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https://github.com/nspcc-dev/neo-go.git
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58 lines
1.4 KiB
Go
58 lines
1.4 KiB
Go
package config
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import (
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"fmt"
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"io/ioutil"
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"os"
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"github.com/pkg/errors"
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"gopkg.in/yaml.v2"
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)
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const userAgentFormat = "/NEO-GO:%s/"
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// Version the version of the node, set at build time.
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var Version string
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// Config top level struct representing the config
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// for the node.
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type Config struct {
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ProtocolConfiguration ProtocolConfiguration `yaml:"ProtocolConfiguration"`
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ApplicationConfiguration ApplicationConfiguration `yaml:"ApplicationConfiguration"`
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}
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// GenerateUserAgent creates user agent string based on build time environment.
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func (c Config) GenerateUserAgent() string {
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return fmt.Sprintf(userAgentFormat, Version)
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}
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// Load attempts to load the config from the given
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// path for the given netMode.
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func Load(path string, netMode NetMode) (Config, error) {
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configPath := fmt.Sprintf("%s/protocol.%s.yml", path, netMode)
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if _, err := os.Stat(configPath); os.IsNotExist(err) {
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return Config{}, errors.Wrap(err, "Unable to load config")
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}
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configData, err := ioutil.ReadFile(configPath)
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if err != nil {
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return Config{}, errors.Wrap(err, "Unable to read config")
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}
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config := Config{
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ProtocolConfiguration: ProtocolConfiguration{
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SystemFee: SystemFee{},
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},
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ApplicationConfiguration: ApplicationConfiguration{
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PingInterval: 30,
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PingTimeout: 90,
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},
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}
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err = yaml.Unmarshal(configData, &config)
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if err != nil {
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return Config{}, errors.Wrap(err, "Problem unmarshaling config json data")
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}
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return config, nil
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}
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