in_ebpf_collector: generic trace collector

CMakeLists.txt

@@ -1032,6 +1032,23 @@ else()
   set(FLB_ARROW OFF)
 endif()
 
+# EBPF Support
+# ============
+if (FLB_IN_EBPF)
+  find_package(PkgConfig)
+  pkg_check_modules(LIBBPF libbpf>=0.5.0)
+  if (LIBBPF_FOUND)
+    include_directories(${LIBBPF_INCLUDE_DIRS})
+    list(APPEND EXTRA_LIBS ${LIBBPF_LIBRARIES})
+  else()
+    if (FLB_SYSTEM_LINUX AND NOT(LIBBPF_FOUND))
+      MESSAGE(FATAL_ERROR "Libbpf required on Linux")
+    endif()
+    message(STATUS "Libbpf is not found")
+    set(FLB_IN_EBPF OFF)
+  endif()
+endif()
+
 # Pthread Local Storage
 # =====================
 # By default we expect the compiler already support thread local storage

cmake/plugins_options.cmake

@@ -61,6 +61,7 @@ DEFINE_OPTION(FLB_IN_WINLOG                   "Enable Windows Log input plugin"
 DEFINE_OPTION(FLB_IN_WINDOWS_EXPORTER_METRICS "Enable windows exporter metrics input plugin" ON)
 DEFINE_OPTION(FLB_IN_WINEVTLOG                "Enable Windows EvtLog input plugin"           OFF)
 DEFINE_OPTION(FLB_IN_WINSTAT                  "Enable Windows Stat input plugin"             OFF)
+DEFINE_OPTION(FLB_IN_EBPF                     "Enable Linux eBPF input plugin"               OFF)
 
 # Processors
 # ==========

cmake/windows-setup.cmake

@@ -53,6 +53,7 @@ if(FLB_WINDOWS_DEFAULTS)
   set(FLB_IN_STORAGE_BACKLOG    Yes)
   set(FLB_IN_EMITTER            Yes)
   set(FLB_IN_PODMAN_METRICS      No)
+  set(FLB_IN_EBPF		 No)
   set(FLB_IN_ELASTICSEARCH      Yes)
   set(FLB_IN_SPLUNK             Yes)
   set(FLB_IN_PROMETHEUS_REMOTE_WRITE Yes)

lib/librdkafka-2.4.0/Makefile

@@ -1,124 +1,211 @@
-LIBSUBDIRS=	src src-cpp
+# CMAKE generated file: DO NOT EDIT!
+# Generated by "Unix Makefiles" Generator, CMake Version 3.28
 
-CHECK_FILES+=	CONFIGURATION.md \
-		examples/rdkafka_example examples/rdkafka_performance \
-		examples/rdkafka_example_cpp
+# Default target executed when no arguments are given to make.
+default_target: all
+.PHONY : default_target
 
-DOC_FILES+=	LICENSE LICENSES.txt INTRODUCTION.md README.md \
-		CONFIGURATION.md STATISTICS.md CHANGELOG.md
+# Allow only one "make -f Makefile2" at a time, but pass parallelism.
+.NOTPARALLEL:
 
-PKGNAME?=	librdkafka
-VERSION?=	$(shell python3 packaging/get_version.py src/rdkafka.h)
+#=============================================================================
+# Special targets provided by cmake.
 
-# Jenkins CI integration
-BUILD_NUMBER ?= 1
+# Disable implicit rules so canonical targets will work.
+.SUFFIXES:
 
-# Skip copyright check in the following paths
-MKL_COPYRIGHT_SKIP?=^(tests|packaging)
+# Disable VCS-based implicit rules.
+% : %,v
 
+# Disable VCS-based implicit rules.
+% : RCS/%
 
-.PHONY:
+# Disable VCS-based implicit rules.
+% : RCS/%,v
 
-all: mklove-check libs CONFIGURATION.md check TAGS
+# Disable VCS-based implicit rules.
+% : SCCS/s.%
 
-include mklove/Makefile.base
+# Disable VCS-based implicit rules.
+% : s.%
 
-libs:
-	@(for d in $(LIBSUBDIRS); do $(MAKE) -C $$d || exit $?; done)
+.SUFFIXES: .hpux_make_needs_suffix_list
 
