
NaCL was disabled on Mac at the end of 2023 and PPAPI was disabled shortly after. They are no longer supported on macOS. The NaCL loader and PPAPI sandbox profiles are removed, as are all references to both technologies within Mac-specific code. Fixed: 335686683 Change-Id: Ide63bd7d8e683317ddc8bd697b38e4ff2b512831 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5770897 Reviewed-by: Will Harris <wfh@chromium.org> Auto-Submit: Mark Rowe <markrowe@chromium.org> Commit-Queue: Arthur Sonzogni <arthursonzogni@chromium.org> Reviewed-by: Arthur Sonzogni <arthursonzogni@chromium.org> Reviewed-by: Mark Mentovai <mark@chromium.org> Cr-Commit-Position: refs/heads/main@{#1338913}
249 lines
8.3 KiB
Plaintext
249 lines
8.3 KiB
Plaintext
// Copyright 2018 The Chromium Authors
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
#import <Cocoa/Cocoa.h>
|
|
#import <Foundation/Foundation.h>
|
|
#include <fcntl.h>
|
|
|
|
#include "base/apple/foundation_util.h"
|
|
#include "base/apple/scoped_cftyperef.h"
|
|
#include "base/command_line.h"
|
|
#include "base/files/file_util.h"
|
|
#include "base/files/scoped_file.h"
|
|
#include "base/functional/bind.h"
|
|
#include "base/functional/callback.h"
|
|
#include "base/mac/mac_util.h"
|
|
#include "base/memory/read_only_shared_memory_region.h"
|
|
#include "base/memory/ref_counted.h"
|
|
#include "base/memory/shared_memory_mapping.h"
|
|
#include "base/posix/eintr_wrapper.h"
|
|
#include "base/process/kill.h"
|
|
#include "base/strings/strcat.h"
|
|
#include "base/strings/stringprintf.h"
|
|
#include "base/strings/sys_string_conversions.h"
|
|
#include "base/strings/utf_string_conversions.h"
|
|
#include "base/test/multiprocess_test.h"
|
|
#include "base/test/test_timeouts.h"
|
|
#include "content/browser/sandbox_parameters_mac.h"
|
|
#include "sandbox/mac/sandbox_compiler.h"
|
|
#include "sandbox/mac/seatbelt.h"
|
|
#include "sandbox/mac/seatbelt_exec.h"
|
|
#include "sandbox/policy/mac/sandbox_mac.h"
|
|
#include "sandbox/policy/mojom/sandbox.mojom.h"
|
|
#include "sandbox/policy/switches.h"
|
|
#include "testing/gtest/include/gtest/gtest.h"
|
|
#include "testing/multiprocess_func_list.h"
|
|
#include "third_party/boringssl/src/include/openssl/rand.h"
|
|
#import "ui/base/clipboard/clipboard_util_mac.h"
|
|
|
|
namespace content {
|
|
namespace {
|
|
|
|
// crbug.com/740009: This allows the unit test to cleanup temporary directories,
|
|
// and is safe since this is only a unit test.
