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grandpa: allow noting that the set has stalled (#6725)

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* grandpa: remove unused methods to convert digest

* grandpa: add root extrinsic for scheduling forced change

* grandpa: add benchmark for schedule_forced_change

* grandpa: don't take authority weight in schedule_forced_change

* grandpa: add const for default forced change delay

* grandpa: adjust weights after benchmark on ref hardware

* grandpa: fix cleanup of forced changes on standard change application

* grandpa: replace schedule_forced_change with note_stalled

* grandpa: always trigger a session change when the set is stalled

* grandpa: fix bug on set id mutation after failed scheduled change

* grandpa: take delay as parameter in note_stalled

* grandpa: fix tests

* grandpa: fix cleanup of forced changes

* grandpa: add test for forced changes cleanup

* grandpa: add test for session rotation set id

* grandpa: add test for scheduling of forced changes on new session
This commit is contained in:
André Silva
2020-07-24 22:02:12 +01:00
committed by GitHub
parent 15679360fd
commit 2ec131142b
5 changed files with 304 additions and 87 deletions
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substrate/frame/grandpa/src/mock.rs
+13 -14
View File
@@ -365,23 +365,18 @@ pub fn new_test_ext_raw_authorities(authorities: AuthorityList) -> sp_io::TestEx
}
pub fn start_session(session_index: SessionIndex) {
let mut parent_hash = System::parent_hash();
for i in Session::current_index()..session_index {
System::on_finalize(System::block_number());
Session::on_finalize(System::block_number());
Staking::on_finalize(System::block_number());
System::set_block_number((i + 1).into());
Timestamp::set_timestamp(System::block_number() * 6000);
Grandpa::on_finalize(System::block_number());
// In order to be able to use `System::parent_hash()` in the tests
// we need to first get it via `System::finalize` and then set it
// the `System::initialize`. However, it is needed to be taken into
// consideration that finalizing will prune some data in `System`
// storage including old values `BlockHash` if that reaches above
// `BlockHashCount` capacity.
if System::block_number() > 1 {
let parent_hash = if System::block_number() > 1 {
let hdr = System::finalize();
parent_hash = hdr.hash();
}
hdr.hash()
} else {
System::parent_hash()
};
System::initialize(
&(i as u64 + 1),
@@ -390,9 +385,13 @@ pub fn start_session(session_index: SessionIndex) {
&Default::default(),
Default::default(),
);
System::set_block_number((i + 1).into());
Timestamp::set_timestamp(System::block_number() * 6000);
Session::on_initialize(System::block_number());
System::on_initialize(System::block_number());
Session::on_initialize(System::block_number());
Staking::on_initialize(System::block_number());
Grandpa::on_initialize(System::block_number());
}
assert_eq!(Session::current_index(), session_index);