mirror of https://github.com/XTLS/Xray-core
87 lines
2.3 KiB
Go
87 lines
2.3 KiB
Go
|
package session
|
||
|
|
|
||
|
|
import "context"
|
||
|
|
|
||
|
|
type sessionKey int
|
||
|
|
|
||
|
|
const (
|
||
|
|
idSessionKey sessionKey = iota
|
||
|
|
inboundSessionKey
|
||
|
|
outboundSessionKey
|
||
|
|
contentSessionKey
|
||
|
|
muxPreferedSessionKey
|
||
|
|
sockoptSessionKey
|
||
|
|
)
|
||
|
|
|
||
|
|
// ContextWithID returns a new context with the given ID.
|
||
|
|
func ContextWithID(ctx context.Context, id ID) context.Context {
|
||
|
|
return context.WithValue(ctx, idSessionKey, id)
|
||
|
|
}
|
||
|
|
|
||
|
|
// IDFromContext returns ID in this context, or 0 if not contained.
|
||
|
|
func IDFromContext(ctx context.Context) ID {
|
||
|
|
if id, ok := ctx.Value(idSessionKey).(ID); ok {
|
||
|
|
return id
|
||
|
|
}
|
||
|
|
return 0
|
||
|
|
}
|
||
|
|
|
||
|
|
func ContextWithInbound(ctx context.Context, inbound *Inbound) context.Context {
|
||
|
|
return context.WithValue(ctx, inboundSessionKey, inbound)
|
||
|
|
}
|
||
|
|
|
||
|
|
func InboundFromContext(ctx context.Context) *Inbound {
|
||
|
|
if inbound, ok := ctx.Value(inboundSessionKey).(*Inbound); ok {
|
||
|
|
return inbound
|
||
|
|
}
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
func ContextWithOutbound(ctx context.Context, outbound *Outbound) context.Context {
|
||
|
|
return context.WithValue(ctx, outboundSessionKey, outbound)
|
||
|
|
}
|
||
|
|
|
||
|
|
func OutboundFromContext(ctx context.Context) *Outbound {
|
||
|
|
if outbound, ok := ctx.Value(outboundSessionKey).(*Outbound); ok {
|
||
|
|
return outbound
|
||
|
|
}
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
func ContextWithContent(ctx context.Context, content *Content) context.Context {
|
||
|
|
return context.WithValue(ctx, contentSessionKey, content)
|
||
|
|
}
|
||
|
|
|
||
|
|
func ContentFromContext(ctx context.Context) *Content {
|
||
|
|
if content, ok := ctx.Value(contentSessionKey).(*Content); ok {
|
||
|
|
return content
|
||
|
|
}
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
// ContextWithMuxPrefered returns a new context with the given bool
|
||
|
|
func ContextWithMuxPrefered(ctx context.Context, forced bool) context.Context {
|
||
|
|
return context.WithValue(ctx, muxPreferedSessionKey, forced)
|
||
|
|
}
|
||
|
|
|
||
|
|
// MuxPreferedFromContext returns value in this context, or false if not contained.
|
||
|
|
func MuxPreferedFromContext(ctx context.Context) bool {
|
||
|
|
if val, ok := ctx.Value(muxPreferedSessionKey).(bool); ok {
|
||
|
|
return val
|
||
|
|
}
|
||
|
|
return false
|
||
|
|
}
|
||
|
|
|
||
|
|
// ContextWithSockopt returns a new context with Socket configs included
|
||
|
|
func ContextWithSockopt(ctx context.Context, s *Sockopt) context.Context {
|
||
|
|
return context.WithValue(ctx, sockoptSessionKey, s)
|
||
|
|
}
|
||
|
|
|
||
|
|
// SockoptFromContext returns Socket configs in this context, or nil if not contained.
|
||
|
|
func SockoptFromContext(ctx context.Context) *Sockopt {
|
||
|
|
if sockopt, ok := ctx.Value(sockoptSessionKey).(*Sockopt); ok {
|
||
|
|
return sockopt
|
||
|
|
}
|
||
|
|
return nil
|
||
|
|
}
|