|
|
constexpr char kTempDirSuffix[] =
|
|
"(allow file* (subpath \"/private/var/folders\"))";
|
|
constexpr char kExtraDataArg[] = "extra-data";
|
|
|
|
class SandboxMacTest : public base::MultiProcessTest {
|
|
protected:
|
|
base::CommandLine MakeCmdLine(const std::string& procname) override {
|
|
base::CommandLine cl = MultiProcessTest::MakeCmdLine(procname);
|
|
cl.AppendArg(
|
|
base::StringPrintf("%s%d", sandbox::switches::kSeatbeltClient, pipe_));
|
|
if (!extra_data_.empty()) {
|
|
cl.AppendSwitchASCII(kExtraDataArg, extra_data_);
|
|
}
|
|
return cl;
|
|
}
|
|
|
|
void ExecuteWithParams(const std::string& procname,
|
|
sandbox::mojom::Sandbox sandbox_type) {
|
|
std::string profile =
|
|
sandbox::policy::GetSandboxProfile(sandbox_type) + kTempDirSuffix;
|
|
sandbox::SandboxCompiler compiler;
|
|
compiler.SetProfile(profile);
|
|
SetupSandboxParameters(sandbox_type,
|
|
*base::CommandLine::ForCurrentProcess(), &compiler);
|
|
sandbox::mac::SandboxPolicy policy;
|
|
std::string error;
|
|
ASSERT_TRUE(compiler.CompilePolicyToProto(policy, error)) << error;
|
|
|
|
sandbox::SeatbeltExecClient client;
|
|
pipe_ = client.GetReadFD();
|
|
ASSERT_GE(pipe_, 0);
|
|
|
|
base::LaunchOptions options;
|
|
options.fds_to_remap.emplace_back(pipe_, pipe_);
|
|
|
|
base::Process process = SpawnChildWithOptions(procname, options);
|
|
ASSERT_TRUE(process.IsValid());
|
|
ASSERT_TRUE(client.SendPolicy(policy));
|
|
|
|
int rv = -1;
|
|
ASSERT_TRUE(base::WaitForMultiprocessTestChildExit(
|
|
process, TestTimeouts::action_timeout(), &rv));
|
|
EXPECT_EQ(0, rv);
|
|
}
|
|
|
|
void ExecuteInAllSandboxTypes(const std::string& multiprocess_main,
|
|
base::RepeatingClosure after_each) {
|
|
constexpr sandbox::mojom::Sandbox kSandboxTypes[] = {
|
|
sandbox::mojom::Sandbox::kAudio,
|
|
sandbox::mojom::Sandbox::kCdm,
|
|
sandbox::mojom::Sandbox::kGpu,
|
|
sandbox::mojom::Sandbox::kPrintBackend,
|
|
sandbox::mojom::Sandbox::kPrintCompositor,
|
|
sandbox::mojom::Sandbox::kRenderer,
|
|
sandbox::mojom::Sandbox::kService,
|
|
sandbox::mojom::Sandbox::kServiceWithJit,
|
|
sandbox::mojom::Sandbox::kUtility,
|
|
};
|
|
|
|
for (const auto type : kSandboxTypes) {
|
|
ExecuteWithParams(multiprocess_main, type);
|
|
if (!after_each.is_null()) {
|
|
after_each.Run();
|
|
}
|
|
}
|
|
}
|
|
|
|
int pipe_{0};
|
|
std::string extra_data_{};
|
|
};
|
|
|
|
void CheckCreateSeatbeltServer() {
|
|
base::CommandLine* cl = base::CommandLine::ForCurrentProcess();
|
|
const base::CommandLine::StringVector& argv = cl->argv();
|
|
std::vector<char*> argv_cstr(argv.size());
|
|
for (size_t i = 0; i < argv.size(); ++i) {
|
|
argv_cstr[i] = const_cast<char*>(argv[i].c_str());
|
|
}
|
|
auto result = sandbox::SeatbeltExecServer::CreateFromArguments(
|
|
argv_cstr[0], argv_cstr.size(), argv_cstr.data());
|
|
|
|
CHECK(result.sandbox_required);
|
|
CHECK(result.server);
|
|
CHECK(result.server->InitializeSandbox());
|
|
}
|
|
|
|
std::string GetExtraDataValue() {
|
|
base::CommandLine* cl = base::CommandLine::ForCurrentProcess();
|
|
return cl->GetSwitchValueASCII(kExtraDataArg);
|
|
}
|
|
|
|
} // namespace
|
|
|
|
MULTIPROCESS_TEST_MAIN(RendererWriteProcess) {
|
|
CheckCreateSeatbeltServer();
|
|
|
|
// Test that the renderer cannot write to the home directory.
