72 lines
1.3 KiB
Go
72 lines
1.3 KiB
Go
package adapters
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import (
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"encoding/json"
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"errors"
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"net"
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"sort"
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C "github.com/Dreamacro/clash/constant"
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)
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type Selector struct {
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*Base
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selected C.Proxy
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proxies map[string]C.Proxy
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}
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type SelectorOption struct {
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Name string `proxy:"name"`
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Proxies []string `proxy:"proxies"`
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}
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func (s *Selector) Generator(metadata *C.Metadata) (net.Conn, error) {
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return s.selected.Generator(metadata)
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}
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func (s *Selector) MarshalJSON() ([]byte, error) {
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var all []string
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for k := range s.proxies {
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all = append(all, k)
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}
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sort.Strings(all)
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return json.Marshal(map[string]interface{}{
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"type": s.Type().String(),
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"now": s.Now(),
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"all": all,
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})
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}
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func (s *Selector) Now() string {
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return s.selected.Name()
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}
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func (s *Selector) Set(name string) error {
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proxy, exist := s.proxies[name]
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if !exist {
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return errors.New("Proxy does not exist")
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}
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s.selected = proxy
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return nil
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}
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func NewSelector(name string, proxies []C.Proxy) (*Selector, error) {
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if len(proxies) == 0 {
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return nil, errors.New("Provide at least one proxy")
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}
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mapping := make(map[string]C.Proxy)
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for _, proxy := range proxies {
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mapping[proxy.Name()] = proxy
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}
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s := &Selector{
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Base: &Base{
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name: name,
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tp: C.Selector,
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},
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proxies: mapping,
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selected: proxies[0],
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}
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return s, nil
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}
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