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CMakeLists.txt
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cmake_minimum_required(VERSION 3.14)
set(CMAKE_CONFIGURATION_TYPES "Release;Debug;ASAN")
project(openvpn)
# This CMake file implements building OpenVPN with CMAKE
#
# Note that this is *NOT* the official way to build openvpn on anything
# other than Windows/mingw despite working on other platforms too. You will need
# to add -DUNSUPPORTED_BUILDS=true to build on non Windows platforms.
#
# This cmake also makes a few assertions like lzo, lz4 being used
# and OpenSSL having version 1.1.1+ and generally does not offer the same
# configurability like autoconf
find_package(PkgConfig REQUIRED)
include(CheckSymbolExists)
include(CheckIncludeFiles)
include(CheckCCompilerFlag)
include(CheckLinkerFlag OPTIONAL)
include(CheckTypeSize)
include(CheckStructHasMember)
include(CTest)
option(UNSUPPORTED_BUILDS "Allow unsupported builds" OFF)
if (NOT WIN32 AND NOT ${UNSUPPORTED_BUILDS})
message(FATAL_ERROR "Note: on Unix platform the official and supported build method is using autoconfig. CMake based build should be only used for Windows and internal testing/development.")
endif()
if (EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/config.h")
message(FATAL_ERROR "The top level source directory has a config.h file. Note that you can't mix in-tree autoconfig builds with out-of-tree cmake builds.")
endif ()
option(MBED "BUILD with mbed" OFF)
set(MBED_INCLUDE_PATH "" CACHE STRING "Path to mbed TLS include directory")
set(MBED_LIBRARY_PATH "" CACHE STRING "Path to mbed library directory")
option(WOLFSSL "BUILD with wolfSSL" OFF)
option(ENABLE_LZ4 "BUILD with lz4" ON)
option(ENABLE_LZO "BUILD with lzo" ON)
option(ENABLE_PKCS11 "BUILD with pkcs11-helper" ON)
option(USE_WERROR "Treat compiler warnings as errors (-Werror)" ON)
set(PLUGIN_DIR /usr/local/lib/openvpn/plugins CACHE FILEPATH "Location of the plugin directory")
# Create machine readable compile commands
option(ENABLE_COMPILE_COMMANDS "Generate compile_commands.json and a symlink for clangd to find it" OFF)
if (ENABLE_COMPILE_COMMANDS)
if (EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/build AND NOT IS_SYMLINK ${CMAKE_CURRENT_SOURCE_DIR}/build)
message(FATAL_ERROR "The top level source directory contains a 'build' file or directory. Please remove or rename it. CMake creates a symlink with that name during build.")
endif()
set(CMAKE_EXPORT_COMPILE_COMMANDS 1)
add_custom_target(
symlink-build-dir ALL
${CMAKE_COMMAND} -E create_symlink ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/build
)
endif ()
# AddressSanitize - use CXX=clang++ CC=clang cmake -DCMAKE_BUILD_TYPE=asan to build with ASAN
set(CMAKE_C_FLAGS_ASAN
"-fsanitize=address,undefined -fno-sanitize-recover=all -fno-optimize-sibling-calls -fsanitize-address-use-after-scope -fno-omit-frame-pointer -g -O1"
CACHE STRING "Flags used by the C compiler during AddressSanitizer builds."
FORCE)
set(CMAKE_CXX_FLAGS_ASAN
"-fsanitize=address,undefined -fno-sanitize-recover=all -fno-optimize-sibling-calls -fsanitize-address-use-after-scope -fno-omit-frame-pointer -g -O1"
CACHE STRING "Flags used by the C++ compiler during AddressSanitizer builds."