|
|
NSString* test_file = [NSHomeDirectory()
|
|
stringByAppendingPathComponent:@"e539dd6f-6b38-4f6a-af2c-809a5ea96e1c"];
|
|
int fd = HANDLE_EINTR(
|
|
open(base::SysNSStringToUTF8(test_file).c_str(), O_CREAT | O_RDWR));
|
|
CHECK(-1 == fd);
|
|
CHECK_EQ(errno, EPERM);
|
|
|
|
return 0;
|
|
}
|
|
|
|
TEST_F(SandboxMacTest, RendererCannotWriteHomeDir) {
|
|
ExecuteWithParams("RendererWriteProcess", sandbox::mojom::Sandbox::kRenderer);
|
|
}
|
|
|
|
MULTIPROCESS_TEST_MAIN(ClipboardAccessProcess) {
|
|
CheckCreateSeatbeltServer();
|
|
|
|
std::string pasteboard_name = GetExtraDataValue();
|
|
CHECK(!pasteboard_name.empty());
|
|
CHECK([NSPasteboard pasteboardWithName:base::SysUTF8ToNSString(
|
|
pasteboard_name)] == nil);
|
|
CHECK(NSPasteboard.generalPasteboard == nil);
|
|
|
|
return 0;
|
|
}
|
|
|
|
TEST_F(SandboxMacTest, ClipboardAccess) {
|
|
scoped_refptr<ui::UniquePasteboard> pb = new ui::UniquePasteboard;
|
|
ASSERT_TRUE(pb->get());
|
|
EXPECT_EQ(pb->get().types.count, 0U);
|
|
|
|
extra_data_ = base::SysNSStringToUTF8(pb->get().name);
|
|
|
|
ExecuteInAllSandboxTypes("ClipboardAccessProcess",
|
|
base::BindRepeating(
|
|
[](scoped_refptr<ui::UniquePasteboard> pb) {
|
|
ASSERT_EQ([[pb->get() types] count], 0U);
|
|
},
|
|
pb));
|
|
}
|
|
|
|
MULTIPROCESS_TEST_MAIN(SSLProcess) {
|
|
CheckCreateSeatbeltServer();
|
|
|
|
// Ensure that RAND_bytes is functional within the sandbox.
|
|
uint8_t byte;
|
|
CHECK(RAND_bytes(&byte, 1) == 1);
|
|
return 0;
|
|
}
|
|
|
|
TEST_F(SandboxMacTest, SSLInitTest) {
|
|
ExecuteInAllSandboxTypes("SSLProcess", base::RepeatingClosure());
|
|
}
|
|
|
|
// This test checks to make sure that `__builtin_available()` (and therefore the
|
|
// Objective-C equivalent `@available()`) work within a sandbox. When revving
|
|
// the macOS releases supported by Chromium, bump this up. This value
|
|
// specifically matches the oldest macOS release supported by Chromium.
|
|
MULTIPROCESS_TEST_MAIN(BuiltinAvailable) {
|
|
CheckCreateSeatbeltServer();
|
|
|
|
if (__builtin_available(macOS 11, *)) {
|
|
// Can't negate a __builtin_available condition. But success!
|
|
} else {
|
|
return 15;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
TEST_F(SandboxMacTest, BuiltinAvailable) {
|
|
ExecuteInAllSandboxTypes("BuiltinAvailable", {});
|
|
}
|
|
|
|
MULTIPROCESS_TEST_MAIN(NetworkProcessPrefs) {
|
|
CheckCreateSeatbeltServer();
|
|
|
|
const std::string kBundleId = base::apple::BaseBundleID();
|
|
const std::string kUserName = base::SysNSStringToUTF8(NSUserName());
|
|
const std::vector<std::string> kPaths = {
|
|
"/Library/Managed Preferences/.GlobalPreferences.plist",
|
|
base::StrCat({"/Library/Managed Preferences/", kBundleId, ".plist"}),
|
|
base::StrCat({"/Library/Managed Preferences/", kUserName,
|
|
"/.GlobalPreferences.plist"}),
|
|
base::StrCat({"/Library/Managed Preferences/", kUserName, "/", kBundleId,
|
|
".plist"}),
|
|
base::StrCat({"/Library/Preferences/", kBundleId, ".plist"}),
|
|
base::StrCat({"/Users/", kUserName,
|
|
"/Library/Preferences/com.apple.security.plist"}),
|
|
base::StrCat(
|
|
{"/Users/", kUserName, "/Library/Preferences/", kBundleId, ".plist"}),
|
|
};
|
|
|
|
for (const auto& path : kPaths) {
|
|
// Use open rather than stat to test file-read-data rules.
|
|
base::ScopedFD fd(open(path.c_str(), O_RDONLY));
|
|
PCHECK(fd.is_valid() || errno == ENOENT) << path;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
TEST_F(SandboxMacTest, NetworkProcessPrefs) {
|
|
ExecuteWithParams("NetworkProcessPrefs", sandbox::mojom::Sandbox::kNetwork);
|
|
}
|
|
|
|
} // namespace content
|