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Allow integrated relay chain light client (#2270)

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* Add embedded light client to cli

* Prepare for light-client-worker

* First working version

* Clean up

* Remove unwanted logs

* Simplify subscription code

* Let jsonrpsee handle rpc management

* Simplify implementation

* Reorganize crate structure

* Use relay chain arg chainspec for light-client

* Clean up command line

* Add light client worker file

* Use smoldot master to avoid wasmtime conflict

* Remove sleep

* Improve naming of cli option

* Remove conflict with `validator`

* Improve docs

* Update smoldot, remove unwanted change

* Apply suggestions from code review

Co-authored-by: Dmitry Markin <dmitry@markin.tech>

* Disable collation

* Reviewer comments

* Update smoldot and tokio-platform

* Update smoldot

* Update smoldot

* Adjust to new version

* Patch substrate

* Use constants

* Add readme entry, improve zombienet tests

* Apply suggestions from code review

Co-authored-by: Michal Kucharczyk <1728078+michalkucharczyk@users.noreply.github.com>

* Make execution mode an enum

* Update smoldot, remove substrate patch

* Update client/relay-chain-rpc-interface/src/rpc_client.rs

Co-authored-by: Michal Kucharczyk <1728078+michalkucharczyk@users.noreply.github.com>

* Reduce duplicate code

* Update smoldot

* Update smoldot

* Fix build

* Update smoldot

* Make platform compile

* Clean up dependencies

* Use crates.io instead of github for smoldot

* Apply suggestions from code review

Co-authored-by: Davide Galassi <davxy@datawok.net>

* Docs

* Improve docs

* Remove `RpcFrontend`

---------

Co-authored-by: Dmitry Markin <dmitry@markin.tech>
Co-authored-by: Michal Kucharczyk <1728078+michalkucharczyk@users.noreply.github.com>
Co-authored-by: Davide Galassi <davxy@datawok.net>
This commit is contained in:
Sebastian Kunert
2023-08-22 15:53:32 +02:00
committed by GitHub
parent 5eea3939de
commit 817c4503db
21 changed files with 1405 additions and 384 deletions
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cumulus/client/cli/src/lib.rs
+26 -3
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@@ -304,6 +304,11 @@ pub struct RunCmd {
alias = "relay-chain-rpc-url"
)]
pub relay_chain_rpc_urls: Vec<Url>,
/// EXPERIMENTAL: Embed a light client for the relay chain. Only supported for full-nodes.
/// Will use the specified relay chain chainspec.
#[arg(long, conflicts_with_all = ["relay_chain_rpc_urls", "collator"])]
pub relay_chain_light_client: bool,
}
impl RunCmd {
@@ -319,15 +324,33 @@ impl RunCmd {
/// Create [`CollatorOptions`] representing options only relevant to parachain collator nodes
pub fn collator_options(&self) -> CollatorOptions {
CollatorOptions { relay_chain_rpc_urls: self.relay_chain_rpc_urls.clone() }
let relay_chain_mode =
match (self.relay_chain_light_client, !self.relay_chain_rpc_urls.is_empty()) {
(true, _) => RelayChainMode::LightClient,
(_, true) => RelayChainMode::ExternalRpc(self.relay_chain_rpc_urls.clone()),
_ => RelayChainMode::Embedded,
};
CollatorOptions { relay_chain_mode }
}
}
/// Possible modes for the relay chain to operate in.
#[derive(Clone, Debug)]
pub enum RelayChainMode {
/// Spawn embedded relay chain node
Embedded,
/// Connect to remote relay chain node via websocket RPC
ExternalRpc(Vec<Url>),
/// Spawn embedded relay chain light client
LightClient,
}
/// Options only relevant for collator nodes
#[derive(Clone, Debug)]
pub struct CollatorOptions {
/// Location of relay chain full node
pub relay_chain_rpc_urls: Vec<Url>,
/// How this collator retrieves relay chain information
pub relay_chain_mode: RelayChainMode,
}
/// A non-redundant version of the `RunCmd` that sets the `validator` field when the