56 lines
1.1 KiB
Go
56 lines
1.1 KiB
Go
package ss
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import (
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"time"
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"github.com/go-gost/gost/pkg/common/util/ss"
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md "github.com/go-gost/gost/pkg/metadata"
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"github.com/shadowsocks/go-shadowsocks2/core"
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)
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type metadata struct {
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cipher core.Cipher
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readTimeout time.Duration
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retryCount int
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bufferSize int
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enableUDP bool
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}
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func (h *ssHandler) parseMetadata(md md.Metadata) (err error) {
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const (
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method = "method"
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password = "password"
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key = "key"
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readTimeout = "readTimeout"
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retryCount = "retry"
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enableUDP = "udp"
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bufferSize = "bufferSize"
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)
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h.md.cipher, err = ss.ShadowCipher(
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md.GetString(method),
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md.GetString(password),
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md.GetString(key),
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)
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if err != nil {
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return
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}
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h.md.readTimeout = md.GetDuration(readTimeout)
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h.md.retryCount = md.GetInt(retryCount)
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h.md.enableUDP = md.GetBool(enableUDP)
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h.md.bufferSize = md.GetInt(bufferSize)
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if h.md.bufferSize > 0 {
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if h.md.bufferSize < 512 {
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h.md.bufferSize = 512 // min buffer size
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}
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if h.md.bufferSize > 65*1024 {
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h.md.bufferSize = 65 * 1024 // max buffer size
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}
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} else {
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h.md.bufferSize = 4096 // default buffer size
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}
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return
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}
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