Restructure go-micro layout and plugins

store/etcd/etcd.go

@@ -0,0 +1,70 @@
+package etcd
+
+import (
+	"errors"
+
+	"github.com/coreos/go-etcd/etcd"
+	"github.com/myodc/go-micro/store"
+)
+
+type estore struct {
+	Client *etcd.Client
+}
+
+type item struct {
+	key   string
+	value []byte
+}
+
+func (i *item) Key() string {
+	return i.key
+}
+
+func (i *item) Value() []byte {
+	return i.value
+}
+
+func (e *estore) Get(key string) (store.Item, error) {
+	kv, err := e.Client.Get(key, false, false)
+	if err != nil {
+		return nil, err
+	}
+	if kv == nil {
+		return nil, errors.New("key not found")
+	}
+
+	return &item{
+		key:   kv.Node.Key,
+		value: []byte(kv.Node.Value),
+	}, nil
+}
+
+func (e *estore) Del(key string) error {
+	_, err := e.Client.Delete(key, false)
+	return err
+}
+
+func (e *estore) Put(item store.Item) error {
+	_, err := e.Client.Set(item.Key(), string(item.Value()), 0)
+
+	return err
+}
+
+func (e *estore) NewItem(key string, value []byte) store.Item {
+	return &item{
+		key:   key,
+		value: value,
+	}
+}
+
+func NewStore(addrs []string, opts ...store.Option) store.Store {
+	if len(addrs) == 0 {
+		addrs = []string{"127.0.0.1:2379"}
+	}
+
+	client := etcd.NewClient(addrs)
+
+	return &estore{
+		Client: client,
+	}
+}