mirror of
https://github.com/google/sandboxed-api.git
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90 lines
5.1 KiB
C++
90 lines
5.1 KiB
C++
// Copyright 2019 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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// http://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 "sandboxed_api/sandbox2/util/maps_parser.h"
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#include "gmock/gmock.h"
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#include "gtest/gtest.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::IsOk;
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using ::testing::Eq;
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using ::testing::Not;
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using ::testing::Test;
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TEST(MapsParserTest, ParsesValidFileCorrectly) {
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static constexpr char kValidMapsFile[] = R"ValidMapsFile(
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555555554000-55555555c000 r-xp 00000000 fd:01 3277961 /bin/cat
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55555575b000-55555575c000 r--p 00007000 fd:01 3277961 /bin/cat
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55555575c000-55555575d000 rw-p 00008000 fd:01 3277961 /bin/cat
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55555575d000-55555577e000 rw-p 00000000 00:00 0 [heap]
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7ffff7a3a000-7ffff7bcf000 r-xp 00000000 fd:01 916748 /lib/x86_64-linux-gnu/libc-2.24.so
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7ffff7bcf000-7ffff7dcf000 ---p 00195000 fd:01 916748 /lib/x86_64-linux-gnu/libc-2.24.so
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7ffff7dcf000-7ffff7dd3000 r--p 00195000 fd:01 916748 /lib/x86_64-linux-gnu/libc-2.24.so
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7ffff7dd3000-7ffff7dd5000 rw-p 00199000 fd:01 916748 /lib/x86_64-linux-gnu/libc-2.24.so
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7ffff7dd5000-7ffff7dd9000 rw-p 00000000 00:00 0
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7ffff7dd9000-7ffff7dfc000 r-xp 00000000 fd:01 915984 /lib/x86_64-linux-gnu/ld-2.24.so
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7ffff7e2b000-7ffff7e7c000 r--p 00000000 fd:01 917362 /usr/lib/locale/aa_DJ.utf8/LC_CTYPE
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7ffff7e7c000-7ffff7fac000 r--p 00000000 fd:01 917355 /usr/lib/locale/aa_DJ.utf8/LC_COLLATE
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7ffff7fac000-7ffff7fae000 rw-p 00000000 00:00 0
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7ffff7fc1000-7ffff7fe3000 rw-p 00000000 00:00 0
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7ffff7fe3000-7ffff7fe4000 r--p 00000000 fd:01 920638 /usr/lib/locale/aa_ET/LC_NUMERIC
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7ffff7fe4000-7ffff7fe5000 r--p 00000000 fd:01 932780 /usr/lib/locale/en_US.utf8/LC_TIME
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7ffff7fe5000-7ffff7fe6000 r--p 00000000 fd:01 932409 /usr/lib/locale/chr_US/LC_MONETARY
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7ffff7fe6000-7ffff7fe7000 r--p 00000000 fd:01 932625 /usr/lib/locale/en_AG/LC_MESSAGES/SYS_LC_MESSAGES
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7ffff7fe7000-7ffff7fe8000 r--p 00000000 fd:01 932411 /usr/lib/locale/chr_US/LC_PAPER
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7ffff7fe8000-7ffff7fe9000 r--p 00000000 fd:01 932410 /usr/lib/locale/chr_US/LC_NAME
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7ffff7fe9000-7ffff7fea000 r--p 00000000 fd:01 932778 /usr/lib/locale/en_US.utf8/LC_ADDRESS
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7ffff7fea000-7ffff7feb000 r--p 00000000 fd:01 932412 /usr/lib/locale/chr_US/LC_TELEPHONE
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7ffff7feb000-7ffff7fec000 r--p 00000000 fd:01 932407 /usr/lib/locale/chr_US/LC_MEASUREMENT
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7ffff7fec000-7ffff7ff3000 r--s 00000000 fd:01 1179918 /usr/lib/x86_64-linux-gnu/gconv/gconv-modules.cache
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7ffff7ff3000-7ffff7ff4000 r--p 00000000 fd:01 932779 /usr/lib/locale/en_US.utf8/LC_IDENTIFICATION
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7ffff7ff4000-7ffff7ff7000 rw-p 00000000 00:00 0
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7ffff7ff7000-7ffff7ffa000 r--p 00000000 00:00 0 [vvar]
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7ffff7ffa000-7ffff7ffc000 r-xp 00000000 00:00 0 [vdso]
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7ffff7ffc000-7ffff7ffd000 r--p 00023000 fd:01 915984 /lib/x86_64-linux-gnu/ld-2.24.so
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7ffff7ffd000-7ffff7ffe000 rw-p 00024000 fd:01 915984 /lib/x86_64-linux-gnu/ld-2.24.so
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7ffff7ffe000-7ffff7fff000 rw-p 00000000 00:00 0
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7ffffffde000-7ffffffff000 rw-p 00000000 00:00 0 [stack]
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)ValidMapsFile"; // NOLINT
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SAPI_ASSERT_OK_AND_ASSIGN(std::vector<MapsEntry> entries,
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ParseProcMaps(kValidMapsFile));
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EXPECT_THAT(entries.size(), Eq(32));
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EXPECT_THAT(entries[0].start, Eq(0x555555554000));
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EXPECT_THAT(entries[1].start, Eq(0x55555575b000));
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EXPECT_THAT(entries[1].end, Eq(0x55555575c000));
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EXPECT_THAT(entries[1].inode, Eq(3277961));
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EXPECT_THAT(entries[0].is_executable, Eq(true));
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EXPECT_THAT(entries[1].is_executable, Eq(false));
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}
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TEST(MapsParserTest, FailsOnInvalidFile) {
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static constexpr char kInvalidMapsFile[] = R"InvalidMapsFile(
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555555554000-55555555c000 r-xp 00000000 fd:01 3277961 /bin/cat
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55555575b000-55555575c000 r--p 00007000 fd:01 3277961 /bin/cat
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55555575c000-55555575d000 rw-p 00008000 fd:01 3277961 /bin/cat
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55555575d000-55555577e000 rw-p 00000000 00:00 0 [heap]
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7ffff7fe4000+7ffff7fe5000 r--p 00000000 fdX01 932780 /usr/lib/locale/en_US.utf8/LC_TIME
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)InvalidMapsFile";
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auto status_or = ParseProcMaps(kInvalidMapsFile);
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ASSERT_THAT(status_or.status(), Not(IsOk()));
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}
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} // namespace
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} // namespace sandbox2
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