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Make run_node_until_exit take a future (#7318)

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The function takes a closure that resolved before to a `TaskManager`,
now it resolves to a `Future` which output is a `TaskManager`. This is
required for node setups that are async.
This commit is contained in:
Bastian Köcher
2020-10-14 10:03:37 +02:00
committed by GitHub
parent bcde7b4f3f
commit b427bbb363
3 changed files with 15 additions and 11 deletions
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substrate/client/cli/src/runner.rs
+5 -5
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@@ -172,24 +172,24 @@ impl<C: SubstrateCli> Runner<C> {
/// A helper function that runs a node with tokio and stops if the process receives the signal
/// `SIGTERM` or `SIGINT`.
pub fn run_node_until_exit(
pub fn run_node_until_exit<F: Future<Output = sc_service::error::Result<TaskManager>>>(
mut self,
initialise: impl FnOnce(Configuration) -> sc_service::error::Result<TaskManager>,
initialize: impl FnOnce(Configuration) -> F,
) -> Result<()> {
self.print_node_infos();
let mut task_manager = initialise(self.config)?;
let mut task_manager = self.tokio_runtime.block_on(initialize(self.config))?;
let res = self.tokio_runtime.block_on(main(task_manager.future().fuse()));
self.tokio_runtime.block_on(task_manager.clean_shutdown());
res.map_err(|e| e.to_string().into())
}
/// A helper function that runs a command with the configuration of this node
/// A helper function that runs a command with the configuration of this node.
pub fn sync_run(self, runner: impl FnOnce(Configuration) -> Result<()>) -> Result<()> {
runner(self.config)
}
/// A helper function that runs a future with tokio and stops if the process receives
/// the signal SIGTERM or SIGINT
/// the signal `SIGTERM` or `SIGINT`.
pub fn async_run<FUT>(
self, runner: impl FnOnce(Configuration) -> Result<(FUT, TaskManager)>,
) -> Result<()>