mirror of
https://github.com/XTLS/Xray-core.git
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94 lines
2.6 KiB
Go
94 lines
2.6 KiB
Go
package conf
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import (
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"google.golang.org/protobuf/proto"
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"github.com/xtls/xray-core/app/router"
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"github.com/xtls/xray-core/app/observatory/burst"
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"github.com/xtls/xray-core/infra/conf/cfgcommon/duration"
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)
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const (
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strategyRandom string = "random"
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strategyLeastPing string = "leastping"
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strategyRoundRobin string = "roundrobin"
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strategyLeastLoad string = "leastload"
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)
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var (
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strategyConfigLoader = NewJSONConfigLoader(ConfigCreatorCache{
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strategyRandom: func() interface{} { return new(strategyEmptyConfig) },
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strategyLeastPing: func() interface{} { return new(strategyEmptyConfig) },
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strategyRoundRobin: func() interface{} { return new(strategyEmptyConfig) },
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strategyLeastLoad: func() interface{} { return new(strategyLeastLoadConfig) },
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}, "type", "settings")
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)
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type strategyEmptyConfig struct {
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}
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func (v *strategyEmptyConfig) Build() (proto.Message, error) {
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return nil, nil
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}
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type strategyLeastLoadConfig struct {
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// weight settings
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Costs []*router.StrategyWeight `json:"costs,omitempty"`
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// ping rtt baselines
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Baselines []duration.Duration `json:"baselines,omitempty"`
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// expected nodes count to select
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Expected int32 `json:"expected,omitempty"`
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// max acceptable rtt, filter away high delay nodes. default 0
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MaxRTT duration.Duration `json:"maxRTT,omitempty"`
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// acceptable failure rate
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Tolerance float64 `json:"tolerance,omitempty"`
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}
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// healthCheckSettings holds settings for health Checker
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type healthCheckSettings struct {
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Destination string `json:"destination"`
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Connectivity string `json:"connectivity"`
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Interval duration.Duration `json:"interval"`
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SamplingCount int `json:"sampling"`
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Timeout duration.Duration `json:"timeout"`
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}
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func (h healthCheckSettings) Build() (proto.Message, error) {
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return &burst.HealthPingConfig{
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Destination: h.Destination,
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Connectivity: h.Connectivity,
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Interval: int64(h.Interval),
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Timeout: int64(h.Timeout),
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SamplingCount: int32(h.SamplingCount),
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}, nil
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}
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// Build implements Buildable.
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func (v *strategyLeastLoadConfig) Build() (proto.Message, error) {
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config := &router.StrategyLeastLoadConfig{}
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config.Costs = v.Costs
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config.Tolerance = float32(v.Tolerance)
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if config.Tolerance < 0 {
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config.Tolerance = 0
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}
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if config.Tolerance > 1 {
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config.Tolerance = 1
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}
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config.Expected = v.Expected
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if config.Expected < 0 {
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config.Expected = 0
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}
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config.MaxRTT = int64(v.MaxRTT)
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if config.MaxRTT < 0 {
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config.MaxRTT = 0
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}
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config.Baselines = make([]int64, 0)
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for _, b := range v.Baselines {
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if b <= 0 {
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continue
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}
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config.Baselines = append(config.Baselines, int64(b))
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}
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return config, nil
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}
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