FORCE)
if (MSVC)
add_definitions(-D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_DEPRECATE -D_WINSOCK_DEPRECATED_NO_WARNINGS)
if (USE_WERROR)
add_compile_options(/WX)
endif ()
add_compile_options(
/MP
/W2
/sdl
/Qspectre
/guard:cf
/FC
/ZH:SHA_256
"$<$<CONFIG:Release>:/GL>"
"$<$<CONFIG:Release>:/Oi>"
"$<$<CONFIG:Release>:/Gy>"
"$<$<CONFIG:Release>:/Zi>"
)
add_link_options(
/Brepro
"$<$<CONFIG:Release>:/LTCG:incremental>"
"$<$<CONFIG:Release>:/DEBUG:FULL>"
"$<$<CONFIG:Release>:/OPT:REF>"
"$<$<CONFIG:Release>:/OPT:ICF>"
)
if (${CMAKE_GENERATOR_PLATFORM} STREQUAL "x64" OR ${CMAKE_GENERATOR_PLATFORM} STREQUAL "x86")
add_link_options("$<$<CONFIG:Release>:/CETCOMPAT>")
endif()
else ()
add_compile_options(-Wall -Wuninitialized)
check_c_compiler_flag(-Wno-stringop-truncation NoStringOpTruncation)
if (${NoStringOpTruncation})
add_compile_options(-Wno-stringop-truncation)
endif()
# We are not ready for this
#add_compile_options(-Wconversion -Wno-sign-conversion -Wsign-compare)
if (USE_WERROR)
add_compile_options(-Werror)
endif ()
endif ()
find_package(Python3 REQUIRED COMPONENTS Interpreter)
execute_process(
COMMAND ${Python3_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/contrib/cmake/parse-version.m4.py ${CMAKE_CURRENT_SOURCE_DIR}/version.m4
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
)
include(${CMAKE_CURRENT_BINARY_DIR}/version.cmake)
set(OPENVPN_VERSION_MAJOR ${PRODUCT_VERSION_MAJOR})
set(OPENVPN_VERSION_MINOR ${PRODUCT_VERSION_MINOR})
set(OPENVPN_VERSION_PATCH ${PRODUCT_VERSION_PATCH})
set(OPENVPN_VERSION_RESOURCE ${PRODUCT_VERSION_RESOURCE})
set(CMAKE_C_STANDARD 11)
# Set the various defines for config.h.cmake.in
if (${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
set(TARGET_LINUX YES)
set(ENABLE_ASYNC_PUSH YES)
set(ENABLE_LINUXDCO YES)
set(ENABLE_SITNL YES)
set(HAVE_DECL_SO_MARK YES)
set(ENABLE_FEATURE_TUN_PERSIST 1)
set(HAVE_LINUX_TYPES_H 1)
set(ENABLE_DCO YES)
elseif (${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD")
set(TARGET_FREEBSD YES)
set(ENABLE_DCO YES)
link_libraries(-lnv)
elseif (${CMAKE_SYSTEM_NAME} STREQUAL "OpenBSD")
set(TARGET_OPENBSD YES)
elseif (${CMAKE_SYSTEM_NAME} STREQUAL "SunOS")
set(TARGET_SOLARIS YES)
set(HAVE_SYS_SOCKIO_H 1)
link_libraries(-lnsl -lsocket -lresolv)
elseif (WIN32)
set(ENABLE_DCO YES)
elseif (APPLE)
set(TARGET_DARWIN YES)
else()
message(FATAL_ERROR "Unknown system name: \"${CMAKE_SYSTEM_NAME}\"")
endif ()
if (UNIX)
set(PATH_SEPARATOR /)
set(ENABLE_PORT_SHARE YES)
set(HAVE_SA_FAMILY_T YES)
elseif (WIN32)
set(PATH_SEPARATOR \\\\)
set(TARGET_WIN32 YES)
endif ()
check_symbol_exists(chroot unistd.h HAVE_CHROOT)
check_symbol_exists(chdir unistd.h HAVE_CHDIR)
check_symbol_exists(dup unistd.h HAVE_DUP)
check_symbol_exists(dup2 unistd.h HAVE_DUP2)
check_symbol_exists(fork unistd.h HAVE_FORK)
check_symbol_exists(execve unistd.h HAVE_EXECVE)
check_symbol_exists(ftruncate unistd.h HAVE_FTRUNCATE)
check_symbol_exists(nice unistd.h HAVE_NICE)
check_symbol_exists(setgid unistd.h HAVE_SETGID)
check_symbol_exists(setuid unistd.h HAVE_SETUID)
check_symbol_exists(setsid unistd.h HAVE_SETSID)
check_symbol_exists(getpeereid "unistd.h;sys/socket.h" HAVE_GETPEEREID)
