mirror of
https://github.com/zeek/zeek.git
synced 2025-10-02 14:48:21 +00:00
892023ed9a
* origin/master: Use zeek::detail namespace for fuzzer utils Set terminating flag during fuzzer cleanup Add missing include to standalone fuzzer driver Improve standalone fuzzer driver error messages Test fuzzers against seed corpus under CI ASan build Update fuzzing README with OSS-Fuzz integration notes Link fuzzers against shared library to reduce executable sizes Improve FuzzBuffer chunking Fix compiler warning in standalone fuzzer driver Adjust minor fuzzing documentation Exit immediately after running unit tests Add OSS-Fuzz Zeek script search path to fuzzers Assume libFuzzer when LIB_FUZZING_ENGINE file doesn't exist Change handling of LIB_FUZZING_ENGINE Change --enable-fuzzing to --enable-fuzzers Add standalone driver for fuzz targets Add basic structure for fuzzing targets
498 lines
17 KiB
CMake
498 lines
17 KiB
CMake
# When changing the minimum version here, also adapt
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# aux/zeek-aux/plugin-support/skeleton/CMakeLists.txt
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cmake_minimum_required(VERSION 3.0 FATAL_ERROR)
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project(Zeek C CXX)
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if ( NOT CMAKE_INSTALL_LIBDIR )
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# Currently, some sub-projects may use GNUInstallDirs.cmake to choose the
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# library install dir, while others just default to "lib". For sake of
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# consistency, this just overrides the former to always use "lib" in case
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# it would have chosen something else, like "lib64", but a thing for the
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# future may be to standardize all sub-projects to use GNUInstallDirs.
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set(CMAKE_INSTALL_LIBDIR lib)
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endif ()
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include(cmake/CommonCMakeConfig.cmake)
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include(cmake/FindClangTidy.cmake)
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include(cmake/CheckCompilerArch.cmake)
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########################################################################
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## Project/Build Configuration
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if ( ZEEK_ENABLE_FUZZERS )
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# Fuzzers use shared lib to save disk space, so need -fPIC on everything
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set(CMAKE_POSITION_INDEPENDENT_CODE ON)
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endif ()
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if (ENABLE_ZEEK_UNIT_TESTS)
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enable_testing()
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add_definitions(-DDOCTEST_CONFIG_SUPER_FAST_ASSERTS)
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else ()
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add_definitions(-DDOCTEST_CONFIG_DISABLE)
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endif ()
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if ( ENABLE_CCACHE )
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find_program(CCACHE_PROGRAM ccache)
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if ( NOT CCACHE_PROGRAM )
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message(FATAL_ERROR "ccache not found")
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endif ()
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message(STATUS "Using ccache: ${CCACHE_PROGRAM}")
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set(CMAKE_C_COMPILER_LAUNCHER ${CCACHE_PROGRAM})
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set(CMAKE_CXX_COMPILER_LAUNCHER ${CCACHE_PROGRAM})
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endif ()
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set(ZEEK_ROOT_DIR ${CMAKE_INSTALL_PREFIX})
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if (NOT ZEEK_SCRIPT_INSTALL_PATH)
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# set the default Zeek script installation path (user did not specify one)
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set(ZEEK_SCRIPT_INSTALL_PATH ${ZEEK_ROOT_DIR}/share/zeek)
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endif ()
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if (NOT ZEEK_MAN_INSTALL_PATH)
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# set the default Zeek man page installation path (user did not specify one)
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set(ZEEK_MAN_INSTALL_PATH ${ZEEK_ROOT_DIR}/share/man)
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endif ()
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# sanitize the Zeek script install directory into an absolute path
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# (CMake is confused by ~ as a representation of home directory)
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get_filename_component(ZEEK_SCRIPT_INSTALL_PATH ${ZEEK_SCRIPT_INSTALL_PATH}
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ABSOLUTE)
