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CMakeLists.txt
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CMakeLists.txt
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cmake_minimum_required(VERSION 3.14 FATAL_ERROR)
project(
photon
VERSION 0.8
LANGUAGES C CXX ASM
)
# Utility Modules and Find Modules
include(FindPackageHandleStandardArgs)
include(CheckCXXCompilerFlag)
include(FetchContent)
include(ProcessorCount)
include(ExternalProject)
include(CMake/build-from-src.cmake)
# Options
set(PHOTON_CXX_STANDARD "14" CACHE STRING "C++ standard")
option(PHOTON_BUILD_TESTING "enable build testing" OFF)
option(PHOTON_BUILD_WITH_ASAN "build with asan" OFF)
option(PHOTON_ENABLE_URING "enable io_uring function" OFF)
option(PHOTON_ENABLE_FUSE "enable fuse function" OFF)
option(PHOTON_GLOBAL_INIT_OPENSSL "Turn this off if any of your third-party libs inits old-version OpenSSL as well,
because Photon will register coroutine locks for crypto. But don't bother if you have latest OpenSSL >= 1.1.0" ON)
option(PHOTON_ENABLE_SASL "enable sasl" OFF)
option(PHOTON_ENABLE_MIMIC_VDSO "enable mimic vdso" OFF)
option(PHOTON_ENABLE_FSTACK_DPDK "Use f-stack + DPDK as the event engine" OFF)
option(PHOTON_ENABLE_EXTFS "enable extfs" OFF)
option(PHOTON_ENABLE_ECOSYSTEM "enable ecosystem" OFF)
option(PHOTON_ENABLE_RSOCKET "enable rsocket" OFF)
option(PHOTON_BUILD_DEPENDENCIES "" OFF)
set(PHOTON_AIO_SOURCE "https://pagure.io/libaio/archive/libaio-0.3.113/libaio-0.3.113.tar.gz" CACHE STRING "")
set(PHOTON_ZLIB_SOURCE "https://github.com/madler/zlib/releases/download/v1.2.13/zlib-1.2.13.tar.gz" CACHE STRING "")
set(PHOTON_OPENSSL_SOURCE "https://github.com/openssl/openssl/releases/download/OpenSSL_1_1_1w/openssl-1.1.1w.tar.gz" CACHE STRING "")
set(PHOTON_CURL_SOURCE "https://github.com/curl/curl/releases/download/curl-7_88_1/curl-7.88.1.tar.gz" CACHE STRING "")
set(PHOTON_URING_SOURCE "https://github.com/axboe/liburing/archive/refs/tags/liburing-2.3.tar.gz" CACHE STRING "")
set(PHOTON_FUSE_SOURCE "" CACHE STRING "")
set(PHOTON_GSASL_SOURCE "" CACHE STRING "")
set(PHOTON_FSTACK_SOURCE "" CACHE STRING "")
set(PHOTON_E2FS_SOURCE "" CACHE STRING "")
set(PHOTON_GFLAGS_SOURCE "https://github.com/gflags/gflags/archive/refs/tags/v2.2.2.tar.gz" CACHE STRING "")
set(PHOTON_GOOGLETEST_SOURCE "https://github.com/google/googletest/archive/refs/tags/release-1.12.1.tar.gz" CACHE STRING "")
set(PHOTON_RAPIDJSON_GIT "https://github.com/Tencent/rapidjson.git" CACHE STRING "")
set(PHOTON_RAPIDXML_SOURCE "https://sourceforge.net/projects/rapidxml/files/rapidxml/rapidxml%201.13/rapidxml-1.13.zip/download" CACHE STRING "")
set(PHOTON_RAPIDYAML_SOURCE "https://github.com/biojppm/rapidyaml/releases/download/v0.5.0/rapidyaml-0.5.0.hpp" CACHE STRING "")
set(PHOTON_RDMACORE_SOURCE "https://github.com/linux-rdma/rdma-core/releases/download/v44.7/rdma-core-44.7.tar.gz" CACHE STRING "")
# Get CPU arch
execute_process(COMMAND uname -m OUTPUT_VARIABLE ARCH OUTPUT_STRIP_TRAILING_WHITESPACE)
if (NOT (${ARCH} STREQUAL x86_64) AND NOT (${ARCH} STREQUAL aarch64) AND NOT (${ARCH} STREQUAL arm64))
message(FATAL_ERROR "Unknown CPU architecture ${ARCH}")
endif ()
# Global compile options, only effective within this project
set(global_compile_options -Wall -Wno-error=pragmas)
if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 8.0)
# Hint: -faligned-new is enabled by default after -std=c++17
list(APPEND global_compile_options -Werror -faligned-new)
endif ()
add_compile_options(${global_compile_options})
if (PHOTON_BUILD_WITH_ASAN)
if ((NOT CMAKE_BUILD_TYPE STREQUAL "Debug") OR (NOT CMAKE_SYSTEM_NAME STREQUAL "Linux"))
message(FATAL_ERROR "Wrong environment")
endif ()
add_link_options(-fsanitize=address -static-libasan)
endif ()
set(CMAKE_CXX_STANDARD ${PHOTON_CXX_STANDARD})
