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Add sudo::remove_key (#2165)
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Changes:
- Adds a new call `remove_key` to the sudo pallet to permanently remove
the sudo key.
- Remove some clones and general maintenance

---------

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
Co-authored-by: Bastian Köcher <git@kchr.de>
Co-authored-by: command-bot <>
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@ggwpez @bkchr
ggwpez and bkchr authored Nov 8, 2023
1 parent 640e385 commit 9adb46c
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Showing 8 changed files with 240 additions and 160 deletions.
55 changes: 34 additions & 21 deletions polkadot/runtime/rococo/src/weights/pallet_sudo.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -17,24 +17,25 @@
//! Autogenerated weights for `pallet_sudo`
//!
//! THIS FILE WAS AUTO-GENERATED USING THE SUBSTRATE BENCHMARK CLI VERSION 4.0.0-dev
//! DATE: 2023-05-26, STEPS: `50`, REPEAT: `20`, LOW RANGE: `[]`, HIGH RANGE: `[]`
//! DATE: 2023-11-07, STEPS: `50`, REPEAT: `20`, LOW RANGE: `[]`, HIGH RANGE: `[]`
//! WORST CASE MAP SIZE: `1000000`
//! HOSTNAME: `bm5`, CPU: `Intel(R) Core(TM) i7-7700K CPU @ 4.20GHz`
//! EXECUTION: Some(Wasm), WASM-EXECUTION: Compiled, CHAIN: Some("rococo-dev"), DB CACHE: 1024
//! HOSTNAME: `runner-yprdrvc7-project-674-concurrent-0`, CPU: `Intel(R) Xeon(R) CPU @ 2.60GHz`
//! WASM-EXECUTION: `Compiled`, CHAIN: `Some("rococo-dev")`, DB CACHE: 1024
// Executed Command:
// ./target/production/polkadot
// target/production/polkadot
// benchmark
// pallet
// --chain=rococo-dev
// --steps=50
// --repeat=20
// --pallet=pallet_sudo
// --extrinsic=*
// --execution=wasm
// --wasm-execution=compiled
// --header=./file_header.txt
// --output=./runtime/rococo/src/weights/
// --heap-pages=4096
// --json-file=/builds/parity/mirrors/polkadot-sdk/.git/.artifacts/bench.json
// --pallet=pallet_sudo
// --chain=rococo-dev
// --header=./polkadot/file_header.txt
// --output=./polkadot/runtime/rococo/src/weights/

