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server: Enable tower util feature #1464

Merged
merged 1 commit into from
Sep 26, 2024
Merged

server: Enable tower util feature #1464

merged 1 commit into from
Sep 26, 2024

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FabianLars
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I don't see why it only started today but we got quite a lot of bug reports for this error message:

error[E0432]: unresolved import `tower::util`                                                                                                      
   --> A:\_packages\cargo\registry\src\index.crates.io-6f17d22bba15001f\jsonrpsee-server-0.24.4\src\utils.rs:37:12
    |
37  | use tower::util::Oneshot;
    |            ^^^^ could not find `util` in `tower`
    |
note: found an item that was configured out
   --> A:\_packages\cargo\registry\src\index.crates.io-6f17d22bba15001f\tower-0.4.13\src\lib.rs:215:9
    |
215 | pub mod util;
    |         ^^^^
    = note: the item is gated behind the `util` feature

error[E0432]: unresolved import `tower::ServiceExt`
   --> A:\_packages\cargo\registry\src\index.crates.io-6f17d22bba15001f\jsonrpsee-server-0.24.4\src\utils.rs:38:5
    |
38  | use tower::ServiceExt;
    |     ^^^^^^^----------
    |     |      |
    |     |      help: a similar name exists in the module: `Service`
    |     no `ServiceExt` in the root
    |
note: found an item that was configured out
   --> A:\_packages\cargo\registry\src\index.crates.io-6f17d22bba15001f\tower-0.4.13\src\lib.rs:223:34
    |
223 | pub use self::util::{service_fn, ServiceExt};
    |                                  ^^^^^^^^^^
    = note: the item is gated behind the `util` feature

error[E0599]: the method `graceful_shutdown` exists for struct `Pin<&mut UpgradeableConnection<'_, TokioIo<TcpStream>, TowerToHyperService<<... as Layer<...>>::Service>, ...>>`, but its trait bounds were not satisfied
    --> A:\_packages\cargo\registry\src\index.crates.io-6f17d22bba15001f\jsonrpsee-server-0.24.4\src\server.rs:1233:19
     |
1233 |                 conn.as_mut().graceful_shutdown();
     |                               ^^^^^^^^^^^^^^^^^ method cannot be called due to unsatisfied trait bounds
     |
    ::: A:\_packages\cargo\registry\src\index.crates.io-6f17d22bba15001f\hyper-util-0.1.9\src\rt\tokio.rs:16:1
     |
16   | pub struct TokioExecutor {}
     | ------------------------ doesn't satisfy `_: HttpServerConnExec<TowerToHyperServiceFuture<<HttpMiddleware as Layer<TowerServiceNoHttp<RpcMiddleware>>>::Service, Request<Body>>, Body>`
     |
     = note: the full type name has been written to 'A:\_target\debug\deps\jsonrpsee_server-ab8a35524401df3d.long-type-10406918538042668016.txt'   
     = note: consider using `--verbose` to print the full type name to the console
     = note: the following trait bounds were not satisfied:
             `{type error}: Sized`
             which is required by `TokioExecutor: HttpServerConnExec<utils::TowerToHyperServiceFuture<<HttpMiddleware as Layer<TowerServiceNoHttp<RpcMiddleware>>>::Service, hyper::Request<jsonrpsee_core::http_helpers::Body>>, Body>`

error[E0599]: no method named `oneshot` found for type parameter `S` in the current scope
  --> A:\_packages\cargo\registry\src\index.crates.io-6f17d22bba15001f\jsonrpsee-server-0.24.4\src\utils.rs:61:60
   |
51 | impl<S> hyper::service::Service<HttpRequest<hyper::body::Incoming>> for TowerToHyperService<S>
   |      - method `oneshot` not found for this type parameter
...
61 |         TowerToHyperServiceFuture { future: self.service.clone().oneshot(req) }
   |                                                                  ^^^^^^^ method not found in `S`

Some errors have detailed explanations: E0432, E0599.
For more information about an error, try `rustc --explain E0432`.
error: could not compile `jsonrpsee-server` (lib) due to 4 previous errors

Enabling the feature seems to work (added tower with the feature to our direct deps for a quick test)

@FabianLars FabianLars requested a review from a team as a code owner September 25, 2024 21:01
@niklasad1
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It's more interesting how it compiled at all before, hmm

@niklasad1 niklasad1 merged commit 1586d74 into paritytech:master Sep 26, 2024
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@niklasad1
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Released v0.24.5 with this fix, thanks for the PR

@FabianLars FabianLars deleted the patch-1 branch September 26, 2024 10:23
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