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
# CMake didn't provide an abstraction of optimization level for now.
set(CMAKE_CXX_FLAGS_DEBUG "-O0 -g")
set(CMAKE_CXX_FLAGS_RELEASE "-O2 -DNDEBUG")
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O2 -DNDEBUG -g")
set(CMAKE_CXX_FLAGS_MINSIZEREL "-O2") # Only for CI test
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
set(CMAKE_BUILD_RPATH_USE_ORIGIN ON)
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-packed-bitfield-compat")
endif()
if (${ARCH} STREQUAL x86_64)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse4.2")
elseif (${ARCH} STREQUAL aarch64)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcpu=generic+crc -fsigned-char -fno-stack-protector -fomit-frame-pointer")
endif ()
if (${ARCH} STREQUAL x86_64)
check_cxx_compiler_flag(-mcrc32 COMPILER_HAS_MCRC32_FLAG)
if (COMPILER_HAS_MCRC32_FLAG)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcrc32")
endif ()
endif ()
set(CMAKE_C_FLAGS ${CMAKE_CXX_FLAGS})
set(CMAKE_C_FLAGS_DEBUG ${CMAKE_CXX_FLAGS_DEBUG})
set(CMAKE_C_FLAGS_RELEASE ${CMAKE_CXX_FLAGS_RELEASE})
# Default build type is Release
if (NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE Release)
endif ()
# CMake dirs
list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/CMake)
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/output)
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/output)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/output)
################################################################################
# There are two ways to handle dependencies:
# 1. Find locally installed packages.
# 2. Build it from source. (Only when PHOTON_BUILD_DEPENDENCIES is set, and PHOTON_XXX_SOURCE is not empty)
#
# The naming conventions MUST obey:
# name: xxx
# include: XXX_INCLUDE_DIRS
# lib: XXX_LIBRARIES
# source: PHOTON_XXX_SOURCE
set(dependencies zlib openssl curl)
if (CMAKE_SYSTEM_NAME MATCHES "Linux")
LIST(APPEND dependencies aio)
if (PHOTON_ENABLE_FUSE)
LIST(APPEND dependencies fuse)
endif ()
if (PHOTON_ENABLE_URING)
LIST(APPEND dependencies uring)
endif ()
endif ()
if (PHOTON_ENABLE_SASL)
LIST(APPEND dependencies gsasl)
endif ()
if (PHOTON_ENABLE_FSTACK_DPDK)
LIST(APPEND dependencies fstack)
endif ()
if (PHOTON_ENABLE_EXTFS)
LIST(APPEND dependencies e2fs)
endif()
if (PHOTON_ENABLE_RSOCKET)
LIST(APPEND dependencies rdmacore)
endif ()
if (PHOTON_BUILD_TESTING)
LIST(APPEND dependencies gflags googletest)
endif ()
FOREACH (dep ${dependencies})
message(STATUS "Checking dependency ${dep}")
string(TOUPPER ${dep} DEP)
set(source_url "${PHOTON_${DEP}_SOURCE}")
if (PHOTON_BUILD_DEPENDENCIES AND (NOT source_url STREQUAL ""))
message(STATUS "Will build ${dep} from source")
message(STATUS " URL: ${source_url}")
build_from_src(dep)
else ()
message(STATUS "Will find ${dep}")
find_package(${dep} REQUIRED)
endif ()
endforeach ()
################################################################################
add_subdirectory(third_party)
if (PHOTON_ENABLE_ECOSYSTEM)
add_subdirectory(ecosystem)
endif ()
# Compile photon objects
file(GLOB PHOTON_SRC
photon.cpp
common/*.cpp
common/checksum/*.cpp
common/executor/*.cpp
common/memory-stream/*.cpp
fs/aligned-file.cpp
fs/async_filesystem.cpp
fs/exportfs.cpp
fs/filecopy.cpp
fs/localfs.cpp
fs/path.cpp
fs/subfs.cpp
fs/throttled-file.cpp
fs/virtual-file.cpp
fs/xfile.cpp
fs/httpfs/*.cpp
io/signal.cpp
io/reset_handle.cpp
net/*.cpp
net/http/*.cpp
net/security-context/tls-stream.cpp
rpc/*.cpp
thread/*.cpp
)
if (APPLE)
list(APPEND PHOTON_SRC io/kqueue.cpp)
else ()
list(APPEND PHOTON_SRC io/aio-wrapper.cpp io/epoll.cpp io/epoll-ng.cpp)
if (PHOTON_ENABLE_URING)
list(APPEND PHOTON_SRC io/iouring-wrapper.cpp)
endif ()
endif ()
if (PHOTON_ENABLE_FUSE)
list(APPEND PHOTON_SRC io/fuse-adaptor.cpp)
endif ()
if (PHOTON_ENABLE_SASL)
list(APPEND PHOTON_SRC net/security-context/sasl-stream.cpp)
endif ()
if (PHOTON_ENABLE_FSTACK_DPDK)
list(APPEND PHOTON_SRC io/fstack-dpdk.cpp)
endif ()
if (PHOTON_ENABLE_EXTFS)
file(GLOB EXTFS_SRC fs/extfs/*.cpp)
list(APPEND PHOTON_SRC ${EXTFS_SRC})
endif ()
if (PHOTON_ENABLE_ECOSYSTEM)
file(GLOB ECOSYSTEM_SRC ecosystem/*.cpp)
list(APPEND PHOTON_SRC ${ECOSYSTEM_SRC})
endif ()
if (PHOTON_ENABLE_RSOCKET)
list(APPEND PHOTON_SRC net/rsocket/rsocket.cpp)
endif ()
