package provider import ( "errors" "fmt" "time" "github.com/Dreamacro/clash/common/structure" "github.com/Dreamacro/clash/common/utils" "github.com/Dreamacro/clash/component/resource" C "github.com/Dreamacro/clash/constant" types "github.com/Dreamacro/clash/constant/provider" ) var ( errVehicleType = errors.New("unsupport vehicle type") errSubPath = errors.New("path is not subpath of home directory") ) type healthCheckSchema struct { Enable bool `provider:"enable"` URL string `provider:"url"` Interval int `provider:"interval"` Lazy bool `provider:"lazy,omitempty"` ExpectedStatus string `provider:"expected-status,omitempty"` } type proxyProviderSchema struct { Type string `provider:"type"` Path string `provider:"path,omitempty"` URL string `provider:"url,omitempty"` Interval int `provider:"interval,omitempty"` Filter string `provider:"filter,omitempty"` ExcludeFilter string `provider:"exclude-filter,omitempty"` ExcludeType string `provider:"exclude-type,omitempty"` DialerProxy string `provider:"dialer-proxy,omitempty"` HealthCheck healthCheckSchema `provider:"health-check,omitempty"` } func ParseProxyProvider(name string, mapping map[string]any) (types.ProxyProvider, error) { decoder := structure.NewDecoder(structure.Option{TagName: "provider", WeaklyTypedInput: true}) schema := &proxyProviderSchema{ HealthCheck: healthCheckSchema{ Lazy: true, }, } if err := decoder.Decode(mapping, schema); err != nil { return nil, err } expectedStatus, err := utils.NewIntRanges[uint16](schema.HealthCheck.ExpectedStatus) if err != nil { return nil, err } var hcInterval uint if schema.HealthCheck.Enable { hcInterval = uint(schema.HealthCheck.Interval) } hc := NewHealthCheck([]C.Proxy{}, schema.HealthCheck.URL, hcInterval, schema.HealthCheck.Lazy, expectedStatus) var vehicle types.Vehicle switch schema.Type { case "file": path := C.Path.Resolve(schema.Path) vehicle = resource.NewFileVehicle(path) case "http": if schema.Path != "" { path := C.Path.Resolve(schema.Path) if !C.Path.IsSafePath(path) { return nil, fmt.Errorf("%w: %s", errSubPath, path) } vehicle = resource.NewHTTPVehicle(schema.URL, path) } else { path := C.Path.GetPathByHash("proxies", schema.URL) vehicle = resource.NewHTTPVehicle(schema.URL, path) } default: return nil, fmt.Errorf("%w: %s", errVehicleType, schema.Type) } interval := time.Duration(uint(schema.Interval)) * time.Second filter := schema.Filter excludeFilter := schema.ExcludeFilter excludeType := schema.ExcludeType dialerProxy := schema.DialerProxy return NewProxySetProvider(name, interval, filter, excludeFilter, excludeType, dialerProxy, vehicle, hc) }