76 lines
1.8 KiB
Go
76 lines
1.8 KiB
Go
package configuration
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import (
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"fmt"
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"strconv"
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"strings"
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"github.com/qdm12/golibs/params"
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)
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// ShadowSocks contains settings to configure the Shadowsocks server.
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type ShadowSocks struct {
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Method string
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Password string
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Port uint16
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Enabled bool
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Log bool
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}
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func (settings *ShadowSocks) String() string {
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return strings.Join(settings.lines(), "\n")
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}
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func (settings *ShadowSocks) lines() (lines []string) {
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if !settings.Enabled {
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return nil
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}
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lines = append(lines, lastIndent+"Shadowsocks server:")
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lines = append(lines, indent+lastIndent+"Listening port: "+strconv.Itoa(int(settings.Port)))
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lines = append(lines, indent+lastIndent+"Method: "+settings.Method)
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if settings.Log {
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lines = append(lines, indent+lastIndent+"Logging: enabled")
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}
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return lines
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}
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func (settings *ShadowSocks) read(r reader) (err error) {
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settings.Enabled, err = r.env.OnOff("SHADOWSOCKS", params.Default("off"))
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if !settings.Enabled {
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return nil
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} else if err != nil {
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return fmt.Errorf("environment variable SHADOWSOCKS: %w", err)
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}
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settings.Password, err = r.getFromEnvOrSecretFile("SHADOWSOCKS_PASSWORD", settings.Enabled, nil)
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if err != nil {
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return err
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}
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settings.Log, err = r.env.OnOff("SHADOWSOCKS_LOG", params.Default("off"))
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if err != nil {
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return fmt.Errorf("environment variable SHADOWSOCKS_LOG: %w", err)
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}
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settings.Method, err = r.env.Get("SHADOWSOCKS_METHOD", params.Default("chacha20-ietf-poly1305"))
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if err != nil {
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return fmt.Errorf("environment variable SHADOWSOCKS_METHOD: %w", err)
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}
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var warning string
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settings.Port, warning, err = r.env.ListeningPort("SHADOWSOCKS_PORT", params.Default("8388"))
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if len(warning) > 0 {
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r.logger.Warn(warning)
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}
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if err != nil {
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return fmt.Errorf("environment variable SHADOWSOCKS_PORT: %w", err)
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}
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return nil
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}
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