mirror of
https://github.com/v2fly/v2ray-core.git
synced 2024-09-02 01:34:17 -04:00
47 lines
1.1 KiB
Go
47 lines
1.1 KiB
Go
package core
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import (
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"io"
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"v2ray.com/core/common"
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"v2ray.com/core/common/buf"
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"github.com/golang/protobuf/proto"
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)
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// ConfigLoader is an utility to load V2Ray config from external source.
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type ConfigLoader func(input io.Reader) (*Config, error)
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var configLoaderCache = make(map[ConfigFormat]ConfigLoader)
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// RegisterConfigLoader add a new ConfigLoader.
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func RegisterConfigLoader(format ConfigFormat, loader ConfigLoader) error {
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configLoaderCache[format] = loader
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return nil
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}
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// LoadConfig loads config with given format from given source.
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func LoadConfig(format ConfigFormat, input io.Reader) (*Config, error) {
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loader, found := configLoaderCache[format]
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if !found {
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return nil, newError(ConfigFormat_name[int32(format)], " is not loadable.").AtWarning()
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}
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return loader(input)
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}
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func loadProtobufConfig(input io.Reader) (*Config, error) {
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config := new(Config)
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data, err := buf.ReadAllToBytes(input)
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if err != nil {
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return nil, err
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}
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if err := proto.Unmarshal(data, config); err != nil {
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return nil, err
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}
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return config, nil
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}
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func init() {
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common.Must(RegisterConfigLoader(ConfigFormat_Protobuf, loadProtobufConfig))
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}
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