check_symbol_exists(epoll_create sys/epoll.h HAVE_EPOLL_CREATE)
check_symbol_exists(gettimeofday sys/time.h HAVE_GETTIMEOFDAY)
check_symbol_exists(basename libgen.h HAVE_BASENAME)
check_symbol_exists(chsize io.h HAVE_CHSIZE)
check_symbol_exists(daemon "unistd.h;stdlib.h" HAVE_DAEMON)
check_symbol_exists(dirname libgen.h HAVE_DIRNAME)
check_symbol_exists(getrlimit sys/resource.h HAVE_GETRLIMIT)
check_symbol_exists(mlockall sys/mman.h HAVE_MLOCKALL)
check_symbol_exists(sendmsg sys/socket.h HAVE_SENDMSG)
check_symbol_exists(recvmsg sys/socket.h HAVE_RECVMSG)
check_symbol_exists(openlog syslog.h HAVE_OPENLOG)
check_symbol_exists(syslog syslog.h HAVE_SYSLOG)
check_symbol_exists(getgrnam grp.h HAVE_GETGRNAM)
check_symbol_exists(getpwnam pwd.h HAVE_GETPWNAM)
check_symbol_exists(getsockname sys/socket.h HAVE_GETSOCKNAME)
check_symbol_exists(getrlimit "sys/time.h;sys/resource.h" HAVE_GETRLIMIT)
# Checking for existence of structs with check_symbol_exists does not work,
# so we use check_struct_hash_member with a member instead
check_struct_has_member("struct cmsghdr" cmsg_len sys/socket.h HAVE_CMSGHDR)
# Some OS (e.g. FreeBSD) need some basic headers to allow
# including network headers
set(NETEXTRA sys/types.h)
check_include_files("${NETEXTRA};netinet/in.h" HAVE_NETINET_IN_H)
if (HAVE_NETINET_IN_H)
list(APPEND NETEXTRA netinet/in.h)
endif ()
check_include_files("${NETEXTRA};netinet/in6.h" HAVE_NETINET_IN_H)
check_include_files(linux/if_tun.h HAVE_LINUX_IF_TUN_H)
check_include_files(linux/sockios.h HAVE_LINUX_SOCKIOS_H)
check_include_files(dlfcn.h HAVE_DLFCN_H)
check_include_files(fcntl.h HAVE_FCNTL_H)
check_include_files(dmalloc.h HAVE_DMALLOC_H)
check_include_files(err.h HAVE_ERR_H)
check_include_files(sys/epoll.h HAVE_SYS_EPOLL_H)
check_include_files(poll.h HAVE_POLL_H)
check_include_files(sys/socket.h HAVE_SYS_SOCKET_H)
check_include_files(sys/time.h HAVE_SYS_TIME_H)
check_include_files(netdb.h HAVE_NETDB_H)
check_include_files(unistd.h HAVE_UNISTD_H)
check_include_files(sys/un.h HAVE_SYS_UN_H)
check_include_files(libgen.h HAVE_LIBGEN_H)
check_include_files(net/if.h HAVE_NET_IF_H)
check_include_files("${NETEXTRA};netinet/ip.h" HAVE_NETINET_IP_H)
check_include_files(arpa/inet.h HAVE_ARPA_INET_H)
check_include_files(sys/ioctl.h HAVE_SYS_IOCTL_H)
check_include_files(sys/inotify.h HAVE_SYS_INOTIFY_H)
check_include_files("${NETEXTRA};sys/uio.h" HAVE_SYS_UIO_H)
check_include_files(syslog.h HAVE_SYSLOG_H)
check_include_files(sys/wait.h HAVE_SYS_WAIT_H)
check_include_files(grp.h HAVE_GRP_H)
check_include_files(pwd.h HAVE_PWD_H)
check_include_files(sys/mman.h HAVE_SYS_MMAN_H)
check_include_files("${NETEXTRA};resolv.h" HAVE_RESOLV_H)
check_include_files("${NETEXTRA};net/if_tun.h" HAVE_NET_IF_TUN_H)
set(CMAKE_EXTRA_INCLUDE_FILES netinet/ip.h)
check_type_size("struct in_pktinfo" IN_PKTINFO)
check_struct_has_member("struct in_pktinfo" ipi_spec_dst netinet/ip.h HAVE_IPI_SPEC_DST)
check_type_size("struct msghdr" MSGHDR)
set(CMAKE_EXTRA_INCLUDE_FILES)
find_program(IFCONFIG_PATH ifconfig)
find_program(IPROUTE_PATH ip)
find_program(ROUTE_PATH route)
if (${ENABLE_LZ4})
pkg_search_module(liblz4 liblz4 REQUIRED IMPORTED_TARGET)
endif ()
if (${ENABLE_LZO})
