From 06eaf7232e9a920468c0f8d74dcf2fe8b555501c Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 13 Apr 2024 14:24:36 +0200
Subject: Adding upstream version 1:10.11.6.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 storage/rocksdb/logger.h | 85 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 storage/rocksdb/logger.h

(limited to 'storage/rocksdb/logger.h')

diff --git a/storage/rocksdb/logger.h b/storage/rocksdb/logger.h
new file mode 100644
index 00000000..8902bc18
--- /dev/null
+++ b/storage/rocksdb/logger.h
@@ -0,0 +1,85 @@
+/*
+   Copyright (c) 2015, Facebook, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; version 2 of the License.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA */
+#pragma once
+
+#include <log.h>
+#include <sstream>
+#include <string>
+
+namespace myrocks {
+
+class Rdb_logger : public rocksdb::Logger {
+ public:
+  explicit Rdb_logger(const rocksdb::InfoLogLevel log_level =
+                          rocksdb::InfoLogLevel::ERROR_LEVEL)
+      : m_mysql_log_level(log_level) {}
+
+  void Logv(const rocksdb::InfoLogLevel log_level, const char *format,
+            va_list ap) override {
+    DBUG_ASSERT(format != nullptr);
+
+    enum loglevel mysql_log_level;
+
+    if (m_logger) {
+      m_logger->Logv(log_level, format, ap);
+    }
+
+    if (log_level < m_mysql_log_level) {
+      return;
+    }
+
+    if (log_level >= rocksdb::InfoLogLevel::ERROR_LEVEL) {
+      mysql_log_level = ERROR_LEVEL;
+    } else if (log_level >= rocksdb::InfoLogLevel::WARN_LEVEL) {
+      mysql_log_level = WARNING_LEVEL;
+    } else {
+      mysql_log_level = INFORMATION_LEVEL;
+    }
+
+    // log to MySQL
+    std::string f("LibRocksDB:");
+    f.append(format);
+    error_log_print(mysql_log_level, f.c_str(), ap);
+  }
+
+  void Logv(const char *format, va_list ap) override {
+    DBUG_ASSERT(format != nullptr);
+    // If no level is specified, it is by default at information level
+    Logv(rocksdb::InfoLogLevel::INFO_LEVEL, format, ap);
+  }
+
+  void SetRocksDBLogger(const std::shared_ptr<rocksdb::Logger> logger) {
+    m_logger = logger;
+  }
+
+  void SetInfoLogLevel(const rocksdb::InfoLogLevel log_level) override {
+    // The InfoLogLevel for the logger is used by rocksdb to filter
+    // messages, so it needs to be the lower of the two loggers
+    rocksdb::InfoLogLevel base_level = log_level;
+
+    if (m_logger && m_logger->GetInfoLogLevel() < base_level) {
+      base_level = m_logger->GetInfoLogLevel();
+    }
+    rocksdb::Logger::SetInfoLogLevel(base_level);
+    m_mysql_log_level = log_level;
+  }
+
+ private:
+  std::shared_ptr<rocksdb::Logger> m_logger;
+  rocksdb::InfoLogLevel m_mysql_log_level;
+};
+
+}  // namespace myrocks
-- 
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