#![cfg_attr(rustfmt, rustfmt_skip)]
#![allow(unused_parens)]
Expand All @@ -47,38 +48,50 @@ use core::marker::PhantomData;
/// Weight functions for `pallet_sudo`.
pub struct WeightInfo<T>(PhantomData<T>);
impl<T: frame_system::Config> pallet_sudo::WeightInfo for WeightInfo<T> {
/// Storage: Sudo Key (r:1 w:1)
/// Proof: Sudo Key (max_values: Some(1), max_size: Some(32), added: 527, mode: MaxEncodedLen)
/// Storage: `Sudo::Key` (r:1 w:1)
/// Proof: `Sudo::Key` (`max_values`: Some(1), `max_size`: Some(32), added: 527, mode: `MaxEncodedLen`)
fn set_key() -> Weight {
// Proof Size summary in bytes:
// Measured: `132`
// Estimated: `1517`
// Minimum execution time: 13_047_000 picoseconds.
Weight::from_parts(13_325_000, 0)
// Minimum execution time: 8_432_000 picoseconds.
Weight::from_parts(8_757_000, 0)
.saturating_add(Weight::from_parts(0, 1517))
.saturating_add(T::DbWeight::get().reads(1))
.saturating_add(T::DbWeight::get().writes(1))
}
/// Storage: Sudo Key (r:1 w:0)
/// Proof: Sudo Key (max_values: Some(1), max_size: Some(32), added: 527, mode: MaxEncodedLen)
/// Storage: `Sudo::Key` (r:1 w:0)
/// Proof: `Sudo::Key` (`max_values`: Some(1), `max_size`: Some(32), added: 527, mode: `MaxEncodedLen`)
fn sudo() -> Weight {
// Proof Size summary in bytes:
// Measured: `132`
// Estimated: `1517`
// Minimum execution time: 13_250_000 picoseconds.
Weight::from_parts(13_544_000, 0)
// Minimum execution time: 9_167_000 picoseconds.
Weight::from_parts(9_397_000, 0)
.saturating_add(Weight::from_parts(0, 1517))
.saturating_add(T::DbWeight::get().reads(1))
}
/// Storage: Sudo Key (r:1 w:0)
/// Proof: Sudo Key (max_values: Some(1), max_size: Some(32), added: 527, mode: MaxEncodedLen)
/// Storage: `Sudo::Key` (r:1 w:0)
/// Proof: `Sudo::Key` (`max_values`: Some(1), `max_size`: Some(32), added: 527, mode: `MaxEncodedLen`)
fn sudo_as() -> Weight {
// Proof Size summary in bytes:
// Measured: `132`
// Estimated: `1517`
// Minimum execution time: 13_424_000 picoseconds.
Weight::from_parts(13_801_000, 0)
// Minimum execution time: 9_133_000 picoseconds.
Weight::from_parts(9_573_000, 0)
.saturating_add(Weight::from_parts(0, 1517))
.saturating_add(T::DbWeight::get().reads(1))
}
/// Storage: `Sudo::Key` (r:1 w:1)
/// Proof: `Sudo::Key` (`max_values`: Some(1), `max_size`: Some(32), added: 527, mode: `MaxEncodedLen`)
fn remove_key() -> Weight {
// Proof Size summary in bytes:
// Measured: `132`
// Estimated: `1517`
// Minimum execution time: 7_374_000 picoseconds.
Weight::from_parts(7_702_000, 0)
.saturating_add(Weight::from_parts(0, 1517))
.saturating_add(T::DbWeight::get().reads(1))
.saturating_add(T::DbWeight::get().writes(1))
}
}
58 changes: 34 additions & 24 deletions polkadot/runtime/westend/src/weights/pallet_sudo.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -17,27 +17,25 @@
//! Autogenerated weights for `pallet_sudo`
//!
//! THIS FILE WAS AUTO-GENERATED USING THE SUBSTRATE BENCHMARK CLI VERSION 4.0.0-dev
//! DATE: 2023-06-14, STEPS: `50`, REPEAT: `20`, LOW RANGE: `[]`, HIGH RANGE: `[]`
//! DATE: 2023-11-07, STEPS: `50`, REPEAT: `20`, LOW RANGE: `[]`, HIGH RANGE: `[]`
//! WORST CASE MAP SIZE: `1000000`
//! HOSTNAME: `runner--ss9ysm1-project-163-concurrent-0`, CPU: `Intel(R) Xeon(R) CPU @ 2.60GHz`
//! EXECUTION: Some(Wasm), WASM-EXECUTION: Compiled, CHAIN: Some("westend-dev"), DB CACHE: 1024
//! HOSTNAME: `runner-yprdrvc7-project-674-concurrent-0`, CPU: `Intel(R) Xeon(R) CPU @ 2.60GHz`
//! WASM-EXECUTION: `Compiled`, CHAIN: `Some("westend-dev")`, DB CACHE: 1024
// Executed Command:
// ./target/production/polkadot
// target/production/polkadot
// benchmark
// pallet
// --chain=westend-dev
// --steps=50
// --repeat=20
// --no-storage-info
// --no-median-slopes
// --no-min-squares
// --pallet=pallet_sudo
// --extrinsic=*
// --execution=wasm
// --wasm-execution=compiled
// --header=./file_header.txt
// --output=./runtime/westend/src/weights/
// --heap-pages=4096
// --json-file=/builds/parity/mirrors/polkadot-sdk/.git/.artifacts/bench.json
// --pallet=pallet_sudo
// --chain=westend-dev
// --header=./polkadot/file_header.txt
// --output=./polkadot/runtime/westend/src/weights/