pkg_search_module(lzo2 lzo2 REQUIRED IMPORTED_TARGET)
endif ()
if (${ENABLE_PKCS11})
pkg_search_module(pkcs11-helper libpkcs11-helper-1 REQUIRED IMPORTED_TARGET)
endif ()
function(check_mbed_configuration)
if (NOT (MBED_INCLUDE_PATH STREQUAL "") )
set(CMAKE_REQUIRED_INCLUDES ${MBED_INCLUDE_PATH})
endif ()
if (NOT (MBED_LIBRARY_PATH STREQUAL ""))
set(CMAKE_REQUIRED_LINK_OPTIONS "-L${MBED_LIBRARY_PATH}")
endif ()
set(CMAKE_REQUIRED_LIBRARIES "mbedtls;mbedx509;mbedcrypto")
check_symbol_exists(mbedtls_ctr_drbg_update_ret mbedtls/ctr_drbg.h HAVE_MBEDTLS_CTR_DRBG_UPDATE_RET)
check_symbol_exists(mbedtls_ssl_conf_export_keys_ext_cb mbedtls/ssl.h HAVE_MBEDTLS_SSL_CONF_EXPORT_KEYS_EXT_CB)
check_include_files(psa/crypto.h HAVE_MBEDTLS_PSA_CRYPTO_H)
endfunction()
if (${MBED})
check_mbed_configuration()
endif()
function(add_library_deps target)
if (${MBED})
if (NOT (MBED_INCLUDE_PATH STREQUAL "") )
target_include_directories(${target} PRIVATE ${MBED_INCLUDE_PATH})
endif ()
if(NOT (MBED_LIBRARY_PATH STREQUAL ""))
target_link_directories(${target} PRIVATE ${MBED_LIBRARY_PATH})
endif ()
target_link_libraries(${target} PRIVATE -lmbedtls -lmbedx509 -lmbedcrypto)
elseif (${WOLFSSL})
pkg_search_module(wolfssl wolfssl REQUIRED)
target_link_libraries(${target} PUBLIC ${wolfssl_LINK_LIBRARIES})
target_include_directories(${target} PRIVATE ${wolfssl_INCLUDE_DIRS}/wolfssl)
else ()
set(ENABLE_X509ALTUSERNAME YES)
find_package(OpenSSL REQUIRED)
target_link_libraries(${target} PUBLIC OpenSSL::SSL OpenSSL::Crypto)
if (WIN32)
target_link_libraries(${target} PUBLIC
ws2_32.lib crypt32.lib fwpuclnt.lib iphlpapi.lib
wininet.lib setupapi.lib rpcrt4.lib wtsapi32.lib ncrypt.lib bcrypt.lib)
endif ()
endif ()
if (MINGW)
target_compile_definitions(${target} PRIVATE
-DWIN32_LEAN_AND_MEAN
-DNTDDI_VERSION=NTDDI_VISTA -D_WIN32_WINNT=_WIN32_WINNT_VISTA
)
endif()
# optional dependencies
target_link_libraries(${target} PUBLIC
$<TARGET_NAME_IF_EXISTS:PkgConfig::liblz4>
$<TARGET_NAME_IF_EXISTS:PkgConfig::lzo2>
$<TARGET_NAME_IF_EXISTS:PkgConfig::pkcs11-helper>
)
if (${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
pkg_search_module(libcapng REQUIRED libcap-ng IMPORTED_TARGET)
pkg_search_module(libnl REQUIRED libnl-genl-3.0 IMPORTED_TARGET)
target_link_libraries(${target} PUBLIC PkgConfig::libcapng PkgConfig::libnl)
endif ()
endfunction()
if (${MBED})
set(ENABLE_CRYPTO_MBEDTLS YES)
elseif (${WOLFSSL})
set(ENABLE_CRYPTO_OPENSSL YES)
set(ENABLE_CRYPTO_WOLFSSL YES)
set(ENABLE_X509ALTUSERNAME YES)
else ()
set(ENABLE_CRYPTO_OPENSSL YES)
set(ENABLE_X509ALTUSERNAME YES)
endif ()
include_directories(${CMAKE_CURRENT_SOURCE_DIR} src/compat include)
add_custom_command(
OUTPUT always_rebuild config-version.h
COMMAND ${Python3_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/contrib/cmake/git-version.py
)
set(HAVE_CONFIG_VERSION_H YES)
configure_file(config.h.cmake.in config.h)
configure_file(include/openvpn-plugin.h.in openvpn-plugin.h)
# TODO we should remove the need for this, and always include config.h
add_definitions(-DHAVE_CONFIG_H)
include_directories(${CMAKE_CURRENT_BINARY_DIR})
add_subdirectory(doc)
add_subdirectory(src/openvpnmsica)
add_subdirectory(src/openvpnserv)
