tmp

be/CMakeLists.txt

@@ -729,6 +729,11 @@ if (BUILD_META_TOOL)
     add_subdirectory(${SRC_DIR}/tools)
 endif()
 
+option(BUILD_MY_TOOL "Build my tool" ON)
+if (BUILD_MY_TOOL)
+    add_subdirectory(${SRC_DIR}/my-tools)
+endif()
+
 option(BUILD_INDEX_TOOL "Build index tool" OFF)
 if (BUILD_INDEX_TOOL)
     add_subdirectory(${SRC_DIR}/index-tools)

be/src/my-tools/CMakeLists.txt

@@ -0,0 +1,38 @@
+# 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.
+
+# where to put generated libraries
+set(LIBRARY_OUTPUT_PATH "${BUILD_DIR}/src/my-tools")
+
+# where to put generated binaries
+set(EXECUTABLE_OUTPUT_PATH "${BUILD_DIR}/src/my-tools")
+
+add_executable(my_tool
+    my_tool.cpp
+)
+
+# pch_reuse(my_tool)
+
+# This permits libraries loaded by dlopen to link to the symbols in the program.
+set_target_properties(my_tool PROPERTIES ENABLE_EXPORTS 1)
+
+target_link_libraries(my_tool
+    ${DORIS_LINK_LIBS}
+)
+
+install(DIRECTORY DESTINATION ${OUTPUT_DIR}/lib/)
+install(TARGETS my_tool DESTINATION ${OUTPUT_DIR}/lib/)

be/src/my-tools/my_tool.cpp

@@ -0,0 +1,56 @@
+// 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.
+
+#include <fmt/format.h>
+
+#include "common/status.h"
+#include "olap/olap_meta.h"
+
+DEFINE_string(operation, "", "valid operation: show");
+DEFINE_string(root_path, "", "root path");
+
+std::string get_usage(const std::string& progname) {
+    std::stringstream ss;
+    ss << progname << " is the Doris inverted index file tool.\n";
+    ss << "Usage:\n";
+    ss << "./my_tool";
+    return ss.str();
+}
+
+int main(int argc, char** argv) {
+    using namespace doris;
+
+    std::string usage = get_usage(argv[0]);
+    gflags::SetUsageMessage(usage);
+    google::ParseCommandLineFlags(&argc, &argv, true);
+
+    if (FLAGS_operation == "show") {
+        std::string root_path {FLAGS_root_path};
+        std::cout << fmt::format("get root_path={}", root_path);
+        OlapMeta meta {root_path};
+        std::cout << fmt::format("begin to init OlapMeta, root_path={}", root_path);
+        Status res = meta.init();
+        if (!res.ok()) {
+            RETURN_NOT_OK_STATUS_WITH_WARN(
+                    Status::IOError("open rocksdb failed, path={}", root_path),
+                    "init OlapMeta failed");
+        }
+        std::cout << fmt::format("successfully open RocksDB, path={}", meta.get_root_path());
+    }
+    gflags::ShutDownCommandLineFlags();
+    return 0;
+}

be/src/tools/meta_tool.cpp

@@ -61,7 +61,7 @@ using doris::segment_v2::ColumnIteratorOptions;
 using doris::segment_v2::PageFooterPB;
 using doris::io::FileReaderSPtr;
 
-const std::string HEADER_PREFIX = "tabletmeta_";
+// const std::string HEADER_PREFIX = "tabletmeta_";
 
 DEFINE_string(root_path, "", "storage root path");
 DEFINE_string(operation, "get_meta",

build.sh

@@ -140,6 +140,7 @@ BUILD_FE=0
 BUILD_BE=0
 BUILD_BROKER=0
 BUILD_META_TOOL='OFF'
+BUILD_MY_TOOL='ON'
 BUILD_INDEX_TOOL='OFF'
 BUILD_SPARK_DPP=0
 BUILD_BE_JAVA_EXTENSIONS=0
@@ -535,6 +536,7 @@ if [[ "${BUILD_BE}" -eq 1 ]]; then
         -DWITH_MYSQL="${WITH_MYSQL}" \
         -DUSE_LIBCPP="${USE_LIBCPP}" \
         -DBUILD_META_TOOL="${BUILD_META_TOOL}" \
+        -DBUILD_MY_TOOL="${BUILD_MY_TOOL}" \
         -DBUILD_INDEX_TOOL="${BUILD_INDEX_TOOL}" \
         -DSTRIP_DEBUG_INFO="${STRIP_DEBUG_INFO}" \
         -DUSE_DWARF="${USE_DWARF}" \