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72 lines
1.5 KiB
Go
72 lines
1.5 KiB
Go
package blackhole
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import (
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"v2ray.com/core/common/alloc"
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v2io "v2ray.com/core/common/io"
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"github.com/golang/protobuf/proto"
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"github.com/golang/protobuf/ptypes"
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"github.com/golang/protobuf/ptypes/any"
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"strings"
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"v2ray.com/core/common/loader"
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)
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const (
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http403response = `HTTP/1.1 403 Forbidden
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Connection: close
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Cache-Control: max-age=3600, public
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Content-Length: 0
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`
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)
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type ResponseConfig interface {
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AsAny() *any.Any
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WriteTo(v2io.Writer)
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}
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func (this *NoneResponse) WriteTo(v2io.Writer) {}
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func (this *NoneResponse) AsAny() *any.Any {
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r, _ := ptypes.MarshalAny(this)
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return r
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}
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func (this *HTTPResponse) WriteTo(writer v2io.Writer) {
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writer.Write(alloc.NewLocalBuffer(512).Clear().AppendString(http403response))
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}
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func (this *HTTPResponse) AsAny() *any.Any {
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r, _ := ptypes.MarshalAny(this)
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return r
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}
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func (this *Response) GetInternalResponse() (ResponseConfig, error) {
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if this == nil {
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return new(NoneResponse), nil
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}
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var r ResponseConfig
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switch this.Type {
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case Response_None:
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r = new(NoneResponse)
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case Response_HTTP:
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r = new(HTTPResponse)
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}
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err := ptypes.UnmarshalAny(this.Settings, r.(proto.Message))
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if err != nil {
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return nil, err
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}
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return r, nil
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}
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var (
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cache = loader.ConfigCreatorCache{}
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)
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func init() {
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cache.RegisterCreator(strings.ToLower(Response_Type_name[int32(Response_None)]), func() interface{} { return new(NoneResponse) })
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cache.RegisterCreator(strings.ToLower(Response_Type_name[int32(Response_HTTP)]), func() interface{} { return new(HTTPResponse) })
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}
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