add_subdirectory(src/tapctl)
set(SOURCE_FILES
${CMAKE_CURRENT_BINARY_DIR}/config.h
${CMAKE_CURRENT_BINARY_DIR}/config-version.h
${CMAKE_CURRENT_BINARY_DIR}/openvpn-plugin.h
src/compat/compat-basename.c
src/compat/compat-daemon.c
src/compat/compat-dirname.c
src/compat/compat-gettimeofday.c
src/compat/compat-strsep.c
src/openvpn/argv.c
src/openvpn/argv.h
src/openvpn/base64.c
src/openvpn/base64.h
src/openvpn/basic.h
src/openvpn/buffer.c
src/openvpn/buffer.h
src/openvpn/circ_list.h
src/openvpn/clinat.c
src/openvpn/clinat.h
src/openvpn/common.h
src/openvpn/comp-lz4.c
src/openvpn/comp-lz4.h
src/openvpn/comp.c
src/openvpn/comp.h
src/openvpn/compstub.c
src/openvpn/console.c
src/openvpn/console_builtin.c
src/openvpn/console.h
src/openvpn/crypto.c
src/openvpn/crypto.h
src/openvpn/crypto_backend.h
src/openvpn/crypto_epoch.c
src/openvpn/crypto_epoch.h
src/openvpn/crypto_openssl.c
src/openvpn/crypto_openssl.h
src/openvpn/crypto_mbedtls.c
src/openvpn/crypto_mbedtls.h
src/openvpn/cryptoapi.c
src/openvpn/cryptoapi.h
src/openvpn/dco.c
src/openvpn/dco.h
src/openvpn/dco_win.c
src/openvpn/dco_win.h
src/openvpn/dco_linux.c
src/openvpn/dco_linux.h
src/openvpn/dco_freebsd.c
src/openvpn/dco_freebsd.h
src/openvpn/dhcp.c
src/openvpn/dhcp.h
src/openvpn/dns.c
src/openvpn/dns.h
src/openvpn/errlevel.h
src/openvpn/env_set.c
src/openvpn/env_set.h
src/openvpn/error.c
src/openvpn/error.h
src/openvpn/event.c
src/openvpn/event.h
src/openvpn/fdmisc.c
src/openvpn/fdmisc.h
src/openvpn/forward.c
src/openvpn/forward.h
src/openvpn/fragment.c
src/openvpn/fragment.h
src/openvpn/gremlin.c
src/openvpn/gremlin.h
src/openvpn/helper.c
src/openvpn/helper.h
src/openvpn/httpdigest.c
src/openvpn/httpdigest.h
src/openvpn/init.c
src/openvpn/init.h
src/openvpn/integer.h
src/openvpn/interval.c
src/openvpn/interval.h
src/openvpn/list.c
src/openvpn/list.h
src/openvpn/lladdr.c
src/openvpn/lladdr.h
src/openvpn/lzo.c
src/openvpn/lzo.h
src/openvpn/manage.c
src/openvpn/manage.h
src/openvpn/mbuf.c
src/openvpn/mbuf.h
src/openvpn/memdbg.h
src/openvpn/misc.c
src/openvpn/misc.h
src/openvpn/mroute.c
src/openvpn/mroute.h
src/openvpn/mss.c
src/openvpn/mss.h
src/openvpn/mstats.c
src/openvpn/mstats.h
src/openvpn/mtcp.c
src/openvpn/mtcp.h
src/openvpn/mtu.c
src/openvpn/mtu.h
src/openvpn/mudp.c
src/openvpn/mudp.h
src/openvpn/multi.c
src/openvpn/multi.h
src/openvpn/multi_io.h
src/openvpn/multi_io.c
src/openvpn/ntlm.c
src/openvpn/ntlm.h
src/openvpn/occ.c
src/openvpn/occ.h
src/openvpn/openvpn.c
src/openvpn/openvpn.h
src/openvpn/openvpn_win32_resources.rc
src/openvpn/options.c
src/openvpn/options.h
src/openvpn/options_util.c
src/openvpn/options_util.h
src/openvpn/otime.c
src/openvpn/otime.h
src/openvpn/ovpn_dco_win.h
src/openvpn/packet_id.c
src/openvpn/packet_id.h
src/openvpn/perf.c
src/openvpn/perf.h
src/openvpn/ping.c
src/openvpn/ping.h
src/openvpn/pkcs11.c
src/openvpn/pkcs11.h
src/openvpn/pkcs11_backend.h
src/openvpn/pkcs11_openssl.c
src/openvpn/pkcs11_mbedtls.c
src/openvpn/platform.c
src/openvpn/platform.h
src/openvpn/plugin.c
src/openvpn/plugin.h
src/openvpn/pool.c
src/openvpn/pool.h
src/openvpn/proto.c
src/openvpn/proto.h
src/openvpn/proxy.c
src/openvpn/proxy.h
src/openvpn/ps.c
src/openvpn/ps.h
