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gRPC: fix request context propagation
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48 changes: 48 additions & 0 deletions
48
...ime/src/main/java/io/quarkus/grpc/runtime/supports/blocking/BlockingExecutionHandler.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| package io.quarkus.grpc.runtime.supports.blocking; | ||
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| import java.util.function.Consumer; | ||
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| import io.grpc.Context; | ||
| import io.grpc.ServerCall; | ||
| import io.quarkus.arc.InjectableContext; | ||
| import io.quarkus.arc.ManagedContext; | ||
| import io.vertx.core.Handler; | ||
| import io.vertx.core.Promise; | ||
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| class BlockingExecutionHandler<ReqT> implements Handler<Promise<Object>> { | ||
| private final ServerCall.Listener<ReqT> delegate; | ||
| private final Context grpcContext; | ||
| private final Consumer<ServerCall.Listener<ReqT>> consumer; | ||
| private final InjectableContext.ContextState state; | ||
| private final ManagedContext requestContext; | ||
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| public BlockingExecutionHandler(Consumer<ServerCall.Listener<ReqT>> consumer, Context grpcContext, | ||
| ServerCall.Listener<ReqT> delegate, InjectableContext.ContextState state, | ||
| ManagedContext requestContext) { | ||
| this.consumer = consumer; | ||
| this.grpcContext = grpcContext; | ||
| this.delegate = delegate; | ||
| this.state = state; | ||
| this.requestContext = requestContext; | ||
| } | ||
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| @Override | ||
| public void handle(Promise<Object> event) { | ||
| final Context previous = Context.current(); | ||
| grpcContext.attach(); | ||
| try { | ||
| requestContext.activate(state); | ||
| try { | ||
| consumer.accept(delegate); | ||
| } catch (Throwable any) { | ||
| event.fail(any); | ||
| return; | ||
| } finally { | ||
| requestContext.deactivate(); | ||
| } | ||
| event.complete(); | ||
| } finally { | ||
| grpcContext.detach(previous); | ||
| } | ||
| } | ||
| } |
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26 changes: 26 additions & 0 deletions
26
.../main/java/io/quarkus/grpc/runtime/supports/blocking/DevModeBlockingExecutionHandler.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| package io.quarkus.grpc.runtime.supports.blocking; | ||
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| import io.vertx.core.Handler; | ||
| import io.vertx.core.Promise; | ||
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| class DevModeBlockingExecutionHandler implements Handler<Promise<Object>> { | ||
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| final ClassLoader tccl; | ||
| final Handler<Promise<Object>> delegate; | ||
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| public DevModeBlockingExecutionHandler(ClassLoader tccl, Handler<Promise<Object>> delegate) { | ||
| this.tccl = tccl; | ||
| this.delegate = delegate; | ||
| } | ||
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| @Override | ||
| public void handle(Promise<Object> event) { | ||
| ClassLoader originalTccl = Thread.currentThread().getContextClassLoader(); | ||
| Thread.currentThread().setContextClassLoader(tccl); | ||
| try { | ||
| delegate.handle(event); | ||
| } finally { | ||
| Thread.currentThread().setContextClassLoader(originalTccl); | ||
| } | ||
| } | ||
| } |
16 changes: 0 additions & 16 deletions
16
...time/src/main/java/io/quarkus/grpc/runtime/supports/context/GrpcEnableRequestContext.java
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