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