tracker/config/config.go
Jimmy Zelinskie eee2810da6 initial
2013-06-21 19:31:32 -04:00

62 lines
1.3 KiB
Go

package config
import (
"encoding/json"
"os"
"time"
)
type Config struct {
Addr string `json:"addr"`
Storage Storage `json:"storage"`
Private bool `json:"private"`
Freeleech bool `json:"freeleech"`
Announce Duration `json:"announce"`
MinAnnounce Duration `json:"min_announce"`
BufferPoolSize int `json:"bufferpool_size"`
Whitelist []string `json:"whitelist"`
}
// StorageConfig represents the settings used for storage or cache.
type Storage struct {
Driver string `json:"driver"`
Protocol string `json:"protocol"`
Addr string `json:"addr"`
Username string `json:"user"`
Password string `json:"pass"`
Schema string `json:"schema"`
Encoding string `json:"encoding"`
}
type Duration struct {
time.Duration
}
func (d *Duration) MarshalJSON() ([]byte, error) {
return json.Marshal(d.String())
}
func (d *Duration) UnmarshalJSON(b []byte) error {
var str string
err := json.Unmarshal(b, &str)
d.Duration, err = time.ParseDuration(str)
return err
}
func New(path string) (*Config, error) {
expandedPath := os.ExpandEnv(path)
f, err := os.Open(expandedPath)
if err != nil {
return nil, err
}
defer f.Close()
conf := &Config{}
err = json.NewDecoder(f).Decode(conf)
if err != nil {
return nil, err
}
return conf, nil
}