cmd works

* Configure balance with parameter type

* Comments

* cleannnn

* Add balancing to PhragMMS

* Move OffchainRanomBalancing to common

* DRY mine_unchecked over config.solver

* FMT

* Apply suggestions from code review

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Improve docs for any_runtime_unit!

* Some cleanup

* fmt

* Correct capitilaztion

* Improve version mismatch log

* Revert "Improve version mismatch log"

This reverts commit 57570403f654f1efa4307956cda2de6f0c64f70a.

* Apply suggestions from code review

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Remove Balancing struct and use Balancing Parameter type instead

* update Substrate

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>
Co-authored-by: parity-processbot <>
This commit is contained in:
Zeke Mostov
2021-09-09 13:21:54 -07:00
committed by GitHub
parent 83a35874ee
commit b048be06fe
13 changed files with 395 additions and 272 deletions
@@ -18,20 +18,22 @@
use crate::{prelude::*, Error, SharedConfig};
use codec::Encode;
use frame_election_provider_support::SequentialPhragmen;
use std::io::Write;
macro_rules! emergency_solution_cmd_for { ($runtime:ident) => { paste::paste! {
/// Execute the emergency-solution command.
pub(crate) async fn [<emergency_solution_cmd_ $runtime>](
shared: SharedConfig,
) -> Result<(), Error> {
) -> Result<(), Error<$crate::[<$runtime _runtime_exports>]::Runtime>> {
use $crate::[<$runtime _runtime_exports>]::*;
let mut ext = crate::create_election_ext::<Runtime, Block>(shared.uri.clone(), None, vec![]).await?;
ext.execute_with(|| {
assert!(EPM::Pallet::<Runtime>::current_phase().is_emergency());
// NOTE: this internally calls feasibility_check, but we just re-do it here as an easy way
// to get a `ReadySolution`.
let (raw_solution, _) = <EPM::Pallet<Runtime>>::mine_solution(50)?;
let (raw_solution, _) =
<EPM::Pallet<Runtime>>::mine_solution::<SequentialPhragmen<AccountId, sp_runtime::Perbill>>()?;
log::info!(target: LOG_TARGET, "mined solution with {:?}", &raw_solution.score);
let ready_solution = EPM::Pallet::<Runtime>::feasibility_check(raw_solution, EPM::ElectionCompute::Signed)?;
let encoded_ready = ready_solution.encode();