TEST(SideloadTest, run_fuse_sideload_wrong_parameters) {
provider_vtab vtab;
vtab.close = [](void) {};
ASSERT_EQ(-1, run_fuse_sideload(vtab, 4096, 4095));
ASSERT_EQ(-1, run_fuse_sideload(vtab, 4096, (1 << 22) + 1));
// Too many blocks.
ASSERT_EQ(-1, run_fuse_sideload(vtab, ((1 << 18) + 1) * 4096, 4096));
}
static void* run_sdcard_fuse(void* cookie) {
struct token* t = (struct token*)cookie;
struct stat sb;
if (stat(t->path, &sb) < 0) {
fprintf(stderr, "failed to stat %s: %s\n", t->path, strerror(errno));
t->result = -1;
return NULL;
}
struct file_data fd;
struct provider_vtab vtab;
fd.fd = open(t->path, O_RDONLY);
if (fd.fd < 0) {
fprintf(stderr, "failed to open %s: %s\n", t->path, strerror(errno));
t->result = -1;
return NULL;
}
fd.file_size = sb.st_size;
fd.block_size = 65536;
vtab.read_block = read_block_file;
vtab.close = close_file;
t->result = run_fuse_sideload(&vtab, &fd, fd.file_size, fd.block_size);
return NULL;
}
TEST(SideloadTest, run_fuse_sideload) {
const std::vector<std::string> blocks = {
std::string(2048, 'a') + std::string(2048, 'b'),
std::string(2048, 'c') + std::string(2048, 'd'),
std::string(2048, 'e') + std::string(2048, 'f'),
std::string(2048, 'g') + std::string(2048, 'h'),
};
const std::string content = android::base::Join(blocks, "");
ASSERT_EQ(16384U, content.size());
provider_vtab vtab;
vtab.close = [](void) {};
vtab.read_block = [&blocks](uint32_t block, uint8_t* buffer, uint32_t fetch_size) {
if (block >= 4) return -1;
blocks[block].copy(reinterpret_cast<char*>(buffer), fetch_size);
return 0;
};
TemporaryDir mount_point;
pid_t pid = fork();
if (pid == 0) {
ASSERT_EQ(0, run_fuse_sideload(vtab, 16384, 4096, mount_point.path));
_exit(EXIT_SUCCESS);
}
std::string package = std::string(mount_point.path) + "/" + FUSE_SIDELOAD_HOST_FILENAME;
int status;
static constexpr int kSideloadInstallTimeout = 10;
for (int i = 0; i < kSideloadInstallTimeout; ++i) {
ASSERT_NE(-1, waitpid(pid, &status, WNOHANG));
struct stat sb;
if (stat(package.c_str(), &sb) == 0) {
break;
}
if (errno == ENOENT && i < kSideloadInstallTimeout - 1) {
sleep(1);
continue;
}
FAIL() << "Timed out waiting for the fuse-provided package.";
}
std::string content_via_fuse;
ASSERT_TRUE(android::base::ReadFileToString(package, &content_via_fuse));
ASSERT_EQ(content, content_via_fuse);
std::string exit_flag = std::string(mount_point.path) + "/" + FUSE_SIDELOAD_HOST_EXIT_FLAG;
struct stat sb;
ASSERT_EQ(0, stat(exit_flag.c_str(), &sb));
waitpid(pid, &status, 0);
ASSERT_EQ(0, WEXITSTATUS(status));
ASSERT_EQ(EXIT_SUCCESS, WEXITSTATUS(status));
}
int run_adb_fuse(int sfd, uint64_t file_size, uint32_t block_size) {
adb_data ad;
ad.sfd = sfd;
ad.file_size = file_size;
ad.block_size = block_size;
provider_vtab vtab;
vtab.read_block = read_block_adb;
vtab.close = close_adb;
return run_fuse_sideload(&vtab, &ad, file_size, block_size);
}