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set(BRO_PLUGIN_INSTALL_PATH ${ZEEK_ROOT_DIR}/lib/zeek/plugins CACHE STRING "Installation path for plugins" FORCE)
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configure_file(zeek-path-dev.in ${CMAKE_CURRENT_BINARY_DIR}/zeek-path-dev)
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execute_process(COMMAND "${CMAKE_COMMAND}" -E create_symlink
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"${CMAKE_CURRENT_BINARY_DIR}/zeek-wrapper.in"
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"${CMAKE_CURRENT_BINARY_DIR}/bro-path-dev")
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file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/zeek-path-dev.sh
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"export ZEEKPATH=`${CMAKE_CURRENT_BINARY_DIR}/zeek-path-dev`\n"
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"export ZEEK_PLUGIN_PATH=\"${CMAKE_CURRENT_BINARY_DIR}/src\":${ZEEK_PLUGIN_PATH}\n"
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"export PATH=\"${CMAKE_CURRENT_BINARY_DIR}/src\":$PATH\n")
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file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/zeek-path-dev.csh
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"setenv ZEEKPATH `${CMAKE_CURRENT_BINARY_DIR}/zeek-path-dev`\n"
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"setenv ZEEK_PLUGIN_PATH \"${CMAKE_CURRENT_BINARY_DIR}/src\":${ZEEK_PLUGIN_PATH}\n"
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"setenv PATH \"${CMAKE_CURRENT_BINARY_DIR}/src\":$PATH\n")
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file(STRINGS "${CMAKE_CURRENT_SOURCE_DIR}/VERSION" VERSION LIMIT_COUNT 1)
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execute_process(COMMAND grep "^#define *BRO_PLUGIN_API_VERSION"
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INPUT_FILE ${CMAKE_CURRENT_SOURCE_DIR}/src/plugin/Plugin.h
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OUTPUT_VARIABLE API_VERSION
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OUTPUT_STRIP_TRAILING_WHITESPACE)
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string(REGEX REPLACE "^#define.*VERSION *" "" API_VERSION "${API_VERSION}")
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string(REGEX REPLACE "[.-]" " " version_numbers ${VERSION})
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separate_arguments(version_numbers)
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list(GET version_numbers 0 VERSION_MAJOR)
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list(GET version_numbers 1 VERSION_MINOR)
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list(GET version_numbers 2 VERSION_PATCH)
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set(VERSION_MAJ_MIN "${VERSION_MAJOR}.${VERSION_MINOR}")
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math(EXPR ZEEK_VERSION_NUMBER
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"${VERSION_MAJOR} * 10000 + ${VERSION_MINOR} * 100 + ${VERSION_PATCH}")
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set(VERSION_C_IDENT "${VERSION}_plugin_${API_VERSION}")
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string(REGEX REPLACE "-[0-9]*$" "_git" VERSION_C_IDENT "${VERSION_C_IDENT}")
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string(REGEX REPLACE "[^a-zA-Z0-9_\$]" "_" VERSION_C_IDENT "${VERSION_C_IDENT}")
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if(${ENABLE_DEBUG})
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set(VERSION_C_IDENT "${VERSION_C_IDENT}_debug")
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endif()
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if ( NOT BINARY_PACKAGING_MODE )
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macro(_make_install_dir_symlink _target _link)
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install(CODE "
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if ( \"\$ENV{DESTDIR}\" STREQUAL \"\" )
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if ( EXISTS \"${_target}\" AND NOT EXISTS \"${_link}\" )
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message(STATUS \"WARNING: installed ${_link} as symlink to ${_target}\")
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execute_process(COMMAND \"${CMAKE_COMMAND}\" -E create_symlink
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\"${_target}\" \"${_link}\")
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endif ()
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endif ()
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")
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endmacro()
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if ( "${CMAKE_INSTALL_PREFIX}" STREQUAL "/usr/local/zeek" )
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# If we're installing into the default prefix, check if the
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# old default prefix already exists and symlink to it.
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# This is done to help keep custom user configuration/installation
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# if they're upgrading from a version before Zeek 3.0.
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_make_install_dir_symlink("/usr/local/bro" "/usr/local/zeek")
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endif ()
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# Check whether we need to symlink directories used by versions
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# before Zeek 3.0.
