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refactoring interceptor to internal package
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Signed-off-by: salaboy <[email protected]>
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salaboy committed Dec 11, 2023
1 parent 99ba57f commit b51aa47
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Showing 3 changed files with 38 additions and 22 deletions.
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import io.dapr.config.Properties;
import io.dapr.utils.NetworkUtils;
import io.dapr.workflows.Workflow;
import io.dapr.workflows.internal.APITokenClientInterceptor;
import io.grpc.CallOptions;
import io.grpc.Channel;
import io.grpc.ClientCall;
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}
}

public static ClientInterceptor WORKFLOW_INTERCEPTOR = new ClientInterceptor() {
@Override
public <ReqT, RespT> ClientCall<ReqT, RespT> interceptCall(
MethodDescriptor<ReqT, RespT> methodDescriptor,
CallOptions options,
Channel channel) {
// TBD: do we need timeout in workflow client?
ClientCall<ReqT, RespT> clientCall = channel.newCall(methodDescriptor, options);
return new ForwardingClientCall.SimpleForwardingClientCall<ReqT, RespT>(clientCall) {
@Override
public void start(final Listener<RespT> responseListener, final Metadata metadata) {
String daprApiToken = Properties.API_TOKEN.get();
if (daprApiToken != null) {
metadata.put(Metadata.Key.of(Headers.DAPR_API_TOKEN, Metadata.ASCII_STRING_MARSHALLER), daprApiToken);
}
super.start(responseListener, metadata);
}
};
}
};
private static ClientInterceptor WORKFLOW_INTERCEPTOR = new APITokenClientInterceptor();
}

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package io.dapr.workflows.internal;

import io.dapr.client.Headers;
import io.dapr.config.Properties;
import io.grpc.CallOptions;
import io.grpc.Channel;
import io.grpc.ClientCall;
import io.grpc.ClientInterceptor;
import io.grpc.ForwardingClientCall;
import io.grpc.Metadata;
import io.grpc.MethodDescriptor;

public class APITokenClientInterceptor implements ClientInterceptor {
@Override
public <ReqT, RespT> ClientCall<ReqT, RespT> interceptCall(
MethodDescriptor<ReqT, RespT> methodDescriptor,
CallOptions options,
Channel channel) {
// TBD: do we need timeout in workflow client?
ClientCall<ReqT, RespT> clientCall = channel.newCall(methodDescriptor, options);
return new ForwardingClientCall.SimpleForwardingClientCall<ReqT, RespT>(clientCall) {
@Override
public void start(final Listener<RespT> responseListener, final Metadata metadata) {
String daprApiToken = Properties.API_TOKEN.get();
if (daprApiToken != null) {
metadata.put(Metadata.Key.of(Headers.DAPR_API_TOKEN, Metadata.ASCII_STRING_MARSHALLER), daprApiToken);
}
super.start(responseListener, metadata);
}
};
}
}
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Expand Up @@ -16,15 +16,17 @@
import com.microsoft.durabletask.DurableTaskGrpcWorkerBuilder;
import io.dapr.utils.NetworkUtils;
import io.dapr.workflows.Workflow;
import io.dapr.workflows.client.DaprWorkflowClient;
import io.dapr.workflows.internal.APITokenClientInterceptor;
import io.grpc.ClientInterceptor;

public class WorkflowRuntimeBuilder {
private static volatile WorkflowRuntime instance;
private DurableTaskGrpcWorkerBuilder builder;
private static ClientInterceptor WORKFLOW_INTERCEPTOR = new APITokenClientInterceptor();

public WorkflowRuntimeBuilder() {
this.builder = new DurableTaskGrpcWorkerBuilder().grpcChannel(
NetworkUtils.buildGrpcManagedChannel(DaprWorkflowClient.WORKFLOW_INTERCEPTOR));
NetworkUtils.buildGrpcManagedChannel(WORKFLOW_INTERCEPTOR));
}

/**
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