# Copyright 2014 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import("//build/config/features.gni")
import("//build/config/nacl/config.gni")
import("//sandbox/features.gni")
import("//testing/test.gni")
if (is_android) {
import("//build/config/android/rules.gni")
}
declare_args() {
compile_suid_client = is_linux || is_chromeos
compile_credentials = is_linux || is_chromeos
compile_syscall_broker = is_linux || is_chromeos
# On Android, use plain GTest.
use_base_test_suite = is_linux || is_chromeos
}
# We have two principal targets: sandbox and sandbox_linux_unittests
# All other targets are listed as dependencies.
# There is one notable exception: for historical reasons, chrome_sandbox is
# the setuid sandbox and is its own target.
group("sandbox") {
public_deps = [ ":sandbox_services" ]
if (compile_suid_client) {
public_deps += [ ":suid_sandbox_client" ]
}
if (use_seccomp_bpf) {
public_deps += [ ":seccomp_bpf" ]
}
if (is_android) {
public_deps += [ ":seccomp_starter_android" ]
}
}
source_set("sandbox_linux_test_utils") {
testonly = true
sources = [
"tests/sandbox_test_runner.cc",
"tests/sandbox_test_runner.h",
"tests/sandbox_test_runner_function_pointer.cc",
"tests/sandbox_test_runner_function_pointer.h",
"tests/test_utils.cc",
"tests/test_utils.h",
"tests/unit_tests.cc",
"tests/unit_tests.h",
]
deps = [
"//base",
"//testing/gtest",
]
if (use_seccomp_bpf) {
sources += [
"seccomp-bpf/bpf_tester_compatibility_delegate.h",
"seccomp-bpf/bpf_tests.h",
"seccomp-bpf/sandbox_bpf_test_runner.cc",
"seccomp-bpf/sandbox_bpf_test_runner.h",
]
deps += [ ":seccomp_bpf" ]
}
if (use_base_test_suite) {
deps += [ "//base/test:test_support" ]
defines = [ "SANDBOX_USES_BASE_TEST_SUITE" ]
}
}
# Sources for sandbox_linux_unittests.
source_set("sandbox_linux_unittests_sources") {
testonly = true
sources = [
"services/proc_util_unittest.cc",
"services/resource_limits_unittest.cc",
"services/scoped_process_unittest.cc",
"services/syscall_wrappers_unittest.cc",
"services/thread_helpers_unittest.cc",
"services/yama_unittest.cc",
"tests/main.cc",
"tests/scoped_temporary_file.cc",
"tests/scoped_temporary_file.h",
"tests/scoped_temporary_file_unittest.cc",
"tests/test_utils_unittest.cc",
"tests/unit_tests_unittest.cc",
]
deps = [
":sandbox",
":sandbox_linux_test_utils",
"//base",
"//base/test:test_support",
"//build:chromeos_buildflags",
"//testing/gtest",
]
if (use_base_test_suite) {
deps += [ "//base/test:test_support" ]
defines = [ "SANDBOX_USES_BASE_TEST_SUITE" ]
}
if (compile_suid_client) {
sources += [
"suid/client/setuid_sandbox_client_unittest.cc",
"suid/client/setuid_sandbox_host_unittest.cc",
]
}
if (use_seccomp_bpf) {
sources += [
"bpf_dsl/bpf_dsl_unittest.cc",
"bpf_dsl/codegen_unittest.cc",
"bpf_dsl/cons_unittest.cc",
"bpf_dsl/dump_bpf.cc",
"bpf_dsl/dump_bpf.h",
"bpf_dsl/syscall_set_unittest.cc",
"bpf_dsl/test_trap_registry.cc",
"bpf_dsl/test_trap_registry.h",
"bpf_dsl/test_trap_registry_unittest.cc",
"bpf_dsl/verifier.cc",
"bpf_dsl/verifier.h",
"integration_tests/bpf_dsl_seccomp_unittest.cc",
"seccomp-bpf-helpers/baseline_policy_unittest.cc",
"seccomp-bpf-helpers/sigsys_handlers_unittest.cc",
"seccomp-bpf-helpers/syscall_parameters_restrictions_unittests.cc",
"seccomp-bpf/bpf_tests_unittest.cc",
"seccomp-bpf/sandbox_bpf_unittest.cc",
"seccomp-bpf/syscall_unittest.cc",
"seccomp-bpf/trap_unittest.cc",
]
deps += [ ":bpf_dsl_golden" ]
if (is_android) {
sources += [ "seccomp-bpf-helpers/baseline_policy_android_unittest.cc" ]
}
}
if (compile_credentials) {
sources += [
"integration_tests/namespace_unix_domain_socket_unittest.cc",
"services/credentials_unittest.cc",
"services/namespace_utils_unittest.cc",
]