# An object library compiles source files but does not archive or link their object files.
add_library(photon_obj OBJECT ${PHOTON_SRC})
if (PHOTON_ENABLE_ECOSYSTEM)
target_link_libraries(photon_obj PRIVATE ecosystem_deps)
endif ()
target_include_directories(photon_obj PRIVATE include ${OPENSSL_INCLUDE_DIRS} ${AIO_INCLUDE_DIRS}
${ZLIB_INCLUDE_DIRS} ${CURL_INCLUDE_DIRS}
)
target_compile_definitions(photon_obj PRIVATE _FILE_OFFSET_BITS=64 FUSE_USE_VERSION=29)
if (PHOTON_GLOBAL_INIT_OPENSSL)
target_compile_definitions(photon_obj PRIVATE PHOTON_GLOBAL_INIT_OPENSSL)
endif ()
if (PHOTON_ENABLE_SASL)
target_include_directories(photon_obj PRIVATE ${GSASL_INCLUDE_DIRS})
endif ()
if (PHOTON_ENABLE_URING)
target_include_directories(photon_obj PRIVATE ${URING_INCLUDE_DIRS})
target_compile_definitions(photon_obj PRIVATE PHOTON_URING=on)
endif()
if (PHOTON_ENABLE_MIMIC_VDSO)
target_compile_definitions(photon_obj PRIVATE ENABLE_MIMIC_VDSO=on)
endif()
if (PHOTON_ENABLE_FSTACK_DPDK)
target_compile_definitions(photon_obj PRIVATE ENABLE_FSTACK_DPDK)
target_include_directories(photon_obj PRIVATE ${FSTACK_INCLUDE_DIRS})
endif()
if (PHOTON_ENABLE_EXTFS)
target_include_directories(photon_obj PRIVATE ${E2FS_INCLUDE_DIRS})
endif()
if (actually_built)
add_dependencies(photon_obj ${actually_built})
endif ()
################################################################################
set(static_deps
easy_weak
fstack_weak
${CURL_LIBRARIES}
${OPENSSL_LIBRARIES}
${ZLIB_LIBRARIES}
)
set(shared_deps
-lpthread
)
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
list(APPEND shared_deps -lgcc) # solve [hidden symbol `__cpu_model'] problem
endif ()
if (NOT APPLE)
list(APPEND static_deps ${AIO_LIBRARIES})
list(APPEND shared_deps -lrt -ldl)
endif ()
if (PHOTON_ENABLE_URING)
list(APPEND static_deps ${URING_LIBRARIES})
endif ()
if (PHOTON_ENABLE_FUSE)
list(APPEND static_deps ${FUSE_LIBRARIES})
endif ()
if (PHOTON_ENABLE_SASL)
list(APPEND static_deps ${GSASL_LIBRARIES})
endif ()
if (PHOTON_ENABLE_FSTACK_DPDK)
list(APPEND static_deps ${FSTACK_LIBRARIES})
endif ()
if (PHOTON_ENABLE_EXTFS)
list(APPEND static_deps ${E2FS_LIBRARIES})
endif ()
if (PHOTON_ENABLE_RSOCKET)
list(APPEND shared_deps ${RDMACORE_LIBRARIES})
endif ()
