[opensource] add clog tool

tools/ob_admin/main.cpp

@@ -0,0 +1,60 @@
+/**
+ * Copyright (c) 2021 OceanBase
+ * OceanBase CE is licensed under Mulan PubL v2.
+ * You can use this software according to the terms and conditions of the Mulan PubL v2.
+ * You may obtain a copy of Mulan PubL v2 at:
+ *          http://license.coscl.org.cn/MulanPubL-2.0
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PubL v2 for more details.
+ */
+
+#include <iostream>
+#include <sstream>
+#include <iterator>
+#include <string.h>
+#include "share/ob_define.h"
+#include "ob_admin_executor.h"
+#include "clog_tool/ob_admin_clog_v2_executor.h"
+
+using namespace oceanbase::common;
+using namespace oceanbase::tools;
+
+void print_usage()
+{
+  fprintf(stderr, "\nUsage: ob_admin clog_tool\n");
+}
+
+int main(int argc, char* argv[])
+{
+  int ret = 0;
+  OB_LOGGER.set_log_level("INFO");
+  OB_LOGGER.set_file_name("ob_admin.log", true, false);
+  const char* log_level = getenv("OB_ADMIN_LOG_LEVEL");
+  if (NULL != log_level) {
+    OB_LOGGER.set_log_level(log_level);
+  }
+  std::ostringstream ss;
+  copy(argv, argv + argc, std::ostream_iterator<char*>(ss, " "));
+  _OB_LOG(INFO, "cmd: [%s]", ss.str().c_str());
+
+  ObAdminExecutor* executor = NULL;
+  if (argc < 2) {
+    print_usage();
+  } else {
+    if (0 == strcmp("clog_tool", argv[1])) {
+      executor = new ObAdminClogV2Executor();
+    } else {
+      print_usage();
+    }
+
+    if (NULL != executor) {
+      if (OB_FAIL(executor->execute(argc, argv))) {
+        COMMON_LOG(WARN, "Fail to executor cmd, ", K(ret));
+      }
+      delete executor;
+    }
+  }
+  return ret;
+}