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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "sandbox/policy/sandbox_type.h"
#include "base/command_line.h"
#include "build/build_config.h"
#include "ppapi/buildflags/buildflags.h"
#include "sandbox/policy/mojom/sandbox.mojom.h"
#include "sandbox/policy/switches.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace sandbox {
namespace policy {
using sandbox::mojom::Sandbox;
TEST(SandboxTypeTest, Empty) {
base::CommandLine command_line(base::CommandLine::NO_PROGRAM);
EXPECT_EQ(Sandbox::kNoSandbox, SandboxTypeFromCommandLine(command_line));
command_line.AppendSwitchASCII(switches::kServiceSandboxType, "network");
EXPECT_EQ(Sandbox::kNoSandbox, SandboxTypeFromCommandLine(command_line));
EXPECT_FALSE(command_line.HasSwitch(switches::kNoSandbox));
SetCommandLineFlagsForSandboxType(&command_line, Sandbox::kNoSandbox);
EXPECT_EQ(Sandbox::kNoSandbox, SandboxTypeFromCommandLine(command_line));
EXPECT_TRUE(command_line.HasSwitch(switches::kNoSandbox));
}
TEST(SandboxTypeTest, Renderer) {
base::CommandLine command_line(base::CommandLine::NO_PROGRAM);
command_line.AppendSwitchASCII(switches::kProcessType,
switches::kRendererProcess);
EXPECT_EQ(Sandbox::kRenderer, SandboxTypeFromCommandLine(command_line));
command_line.AppendSwitchASCII(switches::kServiceSandboxType, "network");
EXPECT_EQ(Sandbox::kRenderer, SandboxTypeFromCommandLine(command_line));
EXPECT_FALSE(command_line.HasSwitch(switches::kNoSandbox));
SetCommandLineFlagsForSandboxType(&command_line, Sandbox::kNoSandbox);
EXPECT_EQ(Sandbox::kNoSandbox, SandboxTypeFromCommandLine(command_line));
EXPECT_TRUE(command_line.HasSwitch(switches::kNoSandbox));
}
TEST(SandboxTypeTest, Utility) {
base::CommandLine command_line(base::CommandLine::NO_PROGRAM);
command_line.AppendSwitchASCII(switches::kProcessType,
switches::kUtilityProcess);
base::CommandLine command_line2(command_line);
SetCommandLineFlagsForSandboxType(&command_line2, Sandbox::kNetwork);
EXPECT_EQ(Sandbox::kNetwork, SandboxTypeFromCommandLine(command_line2));
base::CommandLine command_line3(command_line);
SetCommandLineFlagsForSandboxType(&command_line3, Sandbox::kCdm);
EXPECT_EQ(Sandbox::kCdm, SandboxTypeFromCommandLine(command_line3));
base::CommandLine command_line4(command_line);
SetCommandLineFlagsForSandboxType(&command_line4, Sandbox::kNoSandbox);
EXPECT_EQ(Sandbox::kNoSandbox, SandboxTypeFromCommandLine(command_line4));
#if BUILDFLAG(ENABLE_PPAPI) && !BUILDFLAG(IS_WIN)
base::CommandLine command_line5(command_line);
SetCommandLineFlagsForSandboxType(&command_line5, Sandbox::kPpapi);
EXPECT_EQ(Sandbox::kPpapi, SandboxTypeFromCommandLine(command_line5));
#endif
base::CommandLine command_line6(command_line);
SetCommandLineFlagsForSandboxType(&command_line6, Sandbox::kService);
EXPECT_EQ(Sandbox::kService, SandboxTypeFromCommandLine(command_line6));
base::CommandLine command_line7(command_line);
SetCommandLineFlagsForSandboxType(&command_line7, Sandbox::kPrintCompositor);
EXPECT_EQ(Sandbox::kPrintCompositor,
SandboxTypeFromCommandLine(command_line7));
base::CommandLine command_line8(command_line);
SetCommandLineFlagsForSandboxType(&command_line8, Sandbox::kAudio);
EXPECT_EQ(Sandbox::kAudio, SandboxTypeFromCommandLine(command_line8));
base::CommandLine command_line9(command_line);
SetCommandLineFlagsForSandboxType(&command_line9,
Sandbox::kSpeechRecognition);
EXPECT_EQ(Sandbox::kSpeechRecognition,
SandboxTypeFromCommandLine(command_line9));
#if BUILDFLAG(IS_WIN)
base::CommandLine command_line10(command_line);
SetCommandLineFlagsForSandboxType(&command_line10, Sandbox::kXrCompositing);
EXPECT_EQ(Sandbox::kXrCompositing,
SandboxTypeFromCommandLine(command_line10));
base::CommandLine command_line11(command_line);
SetCommandLineFlagsForSandboxType(&command_line11,
Sandbox::kNoSandboxAndElevatedPrivileges);
EXPECT_EQ(Sandbox::kNoSandboxAndElevatedPrivileges,
SandboxTypeFromCommandLine(command_line11));
base::CommandLine command_line12(command_line);