# Find out dynamic libs and append to `shared_deps`.
# Because if not built from source, we won't know the local packages are static or shared.
# This is for the max compatability.
if (NOT APPLE)
set(suffix "\.so$")
else ()
set(suffix "\.dylib$" "\.tbd$")
endif ()
foreach (dep ${static_deps})
foreach (suf ${suffix})
if (dep MATCHES "${suf}")
list(APPEND shared_deps ${dep})
break()
endif ()
endforeach ()
endforeach ()
set(version_scripts)
list(APPEND version_scripts "-Wl,--version-script=${PROJECT_SOURCE_DIR}/tools/libaio.map")
################################################################################
# Link photon shared lib
add_library(photon_shared SHARED $<TARGET_OBJECTS:photon_obj>)
set_target_properties(photon_shared PROPERTIES OUTPUT_NAME photon)
target_include_directories(photon_shared PUBLIC include ${CURL_INCLUDE_DIRS})
if (NOT APPLE)
target_link_libraries(photon_shared
PRIVATE ${version_scripts} -Wl,--whole-archive ${static_deps} -Wl,--no-whole-archive
PUBLIC ${shared_deps}
)
else ()
target_link_libraries(photon_shared
PUBLIC ${shared_deps}
PRIVATE -Wl,-force_load ${static_deps}
)
endif ()
# Link photon static lib
add_library(photon_static STATIC $<TARGET_OBJECTS:photon_obj>)
set_target_properties(photon_static PROPERTIES OUTPUT_NAME photon_sole)
target_include_directories(photon_static PUBLIC include ${CURL_INCLUDE_DIRS})
target_link_libraries(photon_static
PUBLIC ${shared_deps}
PRIVATE ${static_deps}
)
# Merge static libs into libphoton.a for manual distribution.
# Do NOT link to this target directly.
if (NOT APPLE)
add_custom_target(_photon_static_archive ALL
COMMAND rm -rf libphoton.a
COMMAND ar -qcT libphoton.a $<TARGET_FILE:photon_static> $<TARGET_FILE:easy_weak> $<TARGET_FILE:fstack_weak>
COMMAND ar -M < ${PROJECT_SOURCE_DIR}/tools/libphoton.mri
DEPENDS photon_static
WORKING_DIRECTORY ${CMAKE_ARCHIVE_OUTPUT_DIRECTORY}
VERBATIM
)
else ()
add_custom_target(_photon_static_archive ALL
COMMAND rm -rf libphoton.a
COMMAND libtool -static -o libphoton.a $<TARGET_FILE:photon_static> $<TARGET_FILE:easy_weak> $<TARGET_FILE:fstack_weak>
DEPENDS photon_static
WORKING_DIRECTORY ${CMAKE_ARCHIVE_OUTPUT_DIRECTORY}
VERBATIM
)
endif ()
# Build examples and test cases
if (PHOTON_BUILD_TESTING)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/examples-output)
add_subdirectory(examples)
include(CTest)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/output)
include(generate-ctest-packed-script)
add_library(ci-tools STATIC test/ci-tools.cpp)
target_include_directories(ci-tools PRIVATE include)
target_include_directories(photon_shared PUBLIC ${CURL_INCLUDE_DIRS} ${GFLAGS_INCLUDE_DIRS} ${GOOGLETEST_INCLUDE_DIRS})
target_link_libraries(photon_shared PUBLIC ${CURL_LIBRARIES} ${GFLAGS_LIBRARIES} ${GOOGLETEST_LIBRARIES} ci-tools)
add_subdirectory(common/checksum/test)
add_subdirectory(common/test)
add_subdirectory(common/memory-stream/test)
add_subdirectory(common/executor/test)
add_subdirectory(fs/test)
add_subdirectory(io/test)
add_subdirectory(net/test)
add_subdirectory(net/http/test)
add_subdirectory(rpc/test)
add_subdirectory(thread/test)
add_subdirectory(net/security-context/test)
if (PHOTON_ENABLE_ECOSYSTEM)
add_subdirectory(ecosystem/test)
endif ()
if (PHOTON_ENABLE_EXTFS)
add_subdirectory(fs/extfs/test)
endif ()
if (PHOTON_ENABLE_RSOCKET)
add_subdirectory(net/rsocket/test)
endif ()
GenerateStandaloneCTestScript(${CMAKE_SOURCE_DIR} ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/CTestTestfile.cmake)
endif ()
################################################################################
# Install headers and libs
add_custom_target(copy_includes ALL
COMMAND ${CMAKE_COMMAND} -E copy_directory ${PROJECT_SOURCE_DIR}/include ${PROJECT_BINARY_DIR}/include
COMMENT "Copying include files to build directory: ${PROJECT_BINARY_DIR}/include"
)
add_dependencies(copy_includes photon_static)
install(DIRECTORY ${PROJECT_BINARY_DIR}/include/ DESTINATION include)
install(FILES ${CMAKE_ARCHIVE_OUTPUT_DIRECTORY}/libphoton.a DESTINATION lib)
install(PROGRAMS ${CMAKE_ARCHIVE_OUTPUT_DIRECTORY}/libphoton.so DESTINATION lib)