Add preview feature-flag/macro for logs

CMakeLists.txt

@@ -116,6 +116,12 @@ if(WITH_METRICS_PREVIEW)
   add_definitions(-DENABLE_METRICS_PREVIEW)
 endif()
 
+option(WITH_LOGS_PREVIEW "Whether to build logs preview" OFF)
+
+if(WITH_LOGS_PREVIEW)
+  add_definitions(-DENABLE_LOGS_PREVIEW)
+endif()
+
 find_package(Threads)
 
 function(install_windows_deps)

api/CMakeLists.txt

@@ -13,6 +13,11 @@ install(
   LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
   ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
 
+set(LOGS_EXCLUDE_PATTERN "")
+if(NOT WITH_LOGS_PREVIEW)
+  set(LOGS_EXCLUDE_PATTERN "logs")
+endif()
+
 set(METRICS_EXCLUDE_PATTERN "")
 if(NOT WITH_METRICS_PREVIEW)
   set(METRICS_EXCLUDE_PATTERN "metrics")
@@ -25,6 +30,13 @@ install(
   PATTERN "*.h"
   PATTERN "${METRICS_EXCLUDE_PATTERN}" EXCLUDE)
 
+install(
+  DIRECTORY include/opentelemetry
+  DESTINATION include
+  FILES_MATCHING
+  PATTERN "*.h"
+  PATTERN "${LOGS_EXCLUDE_PATTERN}" EXCLUDE)
+
 if(BUILD_TESTING)
   add_subdirectory(test)
 endif()

api/include/opentelemetry/logs/logger.h

@@ -2,24 +2,25 @@
 // SPDX-License-Identifier: Apache-2.0
 
 #pragma once
-
-#include <chrono>
-#include <map>
-#include <vector>
-
-#include "opentelemetry/common/attribute_value.h"
-#include "opentelemetry/common/key_value_iterable.h"
-#include "opentelemetry/common/key_value_iterable_view.h"
-#include "opentelemetry/common/timestamp.h"
-#include "opentelemetry/logs/severity.h"
-#include "opentelemetry/nostd/shared_ptr.h"
-#include "opentelemetry/nostd/span.h"
-#include "opentelemetry/nostd/string_view.h"
-#include "opentelemetry/nostd/type_traits.h"
-#include "opentelemetry/trace/span_id.h"
-#include "opentelemetry/trace/trace_flags.h"
-#include "opentelemetry/trace/trace_id.h"
-#include "opentelemetry/version.h"
+#ifdef ENABLE_LOGS_PREVIEW
+
+#  include <chrono>
+#  include <map>
+#  include <vector>
+
+#  include "opentelemetry/common/attribute_value.h"
+#  include "opentelemetry/common/key_value_iterable.h"
+#  include "opentelemetry/common/key_value_iterable_view.h"
+#  include "opentelemetry/common/timestamp.h"
+#  include "opentelemetry/logs/severity.h"
+#  include "opentelemetry/nostd/shared_ptr.h"
+#  include "opentelemetry/nostd/span.h"
+#  include "opentelemetry/nostd/string_view.h"
+#  include "opentelemetry/nostd/type_traits.h"
+#  include "opentelemetry/trace/span_id.h"
+#  include "opentelemetry/trace/trace_flags.h"
+#  include "opentelemetry/trace/trace_id.h"
+#  include "opentelemetry/version.h"
 
 OPENTELEMETRY_BEGIN_NAMESPACE
 namespace logs
@@ -568,3 +569,4 @@ class Logger
 };
 }  // namespace logs
 OPENTELEMETRY_END_NAMESPACE
+#endif

api/include/opentelemetry/logs/logger_provider.h

@@ -2,10 +2,11 @@
 // SPDX-License-Identifier: Apache-2.0
 
 #pragma once
+#ifdef ENABLE_LOGS_PREVIEW
 
-#include "opentelemetry/logs/logger.h"
-#include "opentelemetry/nostd/shared_ptr.h"
-#include "opentelemetry/nostd/string_view.h"
+#  include "opentelemetry/logs/logger.h"
+#  include "opentelemetry/nostd/shared_ptr.h"
+#  include "opentelemetry/nostd/string_view.h"
 
 OPENTELEMETRY_BEGIN_NAMESPACE
 namespace logs
@@ -37,3 +38,4 @@ class LoggerProvider
 };
 }  // namespace logs
 OPENTELEMETRY_END_NAMESPACE
+#endif

api/include/opentelemetry/logs/noop.h

@@ -2,30 +2,32 @@
 // SPDX-License-Identifier: Apache-2.0
 
 #pragma once
+#ifdef ENABLE_LOGS_PREVIEW
+
 // Please refer to provider.h for documentation on how to obtain a Logger object.
 //
 // This file is part of the internal implementation of OpenTelemetry. Nothing in this file should be
 // used directly. Please refer to logger.h for documentation on these interfaces.
 
