64 lines
1.4 KiB
Go
64 lines
1.4 KiB
Go
package kcp
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import (
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"encoding/json"
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mdata "github.com/go-gost/core/metadata"
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mdutil "github.com/go-gost/core/metadata/util"
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kcp_util "github.com/go-gost/x/internal/util/kcp"
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)
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const (
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defaultBacklog = 128
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)
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type metadata struct {
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config *kcp_util.Config
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backlog int
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}
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func (l *kcpListener) parseMetadata(md mdata.Metadata) (err error) {
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const (
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backlog = "backlog"
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configFile = "c"
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)
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if file := mdutil.GetString(md, "kcp.configFile", "configFile", "c"); file != "" {
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l.md.config, err = kcp_util.ParseFromFile(file)
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if err != nil {
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return
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}
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}
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if m := mdutil.GetStringMap(md, "kcp.config", "config"); len(m) > 0 {
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b, err := json.Marshal(m)
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if err != nil {
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return err
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}
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cfg := &kcp_util.Config{}
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if err := json.Unmarshal(b, cfg); err != nil {
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return err
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}
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l.md.config = cfg
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}
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if l.md.config == nil {
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l.md.config = kcp_util.DefaultConfig
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}
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l.md.config.TCP = mdutil.GetBool(md, "kcp.tcp", "tcp")
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l.md.config.Key = mdutil.GetString(md, "kcp.key")
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l.md.config.Crypt = mdutil.GetString(md, "kcp.crypt")
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l.md.config.Mode = mdutil.GetString(md, "kcp.mode")
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l.md.config.KeepAlive = mdutil.GetInt(md, "kcp.keepalive")
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l.md.config.Interval = mdutil.GetInt(md, "kcp.interval")
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l.md.config.MTU = mdutil.GetInt(md, "kcp.mtu")
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l.md.config.SmuxVer = mdutil.GetInt(md, "kcp.smuxVer")
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l.md.backlog = mdutil.GetInt(md, backlog)
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if l.md.backlog <= 0 {
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l.md.backlog = defaultBacklog
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}
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return
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}
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