if (use_base_test_suite) {
# Tests that use advanced features not available in stock GTest.
sources += [ "services/namespace_sandbox_unittest.cc" ]
}
# For credentials_unittest.cc
configs += [ "//build/config/linux:libcap" ]
}
if (compile_syscall_broker) {
sources += [
"syscall_broker/broker_file_permission_unittest.cc",
"syscall_broker/broker_process_unittest.cc",
"syscall_broker/broker_simple_message_unittest.cc",
"syscall_broker/remote_syscall_arg_handler_unittest.cc",
]
}
if (use_seccomp_bpf && compile_syscall_broker) {
sources += [ "integration_tests/seccomp_broker_process_unittest.cc" ]
}
}
action("bpf_dsl_golden") {
script = "bpf_dsl/golden/generate.py"
inputs = [
"bpf_dsl/golden/i386/ArgSizePolicy.txt",
"bpf_dsl/golden/i386/BasicPolicy.txt",
"bpf_dsl/golden/i386/ElseIfPolicy.txt",
"bpf_dsl/golden/i386/MaskingPolicy.txt",
"bpf_dsl/golden/i386/MoreBooleanLogicPolicy.txt",
"bpf_dsl/golden/i386/NegativeConstantsPolicy.txt",
"bpf_dsl/golden/i386/SwitchPolicy.txt",
"bpf_dsl/golden/x86-64/ArgSizePolicy.txt",
"bpf_dsl/golden/x86-64/BasicPolicy.txt",
"bpf_dsl/golden/x86-64/BooleanLogicPolicy.txt",
"bpf_dsl/golden/x86-64/ElseIfPolicy.txt",
"bpf_dsl/golden/x86-64/MaskingPolicy.txt",
"bpf_dsl/golden/x86-64/MoreBooleanLogicPolicy.txt",
"bpf_dsl/golden/x86-64/NegativeConstantsPolicy.txt",
"bpf_dsl/golden/x86-64/SwitchPolicy.txt",
]
outputs = [ "$target_gen_dir/bpf_dsl/golden/golden_files.h" ]
args =
rebase_path(outputs, root_build_dir) + rebase_path(inputs, root_build_dir)
}
test("sandbox_linux_unittests") {
deps = [
":sandbox_linux_unittests_sources",
"//sandbox/policy:tests",
]
if (is_android) {
use_raw_android_executable = true
}
}
component("seccomp_bpf") {
sources = [
"bpf_dsl/bpf_dsl.cc",
"bpf_dsl/bpf_dsl.h",
"bpf_dsl/bpf_dsl_forward.h",
"bpf_dsl/bpf_dsl_impl.h",
"bpf_dsl/codegen.cc",
"bpf_dsl/codegen.h",
"bpf_dsl/cons.h",
"bpf_dsl/errorcode.h",
"bpf_dsl/linux_syscall_ranges.h",
"bpf_dsl/policy.cc",
"bpf_dsl/policy.h",
"bpf_dsl/policy_compiler.cc",
"bpf_dsl/policy_compiler.h",
"bpf_dsl/seccomp_macros.h",
"bpf_dsl/syscall_set.cc",
"bpf_dsl/syscall_set.h",
"bpf_dsl/trap_registry.h",
"seccomp-bpf-helpers/baseline_policy.cc",
"seccomp-bpf-helpers/baseline_policy.h",
"seccomp-bpf-helpers/sigsys_handlers.cc",
"seccomp-bpf-helpers/sigsys_handlers.h",
"seccomp-bpf-helpers/syscall_parameters_restrictions.cc",
"seccomp-bpf-helpers/syscall_parameters_restrictions.h",
"seccomp-bpf-helpers/syscall_sets.cc",
"seccomp-bpf-helpers/syscall_sets.h",
"seccomp-bpf/die.cc",
"seccomp-bpf/die.h",
"seccomp-bpf/sandbox_bpf.cc",
"seccomp-bpf/sandbox_bpf.h",
"seccomp-bpf/syscall.cc",
"seccomp-bpf/syscall.h",
"seccomp-bpf/trap.cc",
"seccomp-bpf/trap.h",
]
defines = [ "SANDBOX_IMPLEMENTATION" ]
public_deps = [
":sandbox_services_headers",
"//sandbox:sandbox_export",
]
deps = [
":sandbox_services",
"//base",
"//build:chromeos_buildflags",
"//sandbox:sandbox_buildflags",
]
if (is_android) {
sources += [
"seccomp-bpf-helpers/baseline_policy_android.cc",
"seccomp-bpf-helpers/baseline_policy_android.h",
]