-#include <memory>
+#  include <memory>
 
-#include "opentelemetry/common/attribute_value.h"
-#include "opentelemetry/common/key_value_iterable.h"
-#include "opentelemetry/common/timestamp.h"
-#include "opentelemetry/context/runtime_context.h"
-#include "opentelemetry/logs/logger.h"
-#include "opentelemetry/logs/logger_provider.h"
-#include "opentelemetry/logs/severity.h"
-#include "opentelemetry/nostd/shared_ptr.h"
-#include "opentelemetry/nostd/span.h"
-#include "opentelemetry/nostd/string_view.h"
-#include "opentelemetry/nostd/unique_ptr.h"
-#include "opentelemetry/trace/span_id.h"
-#include "opentelemetry/trace/trace_flags.h"
-#include "opentelemetry/trace/trace_id.h"
-#include "opentelemetry/version.h"
+#  include "opentelemetry/common/attribute_value.h"
+#  include "opentelemetry/common/key_value_iterable.h"
+#  include "opentelemetry/common/timestamp.h"
+#  include "opentelemetry/context/runtime_context.h"
+#  include "opentelemetry/logs/logger.h"
+#  include "opentelemetry/logs/logger_provider.h"
+#  include "opentelemetry/logs/severity.h"
+#  include "opentelemetry/nostd/shared_ptr.h"
+#  include "opentelemetry/nostd/span.h"
+#  include "opentelemetry/nostd/string_view.h"
+#  include "opentelemetry/nostd/unique_ptr.h"
+#  include "opentelemetry/trace/span_id.h"
+#  include "opentelemetry/trace/trace_flags.h"
+#  include "opentelemetry/trace/trace_id.h"
+#  include "opentelemetry/version.h"
 
-#include "opentelemetry/version.h"
+#  include "opentelemetry/version.h"
 
 OPENTELEMETRY_BEGIN_NAMESPACE
 namespace logs
@@ -79,3 +81,4 @@ class NoopLoggerProvider final : public opentelemetry::logs::LoggerProvider
 };
 }  // namespace logs
 OPENTELEMETRY_END_NAMESPACE
+#endif

api/include/opentelemetry/logs/provider.h

@@ -2,13 +2,14 @@
 // SPDX-License-Identifier: Apache-2.0
 
 #pragma once
+#ifdef ENABLE_LOGS_PREVIEW
 
-#include <mutex>
+#  include <mutex>
 
-#include "opentelemetry/common/spin_lock_mutex.h"
-#include "opentelemetry/logs/logger_provider.h"
-#include "opentelemetry/logs/noop.h"
-#include "opentelemetry/nostd/shared_ptr.h"
+#  include "opentelemetry/common/spin_lock_mutex.h"
+#  include "opentelemetry/logs/logger_provider.h"
+#  include "opentelemetry/logs/noop.h"
+#  include "opentelemetry/nostd/shared_ptr.h"
 
 OPENTELEMETRY_BEGIN_NAMESPACE
 namespace logs
@@ -56,3 +57,4 @@ class Provider
 
 }  // namespace logs
 OPENTELEMETRY_END_NAMESPACE
+#endif

api/include/opentelemetry/logs/severity.h

@@ -2,7 +2,9 @@
 // SPDX-License-Identifier: Apache-2.0
 
 #pragma once
-#include "opentelemetry/version.h"
+#ifdef ENABLE_LOGS_PREVIEW
+
+#  include "opentelemetry/version.h"
 
 OPENTELEMETRY_BEGIN_NAMESPACE
 namespace logs
@@ -56,3 +58,4 @@ const opentelemetry::nostd::string_view SeverityNumToText[25] = {
 
