/
container.go
44 lines (37 loc) · 956 Bytes
/
container.go
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package core
import (
"errors"
"fmt"
clientV3 "go.etcd.io/etcd/client/v3"
)
// unSafeList is used keys
var unSafeList = map[string]interface{}{
"etcd": nil,
}
// setSafe keys
func (g *Garden) setSafe(name string, val interface{}) {
g.container.Store(name, val)
}
//Get instance by name
func (g *Garden) Get(name string) (interface{}, error) {
if res, ok := g.container.Load(name); ok {
return res, nil
}
return nil, errors.New(fmt.Sprintf("Not found %s from container! ", name))
}
//Set instance by name, not support default name like 'etcd'
func (g *Garden) Set(name string, val interface{}) error {
if _, ok := unSafeList[name]; ok {
return errors.New("Cant's set unsafe name! ")
}
g.container.Store(name, val)
return nil
}
//GetEtcd instance to performing etcd operations
func (g *Garden) GetEtcd() (*clientV3.Client, error) {
res, err := g.Get("etcd")
if err != nil {
return nil, err
}
return res.(*clientV3.Client), nil
}