}
}
if (is_android) {
# This target is available even if use_seccomp_bpf is disabled, but it also
# works when it is enabled.
component("seccomp_starter_android") {
sources = [
"seccomp-bpf-helpers/seccomp_starter_android.cc",
"seccomp-bpf-helpers/seccomp_starter_android.h",
]
defines = [ "SANDBOX_IMPLEMENTATION" ]
deps = [
"//base",
"//sandbox:sandbox_buildflags",
]
if (use_seccomp_bpf) {
deps += [ ":seccomp_bpf" ]
}
visibility = [ ":*" ]
}
}
if (is_linux || is_chromeos) {
# The setuid sandbox for Linux.
executable("chrome_sandbox") {
sources = [
"suid/common/sandbox.h",
"suid/common/suid_unsafe_environment_variables.h",
"suid/process_util.h",
"suid/process_util_linux.c",
"suid/sandbox.c",
]
cflags = [
# For ULLONG_MAX
"-std=gnu99",
# These files have a suspicious comparison.
# TODO fix this and re-enable this warning.
"-Wno-sign-compare",
]
}
}
component("sandbox_services") {
sources = [
"services/init_process_reaper.cc",
"services/init_process_reaper.h",
"services/proc_util.cc",
"services/proc_util.h",
"services/resource_limits.cc",
"services/resource_limits.h",
"services/scoped_process.cc",
"services/scoped_process.h",
"services/syscall_wrappers.cc",
"services/syscall_wrappers.h",
"services/thread_helpers.cc",
"services/thread_helpers.h",
"services/yama.cc",
"services/yama.h",
]
defines = [ "SANDBOX_IMPLEMENTATION" ]
public_deps = [ "//sandbox:sandbox_export" ]
deps = [ "//base" ]
if (compile_credentials) {
sources += [
"services/credentials.cc",
"services/credentials.h",
"services/namespace_sandbox.cc",
"services/namespace_sandbox.h",
"services/namespace_utils.cc",
"services/namespace_utils.h",
]
public_deps += [ ":sandbox_services_headers" ]
} else {
deps += [ ":sandbox_services_headers" ]
}
if (compile_syscall_broker) {
sources += [
"syscall_broker/broker_channel.cc",
"syscall_broker/broker_channel.h",
"syscall_broker/broker_client.cc",
"syscall_broker/broker_client.h",
"syscall_broker/broker_command.cc",
"syscall_broker/broker_command.h",
"syscall_broker/broker_file_permission.cc",
"syscall_broker/broker_file_permission.h",
"syscall_broker/broker_host.cc",
"syscall_broker/broker_host.h",
"syscall_broker/broker_permission_list.cc",
"syscall_broker/broker_permission_list.h",
"syscall_broker/broker_process.cc",
"syscall_broker/broker_process.h",
"syscall_broker/broker_sandbox_config.cc",
"syscall_broker/broker_sandbox_config.h",
"syscall_broker/broker_simple_message.cc",
"syscall_broker/broker_simple_message.h",
"syscall_broker/remote_syscall_arg_handler.cc",
"syscall_broker/remote_syscall_arg_handler.h",
"syscall_broker/syscall_dispatcher.cc",
"syscall_broker/syscall_dispatcher.h",
]
}
if (!is_android) {
sources += [
"services/libc_interceptor.cc",
"services/libc_interceptor.h",
]
}
}
source_set("sandbox_services_headers") {
sources = [
"system_headers/arm64_linux_syscalls.h",
"system_headers/arm_linux_syscalls.h",
"system_headers/arm_linux_ucontext.h",
"system_headers/i386_linux_ucontext.h",
"system_headers/landlock.h",
"system_headers/linux_filter.h",
"system_headers/linux_futex.h",
"system_headers/linux_prctl.h",
"system_headers/linux_ptrace.h",
"system_headers/linux_seccomp.h",
"system_headers/linux_signal.h",
"system_headers/linux_stat.h",
"system_headers/linux_syscalls.h",
"system_headers/linux_time.h",
"system_headers/mips64_linux_syscalls.h",
"system_headers/mips_linux_syscalls.h",
"system_headers/x86_32_linux_syscalls.h",
"system_headers/x86_64_linux_syscalls.h",
]
}
if (compile_suid_client) {
component("suid_sandbox_client") {
sources = [
"suid/client/setuid_sandbox_client.cc",
"suid/client/setuid_sandbox_client.h",
"suid/client/setuid_sandbox_host.cc",
"suid/client/setuid_sandbox_host.h",
"suid/common/sandbox.h",
"suid/common/suid_unsafe_environment_variables.h",
]
defines = [ "SANDBOX_IMPLEMENTATION" ]
public_deps = [ "//sandbox:sandbox_export" ]
deps = [
":sandbox_services",
"//base",
]
}
}
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