 }  // namespace logs
 OPENTELEMETRY_END_NAMESPACE
+#endif

api/test/CMakeLists.txt

@@ -6,6 +6,8 @@ add_subdirectory(trace)
 if(WITH_METRICS_PREVIEW)
   add_subdirectory(metrics)
 endif()
-add_subdirectory(logs)
+if(WITH_LOGS_PREVIEW)
+  add_subdirectory(logs)
+endif()
 add_subdirectory(common)
 add_subdirectory(baggage)

api/test/logs/logger_test.cc

@@ -1,13 +1,15 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-#include <gtest/gtest.h>
-#include <array>
+#ifdef ENABLE_LOGS_PREVIEW
 
-#include "opentelemetry/common/timestamp.h"
-#include "opentelemetry/logs/logger.h"
-#include "opentelemetry/logs/provider.h"
-#include "opentelemetry/nostd/shared_ptr.h"
+#  include <gtest/gtest.h>
+#  include <array>
+
+#  include "opentelemetry/common/timestamp.h"
+#  include "opentelemetry/logs/logger.h"
+#  include "opentelemetry/logs/provider.h"
+#  include "opentelemetry/nostd/shared_ptr.h"
 
 using opentelemetry::logs::Logger;
 using opentelemetry::logs::LoggerProvider;
@@ -109,4 +111,5 @@ TEST(Logger, PushLoggerImplementation)
   // Check that the implementation was pushed by calling TestLogger's GetName()
   auto logger = lp->GetLogger("TestLogger");
   ASSERT_EQ("test logger", logger->GetName());
-}
+}
+#endif

api/test/logs/provider_test.cc

@@ -1,13 +1,15 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-#include <gtest/gtest.h>
-#include <array>
+#ifdef ENABLE_LOGS_PREVIEW
 
-#include "opentelemetry/logs/provider.h"
-#include "opentelemetry/nostd/shared_ptr.h"
-#include "opentelemetry/nostd/span.h"
-#include "opentelemetry/nostd/string_view.h"
+#  include <gtest/gtest.h>
+#  include <array>
+
+#  include "opentelemetry/logs/provider.h"
+#  include "opentelemetry/nostd/shared_ptr.h"
+#  include "opentelemetry/nostd/span.h"
+#  include "opentelemetry/nostd/string_view.h"
 
 using opentelemetry::logs::Logger;
 using opentelemetry::logs::LoggerProvider;
@@ -66,3 +68,4 @@ TEST(Provider, GetLogger)
   auto logger2 = tf->GetLogger("logger2", args);
   EXPECT_EQ(nullptr, logger2);
 }
+#endif

ci/do_ci.ps1

@@ -5,7 +5,7 @@ $action = $args[0]
 
 $SRC_DIR=(Get-Item -Path ".\").FullName
 
-$BAZEL_OPTIONS=""
+$BAZEL_OPTIONS="--copt=-DENABLE_METRICS_PREVIEW --copt=-DENABLE_LOGS_PREVIEW"
 $BAZEL_TEST_OPTIONS="$BAZEL_OPTIONS --test_output=errors"
 
 if (!(test-path build)) {
@@ -22,7 +22,7 @@ $VCPKG_DIR="$SRC_DIR\vcpkg"
 
 switch ($action) {
   "bazel.build" {
-    bazel build $BAZEL_OPTIONS -- //... //api/test/... //sdk/test/...
+    bazel build $BAZEL_OPTIONS -- //...
     $exit = $LASTEXITCODE
     if ($exit -ne 0) {
       exit $exit

ci/do_ci.sh

@@ -23,7 +23,7 @@ mkdir -p "${BUILD_DIR}"
 [ -z "${PLUGIN_DIR}" ] && export PLUGIN_DIR=$HOME/plugin
 mkdir -p "${PLUGIN_DIR}"
 
-BAZEL_OPTIONS=""
+BAZEL_OPTIONS="--copt=-DENABLE_METRICS_PREVIEW --copt=-DENABLE_LOGS_PREVIEW"
 BAZEL_TEST_OPTIONS="$BAZEL_OPTIONS --test_output=errors"
 BAZEL_STARTUP_OPTIONS="--output_user_root=$HOME/.cache/bazel"
 
