feat: New Minecraft status rule

route/rule.go

@@ -45,6 +45,8 @@ func NewRule(logger *log.Logger, config *config.Rule, listMap map[string]set.Str
 		return NewMinecraftHostnameRule(config, listMap)
 	case "MinecraftPlayerName":
 		return NewMinecraftPlayerNameRule(config, listMap)
+	case "MinecraftStatus":
+		return NewMinecraftStatusRule(config)
 	}
 	if len(ruleRegistry) > 0 && strings.HasPrefix(config.Type, typeCustomPrefix) {
 		typeName := strings.TrimPrefix(config.Type, typeCustomPrefix)

route/rule_minecraft.go

@@ -7,6 +7,7 @@ import (
 
 	"github.com/layou233/zbproxy/v3/adapter"
 	"github.com/layou233/zbproxy/v3/common/jsonx"
+	"github.com/layou233/zbproxy/v3/common/mcprotocol"
 	"github.com/layou233/zbproxy/v3/common/set"
 	"github.com/layou233/zbproxy/v3/config"
 )
@@ -63,3 +64,29 @@ func (r *RuleMinecraftPlayerName) Match(metadata *adapter.Metadata) (match bool)
 	}
 	return
 }
+
+type RuleMinecraftStatus struct {
+	config *config.Rule
+}
+
+var _ Rule = (*RuleMinecraftStatus)(nil)
+
+func NewMinecraftStatusRule(newConfig *config.Rule) (Rule, error) {
+	return &RuleMinecraftStatus{
+		config: newConfig,
+	}, nil
+}
+
+func (r *RuleMinecraftStatus) Config() *config.Rule {
+	return r.config
+}
+
+func (r *RuleMinecraftStatus) Match(metadata *adapter.Metadata) (match bool) {
+	if metadata.Minecraft != nil {
+		match = metadata.Minecraft.NextState == mcprotocol.NextStateStatus
+	}
+	if r.config.Invert {
+		match = !match
+	}
+	return
+}