#![cfg_attr(rustfmt, rustfmt_skip)]
#![allow(unused_parens)]
Expand All @@ -50,38 +48,50 @@ use core::marker::PhantomData;
/// Weight functions for `pallet_sudo`.
pub struct WeightInfo<T>(PhantomData<T>);
impl<T: frame_system::Config> pallet_sudo::WeightInfo for WeightInfo<T> {
/// Storage: Sudo Key (r:1 w:1)
/// Proof: Sudo Key (max_values: Some(1), max_size: Some(32), added: 527, mode: MaxEncodedLen)
/// Storage: `Sudo::Key` (r:1 w:1)
/// Proof: `Sudo::Key` (`max_values`: Some(1), `max_size`: Some(32), added: 527, mode: `MaxEncodedLen`)
fn set_key() -> Weight {
// Proof Size summary in bytes:
// Measured: `132`
// Estimated: `1517`
// Minimum execution time: 12_360_000 picoseconds.
Weight::from_parts(12_803_000, 0)
// Minimum execution time: 8_750_000 picoseconds.
Weight::from_parts(9_102_000, 0)
.saturating_add(Weight::from_parts(0, 1517))
.saturating_add(T::DbWeight::get().reads(1))
.saturating_add(T::DbWeight::get().writes(1))
}
/// Storage: Sudo Key (r:1 w:0)
/// Proof: Sudo Key (max_values: Some(1), max_size: Some(32), added: 527, mode: MaxEncodedLen)
/// Storage: `Sudo::Key` (r:1 w:0)
/// Proof: `Sudo::Key` (`max_values`: Some(1), `max_size`: Some(32), added: 527, mode: `MaxEncodedLen`)
fn sudo() -> Weight {
// Proof Size summary in bytes:
// Measured: `132`
// Estimated: `1517`
// Minimum execution time: 12_158_000 picoseconds.
Weight::from_parts(12_506_000, 0)
// Minimum execution time: 9_607_000 picoseconds.
Weight::from_parts(10_139_000, 0)
.saturating_add(Weight::from_parts(0, 1517))
.saturating_add(T::DbWeight::get().reads(1))
}
/// Storage: Sudo Key (r:1 w:0)
/// Proof: Sudo Key (max_values: Some(1), max_size: Some(32), added: 527, mode: MaxEncodedLen)
/// Storage: `Sudo::Key` (r:1 w:0)
/// Proof: `Sudo::Key` (`max_values`: Some(1), `max_size`: Some(32), added: 527, mode: `MaxEncodedLen`)
fn sudo_as() -> Weight {
// Proof Size summary in bytes:
// Measured: `132`
// Estimated: `1517`
// Minimum execution time: 12_286_000 picoseconds.
Weight::from_parts(12_664_000, 0)
// Minimum execution time: 9_886_000 picoseconds.
Weight::from_parts(10_175_000, 0)
.saturating_add(Weight::from_parts(0, 1517))
.saturating_add(T::DbWeight::get().reads(1))
}
/// Storage: `Sudo::Key` (r:1 w:1)
/// Proof: `Sudo::Key` (`max_values`: Some(1), `max_size`: Some(32), added: 527, mode: `MaxEncodedLen`)
fn remove_key() -> Weight {
// Proof Size summary in bytes:
// Measured: `132`
// Estimated: `1517`
// Minimum execution time: 7_843_000 picoseconds.
Weight::from_parts(8_152_000, 0)
.saturating_add(Weight::from_parts(0, 1517))
.saturating_add(T::DbWeight::get().reads(1))
.saturating_add(T::DbWeight::get().writes(1))
}
}
17 changes: 17 additions & 0 deletions prdoc/pr_2165.prdoc
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Original file line number Diff line number Diff line change
@@ -0,0 +1,17 @@
title: Add sudo::remove_key

doc:
- audience: Core Dev
description: |
Pallet `Sudo` now has the ability to remove the sudo key via `remove_key`. This is a less-invasive way of rendering the sudo pallet useless without needing a code upgrade.

