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Grandpa warp sync request-response protocol (#7711)

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* Made a start

* So the proof between authority set is phragmen one, this is crazy big,
or is there some signing of the result : that is the storage key, damn?

* ok getting from header digest seems doable.

* for testing

* get set id from storage directly (should use runtime to handler change).

* move test to init

* correct auth key

* fix iteration

* Correct proof content

* actually update block number.

* actually check last justif against its header

* justification relation to new authorities through header hash check is
needed here. This assumes the hash from header is calculated.

* Few changes

* Connected up cheme's branch

* Clean up

* Move things around a bit so that adding the grandpa warp sync request response protocol happens in the node code

* Nits

* Changes to comments

* Cheme changes

* Remove todos and test compile.

* Rename _authority_ related proof function to _warp_sync_ .

* Update client/grandpa-warp-sync/src/lib.rs

quick fix

* Put the warp sync request response protocol behind a feature flag because we dont' need it on a light client.

* Update client/grandpa-warp-sync/src/lib.rs

Quick fix

* Update Cargo.lock

* Adding test, comment on limitation related to 'delay', this could
be implemented but with a cost.

* Set between a delay override last fragment.

* Check for pending authority set change at start.

* adjust index

* custom cache is not a good idea.

* Use a simple cache instead.

* restore broken indentation

* Address crate rename

* Merge conflict badly resolved, sorry

Co-authored-by: cheme <emericchevalier.pro@gmail.com>
Co-authored-by: Pierre Krieger <pierre.krieger1708@gmail.com>
This commit is contained in:
Ashley
2021-01-21 18:14:07 +01:00
committed by GitHub
parent cd0ad4805d
commit 87cc216774
12 changed files with 770 additions and 33 deletions
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substrate/client/service/src/builder.rs
+2 -13
View File
@@ -17,7 +17,7 @@
// along with this program. If not, see <https://www.gnu.org/licenses/>.
use crate::{
error::Error, DEFAULT_PROTOCOL_ID, MallocSizeOfWasm, RpcHandlers, NetworkStatusSinks,
error::Error, MallocSizeOfWasm, RpcHandlers, NetworkStatusSinks,
start_rpc_servers, build_network_future, TransactionPoolAdapter, TaskManager, SpawnTaskHandle,
metrics::MetricsService,
client::{light, Client, ClientConfig},
@@ -877,18 +877,7 @@ pub fn build_network<TBl, TExPool, TImpQu, TCl>(
client: client.clone(),
});
let protocol_id = {
let protocol_id_full = match config.chain_spec.protocol_id() {
Some(pid) => pid,
None => {
warn!("Using default protocol ID {:?} because none is configured in the \
chain specs", DEFAULT_PROTOCOL_ID
);
DEFAULT_PROTOCOL_ID
}
};
sc_network::config::ProtocolId::from(protocol_id_full)
};
let protocol_id = config.protocol_id();
let block_announce_validator = if let Some(f) = block_announce_validator_builder {
f(client.clone())