@@ -39,6 +39,7 @@ if [[ "$1" == "cmake.test" ]]; then
         -DWITH_JAEGER=ON \
         -DWITH_ELASTICSEARCH=ON \
         -DWITH_METRICS_PREVIEW=ON \
+        -DWITH_LOGS_PREVIEW=ON \
         -DCMAKE_CXX_FLAGS="-Werror" \
         "${SRC_DIR}"
   make
@@ -114,7 +115,7 @@ EOF
   examples/plugin/load/load_plugin_example ${PLUGIN_DIR}/libexample_plugin.so /dev/null
   exit 0
 elif [[ "$1" == "bazel.test" ]]; then
-  bazel $BAZEL_STARTUP_OPTIONS build --copt=-DENABLE_METRICS_PREVIEW $BAZEL_OPTIONS //...
+  bazel $BAZEL_STARTUP_OPTIONS build $BAZEL_OPTIONS //...
   bazel $BAZEL_STARTUP_OPTIONS test $BAZEL_TEST_OPTIONS //...
   exit 0
 elif [[ "$1" == "bazel.legacy.test" ]]; then

exporters/CMakeLists.txt

@@ -27,7 +27,7 @@ if(WITH_ZIPKIN)
   add_subdirectory(zipkin)
 endif()
 
-if(WITH_ELASTICSEARCH)
+if(WITH_ELASTICSEARCH AND WITH_LOGS_PREVIEW)
   add_subdirectory(elasticsearch)
 endif()
 

exporters/elasticsearch/include/opentelemetry/exporters/elasticsearch/es_log_exporter.h

@@ -2,15 +2,16 @@
 // SPDX-License-Identifier: Apache-2.0
 
 #pragma once
+#ifdef ENABLE_LOGS_PREVIEW
 
-#include "nlohmann/json.hpp"
-#include "opentelemetry/ext/http/client/curl/http_client_curl.h"
-#include "opentelemetry/nostd/type_traits.h"
-#include "opentelemetry/sdk/logs/exporter.h"
-#include "opentelemetry/sdk/logs/log_record.h"
+#  include "nlohmann/json.hpp"
+#  include "opentelemetry/ext/http/client/curl/http_client_curl.h"
+#  include "opentelemetry/nostd/type_traits.h"
+#  include "opentelemetry/sdk/logs/exporter.h"
+#  include "opentelemetry/sdk/logs/log_record.h"
 
-#include <time.h>
-#include <iostream>
+#  include <time.h>
+#  include <iostream>
 
 namespace nostd   = opentelemetry::nostd;
 namespace sdklogs = opentelemetry::sdk::logs;
@@ -109,3 +110,4 @@ class ElasticsearchLogExporter final : public sdklogs::LogExporter
 }  // namespace logs
 }  // namespace exporter
 OPENTELEMETRY_END_NAMESPACE
+#endif

exporters/elasticsearch/include/opentelemetry/exporters/elasticsearch/es_log_recordable.h

@@ -2,13 +2,14 @@
 // SPDX-License-Identifier: Apache-2.0
 
 #pragma once
+#ifdef ENABLE_LOGS_PREVIEW
 
-#include <map>
-#include <unordered_map>
-#include "nlohmann/json.hpp"
-#include "opentelemetry/sdk/common/attribute_utils.h"
-#include "opentelemetry/sdk/logs/recordable.h"
-#include "opentelemetry/version.h"
+#  include <map>
+#  include <unordered_map>
+#  include "nlohmann/json.hpp"
+#  include "opentelemetry/sdk/common/attribute_utils.h"
+#  include "opentelemetry/sdk/logs/recordable.h"
+#  include "opentelemetry/version.h"
 
 OPENTELEMETRY_BEGIN_NAMESPACE
 namespace exporter
@@ -158,3 +159,4 @@ class ElasticSearchRecordable final : public sdk::logs::Recordable
 }  // namespace logs
 }  // namespace exporter
 OPENTELEMETRY_END_NAMESPACE
+#endif

exporters/elasticsearch/src/es_log_exporter.cc

@@ -1,8 +1,10 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-#include "opentelemetry/exporters/elasticsearch/es_log_exporter.h"
-#include "opentelemetry/exporters/elasticsearch/es_log_recordable.h"
+#ifdef ENABLE_LOGS_PREVIEW
+
+#  include "opentelemetry/exporters/elasticsearch/es_log_exporter.h"
+#  include "opentelemetry/exporters/elasticsearch/es_log_recordable.h"
 
 namespace nostd       = opentelemetry::nostd;
 namespace sdklogs     = opentelemetry::sdk::logs;
@@ -215,3 +217,4 @@ bool ElasticsearchLogExporter::Shutdown(std::chrono::microseconds timeout) noexc
 }  // namespace logs
 }  // namespace exporter
 OPENTELEMETRY_END_NAMESPACE
+#endif