src/openvpn/push.c
src/openvpn/push.h
src/openvpn/pushlist.h
src/openvpn/reflect_filter.c
src/openvpn/reflect_filter.h
src/openvpn/reliable.c
src/openvpn/reliable.h
src/openvpn/route.c
src/openvpn/route.h
src/openvpn/run_command.c
src/openvpn/run_command.h
src/openvpn/schedule.c
src/openvpn/schedule.h
src/openvpn/session_id.c
src/openvpn/session_id.h
src/openvpn/shaper.c
src/openvpn/shaper.h
src/openvpn/sig.c
src/openvpn/sig.h
src/openvpn/socket.c
src/openvpn/socket.h
src/openvpn/socks.c
src/openvpn/socks.h
src/openvpn/ssl.c
src/openvpn/ssl.h
src/openvpn/ssl_backend.h
src/openvpn/ssl_common.h
src/openvpn/ssl_openssl.c
src/openvpn/ssl_openssl.h
src/openvpn/ssl_mbedtls.c
src/openvpn/ssl_mbedtls.h
src/openvpn/ssl_verify.c
src/openvpn/ssl_verify.h
src/openvpn/ssl_verify_backend.h
src/openvpn/ssl_verify_openssl.c
src/openvpn/ssl_verify_openssl.h
src/openvpn/ssl_verify_mbedtls.c
src/openvpn/ssl_verify_mbedtls.h
src/openvpn/status.c
src/openvpn/status.h
src/openvpn/syshead.h
src/openvpn/tls_crypt.c
src/openvpn/tun.c
src/openvpn/tun.h
src/openvpn/tun_afunix.c
src/openvpn/tun_afunix.h
src/openvpn/networking_sitnl.c
src/openvpn/networking_freebsd.c
src/openvpn/auth_token.c
src/openvpn/auth_token.h
src/openvpn/ssl_ncp.c
src/openvpn/ssl_ncp.h
src/openvpn/ssl_pkt.c
src/openvpn/ssl_pkt.h
src/openvpn/ssl_util.c
src/openvpn/ssl_util.h
src/openvpn/vlan.c
src/openvpn/vlan.h
src/openvpn/wfp_block.c
src/openvpn/wfp_block.h
src/openvpn/win32.c
src/openvpn/win32-util.c
src/openvpn/win32.h
src/openvpn/win32-util.h
src/openvpn/xkey_helper.c
src/openvpn/xkey_provider.c
)
add_executable(openvpn ${SOURCE_FILES})
add_library_deps(openvpn)
if(MINGW)
target_compile_options(openvpn PRIVATE -municode -UUNICODE)
target_link_options(openvpn PRIVATE -municode)
endif()
if (MSVC)
# we have our own manifest
target_link_options(openvpn PRIVATE /MANIFEST:NO)
endif()
if (${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
target_link_libraries(openvpn PUBLIC -ldl)
endif ()
if (NOT WIN32)
target_compile_options(openvpn PRIVATE -DPLUGIN_LIBDIR=\"${PLUGIN_DIR}\")
find_library(resolv resolv)
# some platform like BSDs already include resolver functionality in the libc and not have an extra resolv library
if (${resolv} OR APPLE)
target_link_libraries(openvpn PUBLIC -lresolv)
endif ()
endif ()
if (BUILD_TESTING)
find_package(cmocka CONFIG)
if (TARGET cmocka::cmocka)
set(CMOCKA_LIBRARIES cmocka::cmocka)
else ()
pkg_search_module(cmocka cmocka REQUIRED IMPORTED_TARGET)
set(CMOCKA_LIBRARIES PkgConfig::cmocka)
endif ()
set(unit_tests
"test_auth_token"
"test_buffer"
"test_crypto"
"test_misc"
"test_ncp"
"test_packet_id"
"test_pkt"
"test_provider"
"test_ssl"
"test_user_pass"
)
if (WIN32)
list(APPEND unit_tests
"test_cryptoapi"
)
endif ()
# MSVC and Apple's LLVM ld do not support --wrap
# This test requires cmake >= 3.18, so check if check_linker_flag is
# available
if (COMMAND check_linker_flag)
check_linker_flag(C -Wl,--wrap=parse_line LD_SUPPORTS_WRAP)
endif()
# Clang-cl (which is also MSVC) is wrongly detected to support wrap
if (NOT MSVC AND "${LD_SUPPORTS_WRAP}")
list(APPEND unit_tests
"test_argv"
"test_tls_crypt"
)
endif ()