-CONFIGURATION.md: src/rdkafka.h examples
-	@printf "$(MKL_YELLOW)Updating $@$(MKL_CLR_RESET)\n"
-	@echo "# Configuration properties" > CONFIGURATION.md.tmp
-	@(examples/rdkafka_performance -X list | \
-		sed 's/||/\\|\\|/g' >> \
-		CONFIGURATION.md.tmp; \
-		cmp CONFIGURATION.md CONFIGURATION.md.tmp || \
-		mv -f CONFIGURATION.md.tmp CONFIGURATION.md; \
-		rm -f CONFIGURATION.md.tmp)
+# Command-line flag to silence nested $(MAKE).
+$(VERBOSE)MAKESILENT = -s
 
-file-check: CONFIGURATION.md LICENSES.txt examples
-check: file-check
-	@(for d in $(LIBSUBDIRS); do $(MAKE) -C $$d $@ || exit $?; done)
+#Suppress display of executed commands.
+$(VERBOSE).SILENT:
 
-install-subdirs: libs
-	@(for d in $(LIBSUBDIRS); do $(MAKE) -C $$d install || exit $?; done)
+# A target that is always out of date.
+cmake_force:
+.PHONY : cmake_force
 
-install: install-subdirs doc-install
+#=============================================================================
+# Set environment variables for the build.
 
-uninstall-subdirs:
-	@(for d in $(LIBSUBDIRS); do $(MAKE) -C $$d uninstall || exit $?; done)
+# The shell in which to execute make rules.
+SHELL = /bin/sh
 
-uninstall: uninstall-subdirs doc-uninstall
+# The CMake executable.
+CMAKE_COMMAND = /usr/bin/cmake
 
-examples tests: .PHONY libs
-	$(MAKE) -C $@
+# The command to remove a file.
+RM = /usr/bin/cmake -E rm -f
 
-docs:
-	doxygen Doxyfile
-	@echo "Documentation generated in staging-docs"
+# Escaping for special characters.
+EQUALS = =
+
+# The top-level source directory on which CMake was run.
+CMAKE_SOURCE_DIR = /var/home/ikslabdein/code/oss/fluent-bit
+
+# The top-level build directory on which CMake was run.
+CMAKE_BINARY_DIR = /var/home/ikslabdein/code/oss/fluent-bit
+
+#=============================================================================
+# Targets provided globally by CMake.
+
+# Special rule for the target package
+package: preinstall
+	@$(CMAKE_COMMAND) -E cmake_echo_color "--switch=$(COLOR)" --cyan "Run CPack packaging tool..."
+	cd /var/home/ikslabdein/code/oss/fluent-bit && /usr/bin/cpack --config ./CPackConfig.cmake
+.PHONY : package
+
+# Special rule for the target package
+package/fast: package
+.PHONY : package/fast
+
+# Special rule for the target package_source
+package_source:
+	@$(CMAKE_COMMAND) -E cmake_echo_color "--switch=$(COLOR)" --cyan "Run CPack packaging tool for source..."
+	cd /var/home/ikslabdein/code/oss/fluent-bit && /usr/bin/cpack --config ./CPackSourceConfig.cmake /var/home/ikslabdein/code/oss/fluent-bit/CPackSourceConfig.cmake
+.PHONY : package_source
+
+# Special rule for the target package_source
+package_source/fast: package_source
+.PHONY : package_source/fast
+
+# Special rule for the target edit_cache
+edit_cache:
+	@$(CMAKE_COMMAND) -E cmake_echo_color "--switch=$(COLOR)" --cyan "Running CMake cache editor..."
+	/usr/bin/ccmake -S$(CMAKE_SOURCE_DIR) -B$(CMAKE_BINARY_DIR)
+.PHONY : edit_cache
+
+# Special rule for the target edit_cache
+edit_cache/fast: edit_cache
+.PHONY : edit_cache/fast
+
+# Special rule for the target rebuild_cache
+rebuild_cache:
+	@$(CMAKE_COMMAND) -E cmake_echo_color "--switch=$(COLOR)" --cyan "Running CMake to regenerate build system..."
+	/usr/bin/cmake --regenerate-during-build -S$(CMAKE_SOURCE_DIR) -B$(CMAKE_BINARY_DIR)
+.PHONY : rebuild_cache
 
-clean-docs:
-	rm -rf staging-docs
+# Special rule for the target rebuild_cache
+rebuild_cache/fast: rebuild_cache
+.PHONY : rebuild_cache/fast
 
