From: Sangwan Kwon <sangwan.kwon@samsung.com>
Date: Fri, 22 Nov 2019 07:16:26 +0000 (+0900)
Subject: Add glog backend as stderr mode
X-Git-Tag: submit/tizen/20200810.073515~151
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=df187a2f720ae9ecbe4269d9a072c209bcc8cab1;p=platform%2Fcore%2Fsecurity%2Fvist.git

Add glog backend as stderr mode

Signed-off-by: Sangwan Kwon <sangwan.kwon@samsung.com>
---

diff --git a/src/vist/logger/CMakeLists.txt b/src/vist/logger/CMakeLists.txt
index efab7bb..90f8261 100644
--- a/src/vist/logger/CMakeLists.txt
+++ b/src/vist/logger/CMakeLists.txt
@@ -13,6 +13,7 @@
 #  limitations under the License
 
 ADD_VIST_COMMON_LIBRARY(vist_logger dlog.cpp
+									glog.cpp
 									logger.cpp)
 
 FILE(GLOB LOGGER_TESTS "tests/*.cpp")
diff --git a/src/vist/logger/dlog.cpp b/src/vist/logger/dlog.cpp
index 05670ae..13f9ab1 100644
--- a/src/vist/logger/dlog.cpp
+++ b/src/vist/logger/dlog.cpp
@@ -22,7 +22,7 @@
 
 namespace vist {
 
-/// Make logger backend as Dlog.
+/// Make default logger backend as Dlog.
 std::shared_ptr<LogBackend> Dlog::backend = LogStream::Init(std::make_shared<Dlog>());
 
 void Dlog::info(const LogRecord& record) const noexcept
diff --git a/src/vist/logger/dlog.hpp b/src/vist/logger/dlog.hpp
index 235600b..a584ee1 100644
--- a/src/vist/logger/dlog.hpp
+++ b/src/vist/logger/dlog.hpp
@@ -28,6 +28,7 @@ public:
 	void error(const LogRecord& record) const noexcept override;
 
 private:
+	/// Make default logger backend as Dlog.
 	static std::shared_ptr<LogBackend> backend;
 };
 
diff --git a/src/vist/logger/glog.cpp b/src/vist/logger/glog.cpp
new file mode 100644
index 0000000..c48cfc8
--- /dev/null
+++ b/src/vist/logger/glog.cpp
@@ -0,0 +1,57 @@
+/*
+ *  Copyright (c) 2019 Samsung Electronics Co., Ltd All Rights Reserved
+ *
+ *  Licensed 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 <vist/logger/glog.hpp>
+
+#undef ERROR
+#include <glog/logging.h>
+
+namespace vist {
+
+Glog::Glog()
+{
+	/// osquery calls below function
+	// google::InitGoogleLogging("ViST");
+
+	FLAGS_logtostderr = 1;
+}
+
+Glog::~Glog()
+{
+	// google::ShutdownGoogleLogging();
+}
+
+void Glog::info(const LogRecord& record) const noexcept
+{
+	LOG(INFO) << "[" << record.tag << "]" << record.message << std::endl;
+}
+
+void Glog::debug(const LogRecord& record) const noexcept
+{
+	DLOG(INFO) << "[" << record.tag << "]" << record.message << std::endl;
+}
+
+void Glog::warn(const LogRecord& record) const noexcept
+{
+	LOG(WARNING) << "[" << record.tag << "]" << record.message << std::endl;
+}
+
+void Glog::error(const LogRecord& record) const noexcept
+{
+	LOG(ERROR) << "[" << record.tag << "]" << record.message << std::endl;
+}
+
+} // namespace vist
diff --git a/src/vist/logger/glog.hpp b/src/vist/logger/glog.hpp
new file mode 100644
index 0000000..6dada86
--- /dev/null
+++ b/src/vist/logger/glog.hpp
@@ -0,0 +1,35 @@
+/*
+ *  Copyright (c) 2019 Samsung Electronics Co., Ltd All Rights Reserved
+ *
+ *  Licensed 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 <vist/logger.hpp>
+
+#include <memory>
+#include <string>
+
+namespace vist {
+
+class Glog final : public LogBackend {
+public:
+	explicit Glog();
+	~Glog();
+
+	void info(const LogRecord& record) const noexcept override;
+	void debug(const LogRecord& record) const noexcept override;
+	void warn(const LogRecord& record) const noexcept override;
+	void error(const LogRecord& record) const noexcept override;
+};
+
+} // namespace vist
diff --git a/src/vist/logger/tests/logger.cpp b/src/vist/logger/tests/logger.cpp
index 15c98c8..45fbc2e 100644
--- a/src/vist/logger/tests/logger.cpp
+++ b/src/vist/logger/tests/logger.cpp
@@ -18,6 +18,7 @@
 
 #include <vist/logger.hpp>
 #include <vist/logger/dlog.hpp>
+#include <vist/logger/glog.hpp>
 
 using namespace vist;
 
@@ -38,6 +39,15 @@ TEST(LoggerTests, console)
 	ERROR(VIST) << "Error message" << 4 << 'c' << false << 0.0f;
 }
 
+TEST(LoggerTests, glog)
+{
+	LogStream::Init(std::make_shared<Glog>());
+	INFO(VIST) << "Info message" << 1;
+	DEBUG(VIST) << "Debug message" << 2 << 'a';
+	WARN(VIST) << "Warn message" << 3 << 'b' << true;
+	ERROR(VIST) << "Error message" << 4 << 'c' << false << 0.0f;
+}
+
 TEST(LoggerTests, dlog)
 {
 	LogStream::Init(std::make_shared<Dlog>());
diff --git a/src/vist/main/main.cpp b/src/vist/main/main.cpp
index 8e64bbc..a181578 100644
--- a/src/vist/main/main.cpp
+++ b/src/vist/main/main.cpp
@@ -18,12 +18,14 @@
 
 #include <vist/exception.hpp>
 #include <vist/logger.hpp>
+#include <vist/logger/dlog.hpp>
 
 #include <cstdlib>
 
 using namespace vist;
 
 int main() try {
+	LogStream::Init(std::make_shared<Dlog>());
 	Vist::Instance().start();
 	return EXIT_SUCCESS;
 } catch(const Exception<ErrCode>& e) {