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_make_install_dir_symlink("${CMAKE_INSTALL_PREFIX}/include/bro" "${CMAKE_INSTALL_PREFIX}/include/zeek")
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_make_install_dir_symlink("${CMAKE_INSTALL_PREFIX}/share/bro" "${CMAKE_INSTALL_PREFIX}/share/zeek")
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_make_install_dir_symlink("${CMAKE_INSTALL_PREFIX}/lib/bro" "${CMAKE_INSTALL_PREFIX}/lib/zeek")
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endif ()
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if ( ZEEK_SANITIZERS )
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# Check the thread library info early as setting compiler flags seems to
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# interfere with the detection and cause CMAKE_THREAD_LIBS_INIT to not
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# include -lpthread when it should.
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find_package(Threads)
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set(_sanitizer_flags "-fsanitize=${ZEEK_SANITIZERS}")
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set(_sanitizer_flags "${_sanitizer_flags} -fno-omit-frame-pointer")
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set(_sanitizer_flags "${_sanitizer_flags} -fno-optimize-sibling-calls")
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if ( NOT DEFINED ZEEK_SANITIZER_OPTIMIZATIONS )
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if ( DEFINED ENV{NO_OPTIMIZATIONS} )
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# Using -O1 is generally the suggestion to get more reasonable
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# performance. The one downside is it that the compiler may
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# optimize out code that otherwise generates an error/leak in a -O0
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# build, but that should be rare and users mostly will not be
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# running unoptimized builds in production anyway.
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set(ZEEK_SANITIZER_OPTIMIZATIONS false CACHE INTERNAL "" FORCE)
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else ()
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set(ZEEK_SANITIZER_OPTIMIZATIONS true CACHE INTERNAL "" FORCE)
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endif ()
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endif ()
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if ( ZEEK_SANITIZER_OPTIMIZATIONS )
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set(_sanitizer_flags "${_sanitizer_flags} -O1")
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endif ()
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# Technically, the we also need to use the compiler to drive linking and
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# give the sanitizer flags there, too. However, CMake, by default, uses
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# the compiler for linking and so the automatically flags get used. See
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# https://cmake.org/pipermail/cmake/2014-August/058268.html
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${_sanitizer_flags}")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${_sanitizer_flags}")
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endif()
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########################################################################
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## Dependency Configuration
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include(FindRequiredPackage)
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# Check cache value first to avoid displaying "Found sed" messages everytime
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if (NOT SED_EXE)
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find_program(SED_EXE sed)
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if (NOT SED_EXE)
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message(FATAL_ERROR "Could not find required dependency: sed")
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else ()
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message(STATUS "Found sed: ${SED_EXE}")
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endif ()
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endif ()
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FindRequiredPackage(PythonInterp)
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FindRequiredPackage(FLEX)
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FindRequiredPackage(BISON)
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FindRequiredPackage(PCAP)
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FindRequiredPackage(OpenSSL)
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FindRequiredPackage(BIND)
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FindRequiredPackage(ZLIB)
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if (EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/aux/binpac/CMakeLists.txt)
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set(ENABLE_STATIC_ONLY_SAVED ${ENABLE_STATIC_ONLY})
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if ( BUILD_STATIC_BINPAC )
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set(ENABLE_STATIC_ONLY true)
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endif()
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add_subdirectory(aux/binpac)
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set(ENABLE_STATIC_ONLY ${ENABLE_STATIC_ONLY_SAVED})
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endif ()
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FindRequiredPackage(BinPAC)
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if ( NOT BIFCL_EXE_PATH )
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add_subdirectory(aux/bifcl)
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endif ()
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if (ENABLE_JEMALLOC)
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find_package(JeMalloc)
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if (NOT JEMALLOC_FOUND)
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message(FATAL_ERROR "Could not find requested JeMalloc")
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endif()
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endif ()
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if ( BISON_VERSION AND BISON_VERSION VERSION_LESS 2.5 )
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set(MISSING_PREREQS true)
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list(APPEND MISSING_PREREQ_DESCS
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" Could not find prerequisite package Bison >= 2.5, found: ${BISON_VERSION}")
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endif ()
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if (MISSING_PREREQS)
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foreach (prereq ${MISSING_PREREQ_DESCS})
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message(SEND_ERROR ${prereq})
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endforeach ()
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message(FATAL_ERROR "Configuration aborted due to missing prerequisites")
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endif ()
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if ( CAF_ROOT_DIR )
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find_package(CAF COMPONENTS core io openssl REQUIRED)
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endif ()
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add_subdirectory(aux/paraglob)
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set(zeekdeps ${zeekdeps} paraglob)
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if ( BROKER_ROOT_DIR )
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# Avoid calling find_package(CAF) twice.
