mirror of
https://github.com/google/sandboxed-api.git
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136 lines
4.1 KiB
C++
136 lines
4.1 KiB
C++
// Copyright 2023 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <syscall.h>
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#include <cstdlib>
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#include <memory>
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#include <string>
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#include <utility>
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#include <vector>
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#include "gmock/gmock.h"
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#include "gtest/gtest.h"
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#include "sandboxed_api/sandbox2/executor.h"
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#include "sandboxed_api/sandbox2/network_proxy/testing.h"
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#include "sandboxed_api/sandbox2/policybuilder.h"
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#include "sandboxed_api/sandbox2/result.h"
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#include "sandboxed_api/sandbox2/sandbox2.h"
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#include "sandboxed_api/testing.h"
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#include "sandboxed_api/util/status_matchers.h"
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namespace sandbox2 {
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namespace {
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using ::sapi::GetTestSourcePath;
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using ::testing::Eq;
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TEST(NetworkProxy, ProxyWithHandlerAllowed) {
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SKIP_SANITIZERS;
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const std::string path =
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GetTestSourcePath("sandbox2/testcases/network_proxy");
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std::vector<std::string> args = {"network_proxy"};
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auto executor = std::make_unique<Executor>(path, args);
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PolicyBuilder builder;
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builder.AllowDynamicStartup()
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.AllowWrite()
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.AllowRead()
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.AllowExit()
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.AllowSyscall(__NR_sendto)
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.AllowTcMalloc()
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.AddNetworkProxyHandlerPolicy()
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.AllowLlvmCoverage()
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.AllowIPv6("::1")
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.AddLibrariesForBinary(path);
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SAPI_ASSERT_OK_AND_ASSIGN(auto policy, builder.TryBuild());
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Sandbox2 s2(std::move(executor), std::move(policy));
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ASSERT_TRUE(s2.RunAsync());
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SAPI_ASSERT_OK_AND_ASSIGN(int port, StartNetworkProxyTestServer());
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ASSERT_TRUE(s2.comms()->SendInt32(port));
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sandbox2::Result result = s2.AwaitResult();
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ASSERT_THAT(result.final_status(), Eq(Result::OK));
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EXPECT_THAT(result.reason_code(), Eq(EXIT_SUCCESS));
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}
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TEST(NetworkProxy, ProxyWithHandlerNotAllowed) {
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SKIP_SANITIZERS;
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const std::string path =
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GetTestSourcePath("sandbox2/testcases/network_proxy");
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std::vector<std::string> args = {"network_proxy"};
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auto executor = std::make_unique<Executor>(path, args);
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PolicyBuilder builder;
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builder.AllowDynamicStartup()
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.AllowWrite()
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.AllowRead()
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.AllowExit()
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.AllowSyscall(__NR_sendto)
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.AllowTcMalloc()
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.AddNetworkProxyHandlerPolicy()
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.AllowLlvmCoverage()
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.AddLibrariesForBinary(path);
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SAPI_ASSERT_OK_AND_ASSIGN(auto policy, builder.TryBuild());
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Sandbox2 s2(std::move(executor), std::move(policy));
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ASSERT_TRUE(s2.RunAsync());
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SAPI_ASSERT_OK_AND_ASSIGN(int port, StartNetworkProxyTestServer());
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ASSERT_TRUE(s2.comms()->SendInt32(port));
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sandbox2::Result result = s2.AwaitResult();
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ASSERT_THAT(result.final_status(), Eq(Result::VIOLATION));
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EXPECT_THAT(result.reason_code(), Eq(Result::VIOLATION_NETWORK));
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}
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TEST(NetworkProxy, ProxyWithoutHandlerAllowed) {
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SKIP_SANITIZERS;
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const std::string path =
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GetTestSourcePath("sandbox2/testcases/network_proxy");
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std::vector<std::string> args = {"network_proxy", "--noconnect_with_handler"};
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auto executor = std::make_unique<Executor>(path, args);
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PolicyBuilder builder;
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builder.AllowDynamicStartup()
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.AllowExit()
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.AllowWrite()
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.AllowRead()
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.AllowSyscall(__NR_sendto)
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.AllowTcMalloc()
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.AddNetworkProxyHandlerPolicy()
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.AllowLlvmCoverage()
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.AllowIPv6("::1")
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.AddLibrariesForBinary(path);
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SAPI_ASSERT_OK_AND_ASSIGN(auto policy, builder.TryBuild());
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Sandbox2 s2(std::move(executor), std::move(policy));
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ASSERT_TRUE(s2.RunAsync());
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SAPI_ASSERT_OK_AND_ASSIGN(int port, StartNetworkProxyTestServer());
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ASSERT_TRUE(s2.comms()->SendInt32(port));
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sandbox2::Result result = s2.AwaitResult();
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ASSERT_THAT(result.final_status(), Eq(Result::OK));
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EXPECT_THAT(result.reason_code(), Eq(EXIT_SUCCESS));
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}
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} // namespace
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} // namespace sandbox2
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