57 lines
1.3 KiB
Go
57 lines
1.3 KiB
Go
package xds
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import (
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envoy_discovery_v3 "github.com/envoyproxy/go-control-plane/envoy/service/discovery/v3"
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"github.com/mitchellh/copystructure"
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"google.golang.org/protobuf/encoding/protojson"
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"google.golang.org/protobuf/proto"
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)
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func (s *ResourceGenerator) logTraceRequest(msg string, pb proto.Message) {
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s.logTraceProto(msg, pb, false)
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}
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func (s *ResourceGenerator) logTraceResponse(msg string, pb proto.Message) {
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s.logTraceProto(msg, pb, true)
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}
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func (s *ResourceGenerator) logTraceProto(msg string, pb proto.Message, response bool) {
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if !s.Logger.IsTrace() {
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return
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}
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dir := "request"
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if response {
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dir = "response"
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}
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// Duplicate the request so we can scrub the huge Node field for logging.
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// If the cloning fails, then log anyway but don't scrub the node field.
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if dup, err := copystructure.Copy(pb); err == nil {
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pb = dup.(proto.Message)
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// strip the node field
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switch x := pb.(type) {
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case *envoy_discovery_v3.DiscoveryRequest:
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x.Node = nil
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case *envoy_discovery_v3.DeltaDiscoveryRequest:
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x.Node = nil
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}
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}
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m := protojson.MarshalOptions{
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Indent: " ",
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}
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out := ""
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outBytes, err := m.Marshal(pb)
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if err != nil {
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out = "<ERROR: " + err.Error() + ">"
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} else {
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out = string(outBytes)
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}
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s.Logger.Trace(msg, "direction", dir, "protobuf", out)
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}
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