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if ( NOT CAF_ROOT_DIR )
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find_package(CAF COMPONENTS core io openssl REQUIRED)
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endif ()
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find_package(Broker REQUIRED)
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set(zeekdeps ${zeekdeps} ${BROKER_LIBRARY})
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set(broker_includes ${BROKER_INCLUDE_DIR})
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else ()
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if ( ZEEK_SANITIZERS )
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set(BROKER_SANITIZERS ${ZEEK_SANITIZERS})
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endif ()
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set(ENABLE_STATIC_ONLY_SAVED ${ENABLE_STATIC_ONLY})
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if ( BUILD_STATIC_BROKER )
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set(ENABLE_STATIC_ONLY true)
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endif()
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add_subdirectory(aux/broker)
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set(ENABLE_STATIC_ONLY ${ENABLE_STATIC_ONLY_SAVED})
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if ( BUILD_STATIC_BROKER )
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set(zeekdeps ${zeekdeps} broker_static)
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else()
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set(zeekdeps ${zeekdeps} broker)
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endif()
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set(broker_includes ${CMAKE_CURRENT_SOURCE_DIR}/aux/broker/include ${CMAKE_CURRENT_BINARY_DIR}/aux/broker/include)
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endif ()
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# CAF_LIBRARIES and CAF_INCLUDE_DIRS are defined either by calling
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# find_package(CAF) or by calling add_subdirectory(aux/broker). In either case,
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# we have to care about CAF here because Broker headers can pull in CAF
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# headers.
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set(zeekdeps ${zeekdeps} ${CAF_LIBRARIES})
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include_directories(BEFORE ${broker_includes} ${CAF_INCLUDE_DIRS})
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include_directories(BEFORE ${CMAKE_CURRENT_SOURCE_DIR}/aux/paraglob/include)
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include_directories(BEFORE ${CMAKE_CURRENT_SOURCE_DIR}/aux/rapidjson/include)
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include_directories(BEFORE
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${PCAP_INCLUDE_DIR}
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${BIND_INCLUDE_DIR}
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${BinPAC_INCLUDE_DIR}
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${ZLIB_INCLUDE_DIR}
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${JEMALLOC_INCLUDE_DIR}
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)
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install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/aux/rapidjson/include/rapidjson
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DESTINATION include/zeek/3rdparty/rapidjson/include)
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# Optional Dependencies
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set(USE_GEOIP false)
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find_package(LibMMDB)
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if (LIBMMDB_FOUND)
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set(USE_GEOIP true)
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include_directories(BEFORE ${LibMMDB_INCLUDE_DIR})
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list(APPEND OPTLIBS ${LibMMDB_LIBRARY})
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endif ()
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set(USE_KRB5 false)
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if ( ${CMAKE_SYSTEM_NAME} MATCHES Linux )
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find_package(LibKrb5)
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if (LIBKRB5_FOUND)
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set(USE_KRB5 true)
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include_directories(BEFORE ${LibKrb5_INCLUDE_DIR})
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list(APPEND OPTLIBS ${LibKrb5_LIBRARY})
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endif ()
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endif ()
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set(HAVE_PERFTOOLS false)
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set(USE_PERFTOOLS_DEBUG false)
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set(USE_PERFTOOLS_TCMALLOC false)
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if ( ENABLE_PERFTOOLS )
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find_package(GooglePerftools)
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if ( GOOGLEPERFTOOLS_FOUND OR TCMALLOC_FOUND )
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set(HAVE_PERFTOOLS true)
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set(USE_PERFTOOLS_TCMALLOC true)
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if (ENABLE_PERFTOOLS_DEBUG)
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# Enable heap debugging with perftools.
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set(USE_PERFTOOLS_DEBUG true)
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include_directories(BEFORE ${GooglePerftools_INCLUDE_DIR})
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list(APPEND OPTLIBS ${GooglePerftools_LIBRARIES_DEBUG})
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else ()
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# Link in tcmalloc.
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list(APPEND OPTLIBS ${GooglePerftools_LIBRARIES})
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endif ()
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else()
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message(FATAL_ERROR "Could not find requested Google Perftools.")
