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nodejs/node.gypi
Shao,Ting 2d4dd10829
build: add '-z relro -z now' linker flags
These flags could make some sections and the GOT entries of node
process read only to avoid being modified after dynamic linking is
done, thus the security could be enhanced.

Fixes: https://github.com/nodejs/node/issues/20122
PR-URL: https://github.com/nodejs/node/pull/20513
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Tiancheng "Timothy" Gu <timothygu99@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
2018-05-14 19:10:50 +02:00

354 lines
10 KiB
Python

{
# 'force_load' means to include the static libs into the shared lib or
# executable. Therefore, it is enabled when building:
# 1. The executable and it uses static lib (cctest and node)
# 2. The shared lib
# Linker optimizes out functions that are not used. When force_load=true,
# --whole-archive,force_load and /WHOLEARCHIVE are used to include
# all obj files in static libs into the executable or shared lib.
'variables': {
'variables': {
'variables': {
'force_load%': 'true',
'current_type%': '<(_type)',
},
'force_load%': '<(force_load)',
'conditions': [
['current_type=="static_library"', {
'force_load': 'false',
}],
[ 'current_type=="executable" and node_target_type=="shared_library"', {
'force_load': 'false',
}]
],
},
'force_load%': '<(force_load)',
},
'conditions': [
[ 'node_shared=="false"', {
'msvs_settings': {
'VCManifestTool': {
'EmbedManifest': 'true',
'AdditionalManifestFiles': 'src/res/node.exe.extra.manifest'
}
},
}, {
'defines': [
'NODE_SHARED_MODE',
],
}],
[ 'OS=="win"', {
'defines!': [
'NODE_PLATFORM="win"',
],
'defines': [
'FD_SETSIZE=1024',
# we need to use node's preferred "win32" rather than gyp's preferred "win"
'NODE_PLATFORM="win32"',
# Stop <windows.h> from defining macros that conflict with
# std::min() and std::max(). We don't use <windows.h> (much)
# but we still inherit it from uv.h.
'NOMINMAX',
'_UNICODE=1',
],
}, { # POSIX
'defines': [ '__POSIX__' ],
}],
[ 'node_enable_d8=="true"', {
'dependencies': [ 'deps/v8/gypfiles/d8.gyp:d8' ],
}],
[ 'node_use_bundled_v8=="true"', {
'conditions': [
[ 'build_v8_with_gn=="true"', {
'dependencies': ['deps/v8/gypfiles/v8-monolithic.gyp:v8_monolith'],
}, {
'dependencies': [
'deps/v8/gypfiles/v8.gyp:v8',
'deps/v8/gypfiles/v8.gyp:v8_libplatform',
],
}],
],
}],
[ 'node_use_v8_platform=="true"', {
'defines': [
'NODE_USE_V8_PLATFORM=1',
],
}, {
'defines': [
'NODE_USE_V8_PLATFORM=0',
],
}],
[ 'node_tag!=""', {
'defines': [ 'NODE_TAG="<(node_tag)"' ],
}],
[ 'node_v8_options!=""', {
'defines': [ 'NODE_V8_OPTIONS="<(node_v8_options)"'],
}],
[ 'node_release_urlbase!=""', {
'defines': [
'NODE_RELEASE_URLBASE="<(node_release_urlbase)"',
]
}],
[
'debug_http2==1', {
'defines': [ 'NODE_DEBUG_HTTP2=1' ]
}],
[ 'v8_enable_i18n_support==1', {
'defines': [ 'NODE_HAVE_I18N_SUPPORT=1' ],
'dependencies': [
'<(icu_gyp_path):icui18n',
'<(icu_gyp_path):icuuc',
],
'conditions': [
[ 'icu_small=="true"', {
'defines': [ 'NODE_HAVE_SMALL_ICU=1' ],
}]],
}],
[ 'node_use_bundled_v8=="true" and \
node_enable_v8_vtunejit=="true" and (target_arch=="x64" or \
target_arch=="ia32" or target_arch=="x32")', {
'defines': [ 'NODE_ENABLE_VTUNE_PROFILING' ],
'dependencies': [
'deps/v8/gypfiles/v8vtune.gyp:v8_vtune'
],
}],
[ 'node_no_browser_globals=="true"', {
'defines': [ 'NODE_NO_BROWSER_GLOBALS' ],
} ],
[ 'node_use_bundled_v8=="true" and v8_postmortem_support=="true"', {
'conditions': [
# -force_load is not applicable for the static library
[ 'force_load=="true"', {
'xcode_settings': {
'OTHER_LDFLAGS': [
'-Wl,-force_load,<(v8_base)',
],
},
}],
# when building with GN, the v8_monolith target already includes postmortem metadata
[ 'build_v8_with_gn=="false"', {
'dependencies': [ 'deps/v8/gypfiles/v8.gyp:postmortem-metadata' ],
}],
],
}],
[ 'node_shared_zlib=="false"', {
'dependencies': [ 'deps/zlib/zlib.gyp:zlib' ],
'conditions': [
[ 'force_load=="true"', {
'xcode_settings': {
'OTHER_LDFLAGS': [
'-Wl,-force_load,<(PRODUCT_DIR)/<(STATIC_LIB_PREFIX)'
