mirror of
https://github.com/SagerNet/sing-box.git
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73 lines
2.2 KiB
Go
73 lines
2.2 KiB
Go
package endpoint
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import (
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"context"
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"sync"
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"github.com/sagernet/sing-box/adapter"
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"github.com/sagernet/sing-box/log"
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"github.com/sagernet/sing/common"
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E "github.com/sagernet/sing/common/exceptions"
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)
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type ConstructorFunc[T any] func(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options T) (adapter.Endpoint, error)
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func Register[Options any](registry *Registry, outboundType string, constructor ConstructorFunc[Options]) {
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registry.register(outboundType, func() any {
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return new(Options)
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}, func(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, rawOptions any) (adapter.Endpoint, error) {
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var options *Options
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if rawOptions != nil {
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options = rawOptions.(*Options)
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}
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return constructor(ctx, router, logger, tag, common.PtrValueOrDefault(options))
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})
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}
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var _ adapter.EndpointRegistry = (*Registry)(nil)
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type (
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optionsConstructorFunc func() any
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constructorFunc func(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, options any) (adapter.Endpoint, error)
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)
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type Registry struct {
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access sync.Mutex
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optionsType map[string]optionsConstructorFunc
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constructor map[string]constructorFunc
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}
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func NewRegistry() *Registry {
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return &Registry{
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optionsType: make(map[string]optionsConstructorFunc),
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constructor: make(map[string]constructorFunc),
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}
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}
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func (m *Registry) CreateOptions(outboundType string) (any, bool) {
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m.access.Lock()
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defer m.access.Unlock()
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optionsConstructor, loaded := m.optionsType[outboundType]
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if !loaded {
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return nil, false
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}
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return optionsConstructor(), true
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}
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func (m *Registry) Create(ctx context.Context, router adapter.Router, logger log.ContextLogger, tag string, outboundType string, options any) (adapter.Endpoint, error) {
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m.access.Lock()
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defer m.access.Unlock()
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constructor, loaded := m.constructor[outboundType]
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if !loaded {
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return nil, E.New("outbound type not found: " + outboundType)
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}
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return constructor(ctx, router, logger, tag, options)
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}
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func (m *Registry) register(outboundType string, optionsConstructor optionsConstructorFunc, constructor constructorFunc) {
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m.access.Lock()
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defer m.access.Unlock()
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m.optionsType[outboundType] = optionsConstructor
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m.constructor[outboundType] = constructor
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}
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