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endif ()
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endif ()
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# Making sure any non-standard OpenSSL includes get searched earlier
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# than other dependencies which tend to be in standard system locations
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# and thus cause the system OpenSSL headers to still be picked up even
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# if one specifies --with-openssl (which may be common).
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include_directories(BEFORE ${OPENSSL_INCLUDE_DIR})
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# Make everyone find the highwayhash includes
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include_directories(BEFORE ${CMAKE_CURRENT_SOURCE_DIR}/aux/highwayhash)
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# Alpine support
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if ( ${CMAKE_SYSTEM_NAME} MATCHES Linux AND EXISTS /etc/os-release )
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execute_process(
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COMMAND grep -q alpine /etc/os-release
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RESULT_VARIABLE os_release_alpine
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)
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if ( os_release_alpine EQUAL 0 )
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find_package(FTS REQUIRED)
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list(APPEND OPTLIBS ${FTS_LIBRARY})
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include_directories(BEFORE ${FTS_INCLUDE_DIR})
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endif ()
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endif ()
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set(zeekdeps ${zeekdeps}
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${BinPAC_LIBRARY}
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${PCAP_LIBRARY}
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${OPENSSL_LIBRARIES}
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${BIND_LIBRARY}
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${ZLIB_LIBRARY}
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${JEMALLOC_LIBRARIES}
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${OPTLIBS}
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)
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########################################################################
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## System Introspection
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include(TestBigEndian)
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test_big_endian(WORDS_BIGENDIAN)
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include(CheckSymbolExists)
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check_symbol_exists(htonll arpa/inet.h HAVE_BYTEORDER_64)
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include(OSSpecific)
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include(CheckTypes)
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include(CheckHeaders)
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include(CheckFunctions)
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include(MiscTests)
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include(PCAPTests)
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include(OpenSSLTests)
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include(CheckNameserCompat)
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include(GetArchitecture)
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include(RequireCXX17)
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include(FindKqueue)
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if ( (OPENSSL_VERSION VERSION_EQUAL "1.1.0") OR (OPENSSL_VERSION VERSION_GREATER "1.1.0") )
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set(ZEEK_HAVE_OPENSSL_1_1 true CACHE INTERNAL "" FORCE)
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endif()
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# Tell the plugin code that we're building as part of the main tree.
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set(ZEEK_PLUGIN_INTERNAL_BUILD true CACHE INTERNAL "" FORCE)
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set(DEFAULT_ZEEKPATH .:${ZEEK_SCRIPT_INSTALL_PATH}:${ZEEK_SCRIPT_INSTALL_PATH}/policy:${ZEEK_SCRIPT_INSTALL_PATH}/site)
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if ( NOT BINARY_PACKAGING_MODE )
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set(ZEEK_DIST ${CMAKE_SOURCE_DIR})
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endif ()
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string(TOLOWER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE_LOWER)
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configure_file(${CMAKE_CURRENT_SOURCE_DIR}/zeek-config.h.in
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${CMAKE_CURRENT_BINARY_DIR}/zeek-config.h)
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include_directories(${CMAKE_CURRENT_BINARY_DIR})
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install(FILES ${CMAKE_CURRENT_BINARY_DIR}/zeek-config.h DESTINATION include/zeek)
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if ( CAF_ROOT_DIR )
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set(ZEEK_CONFIG_CAF_ROOT_DIR ${CAF_ROOT_DIR})
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else ()
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set(ZEEK_CONFIG_CAF_ROOT_DIR ${ZEEK_ROOT_DIR})
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endif ()
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if ( BinPAC_ROOT_DIR )
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set(ZEEK_CONFIG_BINPAC_ROOT_DIR ${BinPAC_ROOT_DIR})
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else ()
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set(ZEEK_CONFIG_BINPAC_ROOT_DIR ${ZEEK_ROOT_DIR})
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endif ()
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if ( BROKER_ROOT_DIR )
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set(ZEEK_CONFIG_BROKER_ROOT_DIR ${BROKER_ROOT_DIR})
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else ()
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set(ZEEK_CONFIG_BROKER_ROOT_DIR ${ZEEK_ROOT_DIR})
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endif ()
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configure_file(${CMAKE_CURRENT_SOURCE_DIR}/zeek-config.in
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${CMAKE_CURRENT_BINARY_DIR}/zeek-config @ONLY)
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install(PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/zeek-config DESTINATION bin)
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install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/cmake DESTINATION share/zeek
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USE_SOURCE_PERMISSIONS)
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# Install wrapper script for Bro-to-Zeek renaming.