'zlib<(STATIC_LIB_SUFFIX)',
],
},
'msvs_settings': {
'VCLinkerTool': {
'AdditionalOptions': [
'/WHOLEARCHIVE:<(PRODUCT_DIR)\\lib\\zlib<(STATIC_LIB_SUFFIX)',
],
},
},
'conditions': [
['OS!="aix" and node_shared=="false"', {
'ldflags': [
'-Wl,--whole-archive,<(obj_dir)/deps/zlib/<(STATIC_LIB_PREFIX)'
'zlib<(STATIC_LIB_SUFFIX)',
'-Wl,--no-whole-archive',
],
}],
],
}],
],
}],
[ 'node_shared_http_parser=="false"', {
'dependencies': [ 'deps/http_parser/http_parser.gyp:http_parser' ],
}],
[ 'node_shared_cares=="false"', {
'dependencies': [ 'deps/cares/cares.gyp:cares' ],
}],
[ 'node_shared_libuv=="false"', {
'dependencies': [ 'deps/uv/uv.gyp:libuv' ],
'conditions': [
[ 'force_load=="true"', {
'xcode_settings': {
'OTHER_LDFLAGS': [
'-Wl,-force_load,<(PRODUCT_DIR)/<(STATIC_LIB_PREFIX)'
'uv<(STATIC_LIB_SUFFIX)',
],
},
'msvs_settings': {
'VCLinkerTool': {
'AdditionalOptions': [
'/WHOLEARCHIVE:<(PRODUCT_DIR)\\lib\\libuv<(STATIC_LIB_SUFFIX)',
],
},
},
'conditions': [
['OS!="aix" and node_shared=="false"', {
'ldflags': [
'-Wl,--whole-archive,<(obj_dir)/deps/uv/<(STATIC_LIB_PREFIX)'
'uv<(STATIC_LIB_SUFFIX)',
'-Wl,--no-whole-archive',
],
}],
],
}],
],
}],
[ 'node_shared_nghttp2=="false"', {
'dependencies': [ 'deps/nghttp2/nghttp2.gyp:nghttp2' ],
}],
[ 'OS=="mac"', {
# linking Corefoundation is needed since certain OSX debugging tools
# like Instruments require it for some features
'libraries': [ '-framework CoreFoundation' ],
'defines!': [
'NODE_PLATFORM="mac"',
],
'defines': [
# we need to use node's preferred "darwin" rather than gyp's preferred "mac"
'NODE_PLATFORM="darwin"',
],
}],
[ 'OS=="freebsd"', {
'libraries': [
'-lutil',
'-lkvm',
],
}],
[ 'OS=="aix"', {
'defines': [
'_LINUX_SOURCE_COMPAT',
],
'conditions': [
[ 'force_load=="true"', {
'actions': [
{
'action_name': 'expfile',
'inputs': [
'<(obj_dir)'
],
'outputs': [
'<(PRODUCT_DIR)/node.exp'
],
'action': [
'sh', 'tools/create_expfile.sh',
'<@(_inputs)', '<@(_outputs)'
],
}
],
'ldflags': ['-Wl,-bE:<(PRODUCT_DIR)/node.exp', '-Wl,-brtl'],
}],
],
}],
[ 'OS=="solaris"', {
'libraries': [
'-lkstat',
'-lumem',
],
'defines!': [
'NODE_PLATFORM="solaris"',
],
'defines': [
# we need to use node's preferred "sunos"
# rather than gyp's preferred "solaris"
'NODE_PLATFORM="sunos"',
],
}],
[ '(OS=="freebsd" or OS=="linux") and node_shared=="false"'
' and force_load=="true"', {
'ldflags': [ '-Wl,-z,noexecstack',
'-Wl,--whole-archive <(v8_base)',
'-Wl,--no-whole-archive' ]
}],
[ 'OS in "mac freebsd linux" and node_shared=="false"'
' and coverage=="true"', {
'ldflags': [ '--coverage',
'-g',
'-O0' ],
'cflags': [ '--coverage',
'-g',
'-O0' ],
'cflags!': [ '-O3' ],
'xcode_settings': {
'OTHER_LDFLAGS': [
'--coverage',
],
'OTHER_CFLAGS+': [
'--coverage',
'-g',
'-O0'
],
}
}],
[ 'OS=="sunos"', {
'ldflags': [ '-Wl,-M,/usr/lib/ld/map.noexstk' ],
}],
[ 'OS in "freebsd linux"', {
'ldflags': [ '-Wl,-z,relro',
'-Wl,-z,now' ]
}],
[ 'node_use_openssl=="true"', {
'defines': [ 'HAVE_OPENSSL=1' ],
'conditions': [
['openssl_fips != ""', {
'defines': [ 'NODE_FIPS_MODE' ],
}],
[ 'node_shared_openssl=="false"', {
'dependencies': [
'./deps/openssl/openssl.gyp:openssl',
# For tests
'./deps/openssl/openssl.gyp:openssl-cli',
],
'conditions': [
# -force_load or --whole-archive are not applicable for
# the static library
[ 'force_load=="true"', {
'xcode_settings': {
'OTHER_LDFLAGS': [
'-Wl,-force_load,<(PRODUCT_DIR)/<(openssl_product)',
],
},
'msvs_settings': {
'VCLinkerTool': {
'AdditionalOptions': [
'/WHOLEARCHIVE:<(PRODUCT_DIR)\\lib\\<(openssl_product)',
],
},
},
'conditions': [
['OS in "linux freebsd" and node_shared=="false"', {
'ldflags': [
'-Wl,--whole-archive,'
'<(obj_dir)/deps/openssl/<(openssl_product)',
'-Wl,--no-whole-archive',
],
}],
# openssl.def is based on zlib.def, zlib symbols
# are always exported.
['use_openssl_def==1', {
'sources': ['<(SHARED_INTERMEDIATE_DIR)/openssl.def'],
}],
['OS=="win" and use_openssl_def==0', {
'sources': ['deps/zlib/win32/zlib.def'],
}],
],
}],
],
}]]
}, {
'defines': [ 'HAVE_OPENSSL=0' ]
}],
],
}