x/handler/socks/v5/metadata.go
2023-02-02 19:18:10 +08:00

48 lines
1.1 KiB
Go

package v5
import (
"math"
"time"
mdata "github.com/go-gost/core/metadata"
mdutil "github.com/go-gost/core/metadata/util"
)
type metadata struct {
readTimeout time.Duration
noTLS bool
enableBind bool
enableUDP bool
udpBufferSize int
compatibilityMode bool
hash string
}
func (h *socks5Handler) parseMetadata(md mdata.Metadata) (err error) {
const (
readTimeout = "readTimeout"
noTLS = "notls"
enableBind = "bind"
enableUDP = "udp"
udpBufferSize = "udpBufferSize"
compatibilityMode = "comp"
hash = "hash"
)
h.md.readTimeout = mdutil.GetDuration(md, readTimeout)
h.md.noTLS = mdutil.GetBool(md, noTLS)
h.md.enableBind = mdutil.GetBool(md, enableBind)
h.md.enableUDP = mdutil.GetBool(md, enableUDP)
if bs := mdutil.GetInt(md, udpBufferSize); bs > 0 {
h.md.udpBufferSize = int(math.Min(math.Max(float64(bs), 512), 64*1024))
} else {
h.md.udpBufferSize = 4096
}
h.md.compatibilityMode = mdutil.GetBool(md, compatibilityMode)
h.md.hash = mdutil.GetString(md, hash)
return nil
}