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87 lines
1.7 KiB
87 lines
1.7 KiB
package platform // import "github.com/xtls/xray-core/common/platform"
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import (
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"os"
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"path/filepath"
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"strconv"
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"strings"
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)
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type EnvFlag struct {
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Name string
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AltName string
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}
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func NewEnvFlag(name string) EnvFlag {
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return EnvFlag{
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Name: name,
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AltName: NormalizeEnvName(name),
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}
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}
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func (f EnvFlag) GetValue(defaultValue func() string) string {
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if v, found := os.LookupEnv(f.Name); found {
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return v
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}
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if len(f.AltName) > 0 {
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if v, found := os.LookupEnv(f.AltName); found {
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return v
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}
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}
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return defaultValue()
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}
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func (f EnvFlag) GetValueAsInt(defaultValue int) int {
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useDefaultValue := false
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s := f.GetValue(func() string {
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useDefaultValue = true
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return ""
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})
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if useDefaultValue {
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return defaultValue
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}
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v, err := strconv.ParseInt(s, 10, 32)
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if err != nil {
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return defaultValue
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}
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return int(v)
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}
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func NormalizeEnvName(name string) string {
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return strings.ReplaceAll(strings.ToUpper(strings.TrimSpace(name)), ".", "_")
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}
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func getExecutableDir() string {
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exec, err := os.Executable()
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if err != nil {
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return ""
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}
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return filepath.Dir(exec)
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}
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func getExecutableSubDir(dir string) func() string {
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return func() string {
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return filepath.Join(getExecutableDir(), dir)
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}
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}
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func GetPluginDirectory() string {
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const name = "xray.location.plugin"
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pluginDir := NewEnvFlag(name).GetValue(getExecutableSubDir("plugins"))
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return pluginDir
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}
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func GetConfigurationPath() string {
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const name = "xray.location.config"
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configPath := NewEnvFlag(name).GetValue(getExecutableDir)
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return filepath.Join(configPath, "config.json")
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}
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// GetConfDirPath reads "xray.location.confdir"
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func GetConfDirPath() string {
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const name = "xray.location.confdir"
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configPath := NewEnvFlag(name).GetValue(func() string { return "" })
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return configPath
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}
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