mirror of https://github.com/v2fly/v2ray-core.git
143 lines
3.2 KiB
Go
143 lines
3.2 KiB
Go
//go:build !confonly
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// +build !confonly
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package router
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import (
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"github.com/v2fly/v2ray-core/v4/app/router/routercommon"
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"github.com/v2fly/v2ray-core/v4/common/net"
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"github.com/v2fly/v2ray-core/v4/features/outbound"
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"github.com/v2fly/v2ray-core/v4/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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switch rr.DomainMatcher {
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case "mph", "hybrid":
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matcher, err := NewMphMatcherGroup(rr.Domain)
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if err != nil {
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return nil, newError("failed to build domain condition with MphDomainMatcher").Base(err)
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}
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newError("MphDomainMatcher is enabled for ", len(rr.Domain), " domain rule(s)").AtDebug().WriteToLog()
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conds.Add(matcher)
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case "linear":
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fallthrough
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default:
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matcher, err := 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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}
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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 := 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 := NewMultiGeoIPMatcher([]*routercommon.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 := 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 := NewMultiGeoIPMatcher([]*routercommon.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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switch br.Strategy {
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case "leastPing":
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return &Balancer{
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selectors: br.OutboundSelector,
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strategy: &LeastPingStrategy{},
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ohm: ohm,
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}, nil
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case "random":
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fallthrough
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default:
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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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}
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