1 files changed, 39 insertions, 0 deletions
diff --git a/common/kv/interface.go b/common/kv/interface.go
new file mode 100644
index 00000000..5736a6a7
--- /dev/null
+++ b/common/kv/interface.go
@@ -0,0 +1,39 @@
+package kv
+
+import kvv1 "github.com/spiral/roadrunner/v2/proto/kv/v1beta"
+
+// Storage represents single abstract storage.
+type Storage interface {
+	// Has checks if value exists.
+	Has(keys ...string) (map[string]bool, error)
+
+	// Get loads value content into a byte slice.
+	Get(key string) ([]byte, error)
+
+	// MGet loads content of multiple values
+	// Returns the map with existing keys and associated values
+	MGet(keys ...string) (map[string][]byte, error)
+
+	// Set used to upload item to KV with TTL
+	// 0 value in TTL means no TTL
+	Set(items ...*kvv1.Item) error
+
+	// MExpire sets the TTL for multiply keys
+	MExpire(items ...*kvv1.Item) error
+
+	// TTL return the rest time to live for provided keys
+	// Not supported for the memcached
+	TTL(keys ...string) (map[string]string, error)
+
+	// Clear clean the entire storage
+	Clear() error
+
+	// Delete one or multiple keys.
+	Delete(keys ...string) error
+}
+
+// Constructor provides storage based on the config
+type Constructor interface {
+	// KVConstruct provides Storage based on the config key
+	KVConstruct(key string) (Storage, error)
+}