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gRPC LoadBalancingPolicy Support #15861

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merged 1 commit into from
Mar 19, 2021
Merged

gRPC LoadBalancingPolicy Support #15861

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6 changes: 6 additions & 0 deletions ...ns/grpc/runtime/src/main/java/io/quarkus/grpc/runtime/config/GrpcClientConfiguration.java
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Original file line number Diff line number Diff line change
Expand Up @@ -137,4 +137,10 @@ public class GrpcClientConfiguration {
@ConfigItem
public Optional<String> userAgent;

/**
* Use a custom load balancing policy.
* Accepted values are: {@code pick_value}, {@code round_robin}, {@code grpclb}
*/
@ConfigItem(defaultValue = "pick_first")
public String loadBalancingPolicy;
}
1 change: 1 addition & 0 deletions extensions/grpc/runtime/src/main/java/io/quarkus/grpc/runtime/supports/Channels.java
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Expand Up @@ -86,6 +86,7 @@ public static Channel createChannel(String name) throws SSLException {
}

NettyChannelBuilder builder = NettyChannelBuilder.forAddress(host, port)
.defaultLoadBalancingPolicy(config.loadBalancingPolicy)
.flowControlWindow(config.flowControlWindow.orElse(DEFAULT_FLOW_CONTROL_WINDOW))
.keepAliveWithoutCalls(config.keepAliveWithoutCalls)
.maxHedgedAttempts(config.maxHedgedAttempts)
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