+# Special rule for the target list_install_components
+list_install_components:
+	@$(CMAKE_COMMAND) -E cmake_echo_color "--switch=$(COLOR)" --cyan "Available install components are: \"Unspecified\" \"binary\" \"doc\" \"headers\" \"headers-extra\" \"library\""
+.PHONY : list_install_components
+
+# Special rule for the target list_install_components
+list_install_components/fast: list_install_components
+.PHONY : list_install_components/fast
+
+# Special rule for the target install
+install: preinstall
+	@$(CMAKE_COMMAND) -E cmake_echo_color "--switch=$(COLOR)" --cyan "Install the project..."
+	/usr/bin/cmake -P cmake_install.cmake
+.PHONY : install
+
+# Special rule for the target install
+install/fast: preinstall/fast
+	@$(CMAKE_COMMAND) -E cmake_echo_color "--switch=$(COLOR)" --cyan "Install the project..."
+	/usr/bin/cmake -P cmake_install.cmake
+.PHONY : install/fast
+
+# Special rule for the target install/local
+install/local: preinstall
+	@$(CMAKE_COMMAND) -E cmake_echo_color "--switch=$(COLOR)" --cyan "Installing only the local directory..."
+	/usr/bin/cmake -DCMAKE_INSTALL_LOCAL_ONLY=1 -P cmake_install.cmake
+.PHONY : install/local
+
+# Special rule for the target install/local
+install/local/fast: preinstall/fast
+	@$(CMAKE_COMMAND) -E cmake_echo_color "--switch=$(COLOR)" --cyan "Installing only the local directory..."
+	/usr/bin/cmake -DCMAKE_INSTALL_LOCAL_ONLY=1 -P cmake_install.cmake
+.PHONY : install/local/fast
+
+# Special rule for the target install/strip
+install/strip: preinstall
+	@$(CMAKE_COMMAND) -E cmake_echo_color "--switch=$(COLOR)" --cyan "Installing the project stripped..."
+	/usr/bin/cmake -DCMAKE_INSTALL_DO_STRIP=1 -P cmake_install.cmake
+.PHONY : install/strip
+
+# Special rule for the target install/strip
+install/strip/fast: preinstall/fast
+	@$(CMAKE_COMMAND) -E cmake_echo_color "--switch=$(COLOR)" --cyan "Installing the project stripped..."
+	/usr/bin/cmake -DCMAKE_INSTALL_DO_STRIP=1 -P cmake_install.cmake
+.PHONY : install/strip/fast
+
+# The main all target
+all: cmake_check_build_system
+	cd /var/home/ikslabdein/code/oss/fluent-bit && $(CMAKE_COMMAND) -E cmake_progress_start /var/home/ikslabdein/code/oss/fluent-bit/CMakeFiles /var/home/ikslabdein/code/oss/fluent-bit/lib/librdkafka-2.4.0//CMakeFiles/progress.marks
+	cd /var/home/ikslabdein/code/oss/fluent-bit && $(MAKE) $(MAKESILENT) -f CMakeFiles/Makefile2 lib/librdkafka-2.4.0/all
+	$(CMAKE_COMMAND) -E cmake_progress_start /var/home/ikslabdein/code/oss/fluent-bit/CMakeFiles 0
+.PHONY : all
+
+# The main clean target
 clean:
-	@$(MAKE) -C tests $@
-	@$(MAKE) -C examples $@
-	@(for d in $(LIBSUBDIRS); do $(MAKE) -C $$d $@ ; done)
-
-distclean: clean deps-clean
-	./configure --clean
-	rm -f config.log config.log.old
-
-archive:
-	git archive --prefix=$(PKGNAME)-$(VERSION)/ \
-		-o $(PKGNAME)-$(VERSION).tar.gz HEAD
-	git archive --prefix=$(PKGNAME)-$(VERSION)/ \
-		-o $(PKGNAME)-$(VERSION).zip HEAD
-
-rpm: distclean
-	$(MAKE) -C packaging/rpm
-
-LICENSES.txt: .PHONY
-	@(for i in LICENSE LICENSE.*[^~] ; do (echo "$$i" ; echo "--------------------------------------------------------------" ; cat $$i ; echo "" ; echo "") ; done) > [email protected]
-	@cmp $@ [email protected] || mv -f [email protected] $@ ; rm -f [email protected]
-
-
-TAGS: .PHONY
