mirror of
https://github.com/zrepl/zrepl.git
synced 2024-11-25 09:54:47 +01:00
43 lines
647 B
Go
43 lines
647 B
Go
package envconst
|
|
|
|
import (
|
|
"os"
|
|
"strconv"
|
|
"sync"
|
|
"time"
|
|
)
|
|
|
|
var cache sync.Map
|
|
|
|
func Duration(varname string, def time.Duration) time.Duration {
|
|
if v, ok := cache.Load(varname); ok {
|
|
return v.(time.Duration)
|
|
}
|
|
e := os.Getenv(varname)
|
|
if e == "" {
|
|
return def
|
|
}
|
|
d, err := time.ParseDuration(e)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
cache.Store(varname, d)
|
|
return d
|
|
}
|
|
|
|
func Int64(varname string, def int64) int64 {
|
|
if v, ok := cache.Load(varname); ok {
|
|
return v.(int64)
|
|
}
|
|
e := os.Getenv(varname)
|
|
if e == "" {
|
|
return def
|
|
}
|
|
d, err := strconv.ParseInt(e, 10, 64)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
cache.Store(varname, d)
|
|
return d
|
|
}
|