mirror of
https://github.com/XTLS/Xray-core.git
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117 lines
2.6 KiB
Go
117 lines
2.6 KiB
Go
package router
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import (
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dm "github.com/xtls/xray-core/common/matcher/domain"
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"github.com/xtls/xray-core/common/matcher/geoip"
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"github.com/xtls/xray-core/common/net"
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"github.com/xtls/xray-core/features/outbound"
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"github.com/xtls/xray-core/features/routing"
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)
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type Rule struct {
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Tag string
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Balancer *Balancer
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Condition Condition
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}
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func (r *Rule) GetTag() (string, error) {
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if r.Balancer != nil {
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return r.Balancer.PickOutbound()
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}
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return r.Tag, nil
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}
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// Apply checks rule matching of current routing context.
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func (r *Rule) Apply(ctx routing.Context) bool {
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return r.Condition.Apply(ctx)
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}
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func (rr *RoutingRule) BuildCondition() (Condition, error) {
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conds := NewConditionChan()
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if len(rr.Domain) > 0 {
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matcher, err := dm.NewDomainMatcher(rr.Domain)
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if err != nil {
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return nil, newError("failed to build domain condition").Base(err)
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}
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conds.Add(matcher)
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}
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if len(rr.UserEmail) > 0 {
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conds.Add(NewUserMatcher(rr.UserEmail))
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}
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if len(rr.InboundTag) > 0 {
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conds.Add(NewInboundTagMatcher(rr.InboundTag))
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}
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if rr.PortList != nil {
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conds.Add(NewPortMatcher(rr.PortList, false))
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} else if rr.PortRange != nil {
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conds.Add(NewPortMatcher(&net.PortList{Range: []*net.PortRange{rr.PortRange}}, false))
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}
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if rr.SourcePortList != nil {
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conds.Add(NewPortMatcher(rr.SourcePortList, true))
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}
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if len(rr.Networks) > 0 {
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conds.Add(NewNetworkMatcher(rr.Networks))
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} else if rr.NetworkList != nil {
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conds.Add(NewNetworkMatcher(rr.NetworkList.Network))
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}
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if len(rr.Geoip) > 0 {
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cond, err := geoip.NewMultiGeoIPMatcher(rr.Geoip, false)
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if err != nil {
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return nil, err
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}
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conds.Add(cond)
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} else if len(rr.Cidr) > 0 {
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cond, err := geoip.NewMultiGeoIPMatcher([]*geoip.GeoIP{{Cidr: rr.Cidr}}, false)
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if err != nil {
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return nil, err
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}
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conds.Add(cond)
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}
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if len(rr.SourceGeoip) > 0 {
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cond, err := geoip.NewMultiGeoIPMatcher(rr.SourceGeoip, true)
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if err != nil {
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return nil, err
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}
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conds.Add(cond)
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} else if len(rr.SourceCidr) > 0 {
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cond, err := geoip.NewMultiGeoIPMatcher([]*geoip.GeoIP{{Cidr: rr.SourceCidr}}, true)
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if err != nil {
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return nil, err
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}
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conds.Add(cond)
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}
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if len(rr.Protocol) > 0 {
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conds.Add(NewProtocolMatcher(rr.Protocol))
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}
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if len(rr.Attributes) > 0 {
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cond, err := NewAttributeMatcher(rr.Attributes)
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if err != nil {
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return nil, err
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}
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conds.Add(cond)
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}
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if conds.Len() == 0 {
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return nil, newError("this rule has no effective fields").AtWarning()
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}
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return conds, nil
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}
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func (br *BalancingRule) Build(ohm outbound.Manager) (*Balancer, error) {
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return &Balancer{
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selectors: br.OutboundSelector,
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strategy: &RandomStrategy{},
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ohm: ohm,
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}, nil
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}
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