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Increase GRPC Proxy Upload Limit #1549

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Increase GRPC Proxy Upload Limit #1549

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fb373fd
Increase GRPC Proxy Upload Limit
cooper-grc Feb 11, 2026
e0edc43
Gateway update
cooper-grc Feb 11, 2026
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11 changes: 6 additions & 5 deletions pkg/common/container_client.go
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Original file line number Diff line number Diff line change
Expand Up @@ -58,12 +58,13 @@ func (c *ContainerClient) connect() error {
}

maxMessageSize := 1 << 30 // 1Gi
dialOpts = append(dialOpts, grpc.WithDefaultCallOptions(
grpc.MaxCallRecvMsgSize(maxMessageSize),
grpc.MaxCallSendMsgSize(maxMessageSize),
))

if c.ServiceToken != "" {
dialOpts = append(dialOpts, grpc.WithUnaryInterceptor(GRPCClientAuthInterceptor(c.ServiceToken)),
grpc.WithDefaultCallOptions(
grpc.MaxCallRecvMsgSize(maxMessageSize),
grpc.MaxCallSendMsgSize(maxMessageSize),
))
dialOpts = append(dialOpts, grpc.WithUnaryInterceptor(GRPCClientAuthInterceptor(c.ServiceToken)))
}

conn, err := grpc.Dial(c.ServiceUrl, dialOpts...)
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8 changes: 7 additions & 1 deletion pkg/gateway/gateway.go
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Original file line number Diff line number Diff line change
Expand Up @@ -264,7 +264,13 @@ func (g *Gateway) initGrpcProxy(grpcAddr string) error {
cancel()
})
mux := runtime.NewServeMux()
opts := []grpc.DialOption{grpc.WithTransportCredentials(insecure.NewCredentials())}
opts := []grpc.DialOption{
grpc.WithTransportCredentials(insecure.NewCredentials()),
grpc.WithDefaultCallOptions(
grpc.MaxCallRecvMsgSize(g.Config.GatewayService.GRPC.MaxRecvMsgSize*1024*1024),
grpc.MaxCallSendMsgSize(g.Config.GatewayService.GRPC.MaxSendMsgSize*1024*1024),
),
}
if err := pb.RegisterPodServiceHandlerFromEndpoint(ctx, mux, grpcAddr, opts); err != nil {
return err
}
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5 changes: 4 additions & 1 deletion sdk/src/beta9/channel.py
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Original file line number Diff line number Diff line change
Expand Up @@ -142,7 +142,10 @@ def handle_grpc_error(error: grpc.RpcError):
elif code == grpc.StatusCode.CANCELLED:
return
elif code == grpc.StatusCode.RESOURCE_EXHAUSTED:
terminal.error("Please ensure your payload or function arguments are less than 4 MiB.")
terminal.error(
f"Message size exceeds the gRPC limit. "
f"Please ensure your payload or function arguments are less than {GRPC_MAX_MESSAGE_SIZE // (1024 * 1024)} MiB."
)
elif code == grpc.StatusCode.UNKNOWN:
terminal.error(f"Error {details}")
else:
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