# These tests work on only on Linux since they depend on special Linux features
if (${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
list(APPEND unit_tests
"test_networking"
)
endif ()
if (NOT WIN32 AND ${ENABLE_PKCS11})
set(_HAVE_SOFTHSM2 YES)
find_program(P11TOOL p11tool)
find_program(SOFTHSM2_UTIL softhsm2-util)
find_library(SOFTHSM2_MODULE softhsm2 PATH_SUFFIXES softhsm)
if (P11TOOL STREQUAL "P11TOOL-NOTFOUND")
message(STATUS "p11tool not found, pkcs11 UT disabled")
set(_HAVE_SOFTHSM2 NO)
elseif (SOFTHSM2_UTIL STREQUAL "SOFTHSM2_UTIL-NOTFOUND")
message(STATUS "softhsm2-util not found, pkcs11 UT disabled")
set(_HAVE_SOFTHSM2 NO)
elseif (SOFTHSM2_MODULE STREQUAL "SOFTHSM2_MODULE-NOTFOUND")
message(STATUS "softhsm2 module not found, pkcs11 UT disabled")
set(_HAVE_SOFTHSM2 NO)
endif ()
if (_HAVE_SOFTHSM2)
message(VERBOSE "pkcs11 UT enabled")
list(APPEND unit_tests
"test_pkcs11"
)
endif ()
endif ()
foreach (test_name ${unit_tests})
# test_networking needs special environment
if (NOT ${test_name} STREQUAL "test_networking")
add_test(${test_name} ${test_name})
# for compat with autotools make check
set(_UT_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/tests/unit_tests/openvpn)
set_tests_properties(${test_name} PROPERTIES
ENVIRONMENT "srcdir=${_UT_SOURCE_DIR}")
endif ()
add_executable(${test_name}
tests/unit_tests/openvpn/${test_name}.c
tests/unit_tests/openvpn/mock_msg.c
tests/unit_tests/openvpn/mock_msg.h
src/openvpn/platform.c
src/openvpn/win32-util.c
src/compat/compat-gettimeofday.c
)
add_library_deps(${test_name})
target_link_libraries(${test_name} PUBLIC ${CMOCKA_LIBRARIES})
target_include_directories(${test_name} PRIVATE src/openvpn)
# for compat with IDEs like Clion that ignore the tests properties
# for the environment variable srcdir when running tests as fallback
target_compile_definitions(${test_name} PRIVATE "-DUNIT_TEST_SOURCEDIR=\"${CMAKE_SOURCE_DIR}/tests/unit_tests/openvpn\"")
if (NOT ${test_name} STREQUAL "test_buffer")
target_sources(${test_name} PRIVATE
src/openvpn/buffer.c
)
endif ()
endforeach()
target_sources(test_auth_token PRIVATE
src/openvpn/base64.c
src/openvpn/crypto_mbedtls.c
src/openvpn/crypto_openssl.c
src/openvpn/crypto.c
src/openvpn/otime.c
src/openvpn/packet_id.c
)
target_sources(test_buffer PRIVATE
tests/unit_tests/openvpn/mock_get_random.c
)
target_sources(test_crypto PRIVATE
src/openvpn/crypto_mbedtls.c
src/openvpn/crypto_openssl.c
src/openvpn/crypto_epoch.c
src/openvpn/crypto.c
src/openvpn/otime.c
src/openvpn/packet_id.c
src/openvpn/mtu.c
src/openvpn/mss.c
)
target_sources(test_ssl PRIVATE
tests/unit_tests/openvpn/mock_management.c
tests/unit_tests/openvpn/mock_ssl_dependencies.c
tests/unit_tests/openvpn/mock_win32_execve.c
src/openvpn/argv.c
src/openvpn/base64.c
src/openvpn/crypto.c
src/openvpn/crypto_mbedtls.c
src/openvpn/crypto_openssl.c
src/openvpn/cryptoapi.c
src/openvpn/env_set.c
src/openvpn/mss.c
src/openvpn/mtu.c
src/openvpn/options_util.c
src/openvpn/otime.c
src/openvpn/packet_id.c
src/openvpn/run_command.c
src/openvpn/ssl_mbedtls.c
src/openvpn/ssl_openssl.c
src/openvpn/ssl_util.c
src/openvpn/ssl_verify_mbedtls.c
src/openvpn/ssl_verify_openssl.c
src/openvpn/xkey_helper.c
src/openvpn/xkey_provider.c
)
