ginuerzh
100 lines
3.0 KiB
Go
100 lines
3.0 KiB
Go
package v5
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import (
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"crypto"
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"crypto/tls"
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"crypto/x509"
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"time"
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"github.com/go-gost/core/bypass"
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mdata "github.com/go-gost/core/metadata"
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"github.com/go-gost/x/internal/util/mux"
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mdutil "github.com/go-gost/x/metadata/util"
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"github.com/go-gost/x/registry"
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)
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type metadata struct {
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readTimeout time.Duration
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noTLS bool
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enableBind bool
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enableUDP bool
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compatibilityMode bool
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hash string
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muxCfg *mux.Config
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observerPeriod time.Duration
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observerResetTraffic bool
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sniffing bool
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sniffingTimeout time.Duration
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sniffingWebsocket bool
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sniffingWebsocketSampleRate float64
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certificate *x509.Certificate
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privateKey crypto.PrivateKey
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alpn string
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mitmBypass bypass.Bypass
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limiterRefreshInterval time.Duration
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limiterCleanupInterval time.Duration
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}
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func (h *socks5Handler) parseMetadata(md mdata.Metadata) (err error) {
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h.md.readTimeout = mdutil.GetDuration(md, "readTimeout")
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if h.md.readTimeout <= 0 {
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h.md.readTimeout = 15 * time.Second
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}
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h.md.noTLS = mdutil.GetBool(md, "notls")
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h.md.enableBind = mdutil.GetBool(md, "bind")
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h.md.enableUDP = mdutil.GetBool(md, "udp")
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h.md.compatibilityMode = mdutil.GetBool(md, "comp")
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h.md.hash = mdutil.GetString(md, "hash")
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h.md.muxCfg = &mux.Config{
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Version: mdutil.GetInt(md, "mux.version"),
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KeepAliveInterval: mdutil.GetDuration(md, "mux.keepaliveInterval"),
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KeepAliveDisabled: mdutil.GetBool(md, "mux.keepaliveDisabled"),
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KeepAliveTimeout: mdutil.GetDuration(md, "mux.keepaliveTimeout"),
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MaxFrameSize: mdutil.GetInt(md, "mux.maxFrameSize"),
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MaxReceiveBuffer: mdutil.GetInt(md, "mux.maxReceiveBuffer"),
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MaxStreamBuffer: mdutil.GetInt(md, "mux.maxStreamBuffer"),
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}
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h.md.observerPeriod = mdutil.GetDuration(md, "observePeriod", "observer.period", "observer.observePeriod")
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if h.md.observerPeriod == 0 {
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h.md.observerPeriod = 5 * time.Second
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}
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if h.md.observerPeriod < time.Second {
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h.md.observerPeriod = time.Second
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}
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h.md.observerResetTraffic = mdutil.GetBool(md, "observer.resetTraffic")
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h.md.sniffing = mdutil.GetBool(md, "sniffing")
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h.md.sniffingTimeout = mdutil.GetDuration(md, "sniffing.timeout")
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h.md.sniffingWebsocket = mdutil.GetBool(md, "sniffing.websocket")
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h.md.sniffingWebsocketSampleRate = mdutil.GetFloat(md, "sniffing.websocket.sampleRate")
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certFile := mdutil.GetString(md, "mitm.certFile", "mitm.caCertFile")
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keyFile := mdutil.GetString(md, "mitm.keyFile", "mitm.caKeyFile")
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if certFile != "" && keyFile != "" {
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tlsCert, err := tls.LoadX509KeyPair(certFile, keyFile)
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if err != nil {
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return err
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}
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h.md.certificate, err = x509.ParseCertificate(tlsCert.Certificate[0])
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if err != nil {
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return err
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}
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h.md.privateKey = tlsCert.PrivateKey
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}
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h.md.alpn = mdutil.GetString(md, "mitm.alpn")
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h.md.mitmBypass = registry.BypassRegistry().Get(mdutil.GetString(md, "mitm.bypass"))
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h.md.limiterRefreshInterval = mdutil.GetDuration(md, "limiter.refreshInterval")
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h.md.limiterCleanupInterval = mdutil.GetDuration(md, "limiter.cleanupInterval")
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return nil
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}
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