Merge branch 'key2' of github.com:FloatingCrowbar/ydb into key2

Author: FloatingCrowbar

ydb/core/persqueue/key.h

@@ -64,14 +64,30 @@ class TKeyPrefix : public TBuffer
 
 
     void SetType(EType type) {
-        *PtrType() = type;
+        if (!IsServicePartition()) {
+            *PtrType() = type;
+            return;
+        }
+        switch (type) {
+            case TypeNone:
+                *PtrType() = TypeNone;
+            case TypeData:
+                *PtrType() = ServiceTypeData;
+            case TypeTmpData:
+                *PtrType() = ServiceTypeTmpData;
+            case TypeInfo:
+                *PtrType() = ServiceTypeInfo;
+            case TypeMeta:
+                *PtrType() = ServiceTypeMeta;
+            case TypeTxMeta:
+               *PtrType() = ServiceTypeTxMeta;
+        }
     }
 
 
     EType GetType() const {
         switch (*PtrType()) {
             case TypeNone:
-            case ServiceTypeNone:
                 return TypeNone;
             case TypeData:
             case ServiceTypeData:
@@ -109,7 +125,6 @@ class TKeyPrefix : public TBuffer
 
 private:
     enum EServiceType : char {
-        ServiceTypeNone = 1,
         ServiceTypeInfo = 'M',
         ServiceTypeData = 'D',
         ServiceTypeTmpData = 'X',