package routing
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import (
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"github.com/v2fly/v2ray-core/v5/common"
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"github.com/v2fly/v2ray-core/v5/features"
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)
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// Router is a feature to choose an outbound tag for the given request.
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//
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// v2ray:api:stable
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type Router interface {
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features.Feature
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// PickRoute returns a route decision based on the given routing context.
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PickRoute(ctx Context) (Route, error)
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}
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// Route is the routing result of Router feature.
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//
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// v2ray:api:stable
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type Route interface {
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// A Route is also a routing context.
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Context
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// GetOutboundGroupTags returns the detoured outbound group tags in sequence before a final outbound is chosen.
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GetOutboundGroupTags() []string
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// GetOutboundTag returns the tag of the outbound the connection was dispatched to.
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GetOutboundTag() string
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}
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// RouterType return the type of Router interface. Can be used to implement common.HasType.
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//
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// v2ray:api:stable
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func RouterType() interface{} {
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return (*Router)(nil)
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}
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// DefaultRouter is an implementation of Router, which always returns ErrNoClue for routing decisions.
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type DefaultRouter struct{}
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// Type implements common.HasType.
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func (DefaultRouter) Type() interface{} {
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return RouterType()
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}
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// PickRoute implements Router.
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func (DefaultRouter) PickRoute(ctx Context) (Route, error) {
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return nil, common.ErrNoClue
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}
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// Start implements common.Runnable.
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func (DefaultRouter) Start() error {
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return nil
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}
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// Close implements common.Closable.
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func (DefaultRouter) Close() error {
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return nil
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}
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