SetCommandLineFlagsForSandboxType(&command_line12, Sandbox::kPdfConversion);
EXPECT_EQ(Sandbox::kPdfConversion,
SandboxTypeFromCommandLine(command_line12));
#endif
#if BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_MAC) || \
BUILDFLAG(IS_WIN)
base::CommandLine command_line13(command_line);
SetCommandLineFlagsForSandboxType(&command_line13, Sandbox::kPrintBackend);
EXPECT_EQ(Sandbox::kPrintBackend, SandboxTypeFromCommandLine(command_line13));
#endif
base::CommandLine command_line14(command_line);
command_line14.AppendSwitchASCII(
switches::kServiceSandboxType,
StringFromUtilitySandboxType(Sandbox::kNoSandbox));
EXPECT_EQ(Sandbox::kNoSandbox, SandboxTypeFromCommandLine(command_line14));
base::CommandLine command_line15(command_line);
SetCommandLineFlagsForSandboxType(&command_line15, Sandbox::kServiceWithJit);
EXPECT_EQ(Sandbox::kServiceWithJit,
SandboxTypeFromCommandLine(command_line15));
command_line.AppendSwitch(switches::kNoSandbox);
EXPECT_EQ(Sandbox::kNoSandbox, SandboxTypeFromCommandLine(command_line));
}
TEST(SandboxTypeTest, UtilityDeath) {
base::CommandLine command_line(base::CommandLine::NO_PROGRAM);
command_line.AppendSwitchASCII(switches::kProcessType,
switches::kUtilityProcess);
EXPECT_DEATH_IF_SUPPORTED(SandboxTypeFromCommandLine(command_line), "");
// kGPU not valid for utility processes.
base::CommandLine command_line1(command_line);
command_line1.AppendSwitchASCII(switches::kServiceSandboxType, "gpu");
EXPECT_DEATH_IF_SUPPORTED(SandboxTypeFromCommandLine(command_line1), "");
base::CommandLine command_line2(command_line);
command_line2.AppendSwitchASCII(switches::kServiceSandboxType, "bogus");
EXPECT_DEATH_IF_SUPPORTED(SandboxTypeFromCommandLine(command_line2), "");
}
TEST(SandboxTypeTest, GPU) {
base::CommandLine command_line(base::CommandLine::NO_PROGRAM);
command_line.AppendSwitchASCII(switches::kProcessType, switches::kGpuProcess);
SetCommandLineFlagsForSandboxType(&command_line, Sandbox::kGpu);
EXPECT_EQ(Sandbox::kGpu, SandboxTypeFromCommandLine(command_line));
command_line.AppendSwitchASCII(switches::kServiceSandboxType, "network");
EXPECT_EQ(Sandbox::kGpu, SandboxTypeFromCommandLine(command_line));
command_line.AppendSwitch(switches::kNoSandbox);
EXPECT_EQ(Sandbox::kNoSandbox, SandboxTypeFromCommandLine(command_line));
}
#if BUILDFLAG(ENABLE_PPAPI) && !BUILDFLAG(IS_WIN)
TEST(SandboxTypeTest, PPAPIPlugin) {
base::CommandLine command_line(base::CommandLine::NO_PROGRAM);
command_line.AppendSwitchASCII(switches::kProcessType,
switches::kPpapiPluginProcess);
SetCommandLineFlagsForSandboxType(&command_line, Sandbox::kPpapi);
EXPECT_EQ(Sandbox::kPpapi, SandboxTypeFromCommandLine(command_line));
command_line.AppendSwitchASCII(switches::kServiceSandboxType, "network");
EXPECT_EQ(Sandbox::kPpapi, SandboxTypeFromCommandLine(command_line));
command_line.AppendSwitch(switches::kNoSandbox);
EXPECT_EQ(Sandbox::kNoSandbox, SandboxTypeFromCommandLine(command_line));
}
#endif // BUILDFLAG(ENABLE_PPAPI)
TEST(SandboxTypeTest, Nonesuch) {
base::CommandLine command_line(base::CommandLine::NO_PROGRAM);
command_line.AppendSwitchASCII(switches::kProcessType, "nonesuch");
// If tested here would CHECK.
command_line.AppendSwitchASCII(switches::kServiceSandboxType, "network");
// If tested here would CHECK.
// With kNoSandbox will parse the command line correctly.
command_line.AppendSwitch(switches::kNoSandbox);
EXPECT_EQ(Sandbox::kNoSandbox, SandboxTypeFromCommandLine(command_line));
}
// This flag is impossible on non-Windows platforms where it crashes in
// a NOTREACHED(), but validate that it does exist on Windows.
#if BUILDFLAG(IS_WIN)
TEST(SandboxTypeTest, ElevatedPrivileges) {
Sandbox elevated_type = UtilitySandboxTypeFromString(
StringFromUtilitySandboxType(Sandbox::kNoSandboxAndElevatedPrivileges));
EXPECT_EQ(Sandbox::kNoSandboxAndElevatedPrivileges, elevated_type);
}
#endif
} // namespace policy
} // namespace sandbox
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