ebpf_exporter

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package decoder
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import (
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	"fmt"
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	"github.com/cloudflare/ebpf_exporter/v2/config"
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)
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// StaticMap is a decoded that maps values according to a static map
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type StaticMap struct{}
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// Decode maps values according to a static map
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func (s *StaticMap) Decode(in []byte, conf config.Decoder) ([]byte, error) {
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	if conf.StaticMap == nil {
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		return []byte("empty mapping"), nil
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	}
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	value, ok := conf.StaticMap[string(in)]
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	if !ok {
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		if conf.AllowUnknown {
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			return in, nil
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		}
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		return []byte(fmt.Sprintf("unknown:%s", in)), nil
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	}
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	return []byte(value), nil
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}
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