migrations:
db: []

runtime: []

crates:
- name: pallet-sudo
semver: minor

host_functions: []
44 changes: 27 additions & 17 deletions substrate/frame/sudo/src/benchmarking.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -22,57 +22,67 @@ use crate::Pallet;
use frame_benchmarking::v2::*;
use frame_system::RawOrigin;

const SEED: u32 = 0;

fn assert_last_event<T: Config>(generic_event: <T as Config>::RuntimeEvent) {
frame_system::Pallet::<T>::assert_last_event(generic_event.into());
fn assert_last_event<T: Config>(generic_event: crate::Event<T>) {
let re: <T as Config>::RuntimeEvent = generic_event.into();
frame_system::Pallet::<T>::assert_last_event(re.into());
}

#[benchmarks( where <T as Config>::RuntimeCall: From<frame_system::Call<T>>)]
#[benchmarks(where <T as Config>::RuntimeCall: From<frame_system::Call<T>>)]
mod benchmarks {
use super::*;

#[benchmark]
fn set_key() {
let caller: T::AccountId = whitelisted_caller();
Key::<T>::put(caller.clone());
Key::<T>::put(&caller);

let new_sudoer: T::AccountId = account("sudoer", 0, SEED);
let new_sudoer: T::AccountId = account("sudoer", 0, 0);
let new_sudoer_lookup = T::Lookup::unlookup(new_sudoer.clone());

#[extrinsic_call]
_(RawOrigin::Signed(caller.clone()), new_sudoer_lookup);

assert_last_event::<T>(Event::KeyChanged { old_sudoer: Some(caller) }.into());
assert_last_event::<T>(Event::KeyChanged { old: Some(caller), new: new_sudoer });
}

#[benchmark]
fn sudo() {
let caller: T::AccountId = whitelisted_caller();
Key::<T>::put(caller.clone());
Key::<T>::put(&caller);

let call: <T as Config>::RuntimeCall = frame_system::Call::remark { remark: vec![] }.into();
let call = frame_system::Call::remark { remark: vec![] }.into();

#[extrinsic_call]
_(RawOrigin::Signed(caller.clone()), Box::new(call.clone()));
_(RawOrigin::Signed(caller), Box::new(call));

assert_last_event::<T>(Event::Sudid { sudo_result: Ok(()) }.into())
assert_last_event::<T>(Event::Sudid { sudo_result: Ok(()) })
}

#[benchmark]
fn sudo_as() {
let caller: T::AccountId = whitelisted_caller();
Key::<T>::put(caller.clone());

let call: <T as Config>::RuntimeCall = frame_system::Call::remark { remark: vec![] }.into();
let call = frame_system::Call::remark { remark: vec![] }.into();

let who: T::AccountId = account("as", 0, 0);
let who_lookup = T::Lookup::unlookup(who);

#[extrinsic_call]
_(RawOrigin::Signed(caller), who_lookup, Box::new(call));

assert_last_event::<T>(Event::SudoAsDone { sudo_result: Ok(()) })
}

let who: T::AccountId = account("as", 0, SEED);
let who_lookup = T::Lookup::unlookup(who.clone());
#[benchmark]
fn remove_key() {
let caller: T::AccountId = whitelisted_caller();
Key::<T>::put(&caller);

#[extrinsic_call]
_(RawOrigin::Signed(caller), who_lookup, Box::new(call.clone()));
_(RawOrigin::Signed(caller.clone()));

assert_last_event::<T>(Event::SudoAsDone { sudo_result: Ok(()) }.into())
assert_last_event::<T>(Event::KeyRemoved {});
}

impl_benchmark_test_suite!(Pallet, crate::mock::new_bench_ext(), crate::mock::Test);
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