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fix nil-dereference panic (#395)

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This commit is contained in:
Joshua Humphries
2023-05-12 12:50:32 -04:00
committed by GitHub
parent 0efcfa65f2
commit d5b8e4d4ce
1 changed files with 7 additions and 3 deletions
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10
invoke.go
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@@ -264,8 +264,10 @@ func invokeServerStream(ctx context.Context, stub grpcdynamic.Stub, md *desc.Met
// Now we can actually invoke the RPC! // Now we can actually invoke the RPC!
str, err := stub.InvokeRpcServerStream(ctx, md, req) str, err := stub.InvokeRpcServerStream(ctx, md, req)
if respHeaders, err := str.Header(); err == nil { if str != nil {
handler.OnReceiveHeaders(respHeaders) if respHeaders, err := str.Header(); err == nil {
handler.OnReceiveHeaders(respHeaders)
}
} }
// Download each response message // Download each response message
@@ -288,7 +290,9 @@ func invokeServerStream(ctx context.Context, stub grpcdynamic.Stub, md *desc.Met
return fmt.Errorf("grpc call for %q failed: %v", md.GetFullyQualifiedName(), err) return fmt.Errorf("grpc call for %q failed: %v", md.GetFullyQualifiedName(), err)
} }
handler.OnReceiveTrailers(stat, str.Trailer()) if str != nil {
handler.OnReceiveTrailers(stat, str.Trailer())
}
return nil return nil
} }