target_sources(test_misc PRIVATE
tests/unit_tests/openvpn/mock_get_random.c
src/openvpn/options_util.c
src/openvpn/ssl_util.c
src/openvpn/list.c
)
target_sources(test_ncp PRIVATE
src/openvpn/crypto_mbedtls.c
src/openvpn/crypto_openssl.c
src/openvpn/crypto.c
src/openvpn/otime.c
src/openvpn/packet_id.c
src/openvpn/ssl_util.c
src/compat/compat-strsep.c
)
target_sources(test_packet_id PRIVATE
tests/unit_tests/openvpn/mock_get_random.c
src/openvpn/otime.c
src/openvpn/packet_id.c
src/openvpn/reliable.c
src/openvpn/session_id.c
)
target_sources(test_pkt PRIVATE
tests/unit_tests/openvpn/mock_win32_execve.c
src/openvpn/argv.c
src/openvpn/base64.c
src/openvpn/crypto_mbedtls.c
src/openvpn/crypto_openssl.c
src/openvpn/crypto.c
src/openvpn/env_set.c
src/openvpn/otime.c
src/openvpn/packet_id.c
src/openvpn/reliable.c
src/openvpn/run_command.c
src/openvpn/session_id.c
src/openvpn/ssl_pkt.c
src/openvpn/tls_crypt.c
)
target_sources(test_provider PRIVATE
tests/unit_tests/openvpn/mock_get_random.c
src/openvpn/xkey_provider.c
src/openvpn/xkey_helper.c
src/openvpn/base64.c
)
target_sources(test_user_pass PRIVATE
tests/unit_tests/openvpn/mock_get_random.c
tests/unit_tests/openvpn/mock_win32_execve.c
src/openvpn/base64.c
src/openvpn/console.c
src/openvpn/env_set.c
src/openvpn/run_command.c
)
if (TARGET test_argv)
target_link_options(test_argv PRIVATE -Wl,--wrap=parse_line)
target_sources(test_argv PRIVATE
tests/unit_tests/openvpn/mock_get_random.c
src/openvpn/argv.c
)
endif ()
if (TARGET test_cryptoapi)
target_sources(test_cryptoapi PRIVATE
tests/unit_tests/openvpn/mock_get_random.c
tests/unit_tests/openvpn/cert_data.h
tests/unit_tests/openvpn/pkey_test_utils.c
src/openvpn/xkey_provider.c
src/openvpn/xkey_helper.c
src/openvpn/base64.c
)
endif ()
if (TARGET test_networking)
target_link_options(test_networking PRIVATE -Wl,--wrap=parse_line)
target_compile_options(test_networking PRIVATE -UNDEBUG)
target_sources(test_networking PRIVATE
src/openvpn/networking_sitnl.c
src/openvpn/crypto_mbedtls.c
src/openvpn/crypto_openssl.c
src/openvpn/crypto.c
src/openvpn/otime.c
src/openvpn/packet_id.c
)
endif ()
if (TARGET test_tls_crypt)
target_link_options(test_tls_crypt PRIVATE -Wl,--wrap=parse_line)
target_link_options(test_tls_crypt PRIVATE
-Wl,--wrap=buffer_read_from_file
-Wl,--wrap=buffer_write_file
-Wl,--wrap=rand_bytes)
target_sources(test_tls_crypt PRIVATE
tests/unit_tests/openvpn/mock_win32_execve.c
src/openvpn/argv.c
src/openvpn/base64.c
src/openvpn/crypto_mbedtls.c
src/openvpn/crypto_openssl.c
src/openvpn/crypto.c
src/openvpn/env_set.c
src/openvpn/otime.c
src/openvpn/packet_id.c
src/openvpn/run_command.c
)
endif ()
if (TARGET test_pkcs11)
target_compile_options(test_pkcs11 PRIVATE
-DP11TOOL_PATH=\"${P11TOOL}\"
-DSOFTHSM2_MODULE_PATH=\"${SOFTHSM2_MODULE}\"
-DSOFTHSM2_UTIL_PATH=\"${SOFTHSM2_UTIL}\"
)
target_sources(test_pkcs11 PRIVATE
tests/unit_tests/openvpn/mock_get_random.c
tests/unit_tests/openvpn/pkey_test_utils.c
src/openvpn/argv.c
src/openvpn/base64.c
src/openvpn/env_set.c
src/openvpn/otime.c
src/openvpn/pkcs11.c
src/openvpn/pkcs11_openssl.c
src/openvpn/run_command.c
src/openvpn/xkey_helper.c
src/openvpn/xkey_provider.c
)
endif ()
endif (BUILD_TESTING)