gensrc/proto/file_cache.proto

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.
// Define file format struct, like data header, index header.

syntax="proto2";

package doris.io.cache;

message UInt128WrapperPb {
    optional uint64 high = 1;
    optional uint64 low = 2;
}

message LRUDumpEntryPb {
    optional UInt128WrapperPb hash = 1;
    optional uint64 offset = 2;
    optional uint64 size = 3;
}

message LRUDumpEntryGroupPb {
    repeated LRUDumpEntryPb entries = 1;
}

message EntryGroupOffsetSizePb {
    optional uint64 offset = 1;
    optional uint64 size = 2;
    optional uint32 checksum = 3;
}

message LRUDumpMetaPb{
    optional uint64 entry_num = 1;
    optional string queue_name = 2;
    repeated EntryGroupOffsetSizePb group_offset_size = 3;
}

// corresponding to FileCacheType in file_cache_common.h
enum FileCacheType {
    DISPOSABLE = 0;
    NORMAL = 1;
    INDEX = 2;
    TTL = 3;
}

message BlockMetaPb {
    optional FileCacheType type = 1;
    optional uint64 size = 2;
    optional uint64 ttl = 3;
}