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include(InstallShellScript)
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include(InstallSymlink)
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InstallShellScript("bin" "zeek-wrapper.in" "zeek-wrapper")
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InstallSymlink("${CMAKE_INSTALL_PREFIX}/bin/zeek-wrapper" "${CMAKE_INSTALL_PREFIX}/bin/bro-config")
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########################################################################
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## Recurse on sub-directories
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add_subdirectory(src)
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add_subdirectory(scripts)
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add_subdirectory(man)
|
|
|
|
include(CheckOptionalBuildSources)
|
|
|
|
CheckOptionalBuildSources(aux/zeekctl ZeekControl INSTALL_ZEEKCTL)
|
|
CheckOptionalBuildSources(aux/zeek-aux Zeek-Aux INSTALL_AUX_TOOLS)
|
|
|
|
########################################################################
|
|
## Packaging Setup
|
|
|
|
if (INSTALL_ZEEKCTL)
|
|
# CPack RPM Generator may not automatically detect this
|
|
set(CPACK_RPM_PACKAGE_REQUIRES "python >= 2.6.0")
|
|
endif ()
|
|
|
|
# If this CMake project is a sub-project of another, we will not
|
|
# configure the generic packaging because CPack will fail in the case
|
|
# that the parent project has already configured packaging
|
|
if ("${PROJECT_SOURCE_DIR}" STREQUAL "${CMAKE_SOURCE_DIR}")
|
|
include(ConfigurePackaging)
|
|
ConfigurePackaging(${VERSION})
|
|
endif ()
|
|
|
|
########################################################################
|
|
## Build Summary
|
|
|
|
if (CMAKE_BUILD_TYPE)
|
|
string(TOUPPER ${CMAKE_BUILD_TYPE} BuildType)
|
|
endif ()
|
|
|
|
message(
|
|
"\n====================| Zeek Build Summary |===================="
|
|
"\n"
|
|
"\nBuild type: ${CMAKE_BUILD_TYPE}"
|
|
"\nBuild dir: ${CMAKE_BINARY_DIR}"
|
|
"\nInstall prefix: ${CMAKE_INSTALL_PREFIX}"
|
|
"\nZeek Script Path: ${ZEEK_SCRIPT_INSTALL_PATH}"
|
|
"\nDebug mode: ${ENABLE_DEBUG}"
|
|
"\nUnit tests: ${ENABLE_ZEEK_UNIT_TESTS}"
|
|
"\n"
|
|
"\nCC: ${CMAKE_C_COMPILER}"
|
|
"\nCFLAGS: ${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_${BuildType}}"
|
|
"\nCXX: ${CMAKE_CXX_COMPILER}"
|
|
"\nCXXFLAGS: ${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_${BuildType}}"
|
|
"\nCPP: ${CMAKE_CXX_COMPILER}"
|
|
"\n"
|
|
"\nZeekControl: ${INSTALL_ZEEKCTL}"
|
|
"\nAux. Tools: ${INSTALL_AUX_TOOLS}"
|
|
"\n"
|
|
"\nlibmaxminddb: ${USE_GEOIP}"
|
|
"\nKerberos: ${USE_KRB5}"
|
|
"\ngperftools found: ${HAVE_PERFTOOLS}"
|
|
"\n tcmalloc: ${USE_PERFTOOLS_TCMALLOC}"
|
|
"\n debugging: ${USE_PERFTOOLS_DEBUG}"
|
|
"\njemalloc: ${ENABLE_JEMALLOC}"
|
|
"\n"
|
|
"\nFuzz Targets: ${ZEEK_ENABLE_FUZZERS}"
|
|
"\nFuzz Engine: ${ZEEK_FUZZING_ENGINE}"
|
|
"\n"
|
|
"\n================================================================\n"
|
|
)
|
|
|
|
include(UserChangedWarning)
|