wenyifan
49 lines
1.2 KiB
Go
49 lines
1.2 KiB
Go
package dns
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import (
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"time"
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mdata "github.com/go-gost/core/metadata"
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mdutil "github.com/go-gost/x/metadata/util"
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)
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type metadata struct {
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keepAlivePeriod time.Duration
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maxIdleTimeout time.Duration
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handshakeTimeout time.Duration
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maxStreams int
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enableDatagram bool
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domain string
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udpSize int
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}
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func (d *dnsDialer) parseMetadata(md mdata.Metadata) (err error) {
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const (
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keepAlive = "keepAlive"
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keepAlivePeriod = "ttl"
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handshakeTimeout = "handshakeTimeout"
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maxIdleTimeout = "maxIdleTimeout"
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maxStreams = "maxStreams"
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domain = "domain"
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udpSize = "udpSize"
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)
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if md == nil || !md.IsExists(keepAlive) || mdutil.GetBool(md, keepAlive) {
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d.md.keepAlivePeriod = mdutil.GetDuration(md, keepAlivePeriod)
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if d.md.keepAlivePeriod <= 0 {
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d.md.keepAlivePeriod = 10 * time.Second
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}
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}
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d.md.handshakeTimeout = mdutil.GetDuration(md, handshakeTimeout)
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d.md.maxIdleTimeout = mdutil.GetDuration(md, maxIdleTimeout)
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d.md.maxStreams = mdutil.GetInt(md, maxStreams)
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d.md.enableDatagram = mdutil.GetBool(md, "quic.enableDatagram", "enableDatagram")
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d.md.domain = mdutil.GetString(md, domain, "dns.domain")
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d.md.udpSize = mdutil.GetInt(md, udpSize, "dns.udpSize")
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return
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}
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