initial commit

pkg/cluster/cluster.go

@@ -0,0 +1,33 @@
+package cluster
+
+import (
+	"context"
+
+	"git.giftfish.de/ston1th/vipman/pkg/config"
+	"github.com/go-logr/logr"
+)
+
+type Cluster interface {
+	Start(*config.Config) error
+	SetCallbacks(Callbacks) error
+	Stepdown()
+	Stop()
+}
+
+type KV interface {
+	Get(k string) ([]byte, error)
+	Set(k string, v []byte) error
+	Delete(k string) error
+}
+
+type CallbackContext interface {
+	logr.Logger
+	KV
+	ID() string
+}
+
+type Callbacks struct {
+	Leader   func(context.Context, CallbackContext)
+	Follower func(context.Context, CallbackContext)
+	Cleanup  func(context.Context, CallbackContext)
+}