-	@(if which etags >/dev/null 2>&1 ; then \
-		echo "Using etags to generate $@" ; \
-		git ls-tree -r --name-only HEAD | egrep '\.(c|cpp|h)$$' | \
-			etags -f [email protected] - ; \
-		cmp $@ [email protected] || mv [email protected] $@ ; rm -f [email protected] ; \
-	 elif which ctags >/dev/null 2>&1 ; then \
-		echo "Using ctags to generate $@" ; \
-		git ls-tree -r --name-only HEAD | egrep '\.(c|cpp|h)$$' | \
-			ctags -e -f [email protected] -L- ; \
-		cmp $@ [email protected] || mv [email protected] $@ ; rm -f [email protected] ; \
-	fi)
-
-coverity: Makefile.config
-	@(which cov-build >/dev/null 2>&1 || echo "Make sure coverity../bin is in your PATH")
-	@(cd src && \
-	 make clean && \
-	 (rm -rf cov-int cov-librdkafka.tgz cov-build || true) && \
-	 cov-build --dir cov-int make -j && \
-	 tar cvzf ../cov-librdkafka.tgz cov-int && \
-	 printf "$(MKL_GREEN)Now upload cov-librdkafka.tgz to Coverity for analysis$(MKL_CLR_RESET)\n")
-
-
-style-check:
-	@(packaging/tools/style-format.sh \
-		$$(git ls-tree -r --name-only HEAD | egrep '\.(c|cpp|h|py)$$') )
-
-style-check-changed:
-	@(packaging/tools/style-format.sh \
-		$$( (git diff --name-only ; git diff --name-only --staged) | egrep '\.(c|cpp|h|py)$$'))
-
-style-fix:
-	@(packaging/tools/style-format.sh --fix \
-		$$(git ls-tree -r --name-only HEAD | egrep '\.(c|cpp|h|py)$$'))
-
-style-fix-changed:
-	@(packaging/tools/style-format.sh --fix \
-		$$( (git diff --name-only ; git diff --name-only --staged) | egrep '\.(c|cpp|h|py)$$'))
+	cd /var/home/ikslabdein/code/oss/fluent-bit && $(MAKE) $(MAKESILENT) -f CMakeFiles/Makefile2 lib/librdkafka-2.4.0/clean
+.PHONY : clean
+
+# The main clean target
+clean/fast: clean
+.PHONY : clean/fast
+
+# Prepare targets for installation.
+preinstall: all
+	cd /var/home/ikslabdein/code/oss/fluent-bit && $(MAKE) $(MAKESILENT) -f CMakeFiles/Makefile2 lib/librdkafka-2.4.0/preinstall
+.PHONY : preinstall
+
+# Prepare targets for installation.
+preinstall/fast:
+	cd /var/home/ikslabdein/code/oss/fluent-bit && $(MAKE) $(MAKESILENT) -f CMakeFiles/Makefile2 lib/librdkafka-2.4.0/preinstall
+.PHONY : preinstall/fast
+
+# clear depends
+depend:
+	cd /var/home/ikslabdein/code/oss/fluent-bit && $(CMAKE_COMMAND) -S$(CMAKE_SOURCE_DIR) -B$(CMAKE_BINARY_DIR) --check-build-system CMakeFiles/Makefile.cmake 1
+.PHONY : depend
+
+# Help Target
+help:
+	@echo "The following are some of the valid targets for this Makefile:"
+	@echo "... all (the default if no target is provided)"
+	@echo "... clean"
+	@echo "... depend"
+	@echo "... edit_cache"
+	@echo "... install"
+	@echo "... install/local"
+	@echo "... install/strip"
+	@echo "... list_install_components"
+	@echo "... package"
+	@echo "... package_source"
+	@echo "... rebuild_cache"
+.PHONY : help
+
+
+
+#=============================================================================
+# Special targets to cleanup operation of make.
+
+# Special rule to run CMake to check the build system integrity.
+# No rule that depends on this can have commands that come from listfiles
+# because they might be regenerated.
+cmake_check_build_system:
+	cd /var/home/ikslabdein/code/oss/fluent-bit && $(CMAKE_COMMAND) -S$(CMAKE_SOURCE_DIR) -B$(CMAKE_BINARY_DIR) --check-build-system CMakeFiles/Makefile.cmake 0
+.PHONY : cmake_check_build_system