Add ssm api server

option/ssmapi.go

@@ -0,0 +1,54 @@
+package option
+
+import (
+	"github.com/sagernet/sing-box/common/json"
+	C "github.com/sagernet/sing-box/constant"
+	E "github.com/sagernet/sing/common/exceptions"
+)
+
+type SSMAPIOptions struct {
+	Listen       string    `json:"listen,omitempty"`
+	ListenPrefix string    `json:"listen_prefix,omitempty"`
+	Nodes        []SSMNode `json:"nodes,omitempty"`
+}
+
+type _SSMNode struct {
+	Type               string             `json:"type,omitempty"`
+	ShadowsocksOptions SSMShadowsocksNode `json:"-"`
+}
+
+type SSMNode _SSMNode
+
+func (h SSMNode) MarshalJSON() ([]byte, error) {
+	var v any
+	switch h.Type {
+	case C.TypeShadowsocks:
+		v = h.ShadowsocksOptions
+	default:
+		return nil, E.New("unknown ssm node type: ", h.Type)
+	}
+	return MarshallObjects((_SSMNode)(h), v)
+}
+
+func (h *SSMNode) UnmarshalJSON(data []byte) error {
+	err := json.Unmarshal(data, (*_SSMNode)(h))
+	if err != nil {
+		return err
+	}
+	var v any
+	switch h.Type {
+	case C.TypeShadowsocks:
+		v = &h.ShadowsocksOptions
+	default:
+		return E.New("unknown ssm node type: ", h.Type)
+	}
+	return UnmarshallExcluded(data, (*_SSMNode)(h), v)
+}
+
+type SSMShadowsocksNode struct {
+	ID      string   `json:"id"`
+	Name    string   `json:"name"`
+	Address string   `json:"address"`
+	Tags    []string `json:"tags"`
+	Inbound string   `json:"inbound"`
+}