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metadata.go
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/
metadata.go
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package dns
import (
"time"
mdata "github.com/go-gost/core/metadata"
mdutil "github.com/go-gost/core/metadata/util"
)
const (
defaultBacklog = 128
)
type metadata struct {
mode string
readBufferSize int
readTimeout time.Duration
writeTimeout time.Duration
backlog int
}
func (l *dnsListener) parseMetadata(md mdata.Metadata) (err error) {
const (
backlog = "backlog"
mode = "mode"
readBufferSize = "readBufferSize"
readTimeout = "readTimeout"
writeTimeout = "writeTimeout"
)
l.md.mode = mdutil.GetString(md, mode)
l.md.readBufferSize = mdutil.GetInt(md, readBufferSize)
l.md.readTimeout = mdutil.GetDuration(md, readTimeout)
l.md.writeTimeout = mdutil.GetDuration(md, writeTimeout)
l.md.backlog = mdutil.GetInt(md, backlog)
if l.md.backlog <= 0 {
l.md.backlog = defaultBacklog
}
return
}