2016-10-14 21:41:41 +00:00
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package core
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import (
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"io"
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"io/ioutil"
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"github.com/golang/protobuf/proto"
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2017-02-22 10:58:55 +00:00
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"v2ray.com/core/common"
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2017-02-02 13:42:31 +00:00
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"v2ray.com/core/common/errors"
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2016-10-14 21:41:41 +00:00
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)
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2017-02-10 15:25:54 +00:00
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// ConfigLoader is an utility to load V2Ray config from external source.
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2016-10-14 21:41:41 +00:00
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type ConfigLoader func(input io.Reader) (*Config, error)
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2016-10-17 12:35:13 +00:00
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var configLoaderCache = make(map[ConfigFormat]ConfigLoader)
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2016-10-14 21:41:41 +00:00
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2017-02-10 15:25:54 +00:00
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// RegisterConfigLoader add a new ConfigLoader.
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2016-10-14 21:41:41 +00:00
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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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2017-02-10 15:25:54 +00:00
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// LoadConfig loads config with given format from given source.
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2016-10-14 21:41:41 +00:00
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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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2017-02-02 13:42:31 +00:00
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return nil, errors.New("Core: ", ConfigFormat_name[int32(format)], " is not loadable.")
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2016-10-14 21:41:41 +00:00
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}
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return loader(input)
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}
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2017-02-10 15:25:54 +00:00
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func loadProtobufConfig(input io.Reader) (*Config, error) {
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2016-10-14 21:41:41 +00:00
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config := new(Config)
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data, _ := ioutil.ReadAll(input)
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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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2016-10-14 21:42:14 +00:00
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func init() {
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2017-02-22 10:58:55 +00:00
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common.Must(RegisterConfigLoader(ConfigFormat_Protobuf, loadProtobufConfig))
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2016-10-14 21:42:14 +00:00
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}
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